Mercurial > cpython-lru_cache-weakref

annotate Python/import.c @ 78048:3fa1414ce505

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fix refleak
author Benjamin Peterson <benjamin@python.org>
date Mon, 09 Jul 2012 22:21:55 -0700
parents 7ed3b4f830c0
children 2ecdda96f970
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
145
853b736a6a9e Added copyright notice.
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1
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2 /* Module definition and import implementation */
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3
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4 #include "Python.h"
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5
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6 #include "Python-ast.h"
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7 #undef Yield /* undefine macro conflicting with winbase.h */
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8 #include "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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40
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41 struct _inittab *PyImport_Inittab = _PyImport_Inittab;
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42
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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.
Martin v. Löwis <martin@v.loewis.de>
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109 _Py_IDENTIFIER(zipimporter);
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81380082d216 Use identifier API for PyObject_GetAttrString.
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110 PyObject *zipimporter = _PyObject_GetAttrId(zimpimport,
81380082d216 Use identifier API for PyObject_GetAttrString.
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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
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Brett Cannon <brett@python.org>
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120 /* sys.path_hooks.insert(0, zipimporter) */
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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
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
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426 long
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f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
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427 PyImport_GetMagicNumber(void)
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428 {
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429 PyInterpreterState *interp = PyThreadState_Get()->interp;
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430 PyObject *pyc_magic = PyObject_GetAttrString(interp->importlib,
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431 "_RAW_MAGIC_NUMBER");
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432 if (pyc_magic == NULL)
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433 return -1;
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434 long res = PyLong_AsLong(pyc_magic);
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435 Py_DECREF(pyc_magic);
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436 return res;
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437 }
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438
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439
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440 extern const char * _PySys_ImplCacheTag;
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441
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442 const char *
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443 PyImport_GetMagicTag(void)
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444 {
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445 return _PySys_ImplCacheTag;
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446 }
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447
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448
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449 /* Magic for extension modules (built-in as well as dynamically
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450 loaded). To prevent initializing an extension module more than
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451 once, we keep a static dictionary 'extensions' keyed by module name
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452 (for built-in modules) or by filename (for dynamically loaded
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453 modules), containing these modules. A copy of the module's
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454 dictionary is stored by calling _PyImport_FixupExtensionObject()
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455 immediately after the module initialization function succeeds. A
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456 copy can be retrieved from there by calling
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457 _PyImport_FindExtensionObject().
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458
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459 Modules which do support multiple initialization set their m_size
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460 field to a non-negative number (indicating the size of the
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461 module-specific state). They are still recorded in the extensions
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462 dictionary, to avoid loading shared libraries twice.
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463 */
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464
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465 int
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466 _PyImport_FixupExtensionObject(PyObject *mod, PyObject *name,
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467 PyObject *filename)
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468 {
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469 PyObject *modules, *dict;
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470 struct PyModuleDef *def;
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471 if (extensions == NULL) {
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472 extensions = PyDict_New();
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473 if (extensions == NULL)
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474 return -1;
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475 }
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476 if (mod == NULL || !PyModule_Check(mod)) {
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477 PyErr_BadInternalCall();
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478 return -1;
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479 }
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480 def = PyModule_GetDef(mod);
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481 if (!def) {
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482 PyErr_BadInternalCall();
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483 return -1;
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484 }
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485 modules = PyImport_GetModuleDict();
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486 if (PyDict_SetItem(modules, name, mod) < 0)
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487 return -1;
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488 if (_PyState_AddModule(mod, def) < 0) {
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489 PyDict_DelItem(modules, name);
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490 return -1;
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491 }
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492 if (def->m_size == -1) {
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493 if (def->m_base.m_copy) {
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494 /* Somebody already imported the module,
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495 likely under a different name.
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496 XXX this should really not happen. */
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497 Py_DECREF(def->m_base.m_copy);
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498 def->m_base.m_copy = NULL;
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499 }
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500 dict = PyModule_GetDict(mod);
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501 if (dict == NULL)
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502 return -1;
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503 def->m_base.m_copy = PyDict_Copy(dict);
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504 if (def->m_base.m_copy == NULL)
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505 return -1;
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506 }
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507 PyDict_SetItem(extensions, filename, (PyObject*)def);
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508 return 0;
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509 }
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510
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511 int
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512 _PyImport_FixupBuiltin(PyObject *mod, char *name)
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513 {
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514 int res;
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515 PyObject *nameobj;
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516 nameobj = PyUnicode_InternFromString(name);
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517 if (nameobj == NULL)
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518 return -1;
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
519 res = _PyImport_FixupExtensionObject(mod, nameobj, nameobj);
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
520 Py_DECREF(nameobj);
65418
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
521 return res;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
522 }
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
523
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5894
diff changeset
524 PyObject *
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
525 _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
526 {
61467
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diff changeset
527 PyObject *mod, *mdict;
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parents: 59865
diff changeset
528 PyModuleDef* def;
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diff changeset
529 if (extensions == NULL)
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diff changeset
530 return NULL;
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
531 def = (PyModuleDef*)PyDict_GetItem(extensions, filename);
61467
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532 if (def == NULL)
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diff changeset
533 return NULL;
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parents: 59865
diff changeset
534 if (def->m_size == -1) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
535 /* Module does not support repeated initialization */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
536 if (def->m_base.m_copy == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
537 return NULL;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
538 mod = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
539 if (mod == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
540 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
541 mdict = PyModule_GetDict(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
542 if (mdict == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
543 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
544 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
545 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
546 }
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parents: 59865
diff changeset
547 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
548 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
549 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
550 mod = def->m_base.m_init();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
551 if (mod == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
552 return NULL;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
553 PyDict_SetItem(PyImport_GetModuleDict(), name, mod);
61467
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parents: 59865
diff changeset
554 Py_DECREF(mod);
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parents: 59865
diff changeset
555 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
556 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
557 PyDict_DelItem(PyImport_GetModuleDict(), name);
61467
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parents: 59865
diff changeset
558 Py_DECREF(mod);
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parents: 59865
diff changeset
559 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
560 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
561 if (Py_VerboseFlag)
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
562 PySys_FormatStderr("import %U # previously loaded (%R)\n",
61467
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parents: 59865
diff changeset
563 name, filename);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
564 return mod;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
565
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
566 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
567
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
568 PyObject *
68110
44cc9ef43127 Issue #3080: Mark _PyImport_FindBuiltin() argument as constant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68107
diff changeset
569 _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
570 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
571 PyObject *res, *nameobj;
68713
ced52fcd95f6 Issue #3080: Use PyUnicode_InternFromString() for builtins
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68712
diff changeset
572 nameobj = PyUnicode_InternFromString(name);
68712
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
573 if (nameobj == NULL)
65418
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
574 return NULL;
68712
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
575 res = _PyImport_FindExtensionObject(nameobj, nameobj);
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
576 Py_DECREF(nameobj);
65418
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
577 return res;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
578 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
579
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
580 /* 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
581 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
582 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
583 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
584 '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
585
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
586 PyObject *
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
587 PyImport_AddModuleObject(PyObject *name)
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
588 {
61467
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parents: 59865
diff changeset
589 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
590 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
591
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
592 if ((m = PyDict_GetItem(modules, name)) != NULL &&
61467
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diff changeset
593 PyModule_Check(m))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
594 return m;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
595 m = PyModule_NewObject(name);
61467
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parents: 59865
diff changeset
596 if (m == NULL)
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parents: 59865
diff changeset
597 return NULL;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
598 if (PyDict_SetItem(modules, name, m) != 0) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
599 Py_DECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
600 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
601 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
602 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
603
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
604 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
605 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
606
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
607 PyObject *
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
608 PyImport_AddModule(const char *name)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
609 {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
610 PyObject *nameobj, *module;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
611 nameobj = PyUnicode_FromString(name);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
612 if (nameobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
613 return NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
614 module = PyImport_AddModuleObject(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
615 Py_DECREF(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
616 return module;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
617 }
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
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
620 /* 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
621 static void
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
622 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
623 {
61467
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diff changeset
624 PyObject *modules = PyImport_GetModuleDict();
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
625 if (PyDict_GetItem(modules, name) == NULL)
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
626 return;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
627 if (PyDict_DelItem(modules, name) < 0)
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
628 Py_FatalError("import: deleting existing key in"
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
629 "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
630 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
631
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
632 static PyObject * get_sourcefile(PyObject *filename);
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
633 static PyObject *make_source_pathname(PyObject *pathname);
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
634
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
635 /* 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
636 * 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
637 * 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
638 * 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
639 * 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
640 * example.
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
641 *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
642 * Note that PyImport_ExecCodeModuleWithPathnames() is the preferred, richer
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
643 * 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
644 */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
645 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
646 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
647 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
648 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
649 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
650 }
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
651
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
652 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
653 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
654 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
655 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
656 name, co, pathname, (char *)NULL);
60648
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
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
659 PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
660 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
661 char *cpathname)
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
662 {
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
663 PyObject *m = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
664 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
665
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
666 nameobj = PyUnicode_FromString(name);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
667 if (nameobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
668 return NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
669
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
670 if (pathname != NULL) {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
671 pathobj = PyUnicode_DecodeFSDefault(pathname);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
672 if (pathobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
673 goto error;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
674 } else
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
675 pathobj = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
676 if (cpathname != NULL) {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
677 cpathobj = PyUnicode_DecodeFSDefault(cpathname);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
678 if (cpathobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
679 goto error;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
680 } else
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
681 cpathobj = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
682 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
683 error:
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
684 Py_DECREF(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
685 Py_XDECREF(pathobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
686 Py_XDECREF(cpathobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
687 return m;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
688 }
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
689
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
690 PyObject*
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
691 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
692 PyObject *cpathname)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
693 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
694 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
695 PyObject *m, *d, *v;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
696
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
697 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
698 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
699 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
700 /* 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
701 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
702 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
703 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
704 if (PyDict_SetItemString(d, "__builtins__",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
705 PyEval_GetBuiltins()) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
706 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
707 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
708 /* Remember the filename as the __file__ attribute */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
709 if (pathname != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
710 v = get_sourcefile(pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
711 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
712 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
713 }
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
714 else
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
715 v = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
716 if (v == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
717 v = ((PyCodeObject *)co)->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
718 Py_INCREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
719 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
720 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
721 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
722 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
723
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
724 /* 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
725 if (cpathname != NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
726 v = cpathname;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
727 else
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
728 v = Py_None;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
729 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
730 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
731
66664
62b61abd02b8 Merge branches/pep-0384.
Martin v. Löwis <martin@v.loewis.de>
parents: 66650
diff changeset
732 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
733 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
734 goto error;
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
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
737 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
738 PyErr_Format(PyExc_ImportError,
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
739 "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
740 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
741 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
742 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
743
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
744 Py_INCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
745
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
746 return m;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
747
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
748 error:
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
749 remove_module(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
750 return NULL;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
751 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
752
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
753
73063
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
754 /* Like rightmost_sep, but operate on unicode objects. */
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
755 static Py_ssize_t
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
756 rightmost_sep_obj(PyObject* o, Py_ssize_t start, Py_ssize_t end)
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
757 {
73063
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
758 Py_ssize_t found, i;
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
759 Py_UCS4 c;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
760 for (found = -1, i = start; i < end; i++) {
73063
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
761 c = PyUnicode_READ_CHAR(o, i);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
762 if (c == SEP
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
763 #ifdef ALTSEP
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
764 || c == ALTSEP
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
765 #endif
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
766 )
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
767 {
73063
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
768 found = i;
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
769 }
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parents: 60648
diff changeset
770 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
771 return found;
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
772 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
773
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
774
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
775 /* Given a pathname to a Python byte compiled file, return the path to the
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
776 source file, if the path matches the PEP 3147 format. This does not check
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
777 for any file existence, however, if the pyc file name does not match PEP
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
778 3147 style, NULL is returned. buf must be at least as big as pathname;
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
779 the resulting path will always be shorter.
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
780
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
781 (...)/__pycache__/foo.<tag>.pyc -> (...)/foo.py */
61466
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parents: 60648
diff changeset
782
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
783 static PyObject*
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
784 make_source_pathname(PyObject *path)
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
785 {
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
786 Py_ssize_t left, right, dot0, dot1, len;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
787 Py_ssize_t i, j;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
788 PyObject *result;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
789 int kind;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
790 void *data;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
791
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
792 len = PyUnicode_GET_LENGTH(path);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
793 if (len > MAXPATHLEN)
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 72454
diff changeset
794 return NULL;
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
795
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
796 /* Look back two slashes from the end. In between these two slashes
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
797 must be the string __pycache__ or this is not a PEP 3147 style
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
798 path. It's possible for there to be only one slash.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
799 */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
800 right = rightmost_sep_obj(path, 0, len);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
801 if (right == -1)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
802 return NULL;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
803 left = rightmost_sep_obj(path, 0, right);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
804 if (left == -1)
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
805 left = 0;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
806 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
807 left++;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
808 if (right-left != sizeof(CACHEDIR)-1)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
809 return NULL;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
810 for (i = 0; i < sizeof(CACHEDIR)-1; i++)
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
811 if (PyUnicode_READ_CHAR(path, left+i) != CACHEDIR[i])
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
812 return NULL;
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
813
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
814 /* Now verify that the path component to the right of the last slash
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
815 has two dots in it.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
816 */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
817 dot0 = PyUnicode_FindChar(path, '.', right+1, len, 1);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
818 if (dot0 < 0)
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
819 return NULL;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
820 dot1 = PyUnicode_FindChar(path, '.', dot0+1, len, 1);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
821 if (dot1 < 0)
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
822 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
823 /* Too many dots? */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
824 if (PyUnicode_FindChar(path, '.', dot1+1, len, 1) != -1)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
825 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
826
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
827 /* This is a PEP 3147 path. Start by copying everything from the
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
828 start of pathname up to and including the leftmost slash. Then
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
829 copy the file's basename, removing the magic tag and adding a .py
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
830 suffix.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
831 */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
832 result = PyUnicode_New(left + (dot0-right) + 2,
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
833 PyUnicode_MAX_CHAR_VALUE(path));
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
834 if (!result)
61467
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parents: 59865
diff changeset
835 return NULL;
73065
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Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
836 kind = PyUnicode_KIND(result);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
837 data = PyUnicode_DATA(result);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
838 PyUnicode_CopyCharacters(result, 0, path, 0, (i = left));
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
839 PyUnicode_CopyCharacters(result, left, path, right+1,
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
840 (j = dot0-right));
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
841 PyUnicode_WRITE(kind, data, i+j, 'p');
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
842 PyUnicode_WRITE(kind, data, i+j+1, 'y');
76573
1439e2d1f490 Check newly created consistency using _PyUnicode_CheckConsistency(str, 1)
Victor Stinner <victor.stinner@gmail.com>
parents: 76562
diff changeset
843 assert(_PyUnicode_CheckConsistency(result, 1));
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
844 return result;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
845 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
846
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
847
50619
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Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
848 static void
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
849 update_code_filenames(PyCodeObject *co, PyObject *oldname, PyObject *newname)
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
850 {
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
851 PyObject *constants, *tmp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
852 Py_ssize_t i, n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
853
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
854 if (PyUnicode_Compare(co->co_filename, oldname))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
855 return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
856
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
857 tmp = co->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
858 co->co_filename = newname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
859 Py_INCREF(co->co_filename);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
860 Py_DECREF(tmp);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
861
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
862 constants = co->co_consts;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
863 n = PyTuple_GET_SIZE(constants);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
864 for (i = 0; i < n; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
865 tmp = PyTuple_GET_ITEM(constants, i);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
866 if (PyCode_Check(tmp))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
867 update_code_filenames((PyCodeObject *)tmp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
868 oldname, newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
869 }
50619
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Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
870 }
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
871
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
872 static void
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
873 update_compiled_module(PyCodeObject *co, PyObject *newname)
50619
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
874 {
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
875 PyObject *oldname;
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
876
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
877 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
878 return;
61467
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
879
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
880 oldname = co->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
881 Py_INCREF(oldname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
882 update_code_filenames(co, oldname, newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
883 Py_DECREF(oldname);
50619
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
884 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
885
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
886 static PyObject *
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
887 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
888 {
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
889 PyObject *co;
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
890 PyObject *file_path;
61467
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diff changeset
891
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
892 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
893 return NULL;
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
894
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
895 if (!PyCode_Check(co)) {
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
896 PyErr_SetString(PyExc_TypeError,
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
897 "first argument must be a code object");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
898 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
899 }
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
900
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
901 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
902 PyErr_SetString(PyExc_TypeError,
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
903 "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
904 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
905 }
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
906
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
907 update_compiled_module((PyCodeObject*)co, file_path);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
908
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
909 Py_RETURN_NONE;
50619
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
910 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
911
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
912
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
913 /* Get source file -> unicode or None
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
914 * Returns the path to the py file if available, else the given path
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
915 */
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
916 static PyObject *
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
917 get_sourcefile(PyObject *filename)
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
918 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
919 Py_ssize_t len;
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
920 PyObject *py;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
921 struct stat statbuf;
74058
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
922 int err;
77464
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
923 void *data;
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
924 unsigned int kind;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
925
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 72454
diff changeset
926 len = PyUnicode_GET_LENGTH(filename);
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
927 if (len == 0)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
928 Py_RETURN_NONE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
929
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
930 /* don't match *.pyc or *.pyo? */
77464
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
931 data = PyUnicode_DATA(filename);
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
932 kind = PyUnicode_KIND(filename);
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
933 if (len < 5
77464
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
934 || PyUnicode_READ(kind, data, len-4) != '.'
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
935 || (PyUnicode_READ(kind, data, len-3) != 'p'
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
936 && PyUnicode_READ(kind, data, len-3) != 'P')
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
937 || (PyUnicode_READ(kind, data, len-2) != 'y'
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
938 && PyUnicode_READ(kind, data, len-2) != 'Y'))
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
939 goto unchanged;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
940
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
941 /* Start by trying to turn PEP 3147 path into source path. If that
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
942 * fails, just chop off the trailing character, i.e. legacy pyc path
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
943 * to py.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
944 */
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
945 py = make_source_pathname(filename);
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
946 if (py == NULL) {
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
947 PyErr_Clear();
77464
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
948 py = PyUnicode_Substring(filename, 0, len - 1);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
949 }
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
950 if (py == NULL)
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
951 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
952
74058
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
953 err = _Py_stat(py, &statbuf);
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
954 if (err == -2)
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
955 goto error;
77464
b1f63680f5cb get_sourcefile(): use PyUnicode_READ() to avoid the creation of a temporary
Victor Stinner <victor.stinner@gmail.com>
parents: 77181
diff changeset
956 if (err == 0 && S_ISREG(statbuf.st_mode))
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
957 return py;
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
958 Py_DECREF(py);
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
959 goto unchanged;
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
960
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
961 error:
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
962 PyErr_Clear();
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
963 unchanged:
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
964 Py_INCREF(filename);
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
965 return filename;
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
966 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
967
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
968 /* Forward */
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
969 static struct _frozen * find_frozen(PyObject *);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
970
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
971
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
972 /* Helper to test for built-in module */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
973
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
974 static int
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
975 is_builtin(PyObject *name)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
976 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
977 int i, cmp;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
978 for (i = 0; PyImport_Inittab[i].name != NULL; i++) {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
979 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
980 if (cmp == 0) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
981 if (PyImport_Inittab[i].initfunc == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
982 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
983 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
984 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
985 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
986 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
987 return 0;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
988 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
989
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
990
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
991 /* 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
992 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
993 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
994 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
995 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
996 import mechanism. Cache the result in path_importer_cache.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
997 Returns a borrowed reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
998
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
999 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1000 get_path_importer(PyObject *path_importer_cache, PyObject *path_hooks,
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1001 PyObject *p)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1002 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1003 PyObject *importer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1004 Py_ssize_t j, nhooks;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1005
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1006 /* These conditions are the caller's responsibility: */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1007 assert(PyList_Check(path_hooks));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1008 assert(PyDict_Check(path_importer_cache));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1009
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1010 nhooks = PyList_Size(path_hooks);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1011 if (nhooks < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1012 return NULL; /* Shouldn't happen */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1013
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1014 importer = PyDict_GetItem(path_importer_cache, p);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1015 if (importer != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1016 return importer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1017
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1018 /* set path_importer_cache[p] to None to avoid recursion */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1019 if (PyDict_SetItem(path_importer_cache, p, Py_None) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1020 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1021
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parents: 59865
diff changeset
1022 for (j = 0; j < nhooks; j++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1023 PyObject *hook = PyList_GetItem(path_hooks, j);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1024 if (hook == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1025 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1026 importer = PyObject_CallFunctionObjArgs(hook, p, NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1027 if (importer != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1028 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1029
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1030 if (!PyErr_ExceptionMatches(PyExc_ImportError)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1031 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1032 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1033 PyErr_Clear();
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parents: 59865
diff changeset
1034 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1035 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
1036 return Py_None;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1037 }
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parents: 59865
diff changeset
1038 if (importer != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1039 int err = PyDict_SetItem(path_importer_cache, p, importer);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1040 Py_DECREF(importer);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1041 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1042 return NULL;
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parents: 59865
diff changeset
1043 }
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parents: 59865
diff changeset
1044 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1045 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1046
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1047 PyAPI_FUNC(PyObject *)
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1048 PyImport_GetImporter(PyObject *path) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1049 PyObject *importer=NULL, *path_importer_cache=NULL, *path_hooks=NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1050
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1051 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
1052 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
1053 importer = get_path_importer(path_importer_cache,
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1054 path_hooks, path);
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parents: 59865
diff changeset
1055 }
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parents: 59865
diff changeset
1056 }
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parents: 59865
diff changeset
1057 Py_XINCREF(importer); /* get_path_importer returns a borrowed reference */
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1058 return importer;
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1059 }
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1060
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1061
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1062 static int init_builtin(PyObject *); /* Forward */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1063
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1064 /* 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
1065 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
1066 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
1067
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1068 static int
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1069 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
1070 {
61467
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diff changeset
1071 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1072
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1073 if (_PyImport_FindExtensionObject(name, name) != NULL)
61467
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parents: 59865
diff changeset
1074 return 1;
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diff changeset
1075
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1076 for (p = PyImport_Inittab; p->name != NULL; p++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1077 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
1078 PyModuleDef *def;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1079 if (PyUnicode_CompareWithASCIIString(name, p->name) == 0) {
61467
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parents: 59865
diff changeset
1080 if (p->initfunc == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1081 PyErr_Format(PyExc_ImportError,
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1082 "Cannot re-init internal module %R",
61467
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parents: 59865
diff changeset
1083 name);
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parents: 59865
diff changeset
1084 return -1;
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parents: 59865
diff changeset
1085 }
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parents: 59865
diff changeset
1086 mod = (*p->initfunc)();
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parents: 59865
diff changeset
1087 if (mod == 0)
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parents: 59865
diff changeset
1088 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
1089 /* 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
1090 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
1091 def->m_base.m_init = p->initfunc;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1092 if (_PyImport_FixupExtensionObject(mod, name, name) < 0)
61467
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diff changeset
1093 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1094 /* FixupExtension has put the module into sys.modules,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1095 so we can release our own reference. */
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parents: 59865
diff changeset
1096 Py_DECREF(mod);
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diff changeset
1097 return 1;
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diff changeset
1098 }
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diff changeset
1099 }
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diff changeset
1100 return 0;
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1101 }
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1102
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1103
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1104 /* 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
1105
3683
ec39264311ff struct frozen is now struct _frozen and comes from import.h.
Guido van Rossum <guido@python.org>
parents: 3590
diff changeset
1106 static struct _frozen *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1107 find_frozen(PyObject *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1108 {
61467
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parents: 59865
diff changeset
1109 struct _frozen *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1110
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1111 if (name == NULL)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1112 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1113
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1114 for (p = PyImport_FrozenModules; ; p++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1115 if (p->name == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1116 return NULL;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1117 if (PyUnicode_CompareWithASCIIString(name, p->name) == 0)
61467
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diff changeset
1118 break;
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diff changeset
1119 }
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parents: 59865
diff changeset
1120 return p;
2891
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Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1121 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1122
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1123 static PyObject *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1124 get_frozen_object(PyObject *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1125 {
61467
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parents: 59865
diff changeset
1126 struct _frozen *p = find_frozen(name);
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parents: 59865
diff changeset
1127 int size;
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diff changeset
1128
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parents: 59865
diff changeset
1129 if (p == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1130 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1131 "No such frozen object named %R",
61467
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diff changeset
1132 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1133 return NULL;
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diff changeset
1134 }
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parents: 59865
diff changeset
1135 if (p->code == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1136 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1137 "Excluded frozen object named %R",
61467
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diff changeset
1138 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1139 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1140 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1141 size = p->size;
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diff changeset
1142 if (size < 0)
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diff changeset
1143 size = -size;
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diff changeset
1144 return PyMarshal_ReadObjectFromString((char *)p->code, size);
2891
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Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1145 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1146
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1147 static PyObject *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1148 is_frozen_package(PyObject *name)
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1149 {
61467
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diff changeset
1150 struct _frozen *p = find_frozen(name);
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diff changeset
1151 int size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1152
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1153 if (p == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1154 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1155 "No such frozen object named %R",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1156 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1157 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1158 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1159
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1160 size = p->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1161
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1162 if (size < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1163 Py_RETURN_TRUE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1164 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1165 Py_RETURN_FALSE;
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1166 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1167
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1168
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1169 /* Initialize a frozen module.
52073
56983cfdf5d4 Fix a typo in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 51996
diff changeset
1170 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
1171 an exception set if the initialization failed.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1172 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
1173
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
1174 int
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1175 PyImport_ImportFrozenModuleObject(PyObject *name)
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1176 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1177 struct _frozen *p;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1178 PyObject *co, *m, *path;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1179 int ispackage;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1180 int size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1181
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1182 p = find_frozen(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1183
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1184 if (p == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1185 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1186 if (p->code == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1187 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1188 "Excluded frozen object named %R",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1189 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1190 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1191 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1192 size = p->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1193 ispackage = (size < 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1194 if (ispackage)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1195 size = -size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1196 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
1197 if (co == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1198 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1199 if (!PyCode_Check(co)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1200 PyErr_Format(PyExc_TypeError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1201 "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
1202 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1203 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1204 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1205 if (ispackage) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1206 /* Set __path__ to the package name */
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1207 PyObject *d, *l;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1208 int err;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1209 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1210 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1211 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1212 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1213 l = PyList_New(1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1214 if (l == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1215 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1216 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1217 Py_INCREF(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1218 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
1219 err = PyDict_SetItemString(d, "__path__", l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1220 Py_DECREF(l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1221 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1222 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1223 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1224 path = PyUnicode_FromString("<frozen>");
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1225 if (path == NULL)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1226 goto err_return;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1227 m = PyImport_ExecCodeModuleObject(name, co, path, NULL);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1228 Py_DECREF(path);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1229 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1230 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1231 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1232 Py_DECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1233 return 1;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1234 err_return:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1235 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1236 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
1237 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1238
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1239 int
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1240 PyImport_ImportFrozenModule(char *name)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1241 {
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1242 PyObject *nameobj;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1243 int ret;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1244 nameobj = PyUnicode_InternFromString(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1245 if (nameobj == NULL)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1246 return -1;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1247 ret = PyImport_ImportFrozenModuleObject(nameobj);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1248 Py_DECREF(nameobj);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1249 return ret;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1250 }
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1251
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1252
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1253 /* 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
1254 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
1255
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1256 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
1257 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
1258 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1259 PyObject *pname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1260 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1261
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1262 pname = PyUnicode_FromString(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1263 if (pname == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1264 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1265 result = PyImport_Import(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1266 Py_DECREF(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1267 return result;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1268 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1269
44441
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1270 /* Import a module without blocking
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1271 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1272 * 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
1273 * 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
1274 * 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
1275 * ImportError instead of blocking.
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1276 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1277 * 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
1278 */
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1279 PyObject *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1280 PyImport_ImportModuleNoBlock(const char *name)
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1281 {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1282 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
1283 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
1284
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1285
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
1286 /* 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
1287 * 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
1288 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
1289 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
1290 {
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
1291 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
1292 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
1293 int always_trim = 0;
78044
7ed3b4f830c0 initialize variable for compiler happiness
Benjamin Peterson <benjamin@python.org>
parents: 78042
diff changeset
1294 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
1295 PyObject *exception, *value, *base_tb, *tb;
78044
7ed3b4f830c0 initialize variable for compiler happiness
Benjamin Peterson <benjamin@python.org>
parents: 78042
diff changeset
1296 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
1297
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
1298 /* 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
1299 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
1300 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
1301
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
1302 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
1303 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
1304 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
1305 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
1306 (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
1307 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
1308
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
1309 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
1310 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
1311 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
1312 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
1313 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
1314 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
1315 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
1316 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
1317
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
1318 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
1319 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
1320 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
1321 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
1322 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
1323 /* 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
1324 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
1325 }
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
1326 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
1327
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
1328 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
1329 (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
1330 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
1331 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
1332 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
1333 *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
1334 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
1335 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
1336 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
1337 }
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
1338 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
1339 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
1340 }
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
1341 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
1342 }
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
1343 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
1344 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
1345 }
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
1346
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
1347
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1348 PyObject *
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1349 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
1350 PyObject *locals, PyObject *given_fromlist,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1351 int level)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1352 {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1353 _Py_IDENTIFIER(__import__);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1354 _Py_IDENTIFIER(__initializing__);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1355 _Py_IDENTIFIER(__package__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1356 _Py_IDENTIFIER(__path__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1357 _Py_IDENTIFIER(__name__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1358 _Py_IDENTIFIER(_find_and_load);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1359 _Py_IDENTIFIER(_handle_fromlist);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1360 _Py_IDENTIFIER(_lock_unlock_module);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1361 _Py_static_string(single_dot, ".");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1362 PyObject *abs_name = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1363 PyObject *builtins_import = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1364 PyObject *final_mod = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1365 PyObject *mod = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1366 PyObject *package = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1367 PyObject *globals = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1368 PyObject *fromlist = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1369 PyInterpreterState *interp = PyThreadState_GET()->interp;
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 /* 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
1372 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
1373 NULL argument. */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1374 if (given_globals == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1375 globals = PyDict_New();
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1376 if (globals == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1377 goto error;
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 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1380 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1381 /* 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
1382 fortsomething. */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1383 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
1384 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
1385 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1386 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1387 globals = given_globals;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1388 Py_INCREF(globals);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1389 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1390
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1391 if (given_fromlist == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1392 fromlist = PyList_New(0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1393 if (fromlist == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1394 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1395 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1396 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1397 else {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1398 fromlist = given_fromlist;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1399 Py_INCREF(fromlist);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1400 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1401 if (name == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1402 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
1403 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1404 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1405
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1406 /* 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
1407 for added performance. */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1408
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1409 if (!PyUnicode_Check(name)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1410 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
1411 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1412 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1413 else if (PyUnicode_READY(name) < 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1414 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1415 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1416 if (level < 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1417 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
1418 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
1419 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1420 else if (level > 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1421 package = _PyDict_GetItemId(globals, &PyId___package__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1422 if (package != NULL && package != Py_None) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1423 Py_INCREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1424 if (!PyUnicode_Check(package)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1425 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
1426 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1427 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1428 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1429 else {
76380
68f9ad6a3b13 Issue #14592: A relative import will raise a KeyError if __package__
Brett Cannon <brett@python.org>
parents: 76379
diff changeset
1430 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
1431 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
1432 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
1433 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1434 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1435 else if (!PyUnicode_Check(package)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1436 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
1437 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1438 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
1439
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1440 if (_PyDict_GetItemId(globals, &PyId___path__) == NULL) {
76304
6cfb6fb18e1f Undo a C99 idiom.
Brett Cannon <brett@python.org>
parents: 76303
diff changeset
1441 PyObject *partition = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1442 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
1443 if (borrowed_dot == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1444 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1445 }
76304
6cfb6fb18e1f Undo a C99 idiom.
Brett Cannon <brett@python.org>
parents: 76303
diff changeset
1446 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
1447 Py_DECREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1448 if (partition == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1449 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1450 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1451 package = PyTuple_GET_ITEM(partition, 0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1452 Py_INCREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1453 Py_DECREF(partition);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1454 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1455 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1456
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1457 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
1458 PyErr_Format(PyExc_SystemError,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1459 "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
1460 "import", package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1461 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1462 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1463 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1464 else { /* level == 0 */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1465 if (PyUnicode_GET_LENGTH(name) == 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1466 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
1467 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
1468 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1469 package = Py_None;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1470 Py_INCREF(package);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1471 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1472
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1473 if (level > 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1474 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
1475 PyObject *base = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1476 int level_up = 1;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1477
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1478 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
1479 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
1480 if (last_dot == -2) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1481 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1482 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1483 else if (last_dot == -1) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1484 PyErr_SetString(PyExc_ValueError,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1485 "attempted relative import beyond top-level "
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1486 "package");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1487 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1488 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1489 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1490 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
1491 if (PyUnicode_GET_LENGTH(name) > 0) {
76361
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1492 PyObject *borrowed_dot, *seq = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1493
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1494 borrowed_dot = _PyUnicode_FromId(&single_dot);
76361
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1495 seq = PyTuple_Pack(2, base, name);
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1496 Py_DECREF(base);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1497 if (borrowed_dot == NULL || seq == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1498 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1499 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1500
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1501 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
1502 Py_DECREF(seq);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1503 if (abs_name == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1504 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1505 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1506 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1507 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1508 abs_name = base;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1509 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1510 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1511 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1512 abs_name = name;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1513 Py_INCREF(abs_name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1514 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1515
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1516 #ifdef WITH_THREAD
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1517 _PyImport_AcquireLock();
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1518 #endif
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1519 /* 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
1520 if (PyDict_Check(globals)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1521 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
1522 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1523 if (builtins_import == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1524 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
1525 if (builtins_import == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1526 Py_FatalError("__import__ missing");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1527 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1528 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1529 Py_INCREF(builtins_import);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1530
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1531 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
1532 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
1533 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
1534 "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
1535 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
1536 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
1537 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
1538 }
76358
feeb1ca9e93c Fix reference loss on Py_None when None is encountered in sys.modules.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76342
diff changeset
1539 mod = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1540 goto error_with_unlock;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1541 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1542 else if (mod != NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1543 PyObject *value;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1544 int initializing = 0;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1545
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1546 Py_INCREF(mod);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1547 /* 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
1548 value = _PyObject_GetAttrId(mod, &PyId___initializing__);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1549 if (value == NULL)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1550 PyErr_Clear();
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1551 else {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1552 initializing = PyObject_IsTrue(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1553 Py_DECREF(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1554 if (initializing == -1)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1555 PyErr_Clear();
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1556 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1557 if (initializing > 0) {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1558 /* _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
1559 value = _PyObject_CallMethodObjIdArgs(interp->importlib,
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1560 &PyId__lock_unlock_module, abs_name,
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1561 NULL);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1562 if (value == NULL)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1563 goto error;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1564 Py_DECREF(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1565 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1566 else {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1567 #ifdef WITH_THREAD
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1568 if (_PyImport_ReleaseLock() < 0) {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1569 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
1570 goto error;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1571 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1572 #endif
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1573 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1574 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1575 else {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1576 /* _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
1577 mod = _PyObject_CallMethodObjIdArgs(interp->importlib,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1578 &PyId__find_and_load, abs_name,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1579 builtins_import, NULL);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1580 if (mod == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1581 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1582 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1583 }
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1584 /* 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
1585
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1586 if (PyObject_Not(fromlist)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1587 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
1588 PyObject *front = NULL;
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1589 PyObject *partition = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1590 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
1591
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1592 if (borrowed_dot == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1593 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1594 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1595
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1596 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
1597 if (partition == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1598 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1599 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1600
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
1601 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
1602 /* 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
1603 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
1604 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
1605 Py_INCREF(mod);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1606 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
1607 }
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
1608
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1609 front = PyTuple_GET_ITEM(partition, 0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1610 Py_INCREF(front);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1611 Py_DECREF(partition);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1612
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1613 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
1614 final_mod = PyObject_CallFunctionObjArgs(builtins_import, front, NULL);
76799
49306ceaf91f Fix too early decrefs.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76768
diff changeset
1615 Py_DECREF(front);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1616 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1617 else {
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1618 Py_ssize_t cut_off = PyUnicode_GET_LENGTH(name) -
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1619 PyUnicode_GET_LENGTH(front);
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1620 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
1621 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
1622 abs_name_len - cut_off);
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1623 Py_DECREF(front);
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1624 if (to_return == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1625 goto error;
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1626 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1627
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1628 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
1629 if (final_mod == NULL) {
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1630 PyErr_Format(PyExc_KeyError,
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1631 "%R not in sys.modules as expected",
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1632 to_return);
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1633 }
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1634 else {
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1635 Py_INCREF(final_mod);
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1636 }
76799
49306ceaf91f Fix too early decrefs.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76768
diff changeset
1637 Py_DECREF(to_return);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1638 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1639 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1640 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1641 final_mod = mod;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1642 Py_INCREF(mod);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1643 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1644 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1645 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1646 final_mod = _PyObject_CallMethodObjIdArgs(interp->importlib,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1647 &PyId__handle_fromlist, mod,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1648 fromlist, builtins_import,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1649 NULL);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1650 }
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1651 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
1652
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1653 error_with_unlock:
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1654 #ifdef WITH_THREAD
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1655 if (_PyImport_ReleaseLock() < 0) {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1656 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
1657 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1658 #endif
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1659 error:
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1660 Py_XDECREF(abs_name);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1661 Py_XDECREF(builtins_import);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1662 Py_XDECREF(mod);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1663 Py_XDECREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1664 Py_XDECREF(globals);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1665 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
1666 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
1667 remove_importlib_frames();
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1668 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
1669 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
1670
68739
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1671 PyObject *
70374
a9126e8770e5 make PyImport_ImportModuleLevel's first arg const like similiar functions (closes #12173)
Benjamin Peterson <benjamin@python.org>
parents: 69463
diff changeset
1672 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
1673 PyObject *fromlist, int level)
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1674 {
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1675 PyObject *nameobj, *mod;
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1676 nameobj = PyUnicode_FromString(name);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1677 if (nameobj == NULL)
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1678 return NULL;
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1679 mod = PyImport_ImportModuleLevelObject(nameobj, globals, locals,
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1680 fromlist, level);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1681 Py_DECREF(nameobj);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1682 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
1683 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1684
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1685
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1686 /* 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
1687 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
1688
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1689 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1690 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
1691 {
76640
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1692 _Py_IDENTIFIER(reload);
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1693 PyObject *reloaded_module = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1694 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
1695 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
1696 if (imp == NULL) {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1697 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
1698 if (imp == NULL) {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1699 return NULL;
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1700 }
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1701 }
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1702 else {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1703 Py_INCREF(imp);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1704 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1705
76640
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1706 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
1707 Py_DECREF(imp);
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1708 return reloaded_module;
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
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
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1711
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1712 /* 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
1713 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
1714 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
1715 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
1716 environment.
9680
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
1717 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
1718 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
1719 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
1720
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1721 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1722 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
1723 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1724 static PyObject *silly_list = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1725 static PyObject *builtins_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1726 static PyObject *import_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1727 PyObject *globals = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1728 PyObject *import = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1729 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
1730 PyObject *modules = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1731 PyObject *r = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1732
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1733 /* Initialize constant string objects */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1734 if (silly_list == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1735 import_str = PyUnicode_InternFromString("__import__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1736 if (import_str == NULL)
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 builtins_str = PyUnicode_InternFromString("__builtins__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1739 if (builtins_str == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1740 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
1741 silly_list = PyList_New(0);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1742 if (silly_list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1743 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1744 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1745
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1746 /* Get the builtins from current globals */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1747 globals = PyEval_GetGlobals();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1748 if (globals != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1749 Py_INCREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1750 builtins = PyObject_GetItem(globals, builtins_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1751 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1752 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1753 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1754 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1755 /* 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
1756 builtins = PyImport_ImportModuleLevel("builtins",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1757 NULL, NULL, NULL, 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1758 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1759 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1760 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
1761 if (globals == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1762 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1763 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1764
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1765 /* 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
1766 if (PyDict_Check(builtins)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1767 import = PyObject_GetItem(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1768 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1769 PyErr_SetObject(PyExc_KeyError, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1770 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1771 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1772 import = PyObject_GetAttr(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1773 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1774 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1775
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1776 /* 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
1777 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
1778 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
1779 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
1780 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
1781 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
1782 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
1783 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
1784
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1785 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
1786 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
1787 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
1788 Py_INCREF(r);
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1789
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1790 err:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1791 Py_XDECREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1792 Py_XDECREF(builtins);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1793 Py_XDECREF(import);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1794
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1795 return r;
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1796 }
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1797
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1798 static PyObject *
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1799 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
1800 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1801 PyObject *list;
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1802 const char *suffix;
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1803 unsigned int index = 0;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1804
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1805 list = PyList_New(0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1806 if (list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1807 return NULL;
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1808 #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
1809 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
1810 PyObject *item = PyUnicode_FromString(suffix);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1811 if (item == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1812 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1813 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1814 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1815 if (PyList_Append(list, item) < 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1816 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1817 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1818 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1819 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1820 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
1821 index += 1;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1822 }
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1823 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1824 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
1825 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1826
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1827 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1828 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
1829 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1830 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1831 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1832 PyObject *m;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1833 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
1834 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1835 ret = init_builtin(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1836 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1837 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1838 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1839 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1840 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1841 }
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1842 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1843 Py_XINCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1844 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
1845 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1846
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1847 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1848 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
1849 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1850 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1851 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1852 PyObject *m;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1853 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
1854 return NULL;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1855 ret = PyImport_ImportFrozenModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1856 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1857 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1858 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1859 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1860 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1861 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1862 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1863 Py_XINCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1864 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
1865 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1866
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1867 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1868 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
1869 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1870 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1871
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1872 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
1873 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1874 return get_frozen_object(name);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1875 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1876
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1877 static PyObject *
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1878 imp_is_frozen_package(PyObject *self, PyObject *args)
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1879 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1880 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1881
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1882 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
1883 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1884 return is_frozen_package(name);
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1885 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1886
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1887 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1888 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
1889 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1890 PyObject *name;
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1891 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
1892 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1893 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
1894 }
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1895
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1896 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1897 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
1898 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1899 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1900 struct _frozen *p;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1901 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
1902 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1903 p = find_frozen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1904 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
1905 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1906
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1907 #ifdef HAVE_DYNAMIC_LOADING
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1908
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1909 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1910 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
1911 {
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1912 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
1913 FILE *fp;
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1914
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1915 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
1916 &name, PyUnicode_FSDecoder, &pathname, &fob))
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1917 return NULL;
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1918 if (fob != NULL) {
76764
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1919 fp = _Py_fopen(pathname, "r");
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1920 if (fp == NULL) {
68826
3114f26d5d54 Issue #11630, issue #3080: Fix refleak introduced by ef2b6305d395
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68823
diff changeset
1921 Py_DECREF(pathname);
76764
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1922 if (!PyErr_Occurred())
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1923 PyErr_SetFromErrno(PyExc_IOError);
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1924 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1925 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1926 }
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1927 else
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1928 fp = NULL;
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1929 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
1930 Py_DECREF(pathname);
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diff changeset
1931 if (fp)
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diff changeset
1932 fclose(fp);
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1933 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
1934 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1935
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1936 #endif /* HAVE_DYNAMIC_LOADING */
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1937
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1938
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1939 /* Doc strings */
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1940
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
1941 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
1942 "(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
1943
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1944 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
1945 "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
1946 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
1947
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
1948 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
1949 "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
1950 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
1951 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
1952
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
1953 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
1954 "acquire_lock() -> None\n\
27853
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
1955 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
1956 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
1957 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
1958 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
1959
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
1960 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
1961 "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
1962 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
1963 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
1964
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1965 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
1966 {"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
1967 doc_extension_suffixes},
61467
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parents: 59865
diff changeset
1968 {"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
1969 {"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
1970 {"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
1971 {"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
1972 {"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
1973 {"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
1974 {"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
1975 {"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
1976 {"is_frozen", imp_is_frozen, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1977 #ifdef HAVE_DYNAMIC_LOADING
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1978 {"load_dynamic", imp_load_dynamic, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1979 #endif
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
1980 {"_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
1981 {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
1982 };
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1983
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1984
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1985 static struct PyModuleDef impmodule = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1986 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
1987 "_imp",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1988 doc_imp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1989 0,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1990 imp_methods,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1991 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1992 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1993 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1994 NULL
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1995 };
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1996
30311
f003e48f562d Bug #794140: cygwin builds do not embed
Jason Tishler <jason@tishler.net>
parents: 29812
diff changeset
1997 PyMODINIT_FUNC
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1998 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
1999 {
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2000 PyObject *m, *d;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2001
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2002 m = PyModule_Create(&impmodule);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2003 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2004 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2005 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2006 if (d == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2007 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2008
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2009 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2010 failure:
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2011 Py_XDECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2012 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
2013 }
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2014
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2015
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
2016 /* 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
2017 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
2018 *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
2019 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
2020
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2021 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
2022
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2023 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2024 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
2025 {
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2026 static struct _inittab *our_copy = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2027 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2028 int i, n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2029
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2030 /* 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
2031 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
2032 ;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2033 if (n == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2034 return 0; /* Nothing to do */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2035 for (i = 0; PyImport_Inittab[i].name != NULL; i++)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2036 ;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2037
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2038 /* Allocate new memory for the combined table */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2039 p = our_copy;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2040 PyMem_RESIZE(p, struct _inittab, i+n+1);
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2041 if (p == NULL)
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2042 return -1;
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2043
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2044 /* Copy the tables into the new memory */
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2045 if (our_copy != PyImport_Inittab)
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2046 memcpy(p, PyImport_Inittab, (i+1) * sizeof(struct _inittab));
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2047 PyImport_Inittab = our_copy = p;
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2048 memcpy(p+i, newtab, (n+1) * sizeof(struct _inittab));
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2049
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2050 return 0;
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2051 }
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2052
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2053 /* Shorthand to add a single entry given a name and a function */
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2054
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2055 int
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2056 PyImport_AppendInittab(const char *name, PyObject* (*initfunc)(void))
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2057 {
61467
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2058 struct _inittab newtab[2];
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2059
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2060 memset(newtab, '\0', sizeof newtab);
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2061
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2062 newtab[0].name = (char *)name;
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2063 newtab[0].initfunc = initfunc;
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2064
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2065 return PyImport_ExtendInittab(newtab);
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2066 }
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2067
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2068 #ifdef __cplusplus
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2069 }
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2070 #endif