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annotate Python/import.c @ 76846:a775fc27f469 2.7

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Issue #14761: Fix potential leak on an error case in the import machinery.
author Antoine Pitrou <solipsis@pitrou.net>
date Wed, 09 May 2012 13:24:31 +0200
parents b82a471d2c5e
children bdd1b2228c14
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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17
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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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24
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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 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 }
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129 #else
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130 #ifdef HAVE_STAT
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131 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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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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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>
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199 void
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200 _PyImportHooks_Init(void)
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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
2052
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diff changeset
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
diff changeset
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>
parents: 13552
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558 PyImport_GetMagicNumber(void)
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Guido van Rossum <guido@python.org>
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().
Barry Warsaw <barry@python.org>
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>
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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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diff changeset
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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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)
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diff changeset
658 return;
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diff changeset
659 if (PyDict_DelItemString(modules, name) < 0)
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diff changeset
660 Py_FatalError("import: deleting existing key in"
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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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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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diff changeset
682
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diff changeset
683 m = PyImport_AddModule(name);
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parents: 59822
diff changeset
684 if (m == NULL)
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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
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diff changeset
687 and re-use its dict to exec the new code. */
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diff changeset
688 d = PyModule_GetDict(m);
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parents: 59822
diff changeset
689 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
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diff changeset
690 if (PyDict_SetItemString(d, "__builtins__",
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diff changeset
691 PyEval_GetBuiltins()) != 0)
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parents: 59822
diff changeset
692 goto error;
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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;
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parents: 59822
diff changeset
696 if (pathname != NULL) {
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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)
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parents: 59822
diff changeset
699 PyErr_Clear();
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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;
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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 */
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parents: 59822
diff changeset
707 Py_DECREF(v);
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parents: 59822
diff changeset
708
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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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parents: 59822
diff changeset
711 goto error;
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parents: 59822
diff changeset
712 Py_DECREF(v);
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parents: 59822
diff changeset
713
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parents: 59822
diff changeset
714 if ((m = PyDict_GetItemString(modules, name)) == NULL) {
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parents: 59822
diff changeset
715 PyErr_Format(PyExc_ImportError,
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diff changeset
716 "Loaded module %.200s not found in sys.modules",
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diff changeset
717 name);
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diff changeset
718 return NULL;
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parents: 59822
diff changeset
719 }
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parents: 59822
diff changeset
720
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
721 Py_INCREF(m);
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parents: 59822
diff changeset
722
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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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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parents: 59822
diff changeset
739 size_t len = strlen(pathname);
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parents: 59822
diff changeset
740 if (len+2 > buflen)
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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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diff changeset
744 /* Treat .pyw as if it were .py. The case of ".pyw" must match
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
745 that used in _PyImport_StandardFiletab. */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
746 if (len >= 4 && strcmp(&pathname[len-4], ".pyw") == 0)
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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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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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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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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
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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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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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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
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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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parents: 59822
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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
909 FILE *fp;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
910 time_t mtime = srcstat->st_mtime;
55330
f20705875e80 Merged revisions 73870,73879,73899-73900,73905-73906 via svnmerge from
R. David Murray <rdmurray@bitdance.com>
parents: 50786
diff changeset
911 #ifdef MS_WINDOWS /* since Windows uses different permissions */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
912 mode_t mode = srcstat->st_mode & ~S_IEXEC;
55330
f20705875e80 Merged revisions 73870,73879,73899-73900,73905-73906 via svnmerge from
R. David Murray <rdmurray@bitdance.com>
parents: 50786
diff changeset
913 #else
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
914 mode_t mode = srcstat->st_mode & ~S_IXUSR & ~S_IXGRP & ~S_IXOTH;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
915 #endif
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parents: 59822
diff changeset
916
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
917 fp = open_exclusive(cpathname, mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
918 if (fp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
919 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
920 PySys_WriteStderr(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
921 "# can't create %s\n", cpathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
922 return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
923 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
924 PyMarshal_WriteLongToFile(pyc_magic, fp, Py_MARSHAL_VERSION);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
925 /* First write a 0 for mtime */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
926 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
927 PyMarshal_WriteObjectToFile((PyObject *)co, fp, Py_MARSHAL_VERSION);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
928 if (fflush(fp) != 0 || ferror(fp)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
929 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
930 PySys_WriteStderr("# can't write %s\n", cpathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
931 /* Don't keep partial file */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
932 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
933 (void) unlink(cpathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
934 return;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
935 }
74610
e8a525de2bac Remove debug output, fix assert (hopefully) and exercise signedness issues a bit more.
Antoine Pitrou <solipsis@pitrou.net>
parents: 74609
diff changeset
936 /* Now write the true mtime (as a 32-bit field) */
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
937 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
938 assert(mtime <= 0xFFFFFFFF);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
939 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
940 fflush(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
941 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
942 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
943 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
944 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
945
50618
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
946 static void
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
947 update_code_filenames(PyCodeObject *co, PyObject *oldname, PyObject *newname)
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
948 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
949 PyObject *constants, *tmp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
950 Py_ssize_t i, n;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
951
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
952 if (!_PyString_Eq(co->co_filename, oldname))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
953 return;
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parents: 59822
diff changeset
954
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
955 tmp = co->co_filename;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
956 co->co_filename = newname;
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parents: 59822
diff changeset
957 Py_INCREF(co->co_filename);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
958 Py_DECREF(tmp);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
959
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
960 constants = co->co_consts;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
961 n = PyTuple_GET_SIZE(constants);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
962 for (i = 0; i < n; i++) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
963 tmp = PyTuple_GET_ITEM(constants, i);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
964 if (PyCode_Check(tmp))
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
965 update_code_filenames((PyCodeObject *)tmp,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
966 oldname, newname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
967 }
50618
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
968 }
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
969
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
970 static int
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
971 update_compiled_module(PyCodeObject *co, char *pathname)
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
972 {
61465
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parents: 59822
diff changeset
973 PyObject *oldname, *newname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
974
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
975 if (strcmp(PyString_AsString(co->co_filename), pathname) == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
976 return 0;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
977
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
978 newname = PyString_FromString(pathname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
979 if (newname == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
980 return -1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
981
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
982 oldname = co->co_filename;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
983 Py_INCREF(oldname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
984 update_code_filenames(co, oldname, newname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
985 Py_DECREF(oldname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
986 Py_DECREF(newname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
987 return 1;
50618
617199769bd3 Merged revisions 68360 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 48920
diff changeset
988 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
989
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
990 /* 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
991 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
992 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
993
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
994 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
995 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
996 {
61465
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parents: 59822
diff changeset
997 struct stat st;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
998 FILE *fpc;
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
999 char *buf;
61465
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parents: 59822
diff changeset
1000 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
1001 PyCodeObject *co = NULL;
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1002 PyObject *m;
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parents: 59822
diff changeset
1003
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1004 if (fstat(fileno(fp), &st) != 0) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1005 PyErr_Format(PyExc_RuntimeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1006 "unable to get file status from '%s'",
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parents: 59822
diff changeset
1007 pathname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1008 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1009 }
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
1010 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
1011 /* 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
1012 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
1013 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
1014 (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
1015 */
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 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
1017 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1018 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
1019 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
1020 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
1021 }
61465
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diff changeset
1022 cpathname = make_compiled_pathname(pathname, buf,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1023 (size_t)MAXPATHLEN + 1);
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parents: 59822
diff changeset
1024 if (cpathname != NULL &&
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1025 (fpc = check_compiled_module(pathname, st.st_mtime, cpathname))) {
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parents: 59822
diff changeset
1026 co = read_compiled_module(cpathname, fpc);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1027 fclose(fpc);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1028 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
1029 goto error_exit;
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1030 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
1031 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1032 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1033 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
1034 name, cpathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1035 pathname = cpathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1036 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1037 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1038 co = parse_source_module(pathname, fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1039 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
1040 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1041 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1042 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
1043 name, pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1044 if (cpathname) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1045 PyObject *ro = PySys_GetObject("dont_write_bytecode");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1046 if (ro == NULL || !PyObject_IsTrue(ro))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1047 write_compiled_module(co, cpathname, &st);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1048 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1049 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1050 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
1051 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1052
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1053 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1054 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
1055
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1056 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
1057 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
1058 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
1059 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
1060 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1061
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1062
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1063 /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1064 static PyObject *load_module(char *, FILE *, char *, int, PyObject *);
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1065 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
1066 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
1067 static struct _frozen *find_frozen(char *name);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1068
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1069 /* 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
1070 REFERENCE COUNT */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1071
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1072 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1073 load_package(char *name, char *pathname)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1074 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1075 PyObject *m, *d;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1076 PyObject *file = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1077 PyObject *path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1078 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
1079 char *buf = NULL;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1080 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1081 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1082
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1083 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1084 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1085 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1086 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1087 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
1088 name, pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1089 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1090 file = PyString_FromString(pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1091 if (file == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1092 goto error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1093 path = Py_BuildValue("[O]", file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1094 if (path == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1095 goto error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1096 err = PyDict_SetItemString(d, "__file__", file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1097 if (err == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1098 err = PyDict_SetItemString(d, "__path__", path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1099 if (err != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1100 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
1101 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
1102 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
1103 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
1104 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
1105 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1106 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
1107 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
1108 if (fdp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1109 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1110 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1111 Py_INCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1112 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1113 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1114 m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1115 goto cleanup;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1116 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1117 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
1118 if (fp != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1119 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1120 goto cleanup;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1121
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1122 error:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1123 m = NULL;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1124 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
1125 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
1126 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1127 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1128 Py_XDECREF(file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1129 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1130 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1131
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1132
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1133 /* Helper to test for built-in module */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1134
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1135 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1136 is_builtin(char *name)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1137 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1138 int i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1139 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
1140 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
1141 if (PyImport_Inittab[i].initfunc == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1142 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1143 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1144 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1145 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1146 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1147 return 0;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1148 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1149
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1150
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1151 /* 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
1152 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
1153 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
1154 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
1155 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
1156 import mechanism. Cache the result in path_importer_cache.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1157 Returns a borrowed reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1158
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1159 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1160 get_path_importer(PyObject *path_importer_cache, PyObject *path_hooks,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1161 PyObject *p)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1162 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1163 PyObject *importer;
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parents: 59822
diff changeset
1164 Py_ssize_t j, nhooks;
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parents: 59822
diff changeset
1165
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parents: 59822
diff changeset
1166 /* These conditions are the caller's responsibility: */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1167 assert(PyList_Check(path_hooks));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1168 assert(PyDict_Check(path_importer_cache));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1169
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parents: 59822
diff changeset
1170 nhooks = PyList_Size(path_hooks);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1171 if (nhooks < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1172 return NULL; /* Shouldn't happen */
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parents: 59822
diff changeset
1173
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parents: 59822
diff changeset
1174 importer = PyDict_GetItem(path_importer_cache, p);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1175 if (importer != NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1176 return importer;
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parents: 59822
diff changeset
1177
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parents: 59822
diff changeset
1178 /* set path_importer_cache[p] to None to avoid recursion */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1179 if (PyDict_SetItem(path_importer_cache, p, Py_None) != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1180 return NULL;
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parents: 59822
diff changeset
1181
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parents: 59822
diff changeset
1182 for (j = 0; j < nhooks; j++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1183 PyObject *hook = PyList_GetItem(path_hooks, j);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1184 if (hook == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1185 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1186 importer = PyObject_CallFunctionObjArgs(hook, p, NULL);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1187 if (importer != NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1188 break;
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parents: 59822
diff changeset
1189
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1190 if (!PyErr_ExceptionMatches(PyExc_ImportError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1191 return NULL;
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parents: 59822
diff changeset
1192 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1193 PyErr_Clear();
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parents: 59822
diff changeset
1194 }
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parents: 59822
diff changeset
1195 if (importer == NULL) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1196 importer = PyObject_CallFunctionObjArgs(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1197 (PyObject *)&PyNullImporter_Type, p, NULL
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1198 );
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parents: 59822
diff changeset
1199 if (importer == NULL) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1200 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1201 PyErr_Clear();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1202 return Py_None;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1203 }
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parents: 59822
diff changeset
1204 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1205 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1206 if (importer != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1207 int err = PyDict_SetItem(path_importer_cache, p, importer);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1208 Py_DECREF(importer);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1209 if (err != 0)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1210 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1211 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1212 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1213 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1214
43895
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
1215 PyAPI_FUNC(PyObject *)
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
1216 PyImport_GetImporter(PyObject *path) {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1217 PyObject *importer=NULL, *path_importer_cache=NULL, *path_hooks=NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1218
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parents: 59822
diff changeset
1219 if ((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
1220 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
1221 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
1222 path_hooks, path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1223 }
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parents: 59822
diff changeset
1224 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1225 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
1226 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1227 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1228
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1229 /* 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
1230 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
1231 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
1232
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1233 #ifdef MS_COREDLL
13663
29da35543833 ANSIfy as many declarations as possible.
Thomas Wouters <thomas@python.org>
parents: 13658
diff changeset
1234 extern FILE *PyWin_FindRegisteredModule(const char *, struct filedescr **,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1235 char *, Py_ssize_t);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1236 #endif
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1237
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1238 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
1239 static int find_init_module(char *); /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1240 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
1241
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1242 static struct filedescr *
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1243 find_module(char *fullname, char *subname, PyObject *path, char *buf,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1244 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
1245 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1246 Py_ssize_t i, npath;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1247 size_t len, namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1248 struct filedescr *fdp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1249 char *filemode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1250 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1251 PyObject *path_hooks, *path_importer_cache;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1252 static struct filedescr fd_frozen = {"", "", PY_FROZEN};
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1253 static struct filedescr fd_builtin = {"", "", C_BUILTIN};
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1254 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
1255 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
1256 #if defined(PYOS_OS2)
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1257 size_t saved_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1258 size_t saved_namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1259 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
1260 #endif
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1261 if (p_loader != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1262 *p_loader = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1263
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1264 if (strlen(subname) > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1265 PyErr_SetString(PyExc_OverflowError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1266 "module name is too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1267 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1268 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1269 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
1270 if (name == NULL) {
76412
b82a471d2c5e Fix compiler warning related to issue #14331. harmless.
Gregory P. Smith <greg@krypto.org>
parents: 75825
diff changeset
1271 PyErr_NoMemory();
b82a471d2c5e Fix compiler warning related to issue #14331. harmless.
Gregory P. Smith <greg@krypto.org>
parents: 75825
diff changeset
1272 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
1273 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1274 strcpy(name, subname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1275
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1276 /* sys.meta_path import hook */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1277 if (p_loader != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1278 PyObject *meta_path;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1279
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1280 meta_path = PySys_GetObject("meta_path");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1281 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
1282 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1283 "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
1284 "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
1285 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1286 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1287 Py_INCREF(meta_path); /* zap guard */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1288 npath = PyList_Size(meta_path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1289 for (i = 0; i < npath; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1290 PyObject *loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1291 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
1292 loader = PyObject_CallMethod(hook, "find_module",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1293 "sO", fullname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1294 path != NULL ?
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1295 path : Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1296 if (loader == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1297 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
1298 goto error_exit; /* true error */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1299 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1300 if (loader != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1301 /* a loader was found */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1302 *p_loader = loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1303 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
1304 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1305 return &importhookdescr;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1306 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1307 Py_DECREF(loader);
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 Py_DECREF(meta_path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1310 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1311
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1312 if (path != NULL && PyString_Check(path)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1313 /* 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
1314 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
1315 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
1316 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1317 "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
1318 goto error_exit;
61465
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 strcpy(buf, PyString_AsString(path));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1321 strcat(buf, ".");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1322 strcat(buf, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1323 strcpy(name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1324 if (find_frozen(name) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1325 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
1326 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1327 return &fd_frozen;
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 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1330 "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
1331 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1332 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1333 if (path == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1334 if (is_builtin(name)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1335 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
1336 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1337 return &fd_builtin;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1338 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1339 if ((find_frozen(name)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1340 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
1341 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1342 return &fd_frozen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1343 }
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1344
4111
90216e907345 PYTHONWIN -> MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3964
diff changeset
1345 #ifdef MS_COREDLL
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1346 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
1347 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1348 *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
1349 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1350 return fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1351 }
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1352 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1353 path = PySys_GetObject("path");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1354 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1355 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
1356 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1357 "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
1358 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1359 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1360
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1361 path_hooks = PySys_GetObject("path_hooks");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1362 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
1363 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1364 "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
1365 "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
1366 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1367 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1368 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
1369 if (path_importer_cache == NULL ||
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1370 !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
1371 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1372 "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
1373 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1374 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1375
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1376 npath = PyList_Size(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1377 namelen = strlen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1378 for (i = 0; i < npath; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1379 PyObject *copy = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1380 PyObject *v = PyList_GetItem(path, i);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1381 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
1382 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
1383 #ifdef Py_USING_UNICODE
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1384 if (PyUnicode_Check(v)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1385 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
1386 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
1387 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
1388 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1389 v = copy;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1390 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1391 else
23879
08475c87d24f Apply diff2.txt from SF patch http://www.python.org/sf/566999
Walter Dörwald <walter@livinglogic.de>
parents: 23851
diff changeset
1392 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1393 if (!PyString_Check(v))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1394 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1395 len = PyString_GET_SIZE(v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1396 if (len + 2 + namelen + MAXSUFFIXSIZE >= buflen) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1397 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1398 continue; /* Too long */
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 strcpy(buf, PyString_AS_STRING(v));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1401 if (strlen(buf) != len) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1402 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1403 continue; /* v contains '\0' */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1404 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1405
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1406 /* sys.path_hooks import hook */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1407 if (p_loader != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1408 PyObject *importer;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1409
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1410 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
1411 path_hooks, v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1412 if (importer == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1413 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
1414 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1415 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1416 /* Note: importer is a borrowed reference */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1417 if (importer != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1418 PyObject *loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1419 loader = PyObject_CallMethod(importer,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1420 "find_module",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1421 "s", fullname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1422 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1423 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
1424 goto error_exit; /* error */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1425 if (loader != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1426 /* a loader was found */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1427 *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
1428 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1429 return &importhookdescr;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1430 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1431 Py_DECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1432 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1433 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1434 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1435 /* 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
1436
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1437 if (len > 0 && buf[len-1] != SEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1438 #ifdef ALTSEP
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1439 && buf[len-1] != ALTSEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1440 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1441 )
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1442 buf[len++] = SEP;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1443 strcpy(buf+len, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1444 len += namelen;
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 /* 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
1447 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
1448 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
1449 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
1450 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
1451 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
1452 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1453 return &fd_package;
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 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1456 char warnstr[MAXPATHLEN+80];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1457 sprintf(warnstr, "Not importing directory "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1458 "'%.*s': missing __init__.py",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1459 MAXPATHLEN, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1460 if (PyErr_Warn(PyExc_ImportWarning,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1461 warnstr)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1462 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
1463 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1464 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1465 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1466 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1467 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1468 /* 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
1469 * after the 8 character DLL hackery
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1470 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1471 saved_buf = strdup(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1472 saved_len = len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1473 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
1474 #endif /* PYOS_OS2 */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1475 for (fdp = _PyImport_Filetab; fdp->suffix != NULL; fdp++) {
42736
ddefbdbdbcb5 Backport fix of #1752175.
Georg Brandl <georg@python.org>
parents: 41573
diff changeset
1476 #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
1477 /* 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
1478 extension)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1479 * 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
1480 * 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
1481 * truncate the name before trying
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1482 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1483 if (strlen(subname) > 8) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1484 /* 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
1485 const struct filedescr *scan;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1486 scan = _PyImport_DynLoadFiletab;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1487 while (scan->suffix != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1488 if (!strcmp(scan->suffix, fdp->suffix))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1489 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1490 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1491 scan++;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1492 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1493 if (scan->suffix != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1494 /* yes, so truncate the name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1495 namelen = 8;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1496 len -= strlen(subname) - namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1497 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1498 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1499 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1500 #endif /* PYOS_OS2 */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1501 strcpy(buf+len, fdp->suffix);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1502 if (Py_VerboseFlag > 1)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1503 PySys_WriteStderr("# trying %s\n", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1504 filemode = fdp->mode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1505 if (filemode[0] == 'U')
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1506 filemode = "r" PY_STDIOTEXTMODE;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1507 fp = fopen(buf, filemode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1508 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1509 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
1510 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1511 else { /* continue search */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1512 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1513 fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1514 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1515 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1516 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1517 /* restore the saved snapshot */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1518 strcpy(buf, saved_buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1519 len = saved_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1520 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
1521 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1522 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1523 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1524 /* 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
1525 if (saved_buf)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1526 {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1527 free(saved_buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1528 saved_buf = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1529 }
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 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1532 if (fp != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1533 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1534 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1535 if (fp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1536 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1537 "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
1538 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1539 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1540 *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
1541 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1542 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
1543
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1544 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
1545 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
1546 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
1547 }
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1548
33680
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1549 /* 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
1550 * 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
1551 */
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1552 struct filedescr *
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1553 _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
1554 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
1555 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1556 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
1557 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
1558 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1559
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1560 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
1561 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1562 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
1563 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1564
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1565 /* 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
1566 * 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
1567 * /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
1568 * ^ ^ ^ ^
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1569 * |--------------------- buf ---------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1570 * |------------------- len ------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1571 * |------ name -------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1572 * |----- namelen -----|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1573 * 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
1574 * 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
1575 *
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1576 * 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
1577 * 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
1578 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1579 * 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
1580 * 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
1581 * 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
1582 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1583 * 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
1584 * 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
1585 * 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
1586 * 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
1587 */
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1588
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1589 /* 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
1590 * 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
1591 */
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1592 #if defined(MS_WINDOWS)
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1593 #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
1594
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1595 #elif defined(DJGPP)
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1596 #include <dir.h>
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1597
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1598 #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
1599 #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
1600 #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
1601
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1602 #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
1603 #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
1604 #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
1605 #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
1606 #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
1607
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1608 #elif defined(RISCOS)
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1609 #include "oslib/osfscontrol.h"
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1610 #endif
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1611
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1612 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1613 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
1614 {
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1615 /* 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
1616 * match the sequence just above.
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1617 */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1618
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1619 /* MS_WINDOWS */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1620 #if defined(MS_WINDOWS)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1621 WIN32_FIND_DATA data;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1622 HANDLE h;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1623
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1624 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1625 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1626
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1627 h = FindFirstFile(buf, &data);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1628 if (h == INVALID_HANDLE_VALUE) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1629 PyErr_Format(PyExc_NameError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1630 "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
1631 name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1632 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1633 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1634 FindClose(h);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1635 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
1636
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1637 /* DJGPP */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1638 #elif defined(DJGPP)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1639 struct ffblk ffblk;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1640 int done;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1641
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1642 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1643 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1644
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1645 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
1646 if (done) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1647 PyErr_Format(PyExc_NameError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1648 "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
1649 name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1650 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1651 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1652 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
1653
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1654 /* new-fangled macintosh (macosx) or Cygwin */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1655 #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
1656 DIR *dirp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1657 struct dirent *dp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1658 char dirname[MAXPATHLEN + 1];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1659 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
1660
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1661 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1662 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1663
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1664 /* 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
1665 if (dirlen <= 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1666 dirname[0] = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1667 dirname[1] = '\0';
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1668 }
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parents: 59822
diff changeset
1669 else {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1670 assert(dirlen <= MAXPATHLEN);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1671 memcpy(dirname, buf, dirlen);
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parents: 59822
diff changeset
1672 dirname[dirlen] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1673 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1674 /* 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
1675 dirp = opendir(dirname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1676 if (dirp) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1677 char *nameWithExt = buf + len - namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1678 while ((dp = readdir(dirp)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1679 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
1680 #ifdef _DIRENT_HAVE_D_NAMELEN
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1681 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
1682 #else
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1683 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
1684 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1685 if (thislen >= namelen &&
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1686 strcmp(dp->d_name, nameWithExt) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1687 (void)closedir(dirp);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1688 return 1; /* Found */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1689 }
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parents: 59822
diff changeset
1690 }
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parents: 59822
diff changeset
1691 (void)closedir(dirp);
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parents: 59822
diff changeset
1692 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1693 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
1694
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1695 /* RISC OS */
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1696 #elif defined(RISCOS)
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1697 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
1698 char buf2[MAXPATHLEN+2];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1699 char *nameWithExt = buf+len-namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1700 int canonlen;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1701 os_error *e;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1702
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1703 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1704 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1705
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1706 /* workaround:
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1707 append wildcard, otherwise case of filename wouldn't be touched */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1708 strcpy(buf2, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1709 strcat(buf2, "*");
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parents: 59822
diff changeset
1710
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1711 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
1712 canonlen = MAXPATHLEN+1-canonlen;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1713 if (e || canonlen<=0 || canonlen>(MAXPATHLEN+1) )
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1714 return 0;
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parents: 59822
diff changeset
1715 if (strcmp(nameWithExt, canon+canonlen-strlen(nameWithExt))==0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1716 return 1; /* match */
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parents: 59822
diff changeset
1717
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1718 return 0;
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1719
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1720 /* OS/2 */
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1721 #elif defined(PYOS_OS2)
61465
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1722 HDIR hdir = 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1723 ULONG srchcnt = 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1724 FILEFINDBUF3 ffbuf;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1725 APIRET rc;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1726
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1727 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1728 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1729
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1730 rc = DosFindFirst(buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1731 &hdir,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1732 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
1733 &ffbuf, sizeof(ffbuf),
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1734 &srchcnt,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1735 FIL_STANDARD);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1736 if (rc != NO_ERROR)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1737 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1738 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
1739
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1740 /* 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
1741 #else
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1742 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
1743
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1744 #endif
7305
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
1745 }
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
1746
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1747
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1748 #ifdef HAVE_STAT
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1749 /* 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
1750 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1751 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
1752 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1753 const size_t save_len = strlen(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1754 size_t i = save_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1755 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
1756 struct stat statbuf;
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parents: 59822
diff changeset
1757
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1758 /* For calling case_ok(buf, len, namelen, name):
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1759 * /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
1760 * ^ ^ ^ ^
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parents: 59822
diff changeset
1761 * |--------------------- buf ---------------------|
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1762 * |------------------- len ------------------|
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1763 * |------ name -------|
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1764 * |----- namelen -----|
18388
06332b3c4335 SF bug #438295: [Windows] __init__.py cause strange behavior
Tim Peters <tim.peters@gmail.com>
parents: 17642
diff changeset
1765 */
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1766 if (save_len + 13 >= MAXPATHLEN)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1767 return 0;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1768 buf[i++] = SEP;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1769 pname = buf + i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1770 strcpy(pname, "__init__.py");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1771 if (stat(buf, &statbuf) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1772 if (case_ok(buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1773 save_len + 9, /* len("/__init__") */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1774 8, /* len("__init__") */
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parents: 59822
diff changeset
1775 pname)) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1776 buf[save_len] = '\0';
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1777 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1778 }
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parents: 59822
diff changeset
1779 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1780 i += strlen(pname);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1781 strcpy(buf+i, Py_OptimizeFlag ? "o" : "c");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1782 if (stat(buf, &statbuf) == 0) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1783 if (case_ok(buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1784 save_len + 9, /* len("/__init__") */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1785 8, /* len("__init__") */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1786 pname)) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1787 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1788 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1789 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1790 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1791 buf[save_len] = '\0';
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1792 return 0;
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1793 }
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1794
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1795 #else
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1796
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1797 #ifdef RISCOS
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1798 static int
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1799 find_init_module(buf)
61465
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diff changeset
1800 char *buf;
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1801 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1802 int save_len = strlen(buf);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1803 int i = save_len;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1804
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1805 if (save_len + 13 >= MAXPATHLEN)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1806 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1807 buf[i++] = SEP;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1808 strcpy(buf+i, "__init__/py");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1809 if (isfile(buf)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1810 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1811 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1812 }
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parents: 59822
diff changeset
1813
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1814 if (Py_OptimizeFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1815 strcpy(buf+i, "o");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1816 else
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parents: 59822
diff changeset
1817 strcpy(buf+i, "c");
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
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parents: 59822
diff changeset
1820 return 1;
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parents: 59822
diff changeset
1821 }
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diff changeset
1822 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1823 return 0;
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1824 }
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1825 #endif /*RISCOS*/
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1826
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1827 #endif /* HAVE_STAT */
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1828
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1829
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
1830 static int init_builtin(char *); /* Forward */
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1831
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1832 /* 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
1833 its module object WITH INCREMENTED REFERENCE COUNT */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1834
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1835 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
1836 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
1837 {
61465
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diff changeset
1838 PyObject *modules;
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parents: 59822
diff changeset
1839 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1840 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1841
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1842 /* 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
1843 switch (type) {
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parents: 59822
diff changeset
1844 case PY_SOURCE:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1845 case PY_COMPILED:
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1846 if (fp == NULL) {
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parents: 59822
diff changeset
1847 PyErr_Format(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1848 "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
1849 type);
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parents: 59822
diff changeset
1850 return NULL;
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parents: 59822
diff changeset
1851 }
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diff changeset
1852 }
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parents: 59822
diff changeset
1853
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parents: 59822
diff changeset
1854 switch (type) {
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diff changeset
1855
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1856 case PY_SOURCE:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1857 m = load_source_module(name, pathname, fp);
61465
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diff changeset
1858 break;
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parents: 59822
diff changeset
1859
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parents: 59822
diff changeset
1860 case PY_COMPILED:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1861 m = load_compiled_module(name, pathname, fp);
61465
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1862 break;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1863
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1864 #ifdef HAVE_DYNAMIC_LOADING
61465
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diff changeset
1865 case C_EXTENSION:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1866 m = _PyImport_LoadDynamicModule(name, pathname, fp);
61465
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diff changeset
1867 break;
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1868 #endif
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1869
61465
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diff changeset
1870 case PKG_DIRECTORY:
61463
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Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1871 m = load_package(name, pathname);
61465
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diff changeset
1872 break;
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diff changeset
1873
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diff changeset
1874 case C_BUILTIN:
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diff changeset
1875 case PY_FROZEN:
61463
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Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1876 if (pathname != NULL && pathname[0] != '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1877 name = pathname;
61465
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diff changeset
1878 if (type == C_BUILTIN)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1879 err = init_builtin(name);
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diff changeset
1880 else
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diff changeset
1881 err = PyImport_ImportFrozenModule(name);
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diff changeset
1882 if (err < 0)
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diff changeset
1883 return NULL;
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diff changeset
1884 if (err == 0) {
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diff changeset
1885 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1886 "Purported %s module %.200s not found",
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parents: 59822
diff changeset
1887 type == C_BUILTIN ?
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diff changeset
1888 "builtin" : "frozen",
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diff changeset
1889 name);
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diff changeset
1890 return NULL;
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parents: 59822
diff changeset
1891 }
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diff changeset
1892 modules = PyImport_GetModuleDict();
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diff changeset
1893 m = PyDict_GetItemString(modules, name);
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diff changeset
1894 if (m == NULL) {
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parents: 59822
diff changeset
1895 PyErr_Format(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1896 PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1897 "%s module %.200s not properly initialized",
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diff changeset
1898 type == C_BUILTIN ?
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diff changeset
1899 "builtin" : "frozen",
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diff changeset
1900 name);
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diff changeset
1901 return NULL;
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parents: 59822
diff changeset
1902 }
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parents: 59822
diff changeset
1903 Py_INCREF(m);
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parents: 59822
diff changeset
1904 break;
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parents: 59822
diff changeset
1905
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parents: 59822
diff changeset
1906 case IMP_HOOK: {
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parents: 59822
diff changeset
1907 if (loader == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1908 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1909 "import hook without loader");
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parents: 59822
diff changeset
1910 return NULL;
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parents: 59822
diff changeset
1911 }
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diff changeset
1912 m = PyObject_CallMethod(loader, "load_module", "s", name);
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diff changeset
1913 break;
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diff changeset
1914 }
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diff changeset
1915
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diff changeset
1916 default:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1917 PyErr_Format(PyExc_ImportError,
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diff changeset
1918 "Don't know how to import %.200s (type code %d)",
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parents: 59822
diff changeset
1919 name, type);
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diff changeset
1920 m = NULL;
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diff changeset
1921
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diff changeset
1922 }
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diff changeset
1923
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diff changeset
1924 return m;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1925 }
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
1926
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1927
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1928 /* Initialize a built-in module.
39978
47ab0c27dd1f Fix minor typo in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 39901
diff changeset
1929 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
1930 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
1931
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1932 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1933 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
1934 {
61465
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diff changeset
1935 struct _inittab *p;
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diff changeset
1936
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diff changeset
1937 if (_PyImport_FindExtension(name, name) != NULL)
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diff changeset
1938 return 1;
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diff changeset
1939
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1940 for (p = PyImport_Inittab; p->name != NULL; p++) {
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parents: 59822
diff changeset
1941 if (strcmp(name, p->name) == 0) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1942 if (p->initfunc == NULL) {
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parents: 59822
diff changeset
1943 PyErr_Format(PyExc_ImportError,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1944 "Cannot re-init internal module %.200s",
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1945 name);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1946 return -1;
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parents: 59822
diff changeset
1947 }
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parents: 59822
diff changeset
1948 if (Py_VerboseFlag)
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parents: 59822
diff changeset
1949 PySys_WriteStderr("import %s # builtin\n", name);
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diff changeset
1950 (*p->initfunc)();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1951 if (PyErr_Occurred())
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1952 return -1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1953 if (_PyImport_FixupExtension(name, name) == NULL)
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parents: 59822
diff changeset
1954 return -1;
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diff changeset
1955 return 1;
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diff changeset
1956 }
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diff changeset
1957 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1958 return 0;
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1959 }
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1960
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1961
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1962 /* 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
1963
3683
ec39264311ff struct frozen is now struct _frozen and comes from import.h.
Guido van Rossum <guido@python.org>
parents: 3590
diff changeset
1964 static struct _frozen *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1965 find_frozen(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1966 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1967 struct _frozen *p;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1968
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parents: 59822
diff changeset
1969 for (p = PyImport_FrozenModules; ; p++) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1970 if (p->name == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1971 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1972 if (strcmp(p->name, name) == 0)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1973 break;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1974 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1975 return p;
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1976 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1977
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1978 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1979 get_frozen_object(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1980 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1981 struct _frozen *p = find_frozen(name);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1982 int size;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1983
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1984 if (p == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1985 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1986 "No such frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1987 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1988 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1989 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1990 if (p->code == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1991 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1992 "Excluded frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1993 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1994 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1995 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1996 size = p->size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1997 if (size < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1998 size = -size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1999 return PyMarshal_ReadObjectFromString((char *)p->code, size);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2000 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2001
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2002 /* Initialize a frozen module.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2003 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
2004 an exception set if the initialization failed.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2005 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
2006
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
2007 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2008 PyImport_ImportFrozenModule(char *name)
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2009 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2010 struct _frozen *p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2011 PyObject *co;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2012 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2013 int ispackage;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2014 int size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2015
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2016 if (p == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2017 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2018 if (p->code == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2019 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2020 "Excluded frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2021 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2022 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2023 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2024 size = p->size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2025 ispackage = (size < 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2026 if (ispackage)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2027 size = -size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2028 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2029 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
2030 name, ispackage ? " package" : "");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2031 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
2032 if (co == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2033 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2034 if (!PyCode_Check(co)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2035 PyErr_Format(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2036 "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
2037 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2038 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2039 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2040 if (ispackage) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2041 /* Set __path__ to the package name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2042 PyObject *d, *s;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2043 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2044 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2045 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2046 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2047 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2048 s = PyString_InternFromString(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2049 if (s == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2050 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2051 err = PyDict_SetItemString(d, "__path__", s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2052 Py_DECREF(s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2053 if (err != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2054 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2055 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2056 m = PyImport_ExecCodeModuleEx(name, co, "<frozen>");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2057 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2058 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2059 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2060 Py_DECREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2061 return 1;
39099
775f85b98e65 Fix memory leak under some conditions.
Neal Norwitz <nnorwitz@gmail.com>
parents: 39070
diff changeset
2062 err_return:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2063 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2064 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
2065 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2066
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2067
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2068 /* 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
2069 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
2070
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2071 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
2072 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
2073 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2074 PyObject *pname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2075 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2076
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2077 pname = PyString_FromString(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2078 if (pname == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2079 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2080 result = PyImport_Import(pname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2081 Py_DECREF(pname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2082 return result;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2083 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2084
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
2085 /* 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
2086 *
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
2087 * 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
2088 * 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
2089 * 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
2090 * 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
2091 *
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
2092 * 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
2093 */
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 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
2095 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
2096 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2097 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2098 PyObject *modules;
72171
85a12278de69 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68256
diff changeset
2099 #ifdef WITH_THREAD
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2100 long me;
72171
85a12278de69 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68256
diff changeset
2101 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2102
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2103 /* 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
2104 modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2105 if (modules == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2106 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2107
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2108 result = PyDict_GetItemString(modules, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2109 if (result != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2110 Py_INCREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2111 return result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2112 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2113 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2114 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2115 }
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2116 #ifdef WITH_THREAD
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2117 /* check the import lock
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2118 * 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
2119 * takes care of the problem */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2120 me = PyThread_get_thread_ident();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2121 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
2122 /* 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
2123 return PyImport_ImportModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2124 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2125 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2126 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2127 "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
2128 "is held by another thread.",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2129 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2130 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2131 }
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2132 #else
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2133 return PyImport_ImportModule(name);
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2134 #endif
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2135 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2136
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
2137 /* 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
2138 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
2139 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
2140 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
2141 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
2142 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
2143 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
2144 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
2145 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
2146
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
2147 /* 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
2148
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
2149 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2150 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
2151 PyObject *fromlist, int level)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2152 {
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2153 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2154 Py_ssize_t buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2155 PyObject *parent, *head, *next, *tail;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2156
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2157 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
2158 #ifdef MS_WINDOWS
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2159 || strchr(name, '\\') != NULL
44614
dc9d95b717c5 Fixed #1776. __import__() no longer imports modules by file name
Christian Heimes <christian@cheimes.de>
parents: 44569
diff changeset
2160 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2161 ) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2162 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2163 "Import by filename is not supported.");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2164 return NULL;
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
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2167 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
2168 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
2169 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
2170 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2171 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
2172 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
2173 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2174
61774
55e2368f72f2 Merged revisions 81380 via svnmerge from
Brett Cannon <bcannon@gmail.com>
parents: 61465
diff changeset
2175 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
2176 &buflen);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2177 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
2178 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2179
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2180 tail = head;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2181 Py_INCREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2182 while (name) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2183 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
2184 Py_DECREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2185 if (next == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2186 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
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 = next;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2190 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2191 if (tail == Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2192 /* 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
2193 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
2194 doctored faulty bytecode */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2195 Py_DECREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2196 Py_DECREF(head);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2197 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2198 "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
2199 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2200 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2201
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2202 if (fromlist != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2203 if (fromlist == Py_None || !PyObject_IsTrue(fromlist))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2204 fromlist = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2205 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2206
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2207 if (fromlist == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2208 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
2209 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2210 return head;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2211 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2212
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2213 Py_DECREF(head);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2214 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
2215 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
2216 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2217 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2218
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2219 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2220 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
2221
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2222 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
2223 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
2224 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
2225 }
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
2226
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2227 PyObject *
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2228 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
2229 PyObject *fromlist, int level)
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2230 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2231 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2232 _PyImport_AcquireLock();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2233 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
2234 if (_PyImport_ReleaseLock() < 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2235 Py_XDECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2236 PyErr_SetString(PyExc_RuntimeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2237 "not holding the import lock");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2238 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2239 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2240 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
2241 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
2242
32156
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2243 /* 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
2244 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
2245 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
2246 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
2247
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2248 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
2249 the name in *p_buflen.
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2250
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2251 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
2252 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
2253 */
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
2254 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2255 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
2256 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2257 static PyObject *namestr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2258 static PyObject *pathstr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2259 static PyObject *pkgstr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2260 PyObject *pkgname, *modname, *modpath, *modules, *parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2261 int orig_level = level;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2262
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2263 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
2264 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2265
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2266 if (namestr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2267 namestr = PyString_InternFromString("__name__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2268 if (namestr == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2269 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2270 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2271 if (pathstr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2272 pathstr = PyString_InternFromString("__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2273 if (pathstr == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2274 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2275 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2276 if (pkgstr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2277 pkgstr = PyString_InternFromString("__package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2278 if (pkgstr == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2279 return NULL;
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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2282 *buf = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2283 *p_buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2284 pkgname = PyDict_GetItem(globals, pkgstr);
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 ((pkgname != NULL) && (pkgname != Py_None)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2287 /* __package__ is set, so use it */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2288 Py_ssize_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2289 if (!PyString_Check(pkgname)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2290 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2291 "__package__ set to non-string");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2292 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2293 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2294 len = PyString_GET_SIZE(pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2295 if (len == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2296 if (level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2297 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2298 "Attempted relative import in non-package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2299 return NULL;
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 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2302 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2303 if (len > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2304 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2305 "Package name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2306 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2307 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2308 strcpy(buf, PyString_AS_STRING(pkgname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2309 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2310 /* __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
2311 modname = PyDict_GetItem(globals, namestr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2312 if (modname == NULL || !PyString_Check(modname))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2313 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2314
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2315 modpath = PyDict_GetItem(globals, pathstr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2316 if (modpath != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2317 /* __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
2318 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
2319 int error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2320 if (len > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2321 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2322 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2323 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2324 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2325 strcpy(buf, PyString_AS_STRING(modname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2326 error = PyDict_SetItem(globals, pkgstr, modname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2327 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2328 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2329 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2330 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2331 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2332 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2333 /* 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
2334 char *start = PyString_AS_STRING(modname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2335 char *lastdot = strrchr(start, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2336 size_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2337 int error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2338 if (lastdot == NULL && level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2339 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2340 "Attempted relative import in non-package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2341 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2342 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2343 if (lastdot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2344 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
2345 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2346 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2347 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2348 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2349 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2350 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2351 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2352 len = lastdot - start;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2353 if (len >= MAXPATHLEN) {
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 "Module name too long");
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 strncpy(buf, start, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2359 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2360 pkgname = PyString_FromString(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2361 if (pkgname == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2362 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2363 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2364 error = PyDict_SetItem(globals, pkgstr, pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2365 Py_DECREF(pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2366 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2367 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2368 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2369 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2370 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2371 }
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 while (--level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2374 char *dot = strrchr(buf, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2375 if (dot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2376 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2377 "Attempted relative import beyond "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2378 "toplevel package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2379 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2380 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2381 *dot = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2382 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2383 *p_buflen = strlen(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2384
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2385 modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2386 parent = PyDict_GetItemString(modules, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2387 if (parent == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2388 if (orig_level < 1) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2389 PyObject *err_msg = PyString_FromFormat(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2390 "Parent module '%.200s' not found "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2391 "while handling absolute import", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2392 if (err_msg == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2393 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2394 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2395 if (!PyErr_WarnEx(PyExc_RuntimeWarning,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2396 PyString_AsString(err_msg), 1)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2397 *buf = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2398 *p_buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2399 parent = Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2400 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2401 Py_DECREF(err_msg);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2402 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2403 PyErr_Format(PyExc_SystemError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2404 "Parent module '%.200s' not loaded, "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2405 "cannot perform relative import", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2406 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2407 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2408 return parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2409 /* 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
2410 - parent.__name__ == buf
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2411 - parent.__dict__ is globals
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2412 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
2413 }
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
2414
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2415 /* 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
2416 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2417 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
2418 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
2419 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2420 char *name = *p_name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2421 char *dot = strchr(name, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2422 size_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2423 char *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2424 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2425
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2426 if (strlen(name) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2427 /* 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
2428 'from . import' (or '__import__("")')*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2429 Py_INCREF(mod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2430 *p_name = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2431 return mod;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2432 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2433
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2434 if (dot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2435 *p_name = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2436 len = strlen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2437 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2438 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2439 *p_name = dot+1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2440 len = dot-name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2441 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2442 if (len == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2443 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2444 "Empty module name");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2445 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2446 }
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 p = buf + *p_buflen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2449 if (p != buf)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2450 *p++ = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2451 if (p+len-buf >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2452 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2453 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2454 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2455 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2456 strncpy(p, name, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2457 p[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2458 *p_buflen = p+len-buf;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2459
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2460 result = import_submodule(mod, p, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2461 if (result == Py_None && altmod != mod) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2462 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2463 /* 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
2464 result = import_submodule(altmod, p, p);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2465 if (result != NULL && result != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2466 if (mark_miss(buf) != 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2467 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2468 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2469 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2470 strncpy(buf, name, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2471 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2472 *p_buflen = len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2473 }
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 if (result == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2476 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2477
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2478 if (result == Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2479 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2480 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2481 "No module named %.200s", name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2482 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2483 }
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 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
2486 }
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
2487
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
2488 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2489 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
2490 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2491 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2492 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
2493 }
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2494
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2495 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
2496 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
2497 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
2498 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2499 int i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2500
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2501 if (!PyObject_HasAttrString(mod, "__path__"))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2502 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2503
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2504 for (i = 0; ; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2505 PyObject *item = PySequence_GetItem(fromlist, i);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2506 int hasit;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2507 if (item == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2508 if (PyErr_ExceptionMatches(PyExc_IndexError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2509 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2510 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2511 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2512 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2513 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2514 if (!PyString_Check(item)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2515 PyErr_SetString(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2516 "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
2517 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2518 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2519 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2520 if (PyString_AS_STRING(item)[0] == '*') {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2521 PyObject *all;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2522 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2523 /* See if the package defines __all__ */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2524 if (recursive)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2525 continue; /* Avoid endless recursion */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2526 all = PyObject_GetAttrString(mod, "__all__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2527 if (all == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2528 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2529 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2530 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
2531 Py_DECREF(all);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2532 if (!ret)
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 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2536 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2537 hasit = PyObject_HasAttr(mod, item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2538 if (!hasit) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2539 char *subname = PyString_AS_STRING(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2540 PyObject *submod;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2541 char *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2542 if (buflen + strlen(subname) >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2543 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2544 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2545 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2546 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2547 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2548 p = buf + buflen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2549 *p++ = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2550 strcpy(p, subname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2551 submod = import_submodule(mod, subname, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2552 Py_XDECREF(submod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2553 if (submod == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2554 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2555 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2556 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2557 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2558 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2559 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2560
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2561 /* 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
2562 }
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
2563
29501
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2564 static int
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2565 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
2566 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
2567 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2568 if (mod == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2569 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2570 /* 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
2571 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
2572 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
2573 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
2574 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
2575 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
2576 if (submod == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2577 submod = PyDict_GetItemString(modules, fullname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2578 if (submod == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2579 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2580 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2581 if (PyModule_Check(mod)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2582 /* 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
2583 * 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
2584 * builtin name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2585 PyObject *dict = PyModule_GetDict(mod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2586 if (!dict)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2587 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2588 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
2589 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2590 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2591 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2592 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
2593 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2594 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2595 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
2596 }
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2597
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
2598 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2599 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
2600 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2601 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2602 PyObject *m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2603
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2604 /* Require:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2605 if mod == None: subname == fullname
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2606 else: mod.__name__ + "." + subname == fullname
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2607 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2608
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2609 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
2610 Py_INCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2611 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2612 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2613 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
2614 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2615 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2616 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2617
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2618 if (mod == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2619 path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2620 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2621 path = PyObject_GetAttrString(mod, "__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2622 if (path == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2623 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2624 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2625 return Py_None;
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 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2628
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 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
2630 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
2631 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
2632 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2633 buf[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2634 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
2635 &fp, &loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2636 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2637 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
2638 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2639 if (!PyErr_ExceptionMatches(PyExc_ImportError))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2640 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2641 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2642 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2643 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2644 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2645 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
2646 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2647 if (fp)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2648 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2649 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
2650 Py_XDECREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2651 m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2652 }
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 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2655
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2656 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
2657 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2658
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2659
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2660 /* 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
2661 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
2662
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2663 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2664 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
2665 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2666 PyInterpreterState *interp = PyThreadState_Get()->interp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2667 PyObject *modules_reloading = interp->modules_reloading;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2668 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2669 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
2670 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
2671 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2672 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2673 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2674 PyObject *newm;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2675
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2676 if (modules_reloading == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2677 Py_FatalError("PyImport_ReloadModule: "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2678 "no modules_reloading dictionary!");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2679 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2680 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2681
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2682 if (m == NULL || !PyModule_Check(m)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2683 PyErr_SetString(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2684 "reload() argument must be module");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2685 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2686 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2687 name = PyModule_GetName(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2688 if (name == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2689 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2690 if (m != PyDict_GetItemString(modules, name)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2691 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2692 "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
2693 name);
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 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
2697 if (existing_m != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2698 /* 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
2699 being reloaded. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2700 Py_INCREF(existing_m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2701 return existing_m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2702 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2703 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
2704 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2705
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2706 subname = strrchr(name, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2707 if (subname == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2708 subname = name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2709 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2710 PyObject *parentname, *parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2711 parentname = PyString_FromStringAndSize(name, (subname-name));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2712 if (parentname == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2713 imp_modules_reloading_clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2714 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2715 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2716 parent = PyDict_GetItem(modules, parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2717 if (parent == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2718 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2719 "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
2720 PyString_AS_STRING(parentname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2721 Py_DECREF(parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2722 imp_modules_reloading_clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2723 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2724 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2725 Py_DECREF(parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2726 subname++;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2727 path = PyObject_GetAttrString(parent, "__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2728 if (path == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2729 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2730 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2731 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
2732 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
2733 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
2734 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
2735 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2736 buf[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2737 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
2738 Py_XDECREF(path);
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 if (fdp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2741 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2742 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
2743 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2744 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2745 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2746
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2747 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
2748 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2749
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2750 if (fp)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2751 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2752 if (newm == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2753 /* 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
2754 * 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
2755 * 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
2756 * 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
2757 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2758 PyDict_SetItemString(modules, name, m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2759 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2760 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
2761 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2762 return newm;
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2763 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2764
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2765
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2766 /* 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
2767 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
2768 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
2769 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
2770 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
2771 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
2772 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
2773 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
2774
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2775 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2776 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
2777 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2778 static PyObject *silly_list = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2779 static PyObject *builtins_str = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2780 static PyObject *import_str = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2781 PyObject *globals = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2782 PyObject *import = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2783 PyObject *builtins = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2784 PyObject *r = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2785
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2786 /* Initialize constant string objects */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2787 if (silly_list == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2788 import_str = PyString_InternFromString("__import__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2789 if (import_str == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2790 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2791 builtins_str = PyString_InternFromString("__builtins__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2792 if (builtins_str == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2793 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2794 silly_list = Py_BuildValue("[s]", "__doc__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2795 if (silly_list == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2796 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2797 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2798
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2799 /* Get the builtins from current globals */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2800 globals = PyEval_GetGlobals();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2801 if (globals != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2802 Py_INCREF(globals);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2803 builtins = PyObject_GetItem(globals, builtins_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2804 if (builtins == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2805 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2806 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2807 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2808 /* 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
2809 builtins = PyImport_ImportModuleLevel("__builtin__",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2810 NULL, NULL, NULL, 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2811 if (builtins == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2812 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2813 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
2814 if (globals == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2815 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2816 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2817
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2818 /* 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
2819 if (PyDict_Check(builtins)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2820 import = PyObject_GetItem(builtins, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2821 if (import == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2822 PyErr_SetObject(PyExc_KeyError, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2823 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2824 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2825 import = PyObject_GetAttr(builtins, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2826 if (import == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2827 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2828
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2829 /* 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
2830 * Always use absolute import here. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2831 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
2832 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
2833
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2834 err:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2835 Py_XDECREF(globals);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2836 Py_XDECREF(builtins);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2837 Py_XDECREF(import);
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 return r;
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2840 }
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2841
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2842
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2843 /* 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
2844 importing modules.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2845 */
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2846
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2847 static PyObject *
27917
c346d095791d Remove PyArg_ParseTuple() for methods which take no args,
Neal Norwitz <nnorwitz@gmail.com>
parents: 27853
diff changeset
2848 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
2849 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2850 char buf[4];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2851
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2852 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
2853 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
2854 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
2855 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
2856
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2857 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
2858 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2859
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2860 static PyObject *
27917
c346d095791d Remove PyArg_ParseTuple() for methods which take no args,
Neal Norwitz <nnorwitz@gmail.com>
parents: 27853
diff changeset
2861 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
2862 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2863 PyObject *list;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2864 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2865
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2866 list = PyList_New(0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2867 if (list == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2868 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2869 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
2870 PyObject *item = Py_BuildValue("ssi",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2871 fdp->suffix, fdp->mode, fdp->type);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2872 if (item == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2873 Py_DECREF(list);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2874 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2875 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2876 if (PyList_Append(list, item) < 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2877 Py_DECREF(list);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2878 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2879 return NULL;
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 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2882 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2883 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
2884 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2885
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2886 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2887 call_find_module(char *name, PyObject *path)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2888 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2889 extern int fclose(FILE *);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2890 PyObject *fob, *ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2891 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
2892 char *pathname;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2893 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2894
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2895 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
2896 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
2897 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
2898 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2899 pathname[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2900 if (path == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2901 path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2902 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
2903 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
2904 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2905 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
2906 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2907 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2908 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
2909 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
2910 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2911 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
2912 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2913 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2914 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2915 fob = Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2916 Py_INCREF(fob);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2917 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2918 ret = Py_BuildValue("Os(ssi)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2919 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
2920 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
2921 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2922 return ret;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2923 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2924
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2925 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2926 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
2927 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2928 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2929 PyObject *path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2930 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
2931 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2932 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
2933 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2934
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2935 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2936 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
2937 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2938 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2939 int ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2940 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2941 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
2942 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2943 ret = init_builtin(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2944 if (ret < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2945 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2946 if (ret == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2947 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2948 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2949 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2950 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2951 Py_XINCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2952 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
2953 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2954
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2955 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2956 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
2957 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2958 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2959 int ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2960 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2961 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
2962 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2963 ret = PyImport_ImportFrozenModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2964 if (ret < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2965 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2966 if (ret == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2967 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2968 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2969 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2970 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2971 Py_XINCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2972 return m;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2973 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2974
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2975 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2976 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
2977 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2978 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2979
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2980 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
2981 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2982 return get_frozen_object(name);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2983 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2984
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2985 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2986 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
2987 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2988 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2989 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
2990 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2991 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
2992 }
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2993
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2994 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2995 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
2996 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2997 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2998 struct _frozen *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2999 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
3000 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3001 p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3002 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
3003 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3004
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3005 static FILE *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3006 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
3007 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3008 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3009 if (fob == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3010 if (mode[0] == 'U')
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3011 mode = "r" PY_STDIOTEXTMODE;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3012 fp = fopen(pathname, mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3013 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3014 PyErr_SetFromErrno(PyExc_IOError);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3015 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3016 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3017 fp = PyFile_AsFile(fob);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3018 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3019 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3020 "bad/closed file object");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3021 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3022 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
3023 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3024
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3025 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3026 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
3027 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3028 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3029 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3030 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3031 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3032 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3033 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
3034 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3035 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3036 fp = get_file(pathname, fob, "rb");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3037 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3038 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3039 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
3040 if (fob == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3041 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3042 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
3043 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3044
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3045 #ifdef HAVE_DYNAMIC_LOADING
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3046
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3047 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3048 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
3049 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3050 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3051 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3052 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3053 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3054 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3055 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
3056 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3057 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3058 if (fob) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3059 fp = get_file(pathname, fob, "r");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3060 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3061 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3062 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3063 m = _PyImport_LoadDynamicModule(name, pathname, fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3064 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
3065 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3066
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3067 #endif /* HAVE_DYNAMIC_LOADING */
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3068
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3069 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3070 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
3071 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3072 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3073 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3074 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3075 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3076 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3077 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
3078 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3079 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3080 fp = get_file(pathname, fob, "r");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3081 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3082 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3083 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
3084 if (fob == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3085 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3086 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
3087 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3088
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3089 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3090 imp_load_module(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3091 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3092 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3093 PyObject *fob;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3094 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3095 char *suffix; /* Unused */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3096 char *mode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3097 int type;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3098 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3099
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3100 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
3101 &name, &fob, &pathname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3102 &suffix, &mode, &type))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3103 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3104 if (*mode) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3105 /* 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
3106 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
3107 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
3108
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3109 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
3110 PyErr_Format(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3111 "invalid file open mode %.200s", mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3112 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3113 }
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 (fob == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3116 fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3117 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3118 if (!PyFile_Check(fob)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3119 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3120 "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
3121 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3122 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3123 fp = get_file(pathname, fob, mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3124 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3125 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3126 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3127 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
3128 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3129
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3130 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3131 imp_load_package(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3132 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3133 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3134 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3135 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
3136 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3137 return load_package(name, pathname);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3138 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3139
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3140 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3141 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
3142 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3143 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3144 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
3145 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3146 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
3147 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3148
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
3149 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
3150 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
3151 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3152 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
3153 }
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
3154
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
3155
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3156 /* Doc strings */
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3157
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3158 PyDoc_STRVAR(doc_imp,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3159 "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
3160 __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
3161
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
3162 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
3163 "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
3164 \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
3165 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
3166
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3167 PyDoc_STRVAR(doc_find_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3168 "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
3169 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
3170 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
3171 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
3172 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
3173
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3174 PyDoc_STRVAR(doc_load_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3175 "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
3176 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
3177 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
3178
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3179 PyDoc_STRVAR(doc_get_magic,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3180 "get_magic() -> string\n\
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3181 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
3182
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3183 PyDoc_STRVAR(doc_get_suffixes,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3184 "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
3185 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
3186 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
3187
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3188 PyDoc_STRVAR(doc_new_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3189 "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
3190 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
3191 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
3192
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3193 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
3194 "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
3195 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
3196 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
3197
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3198 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
3199 "acquire_lock() -> None\n\
27853
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
3200 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
3201 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
3202 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
3203 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
3204
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3205 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
3206 "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
3207 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
3208 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
3209
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3210 static PyMethodDef imp_methods[] = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3211 {"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
3212 {"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
3213 {"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
3214 {"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
3215 {"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
3216 {"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
3217 {"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
3218 {"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
3219 {"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
3220 /* The rest are obsolete */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3221 {"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
3222 {"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
3223 {"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
3224 {"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
3225 {"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
3226 {"load_compiled", imp_load_compiled, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3227 #ifdef HAVE_DYNAMIC_LOADING
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3228 {"load_dynamic", imp_load_dynamic, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3229 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3230 {"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
3231 {"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
3232 {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
3233 };
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3234
8822
bd47ee068b83 Changes for BeOS, QNX and long long, by Chris Herborth.
Guido van Rossum <guido@python.org>
parents: 8613
diff changeset
3235 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3236 setint(PyObject *d, char *name, int value)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3237 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3238 PyObject *v;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3239 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3240
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3241 v = PyInt_FromLong((long)value);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3242 err = PyDict_SetItemString(d, name, v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3243 Py_XDECREF(v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3244 return err;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3245 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3246
39253
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3247 typedef struct {
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3248 PyObject_HEAD
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3249 } NullImporter;
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3250
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3251 static int
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3252 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
3253 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3254 char *path;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3255 Py_ssize_t pathlen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3256
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3257 if (!_PyArg_NoKeywords("NullImporter()", kwds))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3258 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3259
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3260 if (!PyArg_ParseTuple(args, "s:NullImporter",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3261 &path))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3262 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3263
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3264 pathlen = strlen(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3265 if (pathlen == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3266 PyErr_SetString(PyExc_ImportError, "empty pathname");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3267 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3268 } else {
75492
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3269 if(isdir(path)) {
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3270 PyErr_SetString(PyExc_ImportError,
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3271 "existing directory");
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3272 return -1;
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3273 }
61465
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 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
3276 }
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3277
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3278 static PyObject *
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3279 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
3280 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3281 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
3282 }
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3283
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3284 static PyMethodDef NullImporter_methods[] = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3285 {"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
3286 "Always return None"
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3287 },
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3288 {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
3289 };
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3290
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3291
43895
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
3292 PyTypeObject PyNullImporter_Type = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3293 PyVarObject_HEAD_INIT(NULL, 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3294 "imp.NullImporter", /*tp_name*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3295 sizeof(NullImporter), /*tp_basicsize*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3296 0, /*tp_itemsize*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3297 0, /*tp_dealloc*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3298 0, /*tp_print*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3299 0, /*tp_getattr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3300 0, /*tp_setattr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3301 0, /*tp_compare*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3302 0, /*tp_repr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3303 0, /*tp_as_number*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3304 0, /*tp_as_sequence*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3305 0, /*tp_as_mapping*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3306 0, /*tp_hash */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3307 0, /*tp_call*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3308 0, /*tp_str*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3309 0, /*tp_getattro*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3310 0, /*tp_setattro*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3311 0, /*tp_as_buffer*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3312 Py_TPFLAGS_DEFAULT, /*tp_flags*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3313 "Null importer object", /* tp_doc */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3314 0, /* tp_traverse */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3315 0, /* tp_clear */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3316 0, /* tp_richcompare */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3317 0, /* tp_weaklistoffset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3318 0, /* tp_iter */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3319 0, /* tp_iternext */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3320 NullImporter_methods, /* tp_methods */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3321 0, /* tp_members */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3322 0, /* tp_getset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3323 0, /* tp_base */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3324 0, /* tp_dict */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3325 0, /* tp_descr_get */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3326 0, /* tp_descr_set */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3327 0, /* tp_dictoffset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3328 (initproc)NullImporter_init, /* tp_init */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3329 0, /* tp_alloc */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3330 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
3331 };
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3332
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3333
30311
f003e48f562d Bug #794140: cygwin builds do not embed
Jason Tishler <jason@tishler.net>
parents: 29812
diff changeset
3334 PyMODINIT_FUNC
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3335 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
3336 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3337 PyObject *m, *d;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3338
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3339 if (PyType_Ready(&PyNullImporter_Type) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3340 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3341
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3342 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
3343 NULL, PYTHON_API_VERSION);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3344 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3345 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3346 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3347 if (d == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3348 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3349
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3350 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
3351 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
3352 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
3353 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
3354 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
3355 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
3356 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
3357 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
3358 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
3359 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
3360
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3361 Py_INCREF(&PyNullImporter_Type);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3362 PyModule_AddObject(m, "NullImporter", (PyObject *)&PyNullImporter_Type);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3363 failure:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3364 ;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3365 }
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3366
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3367
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
3368 /* 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
3369 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
3370 *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
3371 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
3372
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3373 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
3374
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3375 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3376 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
3377 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3378 static struct _inittab *our_copy = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3379 struct _inittab *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3380 int i, n;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3381
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3382 /* 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
3383 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
3384 ;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3385 if (n == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3386 return 0; /* Nothing to do */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3387 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
3388 ;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3389
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3390 /* 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
3391 p = our_copy;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3392 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
3393 if (p == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3394 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3395
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3396 /* 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
3397 if (our_copy != PyImport_Inittab)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3398 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
3399 PyImport_Inittab = our_copy = p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3400 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
3401
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3402 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
3403 }
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3404
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3405 /* 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
3406
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3407 int
52718
1ef3da6c434c PyImport_AppendInittab() took a char * as a first argument even though that
Brett Cannon <bcannon@gmail.com>
parents: 51920
diff changeset
3408 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
3409 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3410 struct _inittab newtab[2];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3411
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3412 memset(newtab, '\0', sizeof newtab);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3413
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
3414 newtab[0].name = (char *)name;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3415 newtab[0].initfunc = initfunc;
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 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
3418 }
37655
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3419
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3420 #ifdef __cplusplus
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3421 }
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3422 #endif