Mercurial > cpython-lru_cache-weakref

annotate Python/import.c @ 75824:daed636a3536 3.2

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Fixes Issue #14331: Use significantly less stack space when importing modules by allocating path buffers on the heap instead of the stack.
author Gregory P. Smith <greg@krypto.org>
date Sun, 18 Mar 2012 16:06:53 -0700
parents cbfd2bf80db0
children 9de4d85e4197 5ad5625715b5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2 /* Module definition and import implementation */
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4 #include "Python.h"
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6 #include "Python-ast.h"
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7 #undef Yield /* undefine macro conflicting with winbase.h */
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8 #include "errcode.h"
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9 #include "marshal.h"
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10 #include "code.h"
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11 #include "osdefs.h"
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12 #include "importdl.h"
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14 #ifdef HAVE_FCNTL_H
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15 #include <fcntl.h>
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16 #endif
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17 #ifdef __cplusplus
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18 extern "C" {
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19 #endif
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21 #ifdef MS_WINDOWS
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22 /* for stat.st_mode */
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23 typedef unsigned short mode_t;
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24 /* for _mkdir */
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25 #include <direct.h>
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26 #endif
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29 /* Magic word to reject .pyc files generated by other Python versions.
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30 It should change for each incompatible change to the bytecode.
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32 The value of CR and LF is incorporated so if you ever read or write
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37 -U interpeter flag will cause MAGIC+1 being used. They have been
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38 odd numbers for some time now.
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40 There were a variety of old schemes for setting the magic number.
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41 The current working scheme is to increment the previous value by
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42 10.
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45 number also includes a new "magic tag", i.e. a human readable string used
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50 that's come before. The tags are included in the following table, starting
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51 with Python 3.2a0.
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53 Known values:
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54 Python 1.5: 20121
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55 Python 1.5.1: 20121
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56 Python 1.5.2: 20121
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57 Python 1.6: 50428
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58 Python 2.0: 50823
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60 Python 2.1: 60202
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61 Python 2.1.1: 60202
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62 Python 2.1.2: 60202
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63 Python 2.2: 60717
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64 Python 2.3a0: 62011
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65 Python 2.3a0: 62021
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66 Python 2.3a0: 62011 (!)
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67 Python 2.4a0: 62041
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69 Python 2.4b1: 62061
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72 Python 2.5a0: 62091 (with)
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73 Python 2.5a0: 62092 (changed WITH_CLEANUP opcode)
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74 Python 2.5b3: 62101 (fix wrong code: for x, in ...)
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75 Python 2.5b3: 62111 (fix wrong code: x += yield)
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76 Python 2.5c1: 62121 (fix wrong lnotab with for loops and
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77 storing constants that should have been removed)
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78 Python 2.5c2: 62131 (fix wrong code: for x, in ... in listcomp/genexp)
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79 Python 2.6a0: 62151 (peephole optimizations and STORE_MAP opcode)
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80 Python 2.6a1: 62161 (WITH_CLEANUP optimization)
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81 Python 3000: 3000
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82 3010 (removed UNARY_CONVERT)
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83 3020 (added BUILD_SET)
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85 3040 (added signature annotations)
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86 3050 (print becomes a function)
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87 3060 (PEP 3115 metaclass syntax)
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88 3061 (string literals become unicode)
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89 3071 (PEP 3109 raise changes)
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90 3081 (PEP 3137 make __file__ and __name__ unicode)
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91 3091 (kill str8 interning)
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92 3101 (merge from 2.6a0, see 62151)
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93 3103 (__file__ points to source file)
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94 Python 3.0a4: 3111 (WITH_CLEANUP optimization).
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95 Python 3.0a5: 3131 (lexical exception stacking, including POP_EXCEPT)
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96 Python 3.1a0: 3141 (optimize list, set and dict comprehensions:
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97 change LIST_APPEND and SET_ADD, add MAP_ADD)
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98 Python 3.1a0: 3151 (optimize conditional branches:
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99 introduce POP_JUMP_IF_FALSE and POP_JUMP_IF_TRUE)
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100 Python 3.2a0: 3160 (add SETUP_WITH)
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101 tag: cpython-32
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102 Python 3.2a1: 3170 (add DUP_TOP_TWO, remove DUP_TOPX and ROT_FOUR)
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103 tag: cpython-32
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104 Python 3.2a2 3180 (add DELETE_DEREF)
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105 */
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106
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107 /* MAGIC must change whenever the bytecode emitted by the compiler may no
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108 longer be understood by older implementations of the eval loop (usually
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109 due to the addition of new opcodes)
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110 TAG must change for each major Python release. The magic number will take
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111 care of any bytecode changes that occur during development.
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112 */
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113 #define MAGIC (3180 | ((long)'\r'<<16) | ((long)'\n'<<24))
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114 #define TAG "cpython-32"
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115 #define CACHEDIR "__pycache__"
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116 /* Current magic word and string tag as globals. */
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117 static long pyc_magic = MAGIC;
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118 static const char *pyc_tag = TAG;
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119
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120 /* See _PyImport_FixupExtensionUnicode() below */
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121 static PyObject *extensions = NULL;
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122
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123 /* This table is defined in config.c: */
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124 extern struct _inittab _PyImport_Inittab[];
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125
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126 /* Method from Parser/tokenizer.c */
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127 extern char * PyTokenizer_FindEncoding(int);
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128
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129 struct _inittab *PyImport_Inittab = _PyImport_Inittab;
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130
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131 /* these tables define the module suffixes that Python recognizes */
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132 struct filedescr * _PyImport_Filetab = NULL;
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133
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134 static const struct filedescr _PyImport_StandardFiletab[] = {
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135 {".py", "U", PY_SOURCE},
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136 #ifdef MS_WINDOWS
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137 {".pyw", "U", PY_SOURCE},
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138 #endif
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139 {".pyc", "rb", PY_COMPILED},
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140 {0, 0}
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141 };
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142
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143
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144 /* Initialize things */
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145
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146 void
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147 _PyImport_Init(void)
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148 {
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149 const struct filedescr *scan;
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150 struct filedescr *filetab;
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151 int countD = 0;
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152 int countS = 0;
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153
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154 /* prepare _PyImport_Filetab: copy entries from
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155 _PyImport_DynLoadFiletab and _PyImport_StandardFiletab.
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156 */
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157 #ifdef HAVE_DYNAMIC_LOADING
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158 for (scan = _PyImport_DynLoadFiletab; scan->suffix != NULL; ++scan)
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159 ++countD;
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160 #endif
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161 for (scan = _PyImport_StandardFiletab; scan->suffix != NULL; ++scan)
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162 ++countS;
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163 filetab = PyMem_NEW(struct filedescr, countD + countS + 1);
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164 if (filetab == NULL)
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165 Py_FatalError("Can't initialize import file table.");
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166 #ifdef HAVE_DYNAMIC_LOADING
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167 memcpy(filetab, _PyImport_DynLoadFiletab,
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168 countD * sizeof(struct filedescr));
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169 #endif
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170 memcpy(filetab + countD, _PyImport_StandardFiletab,
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171 countS * sizeof(struct filedescr));
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172 filetab[countD + countS].suffix = NULL;
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173
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174 _PyImport_Filetab = filetab;
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175
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176 if (Py_OptimizeFlag) {
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177 /* Replace ".pyc" with ".pyo" in _PyImport_Filetab */
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178 for (; filetab->suffix != NULL; filetab++) {
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179 if (strcmp(filetab->suffix, ".pyc") == 0)
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180 filetab->suffix = ".pyo";
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181 }
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182 }
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183 }
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184
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8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
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185 void
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186 _PyImportHooks_Init(void)
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187 {
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188 PyObject *v, *path_hooks = NULL, *zimpimport;
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189 int err = 0;
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190
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191 /* adding sys.path_hooks and sys.path_importer_cache, setting up
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192 zipimport */
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193 if (PyType_Ready(&PyNullImporter_Type) < 0)
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194 goto error;
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195
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196 if (Py_VerboseFlag)
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197 PySys_WriteStderr("# installing zipimport hook\n");
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198
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199 v = PyList_New(0);
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200 if (v == NULL)
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201 goto error;
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202 err = PySys_SetObject("meta_path", v);
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203 Py_DECREF(v);
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204 if (err)
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205 goto error;
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206 v = PyDict_New();
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207 if (v == NULL)
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208 goto error;
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209 err = PySys_SetObject("path_importer_cache", v);
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210 Py_DECREF(v);
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211 if (err)
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212 goto error;
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213 path_hooks = PyList_New(0);
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214 if (path_hooks == NULL)
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215 goto error;
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216 err = PySys_SetObject("path_hooks", path_hooks);
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217 if (err) {
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218 error:
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219 PyErr_Print();
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220 Py_FatalError("initializing sys.meta_path, sys.path_hooks, "
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221 "path_importer_cache, or NullImporter failed"
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222 );
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223 }
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224
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225 zimpimport = PyImport_ImportModule("zipimport");
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226 if (zimpimport == NULL) {
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227 PyErr_Clear(); /* No zip import module -- okay */
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228 if (Py_VerboseFlag)
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229 PySys_WriteStderr("# can't import zipimport\n");
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230 }
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231 else {
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232 PyObject *zipimporter = PyObject_GetAttrString(zimpimport,
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233 "zipimporter");
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234 Py_DECREF(zimpimport);
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235 if (zipimporter == NULL) {
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236 PyErr_Clear(); /* No zipimporter object -- okay */
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237 if (Py_VerboseFlag)
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238 PySys_WriteStderr(
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239 "# can't import zipimport.zipimporter\n");
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240 }
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241 else {
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242 /* sys.path_hooks.append(zipimporter) */
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243 err = PyList_Append(path_hooks, zipimporter);
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244 Py_DECREF(zipimporter);
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245 if (err)
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246 goto error;
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247 if (Py_VerboseFlag)
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248 PySys_WriteStderr(
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249 "# installed zipimport hook\n");
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250 }
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251 }
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252 Py_DECREF(path_hooks);
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253 }
54aacb87beda PEP 302 + zipimport:
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254
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255 /* Locking primitives to prevent parallel imports of the same module
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256 in different threads to return with a partially loaded module.
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257 These calls are serialized by the global interpreter lock. */
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258
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259 #ifdef WITH_THREAD
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260
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261 #include "pythread.h"
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262
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263 static PyThread_type_lock import_lock = 0;
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264 static long import_lock_thread = -1;
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265 static int import_lock_level = 0;
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266
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267 void
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268 _PyImport_AcquireLock(void)
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269 {
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270 long me = PyThread_get_thread_ident();
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271 if (me == -1)
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272 return; /* Too bad */
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273 if (import_lock == NULL) {
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274 import_lock = PyThread_allocate_lock();
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275 if (import_lock == NULL)
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276 return; /* Nothing much we can do. */
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277 }
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278 if (import_lock_thread == me) {
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279 import_lock_level++;
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280 return;
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281 }
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282 if (import_lock_thread != -1 || !PyThread_acquire_lock(import_lock, 0))
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283 {
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284 PyThreadState *tstate = PyEval_SaveThread();
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285 PyThread_acquire_lock(import_lock, 1);
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286 PyEval_RestoreThread(tstate);
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287 }
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288 import_lock_thread = me;
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289 import_lock_level = 1;
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290 }
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291
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292 int
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293 _PyImport_ReleaseLock(void)
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294 {
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295 long me = PyThread_get_thread_ident();
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296 if (me == -1 || import_lock == NULL)
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297 return 0; /* Too bad */
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298 if (import_lock_thread != me)
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299 return -1;
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300 import_lock_level--;
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301 if (import_lock_level == 0) {
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302 import_lock_thread = -1;
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303 PyThread_release_lock(import_lock);
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304 }
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305 return 1;
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306 }
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307
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308 /* This function is called from PyOS_AfterFork to ensure that newly
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309 created child processes do not share locks with the parent.
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310 We now acquire the import lock around fork() calls but on some platforms
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311 (Solaris 9 and earlier? see isue7242) that still left us with problems. */
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312
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313 void
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314 _PyImport_ReInitLock(void)
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315 {
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316 if (import_lock != NULL)
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317 import_lock = PyThread_allocate_lock();
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318 if (import_lock_level > 1) {
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319 /* Forked as a side effect of import */
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320 long me = PyThread_get_thread_ident();
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321 PyThread_acquire_lock(import_lock, 0);
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322 /* XXX: can the previous line fail? */
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323 import_lock_thread = me;
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324 import_lock_level--;
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325 } else {
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326 import_lock_thread = -1;
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327 import_lock_level = 0;
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328 }
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329 }
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330
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331 #endif
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332
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333 static PyObject *
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334 imp_lock_held(PyObject *self, PyObject *noargs)
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335 {
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336 #ifdef WITH_THREAD
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337 return PyBool_FromLong(import_lock_thread != -1);
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338 #else
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339 return PyBool_FromLong(0);
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340 #endif
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341 }
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342
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343 static PyObject *
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344 imp_acquire_lock(PyObject *self, PyObject *noargs)
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345 {
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346 #ifdef WITH_THREAD
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347 _PyImport_AcquireLock();
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348 #endif
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349 Py_INCREF(Py_None);
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350 return Py_None;
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351 }
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352
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353 static PyObject *
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354 imp_release_lock(PyObject *self, PyObject *noargs)
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355 {
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356 #ifdef WITH_THREAD
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357 if (_PyImport_ReleaseLock() < 0) {
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358 PyErr_SetString(PyExc_RuntimeError,
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359 "not holding the import lock");
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360 return NULL;
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361 }
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362 #endif
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363 Py_INCREF(Py_None);
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364 return Py_None;
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365 }
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366
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367 void
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368 _PyImport_Fini(void)
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369 {
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370 Py_XDECREF(extensions);
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371 extensions = NULL;
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372 PyMem_DEL(_PyImport_Filetab);
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373 _PyImport_Filetab = NULL;
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374 #ifdef WITH_THREAD
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375 if (import_lock != NULL) {
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376 PyThread_free_lock(import_lock);
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377 import_lock = NULL;
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378 }
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379 #endif
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380 }
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381
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382 static void
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383 imp_modules_reloading_clear(void)
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384 {
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385 PyInterpreterState *interp = PyThreadState_Get()->interp;
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386 if (interp->modules_reloading != NULL)
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387 PyDict_Clear(interp->modules_reloading);
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388 }
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389
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390 /* Helper for sys */
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391
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392 PyObject *
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393 PyImport_GetModuleDict(void)
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394 {
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395 PyInterpreterState *interp = PyThreadState_GET()->interp;
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396 if (interp->modules == NULL)
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397 Py_FatalError("PyImport_GetModuleDict: no module dictionary!");
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398 return interp->modules;
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399 }
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400
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401
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402 /* List of names to clear in sys */
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403 static char* sys_deletes[] = {
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404 "path", "argv", "ps1", "ps2",
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405 "last_type", "last_value", "last_traceback",
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406 "path_hooks", "path_importer_cache", "meta_path",
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407 /* misc stuff */
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408 "flags", "float_info",
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409 NULL
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410 };
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411
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412 static char* sys_files[] = {
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413 "stdin", "__stdin__",
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414 "stdout", "__stdout__",
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415 "stderr", "__stderr__",
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416 NULL
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417 };
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418
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419
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420 /* Un-initialize things, as good as we can */
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421
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422 void
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423 PyImport_Cleanup(void)
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424 {
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425 Py_ssize_t pos, ndone;
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426 char *name;
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427 PyObject *key, *value, *dict;
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428 PyInterpreterState *interp = PyThreadState_GET()->interp;
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429 PyObject *modules = interp->modules;
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430
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431 if (modules == NULL)
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432 return; /* Already done */
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433
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434 /* Delete some special variables first. These are common
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435 places where user values hide and people complain when their
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436 destructors fail. Since the modules containing them are
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437 deleted *last* of all, they would come too late in the normal
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438 destruction order. Sigh. */
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439
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440 value = PyDict_GetItemString(modules, "builtins");
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441 if (value != NULL && PyModule_Check(value)) {
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442 dict = PyModule_GetDict(value);
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443 if (Py_VerboseFlag)
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444 PySys_WriteStderr("# clear builtins._\n");
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445 PyDict_SetItemString(dict, "_", Py_None);
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446 }
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447 value = PyDict_GetItemString(modules, "sys");
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448 if (value != NULL && PyModule_Check(value)) {
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449 char **p;
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450 PyObject *v;
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451 dict = PyModule_GetDict(value);
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452 for (p = sys_deletes; *p != NULL; p++) {
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453 if (Py_VerboseFlag)
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454 PySys_WriteStderr("# clear sys.%s\n", *p);
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455 PyDict_SetItemString(dict, *p, Py_None);
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456 }
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457 for (p = sys_files; *p != NULL; p+=2) {
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458 if (Py_VerboseFlag)
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459 PySys_WriteStderr("# restore sys.%s\n", *p);
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460 v = PyDict_GetItemString(dict, *(p+1));
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461 if (v == NULL)
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462 v = Py_None;
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463 PyDict_SetItemString(dict, *p, v);
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464 }
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465 }
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466
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467 /* First, delete __main__ */
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468 value = PyDict_GetItemString(modules, "__main__");
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469 if (value != NULL && PyModule_Check(value)) {
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470 if (Py_VerboseFlag)
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471 PySys_WriteStderr("# cleanup __main__\n");
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472 _PyModule_Clear(value);
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473 PyDict_SetItemString(modules, "__main__", Py_None);
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474 }
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475
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476 /* The special treatment of "builtins" here is because even
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477 when it's not referenced as a module, its dictionary is
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478 referenced by almost every module's __builtins__. Since
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479 deleting a module clears its dictionary (even if there are
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480 references left to it), we need to delete the "builtins"
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481 module last. Likewise, we don't delete sys until the very
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482 end because it is implicitly referenced (e.g. by print).
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483
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484 Also note that we 'delete' modules by replacing their entry
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485 in the modules dict with None, rather than really deleting
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486 them; this avoids a rehash of the modules dictionary and
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487 also marks them as "non existent" so they won't be
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488 re-imported. */
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489
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490 /* Next, repeatedly delete modules with a reference count of
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491 one (skipping builtins and sys) and delete them */
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492 do {
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493 ndone = 0;
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494 pos = 0;
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495 while (PyDict_Next(modules, &pos, &key, &value)) {
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496 if (value->ob_refcnt != 1)
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497 continue;
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498 if (PyUnicode_Check(key) && PyModule_Check(value)) {
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499 name = _PyUnicode_AsString(key);
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500 if (strcmp(name, "builtins") == 0)
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501 continue;
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502 if (strcmp(name, "sys") == 0)
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503 continue;
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504 if (Py_VerboseFlag)
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505 PySys_WriteStderr(
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506 "# cleanup[1] %s\n", name);
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507 _PyModule_Clear(value);
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508 PyDict_SetItem(modules, key, Py_None);
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509 ndone++;
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510 }
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511 }
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512 } while (ndone > 0);
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513
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514 /* Next, delete all modules (still skipping builtins and sys) */
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515 pos = 0;
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516 while (PyDict_Next(modules, &pos, &key, &value)) {
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517 if (PyUnicode_Check(key) && PyModule_Check(value)) {
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518 name = _PyUnicode_AsString(key);
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519 if (strcmp(name, "builtins") == 0)
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520 continue;
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521 if (strcmp(name, "sys") == 0)
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522 continue;
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523 if (Py_VerboseFlag)
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524 PySys_WriteStderr("# cleanup[2] %s\n", name);
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525 _PyModule_Clear(value);
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526 PyDict_SetItem(modules, key, Py_None);
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527 }
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528 }
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529
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530 /* Next, delete sys and builtins (in that order) */
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531 value = PyDict_GetItemString(modules, "sys");
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532 if (value != NULL && PyModule_Check(value)) {
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533 if (Py_VerboseFlag)
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534 PySys_WriteStderr("# cleanup sys\n");
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535 _PyModule_Clear(value);
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536 PyDict_SetItemString(modules, "sys", Py_None);
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537 }
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538 value = PyDict_GetItemString(modules, "builtins");
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539 if (value != NULL && PyModule_Check(value)) {
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540 if (Py_VerboseFlag)
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541 PySys_WriteStderr("# cleanup builtins\n");
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542 _PyModule_Clear(value);
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543 PyDict_SetItemString(modules, "builtins", Py_None);
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544 }
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545
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546 /* Finally, clear and delete the modules directory */
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547 PyDict_Clear(modules);
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548 interp->modules = NULL;
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549 Py_DECREF(modules);
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550 Py_CLEAR(interp->modules_reloading);
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551 }
166
28923e44254c Added forward declaration (to satisfy Standard C).
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552
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553
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554 /* Helper for pythonrun.c -- return magic number and tag. */
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ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
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555
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
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556 long
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f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
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557 PyImport_GetMagicNumber(void)
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558 {
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559 return pyc_magic;
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560 }
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561
6
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562
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563 const char *
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564 PyImport_GetMagicTag(void)
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565 {
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566 return pyc_tag;
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567 }
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568
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569 /* Magic for extension modules (built-in as well as dynamically
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570 loaded). To prevent initializing an extension module more than
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571 once, we keep a static dictionary 'extensions' keyed by module name
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572 (for built-in modules) or by filename (for dynamically loaded
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573 modules), containing these modules. A copy of the module's
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574 dictionary is stored by calling _PyImport_FixupExtensionUnicode()
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575 immediately after the module initialization function succeeds. A
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576 copy can be retrieved from there by calling
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577 _PyImport_FindExtensionUnicode().
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578
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579 Modules which do support multiple initialization set their m_size
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580 field to a non-negative number (indicating the size of the
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581 module-specific state). They are still recorded in the extensions
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582 dictionary, to avoid loading shared libraries twice.
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583 */
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584
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585 int
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586 _PyImport_FixupExtensionUnicode(PyObject *mod, char *name, PyObject *filename)
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587 {
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588 PyObject *modules, *dict;
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589 struct PyModuleDef *def;
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590 if (extensions == NULL) {
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591 extensions = PyDict_New();
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592 if (extensions == NULL)
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593 return -1;
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594 }
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595 if (mod == NULL || !PyModule_Check(mod)) {
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596 PyErr_BadInternalCall();
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597 return -1;
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598 }
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599 def = PyModule_GetDef(mod);
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600 if (!def) {
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601 PyErr_BadInternalCall();
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602 return -1;
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603 }
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604 modules = PyImport_GetModuleDict();
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605 if (PyDict_SetItemString(modules, name, mod) < 0)
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606 return -1;
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607 if (_PyState_AddModule(mod, def) < 0) {
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608 PyDict_DelItemString(modules, name);
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609 return -1;
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610 }
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611 if (def->m_size == -1) {
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612 if (def->m_base.m_copy) {
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613 /* Somebody already imported the module,
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614 likely under a different name.
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615 XXX this should really not happen. */
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616 Py_DECREF(def->m_base.m_copy);
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617 def->m_base.m_copy = NULL;
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618 }
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619 dict = PyModule_GetDict(mod);
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620 if (dict == NULL)
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621 return -1;
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622 def->m_base.m_copy = PyDict_Copy(dict);
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623 if (def->m_base.m_copy == NULL)
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624 return -1;
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625 }
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626 PyDict_SetItem(extensions, filename, (PyObject*)def);
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627 return 0;
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628 }
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629
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630 int
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631 _PyImport_FixupBuiltin(PyObject *mod, char *name)
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632 {
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633 int res;
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634 PyObject *filename;
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635 filename = PyUnicode_FromString(name);
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636 if (filename == NULL)
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637 return -1;
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638 res = _PyImport_FixupExtensionUnicode(mod, name, filename);
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639 Py_DECREF(filename);
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640 return res;
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641 }
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642
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643 PyObject *
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
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parents: 65391
diff changeset
644 _PyImport_FindExtensionUnicode(char *name, PyObject *filename)
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5894
diff changeset
645 {
61467
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diff changeset
646 PyObject *mod, *mdict;
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647 PyModuleDef* def;
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648 if (extensions == NULL)
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649 return NULL;
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diff changeset
650 def = (PyModuleDef*)PyDict_GetItem(extensions, filename);
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651 if (def == NULL)
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652 return NULL;
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653 if (def->m_size == -1) {
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654 /* Module does not support repeated initialization */
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655 if (def->m_base.m_copy == NULL)
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656 return NULL;
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diff changeset
657 mod = PyImport_AddModule(name);
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658 if (mod == NULL)
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659 return NULL;
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660 mdict = PyModule_GetDict(mod);
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diff changeset
661 if (mdict == NULL)
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662 return NULL;
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663 if (PyDict_Update(mdict, def->m_base.m_copy))
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diff changeset
664 return NULL;
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665 }
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666 else {
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667 if (def->m_base.m_init == NULL)
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668 return NULL;
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669 mod = def->m_base.m_init();
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670 if (mod == NULL)
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671 return NULL;
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672 PyDict_SetItemString(PyImport_GetModuleDict(), name, mod);
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673 Py_DECREF(mod);
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674 }
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675 if (_PyState_AddModule(mod, def) < 0) {
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676 PyDict_DelItemString(PyImport_GetModuleDict(), name);
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diff changeset
677 Py_DECREF(mod);
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diff changeset
678 return NULL;
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diff changeset
679 }
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diff changeset
680 if (Py_VerboseFlag)
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
681 PySys_FormatStderr("import %s # previously loaded (%U)\n",
61467
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diff changeset
682 name, filename);
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diff changeset
683 return mod;
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diff changeset
684
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
685 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
686
65418
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
687 PyObject *
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
688 _PyImport_FindBuiltin(char *name)
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
689 {
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
690 PyObject *res, *filename;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
691 filename = PyUnicode_FromString(name);
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
692 if (filename == NULL)
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
693 return NULL;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
694 res = _PyImport_FindExtensionUnicode(name, filename);
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
695 Py_DECREF(filename);
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
696 return res;
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
697 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
698
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Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
699 /* Get the module object corresponding to a module name.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
700 First check the modules dictionary if there's one there,
30722
651fc8d98d99 Fix a bunch of typos in documentation, docstrings and comments.
Walter Dörwald <walter@livinglogic.de>
parents: 30311
diff changeset
701 if not, create a new one and insert it in the modules dictionary.
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
702 Because the former action is most common, THIS DOES NOT RETURN A
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
703 'NEW' REFERENCE! */
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
704
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
705 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
706 PyImport_AddModule(const char *name)
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
707 {
61467
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diff changeset
708 PyObject *modules = PyImport_GetModuleDict();
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diff changeset
709 PyObject *m;
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diff changeset
710
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diff changeset
711 if ((m = PyDict_GetItemString(modules, name)) != NULL &&
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diff changeset
712 PyModule_Check(m))
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diff changeset
713 return m;
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diff changeset
714 m = PyModule_New(name);
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parents: 59865
diff changeset
715 if (m == NULL)
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diff changeset
716 return NULL;
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parents: 59865
diff changeset
717 if (PyDict_SetItemString(modules, name, m) != 0) {
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diff changeset
718 Py_DECREF(m);
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diff changeset
719 return NULL;
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diff changeset
720 }
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parents: 59865
diff changeset
721 Py_DECREF(m); /* Yes, it still exists, in modules! */
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parents: 59865
diff changeset
722
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parents: 59865
diff changeset
723 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
724 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
725
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
726 /* Remove name from sys.modules, if it's there. */
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
727 static void
60022
1a0e217063b7 Merged revisions 79428 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 59538
diff changeset
728 remove_module(const char *name)
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
729 {
61467
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diff changeset
730 PyObject *modules = PyImport_GetModuleDict();
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parents: 59865
diff changeset
731 if (PyDict_GetItemString(modules, name) == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
732 return;
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parents: 59865
diff changeset
733 if (PyDict_DelItemString(modules, name) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
734 Py_FatalError("import: deleting existing key in"
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
735 "sys.modules failed");
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
736 }
2052
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Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
737
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
738 static PyObject * get_sourcefile(char *file);
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
739 static char *make_source_pathname(char *pathname, char *buf);
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
740 static char *make_compiled_pathname(char *pathname, char *buf, size_t buflen,
61466
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diff changeset
741 int debug);
44583
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
742
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
743 /* Execute a code object in a module and return the module object
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
744 * WITH INCREMENTED REFERENCE COUNT. If an error occurs, name is
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
745 * removed from sys.modules, to avoid leaving damaged module objects
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
746 * in sys.modules. The caller may wish to restore the original
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
747 * module object (if any) in this case; PyImport_ReloadModule is an
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
748 * example.
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
749 *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
750 * Note that PyImport_ExecCodeModuleWithPathnames() is the preferred, richer
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
751 * interface. The other two exist primarily for backward compatibility.
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
752 */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
753 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
754 PyImport_ExecCodeModule(char *name, PyObject *co)
2052
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Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
755 {
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diff changeset
756 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
757 name, co, (char *)NULL, (char *)NULL);
7232
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
758 }
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
759
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
760 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
761 PyImport_ExecCodeModuleEx(char *name, PyObject *co, char *pathname)
7232
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
762 {
61466
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parents: 60648
diff changeset
763 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
764 name, co, pathname, (char *)NULL);
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
765 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
766
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
767 PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
768 PyImport_ExecCodeModuleWithPathnames(char *name, PyObject *co, char *pathname,
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
769 char *cpathname)
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
770 {
61467
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parents: 59865
diff changeset
771 PyObject *modules = PyImport_GetModuleDict();
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parents: 59865
diff changeset
772 PyObject *m, *d, *v;
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parents: 59865
diff changeset
773
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diff changeset
774 m = PyImport_AddModule(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
775 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
776 return NULL;
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parents: 59865
diff changeset
777 /* If the module is being reloaded, we get the old module back
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
778 and re-use its dict to exec the new code. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
779 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
780 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
781 if (PyDict_SetItemString(d, "__builtins__",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
782 PyEval_GetBuiltins()) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
783 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
784 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
785 /* Remember the filename as the __file__ attribute */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
786 v = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
787 if (pathname != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
788 v = get_sourcefile(pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
789 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
790 PyErr_Clear();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
791 }
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parents: 59865
diff changeset
792 if (v == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
793 v = ((PyCodeObject *)co)->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
794 Py_INCREF(v);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
795 }
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parents: 59865
diff changeset
796 if (PyDict_SetItemString(d, "__file__", v) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
797 PyErr_Clear(); /* Not important enough to report */
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parents: 59865
diff changeset
798 Py_DECREF(v);
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parents: 59865
diff changeset
799
61466
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parents: 60648
diff changeset
800 /* Remember the pyc path name as the __cached__ attribute. */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
801 if (cpathname == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
802 v = Py_None;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
803 Py_INCREF(v);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
804 }
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parents: 60648
diff changeset
805 else if ((v = PyUnicode_FromString(cpathname)) == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
806 PyErr_Clear(); /* Not important enough to report */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
807 v = Py_None;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
808 Py_INCREF(v);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
809 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
810 if (PyDict_SetItemString(d, "__cached__", v) != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
811 PyErr_Clear(); /* Not important enough to report */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
812 Py_DECREF(v);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
813
66664
62b61abd02b8 Merge branches/pep-0384.
Martin v. Löwis <martin@v.loewis.de>
parents: 66650
diff changeset
814 v = PyEval_EvalCode(co, d, d);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
815 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
816 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
817 Py_DECREF(v);
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parents: 59865
diff changeset
818
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
819 if ((m = PyDict_GetItemString(modules, name)) == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
820 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
821 "Loaded module %.200s not found in sys.modules",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
822 name);
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diff changeset
823 return NULL;
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parents: 59865
diff changeset
824 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
825
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
826 Py_INCREF(m);
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parents: 59865
diff changeset
827
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
828 return m;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
829
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
830 error:
61466
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diff changeset
831 remove_module(name);
61467
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diff changeset
832 return NULL;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
833 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
834
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
835
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
836 /* Like strrchr(string, '/') but searches for the rightmost of either SEP
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
837 or ALTSEP, if the latter is defined.
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
838 */
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
839 static char *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
840 rightmost_sep(char *s)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
841 {
61466
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diff changeset
842 char *found, c;
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parents: 60648
diff changeset
843 for (found = NULL; (c = *s); s++) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
844 if (c == SEP
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
845 #ifdef ALTSEP
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
846 || c == ALTSEP
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
847 #endif
61466
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diff changeset
848 )
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parents: 60648
diff changeset
849 {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
850 found = s;
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parents: 60648
diff changeset
851 }
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diff changeset
852 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
853 return found;
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
854 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
855
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
856
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
857 /* Given a pathname for a Python source file, fill a buffer with the
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
858 pathname for the corresponding compiled file. Return the pathname
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
859 for the compiled file, or NULL if there's no space in the buffer.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
860 Doesn't set an exception. */
609
0ad5b35e3ad8 Support for dynamic loading added.
Guido van Rossum <guido@python.org>
parents: 510
diff changeset
861
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
862 static char *
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
863 make_compiled_pathname(char *pathname, char *buf, size_t buflen, int debug)
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
864 {
61466
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diff changeset
865 /* foo.py -> __pycache__/foo.<tag>.pyc */
61467
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diff changeset
866 size_t len = strlen(pathname);
61466
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parents: 60648
diff changeset
867 size_t i, save;
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parents: 60648
diff changeset
868 char *pos;
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parents: 60648
diff changeset
869 int sep = SEP;
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parents: 60648
diff changeset
870
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parents: 60648
diff changeset
871 /* Sanity check that the buffer has roughly enough space to hold what
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parents: 60648
diff changeset
872 will eventually be the full path to the compiled file. The 5 extra
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diff changeset
873 bytes include the slash afer __pycache__, the two extra dots, the
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parents: 60648
diff changeset
874 extra trailing character ('c' or 'o') and null. This isn't exact
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parents: 60648
diff changeset
875 because the contents of the buffer can affect how many actual
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diff changeset
876 characters of the string get into the buffer. We'll do a final
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
877 sanity check before writing the extension to ensure we do not
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
878 overflow the buffer.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
879 */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
880 if (len + strlen(CACHEDIR) + strlen(pyc_tag) + 5 > buflen)
61467
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parents: 59865
diff changeset
881 return NULL;
18992
7fa1f87ca6b2 Derived from SF patch #446899 Permit import of .pyw under Windows, from
Tim Peters <tim.peters@gmail.com>
parents: 18933
diff changeset
882
61466
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diff changeset
883 /* Find the last path separator and copy everything from the start of
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
884 the source string up to and including the separator.
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parents: 60648
diff changeset
885 */
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parents: 60648
diff changeset
886 if ((pos = rightmost_sep(pathname)) == NULL) {
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parents: 60648
diff changeset
887 i = 0;
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diff changeset
888 }
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diff changeset
889 else {
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parents: 60648
diff changeset
890 sep = *pos;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
891 i = pos - pathname + 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
892 strncpy(buf, pathname, i);
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parents: 60648
diff changeset
893 }
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parents: 60648
diff changeset
894
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parents: 60648
diff changeset
895 save = i;
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parents: 60648
diff changeset
896 buf[i++] = '\0';
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parents: 60648
diff changeset
897 /* Add __pycache__/ */
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parents: 60648
diff changeset
898 strcat(buf, CACHEDIR);
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parents: 60648
diff changeset
899 i += strlen(CACHEDIR) - 1;
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parents: 60648
diff changeset
900 buf[i++] = sep;
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parents: 60648
diff changeset
901 buf[i++] = '\0';
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parents: 60648
diff changeset
902 /* Add the base filename, but remove the .py or .pyw extension, since
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
903 the tag name must go before the extension.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
904 */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
905 strcat(buf, pathname + save);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
906 if ((pos = strrchr(buf, '.')) != NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
907 *++pos = '\0';
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parents: 60648
diff changeset
908 strcat(buf, pyc_tag);
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909 /* The length test above assumes that we're only adding one character
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910 to the end of what would normally be the extension. What if there
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911 is no extension, or the string ends in '.' or '.p', and otherwise
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912 fills the buffer? By appending 4 more characters onto the string
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913 here, we could overrun the buffer.
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914
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915 As a simple example, let's say buflen=32 and the input string is
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916 'xxx.py'. strlen() would be 6 and the test above would yield:
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917
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918 (6 + 11 + 10 + 5 == 32) > 32
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919
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920 which is false and so the name mangling would continue. This would
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921 be fine because we'd end up with this string in buf:
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922
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923 __pycache__/xxx.cpython-32.pyc\0
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924
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925 strlen(of that) == 30 + the nul fits inside a 32 character buffer.
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926 We can even handle an input string of say 'xxxxx' above because
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diff changeset
927 that's (5 + 11 + 10 + 5 == 31) > 32 which is also false. Name
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928 mangling that yields:
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929
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930 __pycache__/xxxxxcpython-32.pyc\0
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931
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932 which is 32 characters including the nul, and thus fits in the
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933 buffer. However, an input string of 'xxxxxx' would yield a result
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934 string of:
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935
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936 __pycache__/xxxxxxcpython-32.pyc\0
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937
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938 which is 33 characters long (including the nul), thus overflowing
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939 the buffer, even though the first test would fail, i.e.: the input
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940 string is also 6 characters long, so 32 > 32 is false.
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941
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942 The reason the first test fails but we still overflow the buffer is
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943 that the test above only expects to add one extra character to be
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944 added to the extension, and here we're adding three (pyc). We
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945 don't add the first dot, so that reclaims one of expected
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946 positions, leaving us overflowing by 1 byte (3 extra - 1 reclaimed
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947 dot - 1 expected extra == 1 overflowed).
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948
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949 The best we can do is ensure that we still have enough room in the
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950 target buffer before we write the extension. Because it's always
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951 only the extension that can cause the overflow, and never the other
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952 path bytes we've written, it's sufficient to just do one more test
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953 here. Still, the assertion that follows can't hurt.
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954 */
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955 #if 0
61466
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956 printf("strlen(buf): %d; buflen: %d\n", (int)strlen(buf), (int)buflen);
18992
7fa1f87ca6b2 Derived from SF patch #446899 Permit import of .pyw under Windows, from
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957 #endif
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958 if (strlen(buf) + 5 > buflen)
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959 return NULL;
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960 strcat(buf, debug ? ".pyc" : ".pyo");
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961 assert(strlen(buf) < buflen);
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962 return buf;
2052
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963 }
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964
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965
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966 /* Given a pathname to a Python byte compiled file, return the path to the
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967 source file, if the path matches the PEP 3147 format. This does not check
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968 for any file existence, however, if the pyc file name does not match PEP
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969 3147 style, NULL is returned. buf must be at least as big as pathname;
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970 the resulting path will always be shorter. */
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971
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972 static char *
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973 make_source_pathname(char *pathname, char *buf)
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974 {
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975 /* __pycache__/foo.<tag>.pyc -> foo.py */
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976 size_t i, j;
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977 char *left, *right, *dot0, *dot1, sep;
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978
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979 /* Look back two slashes from the end. In between these two slashes
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980 must be the string __pycache__ or this is not a PEP 3147 style
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981 path. It's possible for there to be only one slash.
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982 */
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983 if ((right = rightmost_sep(pathname)) == NULL)
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984 return NULL;
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985 sep = *right;
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986 *right = '\0';
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987 left = rightmost_sep(pathname);
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988 *right = sep;
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989 if (left == NULL)
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990 left = pathname;
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991 else
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992 left++;
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993 if (right-left != strlen(CACHEDIR) ||
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994 strncmp(left, CACHEDIR, right-left) != 0)
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995 return NULL;
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996
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997 /* Now verify that the path component to the right of the last slash
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998 has two dots in it.
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999 */
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1000 if ((dot0 = strchr(right + 1, '.')) == NULL)
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1001 return NULL;
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1002 if ((dot1 = strchr(dot0 + 1, '.')) == NULL)
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1003 return NULL;
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1004 /* Too many dots? */
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1005 if (strchr(dot1 + 1, '.') != NULL)
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1006 return NULL;
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1007
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1008 /* This is a PEP 3147 path. Start by copying everything from the
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1009 start of pathname up to and including the leftmost slash. Then
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1010 copy the file's basename, removing the magic tag and adding a .py
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1011 suffix.
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1012 */
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1013 strncpy(buf, pathname, (i=left-pathname));
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1014 strncpy(buf+i, right+1, (j=dot0-right));
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1015 strcpy(buf+i+j, "py");
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1016 return buf;
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1017 }
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1018
2052
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1019 /* Given a pathname for a Python source file, its time of last
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1020 modification, and a pathname for a compiled file, check whether the
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1021 compiled file represents the same version of the source. If so,
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1022 return a FILE pointer for the compiled file, positioned just after
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1023 the header; if not, return NULL.
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1024 Doesn't set an exception. */
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1025
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1026 static FILE *
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1027 check_compiled_module(char *pathname, time_t mtime, char *cpathname)
2052
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1028 {
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1029 FILE *fp;
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1030 long magic;
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1031 long pyc_mtime;
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1032
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1033 fp = fopen(cpathname, "rb");
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1034 if (fp == NULL)
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1035 return NULL;
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1036 magic = PyMarshal_ReadLongFromFile(fp);
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1037 if (magic != pyc_magic) {
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1038 if (Py_VerboseFlag)
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1039 PySys_WriteStderr("# %s has bad magic\n", cpathname);
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parents: 59865
diff changeset
1040 fclose(fp);
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parents: 59865
diff changeset
1041 return NULL;
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parents: 59865
diff changeset
1042 }
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parents: 59865
diff changeset
1043 pyc_mtime = PyMarshal_ReadLongFromFile(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1044 if (pyc_mtime != mtime) {
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parents: 59865
diff changeset
1045 if (Py_VerboseFlag)
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diff changeset
1046 PySys_WriteStderr("# %s has bad mtime\n", cpathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1047 fclose(fp);
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diff changeset
1048 return NULL;
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diff changeset
1049 }
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diff changeset
1050 if (Py_VerboseFlag)
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diff changeset
1051 PySys_WriteStderr("# %s matches %s\n", cpathname, pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1052 return fp;
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1053 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1054
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1055
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1056 /* Read a code object from a file and check it for validity */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1057
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1058 static PyCodeObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1059 read_compiled_module(char *cpathname, FILE *fp)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1060 {
61467
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diff changeset
1061 PyObject *co;
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parents: 59865
diff changeset
1062
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parents: 59865
diff changeset
1063 co = PyMarshal_ReadLastObjectFromFile(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1064 if (co == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1065 return NULL;
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parents: 59865
diff changeset
1066 if (!PyCode_Check(co)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1067 PyErr_Format(PyExc_ImportError,
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diff changeset
1068 "Non-code object in %.200s", cpathname);
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diff changeset
1069 Py_DECREF(co);
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diff changeset
1070 return NULL;
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diff changeset
1071 }
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diff changeset
1072 return (PyCodeObject *)co;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1073 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1074
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1075
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1076 /* Load a module from a compiled file, execute it, and return its
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
1077 module object WITH INCREMENTED REFERENCE COUNT */
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1078
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1079 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1080 load_compiled_module(char *name, char *cpathname, FILE *fp)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1081 {
61467
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diff changeset
1082 long magic;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1083 PyCodeObject *co;
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parents: 59865
diff changeset
1084 PyObject *m;
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diff changeset
1085
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diff changeset
1086 magic = PyMarshal_ReadLongFromFile(fp);
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diff changeset
1087 if (magic != pyc_magic) {
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parents: 59865
diff changeset
1088 PyErr_Format(PyExc_ImportError,
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diff changeset
1089 "Bad magic number in %.200s", cpathname);
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diff changeset
1090 return NULL;
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diff changeset
1091 }
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diff changeset
1092 (void) PyMarshal_ReadLongFromFile(fp);
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diff changeset
1093 co = read_compiled_module(cpathname, fp);
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diff changeset
1094 if (co == NULL)
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diff changeset
1095 return NULL;
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parents: 59865
diff changeset
1096 if (Py_VerboseFlag)
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parents: 59865
diff changeset
1097 PySys_WriteStderr("import %s # precompiled from %s\n",
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parents: 59865
diff changeset
1098 name, cpathname);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
1099 m = PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1100 name, (PyObject *)co, cpathname, cpathname);
61467
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diff changeset
1101 Py_DECREF(co);
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diff changeset
1102
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1103 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1104 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
1105
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
1106 /* Parse a source file and return the corresponding code object */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
1107
5373
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1108 static PyCodeObject *
35742
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35678
diff changeset
1109 parse_source_module(const char *pathname, FILE *fp)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1110 {
61467
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diff changeset
1111 PyCodeObject *co = NULL;
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diff changeset
1112 mod_ty mod;
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diff changeset
1113 PyCompilerFlags flags;
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diff changeset
1114 PyArena *arena = PyArena_New();
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diff changeset
1115 if (arena == NULL)
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diff changeset
1116 return NULL;
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diff changeset
1117
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diff changeset
1118 flags.cf_flags = 0;
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diff changeset
1119 mod = PyParser_ASTFromFile(fp, pathname, NULL,
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diff changeset
1120 Py_file_input, 0, 0, &flags,
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diff changeset
1121 NULL, arena);
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diff changeset
1122 if (mod) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1123 co = PyAST_Compile(mod, pathname, NULL, arena);
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parents: 59865
diff changeset
1124 }
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parents: 59865
diff changeset
1125 PyArena_Free(arena);
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parents: 59865
diff changeset
1126 return co;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1127 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1128
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1129
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1130 /* Helper to open a bytecode file for writing in exclusive mode */
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1131
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1132 static FILE *
45471
7dd2c1746267 Merged revisions 60990-61002 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45071
diff changeset
1133 open_exclusive(char *filename, mode_t mode)
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1134 {
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1135 #if defined(O_EXCL)&&defined(O_CREAT)&&defined(O_WRONLY)&&defined(O_TRUNC)
61467
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diff changeset
1136 /* Use O_EXCL to avoid a race condition when another process tries to
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1137 write the same file. When that happens, our open() call fails,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1138 which is just fine (since it's only a cache).
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1139 XXX If the file exists and is writable but the directory is not
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1140 writable, the file will never be written. Oh well.
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diff changeset
1141 */
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parents: 59865
diff changeset
1142 int fd;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1143 (void) unlink(filename);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1144 fd = open(filename, O_EXCL|O_CREAT|O_WRONLY|O_TRUNC
14921
3db8b8031a6a The 2.0b2 change to write .pyc files in exclusive mode (if possible)
Tim Peters <tim.peters@gmail.com>
parents: 14708
diff changeset
1145 #ifdef O_BINARY
61467
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diff changeset
1146 |O_BINARY /* necessary for Windows */
14921
3db8b8031a6a The 2.0b2 change to write .pyc files in exclusive mode (if possible)
Tim Peters <tim.peters@gmail.com>
parents: 14708
diff changeset
1147 #endif
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
1148 #ifdef __VMS
61467
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parents: 59865
diff changeset
1149 , mode, "ctxt=bin", "shr=nil"
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
1150 #else
61467
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diff changeset
1151 , mode
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
1152 #endif
61467
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diff changeset
1153 );
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diff changeset
1154 if (fd < 0)
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diff changeset
1155 return NULL;
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diff changeset
1156 return fdopen(fd, "wb");
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1157 #else
61467
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diff changeset
1158 /* Best we can do -- on Windows this can't happen anyway */
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parents: 59865
diff changeset
1159 return fopen(filename, "wb");
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1160 #endif
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1161 }
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1162
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1163
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
1164 /* Write a compiled module to a file, placing the time of last
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1165 modification of its source into the header.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
1166 Errors are ignored, if a write error occurs an attempt is made to
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1167 remove the file. */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1168
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1169 static void
45471
7dd2c1746267 Merged revisions 60990-61002 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45071
diff changeset
1170 write_compiled_module(PyCodeObject *co, char *cpathname, struct stat *srcstat)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1171 {
61467
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parents: 59865
diff changeset
1172 FILE *fp;
61466
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diff changeset
1173 char *dirpath;
61467
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diff changeset
1174 time_t mtime = srcstat->st_mtime;
55331
c7042127196a Merged revisions 74058 via svnmerge from
R. David Murray <rdmurray@bitdance.com>
parents: 52721
diff changeset
1175 #ifdef MS_WINDOWS /* since Windows uses different permissions */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1176 mode_t mode = srcstat->st_mode & ~S_IEXEC;
55331
c7042127196a Merged revisions 74058 via svnmerge from
R. David Murray <rdmurray@bitdance.com>
parents: 52721
diff changeset
1177 #else
61467
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1178 mode_t mode = srcstat->st_mode & ~S_IXUSR & ~S_IXGRP & ~S_IXOTH;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1179 mode_t dirmode = (srcstat->st_mode |
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
1180 S_IXUSR | S_IXGRP | S_IXOTH |
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1181 S_IWUSR | S_IWGRP | S_IWOTH);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1182 #endif
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1183 int saved;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1184
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
1185 /* Ensure that the __pycache__ directory exists. */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1186 dirpath = rightmost_sep(cpathname);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1187 if (dirpath == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1188 if (Py_VerboseFlag)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1189 PySys_WriteStderr(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1190 "# no %s path found %s\n",
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1191 CACHEDIR, cpathname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1192 return;
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parents: 60648
diff changeset
1193 }
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parents: 60648
diff changeset
1194 saved = *dirpath;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60648
diff changeset
1195 *dirpath = '\0';
64594
84217b2d8c0c Fix Issue #9752: MSVC compiler warning due to undefined function
Daniel Stutzbach <daniel@stutzbachenterprises.com>
parents: 64439
diff changeset
1196
84217b2d8c0c Fix Issue #9752: MSVC compiler warning due to undefined function
Daniel Stutzbach <daniel@stutzbachenterprises.com>
parents: 64439
diff changeset
1197 #ifdef MS_WINDOWS
84217b2d8c0c Fix Issue #9752: MSVC compiler warning due to undefined function
Daniel Stutzbach <daniel@stutzbachenterprises.com>
parents: 64439
diff changeset
1198 if (_mkdir(cpathname) < 0 && errno != EEXIST) {
84217b2d8c0c Fix Issue #9752: MSVC compiler warning due to undefined function
Daniel Stutzbach <daniel@stutzbachenterprises.com>
parents: 64439
diff changeset
1199 #else
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1200 if (mkdir(cpathname, dirmode) < 0 && errno != EEXIST) {
64594
84217b2d8c0c Fix Issue #9752: MSVC compiler warning due to undefined function
Daniel Stutzbach <daniel@stutzbachenterprises.com>
parents: 64439
diff changeset
1201 #endif
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1202 *dirpath = saved;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1203 if (Py_VerboseFlag)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1204 PySys_WriteStderr(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1205 "# cannot create cache dir %s\n", cpathname);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1206 return;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1207 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1208 *dirpath = saved;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1209
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1210 fp = open_exclusive(cpathname, mode);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1211 if (fp == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1212 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1213 PySys_WriteStderr(
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1214 "# can't create %s\n", cpathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1215 return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1216 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1217 PyMarshal_WriteLongToFile(pyc_magic, fp, Py_MARSHAL_VERSION);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1218 /* First write a 0 for mtime */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1219 PyMarshal_WriteLongToFile(0L, fp, Py_MARSHAL_VERSION);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1220 PyMarshal_WriteObjectToFile((PyObject *)co, fp, Py_MARSHAL_VERSION);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1221 if (fflush(fp) != 0 || ferror(fp)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1222 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1223 PySys_WriteStderr("# can't write %s\n", cpathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1224 /* Don't keep partial file */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1225 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1226 (void) unlink(cpathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1227 return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1228 }
74611
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1229 /* Now write the true mtime (as a 32-bit field) */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1230 fseek(fp, 4L, 0);
74611
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1231 assert(mtime <= 0xFFFFFFFF);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1232 PyMarshal_WriteLongToFile((long)mtime, fp, Py_MARSHAL_VERSION);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1233 fflush(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1234 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1235 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1236 PySys_WriteStderr("# wrote %s\n", cpathname);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1237 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1238
50619
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1239 static void
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1240 update_code_filenames(PyCodeObject *co, PyObject *oldname, PyObject *newname)
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1241 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1242 PyObject *constants, *tmp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1243 Py_ssize_t i, n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1244
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1245 if (PyUnicode_Compare(co->co_filename, oldname))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1246 return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1247
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1248 tmp = co->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1249 co->co_filename = newname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1250 Py_INCREF(co->co_filename);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1251 Py_DECREF(tmp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1252
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1253 constants = co->co_consts;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1254 n = PyTuple_GET_SIZE(constants);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1255 for (i = 0; i < n; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1256 tmp = PyTuple_GET_ITEM(constants, i);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1257 if (PyCode_Check(tmp))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1258 update_code_filenames((PyCodeObject *)tmp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1259 oldname, newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1260 }
50619
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1261 }
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
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parents: 50492
diff changeset
1262
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1263 static int
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1264 update_compiled_module(PyCodeObject *co, char *pathname)
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1265 {
61467
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parents: 59865
diff changeset
1266 PyObject *oldname, *newname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1267
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1268 newname = PyUnicode_DecodeFSDefault(pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1269 if (newname == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1270 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1271
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1272 if (!PyUnicode_Compare(co->co_filename, newname)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1273 Py_DECREF(newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1274 return 0;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1275 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1276
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1277 oldname = co->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1278 Py_INCREF(oldname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1279 update_code_filenames(co, oldname, newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1280 Py_DECREF(oldname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1281 Py_DECREF(newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1282 return 1;
50619
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Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1283 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1284
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1285 /* Load a source module from a given file and return its module
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
1286 object WITH INCREMENTED REFERENCE COUNT. If there's a matching
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
1287 byte-compiled file, use that instead. */
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1288
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1289 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1290 load_source_module(char *name, char *pathname, FILE *fp)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1291 {
61467
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diff changeset
1292 struct stat st;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1293 FILE *fpc;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1294 char *buf;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1295 char *cpathname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1296 PyCodeObject *co;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1297 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1298
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1299 if (fstat(fileno(fp), &st) != 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1300 PyErr_Format(PyExc_RuntimeError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1301 "unable to get file status from '%s'",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1302 pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1303 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1304 }
74611
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1305 if (sizeof st.st_mtime > 4) {
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1306 /* Python's .pyc timestamp handling presumes that the timestamp fits
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1307 in 4 bytes. Since the code only does an equality comparison,
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1308 ordering is not important and we can safely ignore the higher bits
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1309 (collisions are extremely unlikely).
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1310 */
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1311 st.st_mtime &= 0xFFFFFFFF;
c79d0a7ac79d Port import fixes from 2.7.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74596
diff changeset
1312 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1313 buf = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1314 if (buf == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1315 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1316 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1317 cpathname = make_compiled_pathname(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1318 pathname, buf, (size_t)MAXPATHLEN + 1, !Py_OptimizeFlag);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1319 if (cpathname != NULL &&
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1320 (fpc = check_compiled_module(pathname, st.st_mtime, cpathname))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1321 co = read_compiled_module(cpathname, fpc);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1322 fclose(fpc);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1323 if (co == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1324 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1325 if (update_compiled_module(co, pathname) < 0)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1326 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1327 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1328 PySys_WriteStderr("import %s # precompiled from %s\n",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1329 name, cpathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1330 pathname = cpathname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1331 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1332 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1333 co = parse_source_module(pathname, fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1334 if (co == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1335 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1336 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1337 PySys_WriteStderr("import %s # from %s\n",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1338 name, pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1339 if (cpathname) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1340 PyObject *ro = PySys_GetObject("dont_write_bytecode");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1341 if (ro == NULL || !PyObject_IsTrue(ro))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1342 write_compiled_module(co, cpathname, &st);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1343 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1344 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1345 m = PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1346 name, (PyObject *)co, pathname, cpathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1347 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1348
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1349 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1350 return m;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1351
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1352 error_exit:
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1353 PyMem_FREE(buf);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1354 return NULL;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1355 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1356
44583
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1357 /* Get source file -> unicode or None
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1358 * Returns the path to the py file if available, else the given path
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1359 */
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1360 static PyObject *
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1361 get_sourcefile(char *file)
44583
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1362 {
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1363 char *py = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1364 Py_ssize_t len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1365 PyObject *u;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1366 struct stat statbuf;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1367
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1368 if (!file || !*file) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1369 Py_RETURN_NONE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1370 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1371
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1372 len = strlen(file);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1373 /* match '*.py?' */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1374 if (len > MAXPATHLEN || PyOS_strnicmp(&file[len-4], ".py", 3) != 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1375 return PyUnicode_DecodeFSDefault(file);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1376 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1377
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1378 py = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1379 if (py == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1380 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1381 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1382 /* Start by trying to turn PEP 3147 path into source path. If that
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1383 * fails, just chop off the trailing character, i.e. legacy pyc path
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1384 * to py.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1385 */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1386 if (make_source_pathname(file, py) == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1387 strncpy(py, file, len-1);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1388 py[len-1] = '\0';
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1389 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1390
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1391 if (stat(py, &statbuf) == 0 &&
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1392 S_ISREG(statbuf.st_mode)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1393 u = PyUnicode_DecodeFSDefault(py);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1394 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1395 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1396 u = PyUnicode_DecodeFSDefault(file);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1397 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1398 PyMem_FREE(py);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1399 return u;
44583
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1400 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1401
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1402 /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1403 static PyObject *load_module(char *, FILE *, char *, int, PyObject *);
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1404 static struct filedescr *find_module(char *, char *, PyObject *,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1405 char *, size_t, FILE **, PyObject **);
44583
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1406 static struct _frozen * find_frozen(char *);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1407
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1408 /* Load a package and return its module object WITH INCREMENTED
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1409 REFERENCE COUNT */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1410
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1411 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1412 load_package(char *name, char *pathname)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1413 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1414 PyObject *m, *d;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1415 PyObject *file = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1416 PyObject *path = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1417 int err;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1418 char *buf = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1419 FILE *fp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1420 struct filedescr *fdp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1421
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1422 m = PyImport_AddModule(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1423 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1424 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1425 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1426 PySys_WriteStderr("import %s # directory %s\n",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1427 name, pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1428 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1429 file = get_sourcefile(pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1430 if (file == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1431 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1432 path = Py_BuildValue("[O]", file);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1433 if (path == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1434 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1435 err = PyDict_SetItemString(d, "__file__", file);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1436 if (err == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1437 err = PyDict_SetItemString(d, "__path__", path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1438 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1439 goto error;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1440 buf = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1441 if (buf == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1442 PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1443 goto error;
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1444 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1445 buf[0] = '\0';
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1446 fdp = find_module(name, "__init__", path, buf, MAXPATHLEN+1, &fp, NULL);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1447 if (fdp == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1448 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1449 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1450 Py_INCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1451 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1452 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1453 m = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1454 goto cleanup;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1455 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1456 m = load_module(name, fp, buf, fdp->type, NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1457 if (fp != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1458 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1459 goto cleanup;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1460
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1461 error:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1462 m = NULL;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1463 cleanup:
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1464 if (buf)
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1465 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1466 Py_XDECREF(path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1467 Py_XDECREF(file);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1468 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1469 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1470
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1471
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1472 /* Helper to test for built-in module */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1473
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1474 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1475 is_builtin(char *name)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1476 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1477 int i;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1478 for (i = 0; PyImport_Inittab[i].name != NULL; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1479 if (strcmp(name, PyImport_Inittab[i].name) == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1480 if (PyImport_Inittab[i].initfunc == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1481 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1482 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1483 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1484 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1485 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1486 return 0;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1487 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1488
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1489
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1490 /* Return an importer object for a sys.path/pkg.__path__ item 'p',
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1491 possibly by fetching it from the path_importer_cache dict. If it
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40215
diff changeset
1492 wasn't yet cached, traverse path_hooks until a hook is found
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1493 that can handle the path item. Return None if no hook could;
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1494 this tells our caller it should fall back to the builtin
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1495 import mechanism. Cache the result in path_importer_cache.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1496 Returns a borrowed reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1497
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1498 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1499 get_path_importer(PyObject *path_importer_cache, PyObject *path_hooks,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1500 PyObject *p)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1501 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1502 PyObject *importer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1503 Py_ssize_t j, nhooks;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1504
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1505 /* These conditions are the caller's responsibility: */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1506 assert(PyList_Check(path_hooks));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1507 assert(PyDict_Check(path_importer_cache));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1508
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1509 nhooks = PyList_Size(path_hooks);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1510 if (nhooks < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1511 return NULL; /* Shouldn't happen */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1512
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1513 importer = PyDict_GetItem(path_importer_cache, p);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1514 if (importer != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1515 return importer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1516
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1517 /* set path_importer_cache[p] to None to avoid recursion */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1518 if (PyDict_SetItem(path_importer_cache, p, Py_None) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1519 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1520
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1521 for (j = 0; j < nhooks; j++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1522 PyObject *hook = PyList_GetItem(path_hooks, j);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1523 if (hook == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1524 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1525 importer = PyObject_CallFunctionObjArgs(hook, p, NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1526 if (importer != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1527 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1528
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1529 if (!PyErr_ExceptionMatches(PyExc_ImportError)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1530 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1531 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1532 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1533 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1534 if (importer == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1535 importer = PyObject_CallFunctionObjArgs(
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1536 (PyObject *)&PyNullImporter_Type, p, NULL
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1537 );
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1538 if (importer == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1539 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1540 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1541 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1542 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1543 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1544 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1545 if (importer != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1546 int err = PyDict_SetItem(path_importer_cache, p, importer);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1547 Py_DECREF(importer);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1548 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1549 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1550 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1551 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1552 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1553
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1554 PyAPI_FUNC(PyObject *)
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1555 PyImport_GetImporter(PyObject *path) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1556 PyObject *importer=NULL, *path_importer_cache=NULL, *path_hooks=NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1557
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1558 if ((path_importer_cache = PySys_GetObject("path_importer_cache"))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1559 if ((path_hooks = PySys_GetObject("path_hooks"))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1560 importer = get_path_importer(path_importer_cache,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1561 path_hooks, path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1562 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1563 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1564 Py_XINCREF(importer); /* get_path_importer returns a borrowed reference */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1565 return importer;
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1566 }
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1567
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1568 /* Search the path (default sys.path) for a module. Return the
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1569 corresponding filedescr struct, and (via return arguments) the
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1570 pathname and an open file. Return NULL if the module is not found. */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1571
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1572 #ifdef MS_COREDLL
13663
29da35543833 ANSIfy as many declarations as possible.
Thomas Wouters <thomas@python.org>
parents: 13658
diff changeset
1573 extern FILE *PyWin_FindRegisteredModule(const char *, struct filedescr **,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1574 char *, Py_ssize_t);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1575 #endif
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1576
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1577 static int case_ok(char *, Py_ssize_t, Py_ssize_t, char *);
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
1578 static int find_init_module(char *); /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1579 static struct filedescr importhookdescr = {"", "", IMP_HOOK};
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1580
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1581 static struct filedescr *
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1582 find_module(char *fullname, char *subname, PyObject *path, char *buf,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1583 size_t buflen, FILE **p_fp, PyObject **p_loader)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1584 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1585 Py_ssize_t i, npath;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1586 size_t len, namelen;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1587 struct filedescr *fdp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1588 char *filemode;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1589 FILE *fp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1590 PyObject *path_hooks, *path_importer_cache;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1591 struct stat statbuf;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1592 static struct filedescr fd_frozen = {"", "", PY_FROZEN};
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1593 static struct filedescr fd_builtin = {"", "", C_BUILTIN};
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1594 static struct filedescr fd_package = {"", "", PKG_DIRECTORY};
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1595 char *name;
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1596 #if defined(PYOS_OS2)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1597 size_t saved_len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1598 size_t saved_namelen;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1599 char *saved_buf = NULL;
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1600 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1601 if (p_loader != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1602 *p_loader = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1603
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1604 if (strlen(subname) > MAXPATHLEN) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1605 PyErr_SetString(PyExc_OverflowError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1606 "module name is too long");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1607 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1608 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1609 name = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1610 if (name == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1611 PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1612 return NULL;
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1613 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1614 strcpy(name, subname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1615
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1616 /* sys.meta_path import hook */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1617 if (p_loader != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1618 PyObject *meta_path;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1619
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1620 meta_path = PySys_GetObject("meta_path");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1621 if (meta_path == NULL || !PyList_Check(meta_path)) {
72385
4247f5e221c6 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72169
diff changeset
1622 PyErr_SetString(PyExc_RuntimeError,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1623 "sys.meta_path must be a list of "
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1624 "import hooks");
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1625 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1626 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1627 Py_INCREF(meta_path); /* zap guard */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1628 npath = PyList_Size(meta_path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1629 for (i = 0; i < npath; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1630 PyObject *loader;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1631 PyObject *hook = PyList_GetItem(meta_path, i);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1632 loader = PyObject_CallMethod(hook, "find_module",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1633 "sO", fullname,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1634 path != NULL ?
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1635 path : Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1636 if (loader == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1637 Py_DECREF(meta_path);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1638 goto error_exit; /* true error */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1639 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1640 if (loader != Py_None) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1641 /* a loader was found */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1642 *p_loader = loader;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1643 Py_DECREF(meta_path);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1644 PyMem_FREE(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1645 return &importhookdescr;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1646 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1647 Py_DECREF(loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1648 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1649 Py_DECREF(meta_path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1650 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1651
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1652 if (find_frozen(fullname) != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1653 strcpy(buf, fullname);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1654 PyMem_FREE(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1655 return &fd_frozen;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1656 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1657
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1658 if (path == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1659 if (is_builtin(name)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1660 strcpy(buf, name);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1661 PyMem_FREE(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1662 return &fd_builtin;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1663 }
4111
90216e907345 PYTHONWIN -> MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3964
diff changeset
1664 #ifdef MS_COREDLL
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1665 fp = PyWin_FindRegisteredModule(name, &fdp, buf, buflen);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1666 if (fp != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1667 *p_fp = fp;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1668 PyMem_FREE(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1669 return fdp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1670 }
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1671 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1672 path = PySys_GetObject("path");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1673 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1674
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1675 if (path == NULL || !PyList_Check(path)) {
72385
4247f5e221c6 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72169
diff changeset
1676 PyErr_SetString(PyExc_RuntimeError,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1677 "sys.path must be a list of directory names");
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1678 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1679 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1680
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1681 path_hooks = PySys_GetObject("path_hooks");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1682 if (path_hooks == NULL || !PyList_Check(path_hooks)) {
72385
4247f5e221c6 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72169
diff changeset
1683 PyErr_SetString(PyExc_RuntimeError,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1684 "sys.path_hooks must be a list of "
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1685 "import hooks");
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1686 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1687 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1688 path_importer_cache = PySys_GetObject("path_importer_cache");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1689 if (path_importer_cache == NULL ||
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1690 !PyDict_Check(path_importer_cache)) {
72385
4247f5e221c6 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72169
diff changeset
1691 PyErr_SetString(PyExc_RuntimeError,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1692 "sys.path_importer_cache must be a dict");
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1693 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1694 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1695
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1696 npath = PyList_Size(path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1697 namelen = strlen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1698 for (i = 0; i < npath; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1699 PyObject *v = PyList_GetItem(path, i);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1700 PyObject *origv = v;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1701 const char *base;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1702 Py_ssize_t size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1703 if (!v)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1704 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1705 if (PyUnicode_Check(v)) {
61597
b5ba7ea4246b Issue #8715: Create PyUnicode_EncodeFSDefault() function: Encode a Unicode
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
1706 v = PyUnicode_EncodeFSDefault(v);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1707 if (v == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1708 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1709 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1710 else if (!PyBytes_Check(v))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1711 continue;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1712 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1713 Py_INCREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1714
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1715 base = PyBytes_AS_STRING(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1716 size = PyBytes_GET_SIZE(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1717 len = size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1718 if (len + 2 + namelen + MAXSUFFIXSIZE >= buflen) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1719 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1720 continue; /* Too long */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1721 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1722 strcpy(buf, base);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1723 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1724
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1725 if (strlen(buf) != len) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1726 continue; /* v contains '\0' */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1727 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1728
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1729 /* sys.path_hooks import hook */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1730 if (p_loader != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1731 PyObject *importer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1732
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1733 importer = get_path_importer(path_importer_cache,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1734 path_hooks, origv);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1735 if (importer == NULL) {
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1736 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1737 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1738 /* Note: importer is a borrowed reference */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1739 if (importer != Py_None) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1740 PyObject *loader;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1741 loader = PyObject_CallMethod(importer,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1742 "find_module",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1743 "s", fullname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1744 if (loader == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1745 goto error_exit; /* error */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1746 if (loader != Py_None) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1747 /* a loader was found */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1748 *p_loader = loader;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1749 PyMem_FREE(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1750 return &importhookdescr;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1751 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1752 Py_DECREF(loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1753 continue;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1754 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1755 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1756 /* no hook was found, use builtin import */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1757
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1758 if (len > 0 && buf[len-1] != SEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1759 #ifdef ALTSEP
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1760 && buf[len-1] != ALTSEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1761 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1762 )
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1763 buf[len++] = SEP;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1764 strcpy(buf+len, name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1765 len += namelen;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1766
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1767 /* Check for package import (buf holds a directory name,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1768 and there's an __init__ module in that directory */
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1769 #ifdef HAVE_STAT
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1770 if (stat(buf, &statbuf) == 0 && /* it exists */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1771 S_ISDIR(statbuf.st_mode) && /* it's a directory */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1772 case_ok(buf, len, namelen, name)) { /* case matches */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1773 if (find_init_module(buf)) { /* and has __init__.py */
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1774 PyMem_FREE(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1775 return &fd_package;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1776 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1777 else {
65425
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1778 int err;
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1779 PyObject *unicode = PyUnicode_DecodeFSDefault(buf);
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1780 if (unicode == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1781 goto error_exit;
65425
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1782 err = PyErr_WarnFormat(PyExc_ImportWarning, 1,
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1783 "Not importing directory '%U': missing __init__.py",
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1784 unicode);
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1785 Py_DECREF(unicode);
c99cf9102476 find_module(): use FS encoding to display the missing __init__ warning
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65418
diff changeset
1786 if (err)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1787 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1788 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1789 }
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1790 #endif
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1791 #if defined(PYOS_OS2)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1792 /* take a snapshot of the module spec for restoration
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1793 * after the 8 character DLL hackery
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1794 */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1795 saved_buf = strdup(buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1796 saved_len = len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1797 saved_namelen = namelen;
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1798 #endif /* PYOS_OS2 */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1799 for (fdp = _PyImport_Filetab; fdp->suffix != NULL; fdp++) {
72453
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1800 struct stat statbuf;
42775
d7517c306791 Merged revisions 57221-57391 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 42622
diff changeset
1801 #if defined(PYOS_OS2) && defined(HAVE_DYNAMIC_LOADING)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1802 /* OS/2 limits DLLs to 8 character names (w/o
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1803 extension)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1804 * so if the name is longer than that and its a
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1805 * dynamically loaded module we're going to try,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1806 * truncate the name before trying
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1807 */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1808 if (strlen(subname) > 8) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1809 /* is this an attempt to load a C extension? */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1810 const struct filedescr *scan;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1811 scan = _PyImport_DynLoadFiletab;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1812 while (scan->suffix != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1813 if (!strcmp(scan->suffix, fdp->suffix))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1814 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1815 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1816 scan++;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1817 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1818 if (scan->suffix != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1819 /* yes, so truncate the name */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1820 namelen = 8;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1821 len -= strlen(subname) - namelen;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1822 buf[len] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1823 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1824 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1825 #endif /* PYOS_OS2 */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1826 strcpy(buf+len, fdp->suffix);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1827 if (Py_VerboseFlag > 1)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1828 PySys_WriteStderr("# trying %s\n", buf);
72453
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1829
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1830 filemode = fdp->mode;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1831 if (filemode[0] == 'U')
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1832 filemode = "r" PY_STDIOTEXTMODE;
72453
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1833
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1834 if (stat(buf, &statbuf) == 0 && S_ISDIR(statbuf.st_mode))
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1835 /* it's a directory */
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1836 fp = NULL;
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1837 else
125887a41a6f Issue #7732: Don't open a directory as a file anymore while importing a
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72385
diff changeset
1838 fp = fopen(buf, filemode);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1839 if (fp != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1840 if (case_ok(buf, len, namelen, name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1841 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1842 else { /* continue search */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1843 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1844 fp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1845 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1846 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1847 #if defined(PYOS_OS2)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1848 /* restore the saved snapshot */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1849 strcpy(buf, saved_buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1850 len = saved_len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1851 namelen = saved_namelen;
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1852 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1853 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1854 #if defined(PYOS_OS2)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1855 /* don't need/want the module name snapshot anymore */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1856 if (saved_buf)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1857 {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1858 free(saved_buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1859 saved_buf = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1860 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1861 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1862 if (fp != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1863 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1864 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1865 if (fp == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1866 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1867 "No module named %.200s", name);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1868 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1869 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1870 *p_fp = fp;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1871 PyMem_FREE(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1872 return fdp;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1873
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1874 error_exit:
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1875 PyMem_FREE(name);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1876 return NULL;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1877 }
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1878
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1879 /* case_ok(char* buf, Py_ssize_t len, Py_ssize_t namelen, char* name)
16902
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1880 * The arguments here are tricky, best shown by example:
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1881 * /a/b/c/d/e/f/g/h/i/j/k/some_long_module_name.py\0
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1882 * ^ ^ ^ ^
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1883 * |--------------------- buf ---------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1884 * |------------------- len ------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1885 * |------ name -------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1886 * |----- namelen -----|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1887 * buf is the full path, but len only counts up to (& exclusive of) the
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1888 * extension. name is the module name, also exclusive of extension.
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1889 *
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1890 * We've already done a successful stat() or fopen() on buf, so know that
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1891 * there's some match, possibly case-insensitive.
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1892 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1893 * case_ok() is to return 1 if there's a case-sensitive match for
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1894 * name, else 0. case_ok() is also to return 1 if envar PYTHONCASEOK
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1895 * exists.
16902
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1896 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1897 * case_ok() is used to implement case-sensitive import semantics even
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1898 * on platforms with case-insensitive filesystems. It's trivial to implement
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1899 * for case-sensitive filesystems. It's pretty much a cross-platform
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1900 * nightmare for systems with case-insensitive filesystems.
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1901 */
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1902
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1903 /* First we may need a pile of platform-specific header files; the sequence
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1904 * of #if's here should match the sequence in the body of case_ok().
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1905 */
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1906 #if defined(MS_WINDOWS)
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1907 #include <windows.h>
15802
eb1767b068fe SF Patch #103154 by jlt63: Cygwin Check Import Case Patch.
Guido van Rossum <guido@python.org>
parents: 15401
diff changeset
1908
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1909 #elif defined(DJGPP)
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1910 #include <dir.h>
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1911
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1912 #elif (defined(__MACH__) && defined(__APPLE__) || defined(__CYGWIN__)) && defined(HAVE_DIRENT_H)
16880
bdcd79873924 In Steven's apparent absence, check in *something* with a non-zero chance
Tim Peters <tim.peters@gmail.com>
parents: 16830
diff changeset
1913 #include <sys/types.h>
bdcd79873924 In Steven's apparent absence, check in *something* with a non-zero chance
Tim Peters <tim.peters@gmail.com>
parents: 16830
diff changeset
1914 #include <dirent.h>
bdcd79873924 In Steven's apparent absence, check in *something* with a non-zero chance
Tim Peters <tim.peters@gmail.com>
parents: 16830
diff changeset
1915
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1916 #elif defined(PYOS_OS2)
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1917 #define INCL_DOS
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1918 #define INCL_DOSERRORS
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1919 #define INCL_NOPMAPI
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1920 #include <os2.h>
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1921 #endif
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1922
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1923 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1924 case_ok(char *buf, Py_ssize_t len, Py_ssize_t namelen, char *name)
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1925 {
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1926 /* Pick a platform-specific implementation; the sequence of #if's here should
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1927 * match the sequence just above.
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1928 */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1929
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1930 /* MS_WINDOWS */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1931 #if defined(MS_WINDOWS)
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1932 WIN32_FIND_DATA data;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1933 HANDLE h;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1934
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1935 if (Py_GETENV("PYTHONCASEOK") != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1936 return 1;
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1937
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1938 h = FindFirstFile(buf, &data);
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1939 if (h == INVALID_HANDLE_VALUE) {
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1940 PyErr_Format(PyExc_NameError,
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1941 "Can't find file for module %.100s\n(filename %.300s)",
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1942 name, buf);
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1943 return 0;
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1944 }
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1945 FindClose(h);
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1946 return strncmp(data.cFileName, name, namelen) == 0;
16828
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Tim Peters <tim.peters@gmail.com>
parents: 16712
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1947
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
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1948 /* DJGPP */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
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1949 #elif defined(DJGPP)
61467
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1950 struct ffblk ffblk;
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1951 int done;
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1952
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1953 if (Py_GETENV("PYTHONCASEOK") != NULL)
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1954 return 1;
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1955
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1956 done = findfirst(buf, &ffblk, FA_ARCH|FA_RDONLY|FA_HIDDEN|FA_DIREC);
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1957 if (done) {
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1958 PyErr_Format(PyExc_NameError,
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1959 "Can't find file for module %.100s\n(filename %.300s)",
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1960 name, buf);
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1961 return 0;
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1962 }
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1963 return strncmp(ffblk.ff_name, name, namelen) == 0;
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1964
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1965 /* new-fangled macintosh (macosx) or Cygwin */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
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1966 #elif (defined(__MACH__) && defined(__APPLE__) || defined(__CYGWIN__)) && defined(HAVE_DIRENT_H)
61467
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1967 DIR *dirp;
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1968 struct dirent *dp;
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1969 char dirname[MAXPATHLEN + 1];
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1970 const int dirlen = len - namelen - 1; /* don't want trailing SEP */
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1971
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1972 if (Py_GETENV("PYTHONCASEOK") != NULL)
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1973 return 1;
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1974
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1975 /* Copy the dir component into dirname; substitute "." if empty */
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1976 if (dirlen <= 0) {
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1977 dirname[0] = '.';
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1978 dirname[1] = '\0';
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1979 }
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1980 else {
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1981 assert(dirlen <= MAXPATHLEN);
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1982 memcpy(dirname, buf, dirlen);
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1983 dirname[dirlen] = '\0';
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1984 }
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1985 /* Open the directory and search the entries for an exact match. */
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1986 dirp = opendir(dirname);
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1987 if (dirp) {
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1988 char *nameWithExt = buf + len - namelen;
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1989 while ((dp = readdir(dirp)) != NULL) {
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diff changeset
1990 const int thislen =
16880
bdcd79873924 In Steven's apparent absence, check in *something* with a non-zero chance
Tim Peters <tim.peters@gmail.com>
parents: 16830
diff changeset
1991 #ifdef _DIRENT_HAVE_D_NAMELEN
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1992 dp->d_namlen;
16880
bdcd79873924 In Steven's apparent absence, check in *something* with a non-zero chance
Tim Peters <tim.peters@gmail.com>
parents: 16830
diff changeset
1993 #else
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1994 strlen(dp->d_name);
16880
bdcd79873924 In Steven's apparent absence, check in *something* with a non-zero chance
Tim Peters <tim.peters@gmail.com>
parents: 16830
diff changeset
1995 #endif
61467
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1996 if (thislen >= namelen &&
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1997 strcmp(dp->d_name, nameWithExt) == 0) {
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diff changeset
1998 (void)closedir(dirp);
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1999 return 1; /* Found */
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2000 }
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diff changeset
2001 }
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diff changeset
2002 (void)closedir(dirp);
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2003 }
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2004 return 0 ; /* Not found */
16880
bdcd79873924 In Steven's apparent absence, check in *something* with a non-zero chance
Tim Peters <tim.peters@gmail.com>
parents: 16830
diff changeset
2005
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
2006 /* OS/2 */
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
2007 #elif defined(PYOS_OS2)
61467
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2008 HDIR hdir = 1;
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diff changeset
2009 ULONG srchcnt = 1;
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diff changeset
2010 FILEFINDBUF3 ffbuf;
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diff changeset
2011 APIRET rc;
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2012
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2013 if (Py_GETENV("PYTHONCASEOK") != NULL)
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diff changeset
2014 return 1;
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diff changeset
2015
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diff changeset
2016 rc = DosFindFirst(buf,
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diff changeset
2017 &hdir,
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diff changeset
2018 FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY,
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diff changeset
2019 &ffbuf, sizeof(ffbuf),
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2020 &srchcnt,
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diff changeset
2021 FIL_STANDARD);
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diff changeset
2022 if (rc != NO_ERROR)
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2023 return 0;
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2024 return strncmp(ffbuf.achName, name, namelen) == 0;
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
2025
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
2026 /* assuming it's a case-sensitive filesystem, so there's nothing to do! */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
2027 #else
61467
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2028 return 1;
7305
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
2029
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
2030 #endif
7305
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
2031 }
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
2032
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
2033 #ifdef HAVE_STAT
63985
953010c0b168 Issue #9425: Create private _Py_stat() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63945
diff changeset
2034
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
2035 /* Helper to look for __init__.py or __init__.py[co] in potential package */
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
2036 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2037 find_init_module(char *buf)
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
2038 {
61467
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2039 const size_t save_len = strlen(buf);
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diff changeset
2040 size_t i = save_len;
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2041 char *pname; /* pointer to start of __init__ */
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diff changeset
2042 struct stat statbuf;
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diff changeset
2043
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diff changeset
2044 /* For calling case_ok(buf, len, namelen, name):
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diff changeset
2045 * /a/b/c/d/e/f/g/h/i/j/k/some_long_module_name.py\0
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diff changeset
2046 * ^ ^ ^ ^
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diff changeset
2047 * |--------------------- buf ---------------------|
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diff changeset
2048 * |------------------- len ------------------|
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2049 * |------ name -------|
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2050 * |----- namelen -----|
18388
06332b3c4335 SF bug #438295: [Windows] __init__.py cause strange behavior
Tim Peters <tim.peters@gmail.com>
parents: 17642
diff changeset
2051 */
61467
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2052 if (save_len + 13 >= MAXPATHLEN)
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2053 return 0;
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2054 buf[i++] = SEP;
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2055 pname = buf + i;
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2056 strcpy(pname, "__init__.py");
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diff changeset
2057 if (stat(buf, &statbuf) == 0) {
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diff changeset
2058 if (case_ok(buf,
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2059 save_len + 9, /* len("/__init__") */
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diff changeset
2060 8, /* len("__init__") */
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2061 pname)) {
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diff changeset
2062 buf[save_len] = '\0';
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2063 return 1;
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2064 }
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2065 }
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parents: 59865
diff changeset
2066 i += strlen(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2067 strcpy(buf+i, Py_OptimizeFlag ? "o" : "c");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2068 if (stat(buf, &statbuf) == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2069 if (case_ok(buf,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2070 save_len + 9, /* len("/__init__") */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2071 8, /* len("__init__") */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2072 pname)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2073 buf[save_len] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2074 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2075 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2076 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2077 buf[save_len] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2078 return 0;
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
2079 }
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
2080
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
2081 #endif /* HAVE_STAT */
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
2082
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
2083
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
2084 static int init_builtin(char *); /* Forward */
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2085
63857
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2086 static PyObject*
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2087 load_builtin(char *name, char *pathname, int type)
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2088 {
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2089 PyObject *m, *modules;
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2090 int err;
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2091
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2092 if (pathname != NULL && pathname[0] != '\0')
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2093 name = pathname;
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2094
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2095 if (type == C_BUILTIN)
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2096 err = init_builtin(name);
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2097 else
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2098 err = PyImport_ImportFrozenModule(name);
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2099 if (err < 0)
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2100 return NULL;
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2101 if (err == 0) {
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2102 PyErr_Format(PyExc_ImportError,
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2103 "Purported %s module %.200s not found",
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2104 type == C_BUILTIN ?
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2105 "builtin" : "frozen",
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2106 name);
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2107 return NULL;
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2108 }
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2109
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2110 modules = PyImport_GetModuleDict();
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2111 m = PyDict_GetItemString(modules, name);
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2112 if (m == NULL) {
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2113 PyErr_Format(
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2114 PyExc_ImportError,
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2115 "%s module %.200s not properly initialized",
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2116 type == C_BUILTIN ?
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2117 "builtin" : "frozen",
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2118 name);
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2119 return NULL;
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2120 }
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2121 Py_INCREF(m);
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2122 return m;
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2123 }
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2124
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2125 /* Load an external module using the default search path and return
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
2126 its module object WITH INCREMENTED REFERENCE COUNT */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
2127
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2128 static PyObject *
55584
5fbac09c0e91 Merged revisions 74264 via svnmerge from
Georg Brandl <georg@python.org>
parents: 55331
diff changeset
2129 load_module(char *name, FILE *fp, char *pathname, int type, PyObject *loader)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
2130 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2131 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2132
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2133 /* First check that there's an open file (if we need one) */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2134 switch (type) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2135 case PY_SOURCE:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2136 case PY_COMPILED:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2137 if (fp == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2138 PyErr_Format(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2139 "file object required for import (type code %d)",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2140 type);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2141 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2142 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2143 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2144
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2145 switch (type) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2146
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2147 case PY_SOURCE:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2148 m = load_source_module(name, pathname, fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2149 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2150
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2151 case PY_COMPILED:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2152 m = load_compiled_module(name, pathname, fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2153 break;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2154
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
2155 #ifdef HAVE_DYNAMIC_LOADING
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2156 case C_EXTENSION:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2157 m = _PyImport_LoadDynamicModule(name, pathname, fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2158 break;
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
2159 #endif
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2160
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2161 case PKG_DIRECTORY:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2162 m = load_package(name, pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2163 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2164
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2165 case C_BUILTIN:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2166 case PY_FROZEN:
63857
10c95c0f34d3 Issue #9425: Create load_builtin() subfunction
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62570
diff changeset
2167 m = load_builtin(name, pathname, type);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2168 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2169
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2170 case IMP_HOOK: {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2171 if (loader == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2172 PyErr_SetString(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2173 "import hook without loader");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2174 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2175 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2176 m = PyObject_CallMethod(loader, "load_module", "s", name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2177 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2178 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2179
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2180 default:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2181 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2182 "Don't know how to import %.200s (type code %d)",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2183 name, type);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2184 m = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2185
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2186 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2187
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2188 return m;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2189 }
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
2190
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
2191
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2192 /* Initialize a built-in module.
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40215
diff changeset
2193 Return 1 for success, 0 if the module is not found, and -1 with
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2194 an exception set if the initialization failed. */
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2195
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2196 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2197 init_builtin(char *name)
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2198 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2199 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2200
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
2201 if (_PyImport_FindBuiltin(name) != NULL)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2202 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2203
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2204 for (p = PyImport_Inittab; p->name != NULL; p++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2205 PyObject *mod;
74504
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
2206 PyModuleDef *def;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2207 if (strcmp(name, p->name) == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2208 if (p->initfunc == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2209 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2210 "Cannot re-init internal module %.200s",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2211 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2212 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2213 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2214 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2215 PySys_WriteStderr("import %s # builtin\n", name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2216 mod = (*p->initfunc)();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2217 if (mod == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2218 return -1;
74504
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
2219 /* Remember pointer to module init function. */
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
2220 def = PyModule_GetDef(mod);
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
2221 def->m_base.m_init = p->initfunc;
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
2222 if (_PyImport_FixupBuiltin(mod, name) < 0)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2223 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2224 /* FixupExtension has put the module into sys.modules,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2225 so we can release our own reference. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2226 Py_DECREF(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2227 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2228 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2229 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2230 return 0;
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2231 }
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2232
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2233
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2234 /* Frozen modules */
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2235
3683
ec39264311ff struct frozen is now struct _frozen and comes from import.h.
Guido van Rossum <guido@python.org>
parents: 3590
diff changeset
2236 static struct _frozen *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2237 find_frozen(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2238 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2239 struct _frozen *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2240
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2241 if (!name)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2242 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2243
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2244 for (p = PyImport_FrozenModules; ; p++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2245 if (p->name == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2246 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2247 if (strcmp(p->name, name) == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2248 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2249 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2250 return p;
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2251 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2252
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2253 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2254 get_frozen_object(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2255 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2256 struct _frozen *p = find_frozen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2257 int size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2258
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2259 if (p == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2260 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2261 "No such frozen object named %.200s",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2262 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2263 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2264 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2265 if (p->code == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2266 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2267 "Excluded frozen object named %.200s",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2268 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2269 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2270 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2271 size = p->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2272 if (size < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2273 size = -size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2274 return PyMarshal_ReadObjectFromString((char *)p->code, size);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2275 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2276
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
2277 static PyObject *
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
2278 is_frozen_package(char *name)
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
2279 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2280 struct _frozen *p = find_frozen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2281 int size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2282
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2283 if (p == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2284 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2285 "No such frozen object named %.200s",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2286 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2287 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2288 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2289
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2290 size = p->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2291
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2292 if (size < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2293 Py_RETURN_TRUE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2294 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2295 Py_RETURN_FALSE;
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
2296 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
2297
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
2298
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2299 /* Initialize a frozen module.
52073
56983cfdf5d4 Fix a typo in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 51996
diff changeset
2300 Return 1 for success, 0 if the module is not found, and -1 with
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2301 an exception set if the initialization failed.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2302 This function is also used from frozenmain.c */
2294
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
2303
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
2304 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2305 PyImport_ImportFrozenModule(char *name)
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2306 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
2307 struct _frozen *p = find_frozen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2308 PyObject *co;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2309 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2310 int ispackage;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2311 int size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2312
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
2313 if (p == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2314 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2315 if (p->code == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2316 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2317 "Excluded frozen object named %.200s",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2318 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2319 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2320 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2321 size = p->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2322 ispackage = (size < 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2323 if (ispackage)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2324 size = -size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2325 if (Py_VerboseFlag)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2326 PySys_WriteStderr("import %s # frozen%s\n",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2327 name, ispackage ? " package" : "");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2328 co = PyMarshal_ReadObjectFromString((char *)p->code, size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2329 if (co == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2330 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2331 if (!PyCode_Check(co)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2332 PyErr_Format(PyExc_TypeError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2333 "frozen object %.200s is not a code object",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2334 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2335 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2336 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2337 if (ispackage) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2338 /* Set __path__ to the package name */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2339 PyObject *d, *s, *l;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2340 int err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2341 m = PyImport_AddModule(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2342 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2343 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2344 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2345 s = PyUnicode_InternFromString(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2346 if (s == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2347 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2348 l = PyList_New(1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2349 if (l == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2350 Py_DECREF(s);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2351 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2352 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2353 PyList_SET_ITEM(l, 0, s);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2354 err = PyDict_SetItemString(d, "__path__", l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2355 Py_DECREF(l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2356 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2357 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2358 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2359 m = PyImport_ExecCodeModuleEx(name, co, "<frozen>");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2360 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2361 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2362 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2363 Py_DECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2364 return 1;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
2365 err_return:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2366 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2367 return -1;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2368 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2369
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2370
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2371 /* Import a module, either built-in, frozen, or external, and return
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
2372 its module object WITH INCREMENTED REFERENCE COUNT */
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2373
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2374 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
2375 PyImport_ImportModule(const char *name)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2376 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2377 PyObject *pname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2378 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2379
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2380 pname = PyUnicode_FromString(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2381 if (pname == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2382 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2383 result = PyImport_Import(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2384 Py_DECREF(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2385 return result;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2386 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2387
44441
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2388 /* Import a module without blocking
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2389 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2390 * At first it tries to fetch the module from sys.modules. If the module was
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2391 * never loaded before it loads it with PyImport_ImportModule() unless another
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2392 * thread holds the import lock. In the latter case the function raises an
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2393 * ImportError instead of blocking.
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2394 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2395 * Returns the module object with incremented ref count.
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2396 */
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2397 PyObject *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2398 PyImport_ImportModuleNoBlock(const char *name)
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2399 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2400 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2401 PyObject *modules;
72169
cd1978dbac08 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68257
diff changeset
2402 #ifdef WITH_THREAD
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2403 long me;
72169
cd1978dbac08 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68257
diff changeset
2404 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2405
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2406 /* Try to get the module from sys.modules[name] */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2407 modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2408 if (modules == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2409 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2410
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2411 result = PyDict_GetItemString(modules, name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2412 if (result != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2413 Py_INCREF(result);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2414 return result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2415 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2416 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2417 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2418 }
48946
3b9608118f8d Merged revisions 66045,66048-66049,66053,66060,66062-66063,66065,66067,66071-66074,66080,66082-66083,66090-66093,66097-66099,66103,66105,66110,66118 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 48660
diff changeset
2419 #ifdef WITH_THREAD
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2420 /* check the import lock
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2421 * me might be -1 but I ignore the error here, the lock function
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2422 * takes care of the problem */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2423 me = PyThread_get_thread_ident();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2424 if (import_lock_thread == -1 || import_lock_thread == me) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2425 /* no thread or me is holding the lock */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2426 return PyImport_ImportModule(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2427 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2428 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2429 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2430 "Failed to import %.200s because the import lock"
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2431 "is held by another thread.",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2432 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2433 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2434 }
48946
3b9608118f8d Merged revisions 66045,66048-66049,66053,66060,66062-66063,66065,66067,66071-66074,66080,66082-66083,66090-66093,66097-66099,66103,66105,66110,66118 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 48660
diff changeset
2435 #else
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2436 return PyImport_ImportModule(name);
48946
3b9608118f8d Merged revisions 66045,66048-66049,66053,66060,66062-66063,66065,66067,66071-66074,66080,66082-66083,66090-66093,66097-66099,66103,66105,66110,66118 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 48660
diff changeset
2437 #endif
44441
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2438 }
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2439
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2440 /* Forward declarations for helper routines */
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2441 static PyObject *get_parent(PyObject *globals, char *buf,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2442 Py_ssize_t *p_buflen, int level);
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
2443 static PyObject *load_next(PyObject *mod, PyObject *altmod,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2444 char **p_name, char *buf, Py_ssize_t *p_buflen);
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
2445 static int mark_miss(char *name);
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
2446 static int ensure_fromlist(PyObject *mod, PyObject *fromlist,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2447 char *buf, Py_ssize_t buflen, int recursive);
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
2448 static PyObject * import_submodule(PyObject *mod, char *name, char *fullname);
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2449
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2450 /* The Magnum Opus of dotted-name import :-) */
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2451
7533
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
2452 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2453 import_module_level(char *name, PyObject *globals, PyObject *locals,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2454 PyObject *fromlist, int level)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2455 {
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2456 char *buf;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2457 Py_ssize_t buflen = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2458 PyObject *parent, *head, *next, *tail;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2459
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2460 if (strchr(name, '/') != NULL
44617
a29adc3b0f26 Merged revisions 59864-59882 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44587
diff changeset
2461 #ifdef MS_WINDOWS
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2462 || strchr(name, '\\') != NULL
44617
a29adc3b0f26 Merged revisions 59864-59882 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44587
diff changeset
2463 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2464 ) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2465 PyErr_SetString(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2466 "Import by filename is not supported.");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2467 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2468 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2469
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2470 buf = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2471 if (buf == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2472 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2473 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2474 parent = get_parent(globals, buf, &buflen, level);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2475 if (parent == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2476 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2477
64085
4df0d2a13aa1 Merged revisions 81214,82302,82465,83090-83091,84097,84099 via svnmerge from
Florent Xicluna <florent.xicluna@gmail.com>
parents: 61467
diff changeset
2478 head = load_next(parent, level < 0 ? Py_None : parent, &name, buf,
4df0d2a13aa1 Merged revisions 81214,82302,82465,83090-83091,84097,84099 via svnmerge from
Florent Xicluna <florent.xicluna@gmail.com>
parents: 61467
diff changeset
2479 &buflen);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2480 if (head == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2481 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2482
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2483 tail = head;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2484 Py_INCREF(tail);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2485 while (name) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2486 next = load_next(tail, tail, &name, buf, &buflen);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2487 Py_DECREF(tail);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2488 if (next == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2489 Py_DECREF(head);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2490 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2491 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2492 tail = next;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2493 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2494 if (tail == Py_None) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2495 /* If tail is Py_None, both get_parent and load_next found
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2496 an empty module name: someone called __import__("") or
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2497 doctored faulty bytecode */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2498 Py_DECREF(tail);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2499 Py_DECREF(head);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2500 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2501 "Empty module name");
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2502 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2503 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2504
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2505 if (fromlist != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2506 if (fromlist == Py_None || !PyObject_IsTrue(fromlist))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2507 fromlist = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2508 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2509
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2510 if (fromlist == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2511 Py_DECREF(tail);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2512 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2513 return head;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2514 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2515
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2516 Py_DECREF(head);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2517 if (!ensure_fromlist(tail, fromlist, buf, buflen, 0)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2518 Py_DECREF(tail);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2519 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2520 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2521
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2522 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2523 return tail;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2524
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2525 error_exit:
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2526 PyMem_FREE(buf);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2527 return NULL;
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2528 }
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2529
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2530 PyObject *
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2531 PyImport_ImportModuleLevel(char *name, PyObject *globals, PyObject *locals,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2532 PyObject *fromlist, int level)
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2533 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2534 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2535 _PyImport_AcquireLock();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2536 result = import_module_level(name, globals, locals, fromlist, level);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2537 if (_PyImport_ReleaseLock() < 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2538 Py_XDECREF(result);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2539 PyErr_SetString(PyExc_RuntimeError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2540 "not holding the import lock");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2541 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2542 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2543 return result;
7533
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
2544 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
2545
32156
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2546 /* Return the package that an import is being performed in. If globals comes
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2547 from the module foo.bar.bat (not itself a package), this returns the
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2548 sys.modules entry for foo.bar. If globals is from a package's __init__.py,
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
2549 the package's entry in sys.modules is returned, as a borrowed reference.
32156
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2550
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2551 The *name* of the returned package is returned in buf, with the length of
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2552 the name in *p_buflen.
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2553
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2554 If globals doesn't come from a package or a module in a package, or a
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2555 corresponding entry is not found in sys.modules, Py_None is returned.
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2556 */
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2557 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2558 get_parent(PyObject *globals, char *buf, Py_ssize_t *p_buflen, int level)
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2559 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2560 static PyObject *namestr = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2561 static PyObject *pathstr = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2562 static PyObject *pkgstr = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2563 PyObject *pkgname, *modname, *modpath, *modules, *parent;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2564 int orig_level = level;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2565
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2566 if (globals == NULL || !PyDict_Check(globals) || !level)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2567 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2568
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2569 if (namestr == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2570 namestr = PyUnicode_InternFromString("__name__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2571 if (namestr == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2572 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2573 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2574 if (pathstr == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2575 pathstr = PyUnicode_InternFromString("__path__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2576 if (pathstr == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2577 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2578 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2579 if (pkgstr == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2580 pkgstr = PyUnicode_InternFromString("__package__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2581 if (pkgstr == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2582 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2583 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2584
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2585 *buf = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2586 *p_buflen = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2587 pkgname = PyDict_GetItem(globals, pkgstr);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2588
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2589 if ((pkgname != NULL) && (pkgname != Py_None)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2590 /* __package__ is set, so use it */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2591 char *pkgname_str;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2592 Py_ssize_t len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2593
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2594 if (!PyUnicode_Check(pkgname)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2595 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2596 "__package__ set to non-string");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2597 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2598 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2599 pkgname_str = _PyUnicode_AsStringAndSize(pkgname, &len);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2600 if (len == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2601 if (level > 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2602 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2603 "Attempted relative import in non-package");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2604 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2605 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2606 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2607 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2608 if (len > MAXPATHLEN) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2609 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2610 "Package name too long");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2611 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2612 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2613 strcpy(buf, pkgname_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2614 } else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2615 /* __package__ not set, so figure it out and set it */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2616 modname = PyDict_GetItem(globals, namestr);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2617 if (modname == NULL || !PyUnicode_Check(modname))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2618 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2619
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2620 modpath = PyDict_GetItem(globals, pathstr);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2621 if (modpath != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2622 /* __path__ is set, so modname is already the package name */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2623 char *modname_str;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2624 Py_ssize_t len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2625 int error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2626
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2627 modname_str = _PyUnicode_AsStringAndSize(modname, &len);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2628 if (len > MAXPATHLEN) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2629 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2630 "Module name too long");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2631 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2632 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2633 strcpy(buf, modname_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2634 error = PyDict_SetItem(globals, pkgstr, modname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2635 if (error) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2636 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2637 "Could not set __package__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2638 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2639 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2640 } else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2641 /* Normal module, so work out the package name if any */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2642 char *start = _PyUnicode_AsString(modname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2643 char *lastdot = strrchr(start, '.');
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2644 size_t len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2645 int error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2646 if (lastdot == NULL && level > 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2647 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2648 "Attempted relative import in non-package");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2649 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2650 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2651 if (lastdot == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2652 error = PyDict_SetItem(globals, pkgstr, Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2653 if (error) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2654 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2655 "Could not set __package__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2656 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2657 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2658 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2659 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2660 len = lastdot - start;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2661 if (len >= MAXPATHLEN) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2662 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2663 "Module name too long");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2664 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2665 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2666 strncpy(buf, start, len);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2667 buf[len] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2668 pkgname = PyUnicode_FromString(buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2669 if (pkgname == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2670 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2671 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2672 error = PyDict_SetItem(globals, pkgstr, pkgname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2673 Py_DECREF(pkgname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2674 if (error) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2675 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2676 "Could not set __package__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2677 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2678 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2679 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2680 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2681 while (--level > 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2682 char *dot = strrchr(buf, '.');
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2683 if (dot == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2684 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2685 "Attempted relative import beyond "
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2686 "toplevel package");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2687 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2688 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2689 *dot = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2690 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2691 *p_buflen = strlen(buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2692
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2693 modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2694 parent = PyDict_GetItemString(modules, buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2695 if (parent == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2696 if (orig_level < 1) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2697 PyObject *err_msg = PyBytes_FromFormat(
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2698 "Parent module '%.200s' not found "
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2699 "while handling absolute import", buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2700 if (err_msg == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2701 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2702 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2703 if (!PyErr_WarnEx(PyExc_RuntimeWarning,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2704 PyBytes_AsString(err_msg), 1)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2705 *buf = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2706 *p_buflen = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2707 parent = Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2708 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2709 Py_DECREF(err_msg);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2710 } else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2711 PyErr_Format(PyExc_SystemError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2712 "Parent module '%.200s' not loaded, "
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2713 "cannot perform relative import", buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2714 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2715 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2716 return parent;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2717 /* We expect, but can't guarantee, if parent != None, that:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2718 - parent.__name__ == buf
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2719 - parent.__dict__ is globals
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2720 If this is violated... Who cares? */
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2721 }
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2722
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2723 /* altmod is either None or same as mod */
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2724 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2725 load_next(PyObject *mod, PyObject *altmod, char **p_name, char *buf,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2726 Py_ssize_t *p_buflen)
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2727 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2728 char *name = *p_name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2729 char *dot = strchr(name, '.');
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2730 size_t len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2731 char *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2732 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2733
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2734 if (strlen(name) == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2735 /* completely empty module name should only happen in
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2736 'from . import' (or '__import__("")')*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2737 Py_INCREF(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2738 *p_name = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2739 return mod;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2740 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2741
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2742 if (dot == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2743 *p_name = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2744 len = strlen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2745 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2746 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2747 *p_name = dot+1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2748 len = dot-name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2749 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2750 if (len == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2751 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2752 "Empty module name");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2753 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2754 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2755
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2756 p = buf + *p_buflen;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2757 if (p != buf)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2758 *p++ = '.';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2759 if (p+len-buf >= MAXPATHLEN) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2760 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2761 "Module name too long");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2762 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2763 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2764 strncpy(p, name, len);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2765 p[len] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2766 *p_buflen = p+len-buf;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2767
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2768 result = import_submodule(mod, p, buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2769 if (result == Py_None && altmod != mod) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2770 Py_DECREF(result);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2771 /* Here, altmod must be None and mod must not be None */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2772 result = import_submodule(altmod, p, p);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2773 if (result != NULL && result != Py_None) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2774 if (mark_miss(buf) != 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2775 Py_DECREF(result);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2776 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2777 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2778 strncpy(buf, name, len);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2779 buf[len] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2780 *p_buflen = len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2781 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2782 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2783 if (result == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2784 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2785
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2786 if (result == Py_None) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2787 Py_DECREF(result);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2788 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2789 "No module named %.200s", name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2790 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2791 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2792
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2793 return result;
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2794 }
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2795
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2796 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2797 mark_miss(char *name)
6252
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2798 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2799 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2800 return PyDict_SetItemString(modules, name, Py_None);
6252
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2801 }
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2802
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2803 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
2804 ensure_fromlist(PyObject *mod, PyObject *fromlist, char *buf, Py_ssize_t buflen,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2805 int recursive)
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2806 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2807 int i;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2808
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2809 if (!PyObject_HasAttrString(mod, "__path__"))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2810 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2811
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2812 for (i = 0; ; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2813 PyObject *item = PySequence_GetItem(fromlist, i);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2814 int hasit;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2815 if (item == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2816 if (PyErr_ExceptionMatches(PyExc_IndexError)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2817 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2818 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2819 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2820 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2821 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2822 if (!PyUnicode_Check(item)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2823 PyErr_SetString(PyExc_TypeError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2824 "Item in ``from list'' not a string");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2825 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2826 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2827 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2828 if (PyUnicode_AS_UNICODE(item)[0] == '*') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2829 PyObject *all;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2830 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2831 /* See if the package defines __all__ */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2832 if (recursive)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2833 continue; /* Avoid endless recursion */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2834 all = PyObject_GetAttrString(mod, "__all__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2835 if (all == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2836 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2837 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2838 int ret = ensure_fromlist(mod, all, buf, buflen, 1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2839 Py_DECREF(all);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2840 if (!ret)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2841 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2842 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2843 continue;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2844 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2845 hasit = PyObject_HasAttr(mod, item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2846 if (!hasit) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2847 PyObject *item8;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2848 char *subname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2849 PyObject *submod;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2850 char *p;
61597
b5ba7ea4246b Issue #8715: Create PyUnicode_EncodeFSDefault() function: Encode a Unicode
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
2851 item8 = PyUnicode_EncodeFSDefault(item);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2852 if (!item8) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2853 PyErr_SetString(PyExc_ValueError, "Cannot encode path item");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2854 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2855 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2856 subname = PyBytes_AS_STRING(item8);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2857 if (buflen + strlen(subname) >= MAXPATHLEN) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2858 PyErr_SetString(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2859 "Module name too long");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2860 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2861 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2862 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2863 p = buf + buflen;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2864 *p++ = '.';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2865 strcpy(p, subname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2866 submod = import_submodule(mod, subname, buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2867 Py_DECREF(item8);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2868 Py_XDECREF(submod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2869 if (submod == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2870 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2871 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2872 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2873 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2874 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2875 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2876
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2877 /* NOTREACHED */
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2878 }
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2879
29501
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2880 static int
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2881 add_submodule(PyObject *mod, PyObject *submod, char *fullname, char *subname,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2882 PyObject *modules)
29501
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2883 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2884 if (mod == Py_None)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2885 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2886 /* Irrespective of the success of this load, make a
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2887 reference to it in the parent package module. A copy gets
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2888 saved in the modules dictionary under the full name, so get a
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2889 reference from there, if need be. (The exception is when the
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2890 load failed with a SyntaxError -- then there's no trace in
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2891 sys.modules. In that case, of course, do nothing extra.) */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2892 if (submod == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2893 submod = PyDict_GetItemString(modules, fullname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2894 if (submod == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2895 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2896 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2897 if (PyModule_Check(mod)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2898 /* We can't use setattr here since it can give a
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2899 * spurious warning if the submodule name shadows a
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2900 * builtin name */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2901 PyObject *dict = PyModule_GetDict(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2902 if (!dict)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2903 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2904 if (PyDict_SetItemString(dict, subname, submod) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2905 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2906 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2907 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2908 if (PyObject_SetAttrString(mod, subname, submod) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2909 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2910 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2911 return 1;
29501
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2912 }
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2913
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2914 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2915 import_submodule(PyObject *mod, char *subname, char *fullname)
6249
f10aad73e029 Phase two of package import. "import a.b.c" and all variants now do the
Guido van Rossum <guido@python.org>
parents: 6243
diff changeset
2916 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2917 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2918 PyObject *m = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2919
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2920 /* Require:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2921 if mod == None: subname == fullname
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2922 else: mod.__name__ + "." + subname == fullname
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2923 */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2924
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2925 if ((m = PyDict_GetItemString(modules, fullname)) != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2926 Py_INCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2927 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2928 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2929 PyObject *path, *loader = NULL;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2930 char *buf;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2931 struct filedescr *fdp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2932 FILE *fp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2933
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2934 if (mod == Py_None)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2935 path = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2936 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2937 path = PyObject_GetAttrString(mod, "__path__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2938 if (path == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2939 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2940 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2941 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2942 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2943 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2944
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2945 buf = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2946 if (buf == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2947 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2948 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2949 buf[0] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2950 fdp = find_module(fullname, subname, path, buf, MAXPATHLEN+1,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2951 &fp, &loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2952 Py_XDECREF(path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2953 if (fdp == NULL) {
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2954 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2955 if (!PyErr_ExceptionMatches(PyExc_ImportError))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2956 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2957 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2958 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2959 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2960 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2961 m = load_module(fullname, fp, buf, fdp->type, loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2962 Py_XDECREF(loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2963 if (fp)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2964 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2965 if (!add_submodule(mod, m, fullname, subname, modules)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2966 Py_XDECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2967 m = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2968 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2969 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2970 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2971
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2972 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2973 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2974
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2975
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2976 /* Re-import a module of any kind and return its module object, WITH
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2977 INCREMENTED REFERENCE COUNT */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2978
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2979 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2980 PyImport_ReloadModule(PyObject *m)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2981 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2982 PyInterpreterState *interp = PyThreadState_Get()->interp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2983 PyObject *modules_reloading = interp->modules_reloading;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2984 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2985 PyObject *path = NULL, *loader = NULL, *existing_m = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2986 char *name, *subname;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
2987 char *buf;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2988 struct filedescr *fdp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2989 FILE *fp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2990 PyObject *newm;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2991
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2992 if (modules_reloading == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2993 Py_FatalError("PyImport_ReloadModule: "
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2994 "no modules_reloading dictionary!");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2995 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2996 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2997
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2998 if (m == NULL || !PyModule_Check(m)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2999 PyErr_SetString(PyExc_TypeError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3000 "reload() argument must be module");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3001 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3002 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3003 name = (char*)PyModule_GetName(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3004 if (name == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3005 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3006 if (m != PyDict_GetItemString(modules, name)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3007 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3008 "reload(): module %.200s not in sys.modules",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3009 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3010 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3011 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3012 existing_m = PyDict_GetItemString(modules_reloading, name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3013 if (existing_m != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3014 /* Due to a recursive reload, this module is already
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3015 being reloaded. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3016 Py_INCREF(existing_m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3017 return existing_m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3018 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3019 if (PyDict_SetItemString(modules_reloading, name, m) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3020 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3021
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3022 subname = strrchr(name, '.');
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3023 if (subname == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3024 subname = name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3025 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3026 PyObject *parentname, *parent;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3027 parentname = PyUnicode_FromStringAndSize(name, (subname-name));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3028 if (parentname == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3029 imp_modules_reloading_clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3030 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3031 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3032 parent = PyDict_GetItem(modules, parentname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3033 if (parent == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3034 PyErr_Format(PyExc_ImportError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3035 "reload(): parent %U not in sys.modules",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3036 parentname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3037 Py_DECREF(parentname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3038 imp_modules_reloading_clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3039 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3040 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3041 Py_DECREF(parentname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3042 subname++;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3043 path = PyObject_GetAttrString(parent, "__path__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3044 if (path == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3045 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3046 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3047 buf = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3048 if (buf == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3049 Py_XDECREF(path);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3050 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3051 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3052 buf[0] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3053 fdp = find_module(name, subname, path, buf, MAXPATHLEN+1, &fp, &loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3054 Py_XDECREF(path);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3055
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3056 if (fdp == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3057 Py_XDECREF(loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3058 imp_modules_reloading_clear();
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3059 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3060 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3061 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3062
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3063 newm = load_module(name, fp, buf, fdp->type, loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3064 Py_XDECREF(loader);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3065
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3066 if (fp)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3067 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3068 if (newm == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3069 /* load_module probably removed name from modules because of
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3070 * the error. Put back the original module object. We're
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3071 * going to return NULL in this case regardless of whether
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3072 * replacing name succeeds, so the return value is ignored.
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3073 */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3074 PyDict_SetItemString(modules, name, m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3075 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3076 imp_modules_reloading_clear();
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3077 PyMem_FREE(buf);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3078 return newm;
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
3079 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3080
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3081
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3082 /* Higher-level import emulator which emulates the "import" statement
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3083 more accurately -- it invokes the __import__() function from the
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3084 builtins of the current globals. This means that the import is
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3085 done using whatever import hooks are installed in the current
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3086 environment.
9680
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
3087 A dummy list ["__doc__"] is passed as the 4th argument so that
42862
ed1594a16bdb Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42859
diff changeset
3088 e.g. PyImport_Import(PyUnicode_FromString("win32com.client.gencache"))
9680
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
3089 will return <module "gencache"> instead of <module "win32com">. */
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3090
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3091 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3092 PyImport_Import(PyObject *module_name)
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3093 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3094 static PyObject *silly_list = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3095 static PyObject *builtins_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3096 static PyObject *import_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3097 PyObject *globals = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3098 PyObject *import = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3099 PyObject *builtins = NULL;
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3100 PyObject *modules = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3101 PyObject *r = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3102
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3103 /* Initialize constant string objects */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3104 if (silly_list == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3105 import_str = PyUnicode_InternFromString("__import__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3106 if (import_str == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3107 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3108 builtins_str = PyUnicode_InternFromString("__builtins__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3109 if (builtins_str == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3110 return NULL;
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3111 silly_list = PyList_New(0);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3112 if (silly_list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3113 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3114 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3115
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3116 /* Get the builtins from current globals */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3117 globals = PyEval_GetGlobals();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3118 if (globals != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3119 Py_INCREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3120 builtins = PyObject_GetItem(globals, builtins_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3121 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3122 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3123 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3124 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3125 /* No globals -- use standard builtins, and fake globals */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3126 builtins = PyImport_ImportModuleLevel("builtins",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3127 NULL, NULL, NULL, 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3128 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3129 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3130 globals = Py_BuildValue("{OO}", builtins_str, builtins);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3131 if (globals == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3132 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3133 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3134
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3135 /* Get the __import__ function from the builtins */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3136 if (PyDict_Check(builtins)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3137 import = PyObject_GetItem(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3138 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3139 PyErr_SetObject(PyExc_KeyError, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3140 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3141 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3142 import = PyObject_GetAttr(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3143 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3144 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3145
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3146 /* Call the __import__ function with the proper argument list
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3147 Always use absolute import here.
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3148 Calling for side-effect of import. */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3149 r = PyObject_CallFunction(import, "OOOOi", module_name, globals,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3150 globals, silly_list, 0, NULL);
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3151 if (r == NULL)
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3152 goto err;
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3153 Py_DECREF(r);
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3154
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3155 modules = PyImport_GetModuleDict();
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3156 r = PyDict_GetItem(modules, module_name);
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3157 if (r != NULL)
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
3158 Py_INCREF(r);
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3159
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3160 err:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3161 Py_XDECREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3162 Py_XDECREF(builtins);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3163 Py_XDECREF(import);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3164
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3165 return r;
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3166 }
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3167
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
3168
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3169 /* Module 'imp' provides Python access to the primitives used for
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3170 importing modules.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3171 */
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3172
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3173 static PyObject *
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3174 imp_make_magic(long magic)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3175 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3176 char buf[4];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3177
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3178 buf[0] = (char) ((magic >> 0) & 0xff);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3179 buf[1] = (char) ((magic >> 8) & 0xff);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3180 buf[2] = (char) ((magic >> 16) & 0xff);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3181 buf[3] = (char) ((magic >> 24) & 0xff);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3182
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3183 return PyBytes_FromStringAndSize(buf, 4);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3184 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3185
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3186 static PyObject *
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3187 imp_get_magic(PyObject *self, PyObject *noargs)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3188 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3189 return imp_make_magic(pyc_magic);
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3190 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3191
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3192 static PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3193 imp_get_tag(PyObject *self, PyObject *noargs)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3194 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3195 return PyUnicode_FromString(pyc_tag);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3196 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3197
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3198 static PyObject *
27917
c346d095791d Remove PyArg_ParseTuple() for methods which take no args,
Neal Norwitz <nnorwitz@gmail.com>
parents: 27853
diff changeset
3199 imp_get_suffixes(PyObject *self, PyObject *noargs)
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3200 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3201 PyObject *list;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3202 struct filedescr *fdp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3203
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3204 list = PyList_New(0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3205 if (list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3206 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3207 for (fdp = _PyImport_Filetab; fdp->suffix != NULL; fdp++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3208 PyObject *item = Py_BuildValue("ssi",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3209 fdp->suffix, fdp->mode, fdp->type);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3210 if (item == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3211 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3212 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3213 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3214 if (PyList_Append(list, item) < 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3215 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3216 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3217 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3218 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3219 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3220 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3221 return list;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3222 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3223
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3224 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3225 call_find_module(char *name, PyObject *path)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3226 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3227 extern int fclose(FILE *);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3228 PyObject *fob, *ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3229 PyObject *pathobj;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3230 struct filedescr *fdp;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3231 char *pathname;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3232 FILE *fp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3233 int fd = -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3234 char *found_encoding = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3235 char *encoding = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3236
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3237 pathname = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3238 if (pathname == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3239 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3240 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3241 pathname[0] = '\0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3242 if (path == Py_None)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3243 path = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3244 fdp = find_module(NULL, name, path, pathname, MAXPATHLEN+1, &fp, NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3245 if (fdp == NULL)
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3246 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3247 if (fp != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3248 fd = fileno(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3249 if (fd != -1)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3250 fd = dup(fd);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3251 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3252 fp = NULL;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3253 if (fd == -1) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3254 PyErr_SetFromErrno(PyExc_OSError);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3255 goto error_exit;
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3256 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3257 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3258 if (fd != -1) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3259 if (strchr(fdp->mode, 'b') == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3260 /* PyTokenizer_FindEncoding() returns PyMem_MALLOC'ed
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3261 memory. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3262 found_encoding = PyTokenizer_FindEncoding(fd);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3263 lseek(fd, 0, 0); /* Reset position */
75176
cbfd2bf80db0 Issue #14084: Fix a file descriptor leak when importing a module with a bad encoding.
Antoine Pitrou <solipsis@pitrou.net>
parents: 75175
diff changeset
3264 if (found_encoding == NULL && PyErr_Occurred()) {
cbfd2bf80db0 Issue #14084: Fix a file descriptor leak when importing a module with a bad encoding.
Antoine Pitrou <solipsis@pitrou.net>
parents: 75175
diff changeset
3265 close(fd);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3266 goto error_exit;
75176
cbfd2bf80db0 Issue #14084: Fix a file descriptor leak when importing a module with a bad encoding.
Antoine Pitrou <solipsis@pitrou.net>
parents: 75175
diff changeset
3267 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3268 encoding = (found_encoding != NULL) ? found_encoding :
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3269 (char*)PyUnicode_GetDefaultEncoding();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3270 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3271 fob = PyFile_FromFd(fd, pathname, fdp->mode, -1,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3272 (char*)encoding, NULL, NULL, 1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3273 if (fob == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3274 close(fd);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3275 PyMem_FREE(found_encoding);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3276 goto error_exit;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3277 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3278 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3279 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3280 fob = Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3281 Py_INCREF(fob);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3282 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3283 pathobj = PyUnicode_DecodeFSDefault(pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3284 ret = Py_BuildValue("NN(ssi)",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3285 fob, pathobj, fdp->suffix, fdp->mode, fdp->type);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3286 PyMem_FREE(found_encoding);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3287 PyMem_FREE(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3288 return ret;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3289
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3290 error_exit:
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3291 PyMem_FREE(pathname);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3292 return NULL;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3293 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3294
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3295 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3296 imp_find_module(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3297 {
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3298 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3299 PyObject *ret, *path = NULL;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3300 if (!PyArg_ParseTuple(args, "O&|O:find_module",
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3301 PyUnicode_FSConverter, &name,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3302 &path))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3303 return NULL;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3304 ret = call_find_module(PyBytes_AS_STRING(name), path);
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3305 Py_DECREF(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3306 return ret;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3307 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3308
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3309 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3310 imp_init_builtin(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3311 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3312 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3313 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3314 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3315 if (!PyArg_ParseTuple(args, "s:init_builtin", &name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3316 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3317 ret = init_builtin(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3318 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3319 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3320 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3321 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3322 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3323 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3324 m = PyImport_AddModule(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3325 Py_XINCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3326 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3327 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3328
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3329 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3330 imp_init_frozen(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3331 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3332 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3333 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3334 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3335 if (!PyArg_ParseTuple(args, "s:init_frozen", &name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3336 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3337 ret = PyImport_ImportFrozenModule(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3338 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3339 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3340 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3341 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3342 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3343 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3344 m = PyImport_AddModule(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3345 Py_XINCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3346 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3347 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3348
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3349 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3350 imp_get_frozen_object(PyObject *self, PyObject *args)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
3351 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3352 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3353
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3354 if (!PyArg_ParseTuple(args, "s:get_frozen_object", &name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3355 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3356 return get_frozen_object(name);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
3357 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
3358
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3359 static PyObject *
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
3360 imp_is_frozen_package(PyObject *self, PyObject *args)
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
3361 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3362 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3363
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3364 if (!PyArg_ParseTuple(args, "s:is_frozen_package", &name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3365 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3366 return is_frozen_package(name);
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
3367 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
3368
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
3369 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3370 imp_is_builtin(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3371 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3372 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3373 if (!PyArg_ParseTuple(args, "s:is_builtin", &name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3374 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3375 return PyLong_FromLong(is_builtin(name));
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3376 }
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3377
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3378 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3379 imp_is_frozen(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3380 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3381 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3382 struct _frozen *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3383 if (!PyArg_ParseTuple(args, "s:is_frozen", &name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3384 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3385 p = find_frozen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3386 return PyBool_FromLong((long) (p == NULL ? 0 : p->size));
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3387 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3388
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3389 static FILE *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3390 get_file(char *pathname, PyObject *fob, char *mode)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3391 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3392 FILE *fp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3393 if (mode[0] == 'U')
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3394 mode = "r" PY_STDIOTEXTMODE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3395 if (fob == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3396 fp = fopen(pathname, mode);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3397 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3398 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3399 int fd = PyObject_AsFileDescriptor(fob);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3400 if (fd == -1)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3401 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3402 if (!_PyVerify_fd(fd))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3403 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3404 /* the FILE struct gets a new fd, so that it can be closed
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3405 * independently of the file descriptor given
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3406 */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3407 fd = dup(fd);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3408 if (fd == -1)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3409 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3410 fp = fdopen(fd, mode);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3411 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3412 if (fp)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3413 return fp;
52545
2d80c2797501 get_file() no longer leaks a FILE structure. If given a file descriptor, it calls dup() to get a new handle. Then both the FILE object and the fd can be closed.
Kristján Valur Jónsson <kristjan@ccpgames.com>
parents: 52480
diff changeset
3414 error:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3415 PyErr_SetFromErrno(PyExc_IOError);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3416 return NULL;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3417 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3418
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3419 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3420 imp_load_compiled(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3421 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3422 char *name;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3423 PyObject *pathname;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3424 PyObject *fob = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3425 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3426 FILE *fp;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3427 if (!PyArg_ParseTuple(args, "sO&|O:load_compiled",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3428 &name,
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3429 PyUnicode_FSConverter, &pathname,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3430 &fob))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3431 return NULL;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3432 fp = get_file(PyBytes_AS_STRING(pathname), fob, "rb");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3433 if (fp == NULL) {
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3434 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3435 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3436 }
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3437 m = load_compiled_module(name, PyBytes_AS_STRING(pathname), fp);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3438 fclose(fp);
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3439 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3440 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3441 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3442
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3443 #ifdef HAVE_DYNAMIC_LOADING
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3444
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3445 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3446 imp_load_dynamic(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3447 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3448 char *name;
65349
bb30393d1ea1 imp.load_dynamic() uses PyUnicode_FSConverter() to support surrogates
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65162
diff changeset
3449 PyObject *pathbytes;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3450 char *pathname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3451 PyObject *fob = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3452 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3453 FILE *fp = NULL;
65349
bb30393d1ea1 imp.load_dynamic() uses PyUnicode_FSConverter() to support surrogates
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65162
diff changeset
3454 if (!PyArg_ParseTuple(args, "sO&|O:load_dynamic",
bb30393d1ea1 imp.load_dynamic() uses PyUnicode_FSConverter() to support surrogates
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65162
diff changeset
3455 &name, PyUnicode_FSConverter, &pathbytes, &fob))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3456 return NULL;
65349
bb30393d1ea1 imp.load_dynamic() uses PyUnicode_FSConverter() to support surrogates
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65162
diff changeset
3457 pathname = PyBytes_AS_STRING(pathbytes);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3458 if (fob) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3459 fp = get_file(pathname, fob, "r");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3460 if (fp == NULL) {
65349
bb30393d1ea1 imp.load_dynamic() uses PyUnicode_FSConverter() to support surrogates
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65162
diff changeset
3461 Py_DECREF(pathbytes);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3462 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3463 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3464 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3465 m = _PyImport_LoadDynamicModule(name, pathname, fp);
65349
bb30393d1ea1 imp.load_dynamic() uses PyUnicode_FSConverter() to support surrogates
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65162
diff changeset
3466 Py_DECREF(pathbytes);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3467 if (fp)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3468 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3469 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3470 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3471
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3472 #endif /* HAVE_DYNAMIC_LOADING */
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3473
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3474 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3475 imp_load_source(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3476 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3477 char *name;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3478 PyObject *pathname;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3479 PyObject *fob = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3480 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3481 FILE *fp;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3482 if (!PyArg_ParseTuple(args, "sO&|O:load_source",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3483 &name,
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3484 PyUnicode_FSConverter, &pathname,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3485 &fob))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3486 return NULL;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3487 fp = get_file(PyBytes_AS_STRING(pathname), fob, "r");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3488 if (fp == NULL) {
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3489 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3490 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3491 }
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3492 m = load_source_module(name, PyBytes_AS_STRING(pathname), fp);
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3493 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3494 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3495 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3496 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3497
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3498 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3499 imp_load_module(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3500 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3501 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3502 PyObject *fob;
65382
90052889ce3d imp_load_module() uses PyUnicode_FSConverter() to support surrogates in module
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65380
diff changeset
3503 PyObject *pathname;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3504 PyObject * ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3505 char *suffix; /* Unused */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3506 char *mode;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3507 int type;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3508 FILE *fp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3509
65382
90052889ce3d imp_load_module() uses PyUnicode_FSConverter() to support surrogates in module
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65380
diff changeset
3510 if (!PyArg_ParseTuple(args, "sOO&(ssi):load_module",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3511 &name, &fob,
65382
90052889ce3d imp_load_module() uses PyUnicode_FSConverter() to support surrogates in module
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65380
diff changeset
3512 PyUnicode_FSConverter, &pathname,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3513 &suffix, &mode, &type))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3514 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3515 if (*mode) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3516 /* Mode must start with 'r' or 'U' and must not contain '+'.
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3517 Implicit in this test is the assumption that the mode
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3518 may contain other modifiers like 'b' or 't'. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3519
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3520 if (!(*mode == 'r' || *mode == 'U') || strchr(mode, '+')) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3521 PyErr_Format(PyExc_ValueError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3522 "invalid file open mode %.200s", mode);
65382
90052889ce3d imp_load_module() uses PyUnicode_FSConverter() to support surrogates in module
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65380
diff changeset
3523 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3524 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3525 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3526 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3527 if (fob == Py_None)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3528 fp = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3529 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3530 fp = get_file(NULL, fob, mode);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3531 if (fp == NULL) {
65382
90052889ce3d imp_load_module() uses PyUnicode_FSConverter() to support surrogates in module
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65380
diff changeset
3532 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3533 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3534 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3535 }
65382
90052889ce3d imp_load_module() uses PyUnicode_FSConverter() to support surrogates in module
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65380
diff changeset
3536 ret = load_module(name, fp, PyBytes_AS_STRING(pathname), type, NULL);
90052889ce3d imp_load_module() uses PyUnicode_FSConverter() to support surrogates in module
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65380
diff changeset
3537 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3538 if (fp)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3539 fclose(fp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3540 return ret;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3541 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3542
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3543 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3544 imp_load_package(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3545 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3546 char *name;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3547 PyObject *pathname;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3548 PyObject * ret;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3549 if (!PyArg_ParseTuple(args, "sO&:load_package",
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3550 &name, PyUnicode_FSConverter, &pathname))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3551 return NULL;
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3552 ret = load_package(name, PyBytes_AS_STRING(pathname));
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3553 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3554 return ret;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3555 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3556
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3557 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3558 imp_new_module(PyObject *self, PyObject *args)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3559 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3560 char *name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3561 if (!PyArg_ParseTuple(args, "s:new_module", &name))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3562 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3563 return PyModule_New(name);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3564 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3565
44567
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3566 static PyObject *
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3567 imp_reload(PyObject *self, PyObject *v)
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3568 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3569 return PyImport_ReloadModule(v);
44567
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3570 }
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3571
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3572 PyDoc_STRVAR(doc_reload,
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3573 "reload(module) -> module\n\
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3574 \n\
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3575 Reload the module. The module must have been successfully imported before.");
cdc285bd0efb Issue #1762972: Readded the reload() function as imp.reload()
Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
3576
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3577 static PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3578 imp_cache_from_source(PyObject *self, PyObject *args, PyObject *kws)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3579 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3580 static char *kwlist[] = {"path", "debug_override", NULL};
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3581
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3582 char *buf;
65380
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3583 PyObject *pathbytes;
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3584 char *cpathname;
65391
f98c3e2fd055 fix refleak
Benjamin Peterson <benjamin@python.org>
parents: 65383
diff changeset
3585 PyObject *debug_override = NULL;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3586 int debug = !Py_OptimizeFlag;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3587
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3588 if (!PyArg_ParseTupleAndKeywords(
65380
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3589 args, kws, "O&|O", kwlist,
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3590 PyUnicode_FSConverter, &pathbytes, &debug_override))
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3591 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3592
65391
f98c3e2fd055 fix refleak
Benjamin Peterson <benjamin@python.org>
parents: 65383
diff changeset
3593 if (debug_override != NULL &&
f98c3e2fd055 fix refleak
Benjamin Peterson <benjamin@python.org>
parents: 65383
diff changeset
3594 (debug = PyObject_IsTrue(debug_override)) < 0) {
f98c3e2fd055 fix refleak
Benjamin Peterson <benjamin@python.org>
parents: 65383
diff changeset
3595 Py_DECREF(pathbytes);
f98c3e2fd055 fix refleak
Benjamin Peterson <benjamin@python.org>
parents: 65383
diff changeset
3596 return NULL;
f98c3e2fd055 fix refleak
Benjamin Peterson <benjamin@python.org>
parents: 65383
diff changeset
3597 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3598
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3599 buf = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3600 if (buf == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3601 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3602 }
65380
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3603 cpathname = make_compiled_pathname(
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3604 PyBytes_AS_STRING(pathbytes),
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3605 buf, MAXPATHLEN+1, debug);
844ed6dddc03 imp.cache_from_source() uses PyUnicode_FSConverter() to support surrogates in
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65349
diff changeset
3606 Py_DECREF(pathbytes);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3607
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3608 if (cpathname == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3609 PyErr_Format(PyExc_SystemError, "path buffer too short");
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3610 PyMem_FREE(buf);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3611 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3612 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3613 {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3614 PyObject *ret = PyUnicode_DecodeFSDefault(buf);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3615 PyMem_FREE(buf);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3616 return ret;
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3617 }
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3618 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3619
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3620 PyDoc_STRVAR(doc_cache_from_source,
73321
425591f6c2a5 Add signatures to the docstring of functions added to imp by PEP 3147
Éric Araujo <merwok@netwok.org>
parents: 73205
diff changeset
3621 "cache_from_source(path, [debug_override]) -> path\n\
425591f6c2a5 Add signatures to the docstring of functions added to imp by PEP 3147
Éric Araujo <merwok@netwok.org>
parents: 73205
diff changeset
3622 Given the path to a .py file, return the path to its .pyc/.pyo file.\n\
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3623 \n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3624 The .py file does not need to exist; this simply returns the path to the\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3625 .pyc/.pyo file calculated as if the .py file were imported. The extension\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3626 will be .pyc unless __debug__ is not defined, then it will be .pyo.\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3627 \n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3628 If debug_override is not None, then it must be a boolean and is taken as\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3629 the value of __debug__ instead.");
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3630
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3631 static PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3632 imp_source_from_cache(PyObject *self, PyObject *args, PyObject *kws)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3633 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3634 static char *kwlist[] = {"path", NULL};
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3635
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3636 PyObject *pathname_obj;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3637 char *pathname;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3638 char *buf;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3639
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3640 if (!PyArg_ParseTupleAndKeywords(
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3641 args, kws, "O&", kwlist,
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3642 PyUnicode_FSConverter, &pathname_obj))
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3643 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3644
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3645 pathname = PyBytes_AS_STRING(pathname_obj);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3646 buf = PyMem_MALLOC(MAXPATHLEN+1);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3647 if (buf == NULL) {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3648 return PyErr_NoMemory();
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3649 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3650 if (make_source_pathname(pathname, buf) == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3651 PyErr_Format(PyExc_ValueError, "Not a PEP 3147 pyc path: %s",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3652 pathname);
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3653 Py_DECREF(pathname_obj);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3654 PyMem_FREE(buf);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3655 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3656 }
66650
523a6fc53a70 import: use PyUnicode_FSConverter to support bytes path and PEP 383
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66599
diff changeset
3657 Py_DECREF(pathname_obj);
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3658 {
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3659 PyObject *ret = PyUnicode_FromString(buf);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3660 PyMem_FREE(buf);
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3661 return ret;
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
3662 }
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3663 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3664
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3665 PyDoc_STRVAR(doc_source_from_cache,
73321
425591f6c2a5 Add signatures to the docstring of functions added to imp by PEP 3147
Éric Araujo <merwok@netwok.org>
parents: 73205
diff changeset
3666 "source_from_cache(path) -> path\n\
425591f6c2a5 Add signatures to the docstring of functions added to imp by PEP 3147
Éric Araujo <merwok@netwok.org>
parents: 73205
diff changeset
3667 Given the path to a .pyc./.pyo file, return the path to its .py file.\n\
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3668 \n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3669 The .pyc/.pyo file does not need to exist; this simply returns the path to\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3670 the .py file calculated to correspond to the .pyc/.pyo file. If path\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3671 does not conform to PEP 3147 format, ValueError will be raised.");
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3672
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3673 /* Doc strings */
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3674
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3675 PyDoc_STRVAR(doc_imp,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3676 "This module provides the components needed to build your own\n\
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3677 __import__ function. Undocumented functions are obsolete.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3678
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3679 PyDoc_STRVAR(doc_find_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3680 "find_module(name, [path]) -> (file, filename, (suffix, mode, type))\n\
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3681 Search for a module. If path is omitted or None, search for a\n\
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3682 built-in, frozen or special module and continue search in sys.path.\n\
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3683 The module name cannot contain '.'; to search for a submodule of a\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3684 package, pass the submodule name and the package's __path__.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3685
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3686 PyDoc_STRVAR(doc_load_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3687 "load_module(name, file, filename, (suffix, mode, type)) -> module\n\
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3688 Load a module, given information returned by find_module().\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3689 The module name must include the full package name, if any.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3690
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3691 PyDoc_STRVAR(doc_get_magic,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3692 "get_magic() -> string\n\
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3693 Return the magic number for .pyc or .pyo files.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3694
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3695 PyDoc_STRVAR(doc_get_tag,
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3696 "get_tag() -> string\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3697 Return the magic tag for .pyc or .pyo files.");
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
3698
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3699 PyDoc_STRVAR(doc_get_suffixes,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3700 "get_suffixes() -> [(suffix, mode, type), ...]\n\
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3701 Return a list of (suffix, mode, type) tuples describing the files\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3702 that find_module() looks for.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3703
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3704 PyDoc_STRVAR(doc_new_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3705 "new_module(name) -> module\n\
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3706 Create a new module. Do not enter it in sys.modules.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3707 The module name must include the full package name, if any.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3708
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3709 PyDoc_STRVAR(doc_lock_held,
32879
d3d609d657fd lock_held() docs: Use True/False instead of 1/0. The LaTeX docs were
Tim Peters <tim.peters@gmail.com>
parents: 32878
diff changeset
3710 "lock_held() -> boolean\n\
d3d609d657fd lock_held() docs: Use True/False instead of 1/0. The LaTeX docs were
Tim Peters <tim.peters@gmail.com>
parents: 32878
diff changeset
3711 Return True if the import lock is currently held, else False.\n\
d3d609d657fd lock_held() docs: Use True/False instead of 1/0. The LaTeX docs were
Tim Peters <tim.peters@gmail.com>
parents: 32878
diff changeset
3712 On platforms without threads, return False.");
19596
1be18ef869a4 Add a new function imp.lock_held(), and use it to skip test_threaded_import
Tim Peters <tim.peters@gmail.com>
parents: 19238
diff changeset
3713
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3714 PyDoc_STRVAR(doc_acquire_lock,
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3715 "acquire_lock() -> None\n\
27853
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
3716 Acquires the interpreter's import lock for the current thread.\n\
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
3717 This lock should be used by import hooks to ensure thread-safety\n\
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
3718 when importing modules.\n\
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3719 On platforms without threads, this function does nothing.");
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3720
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3721 PyDoc_STRVAR(doc_release_lock,
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3722 "release_lock() -> None\n\
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3723 Release the interpreter's import lock.\n\
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3724 On platforms without threads, this function does nothing.");
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3725
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3726 static PyMethodDef imp_methods[] = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3727 {"find_module", imp_find_module, METH_VARARGS, doc_find_module},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3728 {"get_magic", imp_get_magic, METH_NOARGS, doc_get_magic},
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3729 {"get_tag", imp_get_tag, METH_NOARGS, doc_get_tag},
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3730 {"get_suffixes", imp_get_suffixes, METH_NOARGS, doc_get_suffixes},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3731 {"load_module", imp_load_module, METH_VARARGS, doc_load_module},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3732 {"new_module", imp_new_module, METH_VARARGS, doc_new_module},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3733 {"lock_held", imp_lock_held, METH_NOARGS, doc_lock_held},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3734 {"acquire_lock", imp_acquire_lock, METH_NOARGS, doc_acquire_lock},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3735 {"release_lock", imp_release_lock, METH_NOARGS, doc_release_lock},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3736 {"reload", imp_reload, METH_O, doc_reload},
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3737 {"cache_from_source", (PyCFunction)imp_cache_from_source,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3738 METH_VARARGS | METH_KEYWORDS, doc_cache_from_source},
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3739 {"source_from_cache", (PyCFunction)imp_source_from_cache,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
3740 METH_VARARGS | METH_KEYWORDS, doc_source_from_cache},
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3741 /* The rest are obsolete */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3742 {"get_frozen_object", imp_get_frozen_object, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3743 {"is_frozen_package", imp_is_frozen_package, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3744 {"init_builtin", imp_init_builtin, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3745 {"init_frozen", imp_init_frozen, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3746 {"is_builtin", imp_is_builtin, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3747 {"is_frozen", imp_is_frozen, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3748 {"load_compiled", imp_load_compiled, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3749 #ifdef HAVE_DYNAMIC_LOADING
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3750 {"load_dynamic", imp_load_dynamic, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3751 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3752 {"load_package", imp_load_package, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3753 {"load_source", imp_load_source, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3754 {NULL, NULL} /* sentinel */
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3755 };
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3756
8822
bd47ee068b83 Changes for BeOS, QNX and long long, by Chris Herborth.
Guido van Rossum <guido@python.org>
parents: 8613
diff changeset
3757 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3758 setint(PyObject *d, char *name, int value)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3759 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3760 PyObject *v;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3761 int err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3762
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3763 v = PyLong_FromLong((long)value);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3764 err = PyDict_SetItemString(d, name, v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3765 Py_XDECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3766 return err;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3767 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3768
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3769 typedef struct {
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3770 PyObject_HEAD
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3771 } NullImporter;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3772
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3773 static int
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3774 NullImporter_init(NullImporter *self, PyObject *args, PyObject *kwds)
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3775 {
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3776 #ifndef MS_WINDOWS
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3777 PyObject *path;
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3778 struct stat statbuf;
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3779 int rv;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3780
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3781 if (!_PyArg_NoKeywords("NullImporter()", kwds))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3782 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3783
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3784 if (!PyArg_ParseTuple(args, "O&:NullImporter",
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3785 PyUnicode_FSConverter, &path))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3786 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3787
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3788 if (PyBytes_GET_SIZE(path) == 0) {
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3789 Py_DECREF(path);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3790 PyErr_SetString(PyExc_ImportError, "empty pathname");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3791 return -1;
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3792 }
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3793
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3794 rv = stat(PyBytes_AS_STRING(path), &statbuf);
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3795 Py_DECREF(path);
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3796 if (rv == 0) {
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3797 /* it exists */
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3798 if (S_ISDIR(statbuf.st_mode)) {
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3799 /* it's a directory */
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3800 PyErr_SetString(PyExc_ImportError, "existing directory");
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3801 return -1;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3802 }
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3803 }
50991
a823c9f3a452 Merged revisions 68457 via svnmerge from
Hirokazu Yamamoto <ocean-city@m2.ccsnet.ne.jp>
parents: 50619
diff changeset
3804 #else /* MS_WINDOWS */
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3805 PyObject *pathobj;
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3806 DWORD rv;
65008
c620fe87c703 Issue #9979: Use PyUnicode_AsWideCharString() in import.c
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64838
diff changeset
3807 wchar_t *path;
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3808
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3809 if (!_PyArg_NoKeywords("NullImporter()", kwds))
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3810 return -1;
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3811
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3812 if (!PyArg_ParseTuple(args, "U:NullImporter",
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3813 &pathobj))
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3814 return -1;
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3815
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3816 if (PyUnicode_GET_SIZE(pathobj) == 0) {
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3817 PyErr_SetString(PyExc_ImportError, "empty pathname");
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3818 return -1;
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3819 }
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3820
65157
e3ae5b00ba15 PyUnicode_AsWideCharString() takes a PyObject*, not a PyUnicodeObject*
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65027
diff changeset
3821 path = PyUnicode_AsWideCharString(pathobj, NULL);
65008
c620fe87c703 Issue #9979: Use PyUnicode_AsWideCharString() in import.c
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64838
diff changeset
3822 if (path == NULL)
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3823 return -1;
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3824 /* see issue1293 and issue3677:
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3825 * stat() on Windows doesn't recognise paths like
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3826 * "e:\\shared\\" and "\\\\whiterab-c2znlh\\shared" as dirs.
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3827 */
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3828 rv = GetFileAttributesW(path);
65008
c620fe87c703 Issue #9979: Use PyUnicode_AsWideCharString() in import.c
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64838
diff changeset
3829 PyMem_Free(path);
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3830 if (rv != INVALID_FILE_ATTRIBUTES) {
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3831 /* it exists */
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3832 if (rv & FILE_ATTRIBUTE_DIRECTORY) {
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3833 /* it's a directory */
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3834 PyErr_SetString(PyExc_ImportError, "existing directory");
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3835 return -1;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3836 }
63945
03e884fac4db Issue #9425: NullImporter constructor is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63857
diff changeset
3837 }
50991
a823c9f3a452 Merged revisions 68457 via svnmerge from
Hirokazu Yamamoto <ocean-city@m2.ccsnet.ne.jp>
parents: 50619
diff changeset
3838 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3839 return 0;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3840 }
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3841
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3842 static PyObject *
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3843 NullImporter_find_module(NullImporter *self, PyObject *args)
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3844 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3845 Py_RETURN_NONE;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3846 }
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3847
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3848 static PyMethodDef NullImporter_methods[] = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3849 {"find_module", (PyCFunction)NullImporter_find_module, METH_VARARGS,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3850 "Always return None"
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3851 },
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3852 {NULL} /* Sentinel */
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3853 };
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3854
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3855
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
3856 PyTypeObject PyNullImporter_Type = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3857 PyVarObject_HEAD_INIT(NULL, 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3858 "imp.NullImporter", /*tp_name*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3859 sizeof(NullImporter), /*tp_basicsize*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3860 0, /*tp_itemsize*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3861 0, /*tp_dealloc*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3862 0, /*tp_print*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3863 0, /*tp_getattr*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3864 0, /*tp_setattr*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3865 0, /*tp_reserved*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3866 0, /*tp_repr*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3867 0, /*tp_as_number*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3868 0, /*tp_as_sequence*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3869 0, /*tp_as_mapping*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3870 0, /*tp_hash */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3871 0, /*tp_call*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3872 0, /*tp_str*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3873 0, /*tp_getattro*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3874 0, /*tp_setattro*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3875 0, /*tp_as_buffer*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3876 Py_TPFLAGS_DEFAULT, /*tp_flags*/
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3877 "Null importer object", /* tp_doc */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3878 0, /* tp_traverse */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3879 0, /* tp_clear */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3880 0, /* tp_richcompare */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3881 0, /* tp_weaklistoffset */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3882 0, /* tp_iter */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3883 0, /* tp_iternext */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3884 NullImporter_methods, /* tp_methods */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3885 0, /* tp_members */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3886 0, /* tp_getset */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3887 0, /* tp_base */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3888 0, /* tp_dict */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3889 0, /* tp_descr_get */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3890 0, /* tp_descr_set */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3891 0, /* tp_dictoffset */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3892 (initproc)NullImporter_init, /* tp_init */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3893 0, /* tp_alloc */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3894 PyType_GenericNew /* tp_new */
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3895 };
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3896
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
3897 static struct PyModuleDef impmodule = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3898 PyModuleDef_HEAD_INIT,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3899 "imp",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3900 doc_imp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3901 0,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3902 imp_methods,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3903 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3904 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3905 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3906 NULL
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
3907 };
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
3908
30311
f003e48f562d Bug #794140: cygwin builds do not embed
Jason Tishler <jason@tishler.net>
parents: 29812
diff changeset
3909 PyMODINIT_FUNC
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
3910 PyInit_imp(void)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3911 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3912 PyObject *m, *d;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3913
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3914 if (PyType_Ready(&PyNullImporter_Type) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3915 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3916
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3917 m = PyModule_Create(&impmodule);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3918 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3919 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3920 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3921 if (d == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3922 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3923
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3924 if (setint(d, "SEARCH_ERROR", SEARCH_ERROR) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3925 if (setint(d, "PY_SOURCE", PY_SOURCE) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3926 if (setint(d, "PY_COMPILED", PY_COMPILED) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3927 if (setint(d, "C_EXTENSION", C_EXTENSION) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3928 if (setint(d, "PY_RESOURCE", PY_RESOURCE) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3929 if (setint(d, "PKG_DIRECTORY", PKG_DIRECTORY) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3930 if (setint(d, "C_BUILTIN", C_BUILTIN) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3931 if (setint(d, "PY_FROZEN", PY_FROZEN) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3932 if (setint(d, "PY_CODERESOURCE", PY_CODERESOURCE) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3933 if (setint(d, "IMP_HOOK", IMP_HOOK) < 0) goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3934
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3935 Py_INCREF(&PyNullImporter_Type);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3936 PyModule_AddObject(m, "NullImporter", (PyObject *)&PyNullImporter_Type);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3937 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3938 failure:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3939 Py_XDECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3940 return NULL;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3941 }
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3942
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3943
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
3944 /* API for embedding applications that want to add their own entries
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
3945 to the table of built-in modules. This should normally be called
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
3946 *before* Py_Initialize(). When the table resize fails, -1 is
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
3947 returned and the existing table is unchanged.
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3948
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3949 After a similar function by Just van Rossum. */
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3950
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3951 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3952 PyImport_ExtendInittab(struct _inittab *newtab)
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3953 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3954 static struct _inittab *our_copy = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3955 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3956 int i, n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3957
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3958 /* Count the number of entries in both tables */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3959 for (n = 0; newtab[n].name != NULL; n++)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3960 ;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3961 if (n == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3962 return 0; /* Nothing to do */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3963 for (i = 0; PyImport_Inittab[i].name != NULL; i++)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3964 ;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3965
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3966 /* Allocate new memory for the combined table */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3967 p = our_copy;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3968 PyMem_RESIZE(p, struct _inittab, i+n+1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3969 if (p == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3970 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3971
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3972 /* Copy the tables into the new memory */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3973 if (our_copy != PyImport_Inittab)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3974 memcpy(p, PyImport_Inittab, (i+1) * sizeof(struct _inittab));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3975 PyImport_Inittab = our_copy = p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3976 memcpy(p+i, newtab, (n+1) * sizeof(struct _inittab));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3977
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3978 return 0;
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3979 }
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3980
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3981 /* Shorthand to add a single entry given a name and a function */
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3982
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3983 int
52721
54e093bd887e Merged revisions 71031 via svnmerge from
Brett Cannon <bcannon@gmail.com>
parents: 52547
diff changeset
3984 PyImport_AppendInittab(const char *name, PyObject* (*initfunc)(void))
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3985 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3986 struct _inittab newtab[2];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3987
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3988 memset(newtab, '\0', sizeof newtab);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3989
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3990 newtab[0].name = (char *)name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3991 newtab[0].initfunc = initfunc;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3992
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
3993 return PyImport_ExtendInittab(newtab);
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3994 }
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
3995
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
3996 #ifdef __cplusplus
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
3997 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
3998 #endif