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annotate Python/import.c @ 75878:e303c55be470 2.7

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this should technicaly be identifier
author Benjamin Peterson <benjamin@python.org>
date Thu, 22 Mar 2012 10:39:16 -0400
parents ad030571e6c0
children b82a471d2c5e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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145
853b736a6a9e Added copyright notice.
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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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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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e149c77d173c Makefile, import.c: Lance's alternative module search (allow .pyc file
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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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41
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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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343597c7d682 Speed up with statements by storing the __exit__ method on the stack instead of in a temp variable (bumps the magic number for pyc files)
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73 Python 2.6a1: 62161 (WITH_CLEANUP optimization)
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94e79d78dff0 Issue #2183: Simplify and optimize bytecode for list comprehensions.
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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. */
c8dbd5f70288 Marc-Andre Lemburg:
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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
b2dfff06789c Instead of using _PyImport_Inittab[] directly, use the new "official"
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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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6c218b9c5c4c Extracted Windows directory detection from NullImporter.__init__. This greatly simplifies the code and fixes issue6727.
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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>
parents: 30311
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627 if not, create a new one and insert it in the modules dictionary.
2198
27557e70a8f0 fix import related leaks
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628 Because the former action is most common, THIS DOES NOT RETURN A
27557e70a8f0 fix import related leaks
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diff changeset
629 'NEW' REFERENCE! */
2052
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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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parents: 59822
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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parents: 59822
diff changeset
687 and re-use its dict to exec the new code. */
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parents: 59822
diff changeset
688 d = PyModule_GetDict(m);
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parents: 59822
diff changeset
689 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
690 if (PyDict_SetItemString(d, "__builtins__",
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parents: 59822
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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
714 if ((m = PyDict_GetItemString(modules, name)) == NULL) {
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parents: 59822
diff changeset
715 PyErr_Format(PyExc_ImportError,
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parents: 59822
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
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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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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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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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diff changeset
774 magic = PyMarshal_ReadLongFromFile(fp);
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diff changeset
775 if (magic != pyc_magic) {
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diff changeset
776 if (Py_VerboseFlag)
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diff changeset
777 PySys_WriteStderr("# %s has bad magic\n", cpathname);
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diff changeset
778 fclose(fp);
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diff changeset
779 return NULL;
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diff changeset
780 }
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diff changeset
781 pyc_mtime = PyMarshal_ReadLongFromFile(fp);
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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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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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803 return NULL;
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804 if (!PyCode_Check(co)) {
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diff changeset
805 PyErr_Format(PyExc_ImportError,
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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
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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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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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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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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
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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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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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diff changeset
861 }
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diff changeset
862 PyArena_Free(arena);
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diff changeset
863 return co;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
864 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
865
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
866
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
867 /* Helper to open a bytecode file for writing in exclusive mode */
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
868
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
869 static FILE *
45470
3915d5f650fa Issue #2051 and patch from Alexander Belopolsky:
Christian Heimes <christian@cheimes.de>
parents: 45059
diff changeset
870 open_exclusive(char *filename, mode_t mode)
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
871 {
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
872 #if defined(O_EXCL)&&defined(O_CREAT)&&defined(O_WRONLY)&&defined(O_TRUNC)
61465
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parents: 59822
diff changeset
873 /* Use O_EXCL to avoid a race condition when another process tries to
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parents: 59822
diff changeset
874 write the same file. When that happens, our open() call fails,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
875 which is just fine (since it's only a cache).
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parents: 59822
diff changeset
876 XXX If the file exists and is writable but the directory is not
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parents: 59822
diff changeset
877 writable, the file will never be written. Oh well.
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diff changeset
878 */
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diff changeset
879 int fd;
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diff changeset
880 (void) unlink(filename);
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parents: 59822
diff changeset
881 fd = open(filename, O_EXCL|O_CREAT|O_WRONLY|O_TRUNC
14921
3db8b8031a6a The 2.0b2 change to write .pyc files in exclusive mode (if possible)
Tim Peters <tim.peters@gmail.com>
parents: 14708
diff changeset
882 #ifdef O_BINARY
61465
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diff changeset
883 |O_BINARY /* necessary for Windows */
14921
3db8b8031a6a The 2.0b2 change to write .pyc files in exclusive mode (if possible)
Tim Peters <tim.peters@gmail.com>
parents: 14708
diff changeset
884 #endif
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
885 #ifdef __VMS
61465
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parents: 59822
diff changeset
886 , mode, "ctxt=bin", "shr=nil"
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
887 #else
61465
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parents: 59822
diff changeset
888 , mode
26550
b9c912e2c3c0 Patch #614055: Support OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 26461
diff changeset
889 #endif
61465
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diff changeset
890 );
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parents: 59822
diff changeset
891 if (fd < 0)
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diff changeset
892 return NULL;
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parents: 59822
diff changeset
893 return fdopen(fd, "wb");
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
894 #else
61465
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diff changeset
895 /* Best we can do -- on Windows this can't happen anyway */
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diff changeset
896 return fopen(filename, "wb");
14708
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
897 #endif
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
898 }
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
899
89b2aee43e0b On Unix, use O_EXCL when creating the .pyc/.pyo files, to avoid a race condition
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
900
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
901 /* Write a compiled module to a file, placing the time of last
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
902 modification of its source into the header.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
903 Errors are ignored, if a write error occurs an attempt is made to
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
904 remove the file. */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
905
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
906 static void
45470
3915d5f650fa Issue #2051 and patch from Alexander Belopolsky:
Christian Heimes <christian@cheimes.de>
parents: 45059
diff changeset
907 write_compiled_module(PyCodeObject *co, char *cpathname, struct stat *srcstat)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
908 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
909 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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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Antoine Pitrou <solipsis@pitrou.net>
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;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
960 constants = co->co_consts;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
961 n = PyTuple_GET_SIZE(constants);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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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Antoine Pitrou <solipsis@pitrou.net>
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);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
984 update_code_filenames(co, oldname, newname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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
Antoine Pitrou <solipsis@pitrou.net>
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;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1001 PyCodeObject *co;
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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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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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Antoine Pitrou <solipsis@pitrou.net>
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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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1022 cpathname = make_compiled_pathname(pathname, buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1023 (size_t)MAXPATHLEN + 1);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1024 if (cpathname != NULL &&
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1025 (fpc = check_compiled_module(pathname, st.st_mtime, cpathname))) {
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Antoine Pitrou <solipsis@pitrou.net>
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);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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:
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1057 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
1058 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
1059 }
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
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1062 /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1063 static PyObject *load_module(char *, FILE *, char *, int, PyObject *);
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1064 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
1065 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
1066 static struct _frozen *find_frozen(char *name);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1067
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1068 /* 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
1069 REFERENCE COUNT */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1070
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1071 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1072 load_package(char *name, char *pathname)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1073 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1074 PyObject *m, *d;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1075 PyObject *file = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1076 PyObject *path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1077 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
1078 char *buf = NULL;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1079 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1080 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1081
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1082 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1083 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1084 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1085 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1086 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
1087 name, pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1088 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1089 file = PyString_FromString(pathname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1090 if (file == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1091 goto error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1092 path = Py_BuildValue("[O]", file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1093 if (path == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1094 goto error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1095 err = PyDict_SetItemString(d, "__file__", file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1096 if (err == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1097 err = PyDict_SetItemString(d, "__path__", path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1098 if (err != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1099 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
1100 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
1101 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
1102 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
1103 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
1104 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1105 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
1106 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
1107 if (fdp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1108 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1109 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1110 Py_INCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1111 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1112 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1113 m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1114 goto cleanup;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1115 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1116 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
1117 if (fp != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1118 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1119 goto cleanup;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1120
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
1121 error:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1122 m = NULL;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1123 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
1124 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
1125 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1126 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1127 Py_XDECREF(file);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1128 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1129 }
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 /* Helper to test for built-in module */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1133
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1134 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1135 is_builtin(char *name)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1136 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1137 int i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1138 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
1139 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
1140 if (PyImport_Inittab[i].initfunc == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1141 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1142 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1143 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1144 }
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 return 0;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1147 }
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
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1150 /* 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
1151 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
1152 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
1153 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
1154 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
1155 import mechanism. Cache the result in path_importer_cache.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1156 Returns a borrowed reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1157
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1158 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1159 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
1160 PyObject *p)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1161 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1162 PyObject *importer;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1163 Py_ssize_t j, nhooks;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1164
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1165 /* These conditions are the caller's responsibility: */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1166 assert(PyList_Check(path_hooks));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1167 assert(PyDict_Check(path_importer_cache));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1168
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1169 nhooks = PyList_Size(path_hooks);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1170 if (nhooks < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1171 return NULL; /* Shouldn't happen */
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parents: 59822
diff changeset
1172
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parents: 59822
diff changeset
1173 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
1174 if (importer != NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1175 return importer;
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parents: 59822
diff changeset
1176
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parents: 59822
diff changeset
1177 /* set path_importer_cache[p] to None to avoid recursion */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1178 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
1179 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1180
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1181 for (j = 0; j < nhooks; j++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1182 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
1183 if (hook == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1184 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1185 importer = PyObject_CallFunctionObjArgs(hook, p, NULL);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1186 if (importer != NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1187 break;
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parents: 59822
diff changeset
1188
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1189 if (!PyErr_ExceptionMatches(PyExc_ImportError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1190 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1191 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1192 PyErr_Clear();
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parents: 59822
diff changeset
1193 }
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parents: 59822
diff changeset
1194 if (importer == NULL) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1195 importer = PyObject_CallFunctionObjArgs(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1196 (PyObject *)&PyNullImporter_Type, p, NULL
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1197 );
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1198 if (importer == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1199 if (PyErr_ExceptionMatches(PyExc_ImportError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1200 PyErr_Clear();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1201 return Py_None;
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parents: 59822
diff changeset
1202 }
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parents: 59822
diff changeset
1203 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1204 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1205 if (importer != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1206 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
1207 Py_DECREF(importer);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1208 if (err != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1209 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1210 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1211 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1212 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1213
43895
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
1214 PyAPI_FUNC(PyObject *)
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
1215 PyImport_GetImporter(PyObject *path) {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1216 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
1217
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1218 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
1219 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
1220 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
1221 path_hooks, path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1222 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1223 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1224 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
1225 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1226 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1227
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1228 /* 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
1229 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
1230 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
1231
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1232 #ifdef MS_COREDLL
13663
29da35543833 ANSIfy as many declarations as possible.
Thomas Wouters <thomas@python.org>
parents: 13658
diff changeset
1233 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
1234 char *, Py_ssize_t);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1235 #endif
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1236
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1237 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
1238 static int find_init_module(char *); /* Forward */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1239 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
1240
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1241 static struct filedescr *
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1242 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
1243 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
1244 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1245 Py_ssize_t i, npath;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1246 size_t len, namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1247 struct filedescr *fdp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1248 char *filemode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1249 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1250 PyObject *path_hooks, *path_importer_cache;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1251 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
1252 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
1253 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
1254 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
1255 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1256 size_t saved_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1257 size_t saved_namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1258 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
1259 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1260 if (p_loader != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1261 *p_loader = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1262
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1263 if (strlen(subname) > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1264 PyErr_SetString(PyExc_OverflowError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1265 "module name is too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1266 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1267 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1268 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
1269 if (name == NULL) {
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1270 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
1271 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1272 strcpy(name, subname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1273
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1274 /* sys.meta_path import hook */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1275 if (p_loader != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1276 PyObject *meta_path;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1277
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1278 meta_path = PySys_GetObject("meta_path");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1279 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
1280 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1281 "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
1282 "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
1283 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1284 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1285 Py_INCREF(meta_path); /* zap guard */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1286 npath = PyList_Size(meta_path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1287 for (i = 0; i < npath; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1288 PyObject *loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1289 PyObject *hook = PyList_GetItem(meta_path, i);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1290 loader = PyObject_CallMethod(hook, "find_module",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1291 "sO", fullname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1292 path != NULL ?
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1293 path : Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1294 if (loader == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1295 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
1296 goto error_exit; /* true error */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1297 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1298 if (loader != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1299 /* a loader was found */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1300 *p_loader = loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1301 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
1302 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1303 return &importhookdescr;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1304 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1305 Py_DECREF(loader);
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(meta_path);
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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1310 if (path != NULL && PyString_Check(path)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1311 /* 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
1312 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
1313 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
1314 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1315 "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
1316 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1317 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1318 strcpy(buf, PyString_AsString(path));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1319 strcat(buf, ".");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1320 strcat(buf, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1321 strcpy(name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1322 if (find_frozen(name) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1323 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
1324 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1325 return &fd_frozen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1326 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1327 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1328 "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
1329 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1330 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1331 if (path == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1332 if (is_builtin(name)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1333 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
1334 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1335 return &fd_builtin;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1336 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1337 if ((find_frozen(name)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1338 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
1339 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1340 return &fd_frozen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1341 }
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1342
4111
90216e907345 PYTHONWIN -> MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3964
diff changeset
1343 #ifdef MS_COREDLL
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1344 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
1345 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1346 *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
1347 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1348 return fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1349 }
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1350 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1351 path = PySys_GetObject("path");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1352 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1353 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
1354 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1355 "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
1356 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1357 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1358
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1359 path_hooks = PySys_GetObject("path_hooks");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1360 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
1361 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1362 "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
1363 "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
1364 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1365 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1366 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
1367 if (path_importer_cache == NULL ||
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1368 !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
1369 PyErr_SetString(PyExc_RuntimeError,
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1370 "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
1371 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1372 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1373
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1374 npath = PyList_Size(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1375 namelen = strlen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1376 for (i = 0; i < npath; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1377 PyObject *copy = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1378 PyObject *v = PyList_GetItem(path, i);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1379 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
1380 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
1381 #ifdef Py_USING_UNICODE
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1382 if (PyUnicode_Check(v)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1383 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
1384 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
1385 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
1386 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1387 v = copy;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1388 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1389 else
23879
08475c87d24f Apply diff2.txt from SF patch http://www.python.org/sf/566999
Walter Dörwald <walter@livinglogic.de>
parents: 23851
diff changeset
1390 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1391 if (!PyString_Check(v))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1392 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1393 len = PyString_GET_SIZE(v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1394 if (len + 2 + namelen + MAXSUFFIXSIZE >= buflen) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1395 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1396 continue; /* Too long */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1397 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1398 strcpy(buf, PyString_AS_STRING(v));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1399 if (strlen(buf) != len) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1400 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1401 continue; /* v contains '\0' */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1402 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1403
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1404 /* sys.path_hooks import hook */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1405 if (p_loader != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1406 PyObject *importer;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1407
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1408 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
1409 path_hooks, v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1410 if (importer == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1411 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
1412 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1413 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1414 /* Note: importer is a borrowed reference */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1415 if (importer != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1416 PyObject *loader;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1417 loader = PyObject_CallMethod(importer,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1418 "find_module",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1419 "s", fullname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1420 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1421 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
1422 goto error_exit; /* error */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1423 if (loader != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1424 /* a loader was found */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1425 *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
1426 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1427 return &importhookdescr;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1428 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1429 Py_DECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1430 continue;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1431 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1432 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1433 /* 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
1434
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1435 if (len > 0 && buf[len-1] != SEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1436 #ifdef ALTSEP
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1437 && buf[len-1] != ALTSEP
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1438 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1439 )
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1440 buf[len++] = SEP;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1441 strcpy(buf+len, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1442 len += namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1443
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1444 /* 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
1445 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
1446 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
1447 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
1448 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
1449 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
1450 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1451 return &fd_package;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1452 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1453 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1454 char warnstr[MAXPATHLEN+80];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1455 sprintf(warnstr, "Not importing directory "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1456 "'%.*s': missing __init__.py",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1457 MAXPATHLEN, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1458 if (PyErr_Warn(PyExc_ImportWarning,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1459 warnstr)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1460 Py_XDECREF(copy);
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1461 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1462 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1463 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1464 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1465 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1466 /* 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
1467 * after the 8 character DLL hackery
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1468 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1469 saved_buf = strdup(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1470 saved_len = len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1471 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
1472 #endif /* PYOS_OS2 */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1473 for (fdp = _PyImport_Filetab; fdp->suffix != NULL; fdp++) {
42736
ddefbdbdbcb5 Backport fix of #1752175.
Georg Brandl <georg@python.org>
parents: 41573
diff changeset
1474 #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
1475 /* 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
1476 extension)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1477 * 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
1478 * 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
1479 * truncate the name before trying
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1480 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1481 if (strlen(subname) > 8) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1482 /* 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
1483 const struct filedescr *scan;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1484 scan = _PyImport_DynLoadFiletab;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1485 while (scan->suffix != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1486 if (!strcmp(scan->suffix, fdp->suffix))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1487 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1488 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1489 scan++;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1490 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1491 if (scan->suffix != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1492 /* yes, so truncate the name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1493 namelen = 8;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1494 len -= strlen(subname) - namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1495 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1496 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1497 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1498 #endif /* PYOS_OS2 */
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1499 strcpy(buf+len, fdp->suffix);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1500 if (Py_VerboseFlag > 1)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1501 PySys_WriteStderr("# trying %s\n", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1502 filemode = fdp->mode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1503 if (filemode[0] == 'U')
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1504 filemode = "r" PY_STDIOTEXTMODE;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1505 fp = fopen(buf, filemode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1506 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1507 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
1508 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1509 else { /* continue search */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1510 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1511 fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1512 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1513 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1514 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1515 /* restore the saved snapshot */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1516 strcpy(buf, saved_buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1517 len = saved_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1518 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
1519 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1520 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1521 #if defined(PYOS_OS2)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1522 /* 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
1523 if (saved_buf)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1524 {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1525 free(saved_buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1526 saved_buf = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1527 }
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1528 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1529 Py_XDECREF(copy);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1530 if (fp != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1531 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1532 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1533 if (fp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1534 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1535 "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
1536 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1537 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1538 *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
1539 PyMem_FREE(name);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1540 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
1541
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
1542 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
1543 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
1544 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
1545 }
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1546
33680
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1547 /* 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
1548 * 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
1549 */
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1550 struct filedescr *
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1551 _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
1552 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
1553 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1554 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
1555 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
1556 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1557
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1558 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
1559 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1560 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
1561 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script
Raymond Hettinger <python@rcn.com>
parents: 33542
diff changeset
1562
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1563 /* 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
1564 * 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
1565 * /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
1566 * ^ ^ ^ ^
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1567 * |--------------------- buf ---------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1568 * |------------------- len ------------------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1569 * |------ name -------|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1570 * |----- namelen -----|
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1571 * 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
1572 * 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
1573 *
f55f35dc5320 More MacOSX fiddling. As noted in a comment, I believe all variations
Tim Peters <tim.peters@gmail.com>
parents: 16896
diff changeset
1574 * 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
1575 * 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
1576 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1577 * 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
1578 * 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
1579 * 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
1580 *
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1581 * 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
1582 * 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
1583 * 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
1584 * 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
1585 */
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1586
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1587 /* 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
1588 * 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
1589 */
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1590 #if defined(MS_WINDOWS)
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1591 #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
1592
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1593 #elif defined(DJGPP)
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1594 #include <dir.h>
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1595
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1596 #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
1597 #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
1598 #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
1599
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1600 #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
1601 #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
1602 #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
1603 #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
1604 #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
1605
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1606 #elif defined(RISCOS)
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1607 #include "oslib/osfscontrol.h"
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1608 #endif
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1609
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1610 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
1611 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
1612 {
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1613 /* 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
1614 * match the sequence just above.
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1615 */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1616
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1617 /* MS_WINDOWS */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1618 #if defined(MS_WINDOWS)
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1619 WIN32_FIND_DATA data;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1620 HANDLE h;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1621
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1622 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1623 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1624
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1625 h = FindFirstFile(buf, &data);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1626 if (h == INVALID_HANDLE_VALUE) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1627 PyErr_Format(PyExc_NameError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1628 "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
1629 name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1630 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1631 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1632 FindClose(h);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1633 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
1634
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1635 /* DJGPP */
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1636 #elif defined(DJGPP)
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1637 struct ffblk ffblk;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1638 int done;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1639
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1640 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1641 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1642
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1643 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
1644 if (done) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1645 PyErr_Format(PyExc_NameError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1646 "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
1647 name, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1648 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1649 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1650 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
1651
34961
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1652 /* new-fangled macintosh (macosx) or Cygwin */
4a33c58c319c Patch #1197318: Cygwin case-sensitive import patch
Jason Tishler <jason@tishler.net>
parents: 33680
diff changeset
1653 #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
1654 DIR *dirp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1655 struct dirent *dp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1656 char dirname[MAXPATHLEN + 1];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1657 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
1658
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1659 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1660 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1661
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1662 /* 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
1663 if (dirlen <= 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1664 dirname[0] = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1665 dirname[1] = '\0';
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1666 }
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parents: 59822
diff changeset
1667 else {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1668 assert(dirlen <= MAXPATHLEN);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1669 memcpy(dirname, buf, dirlen);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1670 dirname[dirlen] = '\0';
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1671 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1672 /* 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
1673 dirp = opendir(dirname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1674 if (dirp) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1675 char *nameWithExt = buf + len - namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1676 while ((dp = readdir(dirp)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1677 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
1678 #ifdef _DIRENT_HAVE_D_NAMELEN
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1679 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
1680 #else
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1681 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
1682 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1683 if (thislen >= namelen &&
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1684 strcmp(dp->d_name, nameWithExt) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1685 (void)closedir(dirp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1686 return 1; /* Found */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1687 }
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parents: 59822
diff changeset
1688 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1689 (void)closedir(dirp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1690 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1691 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
1692
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1693 /* RISC OS */
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1694 #elif defined(RISCOS)
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1695 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
1696 char buf2[MAXPATHLEN+2];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1697 char *nameWithExt = buf+len-namelen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1698 int canonlen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1699 os_error *e;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1700
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1701 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1702 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1703
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1704 /* workaround:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1705 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
1706 strcpy(buf2, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1707 strcat(buf2, "*");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1708
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1709 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
1710 canonlen = MAXPATHLEN+1-canonlen;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1711 if (e || canonlen<=0 || canonlen>(MAXPATHLEN+1) )
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1712 return 0;
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parents: 59822
diff changeset
1713 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
1714 return 1; /* match */
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parents: 59822
diff changeset
1715
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1716 return 0;
20654
edd9d0b3c47e SF patch #474590 -- RISC OS support
Guido van Rossum <guido@python.org>
parents: 20527
diff changeset
1717
22054
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1718 /* OS/2 */
5cbcfde3ad55 OS/2 EMX port changes (Python part of patch #450267):
Andrew MacIntyre <andymac@bullseye.apana.org.au>
parents: 21886
diff changeset
1719 #elif defined(PYOS_OS2)
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1720 HDIR hdir = 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1721 ULONG srchcnt = 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1722 FILEFINDBUF3 ffbuf;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1723 APIRET rc;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1724
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1725 if (Py_GETENV("PYTHONCASEOK") != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1726 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1727
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1728 rc = DosFindFirst(buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1729 &hdir,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1730 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
1731 &ffbuf, sizeof(ffbuf),
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1732 &srchcnt,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1733 FIL_STANDARD);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1734 if (rc != NO_ERROR)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1735 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1736 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
1737
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1738 /* 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
1739 #else
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1740 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
1741
16828
3b05212c1616 Implement PEP 235: Import on Case-Insensitive Platforms.
Tim Peters <tim.peters@gmail.com>
parents: 16712
diff changeset
1742 #endif
7305
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
1743 }
067e4813c6d6 Added DJGPP version of check_case(), by Pit Scrorpion (Hans Nowak).
Guido van Rossum <guido@python.org>
parents: 7290
diff changeset
1744
7290
72d531d54572 Add case checking feature on import.
Guido van Rossum <guido@python.org>
parents: 7232
diff changeset
1745
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1746 #ifdef HAVE_STAT
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1747 /* 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
1748 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1749 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
1750 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1751 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
1752 size_t i = save_len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1753 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
1754 struct stat statbuf;
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parents: 59822
diff changeset
1755
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1756 /* For calling case_ok(buf, len, namelen, name):
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1757 * /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
1758 * ^ ^ ^ ^
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parents: 59822
diff changeset
1759 * |--------------------- buf ---------------------|
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1760 * |------------------- len ------------------|
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1761 * |------ name -------|
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1762 * |----- namelen -----|
18388
06332b3c4335 SF bug #438295: [Windows] __init__.py cause strange behavior
Tim Peters <tim.peters@gmail.com>
parents: 17642
diff changeset
1763 */
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1764 if (save_len + 13 >= MAXPATHLEN)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1765 return 0;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1766 buf[i++] = SEP;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1767 pname = buf + i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1768 strcpy(pname, "__init__.py");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1769 if (stat(buf, &statbuf) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1770 if (case_ok(buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1771 save_len + 9, /* len("/__init__") */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1772 8, /* len("__init__") */
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parents: 59822
diff changeset
1773 pname)) {
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parents: 59822
diff changeset
1774 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1775 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1776 }
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parents: 59822
diff changeset
1777 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1778 i += strlen(pname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1779 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
1780 if (stat(buf, &statbuf) == 0) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1781 if (case_ok(buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1782 save_len + 9, /* len("/__init__") */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1783 8, /* len("__init__") */
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parents: 59822
diff changeset
1784 pname)) {
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parents: 59822
diff changeset
1785 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1786 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1787 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1788 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1789 buf[save_len] = '\0';
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1790 return 0;
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1791 }
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1792
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1793 #else
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 #ifdef RISCOS
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1796 static int
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1797 find_init_module(buf)
61465
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parents: 59822
diff changeset
1798 char *buf;
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1799 {
61465
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diff changeset
1800 int save_len = strlen(buf);
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diff changeset
1801 int i = save_len;
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diff changeset
1802
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diff changeset
1803 if (save_len + 13 >= MAXPATHLEN)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1804 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1805 buf[i++] = SEP;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1806 strcpy(buf+i, "__init__/py");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1807 if (isfile(buf)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1808 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1809 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1810 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1811
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1812 if (Py_OptimizeFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1813 strcpy(buf+i, "o");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1814 else
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1815 strcpy(buf+i, "c");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1816 if (isfile(buf)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1817 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1818 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1819 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1820 buf[save_len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1821 return 0;
16947
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1822 }
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1823 #endif /*RISCOS*/
b25131bc6ec7 RISCOS changes by dschwertberger.
Guido van Rossum <guido@python.org>
parents: 16932
diff changeset
1824
6542
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1825 #endif /* HAVE_STAT */
62bdb1cbe0f5 New policy for package imports: only a directory containing
Guido van Rossum <guido@python.org>
parents: 6541
diff changeset
1826
1410
315272ec4d5b * import.c (get_module): total rewrite, to ensure proper search order: for
Guido van Rossum <guido@python.org>
parents: 1362
diff changeset
1827
13447
a89f7f268de4 Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents: 13266
diff changeset
1828 static int init_builtin(char *); /* Forward */
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1829
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1830 /* 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
1831 its module object WITH INCREMENTED REFERENCE COUNT */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1832
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1833 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
1834 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
1835 {
61465
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diff changeset
1836 PyObject *modules;
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parents: 59822
diff changeset
1837 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1838 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1839
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1840 /* 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
1841 switch (type) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1842 case PY_SOURCE:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1843 case PY_COMPILED:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1844 if (fp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1845 PyErr_Format(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1846 "file object required for import (type code %d)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1847 type);
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parents: 59822
diff changeset
1848 return NULL;
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parents: 59822
diff changeset
1849 }
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parents: 59822
diff changeset
1850 }
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parents: 59822
diff changeset
1851
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1852 switch (type) {
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parents: 59822
diff changeset
1853
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1854 case PY_SOURCE:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1855 m = load_source_module(name, pathname, fp);
61465
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parents: 59822
diff changeset
1856 break;
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parents: 59822
diff changeset
1857
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1858 case PY_COMPILED:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1859 m = load_compiled_module(name, pathname, fp);
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1860 break;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1861
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1862 #ifdef HAVE_DYNAMIC_LOADING
61465
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1863 case C_EXTENSION:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1864 m = _PyImport_LoadDynamicModule(name, pathname, fp);
61465
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diff changeset
1865 break;
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1866 #endif
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1867
61465
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1868 case PKG_DIRECTORY:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1869 m = load_package(name, pathname);
61465
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diff changeset
1870 break;
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diff changeset
1871
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parents: 59822
diff changeset
1872 case C_BUILTIN:
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parents: 59822
diff changeset
1873 case PY_FROZEN:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1874 if (pathname != NULL && pathname[0] != '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
1875 name = pathname;
61465
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diff changeset
1876 if (type == C_BUILTIN)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1877 err = init_builtin(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1878 else
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parents: 59822
diff changeset
1879 err = PyImport_ImportFrozenModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1880 if (err < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1881 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1882 if (err == 0) {
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parents: 59822
diff changeset
1883 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1884 "Purported %s module %.200s not found",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1885 type == C_BUILTIN ?
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parents: 59822
diff changeset
1886 "builtin" : "frozen",
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parents: 59822
diff changeset
1887 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1888 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1889 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1890 modules = PyImport_GetModuleDict();
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parents: 59822
diff changeset
1891 m = PyDict_GetItemString(modules, name);
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parents: 59822
diff changeset
1892 if (m == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1893 PyErr_Format(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1894 PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1895 "%s module %.200s not properly initialized",
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parents: 59822
diff changeset
1896 type == C_BUILTIN ?
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parents: 59822
diff changeset
1897 "builtin" : "frozen",
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diff changeset
1898 name);
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parents: 59822
diff changeset
1899 return NULL;
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parents: 59822
diff changeset
1900 }
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parents: 59822
diff changeset
1901 Py_INCREF(m);
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parents: 59822
diff changeset
1902 break;
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parents: 59822
diff changeset
1903
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parents: 59822
diff changeset
1904 case IMP_HOOK: {
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parents: 59822
diff changeset
1905 if (loader == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1906 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1907 "import hook without loader");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1908 return NULL;
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parents: 59822
diff changeset
1909 }
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parents: 59822
diff changeset
1910 m = PyObject_CallMethod(loader, "load_module", "s", name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1911 break;
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parents: 59822
diff changeset
1912 }
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diff changeset
1913
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1914 default:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1915 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1916 "Don't know how to import %.200s (type code %d)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
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parents: 59822
diff changeset
1917 name, type);
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diff changeset
1918 m = NULL;
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diff changeset
1919
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diff changeset
1920 }
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diff changeset
1921
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diff changeset
1922 return m;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1923 }
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
1924
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1925
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1926 /* Initialize a built-in module.
39978
47ab0c27dd1f Fix minor typo in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 39901
diff changeset
1927 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
1928 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
1929
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1930 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1931 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
1932 {
61465
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diff changeset
1933 struct _inittab *p;
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diff changeset
1934
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1935 if (_PyImport_FindExtension(name, name) != NULL)
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diff changeset
1936 return 1;
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diff changeset
1937
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1938 for (p = PyImport_Inittab; p->name != NULL; p++) {
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parents: 59822
diff changeset
1939 if (strcmp(name, p->name) == 0) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1940 if (p->initfunc == NULL) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1941 PyErr_Format(PyExc_ImportError,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1942 "Cannot re-init internal module %.200s",
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1943 name);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1944 return -1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1945 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1946 if (Py_VerboseFlag)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1947 PySys_WriteStderr("import %s # builtin\n", name);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1948 (*p->initfunc)();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1949 if (PyErr_Occurred())
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1950 return -1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1951 if (_PyImport_FixupExtension(name, name) == NULL)
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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 return 1;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1954 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1955 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1956 return 0;
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1957 }
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1958
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1959
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1960 /* 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
1961
3683
ec39264311ff struct frozen is now struct _frozen and comes from import.h.
Guido van Rossum <guido@python.org>
parents: 3590
diff changeset
1962 static struct _frozen *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1963 find_frozen(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1964 {
61465
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1965 struct _frozen *p;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1966
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1967 for (p = PyImport_FrozenModules; ; p++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1968 if (p->name == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1969 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1970 if (strcmp(p->name, name) == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1971 break;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1972 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1973 return p;
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1974 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1975
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1976 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1977 get_frozen_object(char *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1978 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1979 struct _frozen *p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1980 int size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1981
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1982 if (p == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1983 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1984 "No such frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1985 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1986 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1987 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1988 if (p->code == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1989 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1990 "Excluded frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1991 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1992 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1993 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1994 size = p->size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1995 if (size < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1996 size = -size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
1997 return PyMarshal_ReadObjectFromString((char *)p->code, size);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1998 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1999
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2000 /* Initialize a frozen module.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2001 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
2002 an exception set if the initialization failed.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2003 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
2004
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
2005 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2006 PyImport_ImportFrozenModule(char *name)
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2007 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2008 struct _frozen *p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2009 PyObject *co;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2010 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2011 int ispackage;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2012 int size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2013
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2014 if (p == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2015 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2016 if (p->code == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2017 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2018 "Excluded frozen object named %.200s",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2019 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2020 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2021 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2022 size = p->size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2023 ispackage = (size < 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2024 if (ispackage)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2025 size = -size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2026 if (Py_VerboseFlag)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2027 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
2028 name, ispackage ? " package" : "");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2029 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
2030 if (co == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2031 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2032 if (!PyCode_Check(co)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2033 PyErr_Format(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2034 "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
2035 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2036 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2037 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2038 if (ispackage) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2039 /* Set __path__ to the package name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2040 PyObject *d, *s;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2041 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2042 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2043 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2044 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2045 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2046 s = PyString_InternFromString(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2047 if (s == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2048 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2049 err = PyDict_SetItemString(d, "__path__", s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2050 Py_DECREF(s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2051 if (err != 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2052 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2053 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2054 m = PyImport_ExecCodeModuleEx(name, co, "<frozen>");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2055 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2056 goto err_return;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2057 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2058 Py_DECREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2059 return 1;
39099
775f85b98e65 Fix memory leak under some conditions.
Neal Norwitz <nnorwitz@gmail.com>
parents: 39070
diff changeset
2060 err_return:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2061 Py_DECREF(co);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2062 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
2063 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2064
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 /* 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
2067 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
2068
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2069 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
2070 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
2071 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2072 PyObject *pname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2073 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2074
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2075 pname = PyString_FromString(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2076 if (pname == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2077 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2078 result = PyImport_Import(pname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2079 Py_DECREF(pname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2080 return result;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2081 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2082
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
2083 /* 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
2084 *
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 * 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
2086 * 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
2087 * 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
2088 * 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
2089 *
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 * 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
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 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
2093 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
2094 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2095 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2096 PyObject *modules;
72171
85a12278de69 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68256
diff changeset
2097 #ifdef WITH_THREAD
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2098 long me;
72171
85a12278de69 Remove unused variable if Python is build without threads
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68256
diff changeset
2099 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2100
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2101 /* 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
2102 modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2103 if (modules == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2104 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2105
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2106 result = PyDict_GetItemString(modules, name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2107 if (result != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2108 Py_INCREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2109 return result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2110 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2111 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2112 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2113 }
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2114 #ifdef WITH_THREAD
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2115 /* check the import lock
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2116 * 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
2117 * takes care of the problem */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2118 me = PyThread_get_thread_ident();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2119 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
2120 /* 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
2121 return PyImport_ImportModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2122 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2123 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2124 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2125 "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
2126 "is held by another thread.",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2127 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2128 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2129 }
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2130 #else
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2131 return PyImport_ImportModule(name);
48920
176c409fd747 Fix compilation when --without-threads is given #3683
Benjamin Peterson <benjamin@python.org>
parents: 48189
diff changeset
2132 #endif
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2133 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2134
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
2135 /* 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
2136 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
2137 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
2138 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
2139 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
2140 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
2141 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
2142 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
2143 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
2144
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
2145 /* 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
2146
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
2147 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2148 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
2149 PyObject *fromlist, int level)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2150 {
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2151 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2152 Py_ssize_t buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2153 PyObject *parent, *head, *next, *tail;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2154
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2155 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
2156 #ifdef MS_WINDOWS
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2157 || 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 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2159 ) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2160 PyErr_SetString(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2161 "Import by filename is not supported.");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2162 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2163 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2164
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2165 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
2166 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
2167 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
2168 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2169 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
2170 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
2171 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2172
61774
55e2368f72f2 Merged revisions 81380 via svnmerge from
Brett Cannon <bcannon@gmail.com>
parents: 61465
diff changeset
2173 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
2174 &buflen);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2175 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
2176 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2177
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2178 tail = head;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2179 Py_INCREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2180 while (name) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2181 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
2182 Py_DECREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2183 if (next == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2184 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
2185 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2186 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2187 tail = next;
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 if (tail == Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2190 /* 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
2191 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
2192 doctored faulty bytecode */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2193 Py_DECREF(tail);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2194 Py_DECREF(head);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2195 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2196 "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
2197 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2198 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2199
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2200 if (fromlist != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2201 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
2202 fromlist = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2203 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2204
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2205 if (fromlist == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2206 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
2207 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2208 return head;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2209 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2210
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2211 Py_DECREF(head);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2212 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
2213 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
2214 goto error_exit;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2215 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2216
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2217 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2218 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
2219
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2220 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
2221 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
2222 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
2223 }
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
2224
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2225 PyObject *
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2226 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
2227 PyObject *fromlist, int level)
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2228 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2229 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2230 _PyImport_AcquireLock();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2231 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
2232 if (_PyImport_ReleaseLock() < 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2233 Py_XDECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2234 PyErr_SetString(PyExc_RuntimeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2235 "not holding the import lock");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2236 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2237 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2238 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
2239 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
2240
32156
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2241 /* 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
2242 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
2243 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
2244 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
2245
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2246 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
2247 the name in *p_buflen.
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2248
56a4ec066621 starting to add comments to explain what's here
Fred Drake <fdrake@acm.org>
parents: 31851
diff changeset
2249 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
2250 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
2251 */
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
2252 static PyObject *
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36695
diff changeset
2253 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
2254 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2255 static PyObject *namestr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2256 static PyObject *pathstr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2257 static PyObject *pkgstr = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2258 PyObject *pkgname, *modname, *modpath, *modules, *parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2259 int orig_level = level;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2260
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2261 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
2262 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2263
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2264 if (namestr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2265 namestr = PyString_InternFromString("__name__");
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 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2268 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2269 if (pathstr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2270 pathstr = PyString_InternFromString("__path__");
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 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2273 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2274 if (pkgstr == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2275 pkgstr = PyString_InternFromString("__package__");
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 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2278 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2279
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2280 *buf = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2281 *p_buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2282 pkgname = PyDict_GetItem(globals, pkgstr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2283
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2284 if ((pkgname != NULL) && (pkgname != Py_None)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2285 /* __package__ is set, so use it */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2286 Py_ssize_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2287 if (!PyString_Check(pkgname)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2288 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2289 "__package__ set to non-string");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2290 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2291 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2292 len = PyString_GET_SIZE(pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2293 if (len == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2294 if (level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2295 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2296 "Attempted relative import in non-package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2297 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2298 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2299 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2300 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2301 if (len > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2302 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2303 "Package name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2304 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2305 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2306 strcpy(buf, PyString_AS_STRING(pkgname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2307 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2308 /* __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
2309 modname = PyDict_GetItem(globals, namestr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2310 if (modname == NULL || !PyString_Check(modname))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2311 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2312
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2313 modpath = PyDict_GetItem(globals, pathstr);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2314 if (modpath != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2315 /* __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
2316 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
2317 int error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2318 if (len > MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2319 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2320 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2321 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2322 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2323 strcpy(buf, PyString_AS_STRING(modname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2324 error = PyDict_SetItem(globals, pkgstr, modname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2325 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2326 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2327 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2328 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2329 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2330 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2331 /* 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
2332 char *start = PyString_AS_STRING(modname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2333 char *lastdot = strrchr(start, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2334 size_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2335 int error;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2336 if (lastdot == NULL && level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2337 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2338 "Attempted relative import in non-package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2339 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2340 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2341 if (lastdot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2342 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
2343 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2344 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2345 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2346 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2347 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2348 return Py_None;
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 len = lastdot - start;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2351 if (len >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2352 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2353 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2354 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2355 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2356 strncpy(buf, start, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2357 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2358 pkgname = PyString_FromString(buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2359 if (pkgname == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2360 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2361 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2362 error = PyDict_SetItem(globals, pkgstr, pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2363 Py_DECREF(pkgname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2364 if (error) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2365 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2366 "Could not set __package__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2367 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2368 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2369 }
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 while (--level > 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2372 char *dot = strrchr(buf, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2373 if (dot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2374 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2375 "Attempted relative import beyond "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2376 "toplevel package");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2377 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2378 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2379 *dot = '\0';
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 *p_buflen = strlen(buf);
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 modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2384 parent = PyDict_GetItemString(modules, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2385 if (parent == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2386 if (orig_level < 1) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2387 PyObject *err_msg = PyString_FromFormat(
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2388 "Parent module '%.200s' not found "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2389 "while handling absolute import", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2390 if (err_msg == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2391 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2392 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2393 if (!PyErr_WarnEx(PyExc_RuntimeWarning,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2394 PyString_AsString(err_msg), 1)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2395 *buf = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2396 *p_buflen = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2397 parent = Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2398 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2399 Py_DECREF(err_msg);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2400 } else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2401 PyErr_Format(PyExc_SystemError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2402 "Parent module '%.200s' not loaded, "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2403 "cannot perform relative import", buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2404 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2405 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2406 return parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2407 /* 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
2408 - parent.__name__ == buf
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2409 - parent.__dict__ is globals
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2410 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
2411 }
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
2412
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2413 /* 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
2414 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2415 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
2416 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
2417 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2418 char *name = *p_name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2419 char *dot = strchr(name, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2420 size_t len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2421 char *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2422 PyObject *result;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2423
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2424 if (strlen(name) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2425 /* 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
2426 'from . import' (or '__import__("")')*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2427 Py_INCREF(mod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2428 *p_name = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2429 return mod;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2430 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2431
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2432 if (dot == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2433 *p_name = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2434 len = strlen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2435 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2436 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2437 *p_name = dot+1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2438 len = dot-name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2439 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2440 if (len == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2441 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2442 "Empty module name");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2443 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2444 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2445
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2446 p = buf + *p_buflen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2447 if (p != buf)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2448 *p++ = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2449 if (p+len-buf >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2450 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2451 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2452 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2453 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2454 strncpy(p, name, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2455 p[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2456 *p_buflen = p+len-buf;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2457
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2458 result = import_submodule(mod, p, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2459 if (result == Py_None && altmod != mod) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2460 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2461 /* 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
2462 result = import_submodule(altmod, p, p);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2463 if (result != NULL && result != Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2464 if (mark_miss(buf) != 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2465 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2466 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2467 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2468 strncpy(buf, name, len);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2469 buf[len] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2470 *p_buflen = len;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2471 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2472 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2473 if (result == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2474 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2475
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2476 if (result == Py_None) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2477 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2478 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2479 "No module named %.200s", name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2480 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2481 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2482
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2483 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
2484 }
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
2485
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 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2487 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
2488 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2489 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2490 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
2491 }
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2492
6429db5d0af7 Significant speedup -- when a submodule imports a global module, add a
Guido van Rossum <guido@python.org>
parents: 6250
diff changeset
2493 static int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36324
diff changeset
2494 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
2495 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
2496 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2497 int i;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2498
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2499 if (!PyObject_HasAttrString(mod, "__path__"))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2500 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2501
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2502 for (i = 0; ; i++) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2503 PyObject *item = PySequence_GetItem(fromlist, i);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2504 int hasit;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2505 if (item == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2506 if (PyErr_ExceptionMatches(PyExc_IndexError)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2507 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2508 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2509 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2510 return 0;
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 if (!PyString_Check(item)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2513 PyErr_SetString(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2514 "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
2515 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2516 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2517 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2518 if (PyString_AS_STRING(item)[0] == '*') {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2519 PyObject *all;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2520 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2521 /* See if the package defines __all__ */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2522 if (recursive)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2523 continue; /* Avoid endless recursion */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2524 all = PyObject_GetAttrString(mod, "__all__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2525 if (all == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2526 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2527 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2528 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
2529 Py_DECREF(all);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2530 if (!ret)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2531 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2532 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2533 continue;
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 hasit = PyObject_HasAttr(mod, item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2536 if (!hasit) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2537 char *subname = PyString_AS_STRING(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2538 PyObject *submod;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2539 char *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2540 if (buflen + strlen(subname) >= MAXPATHLEN) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2541 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2542 "Module name too long");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2543 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2544 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2545 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2546 p = buf + buflen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2547 *p++ = '.';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2548 strcpy(p, subname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2549 submod = import_submodule(mod, subname, buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2550 Py_XDECREF(submod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2551 if (submod == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2552 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2553 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2554 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2555 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2556 Py_DECREF(item);
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
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2559 /* 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
2560 }
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
2561
29501
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2562 static int
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2563 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
2564 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
2565 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2566 if (mod == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2567 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2568 /* 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
2569 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
2570 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
2571 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
2572 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
2573 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
2574 if (submod == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2575 submod = PyDict_GetItemString(modules, fullname);
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 return 1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2578 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2579 if (PyModule_Check(mod)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2580 /* 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
2581 * 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
2582 * builtin name */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2583 PyObject *dict = PyModule_GetDict(mod);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2584 if (!dict)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2585 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2586 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
2587 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2588 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2589 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2590 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
2591 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2592 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2593 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
2594 }
6c6b321d1d10 Don't use the module object setattr when importing submodules. Instead,
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28392
diff changeset
2595
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
2596 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2597 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
2598 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2599 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2600 PyObject *m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2601
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2602 /* Require:
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2603 if mod == None: subname == fullname
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2604 else: mod.__name__ + "." + subname == fullname
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2605 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2606
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2607 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
2608 Py_INCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2609 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2610 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2611 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
2612 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2613 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2614 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2615
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2616 if (mod == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2617 path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2618 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2619 path = PyObject_GetAttrString(mod, "__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2620 if (path == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2621 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2622 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2623 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2624 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2625 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2626
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2627 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
2628 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
2629 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
2630 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2631 buf[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2632 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
2633 &fp, &loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2634 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2635 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
2636 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2637 if (!PyErr_ExceptionMatches(PyExc_ImportError))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2638 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2639 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2640 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2641 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2642 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2643 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
2644 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2645 if (fp)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2646 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2647 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
2648 Py_XDECREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2649 m = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2650 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2651 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2652 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2653
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2654 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
2655 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2656
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 /* 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
2659 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
2660
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2661 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2662 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
2663 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2664 PyInterpreterState *interp = PyThreadState_Get()->interp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2665 PyObject *modules_reloading = interp->modules_reloading;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2666 PyObject *modules = PyImport_GetModuleDict();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2667 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
2668 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
2669 char *buf;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2670 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2671 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2672 PyObject *newm;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2673
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2674 if (modules_reloading == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2675 Py_FatalError("PyImport_ReloadModule: "
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2676 "no modules_reloading dictionary!");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2677 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2678 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2679
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2680 if (m == NULL || !PyModule_Check(m)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2681 PyErr_SetString(PyExc_TypeError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2682 "reload() argument must be module");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2683 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2684 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2685 name = PyModule_GetName(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2686 if (name == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2687 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2688 if (m != PyDict_GetItemString(modules, name)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2689 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2690 "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
2691 name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2692 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2693 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2694 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
2695 if (existing_m != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2696 /* 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
2697 being reloaded. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2698 Py_INCREF(existing_m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2699 return existing_m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2700 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2701 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
2702 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2703
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2704 subname = strrchr(name, '.');
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2705 if (subname == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2706 subname = name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2707 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2708 PyObject *parentname, *parent;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2709 parentname = PyString_FromStringAndSize(name, (subname-name));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2710 if (parentname == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2711 imp_modules_reloading_clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2712 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2713 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2714 parent = PyDict_GetItem(modules, parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2715 if (parent == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2716 PyErr_Format(PyExc_ImportError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2717 "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
2718 PyString_AS_STRING(parentname));
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2719 Py_DECREF(parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2720 imp_modules_reloading_clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2721 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2722 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2723 Py_DECREF(parentname);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2724 subname++;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2725 path = PyObject_GetAttrString(parent, "__path__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2726 if (path == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2727 PyErr_Clear();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2728 }
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2729 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
2730 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
2731 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
2732 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
2733 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2734 buf[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2735 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
2736 Py_XDECREF(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2737
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2738 if (fdp == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2739 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2740 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
2741 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2742 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2743 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2744
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2745 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
2746 Py_XDECREF(loader);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2747
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2748 if (fp)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2749 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2750 if (newm == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2751 /* 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
2752 * 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
2753 * 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
2754 * 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
2755 */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2756 PyDict_SetItemString(modules, name, m);
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 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
2759 PyMem_FREE(buf);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2760 return newm;
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2761 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2762
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2763
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2764 /* 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
2765 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
2766 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
2767 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
2768 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
2769 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
2770 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
2771 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
2772
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2773 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2774 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
2775 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2776 static PyObject *silly_list = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2777 static PyObject *builtins_str = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2778 static PyObject *import_str = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2779 PyObject *globals = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2780 PyObject *import = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2781 PyObject *builtins = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2782 PyObject *r = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2783
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2784 /* Initialize constant string objects */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2785 if (silly_list == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2786 import_str = PyString_InternFromString("__import__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2787 if (import_str == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2788 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2789 builtins_str = PyString_InternFromString("__builtins__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2790 if (builtins_str == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2791 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2792 silly_list = Py_BuildValue("[s]", "__doc__");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2793 if (silly_list == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2794 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2795 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2796
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2797 /* Get the builtins from current globals */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2798 globals = PyEval_GetGlobals();
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2799 if (globals != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2800 Py_INCREF(globals);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2801 builtins = PyObject_GetItem(globals, builtins_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2802 if (builtins == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2803 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2804 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2805 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2806 /* 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
2807 builtins = PyImport_ImportModuleLevel("__builtin__",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2808 NULL, NULL, NULL, 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2809 if (builtins == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2810 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2811 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
2812 if (globals == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2813 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2814 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2815
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2816 /* 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
2817 if (PyDict_Check(builtins)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2818 import = PyObject_GetItem(builtins, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2819 if (import == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2820 PyErr_SetObject(PyExc_KeyError, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2821 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2822 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2823 import = PyObject_GetAttr(builtins, import_str);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2824 if (import == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2825 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2826
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2827 /* 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
2828 * Always use absolute import here. */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2829 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
2830 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
2831
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2832 err:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2833 Py_XDECREF(globals);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2834 Py_XDECREF(builtins);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2835 Py_XDECREF(import);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2836
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2837 return r;
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2838 }
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2839
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
2840
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2841 /* 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
2842 importing modules.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2843 */
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2844
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2845 static PyObject *
27917
c346d095791d Remove PyArg_ParseTuple() for methods which take no args,
Neal Norwitz <nnorwitz@gmail.com>
parents: 27853
diff changeset
2846 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
2847 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2848 char buf[4];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2849
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2850 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
2851 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
2852 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
2853 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
2854
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2855 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
2856 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2857
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2858 static PyObject *
27917
c346d095791d Remove PyArg_ParseTuple() for methods which take no args,
Neal Norwitz <nnorwitz@gmail.com>
parents: 27853
diff changeset
2859 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
2860 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2861 PyObject *list;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2862 struct filedescr *fdp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2863
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2864 list = PyList_New(0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2865 if (list == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2866 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2867 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
2868 PyObject *item = Py_BuildValue("ssi",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2869 fdp->suffix, fdp->mode, fdp->type);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2870 if (item == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2871 Py_DECREF(list);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2872 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2873 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2874 if (PyList_Append(list, item) < 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2875 Py_DECREF(list);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2876 Py_DECREF(item);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2877 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2878 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2879 Py_DECREF(item);
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 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
2882 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2883
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2884 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2885 call_find_module(char *name, PyObject *path)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2886 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2887 extern int fclose(FILE *);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2888 PyObject *fob, *ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2889 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
2890 char *pathname;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2891 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2892
75825
ad030571e6c0 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75494
diff changeset
2893 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
2894 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
2895 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
2896 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2897 pathname[0] = '\0';
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2898 if (path == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2899 path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2900 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
2901 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
2902 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2903 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
2904 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2905 if (fp != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2906 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
2907 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
2908 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2909 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
2910 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2911 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2912 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2913 fob = Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2914 Py_INCREF(fob);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2915 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2916 ret = Py_BuildValue("Os(ssi)",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2917 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
2918 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
2919 PyMem_FREE(pathname);
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2920 return ret;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2921 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2922
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2923 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2924 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
2925 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2926 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2927 PyObject *path = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2928 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
2929 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2930 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
2931 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2932
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2933 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2934 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
2935 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2936 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2937 int ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2938 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2939 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
2940 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2941 ret = init_builtin(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2942 if (ret < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2943 return NULL;
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 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2946 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2947 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2948 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2949 Py_XINCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2950 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
2951 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2952
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2953 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2954 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
2955 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2956 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2957 int ret;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2958 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2959 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
2960 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2961 ret = PyImport_ImportFrozenModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2962 if (ret < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2963 return NULL;
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 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2966 return Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2967 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2968 m = PyImport_AddModule(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2969 Py_XINCREF(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2970 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
2971 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2972
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2973 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2974 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
2975 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2976 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2977
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2978 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
2979 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2980 return get_frozen_object(name);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2981 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
2982
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2983 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2984 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
2985 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2986 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2987 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
2988 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2989 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
2990 }
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
2991
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2992 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2993 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
2994 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2995 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2996 struct _frozen *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2997 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
2998 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
2999 p = find_frozen(name);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3000 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
3001 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3002
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3003 static FILE *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3004 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
3005 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3006 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3007 if (fob == NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3008 if (mode[0] == 'U')
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3009 mode = "r" PY_STDIOTEXTMODE;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3010 fp = fopen(pathname, mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3011 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3012 PyErr_SetFromErrno(PyExc_IOError);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3013 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3014 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3015 fp = PyFile_AsFile(fob);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3016 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3017 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3018 "bad/closed file object");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3019 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3020 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
3021 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3022
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3023 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3024 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
3025 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3026 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3027 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3028 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3029 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3030 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3031 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
3032 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3033 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3034 fp = get_file(pathname, fob, "rb");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3035 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3036 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3037 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
3038 if (fob == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3039 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3040 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
3041 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3042
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3043 #ifdef HAVE_DYNAMIC_LOADING
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3044
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3045 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3046 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
3047 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3048 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3049 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3050 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3051 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3052 FILE *fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3053 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
3054 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3055 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3056 if (fob) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3057 fp = get_file(pathname, fob, "r");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3058 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3059 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3060 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3061 m = _PyImport_LoadDynamicModule(name, pathname, fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3062 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
3063 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3064
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3065 #endif /* HAVE_DYNAMIC_LOADING */
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3066
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3067 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3068 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
3069 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3070 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3071 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3072 PyObject *fob = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3073 PyObject *m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3074 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3075 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
3076 &PyFile_Type, &fob))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3077 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3078 fp = get_file(pathname, fob, "r");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3079 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3080 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3081 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
3082 if (fob == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3083 fclose(fp);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3084 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
3085 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3086
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3087 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3088 imp_load_module(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3089 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3090 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3091 PyObject *fob;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3092 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3093 char *suffix; /* Unused */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3094 char *mode;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3095 int type;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3096 FILE *fp;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3097
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3098 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
3099 &name, &fob, &pathname,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3100 &suffix, &mode, &type))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3101 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3102 if (*mode) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3103 /* 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
3104 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
3105 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
3106
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3107 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
3108 PyErr_Format(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3109 "invalid file open mode %.200s", mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3110 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3111 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3112 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3113 if (fob == Py_None)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3114 fp = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3115 else {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3116 if (!PyFile_Check(fob)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3117 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3118 "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
3119 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3120 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3121 fp = get_file(pathname, fob, mode);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3122 if (fp == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3123 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3124 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3125 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
3126 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3127
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3128 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3129 imp_load_package(PyObject *self, PyObject *args)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3130 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3131 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3132 char *pathname;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3133 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
3134 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3135 return load_package(name, pathname);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3136 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3137
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3138 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3139 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
3140 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3141 char *name;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3142 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
3143 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3144 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
3145 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3146
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
3147 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
3148 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
3149 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3150 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
3151 }
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
3152
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
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3154 /* Doc strings */
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
3155
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3156 PyDoc_STRVAR(doc_imp,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3157 "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
3158 __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
3159
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
3160 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
3161 "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
3162 \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
3163 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
3164
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3165 PyDoc_STRVAR(doc_find_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3166 "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
3167 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
3168 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
3169 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
3170 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
3171
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3172 PyDoc_STRVAR(doc_load_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3173 "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
3174 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
3175 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
3176
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3177 PyDoc_STRVAR(doc_get_magic,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3178 "get_magic() -> string\n\
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3179 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
3180
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3181 PyDoc_STRVAR(doc_get_suffixes,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3182 "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
3183 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
3184 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
3185
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3186 PyDoc_STRVAR(doc_new_module,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3187 "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
3188 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
3189 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
3190
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
3191 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
3192 "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
3193 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
3194 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
3195
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3196 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
3197 "acquire_lock() -> None\n\
27853
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
3198 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
3199 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
3200 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
3201 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
3202
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
3203 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
3204 "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
3205 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
3206 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
3207
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
3208 static PyMethodDef imp_methods[] = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3209 {"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
3210 {"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
3211 {"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
3212 {"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
3213 {"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
3214 {"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
3215 {"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
3216 {"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
3217 {"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
3218 /* The rest are obsolete */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3219 {"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
3220 {"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
3221 {"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
3222 {"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
3223 {"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
3224 {"load_compiled", imp_load_compiled, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3225 #ifdef HAVE_DYNAMIC_LOADING
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3226 {"load_dynamic", imp_load_dynamic, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
3227 #endif
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3228 {"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
3229 {"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
3230 {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
3231 };
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3232
8822
bd47ee068b83 Changes for BeOS, QNX and long long, by Chris Herborth.
Guido van Rossum <guido@python.org>
parents: 8613
diff changeset
3233 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3234 setint(PyObject *d, char *name, int value)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3235 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3236 PyObject *v;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3237 int err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3238
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3239 v = PyInt_FromLong((long)value);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3240 err = PyDict_SetItemString(d, name, v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3241 Py_XDECREF(v);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3242 return err;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3243 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3244
39253
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3245 typedef struct {
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3246 PyObject_HEAD
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3247 } NullImporter;
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3248
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3249 static int
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3250 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
3251 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3252 char *path;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3253 Py_ssize_t pathlen;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3254
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3255 if (!_PyArg_NoKeywords("NullImporter()", kwds))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3256 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3257
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3258 if (!PyArg_ParseTuple(args, "s:NullImporter",
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3259 &path))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3260 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3261
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3262 pathlen = strlen(path);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3263 if (pathlen == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3264 PyErr_SetString(PyExc_ImportError, "empty pathname");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3265 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3266 } else {
75492
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3267 if(isdir(path)) {
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3268 PyErr_SetString(PyExc_ImportError,
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3269 "existing directory");
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3270 return -1;
52170802ebd2 Fix indentation
Jason R. Coombs <jaraco@jaraco.com>
parents: 75491
diff changeset
3271 }
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3272 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3273 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
3274 }
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3275
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3276 static PyObject *
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3277 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
3278 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3279 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
3280 }
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3281
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3282 static PyMethodDef NullImporter_methods[] = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3283 {"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
3284 "Always return None"
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3285 },
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3286 {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
3287 };
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3288
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3289
43895
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable
Nick Coghlan <ncoghlan@gmail.com>
parents: 43792
diff changeset
3290 PyTypeObject PyNullImporter_Type = {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3291 PyVarObject_HEAD_INIT(NULL, 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3292 "imp.NullImporter", /*tp_name*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3293 sizeof(NullImporter), /*tp_basicsize*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3294 0, /*tp_itemsize*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3295 0, /*tp_dealloc*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3296 0, /*tp_print*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3297 0, /*tp_getattr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3298 0, /*tp_setattr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3299 0, /*tp_compare*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3300 0, /*tp_repr*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3301 0, /*tp_as_number*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3302 0, /*tp_as_sequence*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3303 0, /*tp_as_mapping*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3304 0, /*tp_hash */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3305 0, /*tp_call*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3306 0, /*tp_str*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3307 0, /*tp_getattro*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3308 0, /*tp_setattro*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3309 0, /*tp_as_buffer*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3310 Py_TPFLAGS_DEFAULT, /*tp_flags*/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3311 "Null importer object", /* tp_doc */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3312 0, /* tp_traverse */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3313 0, /* tp_clear */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3314 0, /* tp_richcompare */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3315 0, /* tp_weaklistoffset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3316 0, /* tp_iter */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3317 0, /* tp_iternext */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3318 NullImporter_methods, /* tp_methods */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3319 0, /* tp_members */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3320 0, /* tp_getset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3321 0, /* tp_base */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3322 0, /* tp_dict */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3323 0, /* tp_descr_get */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3324 0, /* tp_descr_set */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3325 0, /* tp_dictoffset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3326 (initproc)NullImporter_init, /* tp_init */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3327 0, /* tp_alloc */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3328 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
3329 };
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3330
3f4485b20e79 Bug #1529871: The speed enhancement patch #921466 broke Python's compliance
Phillip J. Eby <pje@telecommunity.com>
parents: 39130
diff changeset
3331
30311
f003e48f562d Bug #794140: cygwin builds do not embed
Jason Tishler <jason@tishler.net>
parents: 29812
diff changeset
3332 PyMODINIT_FUNC
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3333 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
3334 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3335 PyObject *m, *d;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3336
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3337 if (PyType_Ready(&PyNullImporter_Type) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3338 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3339
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3340 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
3341 NULL, PYTHON_API_VERSION);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3342 if (m == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3343 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3344 d = PyModule_GetDict(m);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3345 if (d == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3346 goto failure;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3347
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3348 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
3349 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
3350 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
3351 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
3352 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
3353 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
3354 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
3355 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
3356 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
3357 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
3358
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3359 Py_INCREF(&PyNullImporter_Type);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3360 PyModule_AddObject(m, "NullImporter", (PyObject *)&PyNullImporter_Type);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
3361 failure:
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3362 ;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
3363 }
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3364
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3365
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
3366 /* 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
3367 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
3368 *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
3369 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
3370
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3371 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
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 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
3374 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
3375 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3376 static struct _inittab *our_copy = NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3377 struct _inittab *p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3378 int i, n;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3379
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3380 /* 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
3381 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
3382 ;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3383 if (n == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3384 return 0; /* Nothing to do */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3385 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
3386 ;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3387
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3388 /* 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
3389 p = our_copy;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3390 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
3391 if (p == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3392 return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3393
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3394 /* 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
3395 if (our_copy != PyImport_Inittab)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3396 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
3397 PyImport_Inittab = our_copy = p;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3398 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
3399
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3400 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
3401 }
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3402
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
3403 /* 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
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 int
52718
1ef3da6c434c PyImport_AppendInittab() took a char * as a first argument even though that
Brett Cannon <bcannon@gmail.com>
parents: 51920
diff changeset
3406 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
3407 {
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3408 struct _inittab newtab[2];
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3409
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3410 memset(newtab, '\0', sizeof newtab);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3411
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 61269
diff changeset
3412 newtab[0].name = (char *)name;
61465
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3413 newtab[0].initfunc = initfunc;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3414
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59822
diff changeset
3415 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
3416 }
37655
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3417
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now
Anthony Baxter <anthonybaxter@gmail.com>
parents: 37488
diff changeset
3418 #ifdef __cplusplus
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 #endif