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annotate Python/import.c @ 80661:94de77bd0b4b 2.7

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Issue #16194: document imp.load_dynamic problems when read several extension modules from the same binary object file.
author Andrew Svetlov <andrew.svetlov@gmail.com>
date Thu, 29 Nov 2012 19:51:28 +0200
parents 321414874b26
children 002d5f3b240d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1
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2 /* Module definition and import implementation */
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3
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4 #include "Python.h"
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5
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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 "pyarena.h"
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9 #include "pythonrun.h"
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10 #include "errcode.h"
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11 #include "marshal.h"
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12 #include "code.h"
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13 #include "compile.h"
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14 #include "eval.h"
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15 #include "osdefs.h"
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16 #include "importdl.h"
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18 #ifdef HAVE_FCNTL_H
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19 #include <fcntl.h>
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20 #endif
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21 #ifdef __cplusplus
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22 extern "C" {
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23 #endif
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25 #ifdef MS_WINDOWS
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26 /* for stat.st_mode */
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27 typedef unsigned short mode_t;
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28 #endif
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31 /* Magic word to reject .pyc files generated by other Python versions.
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32 It should change for each incompatible change to the bytecode.
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33
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34 The value of CR and LF is incorporated so if you ever read or write
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35 a .pyc file in text mode the magic number will be wrong; also, the
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36 Apple MPW compiler swaps their values, botching string constants.
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37
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38 The magic numbers must be spaced apart atleast 2 values, as the
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39 -U interpeter flag will cause MAGIC+1 being used. They have been
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40 odd numbers for some time now.
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42 There were a variety of old schemes for setting the magic number.
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43 The current working scheme is to increment the previous value by
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44 10.
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46 Known values:
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47 Python 1.5: 20121
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48 Python 1.5.1: 20121
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49 Python 1.5.2: 20121
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50 Python 1.6: 50428
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51 Python 2.0: 50823
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52 Python 2.0.1: 50823
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53 Python 2.1: 60202
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54 Python 2.1.1: 60202
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55 Python 2.1.2: 60202
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56 Python 2.2: 60717
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57 Python 2.3a0: 62011
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58 Python 2.3a0: 62021
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59 Python 2.3a0: 62011 (!)
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60 Python 2.4a0: 62041
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61 Python 2.4a3: 62051
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62 Python 2.4b1: 62061
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63 Python 2.5a0: 62071
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64 Python 2.5a0: 62081 (ast-branch)
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65 Python 2.5a0: 62091 (with)
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66 Python 2.5a0: 62092 (changed WITH_CLEANUP opcode)
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67 Python 2.5b3: 62101 (fix wrong code: for x, in ...)
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68 Python 2.5b3: 62111 (fix wrong code: x += yield)
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69 Python 2.5c1: 62121 (fix wrong lnotab with for loops and
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70 storing constants that should have been removed)
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71 Python 2.5c2: 62131 (fix wrong code: for x, in ... in listcomp/genexp)
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72 Python 2.6a0: 62151 (peephole optimizations and STORE_MAP opcode)
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73 Python 2.6a1: 62161 (WITH_CLEANUP optimization)
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74 Python 2.7a0: 62171 (optimize list comprehensions/change LIST_APPEND)
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75 Python 2.7a0: 62181 (optimize conditional branches:
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76 introduce POP_JUMP_IF_FALSE and POP_JUMP_IF_TRUE)
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77 Python 2.7a0 62191 (introduce SETUP_WITH)
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78 Python 2.7a0 62201 (introduce BUILD_SET)
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79 Python 2.7a0 62211 (introduce MAP_ADD and SET_ADD)
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80 .
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81 */
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82 #define MAGIC (62211 | ((long)'\r'<<16) | ((long)'\n'<<24))
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83
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84 /* Magic word as global; note that _PyImport_Init() can change the
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85 value of this global to accommodate for alterations of how the
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86 compiler works which are enabled by command line switches. */
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87 static long pyc_magic = MAGIC;
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88
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89 /* See _PyImport_FixupExtension() below */
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90 static PyObject *extensions = NULL;
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91
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92 /* This table is defined in config.c: */
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93 extern struct _inittab _PyImport_Inittab[];
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94
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95 struct _inittab *PyImport_Inittab = _PyImport_Inittab;
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96
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97 /* these tables define the module suffixes that Python recognizes */
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98 struct filedescr * _PyImport_Filetab = NULL;
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99
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100 #ifdef RISCOS
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101 static const struct filedescr _PyImport_StandardFiletab[] = {
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102 {"/py", "U", PY_SOURCE},
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103 {"/pyc", "rb", PY_COMPILED},
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104 {0, 0}
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105 };
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106 #else
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107 static const struct filedescr _PyImport_StandardFiletab[] = {
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108 {".py", "U", PY_SOURCE},
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109 #ifdef MS_WINDOWS
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110 {".pyw", "U", PY_SOURCE},
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111 #endif
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112 {".pyc", "rb", PY_COMPILED},
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113 {0, 0}
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114 };
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115 #endif
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116
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117 #ifdef MS_WINDOWS
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118 static int isdir(char *path) {
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119 DWORD rv;
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120 /* see issue1293 and issue3677:
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121 * stat() on Windows doesn't recognise paths like
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122 * "e:\\shared\\" and "\\\\whiterab-c2znlh\\shared" as dirs.
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123 * Also reference issue6727:
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124 * stat() on Windows is broken and doesn't resolve symlinks properly.
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125 */
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126 rv = GetFileAttributesA(path);
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127 return rv != INVALID_FILE_ATTRIBUTES && rv & FILE_ATTRIBUTE_DIRECTORY;
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128 }
6c218b9c5c4c Extracted Windows directory detection from NullImporter.__init__. This greatly simplifies the code and fixes issue6727.
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129 #else
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130 #ifdef HAVE_STAT
78576
bdd1b2228c14 - Issue #15647: Make isdir static for windows and posix
Matthias Klose <doko@ubuntu.com>
parents: 76846
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131 static int isdir(char *path) {
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132 struct stat statbuf;
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133 return stat(path, &statbuf) == 0 && S_ISDIR(statbuf.st_mode);
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134 }
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135 #else
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136 #ifdef RISCOS
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137 /* with RISCOS, isdir is in unixstuff */
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138 #else
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139 int isdir(char *path) {
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140 return 0;
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141 }
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142 #endif /* RISCOS */
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parents: 75490
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143 #endif /* HAVE_STAT */
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144 #endif /* MS_WINDOWS */
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145
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146 /* Initialize things */
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147
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148 void
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149 _PyImport_Init(void)
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150 {
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151 const struct filedescr *scan;
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152 struct filedescr *filetab;
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153 int countD = 0;
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154 int countS = 0;
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155
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156 /* prepare _PyImport_Filetab: copy entries from
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157 _PyImport_DynLoadFiletab and _PyImport_StandardFiletab.
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158 */
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159 #ifdef HAVE_DYNAMIC_LOADING
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160 for (scan = _PyImport_DynLoadFiletab; scan->suffix != NULL; ++scan)
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161 ++countD;
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162 #endif
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163 for (scan = _PyImport_StandardFiletab; scan->suffix != NULL; ++scan)
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164 ++countS;
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165 filetab = PyMem_NEW(struct filedescr, countD + countS + 1);
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166 if (filetab == NULL)
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167 Py_FatalError("Can't initialize import file table.");
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168 #ifdef HAVE_DYNAMIC_LOADING
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169 memcpy(filetab, _PyImport_DynLoadFiletab,
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170 countD * sizeof(struct filedescr));
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171 #endif
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172 memcpy(filetab + countD, _PyImport_StandardFiletab,
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173 countS * sizeof(struct filedescr));
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174 filetab[countD + countS].suffix = NULL;
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175
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176 _PyImport_Filetab = filetab;
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177
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178 if (Py_OptimizeFlag) {
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179 /* Replace ".pyc" with ".pyo" in _PyImport_Filetab */
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180 for (; filetab->suffix != NULL; filetab++) {
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181 #ifndef RISCOS
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182 if (strcmp(filetab->suffix, ".pyc") == 0)
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183 filetab->suffix = ".pyo";
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184 #else
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185 if (strcmp(filetab->suffix, "/pyc") == 0)
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186 filetab->suffix = "/pyo";
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187 #endif
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188 }
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189 }
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190
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191 if (Py_UnicodeFlag) {
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192 /* Fix the pyc_magic so that byte compiled code created
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193 using the all-Unicode method doesn't interfere with
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194 code created in normal operation mode. */
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195 pyc_magic = MAGIC + 1;
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196 }
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d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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197 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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198
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5894
diff changeset
199 void
26885
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200 _PyImportHooks_Init(void)
54aacb87beda PEP 302 + zipimport:
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201 {
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202 PyObject *v, *path_hooks = NULL, *zimpimport;
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203 int err = 0;
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204
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205 /* adding sys.path_hooks and sys.path_importer_cache, setting up
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206 zipimport */
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207 if (PyType_Ready(&PyNullImporter_Type) < 0)
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208 goto error;
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209
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210 if (Py_VerboseFlag)
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211 PySys_WriteStderr("# installing zipimport hook\n");
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212
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213 v = PyList_New(0);
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214 if (v == NULL)
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215 goto error;
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216 err = PySys_SetObject("meta_path", v);
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217 Py_DECREF(v);
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218 if (err)
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219 goto error;
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220 v = PyDict_New();
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221 if (v == NULL)
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222 goto error;
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223 err = PySys_SetObject("path_importer_cache", v);
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224 Py_DECREF(v);
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225 if (err)
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226 goto error;
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227 path_hooks = PyList_New(0);
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228 if (path_hooks == NULL)
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229 goto error;
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230 err = PySys_SetObject("path_hooks", path_hooks);
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231 if (err) {
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232 error:
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233 PyErr_Print();
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234 Py_FatalError("initializing sys.meta_path, sys.path_hooks, "
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235 "path_importer_cache, or NullImporter failed"
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236 );
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237 }
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238
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239 zimpimport = PyImport_ImportModule("zipimport");
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240 if (zimpimport == NULL) {
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241 PyErr_Clear(); /* No zip import module -- okay */
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242 if (Py_VerboseFlag)
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243 PySys_WriteStderr("# can't import zipimport\n");
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244 }
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245 else {
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246 PyObject *zipimporter = PyObject_GetAttrString(zimpimport,
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247 "zipimporter");
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248 Py_DECREF(zimpimport);
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249 if (zipimporter == NULL) {
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250 PyErr_Clear(); /* No zipimporter object -- okay */
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251 if (Py_VerboseFlag)
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252 PySys_WriteStderr(
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253 "# can't import zipimport.zipimporter\n");
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254 }
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255 else {
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256 /* sys.path_hooks.append(zipimporter) */
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257 err = PyList_Append(path_hooks, zipimporter);
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258 Py_DECREF(zipimporter);
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259 if (err)
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260 goto error;
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261 if (Py_VerboseFlag)
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262 PySys_WriteStderr(
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263 "# installed zipimport hook\n");
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264 }
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265 }
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266 Py_DECREF(path_hooks);
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267 }
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268
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269 void
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270 _PyImport_Fini(void)
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271 {
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272 Py_XDECREF(extensions);
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273 extensions = NULL;
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274 PyMem_DEL(_PyImport_Filetab);
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275 _PyImport_Filetab = NULL;
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276 }
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277
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278
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279 /* Locking primitives to prevent parallel imports of the same module
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280 in different threads to return with a partially loaded module.
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281 These calls are serialized by the global interpreter lock. */
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282
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283 #ifdef WITH_THREAD
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284
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285 #include "pythread.h"
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286
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287 static PyThread_type_lock import_lock = 0;
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288 static long import_lock_thread = -1;
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289 static int import_lock_level = 0;
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290
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291 void
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292 _PyImport_AcquireLock(void)
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293 {
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294 long me = PyThread_get_thread_ident();
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295 if (me == -1)
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296 return; /* Too bad */
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297 if (import_lock == NULL) {
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298 import_lock = PyThread_allocate_lock();
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299 if (import_lock == NULL)
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300 return; /* Nothing much we can do. */
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301 }
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302 if (import_lock_thread == me) {
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303 import_lock_level++;
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304 return;
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305 }
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306 if (import_lock_thread != -1 || !PyThread_acquire_lock(import_lock, 0))
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307 {
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308 PyThreadState *tstate = PyEval_SaveThread();
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309 PyThread_acquire_lock(import_lock, 1);
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310 PyEval_RestoreThread(tstate);
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311 }
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312 import_lock_thread = me;
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313 import_lock_level = 1;
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314 }
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315
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316 int
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317 _PyImport_ReleaseLock(void)
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318 {
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319 long me = PyThread_get_thread_ident();
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320 if (me == -1 || import_lock == NULL)
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321 return 0; /* Too bad */
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322 if (import_lock_thread != me)
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323 return -1;
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324 import_lock_level--;
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325 if (import_lock_level == 0) {
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326 import_lock_thread = -1;
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327 PyThread_release_lock(import_lock);
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328 }
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329 return 1;
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330 }
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331
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332 /* This function is called from PyOS_AfterFork to ensure that newly
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333 created child processes do not share locks with the parent.
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334 We now acquire the import lock around fork() calls but on some platforms
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335 (Solaris 9 and earlier? see isue7242) that still left us with problems. */
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336
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337 void
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338 _PyImport_ReInitLock(void)
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339 {
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340 if (import_lock != NULL)
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341 import_lock = PyThread_allocate_lock();
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342 import_lock_thread = -1;
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343 import_lock_level = 0;
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344 }
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345
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346 #endif
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347
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348 static PyObject *
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349 imp_lock_held(PyObject *self, PyObject *noargs)
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350 {
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351 #ifdef WITH_THREAD
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352 return PyBool_FromLong(import_lock_thread != -1);
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353 #else
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354 return PyBool_FromLong(0);
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355 #endif
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356 }
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357
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358 static PyObject *
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359 imp_acquire_lock(PyObject *self, PyObject *noargs)
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360 {
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361 #ifdef WITH_THREAD
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362 _PyImport_AcquireLock();
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363 #endif
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364 Py_INCREF(Py_None);
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365 return Py_None;
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366 }
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367
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368 static PyObject *
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369 imp_release_lock(PyObject *self, PyObject *noargs)
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370 {
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371 #ifdef WITH_THREAD
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372 if (_PyImport_ReleaseLock() < 0) {
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373 PyErr_SetString(PyExc_RuntimeError,
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374 "not holding the import lock");
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375 return NULL;
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376 }
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377 #endif
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378 Py_INCREF(Py_None);
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379 return Py_None;
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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", "exitfunc",
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405 "exc_type", "exc_value", "exc_traceback",
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406 "last_type", "last_value", "last_traceback",
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407 "path_hooks", "path_importer_cache", "meta_path",
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408 /* misc stuff */
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409 "flags", "float_info",
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410 NULL
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411 };
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412
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413 static char* sys_files[] = {
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414 "stdin", "__stdin__",
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415 "stdout", "__stdout__",
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416 "stderr", "__stderr__",
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417 NULL
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418 };
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419
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420
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421 /* Un-initialize things, as good as we can */
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422
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423 void
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424 PyImport_Cleanup(void)
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425 {
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426 Py_ssize_t pos, ndone;
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427 char *name;
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428 PyObject *key, *value, *dict;
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429 PyInterpreterState *interp = PyThreadState_GET()->interp;
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430 PyObject *modules = interp->modules;
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431
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432 if (modules == NULL)
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433 return; /* Already done */
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434
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435 /* Delete some special variables first. These are common
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436 places where user values hide and people complain when their
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437 destructors fail. Since the modules containing them are
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438 deleted *last* of all, they would come too late in the normal
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439 destruction order. Sigh. */
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440
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441 value = PyDict_GetItemString(modules, "__builtin__");
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442 if (value != NULL && PyModule_Check(value)) {
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443 dict = PyModule_GetDict(value);
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444 if (Py_VerboseFlag)
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445 PySys_WriteStderr("# clear __builtin__._\n");
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446 PyDict_SetItemString(dict, "_", Py_None);
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447 }
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448 value = PyDict_GetItemString(modules, "sys");
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449 if (value != NULL && PyModule_Check(value)) {
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450 char **p;
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451 PyObject *v;
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452 dict = PyModule_GetDict(value);
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453 for (p = sys_deletes; *p != NULL; p++) {
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454 if (Py_VerboseFlag)
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455 PySys_WriteStderr("# clear sys.%s\n", *p);
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456 PyDict_SetItemString(dict, *p, Py_None);
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457 }
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458 for (p = sys_files; *p != NULL; p+=2) {
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459 if (Py_VerboseFlag)
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460 PySys_WriteStderr("# restore sys.%s\n", *p);
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461 v = PyDict_GetItemString(dict, *(p+1));
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462 if (v == NULL)
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463 v = Py_None;
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464 PyDict_SetItemString(dict, *p, v);
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465 }
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466 }
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467
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468 /* First, delete __main__ */
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469 value = PyDict_GetItemString(modules, "__main__");
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470 if (value != NULL && PyModule_Check(value)) {
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471 if (Py_VerboseFlag)
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472 PySys_WriteStderr("# cleanup __main__\n");
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473 _PyModule_Clear(value);
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474 PyDict_SetItemString(modules, "__main__", Py_None);
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475 }
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476
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477 /* The special treatment of __builtin__ here is because even
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478 when it's not referenced as a module, its dictionary is
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479 referenced by almost every module's __builtins__. Since
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480 deleting a module clears its dictionary (even if there are
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481 references left to it), we need to delete the __builtin__
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482 module last. Likewise, we don't delete sys until the very
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483 end because it is implicitly referenced (e.g. by print).
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484
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485 Also note that we 'delete' modules by replacing their entry
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486 in the modules dict with None, rather than really deleting
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487 them; this avoids a rehash of the modules dictionary and
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488 also marks them as "non existent" so they won't be
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489 re-imported. */
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490
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491 /* Next, repeatedly delete modules with a reference count of
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492 one (skipping __builtin__ and sys) and delete them */
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493 do {
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494 ndone = 0;
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495 pos = 0;
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496 while (PyDict_Next(modules, &pos, &key, &value)) {
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497 if (value->ob_refcnt != 1)
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498 continue;
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499 if (PyString_Check(key) && PyModule_Check(value)) {
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500 name = PyString_AS_STRING(key);
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501 if (strcmp(name, "__builtin__") == 0)
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502 continue;
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503 if (strcmp(name, "sys") == 0)
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504 continue;
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505 if (Py_VerboseFlag)
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506 PySys_WriteStderr(
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507 "# cleanup[1] %s\n", name);
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508 _PyModule_Clear(value);
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509 PyDict_SetItem(modules, key, Py_None);
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510 ndone++;
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511 }
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512 }
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513 } while (ndone > 0);
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514
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515 /* Next, delete all modules (still skipping __builtin__ and sys) */
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516 pos = 0;
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517 while (PyDict_Next(modules, &pos, &key, &value)) {
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518 if (PyString_Check(key) && PyModule_Check(value)) {
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519 name = PyString_AS_STRING(key);
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520 if (strcmp(name, "__builtin__") == 0)
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521 continue;
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522 if (strcmp(name, "sys") == 0)
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523 continue;
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524 if (Py_VerboseFlag)
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525 PySys_WriteStderr("# cleanup[2] %s\n", name);
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526 _PyModule_Clear(value);
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527 PyDict_SetItem(modules, key, Py_None);
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528 }
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529 }
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530
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531 /* Next, delete sys and __builtin__ (in that order) */
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532 value = PyDict_GetItemString(modules, "sys");
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533 if (value != NULL && PyModule_Check(value)) {
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534 if (Py_VerboseFlag)
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535 PySys_WriteStderr("# cleanup sys\n");
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536 _PyModule_Clear(value);
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537 PyDict_SetItemString(modules, "sys", Py_None);
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538 }
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539 value = PyDict_GetItemString(modules, "__builtin__");
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540 if (value != NULL && PyModule_Check(value)) {
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541 if (Py_VerboseFlag)
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542 PySys_WriteStderr("# cleanup __builtin__\n");
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543 _PyModule_Clear(value);
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544 PyDict_SetItemString(modules, "__builtin__", Py_None);
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545 }
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546
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547 /* Finally, clear and delete the modules directory */
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548 PyDict_Clear(modules);
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549 interp->modules = NULL;
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550 Py_DECREF(modules);
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551 Py_CLEAR(interp->modules_reloading);
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552 }
166
28923e44254c Added forward declaration (to satisfy Standard C).
Guido van Rossum <guido@python.org>
parents: 145
diff changeset
553
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554
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
555 /* Helper for pythonrun.c -- return magic number */
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1877
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556
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1877
diff changeset
557 long
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Thomas Wouters <thomas@python.org>
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558 PyImport_GetMagicNumber(void)
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parents: 1877
diff changeset
559 {
61465
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560 return pyc_magic;
1886
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561 }
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
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562
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563
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564 /* Magic for extension modules (built-in as well as dynamically
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565 loaded). To prevent initializing an extension module more than
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566 once, we keep a static dictionary 'extensions' keyed by module name
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567 (for built-in modules) or by filename (for dynamically loaded
19238
5b87ee44000b Fixed typo in comment leading up to _PyImport_FixupExtension().
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parents: 19063
diff changeset
568 modules), containing these modules. A copy of the module's
5926
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569 dictionary is stored by calling _PyImport_FixupExtension()
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570 immediately after the module initialization function succeeds. A
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571 copy can be retrieved from there by calling
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572 _PyImport_FindExtension(). */
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573
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574 PyObject *
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575 _PyImport_FixupExtension(char *name, char *filename)
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576 {
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577 PyObject *modules, *mod, *dict, *copy;
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578 if (extensions == NULL) {
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579 extensions = PyDict_New();
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580 if (extensions == NULL)
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581 return NULL;
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582 }
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583 modules = PyImport_GetModuleDict();
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584 mod = PyDict_GetItemString(modules, name);
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585 if (mod == NULL || !PyModule_Check(mod)) {
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586 PyErr_Format(PyExc_SystemError,
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587 "_PyImport_FixupExtension: module %.200s not loaded", name);
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588 return NULL;
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589 }
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590 dict = PyModule_GetDict(mod);
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591 if (dict == NULL)
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592 return NULL;
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593 copy = PyDict_Copy(dict);
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594 if (copy == NULL)
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595 return NULL;
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596 PyDict_SetItemString(extensions, filename, copy);
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597 Py_DECREF(copy);
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598 return copy;
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599 }
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600
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601 PyObject *
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602 _PyImport_FindExtension(char *name, char *filename)
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603 {
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604 PyObject *dict, *mod, *mdict;
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605 if (extensions == NULL)
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606 return NULL;
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607 dict = PyDict_GetItemString(extensions, filename);
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608 if (dict == NULL)
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609 return NULL;
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610 mod = PyImport_AddModule(name);
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611 if (mod == NULL)
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612 return NULL;
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613 mdict = PyModule_GetDict(mod);
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614 if (mdict == NULL)
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615 return NULL;
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616 if (PyDict_Update(mdict, dict))
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617 return NULL;
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618 if (Py_VerboseFlag)
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619 PySys_WriteStderr("import %s # previously loaded (%s)\n",
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620 name, filename);
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621 return mod;
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622 }
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623
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624
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625 /* 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>
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626 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
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627 if not, create a new one and insert it in the modules dictionary.
2198
27557e70a8f0 fix import related leaks
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628 Because the former action is most common, THIS DOES NOT RETURN A
27557e70a8f0 fix import related leaks
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diff changeset
629 'NEW' REFERENCE! */
2052
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630
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631 PyObject *
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Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
632 PyImport_AddModule(const char *name)
40
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diff changeset
633 {
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634 PyObject *modules = PyImport_GetModuleDict();
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diff changeset
635 PyObject *m;
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636
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637 if ((m = PyDict_GetItemString(modules, name)) != NULL &&
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638 PyModule_Check(m))
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diff changeset
639 return m;
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640 m = PyModule_New(name);
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641 if (m == NULL)
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642 return NULL;
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643 if (PyDict_SetItemString(modules, name, m) != 0) {
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644 Py_DECREF(m);
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diff changeset
645 return NULL;
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diff changeset
646 }
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diff changeset
647 Py_DECREF(m); /* Yes, it still exists, in modules! */
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diff changeset
648
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diff changeset
649 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
650 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
651
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
652 /* 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
653 static void
60021
16a7d32605bb make naming convention consistent
Benjamin Peterson <benjamin@python.org>
parents: 59499
diff changeset
654 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
655 {
61465
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diff changeset
656 PyObject *modules = PyImport_GetModuleDict();
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diff changeset
657 if (PyDict_GetItemString(modules, name) == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
658 return;
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parents: 59822
diff changeset
659 if (PyDict_DelItemString(modules, name) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
660 Py_FatalError("import: deleting existing key in"
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parents: 59822
diff changeset
661 "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
662 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
663
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
664 /* 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
665 * 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
666 * 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
667 * 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
668 * 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
669 * example.
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
670 */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
671 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
672 PyImport_ExecCodeModule(char *name, PyObject *co)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
673 {
61465
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diff changeset
674 return PyImport_ExecCodeModuleEx(name, co, (char *)NULL);
7232
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
675 }
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
676
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
677 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
678 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
679 {
61465
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diff changeset
680 PyObject *modules = PyImport_GetModuleDict();
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diff changeset
681 PyObject *m, *d, *v;
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parents: 59822
diff changeset
682
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parents: 59822
diff changeset
683 m = PyImport_AddModule(name);
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parents: 59822
diff changeset
684 if (m == NULL)
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parents: 59822
diff changeset
685 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
686 /* If the module is being reloaded, we get the old module back
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
687 and re-use its dict to exec the new code. */
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parents: 59822
diff changeset
688 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
689 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
690 if (PyDict_SetItemString(d, "__builtins__",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
691 PyEval_GetBuiltins()) != 0)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
692 goto error;
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parents: 59822
diff changeset
693 }
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parents: 59822
diff changeset
694 /* Remember the filename as the __file__ attribute */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
695 v = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
696 if (pathname != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
697 v = PyString_FromString(pathname);
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parents: 59822
diff changeset
698 if (v == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
699 PyErr_Clear();
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parents: 59822
diff changeset
700 }
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parents: 59822
diff changeset
701 if (v == NULL) {
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parents: 59822
diff changeset
702 v = ((PyCodeObject *)co)->co_filename;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
703 Py_INCREF(v);
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parents: 59822
diff changeset
704 }
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parents: 59822
diff changeset
705 if (PyDict_SetItemString(d, "__file__", v) != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
706 PyErr_Clear(); /* Not important enough to report */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
707 Py_DECREF(v);
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parents: 59822
diff changeset
708
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
709 v = PyEval_EvalCode((PyCodeObject *)co, d, d);
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parents: 59822
diff changeset
710 if (v == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
711 goto error;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
712 Py_DECREF(v);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
713
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
714 if ((m = PyDict_GetItemString(modules, name)) == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
715 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
716 "Loaded module %.200s not found in sys.modules",
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
717 name);
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parents: 59822
diff changeset
718 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
719 }
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parents: 59822
diff changeset
720
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
721 Py_INCREF(m);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
722
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
723 return m;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
724
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
725 error:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
726 remove_module(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
727 return NULL;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
728 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
729
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
730
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
731 /* 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
732 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
733 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
734 Doesn't set an exception. */
609
0ad5b35e3ad8 Support for dynamic loading added.
Guido van Rossum <guido@python.org>
parents: 510
diff changeset
735
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
736 static char *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
737 make_compiled_pathname(char *pathname, char *buf, size_t buflen)
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
738 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
739 size_t len = strlen(pathname);
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parents: 59822
diff changeset
740 if (len+2 > buflen)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
741 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
742
24071
8142f8d668a0 Patch #569753: Remove support for WIN16.
Martin v. Löwis <martin@v.loewis.de>
parents: 23879
diff changeset
743 #ifdef MS_WINDOWS
61465
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parents: 59822
diff changeset
744 /* Treat .pyw as if it were .py. The case of ".pyw" must match
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
745 that used in _PyImport_StandardFiletab. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
746 if (len >= 4 && strcmp(&pathname[len-4], ".pyw") == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
747 --len; /* pretend 'w' isn't there */
18992
7fa1f87ca6b2 Derived from SF patch #446899 Permit import of .pyw under Windows, from
Tim Peters <tim.peters@gmail.com>
parents: 18933
diff changeset
748 #endif
61465
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diff changeset
749 memcpy(buf, pathname, len);
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parents: 59822
diff changeset
750 buf[len] = Py_OptimizeFlag ? 'o' : 'c';
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parents: 59822
diff changeset
751 buf[len+1] = '\0';
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diff changeset
752
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diff changeset
753 return buf;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
754 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
755
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
756
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
757 /* Given a pathname for a Python source file, its 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
758 modification, and a pathname for a compiled file, check whether the
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
759 compiled file represents the same version of the source. If so,
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
760 return a FILE pointer for the compiled file, positioned just after
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
761 the header; if not, return NULL.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
762 Doesn't set an exception. */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
763
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
764 static FILE *
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
765 check_compiled_module(char *pathname, time_t mtime, char *cpathname)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
766 {
61465
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diff changeset
767 FILE *fp;
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parents: 59822
diff changeset
768 long magic;
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parents: 59822
diff changeset
769 long pyc_mtime;
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parents: 59822
diff changeset
770
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diff changeset
771 fp = fopen(cpathname, "rb");
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diff changeset
772 if (fp == NULL)
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diff changeset
773 return NULL;
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diff changeset
774 magic = PyMarshal_ReadLongFromFile(fp);
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diff changeset
775 if (magic != pyc_magic) {
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diff changeset
776 if (Py_VerboseFlag)
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diff changeset
777 PySys_WriteStderr("# %s has bad magic\n", cpathname);
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diff changeset
778 fclose(fp);
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diff changeset
779 return NULL;
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diff changeset
780 }
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diff changeset
781 pyc_mtime = PyMarshal_ReadLongFromFile(fp);
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parents: 59822
diff changeset
782 if (pyc_mtime != mtime) {
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diff changeset
783 if (Py_VerboseFlag)
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diff changeset
784 PySys_WriteStderr("# %s has bad mtime\n", cpathname);
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diff changeset
785 fclose(fp);
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diff changeset
786 return NULL;
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diff changeset
787 }
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diff changeset
788 if (Py_VerboseFlag)
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diff changeset
789 PySys_WriteStderr("# %s matches %s\n", cpathname, pathname);
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parents: 59822
diff changeset
790 return fp;
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
791 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
792
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
793
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
794 /* 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
795
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
796 static PyCodeObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
797 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
798 {
61465
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diff changeset
799 PyObject *co;
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diff changeset
800
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diff changeset
801 co = PyMarshal_ReadLastObjectFromFile(fp);
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diff changeset
802 if (co == NULL)
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diff changeset
803 return NULL;
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diff changeset
804 if (!PyCode_Check(co)) {
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diff changeset
805 PyErr_Format(PyExc_ImportError,
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diff changeset
806 "Non-code object in %.200s", cpathname);
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diff changeset
807 Py_DECREF(co);
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diff changeset
808 return NULL;
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diff changeset
809 }
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diff changeset
810 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
811 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
812
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
813
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
814 /* 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
815 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
816
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
817 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
818 load_compiled_module(char *name, char *cpathname, FILE *fp)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
819 {
61465
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diff changeset
820 long magic;
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diff changeset
821 PyCodeObject *co;
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diff changeset
822 PyObject *m;
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diff changeset
823
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diff changeset
824 magic = PyMarshal_ReadLongFromFile(fp);
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diff changeset
825 if (magic != pyc_magic) {
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diff changeset
826 PyErr_Format(PyExc_ImportError,
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parents: 59822
diff changeset
827 "Bad magic number in %.200s", cpathname);
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diff changeset
828 return NULL;
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diff changeset
829 }
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diff changeset
830 (void) PyMarshal_ReadLongFromFile(fp);
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parents: 59822
diff changeset
831 co = read_compiled_module(cpathname, fp);
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diff changeset
832 if (co == NULL)
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diff changeset
833 return NULL;
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diff changeset
834 if (Py_VerboseFlag)
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parents: 59822
diff changeset
835 PySys_WriteStderr("import %s # precompiled from %s\n",
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parents: 59822
diff changeset
836 name, cpathname);
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diff changeset
837 m = PyImport_ExecCodeModuleEx(name, (PyObject *)co, cpathname);
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parents: 59822
diff changeset
838 Py_DECREF(co);
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diff changeset
839
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diff changeset
840 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
841 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
842
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
843 /* Parse a source file and return the corresponding code object */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
844
5373
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
845 static PyCodeObject *
35742
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35678
diff changeset
846 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
847 {
61465
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diff changeset
848 PyCodeObject *co = NULL;
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diff changeset
849 mod_ty mod;
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diff changeset
850 PyCompilerFlags flags;
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parents: 59822
diff changeset
851 PyArena *arena = PyArena_New();
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parents: 59822
diff changeset
852 if (arena == NULL)
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diff changeset
853 return NULL;
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diff changeset
854
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parents: 59822
diff changeset
855 flags.cf_flags = 0;
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diff changeset
856
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parents: 59822
diff changeset
857 mod = PyParser_ASTFromFile(fp, pathname, Py_file_input, 0, 0, &flags,
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diff changeset
858 NULL, arena);
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diff changeset
859 if (mod) {
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diff changeset
860 co = PyAST_Compile(mod, pathname, NULL, arena);
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parents: 59822
diff changeset
861 }
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parents: 59822
diff changeset
862 PyArena_Free(arena);
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parents: 59822
diff changeset
863 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
864 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
865
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
866
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
867 /* 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
868
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
869 static FILE *
45470
3915d5f650fa Issue #2051 and patch from Alexander Belopolsky:
Christian Heimes <christian@cheimes.de>
parents: 45059
diff changeset
870 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
871 {
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
872 #if defined(O_EXCL)&&defined(O_CREAT)&&defined(O_WRONLY)&&defined(O_TRUNC)
61465
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parents: 59822
diff changeset
873 /* Use O_EXCL to avoid a race condition when another process tries to
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parents: 59822
diff changeset
874 write the same file. When that happens, our open() call fails,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
875 which is just fine (since it's only a cache).
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parents: 59822
diff changeset
876 XXX If the file exists and is writable but the directory is not
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parents: 59822
diff changeset
877 writable, the file will never be written. Oh well.
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diff changeset
878 */
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diff changeset
879 int fd;
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diff changeset
880 (void) unlink(filename);
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parents: 59822
diff changeset
881 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
882 #ifdef O_BINARY
61465
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diff changeset
883 |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
884 #endif
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
885 #ifdef __VMS
61465
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parents: 59822
diff changeset
886 , mode, "ctxt=bin", "shr=nil"
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
887 #else
61465
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parents: 59822
diff changeset
888 , mode
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
889 #endif
61465
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parents: 59822
diff changeset
890 );
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parents: 59822
diff changeset
891 if (fd < 0)
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diff changeset
892 return NULL;
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parents: 59822
diff changeset
893 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
894 #else
61465
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diff changeset
895 /* Best we can do -- on Windows this can't happen anyway */
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diff changeset
896 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
897 #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
898 }
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
899
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
900
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
901 /* 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
902 modification of its source into the header.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
903 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
904 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
905
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
906 static void
45470
3915d5f650fa Issue #2051 and patch from Alexander Belopolsky:
Christian Heimes <christian@cheimes.de>
parents: 45059
diff changeset
907 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
908 {
61465
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diff changeset
909 FILE *fp;
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parents: 59822
diff changeset
910 time_t mtime = srcstat->st_mtime;
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R. David Murray <rdmurray@bitdance.com>
parents: 50786
diff changeset
911 #ifdef MS_WINDOWS /* since Windows uses different permissions */
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
912 mode_t mode = srcstat->st_mode & ~S_IEXEC;
79827
321414874b26 Issue #6074: Restore the long-broken support for running with read-only source files on Windows
Nick Coghlan <ncoghlan@gmail.com>
parents: 78603
diff changeset
913 /* Issue #6074: We ensure user write access, so we can delete it later
321414874b26 Issue #6074: Restore the long-broken support for running with read-only source files on Windows
Nick Coghlan <ncoghlan@gmail.com>
parents: 78603
diff changeset
914 * when the source file changes. (On POSIX, this only requires write
321414874b26 Issue #6074: Restore the long-broken support for running with read-only source files on Windows
Nick Coghlan <ncoghlan@gmail.com>
parents: 78603
diff changeset
915 * access to the directory, on Windows, we need write access to the file
321414874b26 Issue #6074: Restore the long-broken support for running with read-only source files on Windows
Nick Coghlan <ncoghlan@gmail.com>
parents: 78603
diff changeset
916 * as well)
321414874b26 Issue #6074: Restore the long-broken support for running with read-only source files on Windows
Nick Coghlan <ncoghlan@gmail.com>
parents: 78603
diff changeset
917 */
321414874b26 Issue #6074: Restore the long-broken support for running with read-only source files on Windows
Nick Coghlan <ncoghlan@gmail.com>
parents: 78603
diff changeset
918 mode |= _S_IWRITE;
55330
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R. David Murray <rdmurray@bitdance.com>
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diff changeset
919 #else
61465
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diff changeset
920 mode_t mode = srcstat->st_mode & ~S_IXUSR & ~S_IXGRP & ~S_IXOTH;
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diff changeset
921 #endif
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diff changeset
922
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parents: 59822
diff changeset
923 fp = open_exclusive(cpathname, mode);
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parents: 59822
diff changeset
924 if (fp == NULL) {
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diff changeset
925 if (Py_VerboseFlag)
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parents: 59822
diff changeset
926 PySys_WriteStderr(
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parents: 59822
diff changeset
927 "# can't create %s\n", cpathname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
928 return;
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parents: 59822
diff changeset
929 }
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parents: 59822
diff changeset
930 PyMarshal_WriteLongToFile(pyc_magic, fp, Py_MARSHAL_VERSION);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
931 /* First write a 0 for mtime */
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parents: 59822
diff changeset
932 PyMarshal_WriteLongToFile(0L, fp, Py_MARSHAL_VERSION);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
933 PyMarshal_WriteObjectToFile((PyObject *)co, fp, Py_MARSHAL_VERSION);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
934 if (fflush(fp) != 0 || ferror(fp)) {
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parents: 59822
diff changeset
935 if (Py_VerboseFlag)
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diff changeset
936 PySys_WriteStderr("# can't write %s\n", cpathname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
937 /* Don't keep partial file */
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parents: 59822
diff changeset
938 fclose(fp);
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parents: 59822
diff changeset
939 (void) unlink(cpathname);
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parents: 59822
diff changeset
940 return;
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parents: 59822
diff changeset
941 }
74610
e8a525de2bac Remove debug output, fix assert (hopefully) and exercise signedness issues a bit more.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74609
diff changeset
942 /* Now write the true mtime (as a 32-bit field) */
61465
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parents: 59822
diff changeset
943 fseek(fp, 4L, 0);
74610
e8a525de2bac Remove debug output, fix assert (hopefully) and exercise signedness issues a bit more.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74609
diff changeset
944 assert(mtime <= 0xFFFFFFFF);
61465
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diff changeset
945 PyMarshal_WriteLongToFile((long)mtime, fp, Py_MARSHAL_VERSION);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
946 fflush(fp);
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parents: 59822
diff changeset
947 fclose(fp);
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parents: 59822
diff changeset
948 if (Py_VerboseFlag)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
949 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
950 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
951
50618
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diff changeset
952 static void
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diff changeset
953 update_code_filenames(PyCodeObject *co, PyObject *oldname, PyObject *newname)
617199769bd3 Merged revisions 68360 via svnmerge from
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parents: 48920
diff changeset
954 {
61465
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diff changeset
955 PyObject *constants, *tmp;
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parents: 59822
diff changeset
956 Py_ssize_t i, n;
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diff changeset
957
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diff changeset
958 if (!_PyString_Eq(co->co_filename, oldname))
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diff changeset
959 return;
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diff changeset
960
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diff changeset
961 tmp = co->co_filename;
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parents: 59822
diff changeset
962 co->co_filename = newname;
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diff changeset
963 Py_INCREF(co->co_filename);
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diff changeset
964 Py_DECREF(tmp);
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diff changeset
965
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diff changeset
966 constants = co->co_consts;
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parents: 59822
diff changeset
967 n = PyTuple_GET_SIZE(constants);
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parents: 59822
diff changeset
968 for (i = 0; i < n; i++) {
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parents: 59822
diff changeset
969 tmp = PyTuple_GET_ITEM(constants, i);
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diff changeset
970 if (PyCode_Check(tmp))
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parents: 59822
diff changeset
971 update_code_filenames((PyCodeObject *)tmp,
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parents: 59822
diff changeset
972 oldname, newname);
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parents: 59822
diff changeset
973 }
50618
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diff changeset
974 }
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parents: 48920
diff changeset
975
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parents: 48920
diff changeset
976 static int
617199769bd3 Merged revisions 68360 via svnmerge from
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parents: 48920
diff changeset
977 update_compiled_module(PyCodeObject *co, char *pathname)
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diff changeset
978 {
61465
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diff changeset
979 PyObject *oldname, *newname;
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diff changeset
980
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diff changeset
981 if (strcmp(PyString_AsString(co->co_filename), pathname) == 0)
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parents: 59822
diff changeset
982 return 0;
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parents: 59822
diff changeset
983
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parents: 59822
diff changeset
984 newname = PyString_FromString(pathname);
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parents: 59822
diff changeset
985 if (newname == NULL)
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parents: 59822
diff changeset
986 return -1;
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diff changeset
987
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diff changeset
988 oldname = co->co_filename;
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diff changeset
989 Py_INCREF(oldname);
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diff changeset
990 update_code_filenames(co, oldname, newname);
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diff changeset
991 Py_DECREF(oldname);
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diff changeset
992 Py_DECREF(newname);
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diff changeset
993 return 1;
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diff changeset
994 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
995
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
996 /* 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
997 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
998 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
999
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1000 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1001 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
1002 {
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diff changeset
1003 struct stat st;
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diff changeset
1004 FILE *fpc;
75825
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parents: 75494
diff changeset
1005 char *buf;
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diff changeset
1006 char *cpathname;
76846
a775fc27f469 Issue #14761: Fix potential leak on an error case in the import machinery.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76412
diff changeset
1007 PyCodeObject *co = NULL;
61465
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diff changeset
1008 PyObject *m;
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diff changeset
1009
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diff changeset
1010 if (fstat(fileno(fp), &st) != 0) {
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diff changeset
1011 PyErr_Format(PyExc_RuntimeError,
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diff changeset
1012 "unable to get file status from '%s'",
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diff changeset
1013 pathname);
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diff changeset
1014 return NULL;
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diff changeset
1015 }
74605
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
Antoine Pitrou <solipsis@pitrou.net>
parents: 74598
diff changeset
1016 if (sizeof st.st_mtime > 4) {
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
Antoine Pitrou <solipsis@pitrou.net>
parents: 74598
diff changeset
1017 /* Python's .pyc timestamp handling presumes that the timestamp fits
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
Antoine Pitrou <solipsis@pitrou.net>
parents: 74598
diff changeset
1018 in 4 bytes. Since the code only does an equality comparison,
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
Antoine Pitrou <solipsis@pitrou.net>
parents: 74598
diff changeset
1019 ordering is not important and we can safely ignore the higher bits
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
Antoine Pitrou <solipsis@pitrou.net>
parents: 74598
diff changeset
1020 (collisions are extremely unlikely).
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
Antoine Pitrou <solipsis@pitrou.net>
parents: 74598
diff changeset
1021 */
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
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parents: 74598
diff changeset
1022 st.st_mtime &= 0xFFFFFFFF;
0bec943f6778 Make guard more dynamic (apparently the size of a filesystem timestamp may vary under Windows).
Antoine Pitrou <solipsis@pitrou.net>
parents: 74598
diff changeset
1023 }
75825
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Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1024 buf = PyMem_MALLOC(MAXPATHLEN+1);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1025 if (buf == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1026 return PyErr_NoMemory();
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1027 }
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diff changeset
1028 cpathname = make_compiled_pathname(pathname, buf,
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diff changeset
1029 (size_t)MAXPATHLEN + 1);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1030 if (cpathname != NULL &&
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1031 (fpc = check_compiled_module(pathname, st.st_mtime, cpathname))) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1032 co = read_compiled_module(cpathname, fpc);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1033 fclose(fpc);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1034 if (co == NULL)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1035 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1036 if (update_compiled_module(co, pathname) < 0)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1037 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1038 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1039 PySys_WriteStderr("import %s # precompiled from %s\n",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1040 name, cpathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1041 pathname = cpathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1042 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1043 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1044 co = parse_source_module(pathname, fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1045 if (co == NULL)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1046 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1047 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1048 PySys_WriteStderr("import %s # from %s\n",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1049 name, pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1050 if (cpathname) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1051 PyObject *ro = PySys_GetObject("dont_write_bytecode");
78603
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
1052 int b = (ro == NULL) ? 0 : PyObject_IsTrue(ro);
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
1053 if (b < 0)
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
1054 goto error_exit;
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
1055 if (!b)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1056 write_compiled_module(co, cpathname, &st);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1057 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1058 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1059 m = PyImport_ExecCodeModuleEx(name, (PyObject *)co, pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1060 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1061
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1062 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1063 return m;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1064
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1065 error_exit:
76846
a775fc27f469 Issue #14761: Fix potential leak on an error case in the import machinery.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76412
diff changeset
1066 Py_XDECREF(co);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1067 PyMem_FREE(buf);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1068 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
1069 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1070
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1071
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1072 /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1073 static PyObject *load_module(char *, FILE *, char *, int, PyObject *);
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1074 static struct filedescr *find_module(char *, char *, PyObject *,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1075 char *, size_t, FILE **, PyObject **);
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
1076 static struct _frozen *find_frozen(char *name);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1077
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1078 /* 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
1079 REFERENCE COUNT */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1080
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1081 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1082 load_package(char *name, char *pathname)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1083 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1084 PyObject *m, *d;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1085 PyObject *file = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1086 PyObject *path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1087 int err;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1088 char *buf = NULL;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1089 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1090 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1091
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1092 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1093 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1094 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1095 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1096 PySys_WriteStderr("import %s # directory %s\n",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1097 name, pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1098 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1099 file = PyString_FromString(pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1100 if (file == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1101 goto error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1102 path = Py_BuildValue("[O]", file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1103 if (path == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1104 goto error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1105 err = PyDict_SetItemString(d, "__file__", file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1106 if (err == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1107 err = PyDict_SetItemString(d, "__path__", path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1108 if (err != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1109 goto error;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1110 buf = PyMem_MALLOC(MAXPATHLEN+1);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1111 if (buf == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1112 PyErr_NoMemory();
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1113 goto error;
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1114 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1115 buf[0] = '\0';
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1116 fdp = find_module(name, "__init__", path, buf, MAXPATHLEN+1, &fp, NULL);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1117 if (fdp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1118 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1119 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1120 Py_INCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1121 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1122 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1123 m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1124 goto cleanup;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1125 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1126 m = load_module(name, fp, buf, fdp->type, NULL);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1127 if (fp != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1128 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1129 goto cleanup;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1130
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1131 error:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1132 m = NULL;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1133 cleanup:
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1134 if (buf)
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1135 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1136 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1137 Py_XDECREF(file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1138 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1139 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1140
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1141
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1142 /* Helper to test for built-in module */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1143
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1144 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1145 is_builtin(char *name)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1146 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1147 int i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1148 for (i = 0; PyImport_Inittab[i].name != NULL; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1149 if (strcmp(name, PyImport_Inittab[i].name) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1150 if (PyImport_Inittab[i].initfunc == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1151 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1152 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1153 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1154 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1155 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1156 return 0;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1157 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1158
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1159
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1160 /* 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
1161 possibly by fetching it from the path_importer_cache dict. If it
39901
f90ba306c287 Very minor grammatical fix in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 39827
diff changeset
1162 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
1163 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
1164 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
1165 import mechanism. Cache the result in path_importer_cache.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1166 Returns a borrowed reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1167
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1168 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1169 get_path_importer(PyObject *path_importer_cache, PyObject *path_hooks,
61465
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diff changeset
1170 PyObject *p)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1171 {
61465
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diff changeset
1172 PyObject *importer;
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parents: 59822
diff changeset
1173 Py_ssize_t j, nhooks;
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parents: 59822
diff changeset
1174
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parents: 59822
diff changeset
1175 /* These conditions are the caller's responsibility: */
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parents: 59822
diff changeset
1176 assert(PyList_Check(path_hooks));
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parents: 59822
diff changeset
1177 assert(PyDict_Check(path_importer_cache));
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diff changeset
1178
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diff changeset
1179 nhooks = PyList_Size(path_hooks);
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parents: 59822
diff changeset
1180 if (nhooks < 0)
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diff changeset
1181 return NULL; /* Shouldn't happen */
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diff changeset
1182
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diff changeset
1183 importer = PyDict_GetItem(path_importer_cache, p);
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parents: 59822
diff changeset
1184 if (importer != NULL)
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diff changeset
1185 return importer;
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diff changeset
1186
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diff changeset
1187 /* set path_importer_cache[p] to None to avoid recursion */
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diff changeset
1188 if (PyDict_SetItem(path_importer_cache, p, Py_None) != 0)
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diff changeset
1189 return NULL;
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diff changeset
1190
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1191 for (j = 0; j < nhooks; j++) {
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diff changeset
1192 PyObject *hook = PyList_GetItem(path_hooks, j);
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parents: 59822
diff changeset
1193 if (hook == NULL)
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diff changeset
1194 return NULL;
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diff changeset
1195 importer = PyObject_CallFunctionObjArgs(hook, p, NULL);
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parents: 59822
diff changeset
1196 if (importer != NULL)
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diff changeset
1197 break;
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diff changeset
1198
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diff changeset
1199 if (!PyErr_ExceptionMatches(PyExc_ImportError)) {
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1200 return NULL;
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diff changeset
1201 }
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diff changeset
1202 PyErr_Clear();
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diff changeset
1203 }
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diff changeset
1204 if (importer == NULL) {
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parents: 59822
diff changeset
1205 importer = PyObject_CallFunctionObjArgs(
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1206 (PyObject *)&PyNullImporter_Type, p, NULL
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parents: 59822
diff changeset
1207 );
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diff changeset
1208 if (importer == NULL) {
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parents: 59822
diff changeset
1209 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
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parents: 59822
diff changeset
1210 PyErr_Clear();
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diff changeset
1211 return Py_None;
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parents: 59822
diff changeset
1212 }
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diff changeset
1213 }
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diff changeset
1214 }
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diff changeset
1215 if (importer != NULL) {
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parents: 59822
diff changeset
1216 int err = PyDict_SetItem(path_importer_cache, p, importer);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1217 Py_DECREF(importer);
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parents: 59822
diff changeset
1218 if (err != 0)
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diff changeset
1219 return NULL;
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diff changeset
1220 }
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diff changeset
1221 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1222 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1223
43895
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
1224 PyAPI_FUNC(PyObject *)
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
1225 PyImport_GetImporter(PyObject *path) {
61465
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parents: 59822
diff changeset
1226 PyObject *importer=NULL, *path_importer_cache=NULL, *path_hooks=NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1227
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parents: 59822
diff changeset
1228 if ((path_importer_cache = PySys_GetObject("path_importer_cache"))) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1229 if ((path_hooks = PySys_GetObject("path_hooks"))) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1230 importer = get_path_importer(path_importer_cache,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1231 path_hooks, path);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1232 }
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parents: 59822
diff changeset
1233 }
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parents: 59822
diff changeset
1234 Py_XINCREF(importer); /* get_path_importer returns a borrowed reference */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1235 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1236 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1237
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1238 /* 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
1239 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
1240 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
1241
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1242 #ifdef MS_COREDLL
13663
29da35543833 ANSIfy as many declarations as possible.
Thomas Wouters <thomas@python.org>
parents: 13658
diff changeset
1243 extern FILE *PyWin_FindRegisteredModule(const char *, struct filedescr **,
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1244 char *, Py_ssize_t);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1245 #endif
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1246
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1247 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
1248 static int find_init_module(char *); /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1249 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
1250
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1251 static struct filedescr *
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1252 find_module(char *fullname, char *subname, PyObject *path, char *buf,
61465
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parents: 59822
diff changeset
1253 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
1254 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1255 Py_ssize_t i, npath;
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parents: 59822
diff changeset
1256 size_t len, namelen;
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parents: 59822
diff changeset
1257 struct filedescr *fdp = NULL;
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parents: 59822
diff changeset
1258 char *filemode;
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diff changeset
1259 FILE *fp = NULL;
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diff changeset
1260 PyObject *path_hooks, *path_importer_cache;
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diff changeset
1261 static struct filedescr fd_frozen = {"", "", PY_FROZEN};
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parents: 59822
diff changeset
1262 static struct filedescr fd_builtin = {"", "", C_BUILTIN};
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parents: 59822
diff changeset
1263 static struct filedescr fd_package = {"", "", PKG_DIRECTORY};
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1264 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
1265 #if defined(PYOS_OS2)
61465
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diff changeset
1266 size_t saved_len;
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diff changeset
1267 size_t saved_namelen;
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diff changeset
1268 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
1269 #endif
61465
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diff changeset
1270 if (p_loader != NULL)
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diff changeset
1271 *p_loader = NULL;
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diff changeset
1272
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diff changeset
1273 if (strlen(subname) > MAXPATHLEN) {
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diff changeset
1274 PyErr_SetString(PyExc_OverflowError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1275 "module name is too long");
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diff changeset
1276 return NULL;
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diff changeset
1277 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1278 name = PyMem_MALLOC(MAXPATHLEN+1);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1279 if (name == NULL) {
76412
b82a471d2c5e Fix compiler warning related to issue #14331. harmless.
Gregory P. Smith <greg@krypto.org>
parents: 75825
diff changeset
1280 PyErr_NoMemory();
b82a471d2c5e Fix compiler warning related to issue #14331. harmless.
Gregory P. Smith <greg@krypto.org>
parents: 75825
diff changeset
1281 return NULL;
75825
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Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1282 }
61465
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diff changeset
1283 strcpy(name, subname);
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diff changeset
1284
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diff changeset
1285 /* sys.meta_path import hook */
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diff changeset
1286 if (p_loader != NULL) {
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diff changeset
1287 PyObject *meta_path;
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diff changeset
1288
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parents: 59822
diff changeset
1289 meta_path = PySys_GetObject("meta_path");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1290 if (meta_path == NULL || !PyList_Check(meta_path)) {
72387
c9bb16b7d148 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72171
diff changeset
1291 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1292 "sys.meta_path must be a list of "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1293 "import hooks");
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1294 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1295 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1296 Py_INCREF(meta_path); /* zap guard */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1297 npath = PyList_Size(meta_path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1298 for (i = 0; i < npath; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1299 PyObject *loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1300 PyObject *hook = PyList_GetItem(meta_path, i);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1301 loader = PyObject_CallMethod(hook, "find_module",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1302 "sO", fullname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1303 path != NULL ?
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1304 path : Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1305 if (loader == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1306 Py_DECREF(meta_path);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1307 goto error_exit; /* true error */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1308 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1309 if (loader != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1310 /* a loader was found */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1311 *p_loader = loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1312 Py_DECREF(meta_path);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1313 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1314 return &importhookdescr;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1315 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1316 Py_DECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1317 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1318 Py_DECREF(meta_path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1319 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1320
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1321 if (path != NULL && PyString_Check(path)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1322 /* The only type of submodule allowed inside a "frozen"
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1323 package are other frozen modules or packages. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1324 if (PyString_Size(path) + 1 + strlen(name) >= (size_t)buflen) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1325 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1326 "full frozen module name too long");
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1327 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1328 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1329 strcpy(buf, PyString_AsString(path));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1330 strcat(buf, ".");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1331 strcat(buf, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1332 strcpy(name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1333 if (find_frozen(name) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1334 strcpy(buf, name);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1335 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1336 return &fd_frozen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1337 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1338 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1339 "No frozen submodule named %.200s", name);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1340 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1341 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1342 if (path == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1343 if (is_builtin(name)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1344 strcpy(buf, name);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1345 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1346 return &fd_builtin;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1347 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1348 if ((find_frozen(name)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1349 strcpy(buf, name);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1350 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1351 return &fd_frozen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1352 }
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1353
4111
90216e907345 PYTHONWIN -> MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3964
diff changeset
1354 #ifdef MS_COREDLL
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1355 fp = PyWin_FindRegisteredModule(name, &fdp, buf, buflen);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1356 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1357 *p_fp = fp;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1358 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1359 return fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1360 }
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1361 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1362 path = PySys_GetObject("path");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1363 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1364 if (path == NULL || !PyList_Check(path)) {
72387
c9bb16b7d148 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72171
diff changeset
1365 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1366 "sys.path must be a list of directory names");
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1367 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1368 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1369
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1370 path_hooks = PySys_GetObject("path_hooks");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1371 if (path_hooks == NULL || !PyList_Check(path_hooks)) {
72387
c9bb16b7d148 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72171
diff changeset
1372 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1373 "sys.path_hooks must be a list of "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1374 "import hooks");
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1375 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1376 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1377 path_importer_cache = PySys_GetObject("path_importer_cache");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1378 if (path_importer_cache == NULL ||
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1379 !PyDict_Check(path_importer_cache)) {
72387
c9bb16b7d148 Fix the import machinery if there is an error on sys.path or sys.meta_path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 72171
diff changeset
1380 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1381 "sys.path_importer_cache must be a dict");
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1382 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1383 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1384
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1385 npath = PyList_Size(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1386 namelen = strlen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1387 for (i = 0; i < npath; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1388 PyObject *copy = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1389 PyObject *v = PyList_GetItem(path, i);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1390 if (!v)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1391 goto error_exit;
23879
08475c87d24f Apply diff2.txt from SF patch http://www.python.org/sf/566999
Walter Dörwald <walter@livinglogic.de>
parents: 23851
diff changeset
1392 #ifdef Py_USING_UNICODE
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1393 if (PyUnicode_Check(v)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1394 copy = PyUnicode_Encode(PyUnicode_AS_UNICODE(v),
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1395 PyUnicode_GET_SIZE(v), Py_FileSystemDefaultEncoding, NULL);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1396 if (copy == NULL)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1397 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1398 v = copy;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1399 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1400 else
23879
08475c87d24f Apply diff2.txt from SF patch http://www.python.org/sf/566999
Walter Dörwald <walter@livinglogic.de>
parents: 23851
diff changeset
1401 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1402 if (!PyString_Check(v))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1403 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1404 len = PyString_GET_SIZE(v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1405 if (len + 2 + namelen + MAXSUFFIXSIZE >= buflen) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1406 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1407 continue; /* Too long */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1408 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1409 strcpy(buf, PyString_AS_STRING(v));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1410 if (strlen(buf) != len) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1411 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1412 continue; /* v contains '\0' */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1413 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1414
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1415 /* sys.path_hooks import hook */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1416 if (p_loader != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1417 PyObject *importer;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1418
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1419 importer = get_path_importer(path_importer_cache,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1420 path_hooks, v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1421 if (importer == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1422 Py_XDECREF(copy);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1423 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1424 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1425 /* Note: importer is a borrowed reference */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1426 if (importer != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1427 PyObject *loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1428 loader = PyObject_CallMethod(importer,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1429 "find_module",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1430 "s", fullname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1431 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1432 if (loader == NULL)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1433 goto error_exit; /* error */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1434 if (loader != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1435 /* a loader was found */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1436 *p_loader = loader;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1437 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1438 return &importhookdescr;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1439 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1440 Py_DECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1441 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1442 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1443 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1444 /* no hook was found, use builtin import */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1445
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1446 if (len > 0 && buf[len-1] != SEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1447 #ifdef ALTSEP
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1448 && buf[len-1] != ALTSEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1449 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1450 )
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1451 buf[len++] = SEP;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1452 strcpy(buf+len, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1453 len += namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1454
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1455 /* Check for package import (buf holds a directory name,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1456 and there's an __init__ module in that directory */
75490
2218a6cf75fc Moved directory detection into an isdir function
Jason R. Coombs <jaraco@jaraco.com>
parents: 74610
diff changeset
1457 if (isdir(buf) && /* it's an existing directory */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1458 case_ok(buf, len, namelen, name)) { /* case matches */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1459 if (find_init_module(buf)) { /* and has __init__.py */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1460 Py_XDECREF(copy);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1461 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1462 return &fd_package;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1463 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1464 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1465 char warnstr[MAXPATHLEN+80];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1466 sprintf(warnstr, "Not importing directory "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1467 "'%.*s': missing __init__.py",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1468 MAXPATHLEN, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1469 if (PyErr_Warn(PyExc_ImportWarning,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1470 warnstr)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1471 Py_XDECREF(copy);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1472 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1473 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1474 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1475 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1476 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1477 /* take a snapshot of the module spec for restoration
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1478 * after the 8 character DLL hackery
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1479 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1480 saved_buf = strdup(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1481 saved_len = len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1482 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
1483 #endif /* PYOS_OS2 */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1484 for (fdp = _PyImport_Filetab; fdp->suffix != NULL; fdp++) {
42736
ddefbdbdbcb5 Backport fix of #1752175.
Georg Brandl <georg@python.org>
parents: 41573
diff changeset
1485 #if defined(PYOS_OS2) && defined(HAVE_DYNAMIC_LOADING)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1486 /* OS/2 limits DLLs to 8 character names (w/o
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1487 extension)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1488 * so if the name is longer than that and its a
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1489 * dynamically loaded module we're going to try,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1490 * truncate the name before trying
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1491 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1492 if (strlen(subname) > 8) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1493 /* is this an attempt to load a C extension? */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1494 const struct filedescr *scan;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1495 scan = _PyImport_DynLoadFiletab;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1496 while (scan->suffix != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1497 if (!strcmp(scan->suffix, fdp->suffix))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1498 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1499 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1500 scan++;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1501 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1502 if (scan->suffix != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1503 /* yes, so truncate the name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1504 namelen = 8;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1505 len -= strlen(subname) - namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1506 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1507 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1508 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1509 #endif /* PYOS_OS2 */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1510 strcpy(buf+len, fdp->suffix);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1511 if (Py_VerboseFlag > 1)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1512 PySys_WriteStderr("# trying %s\n", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1513 filemode = fdp->mode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1514 if (filemode[0] == 'U')
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1515 filemode = "r" PY_STDIOTEXTMODE;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1516 fp = fopen(buf, filemode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1517 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1518 if (case_ok(buf, len, namelen, name))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1519 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1520 else { /* continue search */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1521 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1522 fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1523 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1524 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1525 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1526 /* restore the saved snapshot */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1527 strcpy(buf, saved_buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1528 len = saved_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1529 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
1530 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1531 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1532 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1533 /* don't need/want the module name snapshot anymore */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1534 if (saved_buf)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1535 {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1536 free(saved_buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1537 saved_buf = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1538 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1539 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1540 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1541 if (fp != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1542 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1543 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1544 if (fp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1545 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1546 "No module named %.200s", name);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1547 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1548 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1549 *p_fp = fp;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1550 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1551 return fdp;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1552
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1553 error_exit:
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1554 PyMem_FREE(name);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1555 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
1556 }
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1557
33680
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1558 /* Helpers for main.c
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1559 * Find the source file corresponding to a named module
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1560 */
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1561 struct filedescr *
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1562 _PyImport_FindModule(const char *name, PyObject *path, char *buf,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1563 size_t buflen, FILE **p_fp, PyObject **p_loader)
33680
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1564 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1565 return find_module((char *) name, (char *) name, path,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1566 buf, buflen, p_fp, p_loader);
33680
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1567 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1568
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1569 PyAPI_FUNC(int) _PyImport_IsScript(struct filedescr * fd)
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1570 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1571 return fd->type == PY_SOURCE || fd->type == PY_COMPILED;
33680
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1572 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1573
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1574 /* 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
1575 * 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
1576 * /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
1577 * ^ ^ ^ ^
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1578 * |--------------------- buf ---------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1579 * |------------------- len ------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1580 * |------ name -------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1581 * |----- namelen -----|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1582 * 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
1583 * 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
1584 *
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1585 * 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
1586 * 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
1587 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1588 * 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
1589 * 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
1590 * 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
1591 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1592 * 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
1593 * 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
1594 * 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
1595 * 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
1596 */
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1597
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1598 /* 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
1599 * 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
1600 */
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1601 #if defined(MS_WINDOWS)
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1602 #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
1603
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1604 #elif defined(DJGPP)
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1605 #include <dir.h>
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1606
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1607 #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
1608 #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
1609 #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
1610
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1611 #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
1612 #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
1613 #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
1614 #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
1615 #include <os2.h>
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1616
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1617 #elif defined(RISCOS)
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1618 #include "oslib/osfscontrol.h"
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1619 #endif
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1620
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1621 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1622 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
1623 {
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1624 /* 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
1625 * match the sequence just above.
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1626 */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1627
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1628 /* MS_WINDOWS */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1629 #if defined(MS_WINDOWS)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1630 WIN32_FIND_DATA data;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1631 HANDLE h;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1632
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1633 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1634 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1635
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1636 h = FindFirstFile(buf, &data);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1637 if (h == INVALID_HANDLE_VALUE) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1638 PyErr_Format(PyExc_NameError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1639 "Can't find file for module %.100s\n(filename %.300s)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1640 name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1641 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1642 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1643 FindClose(h);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1644 return strncmp(data.cFileName, name, namelen) == 0;
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1645
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1646 /* DJGPP */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1647 #elif defined(DJGPP)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1648 struct ffblk ffblk;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1649 int done;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1650
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1651 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1652 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1653
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1654 done = findfirst(buf, &ffblk, FA_ARCH|FA_RDONLY|FA_HIDDEN|FA_DIREC);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1655 if (done) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1656 PyErr_Format(PyExc_NameError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1657 "Can't find file for module %.100s\n(filename %.300s)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1658 name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1659 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1660 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1661 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
1662
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1663 /* new-fangled macintosh (macosx) or Cygwin */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1664 #elif (defined(__MACH__) && defined(__APPLE__) || defined(__CYGWIN__)) && defined(HAVE_DIRENT_H)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1665 DIR *dirp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1666 struct dirent *dp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1667 char dirname[MAXPATHLEN + 1];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1668 const int dirlen = len - namelen - 1; /* don't want trailing SEP */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1669
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1670 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1671 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1672
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1673 /* Copy the dir component into dirname; substitute "." if empty */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1674 if (dirlen <= 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1675 dirname[0] = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1676 dirname[1] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1677 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1678 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1679 assert(dirlen <= MAXPATHLEN);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1680 memcpy(dirname, buf, dirlen);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1681 dirname[dirlen] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1682 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1683 /* Open the directory and search the entries for an exact match. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1684 dirp = opendir(dirname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1685 if (dirp) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1686 char *nameWithExt = buf + len - namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1687 while ((dp = readdir(dirp)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1688 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
1689 #ifdef _DIRENT_HAVE_D_NAMELEN
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1690 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
1691 #else
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1692 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
1693 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1694 if (thislen >= namelen &&
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1695 strcmp(dp->d_name, nameWithExt) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1696 (void)closedir(dirp);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1697 return 1; /* Found */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1698 }
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parents: 59822
diff changeset
1699 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1700 (void)closedir(dirp);
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parents: 59822
diff changeset
1701 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1702 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
1703
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1704 /* RISC OS */
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1705 #elif defined(RISCOS)
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1706 char canon[MAXPATHLEN+1]; /* buffer for the canonical form of the path */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1707 char buf2[MAXPATHLEN+2];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1708 char *nameWithExt = buf+len-namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1709 int canonlen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1710 os_error *e;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1711
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1712 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1713 return 1;
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parents: 59822
diff changeset
1714
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1715 /* workaround:
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parents: 59822
diff changeset
1716 append wildcard, otherwise case of filename wouldn't be touched */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1717 strcpy(buf2, buf);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1718 strcat(buf2, "*");
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parents: 59822
diff changeset
1719
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parents: 59822
diff changeset
1720 e = xosfscontrol_canonicalise_path(buf2,canon,0,0,MAXPATHLEN+1,&canonlen);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1721 canonlen = MAXPATHLEN+1-canonlen;
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parents: 59822
diff changeset
1722 if (e || canonlen<=0 || canonlen>(MAXPATHLEN+1) )
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parents: 59822
diff changeset
1723 return 0;
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parents: 59822
diff changeset
1724 if (strcmp(nameWithExt, canon+canonlen-strlen(nameWithExt))==0)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1725 return 1; /* match */
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parents: 59822
diff changeset
1726
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1727 return 0;
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1728
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1729 /* OS/2 */
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1730 #elif defined(PYOS_OS2)
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1731 HDIR hdir = 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1732 ULONG srchcnt = 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1733 FILEFINDBUF3 ffbuf;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1734 APIRET rc;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1735
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parents: 59822
diff changeset
1736 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1737 return 1;
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parents: 59822
diff changeset
1738
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1739 rc = DosFindFirst(buf,
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parents: 59822
diff changeset
1740 &hdir,
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parents: 59822
diff changeset
1741 FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1742 &ffbuf, sizeof(ffbuf),
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1743 &srchcnt,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1744 FIL_STANDARD);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1745 if (rc != NO_ERROR)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1746 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1747 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
1748
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1749 /* 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
1750 #else
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1751 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
1752
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1753 #endif
7305
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
1754 }
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
1755
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1756
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1757 #ifdef HAVE_STAT
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1758 /* 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
1759 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1760 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
1761 {
61465
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parents: 59822
diff changeset
1762 const size_t save_len = strlen(buf);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1763 size_t i = save_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1764 char *pname; /* pointer to start of __init__ */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1765 struct stat statbuf;
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parents: 59822
diff changeset
1766
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parents: 59822
diff changeset
1767 /* For calling case_ok(buf, len, namelen, name):
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1768 * /a/b/c/d/e/f/g/h/i/j/k/some_long_module_name.py\0
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1769 * ^ ^ ^ ^
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parents: 59822
diff changeset
1770 * |--------------------- buf ---------------------|
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parents: 59822
diff changeset
1771 * |------------------- len ------------------|
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parents: 59822
diff changeset
1772 * |------ name -------|
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1773 * |----- namelen -----|
18388
06332b3c4335 SF bug #438295: [Windows] __init__.py cause strange behavior
Tim Peters <tim.peters@gmail.com>
parents: 17642
diff changeset
1774 */
61465
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parents: 59822
diff changeset
1775 if (save_len + 13 >= MAXPATHLEN)
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parents: 59822
diff changeset
1776 return 0;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1777 buf[i++] = SEP;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1778 pname = buf + i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1779 strcpy(pname, "__init__.py");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1780 if (stat(buf, &statbuf) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1781 if (case_ok(buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1782 save_len + 9, /* len("/__init__") */
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parents: 59822
diff changeset
1783 8, /* len("__init__") */
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parents: 59822
diff changeset
1784 pname)) {
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parents: 59822
diff changeset
1785 buf[save_len] = '\0';
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parents: 59822
diff changeset
1786 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1787 }
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parents: 59822
diff changeset
1788 }
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parents: 59822
diff changeset
1789 i += strlen(pname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1790 strcpy(buf+i, Py_OptimizeFlag ? "o" : "c");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1791 if (stat(buf, &statbuf) == 0) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1792 if (case_ok(buf,
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parents: 59822
diff changeset
1793 save_len + 9, /* len("/__init__") */
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parents: 59822
diff changeset
1794 8, /* len("__init__") */
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parents: 59822
diff changeset
1795 pname)) {
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parents: 59822
diff changeset
1796 buf[save_len] = '\0';
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1797 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1798 }
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parents: 59822
diff changeset
1799 }
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parents: 59822
diff changeset
1800 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1801 return 0;
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1802 }
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1803
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1804 #else
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1805
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1806 #ifdef RISCOS
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1807 static int
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1808 find_init_module(buf)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1809 char *buf;
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1810 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1811 int save_len = strlen(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1812 int i = save_len;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1813
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1814 if (save_len + 13 >= MAXPATHLEN)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1815 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1816 buf[i++] = SEP;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1817 strcpy(buf+i, "__init__/py");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1818 if (isfile(buf)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1819 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1820 return 1;
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parents: 59822
diff changeset
1821 }
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parents: 59822
diff changeset
1822
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1823 if (Py_OptimizeFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1824 strcpy(buf+i, "o");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1825 else
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1826 strcpy(buf+i, "c");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1827 if (isfile(buf)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1828 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1829 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1830 }
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parents: 59822
diff changeset
1831 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1832 return 0;
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1833 }
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1834 #endif /*RISCOS*/
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1835
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1836 #endif /* HAVE_STAT */
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1837
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1838
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
1839 static int init_builtin(char *); /* Forward */
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1840
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1841 /* 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
1842 its module object WITH INCREMENTED REFERENCE COUNT */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1843
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1844 static PyObject *
55441
6c7b4b470827 Better name a variable: 'buf' seems to imply a mutable buffer.
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 55141
diff changeset
1845 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
1846 {
61465
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diff changeset
1847 PyObject *modules;
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parents: 59822
diff changeset
1848 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1849 int err;
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diff changeset
1850
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parents: 59822
diff changeset
1851 /* First check that there's an open file (if we need one) */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1852 switch (type) {
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parents: 59822
diff changeset
1853 case PY_SOURCE:
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parents: 59822
diff changeset
1854 case PY_COMPILED:
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parents: 59822
diff changeset
1855 if (fp == NULL) {
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parents: 59822
diff changeset
1856 PyErr_Format(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1857 "file object required for import (type code %d)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1858 type);
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parents: 59822
diff changeset
1859 return NULL;
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diff changeset
1860 }
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diff changeset
1861 }
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diff changeset
1862
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diff changeset
1863 switch (type) {
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diff changeset
1864
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diff changeset
1865 case PY_SOURCE:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1866 m = load_source_module(name, pathname, fp);
61465
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diff changeset
1867 break;
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diff changeset
1868
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diff changeset
1869 case PY_COMPILED:
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fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1870 m = load_compiled_module(name, pathname, fp);
61465
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diff changeset
1871 break;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1872
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1873 #ifdef HAVE_DYNAMIC_LOADING
61465
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diff changeset
1874 case C_EXTENSION:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1875 m = _PyImport_LoadDynamicModule(name, pathname, fp);
61465
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diff changeset
1876 break;
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1877 #endif
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1878
61465
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1879 case PKG_DIRECTORY:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1880 m = load_package(name, pathname);
61465
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diff changeset
1881 break;
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diff changeset
1882
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diff changeset
1883 case C_BUILTIN:
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diff changeset
1884 case PY_FROZEN:
61463
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Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1885 if (pathname != NULL && pathname[0] != '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1886 name = pathname;
61465
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diff changeset
1887 if (type == C_BUILTIN)
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diff changeset
1888 err = init_builtin(name);
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diff changeset
1889 else
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diff changeset
1890 err = PyImport_ImportFrozenModule(name);
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diff changeset
1891 if (err < 0)
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diff changeset
1892 return NULL;
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diff changeset
1893 if (err == 0) {
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diff changeset
1894 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1895 "Purported %s module %.200s not found",
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diff changeset
1896 type == C_BUILTIN ?
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diff changeset
1897 "builtin" : "frozen",
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diff changeset
1898 name);
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diff changeset
1899 return NULL;
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diff changeset
1900 }
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diff changeset
1901 modules = PyImport_GetModuleDict();
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diff changeset
1902 m = PyDict_GetItemString(modules, name);
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diff changeset
1903 if (m == NULL) {
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diff changeset
1904 PyErr_Format(
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diff changeset
1905 PyExc_ImportError,
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parents: 59822
diff changeset
1906 "%s module %.200s not properly initialized",
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diff changeset
1907 type == C_BUILTIN ?
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diff changeset
1908 "builtin" : "frozen",
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diff changeset
1909 name);
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diff changeset
1910 return NULL;
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diff changeset
1911 }
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diff changeset
1912 Py_INCREF(m);
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diff changeset
1913 break;
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diff changeset
1914
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diff changeset
1915 case IMP_HOOK: {
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diff changeset
1916 if (loader == NULL) {
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diff changeset
1917 PyErr_SetString(PyExc_ImportError,
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diff changeset
1918 "import hook without loader");
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diff changeset
1919 return NULL;
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diff changeset
1920 }
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diff changeset
1921 m = PyObject_CallMethod(loader, "load_module", "s", name);
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diff changeset
1922 break;
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diff changeset
1923 }
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diff changeset
1924
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diff changeset
1925 default:
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diff changeset
1926 PyErr_Format(PyExc_ImportError,
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diff changeset
1927 "Don't know how to import %.200s (type code %d)",
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diff changeset
1928 name, type);
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diff changeset
1929 m = NULL;
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diff changeset
1930
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diff changeset
1931 }
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diff changeset
1932
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1933 return m;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1934 }
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
1935
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1936
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1937 /* Initialize a built-in module.
39978
47ab0c27dd1f Fix minor typo in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 39901
diff changeset
1938 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
1939 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
1940
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1941 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1942 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
1943 {
61465
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parents: 59822
diff changeset
1944 struct _inittab *p;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1945
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1946 if (_PyImport_FindExtension(name, name) != NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1947 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1948
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1949 for (p = PyImport_Inittab; p->name != NULL; p++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1950 if (strcmp(name, p->name) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1951 if (p->initfunc == NULL) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1952 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1953 "Cannot re-init internal module %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1954 name);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1955 return -1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1956 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1957 if (Py_VerboseFlag)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1958 PySys_WriteStderr("import %s # builtin\n", name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1959 (*p->initfunc)();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1960 if (PyErr_Occurred())
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1961 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1962 if (_PyImport_FixupExtension(name, name) == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1963 return -1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1964 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1965 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1966 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1967 return 0;
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1968 }
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1969
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1970
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1971 /* 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
1972
3683
ec39264311ff struct frozen is now struct _frozen and comes from import.h.
Guido van Rossum <guido@python.org>
parents: 3590
diff changeset
1973 static struct _frozen *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1974 find_frozen(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1975 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1976 struct _frozen *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1977
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1978 for (p = PyImport_FrozenModules; ; p++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1979 if (p->name == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1980 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1981 if (strcmp(p->name, name) == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1982 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1983 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1984 return p;
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1985 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1986
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1987 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1988 get_frozen_object(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1989 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1990 struct _frozen *p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1991 int size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1992
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1993 if (p == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1994 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1995 "No such frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1996 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1997 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1998 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1999 if (p->code == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2000 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2001 "Excluded frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2002 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2003 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2004 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2005 size = p->size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2006 if (size < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2007 size = -size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2008 return PyMarshal_ReadObjectFromString((char *)p->code, size);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2009 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2010
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2011 /* Initialize a frozen module.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2012 Return 1 for succes, 0 if the module is not found, and -1 with
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2013 an exception set if the initialization failed.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2014 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
2015
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
2016 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2017 PyImport_ImportFrozenModule(char *name)
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2018 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2019 struct _frozen *p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2020 PyObject *co;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2021 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2022 int ispackage;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2023 int size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2024
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2025 if (p == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2026 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2027 if (p->code == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2028 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2029 "Excluded frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2030 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2031 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2032 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2033 size = p->size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2034 ispackage = (size < 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2035 if (ispackage)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2036 size = -size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2037 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2038 PySys_WriteStderr("import %s # frozen%s\n",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2039 name, ispackage ? " package" : "");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2040 co = PyMarshal_ReadObjectFromString((char *)p->code, size);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2041 if (co == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2042 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2043 if (!PyCode_Check(co)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2044 PyErr_Format(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2045 "frozen object %.200s is not a code object",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2046 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2047 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2048 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2049 if (ispackage) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2050 /* Set __path__ to the package name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2051 PyObject *d, *s;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2052 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2053 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2054 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2055 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2056 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2057 s = PyString_InternFromString(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2058 if (s == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2059 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2060 err = PyDict_SetItemString(d, "__path__", s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2061 Py_DECREF(s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2062 if (err != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2063 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2064 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2065 m = PyImport_ExecCodeModuleEx(name, co, "<frozen>");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2066 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2067 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2068 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2069 Py_DECREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2070 return 1;
39099
775f85b98e65 Fix memory leak under some conditions.
Neal Norwitz <nnorwitz@gmail.com>
parents: 39070
diff changeset
2071 err_return:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2072 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2073 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
2074 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2075
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2076
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2077 /* 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
2078 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
2079
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2080 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
2081 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
2082 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2083 PyObject *pname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2084 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2085
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2086 pname = PyString_FromString(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2087 if (pname == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2088 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2089 result = PyImport_Import(pname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2090 Py_DECREF(pname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2091 return result;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2092 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2093
44439
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2094 /* Import a module without blocking
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2095 *
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2096 * At first it tries to fetch the module from sys.modules. If the module was
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2097 * never loaded before it loads it with PyImport_ImportModule() unless another
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2098 * thread holds the import lock. In the latter case the function raises an
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2099 * ImportError instead of blocking.
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2100 *
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2101 * Returns the module object with incremented ref count.
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2102 */
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2103 PyObject *
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2104 PyImport_ImportModuleNoBlock(const char *name)
0cbe94bea2c7 Modified PyImport_Import and PyImport_ImportModule to always use absolute imports by calling __import__ with an explicit level of 0
Christian Heimes <christian@cheimes.de>
parents: 44334
diff changeset
2105 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2106 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2107 PyObject *modules;
72171
85a12278de69 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68256
diff changeset
2108 #ifdef WITH_THREAD
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2109 long me;
72171
85a12278de69 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68256
diff changeset
2110 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2111
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2112 /* Try to get the module from sys.modules[name] */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2113 modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2114 if (modules == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2115 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2116
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2117 result = PyDict_GetItemString(modules, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2118 if (result != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2119 Py_INCREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2120 return result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2121 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2122 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2123 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2124 }
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2125 #ifdef WITH_THREAD
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2126 /* check the import lock
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2127 * me might be -1 but I ignore the error here, the lock function
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2128 * takes care of the problem */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2129 me = PyThread_get_thread_ident();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2130 if (import_lock_thread == -1 || import_lock_thread == me) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2131 /* no thread or me is holding the lock */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2132 return PyImport_ImportModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2133 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2134 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2135 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2136 "Failed to import %.200s because the import lock"
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2137 "is held by another thread.",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2138 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2139 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2140 }
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2141 #else
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2142 return PyImport_ImportModule(name);
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2143 #endif
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2144 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2145
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
2146 /* 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
2147 static PyObject *get_parent(PyObject *globals, char *buf,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2148 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
2149 static PyObject *load_next(PyObject *mod, PyObject *altmod,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2150 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
2151 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
2152 static int ensure_fromlist(PyObject *mod, PyObject *fromlist,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2153 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
2154 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
2155
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
2156 /* 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
2157
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
2158 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2159 import_module_level(char *name, PyObject *globals, PyObject *locals,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2160 PyObject *fromlist, int level)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2161 {
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2162 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2163 Py_ssize_t buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2164 PyObject *parent, *head, *next, *tail;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2165
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2166 if (strchr(name, '/') != NULL
44614
dc9d95b717c5 Fixed #1776. __import__() no longer imports modules by file name
Christian Heimes <christian@cheimes.de>
parents: 44569
diff changeset
2167 #ifdef MS_WINDOWS
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2168 || strchr(name, '\\') != NULL
44614
dc9d95b717c5 Fixed #1776. __import__() no longer imports modules by file name
Christian Heimes <christian@cheimes.de>
parents: 44569
diff changeset
2169 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2170 ) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2171 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2172 "Import by filename is not supported.");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2173 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2174 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2175
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2176 buf = PyMem_MALLOC(MAXPATHLEN+1);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2177 if (buf == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2178 return PyErr_NoMemory();
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2179 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2180 parent = get_parent(globals, buf, &buflen, level);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2181 if (parent == NULL)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2182 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2183
61774
55e2368f72f2 Merged revisions 81380 via svnmerge from
Brett Cannon <bcannon@gmail.com>
parents: 61465
diff changeset
2184 head = load_next(parent, level < 0 ? Py_None : parent, &name, buf,
55e2368f72f2 Merged revisions 81380 via svnmerge from
Brett Cannon <bcannon@gmail.com>
parents: 61465
diff changeset
2185 &buflen);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2186 if (head == NULL)
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2187 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2188
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2189 tail = head;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2190 Py_INCREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2191 while (name) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2192 next = load_next(tail, tail, &name, buf, &buflen);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2193 Py_DECREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2194 if (next == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2195 Py_DECREF(head);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2196 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2197 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2198 tail = next;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2199 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2200 if (tail == Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2201 /* If tail is Py_None, both get_parent and load_next found
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2202 an empty module name: someone called __import__("") or
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2203 doctored faulty bytecode */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2204 Py_DECREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2205 Py_DECREF(head);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2206 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2207 "Empty module name");
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2208 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2209 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2210
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2211 if (fromlist != NULL) {
78603
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
2212 int b = (fromlist == Py_None) ? 0 : PyObject_IsTrue(fromlist);
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
2213 if (b < 0) {
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
2214 Py_DECREF(tail);
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
2215 Py_DECREF(head);
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
2216 goto error_exit;
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
2217 }
ba1c48f8b571 Issue #15604: Update uses of PyObject_IsTrue() to check for and handle errors correctly.
Antoine Pitrou <solipsis@pitrou.net>
parents: 78576
diff changeset
2218 if (!b)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2219 fromlist = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2220 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2221
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2222 if (fromlist == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2223 Py_DECREF(tail);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2224 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2225 return head;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2226 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2227
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2228 Py_DECREF(head);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2229 if (!ensure_fromlist(tail, fromlist, buf, buflen, 0)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2230 Py_DECREF(tail);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2231 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2232 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2233
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2234 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2235 return tail;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2236
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2237 error_exit:
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2238 PyMem_FREE(buf);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2239 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
2240 }
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
2241
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2242 PyObject *
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2243 PyImport_ImportModuleLevel(char *name, PyObject *globals, PyObject *locals,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2244 PyObject *fromlist, int level)
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2245 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2246 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2247 _PyImport_AcquireLock();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2248 result = import_module_level(name, globals, locals, fromlist, level);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2249 if (_PyImport_ReleaseLock() < 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2250 Py_XDECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2251 PyErr_SetString(PyExc_RuntimeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2252 "not holding the import lock");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2253 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2254 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2255 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
2256 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
2257
32156
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2258 /* 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
2259 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
2260 sys.modules entry for foo.bar. If globals is from a package's __init__.py,
38471
9268c30782c0 Correct None refcount issue in Mac modules. (Are they
Georg Brandl <georg@python.org>
parents: 38465
diff changeset
2261 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
2262
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2263 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
2264 the name in *p_buflen.
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2265
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2266 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
2267 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
2268 */
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
2269 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2270 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
2271 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2272 static PyObject *namestr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2273 static PyObject *pathstr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2274 static PyObject *pkgstr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2275 PyObject *pkgname, *modname, *modpath, *modules, *parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2276 int orig_level = level;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2277
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2278 if (globals == NULL || !PyDict_Check(globals) || !level)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2279 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2280
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2281 if (namestr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2282 namestr = PyString_InternFromString("__name__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2283 if (namestr == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2284 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2285 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2286 if (pathstr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2287 pathstr = PyString_InternFromString("__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2288 if (pathstr == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2289 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2290 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2291 if (pkgstr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2292 pkgstr = PyString_InternFromString("__package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2293 if (pkgstr == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2294 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2295 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2296
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2297 *buf = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2298 *p_buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2299 pkgname = PyDict_GetItem(globals, pkgstr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2300
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2301 if ((pkgname != NULL) && (pkgname != Py_None)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2302 /* __package__ is set, so use it */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2303 Py_ssize_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2304 if (!PyString_Check(pkgname)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2305 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2306 "__package__ set to non-string");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2307 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2308 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2309 len = PyString_GET_SIZE(pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2310 if (len == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2311 if (level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2312 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2313 "Attempted relative import in non-package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2314 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2315 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2316 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2317 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2318 if (len > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2319 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2320 "Package name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2321 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2322 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2323 strcpy(buf, PyString_AS_STRING(pkgname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2324 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2325 /* __package__ not set, so figure it out and set it */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2326 modname = PyDict_GetItem(globals, namestr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2327 if (modname == NULL || !PyString_Check(modname))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2328 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2329
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2330 modpath = PyDict_GetItem(globals, pathstr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2331 if (modpath != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2332 /* __path__ is set, so modname is already the package name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2333 Py_ssize_t len = PyString_GET_SIZE(modname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2334 int error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2335 if (len > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2336 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2337 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2338 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2339 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2340 strcpy(buf, PyString_AS_STRING(modname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2341 error = PyDict_SetItem(globals, pkgstr, modname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2342 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2343 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2344 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2345 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2346 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2347 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2348 /* Normal module, so work out the package name if any */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2349 char *start = PyString_AS_STRING(modname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2350 char *lastdot = strrchr(start, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2351 size_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2352 int error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2353 if (lastdot == NULL && level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2354 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2355 "Attempted relative import in non-package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2356 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2357 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2358 if (lastdot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2359 error = PyDict_SetItem(globals, pkgstr, Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2360 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2361 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2362 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2363 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2364 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2365 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2366 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2367 len = lastdot - start;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2368 if (len >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2369 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2370 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2371 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2372 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2373 strncpy(buf, start, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2374 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2375 pkgname = PyString_FromString(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2376 if (pkgname == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2377 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2378 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2379 error = PyDict_SetItem(globals, pkgstr, pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2380 Py_DECREF(pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2381 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2382 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2383 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2384 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2385 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2386 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2387 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2388 while (--level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2389 char *dot = strrchr(buf, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2390 if (dot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2391 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2392 "Attempted relative import beyond "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2393 "toplevel package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2394 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2395 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2396 *dot = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2397 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2398 *p_buflen = strlen(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2399
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2400 modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2401 parent = PyDict_GetItemString(modules, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2402 if (parent == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2403 if (orig_level < 1) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2404 PyObject *err_msg = PyString_FromFormat(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2405 "Parent module '%.200s' not found "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2406 "while handling absolute import", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2407 if (err_msg == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2408 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2409 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2410 if (!PyErr_WarnEx(PyExc_RuntimeWarning,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2411 PyString_AsString(err_msg), 1)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2412 *buf = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2413 *p_buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2414 parent = Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2415 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2416 Py_DECREF(err_msg);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2417 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2418 PyErr_Format(PyExc_SystemError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2419 "Parent module '%.200s' not loaded, "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2420 "cannot perform relative import", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2421 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2422 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2423 return parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2424 /* We expect, but can't guarantee, if parent != None, that:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2425 - parent.__name__ == buf
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2426 - parent.__dict__ is globals
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2427 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
2428 }
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
2429
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2430 /* 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
2431 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2432 load_next(PyObject *mod, PyObject *altmod, char **p_name, char *buf,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2433 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
2434 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2435 char *name = *p_name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2436 char *dot = strchr(name, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2437 size_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2438 char *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2439 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2440
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2441 if (strlen(name) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2442 /* completely empty module name should only happen in
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2443 'from . import' (or '__import__("")')*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2444 Py_INCREF(mod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2445 *p_name = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2446 return mod;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2447 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2448
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2449 if (dot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2450 *p_name = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2451 len = strlen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2452 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2453 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2454 *p_name = dot+1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2455 len = dot-name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2456 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2457 if (len == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2458 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2459 "Empty module name");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2460 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2461 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2462
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2463 p = buf + *p_buflen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2464 if (p != buf)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2465 *p++ = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2466 if (p+len-buf >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2467 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2468 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2469 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2470 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2471 strncpy(p, name, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2472 p[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2473 *p_buflen = p+len-buf;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2474
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2475 result = import_submodule(mod, p, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2476 if (result == Py_None && altmod != mod) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2477 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2478 /* Here, altmod must be None and mod must not be None */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2479 result = import_submodule(altmod, p, p);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2480 if (result != NULL && result != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2481 if (mark_miss(buf) != 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2482 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2483 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2484 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2485 strncpy(buf, name, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2486 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2487 *p_buflen = len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2488 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2489 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2490 if (result == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2491 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2492
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2493 if (result == Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2494 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2495 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2496 "No module named %.200s", name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2497 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2498 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2499
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2500 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
2501 }
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
2502
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
2503 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2504 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
2505 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2506 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2507 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
2508 }
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2509
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2510 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
2511 ensure_fromlist(PyObject *mod, PyObject *fromlist, char *buf, Py_ssize_t buflen,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2512 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
2513 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2514 int i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2515
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2516 if (!PyObject_HasAttrString(mod, "__path__"))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2517 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2518
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2519 for (i = 0; ; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2520 PyObject *item = PySequence_GetItem(fromlist, i);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2521 int hasit;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2522 if (item == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2523 if (PyErr_ExceptionMatches(PyExc_IndexError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2524 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2525 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2526 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2527 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2528 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2529 if (!PyString_Check(item)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2530 PyErr_SetString(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2531 "Item in ``from list'' not a string");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2532 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2533 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2534 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2535 if (PyString_AS_STRING(item)[0] == '*') {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2536 PyObject *all;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2537 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2538 /* See if the package defines __all__ */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2539 if (recursive)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2540 continue; /* Avoid endless recursion */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2541 all = PyObject_GetAttrString(mod, "__all__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2542 if (all == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2543 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2544 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2545 int ret = ensure_fromlist(mod, all, buf, buflen, 1);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2546 Py_DECREF(all);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2547 if (!ret)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2548 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2549 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2550 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2551 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2552 hasit = PyObject_HasAttr(mod, item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2553 if (!hasit) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2554 char *subname = PyString_AS_STRING(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2555 PyObject *submod;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2556 char *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2557 if (buflen + strlen(subname) >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2558 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2559 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2560 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2561 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2562 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2563 p = buf + buflen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2564 *p++ = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2565 strcpy(p, subname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2566 submod = import_submodule(mod, subname, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2567 Py_XDECREF(submod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2568 if (submod == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2569 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2570 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2571 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2572 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2573 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2574 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2575
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2576 /* 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
2577 }
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
2578
29501
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2579 static int
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2580 add_submodule(PyObject *mod, PyObject *submod, char *fullname, char *subname,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2581 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
2582 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2583 if (mod == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2584 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2585 /* Irrespective of the success of this load, make a
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2586 reference to it in the parent package module. A copy gets
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2587 saved in the modules dictionary under the full name, so get a
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2588 reference from there, if need be. (The exception is when the
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2589 load failed with a SyntaxError -- then there's no trace in
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2590 sys.modules. In that case, of course, do nothing extra.) */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2591 if (submod == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2592 submod = PyDict_GetItemString(modules, fullname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2593 if (submod == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2594 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2595 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2596 if (PyModule_Check(mod)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2597 /* We can't use setattr here since it can give a
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2598 * spurious warning if the submodule name shadows a
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2599 * builtin name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2600 PyObject *dict = PyModule_GetDict(mod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2601 if (!dict)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2602 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2603 if (PyDict_SetItemString(dict, subname, submod) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2604 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2605 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2606 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2607 if (PyObject_SetAttrString(mod, subname, submod) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2608 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2609 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2610 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
2611 }
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2612
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
2613 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2614 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
2615 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2616 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2617 PyObject *m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2618
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2619 /* Require:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2620 if mod == None: subname == fullname
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2621 else: mod.__name__ + "." + subname == fullname
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2622 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2623
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2624 if ((m = PyDict_GetItemString(modules, fullname)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2625 Py_INCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2626 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2627 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2628 PyObject *path, *loader = NULL;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2629 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2630 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2631 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2632
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2633 if (mod == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2634 path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2635 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2636 path = PyObject_GetAttrString(mod, "__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2637 if (path == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2638 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2639 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2640 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2641 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2642 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2643
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2644 buf = PyMem_MALLOC(MAXPATHLEN+1);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2645 if (buf == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2646 return PyErr_NoMemory();
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2647 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2648 buf[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2649 fdp = find_module(fullname, subname, path, buf, MAXPATHLEN+1,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2650 &fp, &loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2651 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2652 if (fdp == NULL) {
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2653 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2654 if (!PyErr_ExceptionMatches(PyExc_ImportError))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2655 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2656 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2657 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2658 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2659 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2660 m = load_module(fullname, fp, buf, fdp->type, loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2661 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2662 if (fp)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2663 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2664 if (!add_submodule(mod, m, fullname, subname, modules)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2665 Py_XDECREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2666 m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2667 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2668 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2669 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2670
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2671 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
2672 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2673
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2674
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2675 /* 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
2676 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
2677
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2678 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2679 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
2680 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2681 PyInterpreterState *interp = PyThreadState_Get()->interp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2682 PyObject *modules_reloading = interp->modules_reloading;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2683 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2684 PyObject *path = NULL, *loader = NULL, *existing_m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2685 char *name, *subname;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2686 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2687 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2688 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2689 PyObject *newm;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2690
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2691 if (modules_reloading == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2692 Py_FatalError("PyImport_ReloadModule: "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2693 "no modules_reloading dictionary!");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2694 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2695 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2696
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2697 if (m == NULL || !PyModule_Check(m)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2698 PyErr_SetString(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2699 "reload() argument must be module");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2700 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2701 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2702 name = PyModule_GetName(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2703 if (name == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2704 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2705 if (m != PyDict_GetItemString(modules, name)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2706 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2707 "reload(): module %.200s not in sys.modules",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2708 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2709 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2710 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2711 existing_m = PyDict_GetItemString(modules_reloading, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2712 if (existing_m != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2713 /* Due to a recursive reload, this module is already
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2714 being reloaded. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2715 Py_INCREF(existing_m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2716 return existing_m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2717 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2718 if (PyDict_SetItemString(modules_reloading, name, m) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2719 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2720
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2721 subname = strrchr(name, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2722 if (subname == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2723 subname = name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2724 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2725 PyObject *parentname, *parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2726 parentname = PyString_FromStringAndSize(name, (subname-name));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2727 if (parentname == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2728 imp_modules_reloading_clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2729 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2730 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2731 parent = PyDict_GetItem(modules, parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2732 if (parent == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2733 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2734 "reload(): parent %.200s not in sys.modules",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2735 PyString_AS_STRING(parentname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2736 Py_DECREF(parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2737 imp_modules_reloading_clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2738 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2739 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2740 Py_DECREF(parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2741 subname++;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2742 path = PyObject_GetAttrString(parent, "__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2743 if (path == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2744 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2745 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2746 buf = PyMem_MALLOC(MAXPATHLEN+1);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2747 if (buf == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2748 Py_XDECREF(path);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2749 return PyErr_NoMemory();
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2750 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2751 buf[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2752 fdp = find_module(name, subname, path, buf, MAXPATHLEN+1, &fp, &loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2753 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2754
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2755 if (fdp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2756 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2757 imp_modules_reloading_clear();
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2758 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2759 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2760 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2761
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2762 newm = load_module(name, fp, buf, fdp->type, loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2763 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2764
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2765 if (fp)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2766 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2767 if (newm == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2768 /* load_module probably removed name from modules because of
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2769 * the error. Put back the original module object. We're
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2770 * going to return NULL in this case regardless of whether
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2771 * replacing name succeeds, so the return value is ignored.
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2772 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2773 PyDict_SetItemString(modules, name, m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2774 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2775 imp_modules_reloading_clear();
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2776 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2777 return newm;
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2778 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2779
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2780
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2781 /* 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
2782 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
2783 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
2784 done using whatever import hooks are installed in the current
9680
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2785 environment, e.g. by "rexec".
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2786 A dummy list ["__doc__"] is passed as the 4th argument so that
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2787 e.g. PyImport_Import(PyString_FromString("win32com.client.gencache"))
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2788 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
2789
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2790 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2791 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
2792 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2793 static PyObject *silly_list = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2794 static PyObject *builtins_str = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2795 static PyObject *import_str = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2796 PyObject *globals = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2797 PyObject *import = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2798 PyObject *builtins = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2799 PyObject *r = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2800
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2801 /* Initialize constant string objects */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2802 if (silly_list == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2803 import_str = PyString_InternFromString("__import__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2804 if (import_str == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2805 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2806 builtins_str = PyString_InternFromString("__builtins__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2807 if (builtins_str == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2808 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2809 silly_list = Py_BuildValue("[s]", "__doc__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2810 if (silly_list == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2811 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2812 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2813
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2814 /* Get the builtins from current globals */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2815 globals = PyEval_GetGlobals();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2816 if (globals != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2817 Py_INCREF(globals);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2818 builtins = PyObject_GetItem(globals, builtins_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2819 if (builtins == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2820 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2821 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2822 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2823 /* No globals -- use standard builtins, and fake globals */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2824 builtins = PyImport_ImportModuleLevel("__builtin__",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2825 NULL, NULL, NULL, 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2826 if (builtins == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2827 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2828 globals = Py_BuildValue("{OO}", builtins_str, builtins);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2829 if (globals == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2830 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2831 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2832
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2833 /* Get the __import__ function from the builtins */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2834 if (PyDict_Check(builtins)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2835 import = PyObject_GetItem(builtins, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2836 if (import == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2837 PyErr_SetObject(PyExc_KeyError, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2838 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2839 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2840 import = PyObject_GetAttr(builtins, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2841 if (import == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2842 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2843
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2844 /* Call the __import__ function with the proper argument list
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2845 * Always use absolute import here. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2846 r = PyObject_CallFunction(import, "OOOOi", module_name, globals,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2847 globals, silly_list, 0, NULL);
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2848
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2849 err:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2850 Py_XDECREF(globals);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2851 Py_XDECREF(builtins);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2852 Py_XDECREF(import);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2853
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2854 return r;
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2855 }
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2856
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2857
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2858 /* 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
2859 importing modules.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2860 */
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2861
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2862 static PyObject *
27917
c346d095791d Remove PyArg_ParseTuple() for methods which take no args,
Neal Norwitz <nnorwitz@gmail.com>
parents: 27853
diff changeset
2863 imp_get_magic(PyObject *self, PyObject *noargs)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2864 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2865 char buf[4];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2866
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2867 buf[0] = (char) ((pyc_magic >> 0) & 0xff);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2868 buf[1] = (char) ((pyc_magic >> 8) & 0xff);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2869 buf[2] = (char) ((pyc_magic >> 16) & 0xff);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2870 buf[3] = (char) ((pyc_magic >> 24) & 0xff);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2871
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2872 return PyString_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
2873 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2874
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2875 static PyObject *
27917
c346d095791d Remove PyArg_ParseTuple() for methods which take no args,
Neal Norwitz <nnorwitz@gmail.com>
parents: 27853
diff changeset
2876 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
2877 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2878 PyObject *list;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2879 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2880
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2881 list = PyList_New(0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2882 if (list == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2883 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2884 for (fdp = _PyImport_Filetab; fdp->suffix != NULL; fdp++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2885 PyObject *item = Py_BuildValue("ssi",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2886 fdp->suffix, fdp->mode, fdp->type);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2887 if (item == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2888 Py_DECREF(list);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2889 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2890 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2891 if (PyList_Append(list, item) < 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2892 Py_DECREF(list);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2893 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2894 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2895 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2896 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2897 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2898 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
2899 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2900
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2901 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2902 call_find_module(char *name, PyObject *path)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2903 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2904 extern int fclose(FILE *);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2905 PyObject *fob, *ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2906 struct filedescr *fdp;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2907 char *pathname;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2908 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2909
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2910 pathname = PyMem_MALLOC(MAXPATHLEN+1);
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2911 if (pathname == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2912 return PyErr_NoMemory();
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2913 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2914 pathname[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2915 if (path == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2916 path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2917 fdp = find_module(NULL, name, path, pathname, MAXPATHLEN+1, &fp, NULL);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2918 if (fdp == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2919 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2920 return NULL;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2921 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2922 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2923 fob = PyFile_FromFile(fp, pathname, fdp->mode, fclose);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2924 if (fob == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2925 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2926 return NULL;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2927 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2928 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2929 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2930 fob = Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2931 Py_INCREF(fob);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2932 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2933 ret = Py_BuildValue("Os(ssi)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2934 fob, pathname, fdp->suffix, fdp->mode, fdp->type);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2935 Py_DECREF(fob);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2936 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2937 return ret;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2938 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2939
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2940 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2941 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
2942 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2943 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2944 PyObject *path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2945 if (!PyArg_ParseTuple(args, "s|O:find_module", &name, &path))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2946 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2947 return call_find_module(name, path);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2948 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2949
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2950 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2951 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
2952 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2953 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2954 int ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2955 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2956 if (!PyArg_ParseTuple(args, "s:init_builtin", &name))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2957 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2958 ret = init_builtin(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2959 if (ret < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2960 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2961 if (ret == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2962 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2963 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2964 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2965 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2966 Py_XINCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2967 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
2968 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2969
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2970 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2971 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
2972 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2973 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2974 int ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2975 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2976 if (!PyArg_ParseTuple(args, "s:init_frozen", &name))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2977 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2978 ret = PyImport_ImportFrozenModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2979 if (ret < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2980 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2981 if (ret == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2982 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2983 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2984 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2985 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2986 Py_XINCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2987 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
2988 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2989
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2990 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2991 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
2992 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2993 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2994
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2995 if (!PyArg_ParseTuple(args, "s:get_frozen_object", &name))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2996 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2997 return get_frozen_object(name);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2998 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2999
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3000 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3001 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
3002 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3003 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3004 if (!PyArg_ParseTuple(args, "s:is_builtin", &name))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3005 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3006 return PyInt_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
3007 }
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
3008
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3009 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3010 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
3011 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3012 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3013 struct _frozen *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3014 if (!PyArg_ParseTuple(args, "s:is_frozen", &name))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3015 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3016 p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3017 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
3018 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3019
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3020 static FILE *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3021 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
3022 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3023 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3024 if (fob == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3025 if (mode[0] == 'U')
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3026 mode = "r" PY_STDIOTEXTMODE;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3027 fp = fopen(pathname, mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3028 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3029 PyErr_SetFromErrno(PyExc_IOError);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3030 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3031 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3032 fp = PyFile_AsFile(fob);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3033 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3034 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3035 "bad/closed file object");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3036 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3037 return fp;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3038 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3039
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3040 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3041 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
3042 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3043 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3044 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3045 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3046 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3047 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3048 if (!PyArg_ParseTuple(args, "ss|O!:load_compiled", &name, &pathname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3049 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3050 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3051 fp = get_file(pathname, fob, "rb");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3052 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3053 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3054 m = load_compiled_module(name, pathname, fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3055 if (fob == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3056 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3057 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
3058 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3059
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3060 #ifdef HAVE_DYNAMIC_LOADING
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3061
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3062 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3063 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
3064 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3065 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3066 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3067 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3068 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3069 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3070 if (!PyArg_ParseTuple(args, "ss|O!:load_dynamic", &name, &pathname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3071 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3072 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3073 if (fob) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3074 fp = get_file(pathname, fob, "r");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3075 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3076 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3077 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3078 m = _PyImport_LoadDynamicModule(name, pathname, fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3079 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
3080 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3081
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3082 #endif /* HAVE_DYNAMIC_LOADING */
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3083
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3084 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3085 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
3086 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3087 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3088 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3089 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3090 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3091 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3092 if (!PyArg_ParseTuple(args, "ss|O!:load_source", &name, &pathname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3093 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3094 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3095 fp = get_file(pathname, fob, "r");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3096 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3097 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3098 m = load_source_module(name, pathname, fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3099 if (fob == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3100 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3101 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
3102 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3103
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3104 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3105 imp_load_module(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3106 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3107 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3108 PyObject *fob;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3109 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3110 char *suffix; /* Unused */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3111 char *mode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3112 int type;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3113 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3114
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3115 if (!PyArg_ParseTuple(args, "sOs(ssi):load_module",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3116 &name, &fob, &pathname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3117 &suffix, &mode, &type))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3118 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3119 if (*mode) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3120 /* Mode must start with 'r' or 'U' and must not contain '+'.
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3121 Implicit in this test is the assumption that the mode
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3122 may contain other modifiers like 'b' or 't'. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3123
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3124 if (!(*mode == 'r' || *mode == 'U') || strchr(mode, '+')) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3125 PyErr_Format(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3126 "invalid file open mode %.200s", mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3127 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3128 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3129 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3130 if (fob == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3131 fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3132 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3133 if (!PyFile_Check(fob)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3134 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3135 "load_module arg#2 should be a file or None");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3136 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3137 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3138 fp = get_file(pathname, fob, mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3139 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3140 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3141 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3142 return load_module(name, fp, pathname, type, NULL);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3143 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3144
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3145 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3146 imp_load_package(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3147 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3148 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3149 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3150 if (!PyArg_ParseTuple(args, "ss:load_package", &name, &pathname))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3151 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3152 return load_package(name, pathname);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3153 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3154
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3155 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3156 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
3157 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3158 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3159 if (!PyArg_ParseTuple(args, "s:new_module", &name))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3160 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3161 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
3162 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3163
48189
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3164 static PyObject *
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3165 imp_reload(PyObject *self, PyObject *v)
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3166 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3167 return PyImport_ReloadModule(v);
48189
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3168 }
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3169
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3170
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3171 /* Doc strings */
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3172
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3173 PyDoc_STRVAR(doc_imp,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3174 "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
3175 __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
3176
48189
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3177 PyDoc_STRVAR(doc_reload,
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3178 "reload(module) -> module\n\
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3179 \n\
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3180 Reload the module. The module must have been successfully imported before.");
53ade9e68b56 Add imp.reload(). This to help with transitioning to 3.0 the reload() built-in
Brett Cannon <bcannon@gmail.com>
parents: 47944
diff changeset
3181
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3182 PyDoc_STRVAR(doc_find_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3183 "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
3184 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
3185 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
3186 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
3187 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
3188
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3189 PyDoc_STRVAR(doc_load_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3190 "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
3191 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
3192 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
3193
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3194 PyDoc_STRVAR(doc_get_magic,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3195 "get_magic() -> string\n\
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3196 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
3197
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3198 PyDoc_STRVAR(doc_get_suffixes,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3199 "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
3200 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
3201 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
3202
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3203 PyDoc_STRVAR(doc_new_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3204 "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
3205 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
3206 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
3207
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3208 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
3209 "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
3210 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
3211 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
3212
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3213 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
3214 "acquire_lock() -> None\n\
27853
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
3215 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
3216 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
3217 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
3218 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
3219
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3220 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
3221 "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
3222 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
3223 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
3224
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3225 static PyMethodDef imp_methods[] = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3226 {"reload", imp_reload, METH_O, doc_reload},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3227 {"find_module", imp_find_module, METH_VARARGS, doc_find_module},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3228 {"get_magic", imp_get_magic, METH_NOARGS, doc_get_magic},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3229 {"get_suffixes", imp_get_suffixes, METH_NOARGS, doc_get_suffixes},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3230 {"load_module", imp_load_module, METH_VARARGS, doc_load_module},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3231 {"new_module", imp_new_module, METH_VARARGS, doc_new_module},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3232 {"lock_held", imp_lock_held, METH_NOARGS, doc_lock_held},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3233 {"acquire_lock", imp_acquire_lock, METH_NOARGS, doc_acquire_lock},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3234 {"release_lock", imp_release_lock, METH_NOARGS, doc_release_lock},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3235 /* The rest are obsolete */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3236 {"get_frozen_object", imp_get_frozen_object, METH_VARARGS},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3237 {"init_builtin", imp_init_builtin, METH_VARARGS},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3238 {"init_frozen", imp_init_frozen, METH_VARARGS},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3239 {"is_builtin", imp_is_builtin, METH_VARARGS},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3240 {"is_frozen", imp_is_frozen, METH_VARARGS},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3241 {"load_compiled", imp_load_compiled, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3242 #ifdef HAVE_DYNAMIC_LOADING
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3243 {"load_dynamic", imp_load_dynamic, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3244 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3245 {"load_package", imp_load_package, METH_VARARGS},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3246 {"load_source", imp_load_source, METH_VARARGS},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3247 {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
3248 };
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3249
8822
bd47ee068b83 Changes for BeOS, QNX and long long, by Chris Herborth.
Guido van Rossum <guido@python.org>
parents: 8613
diff changeset
3250 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3251 setint(PyObject *d, char *name, int value)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3252 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3253 PyObject *v;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3254 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3255
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3256 v = PyInt_FromLong((long)value);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3257 err = PyDict_SetItemString(d, name, v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3258 Py_XDECREF(v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3259 return err;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3260 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3261
39253
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3262 typedef struct {
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3263 PyObject_HEAD
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3264 } NullImporter;
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3265
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3266 static int
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3267 NullImporter_init(NullImporter *self, PyObject *args, PyObject *kwds)
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3268 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3269 char *path;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3270 Py_ssize_t pathlen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3271
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3272 if (!_PyArg_NoKeywords("NullImporter()", kwds))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3273 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3274
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3275 if (!PyArg_ParseTuple(args, "s:NullImporter",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3276 &path))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3277 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3278
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3279 pathlen = strlen(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3280 if (pathlen == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3281 PyErr_SetString(PyExc_ImportError, "empty pathname");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3282 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3283 } else {
75492
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3284 if(isdir(path)) {
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3285 PyErr_SetString(PyExc_ImportError,
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3286 "existing directory");
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3287 return -1;
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3288 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3289 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3290 return 0;
39253
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3291 }
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3292
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3293 static PyObject *
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3294 NullImporter_find_module(NullImporter *self, PyObject *args)
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3295 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3296 Py_RETURN_NONE;
39253
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3297 }
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3298
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3299 static PyMethodDef NullImporter_methods[] = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3300 {"find_module", (PyCFunction)NullImporter_find_module, METH_VARARGS,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3301 "Always return None"
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3302 },
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3303 {NULL} /* Sentinel */
39253
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3304 };
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3305
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3306
43895
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
3307 PyTypeObject PyNullImporter_Type = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3308 PyVarObject_HEAD_INIT(NULL, 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3309 "imp.NullImporter", /*tp_name*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3310 sizeof(NullImporter), /*tp_basicsize*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3311 0, /*tp_itemsize*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3312 0, /*tp_dealloc*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3313 0, /*tp_print*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3314 0, /*tp_getattr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3315 0, /*tp_setattr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3316 0, /*tp_compare*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3317 0, /*tp_repr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3318 0, /*tp_as_number*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3319 0, /*tp_as_sequence*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3320 0, /*tp_as_mapping*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3321 0, /*tp_hash */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3322 0, /*tp_call*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3323 0, /*tp_str*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3324 0, /*tp_getattro*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3325 0, /*tp_setattro*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3326 0, /*tp_as_buffer*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3327 Py_TPFLAGS_DEFAULT, /*tp_flags*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3328 "Null importer object", /* tp_doc */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3329 0, /* tp_traverse */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3330 0, /* tp_clear */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3331 0, /* tp_richcompare */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3332 0, /* tp_weaklistoffset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3333 0, /* tp_iter */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3334 0, /* tp_iternext */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3335 NullImporter_methods, /* tp_methods */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3336 0, /* tp_members */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3337 0, /* tp_getset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3338 0, /* tp_base */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3339 0, /* tp_dict */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3340 0, /* tp_descr_get */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3341 0, /* tp_descr_set */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3342 0, /* tp_dictoffset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3343 (initproc)NullImporter_init, /* tp_init */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3344 0, /* tp_alloc */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3345 PyType_GenericNew /* tp_new */
39253
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3346 };
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3347
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3348
30311
f003e48f562d Bug #794140: cygwin builds do not embed
Jason Tishler <jason@tishler.net>
parents: 29812
diff changeset
3349 PyMODINIT_FUNC
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3350 initimp(void)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3351 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3352 PyObject *m, *d;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3353
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3354 if (PyType_Ready(&PyNullImporter_Type) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3355 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3356
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3357 m = Py_InitModule4("imp", imp_methods, doc_imp,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3358 NULL, PYTHON_API_VERSION);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3359 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3360 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3361 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3362 if (d == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3363 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3364
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3365 if (setint(d, "SEARCH_ERROR", SEARCH_ERROR) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3366 if (setint(d, "PY_SOURCE", PY_SOURCE) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3367 if (setint(d, "PY_COMPILED", PY_COMPILED) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3368 if (setint(d, "C_EXTENSION", C_EXTENSION) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3369 if (setint(d, "PY_RESOURCE", PY_RESOURCE) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3370 if (setint(d, "PKG_DIRECTORY", PKG_DIRECTORY) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3371 if (setint(d, "C_BUILTIN", C_BUILTIN) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3372 if (setint(d, "PY_FROZEN", PY_FROZEN) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3373 if (setint(d, "PY_CODERESOURCE", PY_CODERESOURCE) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3374 if (setint(d, "IMP_HOOK", IMP_HOOK) < 0) goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3375
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3376 Py_INCREF(&PyNullImporter_Type);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3377 PyModule_AddObject(m, "NullImporter", (PyObject *)&PyNullImporter_Type);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3378 failure:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3379 ;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3380 }
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3381
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3382
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
3383 /* 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
3384 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
3385 *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
3386 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
3387
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3388 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
3389
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3390 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3391 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
3392 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3393 static struct _inittab *our_copy = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3394 struct _inittab *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3395 int i, n;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3396
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3397 /* Count the number of entries in both tables */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3398 for (n = 0; newtab[n].name != NULL; n++)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3399 ;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3400 if (n == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3401 return 0; /* Nothing to do */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3402 for (i = 0; PyImport_Inittab[i].name != NULL; i++)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3403 ;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3404
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3405 /* Allocate new memory for the combined table */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3406 p = our_copy;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3407 PyMem_RESIZE(p, struct _inittab, i+n+1);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3408 if (p == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3409 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3410
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3411 /* Copy the tables into the new memory */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3412 if (our_copy != PyImport_Inittab)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3413 memcpy(p, PyImport_Inittab, (i+1) * sizeof(struct _inittab));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3414 PyImport_Inittab = our_copy = p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3415 memcpy(p+i, newtab, (n+1) * sizeof(struct _inittab));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3416
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3417 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
3418 }
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3419
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3420 /* 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
3421
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3422 int
52718
1ef3da6c434c PyImport_AppendInittab() took a char * as a first argument even though that
Brett Cannon <bcannon@gmail.com>
parents: 51920
diff changeset
3423 PyImport_AppendInittab(const char *name, void (*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
3424 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3425 struct _inittab newtab[2];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3426
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3427 memset(newtab, '\0', sizeof newtab);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3428
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
3429 newtab[0].name = (char *)name;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3430 newtab[0].initfunc = initfunc;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3431
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3432 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
3433 }
37655
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3434
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3435 #ifdef __cplusplus
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3436 }
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3437 #endif