Mercurial > cpython-lru_cache-weakref

annotate Python/import.c @ 78185:54524897fafc

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Issue #15365: Make traceback reporting ignore any errors when printing out the source line. Such errors can't be reported anyway. This makes error reporting work, even if the "io" module can't be loaded.
author Kristján Valur Jónsson <kristjan@ccpgames.com>
date Thu, 19 Jul 2012 21:02:03 +0000
parents 9e164b404983
children 75a30a478dc7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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 "errcode.h"
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9 #include "marshal.h"
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10 #include "code.h"
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11 #include "frameobject.h"
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12 #include "osdefs.h"
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13 #include "importdl.h"
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14
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15 #ifdef HAVE_FCNTL_H
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16 #include <fcntl.h>
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17 #endif
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18 #ifdef __cplusplus
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19 extern "C" {
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20 #endif
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21
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22 #ifdef MS_WINDOWS
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23 /* for stat.st_mode */
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24 typedef unsigned short mode_t;
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25 /* for _mkdir */
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26 #include <direct.h>
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27 #endif
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28
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29
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30 #define CACHEDIR "__pycache__"
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31
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32 /* See _PyImport_FixupExtensionObject() below */
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33 static PyObject *extensions = NULL;
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34
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35 /* Function from Parser/tokenizer.c */
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36 extern char * PyTokenizer_FindEncodingFilename(int, PyObject *);
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37
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38 /* This table is defined in config.c: */
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39 extern struct _inittab _PyImport_Inittab[];
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41 struct _inittab *PyImport_Inittab = _PyImport_Inittab;
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43 static PyObject *initstr = NULL;
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44
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45 /* Initialize things */
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46
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47 void
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48 _PyImport_Init(void)
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49 {
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50 initstr = PyUnicode_InternFromString("__init__");
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51 if (initstr == NULL)
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52 Py_FatalError("Can't initialize import variables");
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53 }
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54
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55 void
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56 _PyImportHooks_Init(void)
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57 {
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58 PyObject *v, *path_hooks = NULL;
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59 int err = 0;
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60
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61 /* adding sys.path_hooks and sys.path_importer_cache */
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62 v = PyList_New(0);
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63 if (v == NULL)
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64 goto error;
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65 err = PySys_SetObject("meta_path", v);
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66 Py_DECREF(v);
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67 if (err)
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68 goto error;
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69 v = PyDict_New();
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70 if (v == NULL)
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71 goto error;
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72 err = PySys_SetObject("path_importer_cache", v);
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73 Py_DECREF(v);
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74 if (err)
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75 goto error;
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76 path_hooks = PyList_New(0);
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77 if (path_hooks == NULL)
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78 goto error;
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79 err = PySys_SetObject("path_hooks", path_hooks);
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80 if (err) {
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81 error:
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82 PyErr_Print();
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83 Py_FatalError("initializing sys.meta_path, sys.path_hooks, "
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84 "or path_importer_cache failed");
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85 }
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86 Py_DECREF(path_hooks);
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87 }
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88
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89 void
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90 _PyImportZip_Init(void)
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91 {
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92 PyObject *path_hooks, *zimpimport;
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93 int err = 0;
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94
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95 path_hooks = PySys_GetObject("path_hooks");
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96 if (path_hooks == NULL)
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97 goto error;
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98
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99 if (Py_VerboseFlag)
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100 PySys_WriteStderr("# installing zipimport hook\n");
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101
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102 zimpimport = PyImport_ImportModule("zipimport");
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103 if (zimpimport == NULL) {
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104 PyErr_Clear(); /* No zip import module -- okay */
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105 if (Py_VerboseFlag)
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106 PySys_WriteStderr("# can't import zipimport\n");
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107 }
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108 else {
72925
7109f31300fb Rename _Py_identifier to _Py_IDENTIFIER.
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109 _Py_IDENTIFIER(zipimporter);
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110 PyObject *zipimporter = _PyObject_GetAttrId(zimpimport,
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111 &PyId_zipimporter);
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112 Py_DECREF(zimpimport);
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113 if (zipimporter == NULL) {
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114 PyErr_Clear(); /* No zipimporter object -- okay */
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115 if (Py_VerboseFlag)
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116 PySys_WriteStderr(
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117 "# can't import zipimport.zipimporter\n");
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118 }
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119 else {
76562
8dab93ec19de Issue #14605: Insert to the front of sys.path_hooks instead of appending.
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parents: 76455
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120 /* sys.path_hooks.insert(0, zipimporter) */
8dab93ec19de Issue #14605: Insert to the front of sys.path_hooks instead of appending.
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parents: 76455
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121 err = PyList_Insert(path_hooks, 0, zipimporter);
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122 Py_DECREF(zipimporter);
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123 if (err < 0) {
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124 goto error;
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125 }
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126 if (Py_VerboseFlag)
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127 PySys_WriteStderr(
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128 "# installed zipimport hook\n");
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129 }
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130 }
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131
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132 return;
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133
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134 error:
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135 PyErr_Print();
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136 Py_FatalError("initializing zipimport failed");
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137 }
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138
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139 /* Locking primitives to prevent parallel imports of the same module
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140 in different threads to return with a partially loaded module.
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141 These calls are serialized by the global interpreter lock. */
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142
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143 #ifdef WITH_THREAD
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144
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145 #include "pythread.h"
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146
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147 static PyThread_type_lock import_lock = 0;
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148 static long import_lock_thread = -1;
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149 static int import_lock_level = 0;
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150
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151 void
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152 _PyImport_AcquireLock(void)
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153 {
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154 long me = PyThread_get_thread_ident();
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155 if (me == -1)
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156 return; /* Too bad */
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157 if (import_lock == NULL) {
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158 import_lock = PyThread_allocate_lock();
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159 if (import_lock == NULL)
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160 return; /* Nothing much we can do. */
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161 }
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162 if (import_lock_thread == me) {
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163 import_lock_level++;
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164 return;
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165 }
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166 if (import_lock_thread != -1 || !PyThread_acquire_lock(import_lock, 0))
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167 {
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168 PyThreadState *tstate = PyEval_SaveThread();
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169 PyThread_acquire_lock(import_lock, 1);
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170 PyEval_RestoreThread(tstate);
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171 }
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172 import_lock_thread = me;
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173 import_lock_level = 1;
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174 }
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175
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176 int
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177 _PyImport_ReleaseLock(void)
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178 {
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179 long me = PyThread_get_thread_ident();
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180 if (me == -1 || import_lock == NULL)
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181 return 0; /* Too bad */
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182 if (import_lock_thread != me)
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183 return -1;
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184 import_lock_level--;
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185 if (import_lock_level == 0) {
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186 import_lock_thread = -1;
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187 PyThread_release_lock(import_lock);
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188 }
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189 return 1;
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190 }
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191
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192 /* This function is called from PyOS_AfterFork to ensure that newly
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193 created child processes do not share locks with the parent.
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194 We now acquire the import lock around fork() calls but on some platforms
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195 (Solaris 9 and earlier? see isue7242) that still left us with problems. */
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196
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197 void
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198 _PyImport_ReInitLock(void)
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199 {
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200 if (import_lock != NULL)
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201 import_lock = PyThread_allocate_lock();
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202 if (import_lock_level > 1) {
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203 /* Forked as a side effect of import */
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204 long me = PyThread_get_thread_ident();
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205 PyThread_acquire_lock(import_lock, 0);
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206 /* XXX: can the previous line fail? */
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207 import_lock_thread = me;
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208 import_lock_level--;
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209 } else {
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210 import_lock_thread = -1;
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211 import_lock_level = 0;
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212 }
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213 }
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214
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215 #endif
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216
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217 static PyObject *
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218 imp_lock_held(PyObject *self, PyObject *noargs)
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219 {
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220 #ifdef WITH_THREAD
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221 return PyBool_FromLong(import_lock_thread != -1);
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222 #else
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223 return PyBool_FromLong(0);
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224 #endif
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225 }
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226
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227 static PyObject *
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228 imp_acquire_lock(PyObject *self, PyObject *noargs)
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229 {
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230 #ifdef WITH_THREAD
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231 _PyImport_AcquireLock();
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232 #endif
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233 Py_INCREF(Py_None);
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234 return Py_None;
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235 }
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236
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237 static PyObject *
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238 imp_release_lock(PyObject *self, PyObject *noargs)
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239 {
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240 #ifdef WITH_THREAD
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241 if (_PyImport_ReleaseLock() < 0) {
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242 PyErr_SetString(PyExc_RuntimeError,
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243 "not holding the import lock");
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244 return NULL;
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245 }
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246 #endif
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247 Py_INCREF(Py_None);
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248 return Py_None;
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249 }
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250
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251 void
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252 _PyImport_Fini(void)
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253 {
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254 Py_XDECREF(extensions);
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255 extensions = NULL;
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256 #ifdef WITH_THREAD
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257 if (import_lock != NULL) {
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258 PyThread_free_lock(import_lock);
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259 import_lock = NULL;
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260 }
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261 #endif
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262 }
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263
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264 /* Helper for sys */
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265
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266 PyObject *
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267 PyImport_GetModuleDict(void)
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268 {
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269 PyInterpreterState *interp = PyThreadState_GET()->interp;
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270 if (interp->modules == NULL)
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271 Py_FatalError("PyImport_GetModuleDict: no module dictionary!");
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272 return interp->modules;
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273 }
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274
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275
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276 /* List of names to clear in sys */
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277 static char* sys_deletes[] = {
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278 "path", "argv", "ps1", "ps2",
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279 "last_type", "last_value", "last_traceback",
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280 "path_hooks", "path_importer_cache", "meta_path",
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281 /* misc stuff */
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282 "flags", "float_info",
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283 NULL
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284 };
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285
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286 static char* sys_files[] = {
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287 "stdin", "__stdin__",
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288 "stdout", "__stdout__",
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289 "stderr", "__stderr__",
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290 NULL
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291 };
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292
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293
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294 /* Un-initialize things, as good as we can */
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295
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296 void
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297 PyImport_Cleanup(void)
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298 {
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299 Py_ssize_t pos, ndone;
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300 PyObject *key, *value, *dict;
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301 PyInterpreterState *interp = PyThreadState_GET()->interp;
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302 PyObject *modules = interp->modules;
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303
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304 if (modules == NULL)
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305 return; /* Already done */
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306
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307 /* Delete some special variables first. These are common
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308 places where user values hide and people complain when their
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309 destructors fail. Since the modules containing them are
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310 deleted *last* of all, they would come too late in the normal
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311 destruction order. Sigh. */
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312
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313 value = PyDict_GetItemString(modules, "builtins");
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314 if (value != NULL && PyModule_Check(value)) {
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315 dict = PyModule_GetDict(value);
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316 if (Py_VerboseFlag)
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317 PySys_WriteStderr("# clear builtins._\n");
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318 PyDict_SetItemString(dict, "_", Py_None);
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319 }
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320 value = PyDict_GetItemString(modules, "sys");
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321 if (value != NULL && PyModule_Check(value)) {
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322 char **p;
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323 PyObject *v;
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324 dict = PyModule_GetDict(value);
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325 for (p = sys_deletes; *p != NULL; p++) {
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326 if (Py_VerboseFlag)
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327 PySys_WriteStderr("# clear sys.%s\n", *p);
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328 PyDict_SetItemString(dict, *p, Py_None);
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329 }
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330 for (p = sys_files; *p != NULL; p+=2) {
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331 if (Py_VerboseFlag)
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332 PySys_WriteStderr("# restore sys.%s\n", *p);
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333 v = PyDict_GetItemString(dict, *(p+1));
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334 if (v == NULL)
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335 v = Py_None;
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336 PyDict_SetItemString(dict, *p, v);
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337 }
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338 }
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339
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340 /* First, delete __main__ */
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341 value = PyDict_GetItemString(modules, "__main__");
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342 if (value != NULL && PyModule_Check(value)) {
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343 if (Py_VerboseFlag)
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344 PySys_WriteStderr("# cleanup __main__\n");
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345 _PyModule_Clear(value);
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346 PyDict_SetItemString(modules, "__main__", Py_None);
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347 }
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348
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349 /* The special treatment of "builtins" here is because even
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350 when it's not referenced as a module, its dictionary is
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351 referenced by almost every module's __builtins__. Since
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352 deleting a module clears its dictionary (even if there are
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353 references left to it), we need to delete the "builtins"
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354 module last. Likewise, we don't delete sys until the very
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355 end because it is implicitly referenced (e.g. by print).
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356
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357 Also note that we 'delete' modules by replacing their entry
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358 in the modules dict with None, rather than really deleting
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359 them; this avoids a rehash of the modules dictionary and
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360 also marks them as "non existent" so they won't be
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361 re-imported. */
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362
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363 /* Next, repeatedly delete modules with a reference count of
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364 one (skipping builtins and sys) and delete them */
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365 do {
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366 ndone = 0;
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367 pos = 0;
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368 while (PyDict_Next(modules, &pos, &key, &value)) {
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369 if (value->ob_refcnt != 1)
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370 continue;
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371 if (PyUnicode_Check(key) && PyModule_Check(value)) {
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372 if (PyUnicode_CompareWithASCIIString(key, "builtins") == 0)
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373 continue;
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374 if (PyUnicode_CompareWithASCIIString(key, "sys") == 0)
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375 continue;
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376 if (Py_VerboseFlag)
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377 PySys_FormatStderr(
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378 "# cleanup[1] %U\n", key);
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379 _PyModule_Clear(value);
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380 PyDict_SetItem(modules, key, Py_None);
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381 ndone++;
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382 }
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383 }
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384 } while (ndone > 0);
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385
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386 /* Next, delete all modules (still skipping builtins and sys) */
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387 pos = 0;
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388 while (PyDict_Next(modules, &pos, &key, &value)) {
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389 if (PyUnicode_Check(key) && PyModule_Check(value)) {
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390 if (PyUnicode_CompareWithASCIIString(key, "builtins") == 0)
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391 continue;
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392 if (PyUnicode_CompareWithASCIIString(key, "sys") == 0)
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393 continue;
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394 if (Py_VerboseFlag)
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395 PySys_FormatStderr("# cleanup[2] %U\n", key);
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396 _PyModule_Clear(value);
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397 PyDict_SetItem(modules, key, Py_None);
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398 }
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399 }
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400
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401 /* Next, delete sys and builtins (in that order) */
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402 value = PyDict_GetItemString(modules, "sys");
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403 if (value != NULL && PyModule_Check(value)) {
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404 if (Py_VerboseFlag)
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405 PySys_WriteStderr("# cleanup sys\n");
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406 _PyModule_Clear(value);
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407 PyDict_SetItemString(modules, "sys", Py_None);
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408 }
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409 value = PyDict_GetItemString(modules, "builtins");
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410 if (value != NULL && PyModule_Check(value)) {
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411 if (Py_VerboseFlag)
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412 PySys_WriteStderr("# cleanup builtins\n");
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413 _PyModule_Clear(value);
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414 PyDict_SetItemString(modules, "builtins", Py_None);
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415 }
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416
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417 /* Finally, clear and delete the modules directory */
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418 PyDict_Clear(modules);
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419 interp->modules = NULL;
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420 Py_DECREF(modules);
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421 }
166
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422
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423
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424 /* Helper for pythonrun.c -- return magic number and tag. */
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425
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426 long
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427 PyImport_GetMagicNumber(void)
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428 {
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429 long res;
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430 PyInterpreterState *interp = PyThreadState_Get()->interp;
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431 PyObject *pyc_magic = PyObject_GetAttrString(interp->importlib,
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432 "_RAW_MAGIC_NUMBER");
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433 if (pyc_magic == NULL)
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434 return -1;
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435 res = PyLong_AsLong(pyc_magic);
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436 Py_DECREF(pyc_magic);
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437 return res;
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438 }
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439
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440
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441 extern const char * _PySys_ImplCacheTag;
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442
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443 const char *
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444 PyImport_GetMagicTag(void)
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445 {
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446 return _PySys_ImplCacheTag;
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447 }
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448
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449
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450 /* Magic for extension modules (built-in as well as dynamically
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451 loaded). To prevent initializing an extension module more than
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452 once, we keep a static dictionary 'extensions' keyed by module name
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453 (for built-in modules) or by filename (for dynamically loaded
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454 modules), containing these modules. A copy of the module's
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455 dictionary is stored by calling _PyImport_FixupExtensionObject()
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456 immediately after the module initialization function succeeds. A
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457 copy can be retrieved from there by calling
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458 _PyImport_FindExtensionObject().
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459
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460 Modules which do support multiple initialization set their m_size
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461 field to a non-negative number (indicating the size of the
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462 module-specific state). They are still recorded in the extensions
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463 dictionary, to avoid loading shared libraries twice.
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464 */
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465
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466 int
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467 _PyImport_FixupExtensionObject(PyObject *mod, PyObject *name,
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468 PyObject *filename)
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469 {
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470 PyObject *modules, *dict;
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471 struct PyModuleDef *def;
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472 if (extensions == NULL) {
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473 extensions = PyDict_New();
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474 if (extensions == NULL)
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475 return -1;
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476 }
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477 if (mod == NULL || !PyModule_Check(mod)) {
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478 PyErr_BadInternalCall();
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479 return -1;
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480 }
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481 def = PyModule_GetDef(mod);
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482 if (!def) {
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483 PyErr_BadInternalCall();
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484 return -1;
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485 }
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486 modules = PyImport_GetModuleDict();
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487 if (PyDict_SetItem(modules, name, mod) < 0)
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488 return -1;
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489 if (_PyState_AddModule(mod, def) < 0) {
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490 PyDict_DelItem(modules, name);
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491 return -1;
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492 }
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493 if (def->m_size == -1) {
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494 if (def->m_base.m_copy) {
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495 /* Somebody already imported the module,
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496 likely under a different name.
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497 XXX this should really not happen. */
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498 Py_DECREF(def->m_base.m_copy);
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499 def->m_base.m_copy = NULL;
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500 }
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501 dict = PyModule_GetDict(mod);
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502 if (dict == NULL)
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503 return -1;
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504 def->m_base.m_copy = PyDict_Copy(dict);
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505 if (def->m_base.m_copy == NULL)
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506 return -1;
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507 }
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508 PyDict_SetItem(extensions, filename, (PyObject*)def);
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509 return 0;
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510 }
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511
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512 int
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513 _PyImport_FixupBuiltin(PyObject *mod, char *name)
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514 {
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515 int res;
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516 PyObject *nameobj;
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517 nameobj = PyUnicode_InternFromString(name);
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diff changeset
518 if (nameobj == NULL)
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
519 return -1;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
520 res = _PyImport_FixupExtensionObject(mod, nameobj, nameobj);
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
521 Py_DECREF(nameobj);
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
522 return res;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
523 }
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
524
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5894
diff changeset
525 PyObject *
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
526 _PyImport_FindExtensionObject(PyObject *name, PyObject *filename)
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5894
diff changeset
527 {
61467
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parents: 59865
diff changeset
528 PyObject *mod, *mdict;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
529 PyModuleDef* def;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
530 if (extensions == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
531 return NULL;
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
532 def = (PyModuleDef*)PyDict_GetItem(extensions, filename);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
533 if (def == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
534 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
535 if (def->m_size == -1) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
536 /* Module does not support repeated initialization */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
537 if (def->m_base.m_copy == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
538 return NULL;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
539 mod = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
540 if (mod == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
541 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
542 mdict = PyModule_GetDict(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
543 if (mdict == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
544 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
545 if (PyDict_Update(mdict, def->m_base.m_copy))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
546 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
547 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
548 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
549 if (def->m_base.m_init == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
550 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
551 mod = def->m_base.m_init();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
552 if (mod == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
553 return NULL;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
554 PyDict_SetItem(PyImport_GetModuleDict(), name, mod);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
555 Py_DECREF(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
556 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
557 if (_PyState_AddModule(mod, def) < 0) {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
558 PyDict_DelItem(PyImport_GetModuleDict(), name);
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
559 Py_DECREF(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
560 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
561 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
562 if (Py_VerboseFlag)
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
563 PySys_FormatStderr("import %U # previously loaded (%R)\n",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
564 name, filename);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
565 return mod;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
566
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
567 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
568
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
569 PyObject *
68110
44cc9ef43127 Issue #3080: Mark _PyImport_FindBuiltin() argument as constant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68107
diff changeset
570 _PyImport_FindBuiltin(const char *name)
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
571 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
572 PyObject *res, *nameobj;
68713
ced52fcd95f6 Issue #3080: Use PyUnicode_InternFromString() for builtins
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68712
diff changeset
573 nameobj = PyUnicode_InternFromString(name);
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
574 if (nameobj == NULL)
65418
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
575 return NULL;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
576 res = _PyImport_FindExtensionObject(nameobj, nameobj);
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
577 Py_DECREF(nameobj);
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
578 return res;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
579 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
580
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
581 /* Get the module object corresponding to a module name.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
582 First check the modules dictionary if there's one there,
30722
651fc8d98d99 Fix a bunch of typos in documentation, docstrings and comments.
Walter Dörwald <walter@livinglogic.de>
parents: 30311
diff changeset
583 if not, create a new one and insert it in the modules dictionary.
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
584 Because the former action is most common, THIS DOES NOT RETURN A
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
585 'NEW' REFERENCE! */
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
586
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
587 PyObject *
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
588 PyImport_AddModuleObject(PyObject *name)
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
589 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
590 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
591 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
592
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
593 if ((m = PyDict_GetItem(modules, name)) != NULL &&
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
594 PyModule_Check(m))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
595 return m;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
596 m = PyModule_NewObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
597 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
598 return NULL;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
599 if (PyDict_SetItem(modules, name, m) != 0) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
600 Py_DECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
601 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
602 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
603 Py_DECREF(m); /* Yes, it still exists, in modules! */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
604
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
605 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
606 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
607
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
608 PyObject *
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
609 PyImport_AddModule(const char *name)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
610 {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
611 PyObject *nameobj, *module;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
612 nameobj = PyUnicode_FromString(name);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
613 if (nameobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
614 return NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
615 module = PyImport_AddModuleObject(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
616 Py_DECREF(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
617 return module;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
618 }
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
619
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
620
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
621 /* 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
622 static void
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
623 remove_module(PyObject *name)
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
624 {
61467
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parents: 59865
diff changeset
625 PyObject *modules = PyImport_GetModuleDict();
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
626 if (PyDict_GetItem(modules, name) == NULL)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
627 return;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
628 if (PyDict_DelItem(modules, name) < 0)
61467
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parents: 59865
diff changeset
629 Py_FatalError("import: deleting existing key in"
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
630 "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
631 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
632
44583
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
633
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
634 /* 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
635 * 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
636 * 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
637 * 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
638 * 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
639 * example.
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
640 *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
641 * Note that PyImport_ExecCodeModuleWithPathnames() is the preferred, richer
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
642 * interface. The other two exist primarily for backward compatibility.
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
643 */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
644 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
645 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
646 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
647 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
648 name, co, (char *)NULL, (char *)NULL);
7232
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
649 }
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
650
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
651 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
652 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
653 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
654 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
655 name, co, pathname, (char *)NULL);
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
656 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
657
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
658 PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
659 PyImport_ExecCodeModuleWithPathnames(char *name, PyObject *co, char *pathname,
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
660 char *cpathname)
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
661 {
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
662 PyObject *m = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
663 PyObject *nameobj, *pathobj = NULL, *cpathobj = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
664
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
665 nameobj = PyUnicode_FromString(name);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
666 if (nameobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
667 return NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
668
78078
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
669 if (cpathname != NULL) {
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
670 cpathobj = PyUnicode_DecodeFSDefault(cpathname);
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
671 if (cpathobj == NULL)
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
672 goto error;
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
673 }
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
674 else
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
675 cpathobj = NULL;
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
676
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
677 if (pathname != NULL) {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
678 pathobj = PyUnicode_DecodeFSDefault(pathname);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
679 if (pathobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
680 goto error;
78078
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
681 }
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
682 else if (cpathobj != NULL) {
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
683 PyInterpreterState *interp = PyThreadState_GET()->interp;
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
684 _Py_IDENTIFIER(_get_sourcefile);
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
685
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
686 if (interp == NULL) {
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
687 Py_FatalError("PyImport_ExecCodeModuleWithPathnames: "
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
688 "no interpreter!");
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
689 }
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
690
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
691 pathobj = _PyObject_CallMethodObjIdArgs(interp->importlib,
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
692 &PyId__get_sourcefile, cpathobj,
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
693 NULL);
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
694 if (pathobj == NULL)
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
695 PyErr_Clear();
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
696 }
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
697 else
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
698 pathobj = NULL;
78078
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
699
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
700 m = PyImport_ExecCodeModuleObject(nameobj, co, pathobj, cpathobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
701 error:
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
702 Py_DECREF(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
703 Py_XDECREF(pathobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
704 Py_XDECREF(cpathobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
705 return m;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
706 }
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
707
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
708 PyObject*
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
709 PyImport_ExecCodeModuleObject(PyObject *name, PyObject *co, PyObject *pathname,
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
710 PyObject *cpathname)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
711 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
712 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
713 PyObject *m, *d, *v;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
714
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
715 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
716 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
717 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
718 /* If the module is being reloaded, we get the old module back
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
719 and re-use its dict to exec the new code. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
720 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
721 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
722 if (PyDict_SetItemString(d, "__builtins__",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
723 PyEval_GetBuiltins()) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
724 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
725 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
726 if (pathname != NULL) {
78078
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
727 v = pathname;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
728 }
78078
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
729 else {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
730 v = ((PyCodeObject *)co)->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
731 }
78078
9e164b404983 Issues #15169, #14599: Make PyImport_ExecCodeModuleWithPathnames() use
Brett Cannon <brett@python.org>
parents: 78052
diff changeset
732 Py_INCREF(v);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
733 if (PyDict_SetItemString(d, "__file__", v) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
734 PyErr_Clear(); /* Not important enough to report */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
735 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
736
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
737 /* Remember the pyc path name as the __cached__ attribute. */
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
738 if (cpathname != NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
739 v = cpathname;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
740 else
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
741 v = Py_None;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
742 if (PyDict_SetItemString(d, "__cached__", v) != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
743 PyErr_Clear(); /* Not important enough to report */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
744
66664
62b61abd02b8 Merge branches/pep-0384.
Martin v. Löwis <martin@v.loewis.de>
parents: 66650
diff changeset
745 v = PyEval_EvalCode(co, d, d);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
746 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
747 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
748 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
749
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
750 if ((m = PyDict_GetItem(modules, name)) == NULL) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
751 PyErr_Format(PyExc_ImportError,
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
752 "Loaded module %R not found in sys.modules",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
753 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
754 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
755 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
756
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
757 Py_INCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
758
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
759 return m;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
760
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
761 error:
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
762 remove_module(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
763 return NULL;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
764 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
765
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
766
50619
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
767 static void
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
768 update_code_filenames(PyCodeObject *co, PyObject *oldname, PyObject *newname)
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diff changeset
769 {
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diff changeset
770 PyObject *constants, *tmp;
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parents: 59865
diff changeset
771 Py_ssize_t i, n;
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parents: 59865
diff changeset
772
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parents: 59865
diff changeset
773 if (PyUnicode_Compare(co->co_filename, oldname))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
774 return;
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parents: 59865
diff changeset
775
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parents: 59865
diff changeset
776 tmp = co->co_filename;
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parents: 59865
diff changeset
777 co->co_filename = newname;
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parents: 59865
diff changeset
778 Py_INCREF(co->co_filename);
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parents: 59865
diff changeset
779 Py_DECREF(tmp);
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diff changeset
780
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diff changeset
781 constants = co->co_consts;
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parents: 59865
diff changeset
782 n = PyTuple_GET_SIZE(constants);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
783 for (i = 0; i < n; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
784 tmp = PyTuple_GET_ITEM(constants, i);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
785 if (PyCode_Check(tmp))
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
786 update_code_filenames((PyCodeObject *)tmp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
787 oldname, newname);
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parents: 59865
diff changeset
788 }
50619
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diff changeset
789 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
790
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
791 static void
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
792 update_compiled_module(PyCodeObject *co, PyObject *newname)
50619
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parents: 50492
diff changeset
793 {
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
794 PyObject *oldname;
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diff changeset
795
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
796 if (PyUnicode_Compare(co->co_filename, newname) == 0)
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
797 return;
61467
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diff changeset
798
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diff changeset
799 oldname = co->co_filename;
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diff changeset
800 Py_INCREF(oldname);
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diff changeset
801 update_code_filenames(co, oldname, newname);
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diff changeset
802 Py_DECREF(oldname);
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diff changeset
803 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
804
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
805 static PyObject *
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
806 imp_fix_co_filename(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
807 {
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
808 PyObject *co;
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
809 PyObject *file_path;
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diff changeset
810
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5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
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parents: 68826
diff changeset
811 if (!PyArg_ParseTuple(args, "OO:_fix_co_filename", &co, &file_path))
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
812 return NULL;
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
813
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
814 if (!PyCode_Check(co)) {
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
815 PyErr_SetString(PyExc_TypeError,
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
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parents: 68826
diff changeset
816 "first argument must be a code object");
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diff changeset
817 return NULL;
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diff changeset
818 }
68887
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Brett Cannon <brett@python.org>
parents: 68826
diff changeset
819
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
820 if (!PyUnicode_Check(file_path)) {
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
821 PyErr_SetString(PyExc_TypeError,
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
822 "second argument must be a string");
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
823 return NULL;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
824 }
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
825
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
826 update_compiled_module((PyCodeObject*)co, file_path);
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diff changeset
827
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diff changeset
828 Py_RETURN_NONE;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
829 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
830
2052
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Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
831
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
832 /* Forward */
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
833 static struct _frozen * find_frozen(PyObject *);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
834
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
835
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
836 /* Helper to test for built-in module */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
837
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
838 static int
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
839 is_builtin(PyObject *name)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
840 {
68712
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
841 int i, cmp;
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parents: 59865
diff changeset
842 for (i = 0; PyImport_Inittab[i].name != NULL; i++) {
68712
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
843 cmp = PyUnicode_CompareWithASCIIString(name, PyImport_Inittab[i].name);
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
844 if (cmp == 0) {
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diff changeset
845 if (PyImport_Inittab[i].initfunc == NULL)
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diff changeset
846 return -1;
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parents: 59865
diff changeset
847 else
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diff changeset
848 return 1;
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diff changeset
849 }
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diff changeset
850 }
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diff changeset
851 return 0;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
852 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
853
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
854
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
855 /* 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
856 possibly by fetching it from the path_importer_cache dict. If it
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40215
diff changeset
857 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
858 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
859 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
860 import mechanism. Cache the result in path_importer_cache.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
861 Returns a borrowed reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
862
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
863 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
864 get_path_importer(PyObject *path_importer_cache, PyObject *path_hooks,
61467
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diff changeset
865 PyObject *p)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
866 {
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diff changeset
867 PyObject *importer;
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diff changeset
868 Py_ssize_t j, nhooks;
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diff changeset
869
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parents: 59865
diff changeset
870 /* These conditions are the caller's responsibility: */
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parents: 59865
diff changeset
871 assert(PyList_Check(path_hooks));
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diff changeset
872 assert(PyDict_Check(path_importer_cache));
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diff changeset
873
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parents: 59865
diff changeset
874 nhooks = PyList_Size(path_hooks);
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diff changeset
875 if (nhooks < 0)
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parents: 59865
diff changeset
876 return NULL; /* Shouldn't happen */
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diff changeset
877
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parents: 59865
diff changeset
878 importer = PyDict_GetItem(path_importer_cache, p);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
879 if (importer != NULL)
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parents: 59865
diff changeset
880 return importer;
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diff changeset
881
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
882 /* set path_importer_cache[p] to None to avoid recursion */
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diff changeset
883 if (PyDict_SetItem(path_importer_cache, p, Py_None) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
884 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
885
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diff changeset
886 for (j = 0; j < nhooks; j++) {
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parents: 59865
diff changeset
887 PyObject *hook = PyList_GetItem(path_hooks, j);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
888 if (hook == NULL)
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diff changeset
889 return NULL;
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parents: 59865
diff changeset
890 importer = PyObject_CallFunctionObjArgs(hook, p, NULL);
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parents: 59865
diff changeset
891 if (importer != NULL)
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parents: 59865
diff changeset
892 break;
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parents: 59865
diff changeset
893
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parents: 59865
diff changeset
894 if (!PyErr_ExceptionMatches(PyExc_ImportError)) {
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parents: 59865
diff changeset
895 return NULL;
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parents: 59865
diff changeset
896 }
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diff changeset
897 PyErr_Clear();
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diff changeset
898 }
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diff changeset
899 if (importer == NULL) {
76582
7025ee00dbf6 Issue #14605: Use None in sys.path_importer_cache to represent no
Brett Cannon <brett@python.org>
parents: 76573
diff changeset
900 return Py_None;
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diff changeset
901 }
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diff changeset
902 if (importer != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
903 int err = PyDict_SetItem(path_importer_cache, p, importer);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
904 Py_DECREF(importer);
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diff changeset
905 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
906 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
907 }
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parents: 59865
diff changeset
908 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
909 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
910
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
911 PyAPI_FUNC(PyObject *)
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
912 PyImport_GetImporter(PyObject *path) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
913 PyObject *importer=NULL, *path_importer_cache=NULL, *path_hooks=NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
914
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parents: 59865
diff changeset
915 if ((path_importer_cache = PySys_GetObject("path_importer_cache"))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
916 if ((path_hooks = PySys_GetObject("path_hooks"))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
917 importer = get_path_importer(path_importer_cache,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
918 path_hooks, path);
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diff changeset
919 }
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diff changeset
920 }
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diff changeset
921 Py_XINCREF(importer); /* get_path_importer returns a borrowed reference */
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diff changeset
922 return importer;
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
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diff changeset
923 }
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
924
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
925
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
926 static int init_builtin(PyObject *); /* Forward */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
927
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
928 /* Initialize a built-in module.
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40215
diff changeset
929 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
930 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
931
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
932 static int
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
933 init_builtin(PyObject *name)
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
934 {
61467
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diff changeset
935 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
936
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2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
937 if (_PyImport_FindExtensionObject(name, name) != NULL)
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
938 return 1;
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diff changeset
939
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diff changeset
940 for (p = PyImport_Inittab; p->name != NULL; p++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
941 PyObject *mod;
74504
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
942 PyModuleDef *def;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
943 if (PyUnicode_CompareWithASCIIString(name, p->name) == 0) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
944 if (p->initfunc == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
945 PyErr_Format(PyExc_ImportError,
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
946 "Cannot re-init internal module %R",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
947 name);
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parents: 59865
diff changeset
948 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
949 }
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diff changeset
950 mod = (*p->initfunc)();
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parents: 59865
diff changeset
951 if (mod == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
952 return -1;
74504
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
953 /* Remember pointer to module init function. */
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
954 def = PyModule_GetDef(mod);
f0cbceef47c3 Fix the builtin module initialization code to store the init function for future reinitialization.
Antoine Pitrou <solipsis@pitrou.net>
parents: 73321
diff changeset
955 def->m_base.m_init = p->initfunc;
68712
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
956 if (_PyImport_FixupExtensionObject(mod, name, name) < 0)
61467
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diff changeset
957 return -1;
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diff changeset
958 /* FixupExtension has put the module into sys.modules,
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diff changeset
959 so we can release our own reference. */
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960 Py_DECREF(mod);
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diff changeset
961 return 1;
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diff changeset
962 }
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diff changeset
963 }
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diff changeset
964 return 0;
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
965 }
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
966
2052
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parents: 2040
diff changeset
967
2891
964d76f49a5e add imp.get_frozen_object()
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parents: 2868
diff changeset
968 /* 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
969
3683
ec39264311ff struct frozen is now struct _frozen and comes from import.h.
Guido van Rossum <guido@python.org>
parents: 3590
diff changeset
970 static struct _frozen *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
971 find_frozen(PyObject *name)
2891
964d76f49a5e add imp.get_frozen_object()
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parents: 2868
diff changeset
972 {
61467
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diff changeset
973 struct _frozen *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
974
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e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
975 if (name == NULL)
61467
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diff changeset
976 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
977
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diff changeset
978 for (p = PyImport_FrozenModules; ; p++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
979 if (p->name == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
980 return NULL;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
981 if (PyUnicode_CompareWithASCIIString(name, p->name) == 0)
61467
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diff changeset
982 break;
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diff changeset
983 }
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diff changeset
984 return p;
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964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
985 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
986
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
987 static PyObject *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
988 get_frozen_object(PyObject *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
989 {
61467
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diff changeset
990 struct _frozen *p = find_frozen(name);
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diff changeset
991 int size;
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diff changeset
992
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993 if (p == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
994 PyErr_Format(PyExc_ImportError,
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e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
995 "No such frozen object named %R",
61467
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diff changeset
996 name);
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diff changeset
997 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
998 }
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diff changeset
999 if (p->code == NULL) {
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parents: 59865
diff changeset
1000 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1001 "Excluded frozen object named %R",
61467
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diff changeset
1002 name);
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parents: 59865
diff changeset
1003 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1004 }
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diff changeset
1005 size = p->size;
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diff changeset
1006 if (size < 0)
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diff changeset
1007 size = -size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1008 return PyMarshal_ReadObjectFromString((char *)p->code, size);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1009 }
964d76f49a5e add imp.get_frozen_object()
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parents: 2868
diff changeset
1010
52168
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Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1011 static PyObject *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1012 is_frozen_package(PyObject *name)
52168
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Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1013 {
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diff changeset
1014 struct _frozen *p = find_frozen(name);
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diff changeset
1015 int size;
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diff changeset
1016
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1017 if (p == NULL) {
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diff changeset
1018 PyErr_Format(PyExc_ImportError,
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1019 "No such frozen object named %R",
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diff changeset
1020 name);
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diff changeset
1021 return NULL;
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diff changeset
1022 }
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diff changeset
1023
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diff changeset
1024 size = p->size;
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diff changeset
1025
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diff changeset
1026 if (size < 0)
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diff changeset
1027 Py_RETURN_TRUE;
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diff changeset
1028 else
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diff changeset
1029 Py_RETURN_FALSE;
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Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1030 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1031
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1032
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parents: 2868
diff changeset
1033 /* Initialize a frozen module.
52073
56983cfdf5d4 Fix a typo in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 51996
diff changeset
1034 Return 1 for success, 0 if the module is not found, and -1 with
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1035 an exception set if the initialization failed.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1036 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
1037
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
1038 int
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1039 PyImport_ImportFrozenModuleObject(PyObject *name)
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1040 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1041 struct _frozen *p;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1042 PyObject *co, *m, *path;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1043 int ispackage;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1044 int size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1045
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1046 p = find_frozen(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1047
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1048 if (p == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1049 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1050 if (p->code == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1051 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1052 "Excluded frozen object named %R",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1053 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1054 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1055 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1056 size = p->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1057 ispackage = (size < 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1058 if (ispackage)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1059 size = -size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1060 co = PyMarshal_ReadObjectFromString((char *)p->code, size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1061 if (co == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1062 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1063 if (!PyCode_Check(co)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1064 PyErr_Format(PyExc_TypeError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1065 "frozen object %R is not a code object",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1066 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1067 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1068 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1069 if (ispackage) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1070 /* Set __path__ to the package name */
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1071 PyObject *d, *l;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1072 int err;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1073 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1074 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1075 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1076 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1077 l = PyList_New(1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1078 if (l == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1079 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1080 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1081 Py_INCREF(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1082 PyList_SET_ITEM(l, 0, name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1083 err = PyDict_SetItemString(d, "__path__", l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1084 Py_DECREF(l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1085 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1086 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1087 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1088 path = PyUnicode_FromString("<frozen>");
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1089 if (path == NULL)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1090 goto err_return;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1091 m = PyImport_ExecCodeModuleObject(name, co, path, NULL);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1092 Py_DECREF(path);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1093 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1094 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1095 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1096 Py_DECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1097 return 1;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1098 err_return:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1099 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1100 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
1101 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1102
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1103 int
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1104 PyImport_ImportFrozenModule(char *name)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1105 {
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1106 PyObject *nameobj;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1107 int ret;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1108 nameobj = PyUnicode_InternFromString(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1109 if (nameobj == NULL)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1110 return -1;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1111 ret = PyImport_ImportFrozenModuleObject(nameobj);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1112 Py_DECREF(nameobj);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1113 return ret;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1114 }
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1115
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1116
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1117 /* 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
1118 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
1119
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1120 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
1121 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
1122 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1123 PyObject *pname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1124 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1125
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1126 pname = PyUnicode_FromString(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1127 if (pname == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1128 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1129 result = PyImport_Import(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1130 Py_DECREF(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1131 return result;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1132 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1133
44441
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1134 /* Import a module without blocking
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1135 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1136 * At first it tries to fetch the module from sys.modules. If the module was
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1137 * never loaded before it loads it with PyImport_ImportModule() unless another
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1138 * thread holds the import lock. In the latter case the function raises an
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1139 * ImportError instead of blocking.
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1140 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1141 * Returns the module object with incremented ref count.
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1142 */
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1143 PyObject *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1144 PyImport_ImportModuleNoBlock(const char *name)
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1145 {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1146 return PyImport_ImportModule(name);
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
1147 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
1148
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1149
77996
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1150 /* Remove importlib frames from the traceback,
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1151 * except in Verbose mode. */
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1152 static void
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1153 remove_importlib_frames(void)
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1154 {
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1155 const char *importlib_filename = "<frozen importlib._bootstrap>";
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1156 const char *exec_funcname = "_exec_module";
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1157 int always_trim = 0;
78044
7ed3b4f830c0 initialize variable for compiler happiness
Benjamin Peterson <benjamin@python.org>
parents: 78042
diff changeset
1158 int in_importlib = 0;
77996
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1159 PyObject *exception, *value, *base_tb, *tb;
78044
7ed3b4f830c0 initialize variable for compiler happiness
Benjamin Peterson <benjamin@python.org>
parents: 78042
diff changeset
1160 PyObject **prev_link, **outer_link = NULL;
77996
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1161
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1162 /* Synopsis: if it's an ImportError, we trim all importlib chunks
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1163 from the traceback. Otherwise, we trim only those chunks which
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1164 end with a call to "_exec_module". */
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1165
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1166 PyErr_Fetch(&exception, &value, &base_tb);
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1167 if (!exception || Py_VerboseFlag)
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1168 goto done;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1169 if (PyType_IsSubtype((PyTypeObject *) exception,
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1170 (PyTypeObject *) PyExc_ImportError))
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1171 always_trim = 1;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1172
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1173 prev_link = &base_tb;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1174 tb = base_tb;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1175 while (tb != NULL) {
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1176 PyTracebackObject *traceback = (PyTracebackObject *)tb;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1177 PyObject *next = (PyObject *) traceback->tb_next;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1178 PyFrameObject *frame = traceback->tb_frame;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1179 PyCodeObject *code = frame->f_code;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1180 int now_in_importlib;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1181
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1182 assert(PyTraceBack_Check(tb));
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1183 now_in_importlib = (PyUnicode_CompareWithASCIIString(
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1184 code->co_filename,
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1185 importlib_filename) == 0);
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1186 if (now_in_importlib && !in_importlib) {
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1187 /* This is the link to this chunk of importlib tracebacks */
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1188 outer_link = prev_link;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1189 }
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1190 in_importlib = now_in_importlib;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1191
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1192 if (in_importlib &&
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1193 (always_trim ||
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1194 PyUnicode_CompareWithASCIIString(code->co_name,
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1195 exec_funcname) == 0)) {
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1196 PyObject *tmp = *outer_link;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1197 *outer_link = next;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1198 Py_XINCREF(next);
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1199 Py_DECREF(tmp);
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1200 prev_link = outer_link;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1201 }
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1202 else {
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1203 prev_link = (PyObject **) &traceback->tb_next;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1204 }
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1205 tb = next;
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1206 }
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1207 done:
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1208 PyErr_Restore(exception, value, base_tb);
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1209 }
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1210
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1211
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1212 PyObject *
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1213 PyImport_ImportModuleLevelObject(PyObject *name, PyObject *given_globals,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1214 PyObject *locals, PyObject *given_fromlist,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1215 int level)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1216 {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1217 _Py_IDENTIFIER(__import__);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1218 _Py_IDENTIFIER(__initializing__);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1219 _Py_IDENTIFIER(__package__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1220 _Py_IDENTIFIER(__path__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1221 _Py_IDENTIFIER(__name__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1222 _Py_IDENTIFIER(_find_and_load);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1223 _Py_IDENTIFIER(_handle_fromlist);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1224 _Py_IDENTIFIER(_lock_unlock_module);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1225 _Py_static_string(single_dot, ".");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1226 PyObject *abs_name = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1227 PyObject *builtins_import = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1228 PyObject *final_mod = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1229 PyObject *mod = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1230 PyObject *package = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1231 PyObject *globals = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1232 PyObject *fromlist = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1233 PyInterpreterState *interp = PyThreadState_GET()->interp;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1234
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1235 /* Make sure to use default values so as to not have
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1236 PyObject_CallMethodObjArgs() truncate the parameter list because of a
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1237 NULL argument. */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1238 if (given_globals == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1239 globals = PyDict_New();
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1240 if (globals == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1241 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1242 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1243 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1244 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1245 /* Only have to care what given_globals is if it will be used
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1246 fortsomething. */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1247 if (level > 0 && !PyDict_Check(given_globals)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1248 PyErr_SetString(PyExc_TypeError, "globals must be a dict");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1249 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1250 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1251 globals = given_globals;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1252 Py_INCREF(globals);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1253 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1254
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1255 if (given_fromlist == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1256 fromlist = PyList_New(0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1257 if (fromlist == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1258 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1259 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1260 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1261 else {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1262 fromlist = given_fromlist;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1263 Py_INCREF(fromlist);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1264 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1265 if (name == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1266 PyErr_SetString(PyExc_ValueError, "Empty module name");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1267 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1268 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1269
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1270 /* The below code is importlib.__import__() & _gcd_import(), ported to C
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1271 for added performance. */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1272
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1273 if (!PyUnicode_Check(name)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1274 PyErr_SetString(PyExc_TypeError, "module name must be a string");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1275 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1276 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1277 else if (PyUnicode_READY(name) < 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1278 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1279 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1280 if (level < 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1281 PyErr_SetString(PyExc_ValueError, "level must be >= 0");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1282 goto error;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1283 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1284 else if (level > 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1285 package = _PyDict_GetItemId(globals, &PyId___package__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1286 if (package != NULL && package != Py_None) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1287 Py_INCREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1288 if (!PyUnicode_Check(package)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1289 PyErr_SetString(PyExc_TypeError, "package must be a string");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1290 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1291 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1292 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1293 else {
76380
68f9ad6a3b13 Issue #14592: A relative import will raise a KeyError if __package__
Brett Cannon <brett@python.org>
parents: 76379
diff changeset
1294 package = _PyDict_GetItemId(globals, &PyId___name__);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1295 if (package == NULL) {
76380
68f9ad6a3b13 Issue #14592: A relative import will raise a KeyError if __package__
Brett Cannon <brett@python.org>
parents: 76379
diff changeset
1296 PyErr_SetString(PyExc_KeyError, "'__name__' not in globals");
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1297 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1298 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1299 else if (!PyUnicode_Check(package)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1300 PyErr_SetString(PyExc_TypeError, "__name__ must be a string");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1301 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1302 Py_INCREF(package);
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
1303
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1304 if (_PyDict_GetItemId(globals, &PyId___path__) == NULL) {
76304
6cfb6fb18e1f Undo a C99 idiom.
Brett Cannon <brett@python.org>
parents: 76303
diff changeset
1305 PyObject *partition = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1306 PyObject *borrowed_dot = _PyUnicode_FromId(&single_dot);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1307 if (borrowed_dot == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1308 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1309 }
76304
6cfb6fb18e1f Undo a C99 idiom.
Brett Cannon <brett@python.org>
parents: 76303
diff changeset
1310 partition = PyUnicode_RPartition(package, borrowed_dot);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1311 Py_DECREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1312 if (partition == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1313 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1314 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1315 package = PyTuple_GET_ITEM(partition, 0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1316 Py_INCREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1317 Py_DECREF(partition);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1318 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1319 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1320
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1321 if (PyDict_GetItem(interp->modules, package) == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1322 PyErr_Format(PyExc_SystemError,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1323 "Parent module %R not loaded, cannot perform relative "
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1324 "import", package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1325 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1326 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1327 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1328 else { /* level == 0 */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1329 if (PyUnicode_GET_LENGTH(name) == 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1330 PyErr_SetString(PyExc_ValueError, "Empty module name");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1331 goto error;
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1332 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1333 package = Py_None;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1334 Py_INCREF(package);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1335 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1336
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1337 if (level > 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1338 Py_ssize_t last_dot = PyUnicode_GET_LENGTH(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1339 PyObject *base = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1340 int level_up = 1;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1341
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1342 for (level_up = 1; level_up < level; level_up += 1) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1343 last_dot = PyUnicode_FindChar(package, '.', 0, last_dot, -1);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1344 if (last_dot == -2) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1345 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1346 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1347 else if (last_dot == -1) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1348 PyErr_SetString(PyExc_ValueError,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1349 "attempted relative import beyond top-level "
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1350 "package");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1351 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1352 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1353 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1354 base = PyUnicode_Substring(package, 0, last_dot);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1355 if (PyUnicode_GET_LENGTH(name) > 0) {
76361
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1356 PyObject *borrowed_dot, *seq = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1357
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1358 borrowed_dot = _PyUnicode_FromId(&single_dot);
76361
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1359 seq = PyTuple_Pack(2, base, name);
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1360 Py_DECREF(base);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1361 if (borrowed_dot == NULL || seq == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1362 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1363 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1364
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1365 abs_name = PyUnicode_Join(borrowed_dot, seq);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1366 Py_DECREF(seq);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1367 if (abs_name == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1368 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1369 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1370 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1371 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1372 abs_name = base;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1373 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1374 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1375 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1376 abs_name = name;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1377 Py_INCREF(abs_name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1378 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1379
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1380 #ifdef WITH_THREAD
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1381 _PyImport_AcquireLock();
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1382 #endif
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1383 /* From this point forward, goto error_with_unlock! */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1384 if (PyDict_Check(globals)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1385 builtins_import = _PyDict_GetItemId(globals, &PyId___import__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1386 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1387 if (builtins_import == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1388 builtins_import = _PyDict_GetItemId(interp->builtins, &PyId___import__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1389 if (builtins_import == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1390 Py_FatalError("__import__ missing");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1391 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1392 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1393 Py_INCREF(builtins_import);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1394
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1395 mod = PyDict_GetItem(interp->modules, abs_name);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1396 if (mod == Py_None) {
76328
c9fb9f5e16e7 Set ImportError.name when raising the exception in the case of None
Brett Cannon <brett@python.org>
parents: 76312
diff changeset
1397 PyObject *msg = PyUnicode_FromFormat("import of %R halted; "
c9fb9f5e16e7 Set ImportError.name when raising the exception in the case of None
Brett Cannon <brett@python.org>
parents: 76312
diff changeset
1398 "None in sys.modules", abs_name);
c9fb9f5e16e7 Set ImportError.name when raising the exception in the case of None
Brett Cannon <brett@python.org>
parents: 76312
diff changeset
1399 if (msg != NULL) {
76379
7a32b9380ffd Fix #14600. Correct reference handling and naming of ImportError convenience function
Brian Curtin <brian@python.org>
parents: 76371
diff changeset
1400 PyErr_SetImportError(msg, abs_name, NULL);
7a32b9380ffd Fix #14600. Correct reference handling and naming of ImportError convenience function
Brian Curtin <brian@python.org>
parents: 76371
diff changeset
1401 Py_DECREF(msg);
76328
c9fb9f5e16e7 Set ImportError.name when raising the exception in the case of None
Brett Cannon <brett@python.org>
parents: 76312
diff changeset
1402 }
76358
feeb1ca9e93c Fix reference loss on Py_None when None is encountered in sys.modules.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76342
diff changeset
1403 mod = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1404 goto error_with_unlock;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1405 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1406 else if (mod != NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1407 PyObject *value;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1408 int initializing = 0;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1409
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1410 Py_INCREF(mod);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1411 /* Only call _bootstrap._lock_unlock_module() if __initializing__ is true. */
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1412 value = _PyObject_GetAttrId(mod, &PyId___initializing__);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1413 if (value == NULL)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1414 PyErr_Clear();
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1415 else {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1416 initializing = PyObject_IsTrue(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1417 Py_DECREF(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1418 if (initializing == -1)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1419 PyErr_Clear();
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1420 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1421 if (initializing > 0) {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1422 /* _bootstrap._lock_unlock_module() releases the import lock */
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1423 value = _PyObject_CallMethodObjIdArgs(interp->importlib,
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1424 &PyId__lock_unlock_module, abs_name,
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1425 NULL);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1426 if (value == NULL)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1427 goto error;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1428 Py_DECREF(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1429 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1430 else {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1431 #ifdef WITH_THREAD
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1432 if (_PyImport_ReleaseLock() < 0) {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1433 PyErr_SetString(PyExc_RuntimeError, "not holding the import lock");
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1434 goto error;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1435 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1436 #endif
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1437 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1438 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1439 else {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1440 /* _bootstrap._find_and_load() releases the import lock */
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1441 mod = _PyObject_CallMethodObjIdArgs(interp->importlib,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1442 &PyId__find_and_load, abs_name,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1443 builtins_import, NULL);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1444 if (mod == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1445 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1446 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1447 }
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1448 /* From now on we don't hold the import lock anymore. */
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1449
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1450 if (PyObject_Not(fromlist)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1451 if (level == 0 || PyUnicode_GET_LENGTH(name) > 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1452 PyObject *front = NULL;
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1453 PyObject *partition = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1454 PyObject *borrowed_dot = _PyUnicode_FromId(&single_dot);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1455
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1456 if (borrowed_dot == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1457 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1458 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1459
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1460 partition = PyUnicode_Partition(name, borrowed_dot);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1461 if (partition == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1462 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1463 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1464
76826
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1465 if (PyUnicode_GET_LENGTH(PyTuple_GET_ITEM(partition, 1)) == 0) {
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1466 /* No dot in module name, simple exit */
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1467 Py_DECREF(partition);
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1468 final_mod = mod;
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1469 Py_INCREF(mod);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1470 goto error;
76826
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1471 }
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1472
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1473 front = PyTuple_GET_ITEM(partition, 0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1474 Py_INCREF(front);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1475 Py_DECREF(partition);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1476
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1477 if (level == 0) {
76826
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1478 final_mod = PyObject_CallFunctionObjArgs(builtins_import, front, NULL);
76799
49306ceaf91f Fix too early decrefs.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76768
diff changeset
1479 Py_DECREF(front);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1480 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1481 else {
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1482 Py_ssize_t cut_off = PyUnicode_GET_LENGTH(name) -
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1483 PyUnicode_GET_LENGTH(front);
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1484 Py_ssize_t abs_name_len = PyUnicode_GET_LENGTH(abs_name);
76312
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1485 PyObject *to_return = PyUnicode_Substring(abs_name, 0,
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1486 abs_name_len - cut_off);
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1487 Py_DECREF(front);
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1488 if (to_return == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1489 goto error;
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1490 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1491
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1492 final_mod = PyDict_GetItem(interp->modules, to_return);
76312
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1493 if (final_mod == NULL) {
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1494 PyErr_Format(PyExc_KeyError,
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1495 "%R not in sys.modules as expected",
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1496 to_return);
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1497 }
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1498 else {
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1499 Py_INCREF(final_mod);
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1500 }
76799
49306ceaf91f Fix too early decrefs.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76768
diff changeset
1501 Py_DECREF(to_return);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1502 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1503 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1504 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1505 final_mod = mod;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1506 Py_INCREF(mod);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1507 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1508 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1509 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1510 final_mod = _PyObject_CallMethodObjIdArgs(interp->importlib,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1511 &PyId__handle_fromlist, mod,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1512 fromlist, builtins_import,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1513 NULL);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1514 }
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1515 goto error;
76826
d6324941b739 Issue #14583: Fix importlib bug when a package's __init__.py would first import one of its modules then raise an error.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76799
diff changeset
1516
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1517 error_with_unlock:
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1518 #ifdef WITH_THREAD
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1519 if (_PyImport_ReleaseLock() < 0) {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1520 PyErr_SetString(PyExc_RuntimeError, "not holding the import lock");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1521 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1522 #endif
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1523 error:
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1524 Py_XDECREF(abs_name);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1525 Py_XDECREF(builtins_import);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1526 Py_XDECREF(mod);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1527 Py_XDECREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1528 Py_XDECREF(globals);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1529 Py_XDECREF(fromlist);
77996
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1530 if (final_mod == NULL)
8c877ad00bc4 Issue #15110: Fix the tracebacks generated by "import xxx" to not show the importlib stack frames.
Antoine Pitrou <solipsis@pitrou.net>
parents: 77917
diff changeset
1531 remove_importlib_frames();
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1532 return final_mod;
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
1533 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
1534
68739
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1535 PyObject *
70374
a9126e8770e5 make PyImport_ImportModuleLevel's first arg const like similiar functions (closes #12173)
Benjamin Peterson <benjamin@python.org>
parents: 69463
diff changeset
1536 PyImport_ImportModuleLevel(const char *name, PyObject *globals, PyObject *locals,
68739
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1537 PyObject *fromlist, int level)
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1538 {
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1539 PyObject *nameobj, *mod;
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1540 nameobj = PyUnicode_FromString(name);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1541 if (nameobj == NULL)
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1542 return NULL;
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1543 mod = PyImport_ImportModuleLevelObject(nameobj, globals, locals,
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1544 fromlist, level);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1545 Py_DECREF(nameobj);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1546 return mod;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1547 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1548
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1549
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1550 /* 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
1551 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
1552
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1553 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1554 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
1555 {
76640
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1556 _Py_IDENTIFIER(reload);
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1557 PyObject *reloaded_module = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1558 PyObject *modules = PyImport_GetModuleDict();
76640
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1559 PyObject *imp = PyDict_GetItemString(modules, "imp");
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1560 if (imp == NULL) {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1561 imp = PyImport_ImportModule("imp");
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1562 if (imp == NULL) {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1563 return NULL;
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1564 }
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1565 }
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1566 else {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1567 Py_INCREF(imp);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1568 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1569
76640
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1570 reloaded_module = _PyObject_CallMethodId(imp, &PyId_reload, "O", m);
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1571 Py_DECREF(imp);
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1572 return reloaded_module;
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1573 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1574
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1575
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1576 /* 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
1577 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
1578 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
1579 done using whatever import hooks are installed in the current
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1580 environment.
9680
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
1581 A dummy list ["__doc__"] is passed as the 4th argument so that
42862
ed1594a16bdb Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42859
diff changeset
1582 e.g. PyImport_Import(PyUnicode_FromString("win32com.client.gencache"))
9680
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
1583 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
1584
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1585 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1586 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
1587 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1588 static PyObject *silly_list = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1589 static PyObject *builtins_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1590 static PyObject *import_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1591 PyObject *globals = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1592 PyObject *import = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1593 PyObject *builtins = NULL;
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1594 PyObject *modules = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1595 PyObject *r = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1596
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1597 /* Initialize constant string objects */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1598 if (silly_list == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1599 import_str = PyUnicode_InternFromString("__import__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1600 if (import_str == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1601 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1602 builtins_str = PyUnicode_InternFromString("__builtins__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1603 if (builtins_str == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1604 return NULL;
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1605 silly_list = PyList_New(0);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1606 if (silly_list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1607 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1608 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1609
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1610 /* Get the builtins from current globals */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1611 globals = PyEval_GetGlobals();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1612 if (globals != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1613 Py_INCREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1614 builtins = PyObject_GetItem(globals, builtins_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1615 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1616 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1617 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1618 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1619 /* No globals -- use standard builtins, and fake globals */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1620 builtins = PyImport_ImportModuleLevel("builtins",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1621 NULL, NULL, NULL, 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1622 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1623 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1624 globals = Py_BuildValue("{OO}", builtins_str, builtins);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1625 if (globals == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1626 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1627 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1628
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1629 /* Get the __import__ function from the builtins */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1630 if (PyDict_Check(builtins)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1631 import = PyObject_GetItem(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1632 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1633 PyErr_SetObject(PyExc_KeyError, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1634 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1635 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1636 import = PyObject_GetAttr(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1637 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1638 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1639
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1640 /* Call the __import__ function with the proper argument list
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1641 Always use absolute import here.
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1642 Calling for side-effect of import. */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1643 r = PyObject_CallFunction(import, "OOOOi", module_name, globals,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1644 globals, silly_list, 0, NULL);
64838
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1645 if (r == NULL)
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1646 goto err;
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1647 Py_DECREF(r);
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1648
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1649 modules = PyImport_GetModuleDict();
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1650 r = PyDict_GetItem(modules, module_name);
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1651 if (r != NULL)
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1652 Py_INCREF(r);
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1653
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1654 err:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1655 Py_XDECREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1656 Py_XDECREF(builtins);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1657 Py_XDECREF(import);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1658
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1659 return r;
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1660 }
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1661
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1662 static PyObject *
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1663 imp_extension_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
1664 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1665 PyObject *list;
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1666 const char *suffix;
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1667 unsigned int index = 0;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1668
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1669 list = PyList_New(0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1670 if (list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1671 return NULL;
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1672 #ifdef HAVE_DYNAMIC_LOADING
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1673 while ((suffix = _PyImport_DynLoadFiletab[index])) {
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1674 PyObject *item = PyUnicode_FromString(suffix);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1675 if (item == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1676 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1677 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1678 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1679 if (PyList_Append(list, item) < 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1680 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1681 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1682 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1683 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1684 Py_DECREF(item);
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1685 index += 1;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1686 }
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1687 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1688 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
1689 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1690
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1691 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1692 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
1693 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1694 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1695 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1696 PyObject *m;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1697 if (!PyArg_ParseTuple(args, "U:init_builtin", &name))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1698 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1699 ret = init_builtin(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1700 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1701 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1702 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1703 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1704 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1705 }
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1706 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1707 Py_XINCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1708 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
1709 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1710
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1711 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1712 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
1713 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1714 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1715 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1716 PyObject *m;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1717 if (!PyArg_ParseTuple(args, "U:init_frozen", &name))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1718 return NULL;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1719 ret = PyImport_ImportFrozenModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1720 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1721 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1722 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1723 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1724 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1725 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1726 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1727 Py_XINCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1728 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
1729 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1730
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1731 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1732 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
1733 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1734 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1735
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1736 if (!PyArg_ParseTuple(args, "U:get_frozen_object", &name))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1737 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1738 return get_frozen_object(name);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1739 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1740
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1741 static PyObject *
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1742 imp_is_frozen_package(PyObject *self, PyObject *args)
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1743 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1744 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1745
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1746 if (!PyArg_ParseTuple(args, "U:is_frozen_package", &name))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1747 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1748 return is_frozen_package(name);
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1749 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1750
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1751 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1752 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
1753 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1754 PyObject *name;
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1755 if (!PyArg_ParseTuple(args, "U:is_builtin", &name))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1756 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1757 return PyLong_FromLong(is_builtin(name));
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1758 }
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1759
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1760 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1761 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
1762 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1763 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1764 struct _frozen *p;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1765 if (!PyArg_ParseTuple(args, "U:is_frozen", &name))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1766 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1767 p = find_frozen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1768 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
1769 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1770
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1771 #ifdef HAVE_DYNAMIC_LOADING
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1772
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1773 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1774 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
1775 {
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1776 PyObject *name, *pathname, *fob = NULL, *mod;
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1777 FILE *fp;
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1778
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1779 if (!PyArg_ParseTuple(args, "UO&|O:load_dynamic",
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1780 &name, PyUnicode_FSDecoder, &pathname, &fob))
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1781 return NULL;
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1782 if (fob != NULL) {
76764
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1783 fp = _Py_fopen(pathname, "r");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1784 if (fp == NULL) {
68826
3114f26d5d54 Issue #11630, issue #3080: Fix refleak introduced by ef2b6305d395
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68823
diff changeset
1785 Py_DECREF(pathname);
76764
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1786 if (!PyErr_Occurred())
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1787 PyErr_SetFromErrno(PyExc_IOError);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1788 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1789 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1790 }
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1791 else
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1792 fp = NULL;
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1793 mod = _PyImport_LoadDynamicModule(name, pathname, fp);
68826
3114f26d5d54 Issue #11630, issue #3080: Fix refleak introduced by ef2b6305d395
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68823
diff changeset
1794 Py_DECREF(pathname);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1795 if (fp)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1796 fclose(fp);
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1797 return mod;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1798 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1799
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1800 #endif /* HAVE_DYNAMIC_LOADING */
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1801
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1802
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1803 /* Doc strings */
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1804
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
1805 PyDoc_STRVAR(doc_imp,
76331
d777f854a66e Issue #13959: Rename imp to _imp and add Lib/imp.py and begin
Brett Cannon <brett@python.org>
parents: 76329
diff changeset
1806 "(Extremely) low-level import machinery bits as used by importlib and imp.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1807
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1808 PyDoc_STRVAR(doc_extension_suffixes,
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1809 "extension_suffixes() -> list of strings\n\
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1810 Returns the list of file suffixes used to identify extension modules.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1811
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
1812 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
1813 "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
1814 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
1815 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
1816
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
1817 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
1818 "acquire_lock() -> None\n\
27853
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
1819 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
1820 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
1821 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
1822 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
1823
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
1824 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
1825 "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
1826 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
1827 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
1828
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1829 static PyMethodDef imp_methods[] = {
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1830 {"extension_suffixes", imp_extension_suffixes, METH_NOARGS,
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1831 doc_extension_suffixes},
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1832 {"lock_held", imp_lock_held, METH_NOARGS, doc_lock_held},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1833 {"acquire_lock", imp_acquire_lock, METH_NOARGS, doc_acquire_lock},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1834 {"release_lock", imp_release_lock, METH_NOARGS, doc_release_lock},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1835 {"get_frozen_object", imp_get_frozen_object, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1836 {"is_frozen_package", imp_is_frozen_package, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1837 {"init_builtin", imp_init_builtin, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1838 {"init_frozen", imp_init_frozen, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1839 {"is_builtin", imp_is_builtin, METH_VARARGS},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1840 {"is_frozen", imp_is_frozen, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1841 #ifdef HAVE_DYNAMIC_LOADING
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1842 {"load_dynamic", imp_load_dynamic, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1843 #endif
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
1844 {"_fix_co_filename", imp_fix_co_filename, METH_VARARGS},
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1845 {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
1846 };
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1847
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1848
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1849 static struct PyModuleDef impmodule = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1850 PyModuleDef_HEAD_INIT,
76331
d777f854a66e Issue #13959: Rename imp to _imp and add Lib/imp.py and begin
Brett Cannon <brett@python.org>
parents: 76329
diff changeset
1851 "_imp",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1852 doc_imp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1853 0,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1854 imp_methods,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1855 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1856 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1857 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1858 NULL
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1859 };
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1860
30311
f003e48f562d Bug #794140: cygwin builds do not embed
Jason Tishler <jason@tishler.net>
parents: 29812
diff changeset
1861 PyMODINIT_FUNC
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1862 PyInit_imp(void)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1863 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1864 PyObject *m, *d;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1865
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1866 m = PyModule_Create(&impmodule);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1867 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1868 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1869 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1870 if (d == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1871 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1872
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1873 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1874 failure:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1875 Py_XDECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1876 return NULL;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1877 }
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
1878
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
1879
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
1880 /* 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
1881 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
1882 *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
1883 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
1884
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
1885 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
1886
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
1887 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1888 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
1889 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1890 static struct _inittab *our_copy = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1891 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1892 int i, n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1893
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1894 /* Count the number of entries in both tables */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1895 for (n = 0; newtab[n].name != NULL; n++)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1896 ;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1897 if (n == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1898 return 0; /* Nothing to do */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1899 for (i = 0; PyImport_Inittab[i].name != NULL; i++)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1900 ;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1901
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1902 /* Allocate new memory for the combined table */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1903 p = our_copy;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1904 PyMem_RESIZE(p, struct _inittab, i+n+1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1905 if (p == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1906 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1907
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1908 /* Copy the tables into the new memory */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1909 if (our_copy != PyImport_Inittab)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1910 memcpy(p, PyImport_Inittab, (i+1) * sizeof(struct _inittab));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1911 PyImport_Inittab = our_copy = p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1912 memcpy(p+i, newtab, (n+1) * sizeof(struct _inittab));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1913
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1914 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
1915 }
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
1916
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
1917 /* 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
1918
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
1919 int
52721
54e093bd887e Merged revisions 71031 via svnmerge from
Brett Cannon <bcannon@gmail.com>
parents: 52547
diff changeset
1920 PyImport_AppendInittab(const char *name, PyObject* (*initfunc)(void))
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
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1921 {
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1922 struct _inittab newtab[2];
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1923
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1924 memset(newtab, '\0', sizeof newtab);
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1925
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1926 newtab[0].name = (char *)name;
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1927 newtab[0].initfunc = initfunc;
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1928
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1929 return PyImport_ExtendInittab(newtab);
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1930 }
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1931
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1932 #ifdef __cplusplus
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1933 }
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1934 #endif