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annotate Python/import.c @ 77670:8beffdfa29cd

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Remove obsolete fixapplepython23 script and PythonSystemFixes installer package from the OS X Makefile for Python 3. It has never worked on Python 3 and is not needed there as pre-10.3.9 installs are no longer supported.
author Ned Deily <nad@acm.org>
date Sun, 24 Jun 2012 00:19:31 -0700
parents b1f63680f5cb
children b36bed82c9d0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1
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2 /* Module definition and import implementation */
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3
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4 #include "Python.h"
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5
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6 #include "Python-ast.h"
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7 #undef Yield /* undefine macro conflicting with winbase.h */
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8 #include "errcode.h"
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9 #include "marshal.h"
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10 #include "code.h"
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11 #include "osdefs.h"
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12 #include "importdl.h"
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13
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14 #ifdef HAVE_FCNTL_H
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15 #include <fcntl.h>
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16 #endif
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17 #ifdef __cplusplus
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18 extern "C" {
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19 #endif
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21 #ifdef MS_WINDOWS
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22 /* for stat.st_mode */
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23 typedef unsigned short mode_t;
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24 /* for _mkdir */
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25 #include <direct.h>
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26 #endif
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29 /* Magic word to reject .pyc files generated by other Python versions.
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30 It should change for each incompatible change to the bytecode.
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31
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32 The value of CR and LF is incorporated so if you ever read or write
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33 a .pyc file in text mode the magic number will be wrong; also, the
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34 Apple MPW compiler swaps their values, botching string constants.
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35
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36 The magic numbers must be spaced apart at least 2 values, as the
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37 -U interpeter flag will cause MAGIC+1 being used. They have been
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38 odd numbers for some time now.
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40 There were a variety of old schemes for setting the magic number.
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41 The current working scheme is to increment the previous value by
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42 10.
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43
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44 Starting with the adoption of PEP 3147 in Python 3.2, every bump in magic
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45 number also includes a new "magic tag", i.e. a human readable string used
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46 to represent the magic number in __pycache__ directories. When you change
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47 the magic number, you must also set a new unique magic tag. Generally this
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48 can be named after the Python major version of the magic number bump, but
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49 it can really be anything, as long as it's different than anything else
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50 that's come before. The tags are included in the following table, starting
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51 with Python 3.2a0.
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53 Known values:
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54 Python 1.5: 20121
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55 Python 1.5.1: 20121
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56 Python 1.5.2: 20121
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57 Python 1.6: 50428
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58 Python 2.0: 50823
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59 Python 2.0.1: 50823
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60 Python 2.1: 60202
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61 Python 2.1.1: 60202
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62 Python 2.1.2: 60202
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63 Python 2.2: 60717
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64 Python 2.3a0: 62011
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65 Python 2.3a0: 62021
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66 Python 2.3a0: 62011 (!)
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67 Python 2.4a0: 62041
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68 Python 2.4a3: 62051
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69 Python 2.4b1: 62061
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70 Python 2.5a0: 62071
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71 Python 2.5a0: 62081 (ast-branch)
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72 Python 2.5a0: 62091 (with)
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73 Python 2.5a0: 62092 (changed WITH_CLEANUP opcode)
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74 Python 2.5b3: 62101 (fix wrong code: for x, in ...)
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75 Python 2.5b3: 62111 (fix wrong code: x += yield)
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76 Python 2.5c1: 62121 (fix wrong lnotab with for loops and
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77 storing constants that should have been removed)
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78 Python 2.5c2: 62131 (fix wrong code: for x, in ... in listcomp/genexp)
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79 Python 2.6a0: 62151 (peephole optimizations and STORE_MAP opcode)
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80 Python 2.6a1: 62161 (WITH_CLEANUP optimization)
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81 Python 3000: 3000
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82 3010 (removed UNARY_CONVERT)
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83 3020 (added BUILD_SET)
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84 3030 (added keyword-only parameters)
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85 3040 (added signature annotations)
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86 3050 (print becomes a function)
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87 3060 (PEP 3115 metaclass syntax)
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88 3061 (string literals become unicode)
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89 3071 (PEP 3109 raise changes)
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90 3081 (PEP 3137 make __file__ and __name__ unicode)
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91 3091 (kill str8 interning)
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92 3101 (merge from 2.6a0, see 62151)
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93 3103 (__file__ points to source file)
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94 Python 3.0a4: 3111 (WITH_CLEANUP optimization).
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95 Python 3.0a5: 3131 (lexical exception stacking, including POP_EXCEPT)
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96 Python 3.1a0: 3141 (optimize list, set and dict comprehensions:
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97 change LIST_APPEND and SET_ADD, add MAP_ADD)
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98 Python 3.1a0: 3151 (optimize conditional branches:
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99 introduce POP_JUMP_IF_FALSE and POP_JUMP_IF_TRUE)
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100 Python 3.2a0: 3160 (add SETUP_WITH)
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101 tag: cpython-32
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102 Python 3.2a1: 3170 (add DUP_TOP_TWO, remove DUP_TOPX and ROT_FOUR)
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103 tag: cpython-32
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104 Python 3.2a2 3180 (add DELETE_DEREF)
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105 Python 3.3a0 3190 __class__ super closure changed
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106 Python 3.3a0 3200 (__qualname__ added)
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107 3210 (added size modulo 2**32 to the pyc header)
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108 Python 3.3a1 3220 (changed PEP 380 implementation)
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109 Python 3.3a4 3230 (revert changes to implicit __class__ closure)
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110 */
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111
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112 /* MAGIC must change whenever the bytecode emitted by the compiler may no
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113 longer be understood by older implementations of the eval loop (usually
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114 due to the addition of new opcodes)
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115 TAG must change for each major Python release. The magic number will take
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116 care of any bytecode changes that occur during development.
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117 */
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118 #define QUOTE(arg) #arg
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119 #define STRIFY(name) QUOTE(name)
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120 #define MAJOR STRIFY(PY_MAJOR_VERSION)
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121 #define MINOR STRIFY(PY_MINOR_VERSION)
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96ab78ef82a7 Close #14857: fix regression in references to PEP 3135 implicit __class__ closure variable. Reopens issue #12370, but also updates unittest.mock to workaround that issue
Nick Coghlan <ncoghlan@gmail.com>
parents: 77013
diff changeset
122 #define MAGIC (3230 | ((long)'\r'<<16) | ((long)'\n'<<24))
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parents: 70396
diff changeset
123 #define TAG "cpython-" MAJOR MINOR;
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7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
124 #define CACHEDIR "__pycache__"
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
125 /* Current magic word and string tag as globals. */
12543
c8dbd5f70288 Marc-Andre Lemburg:
Guido van Rossum <guido@python.org>
parents: 12536
diff changeset
126 static long pyc_magic = MAGIC;
60648
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Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
127 static const char *pyc_tag = TAG;
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diff changeset
128 #undef QUOTE
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diff changeset
129 #undef STRIFY
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diff changeset
130 #undef MAJOR
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parents: 70396
diff changeset
131 #undef MINOR
12543
c8dbd5f70288 Marc-Andre Lemburg:
Guido van Rossum <guido@python.org>
parents: 12536
diff changeset
132
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
133 /* See _PyImport_FixupExtensionObject() below */
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5894
diff changeset
134 static PyObject *extensions = NULL;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
135
69148
7b8d625eb6e4 Issue #9319: Include the filename in "Non-UTF8 code ..." syntax error.
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68887
diff changeset
136 /* Function from Parser/tokenizer.c */
7b8d625eb6e4 Issue #9319: Include the filename in "Non-UTF8 code ..." syntax error.
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68887
diff changeset
137 extern char * PyTokenizer_FindEncodingFilename(int, PyObject *);
7b8d625eb6e4 Issue #9319: Include the filename in "Non-UTF8 code ..." syntax error.
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68887
diff changeset
138
6541
b2dfff06789c Instead of using _PyImport_Inittab[] directly, use the new "official"
Guido van Rossum <guido@python.org>
parents: 6454
diff changeset
139 /* This table is defined in config.c: */
b2dfff06789c Instead of using _PyImport_Inittab[] directly, use the new "official"
Guido van Rossum <guido@python.org>
parents: 6454
diff changeset
140 extern struct _inittab _PyImport_Inittab[];
b2dfff06789c Instead of using _PyImport_Inittab[] directly, use the new "official"
Guido van Rossum <guido@python.org>
parents: 6454
diff changeset
141
b2dfff06789c Instead of using _PyImport_Inittab[] directly, use the new "official"
Guido van Rossum <guido@python.org>
parents: 6454
diff changeset
142 struct _inittab *PyImport_Inittab = _PyImport_Inittab;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
143
68732
c4ccf02456d6 Issue #3080: Refactor find_module_path(), use return instead of break
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68731
diff changeset
144 static PyObject *initstr = NULL;
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Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
145
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
146 /* Initialize things */
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
147
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
148 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
149 _PyImport_Init(void)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
150 {
68732
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68731
diff changeset
151 initstr = PyUnicode_InternFromString("__init__");
c4ccf02456d6 Issue #3080: Refactor find_module_path(), use return instead of break
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68731
diff changeset
152 if (initstr == NULL)
c4ccf02456d6 Issue #3080: Refactor find_module_path(), use return instead of break
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68731
diff changeset
153 Py_FatalError("Can't initialize import variables");
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
154 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
155
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Guido van Rossum <guido@python.org>
parents: 5894
diff changeset
156 void
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
157 _PyImportHooks_Init(void)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
158 {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
159 PyObject *v, *path_hooks = NULL;
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diff changeset
160 int err = 0;
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diff changeset
161
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
162 /* adding sys.path_hooks and sys.path_importer_cache */
61467
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diff changeset
163 v = PyList_New(0);
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164 if (v == NULL)
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165 goto error;
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diff changeset
166 err = PySys_SetObject("meta_path", v);
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167 Py_DECREF(v);
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diff changeset
168 if (err)
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169 goto error;
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diff changeset
170 v = PyDict_New();
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diff changeset
171 if (v == NULL)
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172 goto error;
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diff changeset
173 err = PySys_SetObject("path_importer_cache", v);
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diff changeset
174 Py_DECREF(v);
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diff changeset
175 if (err)
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176 goto error;
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diff changeset
177 path_hooks = PyList_New(0);
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diff changeset
178 if (path_hooks == NULL)
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179 goto error;
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180 err = PySys_SetObject("path_hooks", path_hooks);
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diff changeset
181 if (err) {
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
182 error:
76303
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Brett Cannon <brett@python.org>
parents: 75826
diff changeset
183 PyErr_Print();
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
184 Py_FatalError("initializing sys.meta_path, sys.path_hooks, "
76768
babe4dd3fe0d Fix typo in changeset eb5c5c23ca9b.
Nadeem Vawda <nadeem.vawda@gmail.com>
parents: 76764
diff changeset
185 "or path_importer_cache failed");
61467
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diff changeset
186 }
76303
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Brett Cannon <brett@python.org>
parents: 75826
diff changeset
187 Py_DECREF(path_hooks);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
188 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
189
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
190 void
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
191 _PyImportZip_Init(void)
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
192 {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
193 PyObject *path_hooks, *zimpimport;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
194 int err = 0;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
195
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
196 path_hooks = PySys_GetObject("path_hooks");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
197 if (path_hooks == NULL)
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
198 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
199
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
200 if (Py_VerboseFlag)
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
201 PySys_WriteStderr("# installing zipimport hook\n");
61467
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diff changeset
202
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diff changeset
203 zimpimport = PyImport_ImportModule("zipimport");
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diff changeset
204 if (zimpimport == NULL) {
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parents: 59865
diff changeset
205 PyErr_Clear(); /* No zip import module -- okay */
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diff changeset
206 if (Py_VerboseFlag)
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diff changeset
207 PySys_WriteStderr("# can't import zipimport\n");
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diff changeset
208 }
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diff changeset
209 else {
72925
7109f31300fb Rename _Py_identifier to _Py_IDENTIFIER.
Martin v. Löwis <martin@v.loewis.de>
parents: 72866
diff changeset
210 _Py_IDENTIFIER(zipimporter);
72848
81380082d216 Use identifier API for PyObject_GetAttrString.
Martin v. Löwis <martin@v.loewis.de>
parents: 72835
diff changeset
211 PyObject *zipimporter = _PyObject_GetAttrId(zimpimport,
81380082d216 Use identifier API for PyObject_GetAttrString.
Martin v. Löwis <martin@v.loewis.de>
parents: 72835
diff changeset
212 &PyId_zipimporter);
61467
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diff changeset
213 Py_DECREF(zimpimport);
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diff changeset
214 if (zipimporter == NULL) {
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diff changeset
215 PyErr_Clear(); /* No zipimporter object -- okay */
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parents: 59865
diff changeset
216 if (Py_VerboseFlag)
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parents: 59865
diff changeset
217 PySys_WriteStderr(
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
218 "# can't import zipimport.zipimporter\n");
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parents: 59865
diff changeset
219 }
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diff changeset
220 else {
76562
8dab93ec19de Issue #14605: Insert to the front of sys.path_hooks instead of appending.
Brett Cannon <brett@python.org>
parents: 76455
diff changeset
221 /* sys.path_hooks.insert(0, zipimporter) */
8dab93ec19de Issue #14605: Insert to the front of sys.path_hooks instead of appending.
Brett Cannon <brett@python.org>
parents: 76455
diff changeset
222 err = PyList_Insert(path_hooks, 0, zipimporter);
61467
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diff changeset
223 Py_DECREF(zipimporter);
76303
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Brett Cannon <brett@python.org>
parents: 75826
diff changeset
224 if (err < 0) {
61467
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
225 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
226 }
61467
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diff changeset
227 if (Py_VerboseFlag)
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diff changeset
228 PySys_WriteStderr(
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diff changeset
229 "# installed zipimport hook\n");
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parents: 59865
diff changeset
230 }
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diff changeset
231 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
232
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
233 return;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
234
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
235 error:
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
236 PyErr_Print();
76633
eb5c5c23ca9b Issue #13959: Re-implement imp.NullImporter in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76582
diff changeset
237 Py_FatalError("initializing zipimport failed");
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
238 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
239
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
240 /* Locking primitives to prevent parallel imports of the same module
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
241 in different threads to return with a partially loaded module.
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
242 These calls are serialized by the global interpreter lock. */
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
243
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
244 #ifdef WITH_THREAD
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
245
9203
07dae6fdae79 Renamed thread.h to pythread.h.
Guido van Rossum <guido@python.org>
parents: 9187
diff changeset
246 #include "pythread.h"
7533
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Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
247
9679
877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py*
Guido van Rossum <guido@python.org>
parents: 9431
diff changeset
248 static PyThread_type_lock import_lock = 0;
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
249 static long import_lock_thread = -1;
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
250 static int import_lock_level = 0;
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
251
56382
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parents: 55584
diff changeset
252 void
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253 _PyImport_AcquireLock(void)
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254 {
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255 long me = PyThread_get_thread_ident();
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256 if (me == -1)
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257 return; /* Too bad */
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258 if (import_lock == NULL) {
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259 import_lock = PyThread_allocate_lock();
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260 if (import_lock == NULL)
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261 return; /* Nothing much we can do. */
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262 }
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263 if (import_lock_thread == me) {
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264 import_lock_level++;
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265 return;
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266 }
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267 if (import_lock_thread != -1 || !PyThread_acquire_lock(import_lock, 0))
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268 {
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269 PyThreadState *tstate = PyEval_SaveThread();
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270 PyThread_acquire_lock(import_lock, 1);
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271 PyEval_RestoreThread(tstate);
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272 }
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273 import_lock_thread = me;
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274 import_lock_level = 1;
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275 }
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276
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277 int
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278 _PyImport_ReleaseLock(void)
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279 {
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280 long me = PyThread_get_thread_ident();
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281 if (me == -1 || import_lock == NULL)
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282 return 0; /* Too bad */
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283 if (import_lock_thread != me)
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284 return -1;
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285 import_lock_level--;
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286 if (import_lock_level == 0) {
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287 import_lock_thread = -1;
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288 PyThread_release_lock(import_lock);
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289 }
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290 return 1;
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291 }
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292
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293 /* This function is called from PyOS_AfterFork to ensure that newly
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294 created child processes do not share locks with the parent.
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295 We now acquire the import lock around fork() calls but on some platforms
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296 (Solaris 9 and earlier? see isue7242) that still left us with problems. */
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297
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298 void
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299 _PyImport_ReInitLock(void)
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300 {
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301 if (import_lock != NULL)
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302 import_lock = PyThread_allocate_lock();
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303 if (import_lock_level > 1) {
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304 /* Forked as a side effect of import */
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305 long me = PyThread_get_thread_ident();
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306 PyThread_acquire_lock(import_lock, 0);
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307 /* XXX: can the previous line fail? */
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308 import_lock_thread = me;
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309 import_lock_level--;
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310 } else {
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311 import_lock_thread = -1;
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312 import_lock_level = 0;
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313 }
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314 }
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315
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316 #endif
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317
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318 static PyObject *
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319 imp_lock_held(PyObject *self, PyObject *noargs)
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320 {
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321 #ifdef WITH_THREAD
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322 return PyBool_FromLong(import_lock_thread != -1);
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323 #else
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324 return PyBool_FromLong(0);
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325 #endif
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326 }
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327
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328 static PyObject *
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329 imp_acquire_lock(PyObject *self, PyObject *noargs)
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330 {
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331 #ifdef WITH_THREAD
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332 _PyImport_AcquireLock();
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333 #endif
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334 Py_INCREF(Py_None);
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335 return Py_None;
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336 }
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337
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338 static PyObject *
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339 imp_release_lock(PyObject *self, PyObject *noargs)
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340 {
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341 #ifdef WITH_THREAD
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342 if (_PyImport_ReleaseLock() < 0) {
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343 PyErr_SetString(PyExc_RuntimeError,
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344 "not holding the import lock");
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345 return NULL;
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346 }
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347 #endif
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348 Py_INCREF(Py_None);
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349 return Py_None;
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350 }
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351
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352 void
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353 _PyImport_Fini(void)
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354 {
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355 Py_XDECREF(extensions);
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356 extensions = NULL;
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357 #ifdef WITH_THREAD
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358 if (import_lock != NULL) {
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359 PyThread_free_lock(import_lock);
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360 import_lock = NULL;
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361 }
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362 #endif
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363 }
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364
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365 /* Helper for sys */
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366
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367 PyObject *
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368 PyImport_GetModuleDict(void)
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369 {
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370 PyInterpreterState *interp = PyThreadState_GET()->interp;
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371 if (interp->modules == NULL)
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372 Py_FatalError("PyImport_GetModuleDict: no module dictionary!");
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373 return interp->modules;
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374 }
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375
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376
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377 /* List of names to clear in sys */
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378 static char* sys_deletes[] = {
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379 "path", "argv", "ps1", "ps2",
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380 "last_type", "last_value", "last_traceback",
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381 "path_hooks", "path_importer_cache", "meta_path",
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382 /* misc stuff */
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383 "flags", "float_info",
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384 NULL
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385 };
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386
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387 static char* sys_files[] = {
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388 "stdin", "__stdin__",
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389 "stdout", "__stdout__",
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390 "stderr", "__stderr__",
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391 NULL
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392 };
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393
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394
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395 /* Un-initialize things, as good as we can */
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396
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397 void
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398 PyImport_Cleanup(void)
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399 {
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400 Py_ssize_t pos, ndone;
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401 PyObject *key, *value, *dict;
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402 PyInterpreterState *interp = PyThreadState_GET()->interp;
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403 PyObject *modules = interp->modules;
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404
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405 if (modules == NULL)
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406 return; /* Already done */
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407
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408 /* Delete some special variables first. These are common
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409 places where user values hide and people complain when their
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410 destructors fail. Since the modules containing them are
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411 deleted *last* of all, they would come too late in the normal
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412 destruction order. Sigh. */
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413
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414 value = PyDict_GetItemString(modules, "builtins");
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415 if (value != NULL && PyModule_Check(value)) {
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416 dict = PyModule_GetDict(value);
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417 if (Py_VerboseFlag)
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418 PySys_WriteStderr("# clear builtins._\n");
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419 PyDict_SetItemString(dict, "_", Py_None);
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420 }
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421 value = PyDict_GetItemString(modules, "sys");
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422 if (value != NULL && PyModule_Check(value)) {
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423 char **p;
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424 PyObject *v;
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425 dict = PyModule_GetDict(value);
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426 for (p = sys_deletes; *p != NULL; p++) {
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427 if (Py_VerboseFlag)
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428 PySys_WriteStderr("# clear sys.%s\n", *p);
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429 PyDict_SetItemString(dict, *p, Py_None);
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430 }
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431 for (p = sys_files; *p != NULL; p+=2) {
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432 if (Py_VerboseFlag)
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433 PySys_WriteStderr("# restore sys.%s\n", *p);
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434 v = PyDict_GetItemString(dict, *(p+1));
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435 if (v == NULL)
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436 v = Py_None;
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437 PyDict_SetItemString(dict, *p, v);
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438 }
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439 }
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440
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441 /* First, delete __main__ */
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442 value = PyDict_GetItemString(modules, "__main__");
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443 if (value != NULL && PyModule_Check(value)) {
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444 if (Py_VerboseFlag)
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445 PySys_WriteStderr("# cleanup __main__\n");
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446 _PyModule_Clear(value);
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447 PyDict_SetItemString(modules, "__main__", Py_None);
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448 }
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449
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450 /* The special treatment of "builtins" here is because even
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451 when it's not referenced as a module, its dictionary is
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452 referenced by almost every module's __builtins__. Since
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453 deleting a module clears its dictionary (even if there are
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454 references left to it), we need to delete the "builtins"
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455 module last. Likewise, we don't delete sys until the very
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456 end because it is implicitly referenced (e.g. by print).
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457
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458 Also note that we 'delete' modules by replacing their entry
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459 in the modules dict with None, rather than really deleting
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460 them; this avoids a rehash of the modules dictionary and
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461 also marks them as "non existent" so they won't be
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462 re-imported. */
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463
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464 /* Next, repeatedly delete modules with a reference count of
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465 one (skipping builtins and sys) and delete them */
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466 do {
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467 ndone = 0;
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468 pos = 0;
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469 while (PyDict_Next(modules, &pos, &key, &value)) {
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470 if (value->ob_refcnt != 1)
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471 continue;
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472 if (PyUnicode_Check(key) && PyModule_Check(value)) {
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473 if (PyUnicode_CompareWithASCIIString(key, "builtins") == 0)
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474 continue;
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475 if (PyUnicode_CompareWithASCIIString(key, "sys") == 0)
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476 continue;
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477 if (Py_VerboseFlag)
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478 PySys_FormatStderr(
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479 "# cleanup[1] %U\n", key);
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480 _PyModule_Clear(value);
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481 PyDict_SetItem(modules, key, Py_None);
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482 ndone++;
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483 }
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484 }
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485 } while (ndone > 0);
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486
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487 /* Next, delete all modules (still skipping builtins and sys) */
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488 pos = 0;
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489 while (PyDict_Next(modules, &pos, &key, &value)) {
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490 if (PyUnicode_Check(key) && PyModule_Check(value)) {
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491 if (PyUnicode_CompareWithASCIIString(key, "builtins") == 0)
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492 continue;
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493 if (PyUnicode_CompareWithASCIIString(key, "sys") == 0)
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494 continue;
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495 if (Py_VerboseFlag)
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496 PySys_FormatStderr("# cleanup[2] %U\n", key);
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497 _PyModule_Clear(value);
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498 PyDict_SetItem(modules, key, Py_None);
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499 }
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500 }
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501
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502 /* Next, delete sys and builtins (in that order) */
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503 value = PyDict_GetItemString(modules, "sys");
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504 if (value != NULL && PyModule_Check(value)) {
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505 if (Py_VerboseFlag)
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506 PySys_WriteStderr("# cleanup sys\n");
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507 _PyModule_Clear(value);
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508 PyDict_SetItemString(modules, "sys", Py_None);
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509 }
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510 value = PyDict_GetItemString(modules, "builtins");
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511 if (value != NULL && PyModule_Check(value)) {
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diff changeset
512 if (Py_VerboseFlag)
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diff changeset
513 PySys_WriteStderr("# cleanup builtins\n");
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514 _PyModule_Clear(value);
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diff changeset
515 PyDict_SetItemString(modules, "builtins", Py_None);
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516 }
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diff changeset
517
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518 /* Finally, clear and delete the modules directory */
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519 PyDict_Clear(modules);
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diff changeset
520 interp->modules = NULL;
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diff changeset
521 Py_DECREF(modules);
2052
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522 }
166
28923e44254c Added forward declaration (to satisfy Standard C).
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parents: 145
diff changeset
523
2052
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parents: 2040
diff changeset
524
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diff changeset
525 /* Helper for pythonrun.c -- return magic number and tag. */
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1877
diff changeset
526
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1877
diff changeset
527 long
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
528 PyImport_GetMagicNumber(void)
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parents: 1877
diff changeset
529 {
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530 return pyc_magic;
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1877
diff changeset
531 }
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1877
diff changeset
532
6
fc6fcd7df4f7 Initial revision
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parents:
diff changeset
533
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diff changeset
534 const char *
7b69e630d237 PEP 3147
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535 PyImport_GetMagicTag(void)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
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536 {
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537 return pyc_tag;
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Barry Warsaw <barry@python.org>
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538 }
7b69e630d237 PEP 3147
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parents: 60022
diff changeset
539
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540 /* Magic for extension modules (built-in as well as dynamically
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541 loaded). To prevent initializing an extension module more than
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542 once, we keep a static dictionary 'extensions' keyed by module name
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543 (for built-in modules) or by filename (for dynamically loaded
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diff changeset
544 modules), containing these modules. A copy of the module's
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545 dictionary is stored by calling _PyImport_FixupExtensionObject()
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546 immediately after the module initialization function succeeds. A
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547 copy can be retrieved from there by calling
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548 _PyImport_FindExtensionObject().
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549
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550 Modules which do support multiple initialization set their m_size
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551 field to a non-negative number (indicating the size of the
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552 module-specific state). They are still recorded in the extensions
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553 dictionary, to avoid loading shared libraries twice.
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554 */
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555
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
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556 int
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diff changeset
557 _PyImport_FixupExtensionObject(PyObject *mod, PyObject *name,
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diff changeset
558 PyObject *filename)
6
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diff changeset
559 {
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560 PyObject *modules, *dict;
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561 struct PyModuleDef *def;
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562 if (extensions == NULL) {
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563 extensions = PyDict_New();
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564 if (extensions == NULL)
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565 return -1;
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566 }
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567 if (mod == NULL || !PyModule_Check(mod)) {
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568 PyErr_BadInternalCall();
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diff changeset
569 return -1;
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570 }
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571 def = PyModule_GetDef(mod);
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572 if (!def) {
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573 PyErr_BadInternalCall();
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574 return -1;
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575 }
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576 modules = PyImport_GetModuleDict();
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577 if (PyDict_SetItem(modules, name, mod) < 0)
61467
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578 return -1;
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diff changeset
579 if (_PyState_AddModule(mod, def) < 0) {
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diff changeset
580 PyDict_DelItem(modules, name);
61467
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581 return -1;
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diff changeset
582 }
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diff changeset
583 if (def->m_size == -1) {
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diff changeset
584 if (def->m_base.m_copy) {
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585 /* Somebody already imported the module,
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586 likely under a different name.
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587 XXX this should really not happen. */
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588 Py_DECREF(def->m_base.m_copy);
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diff changeset
589 def->m_base.m_copy = NULL;
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590 }
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591 dict = PyModule_GetDict(mod);
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592 if (dict == NULL)
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593 return -1;
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diff changeset
594 def->m_base.m_copy = PyDict_Copy(dict);
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diff changeset
595 if (def->m_base.m_copy == NULL)
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596 return -1;
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597 }
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598 PyDict_SetItem(extensions, filename, (PyObject*)def);
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diff changeset
599 return 0;
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600 }
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parents: 5894
diff changeset
601
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diff changeset
602 int
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603 _PyImport_FixupBuiltin(PyObject *mod, char *name)
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diff changeset
604 {
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diff changeset
605 int res;
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diff changeset
606 PyObject *nameobj;
68713
ced52fcd95f6 Issue #3080: Use PyUnicode_InternFromString() for builtins
Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
607 nameobj = PyUnicode_InternFromString(name);
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diff changeset
608 if (nameobj == NULL)
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diff changeset
609 return -1;
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diff changeset
610 res = _PyImport_FixupExtensionObject(mod, nameobj, nameobj);
2425717c6430 Issue #3080: Import builtins using Unicode strings
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parents: 68711
diff changeset
611 Py_DECREF(nameobj);
65418
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diff changeset
612 return res;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
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parents: 65391
diff changeset
613 }
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614
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diff changeset
615 PyObject *
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616 _PyImport_FindExtensionObject(PyObject *name, PyObject *filename)
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617 {
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618 PyObject *mod, *mdict;
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619 PyModuleDef* def;
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620 if (extensions == NULL)
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621 return NULL;
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622 def = (PyModuleDef*)PyDict_GetItem(extensions, filename);
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diff changeset
623 if (def == NULL)
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624 return NULL;
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625 if (def->m_size == -1) {
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diff changeset
626 /* Module does not support repeated initialization */
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diff changeset
627 if (def->m_base.m_copy == NULL)
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628 return NULL;
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diff changeset
629 mod = PyImport_AddModuleObject(name);
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630 if (mod == NULL)
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631 return NULL;
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632 mdict = PyModule_GetDict(mod);
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633 if (mdict == NULL)
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634 return NULL;
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635 if (PyDict_Update(mdict, def->m_base.m_copy))
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636 return NULL;
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637 }
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638 else {
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639 if (def->m_base.m_init == NULL)
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640 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
641 mod = def->m_base.m_init();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
642 if (mod == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
643 return NULL;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
644 PyDict_SetItem(PyImport_GetModuleDict(), name, mod);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
645 Py_DECREF(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
646 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
647 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
648 PyDict_DelItem(PyImport_GetModuleDict(), name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
649 Py_DECREF(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
650 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
651 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
652 if (Py_VerboseFlag)
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
653 PySys_FormatStderr("import %U # previously loaded (%R)\n",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
654 name, filename);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
655 return mod;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
656
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
657 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
658
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
659 PyObject *
68110
44cc9ef43127 Issue #3080: Mark _PyImport_FindBuiltin() argument as constant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68107
diff changeset
660 _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
661 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
662 PyObject *res, *nameobj;
68713
ced52fcd95f6 Issue #3080: Use PyUnicode_InternFromString() for builtins
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68712
diff changeset
663 nameobj = PyUnicode_InternFromString(name);
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
664 if (nameobj == NULL)
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
665 return NULL;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
666 res = _PyImport_FindExtensionObject(nameobj, nameobj);
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
667 Py_DECREF(nameobj);
65418
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
668 return res;
fd5135cbd928 _PyImport_FixupExtension() and _PyImport_FindExtension() uses FS encoding
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65391
diff changeset
669 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
670
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
671 /* 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
672 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
673 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
674 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
675 '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
676
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
677 PyObject *
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
678 PyImport_AddModuleObject(PyObject *name)
40
f28ac7f621c7 Added reload() functionality.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
679 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
680 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
681 PyObject *m;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
682
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
683 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
684 PyModule_Check(m))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
685 return m;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
686 m = PyModule_NewObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
687 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
688 return NULL;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
689 if (PyDict_SetItem(modules, name, m) != 0) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
690 Py_DECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
691 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
692 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
693 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
694
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
695 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
696 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
697
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
698 PyObject *
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
699 PyImport_AddModule(const char *name)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
700 {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
701 PyObject *nameobj, *module;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
702 nameobj = PyUnicode_FromString(name);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
703 if (nameobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
704 return NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
705 module = PyImport_AddModuleObject(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
706 Py_DECREF(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
707 return module;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
708 }
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
709
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
710
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
711 /* 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
712 static void
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
713 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
714 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
715 PyObject *modules = PyImport_GetModuleDict();
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
716 if (PyDict_GetItem(modules, name) == NULL)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
717 return;
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
718 if (PyDict_DelItem(modules, name) < 0)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
719 Py_FatalError("import: deleting existing key in"
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
720 "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
721 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
722
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
723 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
724 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
725
2198
27557e70a8f0 fix import related leaks
Guido van Rossum <guido@python.org>
parents: 2128
diff changeset
726 /* 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
727 * 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
728 * 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
729 * 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
730 * 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
731 * example.
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
732 *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
733 * Note that PyImport_ExecCodeModuleWithPathnames() is the preferred, richer
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
734 * 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
735 */
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
736 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
737 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
738 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
739 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
740 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
741 }
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
742
74c57288a02b Added PyImport_ExecCodeModuleEx(), which adds an extra parameter to
Guido van Rossum <guido@python.org>
parents: 7202
diff changeset
743 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
744 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
745 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
746 return PyImport_ExecCodeModuleWithPathnames(
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
747 name, co, pathname, (char *)NULL);
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
748 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
749
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
750 PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
751 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
752 char *cpathname)
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
753 {
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
754 PyObject *m = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
755 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
756
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
757 nameobj = PyUnicode_FromString(name);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
758 if (nameobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
759 return NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
760
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
761 if (pathname != NULL) {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
762 pathobj = PyUnicode_DecodeFSDefault(pathname);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
763 if (pathobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
764 goto error;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
765 } else
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
766 pathobj = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
767 if (cpathname != NULL) {
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
768 cpathobj = PyUnicode_DecodeFSDefault(cpathname);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
769 if (cpathobj == NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
770 goto error;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
771 } else
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
772 cpathobj = NULL;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
773 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
774 error:
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
775 Py_DECREF(nameobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
776 Py_XDECREF(pathobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
777 Py_XDECREF(cpathobj);
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
778 return m;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
779 }
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
780
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
781 PyObject*
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
782 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
783 PyObject *cpathname)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
784 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
785 PyObject *modules = PyImport_GetModuleDict();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
786 PyObject *m, *d, *v;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
787
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
788 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
789 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
790 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
791 /* 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
792 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
793 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
794 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
795 if (PyDict_SetItemString(d, "__builtins__",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
796 PyEval_GetBuiltins()) != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
797 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
798 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
799 /* 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
800 if (pathname != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
801 v = get_sourcefile(pathname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
802 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
803 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
804 }
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
805 else
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
806 v = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
807 if (v == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
808 v = ((PyCodeObject *)co)->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
809 Py_INCREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
810 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
811 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
812 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
813 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
814
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
815 /* 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
816 if (cpathname != NULL)
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
817 v = cpathname;
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
818 else
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
819 v = Py_None;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
820 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
821 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
822
66664
62b61abd02b8 Merge branches/pep-0384.
Martin v. Löwis <martin@v.loewis.de>
parents: 66650
diff changeset
823 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
824 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
825 goto error;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
826 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
827
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
828 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
829 PyErr_Format(PyExc_ImportError,
68229
0e7180e4c3cd Issue #3080: Add PyImport_AddModuleObject() and PyImport_ExecCodeModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68110
diff changeset
830 "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
831 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
832 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
833 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
834
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
835 Py_INCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
836
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
837 return m;
32882
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
838
331e60d8ce6d PyImport_ExecCodeModuleEx(): remove module from sys.modules in error cases.
Tim Peters <tim.peters@gmail.com>
parents: 32879
diff changeset
839 error:
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
840 remove_module(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
841 return NULL;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
842 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
843
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
844
73063
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
845 /* 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
846 static Py_ssize_t
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
847 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
848 {
73063
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
849 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
850 Py_UCS4 c;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
851 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
852 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
853 if (c == SEP
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
854 #ifdef ALTSEP
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
855 || c == ALTSEP
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
856 #endif
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
857 )
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
858 {
73063
1959b2332c6a Reformulate make_compiled_pathname in terms of unicode objects.
Martin v. Löwis <martin@v.loewis.de>
parents: 72960
diff changeset
859 found = i;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
860 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
861 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
862 return found;
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
863 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
864
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
865
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
866 /* 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
867 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
868 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
869 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
870 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
871
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
872 (...)/__pycache__/foo.<tag>.pyc -> (...)/foo.py */
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
873
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
874 static PyObject*
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
875 make_source_pathname(PyObject *path)
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
876 {
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
877 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
878 Py_ssize_t i, j;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
879 PyObject *result;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
880 int kind;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
881 void *data;
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
882
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
883 len = PyUnicode_GET_LENGTH(path);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
884 if (len > MAXPATHLEN)
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 72454
diff changeset
885 return NULL;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
886
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
887 /* 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
888 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
889 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
890 */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
891 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
892 if (right == -1)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
893 return NULL;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
894 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
895 if (left == -1)
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
896 left = 0;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
897 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
898 left++;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
899 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
900 return NULL;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
901 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
902 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
903 return NULL;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
904
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
905 /* 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
906 has two dots in it.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
907 */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
908 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
909 if (dot0 < 0)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
910 return NULL;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
911 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
912 if (dot1 < 0)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
913 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
914 /* Too many dots? */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
915 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
916 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
917
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
918 /* 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
919 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
920 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
921 suffix.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
922 */
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
923 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
924 PyUnicode_MAX_CHAR_VALUE(path));
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
925 if (!result)
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
926 return NULL;
73065
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
927 kind = PyUnicode_KIND(result);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
928 data = PyUnicode_DATA(result);
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
929 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
930 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
931 (j = dot0-right));
6fa4386d48a9 Rewrite make_source_pathname using Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 73064
diff changeset
932 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
933 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
934 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
935 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
936 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
937
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
938
50619
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
939 static void
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
940 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
941 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
942 PyObject *constants, *tmp;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
943 Py_ssize_t i, n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
944
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
945 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
946 return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
947
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
948 tmp = co->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
949 co->co_filename = newname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
950 Py_INCREF(co->co_filename);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
951 Py_DECREF(tmp);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
952
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
953 constants = co->co_consts;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
954 n = PyTuple_GET_SIZE(constants);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
955 for (i = 0; i < n; i++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
956 tmp = PyTuple_GET_ITEM(constants, i);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
957 if (PyCode_Check(tmp))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
958 update_code_filenames((PyCodeObject *)tmp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
959 oldname, newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
960 }
50619
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Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
961 }
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
962
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
963 static void
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
964 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
965 {
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
966 PyObject *oldname;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
967
68722
d24decc8c97e Issue #3080: Use Unicode to import source and compiled modules
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68721
diff changeset
968 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
969 return;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
970
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
971 oldname = co->co_filename;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
972 Py_INCREF(oldname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
973 update_code_filenames(co, oldname, newname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
974 Py_DECREF(oldname);
50619
2ff9910f1526 Merged revisions 68360-68361 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
975 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
976
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
977 static PyObject *
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
978 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
979 {
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
980 PyObject *co;
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
981 PyObject *file_path;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
982
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
983 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
984 return NULL;
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
985
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
986 if (!PyCode_Check(co)) {
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
987 PyErr_SetString(PyExc_TypeError,
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
988 "first argument must be a code object");
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
989 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
990 }
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
991
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
992 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
993 PyErr_SetString(PyExc_TypeError,
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
994 "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
995 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
996 }
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
997
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
998 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
999
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
1000 Py_RETURN_NONE;
50619
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Antoine Pitrou <solipsis@pitrou.net>
parents: 50492
diff changeset
1001 }
75824
daed636a3536 Fixes Issue #14331: Use significantly less stack space when importing modules by
Gregory P. Smith <greg@krypto.org>
parents: 75176
diff changeset
1002
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1003
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
1004 /* 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
1005 * 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
1006 */
73e1bf179a01 Another patch for #1762972: __file__ points to the py file instead pyo/pyc file
Christian Heimes <christian@cheimes.de>
parents: 44567
diff changeset
1007 static PyObject *
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1008 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
1009 {
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1010 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
1011 PyObject *py;
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1012 struct stat statbuf;
74058
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
1013 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
1014 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
1015 unsigned int kind;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1016
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 72454
diff changeset
1017 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
1018 if (len == 0)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1019 Py_RETURN_NONE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1020
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1021 /* 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
1022 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
1023 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
1024 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
1025 || 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
1026 || (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
1027 && 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
1028 || (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
1029 && 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
1030 goto unchanged;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1031
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1032 /* 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
1033 * 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
1034 * to py.
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1035 */
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1036 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
1037 if (py == NULL) {
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1038 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
1039 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
1040 }
68721
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1041 if (py == NULL)
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1042 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1043
74058
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
1044 err = _Py_stat(py, &statbuf);
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
1045 if (err == -2)
2a140b01d343 import.c now catchs _Py_stat() exceptions
Victor Stinner <victor.stinner@haypocalc.com>
parents: 73884
diff changeset
1046 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
1047 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
1048 return py;
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1049 Py_DECREF(py);
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1050 goto unchanged;
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1051
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1052 error:
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1053 PyErr_Clear();
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1054 unchanged:
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1055 Py_INCREF(filename);
f6507eb8e689 Issue #3080: get_sourcefile(), make_source_pathname(), load_package()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68720
diff changeset
1056 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
1057 }
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1058
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1059 /* Forward */
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1060 static struct _frozen * find_frozen(PyObject *);
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1061
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1062
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1063 /* Helper to test for built-in module */
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1064
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1065 static int
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1066 is_builtin(PyObject *name)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1067 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1068 int i, cmp;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1069 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
1070 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
1071 if (cmp == 0) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1072 if (PyImport_Inittab[i].initfunc == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1073 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1074 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1075 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1076 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1077 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1078 return 0;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1079 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1080
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1081
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1082 /* 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
1083 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
1084 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
1085 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
1086 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
1087 import mechanism. Cache the result in path_importer_cache.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1088 Returns a borrowed reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1089
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1090 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1091 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
1092 PyObject *p)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1093 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1094 PyObject *importer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1095 Py_ssize_t j, nhooks;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1096
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1097 /* 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
1098 assert(PyList_Check(path_hooks));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1099 assert(PyDict_Check(path_importer_cache));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1100
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1101 nhooks = PyList_Size(path_hooks);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1102 if (nhooks < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1103 return NULL; /* Shouldn't happen */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1104
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1105 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
1106 if (importer != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1107 return importer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1108
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1109 /* 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
1110 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
1111 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1112
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1113 for (j = 0; j < nhooks; j++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1114 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
1115 if (hook == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1116 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1117 importer = PyObject_CallFunctionObjArgs(hook, p, NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1118 if (importer != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1119 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1120
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1121 if (!PyErr_ExceptionMatches(PyExc_ImportError)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1122 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1123 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1124 PyErr_Clear();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1125 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1126 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
1127 return Py_None;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1128 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1129 if (importer != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1130 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
1131 Py_DECREF(importer);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1132 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1133 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1134 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1135 return importer;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1136 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26796
diff changeset
1137
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1138 PyAPI_FUNC(PyObject *)
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1139 PyImport_GetImporter(PyObject *path) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1140 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
1141
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1142 if ((path_importer_cache = PySys_GetObject("path_importer_cache"))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1143 if ((path_hooks = PySys_GetObject("path_hooks"))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1144 importer = get_path_importer(path_importer_cache,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1145 path_hooks, path);
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diff changeset
1146 }
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diff changeset
1147 }
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parents: 59865
diff changeset
1148 Py_XINCREF(importer); /* get_path_importer returns a borrowed reference */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1149 return importer;
43897
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1150 }
41f7c13ef161 Merged revisions 59005-59040 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43790
diff changeset
1151
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1152
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1153 static int init_builtin(PyObject *); /* Forward */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 74
diff changeset
1154
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1155 /* 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
1156 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
1157 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
1158
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1159 static int
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1160 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
1161 {
61467
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diff changeset
1162 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1163
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1164 if (_PyImport_FindExtensionObject(name, name) != NULL)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1165 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1166
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1167 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
1168 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
1169 PyModuleDef *def;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1170 if (PyUnicode_CompareWithASCIIString(name, p->name) == 0) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1171 if (p->initfunc == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1172 PyErr_Format(PyExc_ImportError,
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1173 "Cannot re-init internal module %R",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1174 name);
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parents: 59865
diff changeset
1175 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1176 }
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diff changeset
1177 mod = (*p->initfunc)();
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parents: 59865
diff changeset
1178 if (mod == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1179 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
1180 /* 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
1181 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
1182 def->m_base.m_init = p->initfunc;
68712
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1183 if (_PyImport_FixupExtensionObject(mod, name, name) < 0)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1184 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1185 /* 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
1186 so we can release our own reference. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1187 Py_DECREF(mod);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1188 return 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1189 }
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diff changeset
1190 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1191 return 0;
141
bf5a8539d8ba Call the init function of a built-in module here.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1192 }
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1193
2052
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Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1194
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964d76f49a5e add imp.get_frozen_object()
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parents: 2868
diff changeset
1195 /* 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
1196
3683
ec39264311ff struct frozen is now struct _frozen and comes from import.h.
Guido van Rossum <guido@python.org>
parents: 3590
diff changeset
1197 static struct _frozen *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1198 find_frozen(PyObject *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1199 {
61467
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diff changeset
1200 struct _frozen *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1201
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e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1202 if (name == NULL)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1203 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1204
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1205 for (p = PyImport_FrozenModules; ; p++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1206 if (p->name == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1207 return NULL;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1208 if (PyUnicode_CompareWithASCIIString(name, p->name) == 0)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1209 break;
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diff changeset
1210 }
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diff changeset
1211 return p;
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964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1212 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1213
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1214 static PyObject *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1215 get_frozen_object(PyObject *name)
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1216 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1217 struct _frozen *p = find_frozen(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1218 int size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1219
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1220 if (p == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1221 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1222 "No such frozen object named %R",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1223 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1224 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1225 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1226 if (p->code == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1227 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1228 "Excluded frozen object named %R",
61467
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parents: 59865
diff changeset
1229 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1230 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1231 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1232 size = p->size;
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diff changeset
1233 if (size < 0)
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parents: 59865
diff changeset
1234 size = -size;
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parents: 59865
diff changeset
1235 return PyMarshal_ReadObjectFromString((char *)p->code, size);
2891
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1236 }
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1237
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1238 static PyObject *
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1239 is_frozen_package(PyObject *name)
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1240 {
61467
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diff changeset
1241 struct _frozen *p = find_frozen(name);
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parents: 59865
diff changeset
1242 int size;
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diff changeset
1243
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1244 if (p == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1245 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1246 "No such frozen object named %R",
61467
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diff changeset
1247 name);
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parents: 59865
diff changeset
1248 return NULL;
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parents: 59865
diff changeset
1249 }
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parents: 59865
diff changeset
1250
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parents: 59865
diff changeset
1251 size = p->size;
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parents: 59865
diff changeset
1252
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1253 if (size < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1254 Py_RETURN_TRUE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1255 else
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diff changeset
1256 Py_RETURN_FALSE;
52168
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1257 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1258
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1259
2891
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Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1260 /* Initialize a frozen module.
52073
56983cfdf5d4 Fix a typo in a comment.
Brett Cannon <bcannon@gmail.com>
parents: 51996
diff changeset
1261 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
1262 an exception set if the initialization failed.
964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1263 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
1264
6263e2fd9398 init_frozen non-static, frozenmain.c not in Makefile any more
Guido van Rossum <guido@python.org>
parents: 2270
diff changeset
1265 int
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1266 PyImport_ImportFrozenModuleObject(PyObject *name)
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1267 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1268 struct _frozen *p;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1269 PyObject *co, *m, *path;
61467
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diff changeset
1270 int ispackage;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1271 int size;
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diff changeset
1272
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1273 p = find_frozen(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1274
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1275 if (p == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1276 return 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1277 if (p->code == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1278 PyErr_Format(PyExc_ImportError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1279 "Excluded frozen object named %R",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1280 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1281 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1282 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1283 size = p->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1284 ispackage = (size < 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1285 if (ispackage)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1286 size = -size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1287 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
1288 if (co == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1289 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1290 if (!PyCode_Check(co)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1291 PyErr_Format(PyExc_TypeError,
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1292 "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
1293 name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1294 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1295 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1296 if (ispackage) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1297 /* Set __path__ to the package name */
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1298 PyObject *d, *l;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1299 int err;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1300 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1301 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1302 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1303 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1304 l = PyList_New(1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1305 if (l == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1306 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1307 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1308 Py_INCREF(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1309 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
1310 err = PyDict_SetItemString(d, "__path__", l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1311 Py_DECREF(l);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1312 if (err != 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1313 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1314 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1315 path = PyUnicode_FromString("<frozen>");
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1316 if (path == NULL)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1317 goto err_return;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1318 m = PyImport_ExecCodeModuleObject(name, co, path, NULL);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1319 Py_DECREF(path);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1320 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1321 goto err_return;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1322 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1323 Py_DECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1324 return 1;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1325 err_return:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1326 Py_DECREF(co);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1327 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
1328 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1329
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1330 int
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1331 PyImport_ImportFrozenModule(char *name)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1332 {
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1333 PyObject *nameobj;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1334 int ret;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1335 nameobj = PyUnicode_InternFromString(name);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1336 if (nameobj == NULL)
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1337 return -1;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1338 ret = PyImport_ImportFrozenModuleObject(nameobj);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1339 Py_DECREF(nameobj);
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1340 return ret;
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1341 }
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1342
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1343
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1344 /* 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
1345 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
1346
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1347 PyObject *
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35757
diff changeset
1348 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
1349 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1350 PyObject *pname;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1351 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1352
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1353 pname = PyUnicode_FromString(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1354 if (pname == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1355 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1356 result = PyImport_Import(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1357 Py_DECREF(pname);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1358 return result;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1359 }
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1360
44441
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1361 /* Import a module without blocking
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1362 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1363 * 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
1364 * 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
1365 * 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
1366 * ImportError instead of blocking.
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1367 *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1368 * 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
1369 */
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1370 PyObject *
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1371 PyImport_ImportModuleNoBlock(const char *name)
b91ca87e6f32 Merged revisions 59666-59679 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
1372 {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1373 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
1374 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
1375
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1376
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1377 PyObject *
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1378 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
1379 PyObject *locals, PyObject *given_fromlist,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1380 int level)
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
1381 {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1382 _Py_IDENTIFIER(__import__);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1383 _Py_IDENTIFIER(__initializing__);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1384 _Py_IDENTIFIER(__package__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1385 _Py_IDENTIFIER(__path__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1386 _Py_IDENTIFIER(__name__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1387 _Py_IDENTIFIER(_find_and_load);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1388 _Py_IDENTIFIER(_handle_fromlist);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1389 _Py_IDENTIFIER(_lock_unlock_module);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1390 _Py_static_string(single_dot, ".");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1391 PyObject *abs_name = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1392 PyObject *builtins_import = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1393 PyObject *final_mod = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1394 PyObject *mod = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1395 PyObject *package = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1396 PyObject *globals = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1397 PyObject *fromlist = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1398 PyInterpreterState *interp = PyThreadState_GET()->interp;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1399
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1400 /* 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
1401 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
1402 NULL argument. */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1403 if (given_globals == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1404 globals = PyDict_New();
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1405 if (globals == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1406 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1407 }
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 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1410 /* 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
1411 fortsomething. */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1412 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
1413 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
1414 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1415 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1416 globals = given_globals;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1417 Py_INCREF(globals);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1418 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1419
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1420 if (given_fromlist == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1421 fromlist = PyList_New(0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1422 if (fromlist == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1423 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1424 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1425 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1426 else {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1427 fromlist = given_fromlist;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1428 Py_INCREF(fromlist);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1429 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1430 if (name == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1431 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
1432 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1433 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1434
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1435 /* 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
1436 for added performance. */
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1437
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1438 if (!PyUnicode_Check(name)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1439 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
1440 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1441 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1442 else if (PyUnicode_READY(name) < 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1443 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1444 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1445 if (level < 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1446 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
1447 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
1448 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1449 else if (level > 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1450 package = _PyDict_GetItemId(globals, &PyId___package__);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1451 if (package != NULL && package != Py_None) {
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 if (!PyUnicode_Check(package)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1454 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
1455 goto error;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1456 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1457 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1458 else {
76380
68f9ad6a3b13 Issue #14592: A relative import will raise a KeyError if __package__
Brett Cannon <brett@python.org>
parents: 76379
diff changeset
1459 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
1460 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
1461 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
1462 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1463 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1464 else if (!PyUnicode_Check(package)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1465 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
1466 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1467 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
1468
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1469 if (_PyDict_GetItemId(globals, &PyId___path__) == NULL) {
76304
6cfb6fb18e1f Undo a C99 idiom.
Brett Cannon <brett@python.org>
parents: 76303
diff changeset
1470 PyObject *partition = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1471 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
1472 if (borrowed_dot == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1473 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1474 }
76304
6cfb6fb18e1f Undo a C99 idiom.
Brett Cannon <brett@python.org>
parents: 76303
diff changeset
1475 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
1476 Py_DECREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1477 if (partition == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1478 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1479 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1480 package = PyTuple_GET_ITEM(partition, 0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1481 Py_INCREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1482 Py_DECREF(partition);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1483 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1484 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1485
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1486 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
1487 PyErr_Format(PyExc_SystemError,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1488 "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
1489 "import", package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1490 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1491 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1492 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1493 else { /* level == 0 */
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1494 if (PyUnicode_GET_LENGTH(name) == 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1495 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
1496 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
1497 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1498 package = Py_None;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1499 Py_INCREF(package);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1500 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1501
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1502 if (level > 0) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1503 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
1504 PyObject *base = NULL;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1505 int level_up = 1;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1506
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1507 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
1508 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
1509 if (last_dot == -2) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1510 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1511 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1512 else if (last_dot == -1) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1513 PyErr_SetString(PyExc_ValueError,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1514 "attempted relative import beyond top-level "
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1515 "package");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1516 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1517 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1518 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1519 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
1520 if (PyUnicode_GET_LENGTH(name) > 0) {
76361
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1521 PyObject *borrowed_dot, *seq = NULL;
76303
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 borrowed_dot = _PyUnicode_FromId(&single_dot);
76361
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1524 seq = PyTuple_Pack(2, base, name);
a3e9d5c239c4 Fix a refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76358
diff changeset
1525 Py_DECREF(base);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1526 if (borrowed_dot == NULL || seq == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1527 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1528 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1529
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1530 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
1531 Py_DECREF(seq);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1532 if (abs_name == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1533 goto error;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1534 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1535 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1536 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1537 abs_name = base;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1538 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1539 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1540 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1541 abs_name = name;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1542 Py_INCREF(abs_name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1543 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1544
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1545 #ifdef WITH_THREAD
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1546 _PyImport_AcquireLock();
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1547 #endif
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1548 /* 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
1549 if (PyDict_Check(globals)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1550 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
1551 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1552 if (builtins_import == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1553 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
1554 if (builtins_import == NULL) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1555 Py_FatalError("__import__ missing");
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1556 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1557 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1558 Py_INCREF(builtins_import);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1559
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1560 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
1561 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
1562 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
1563 "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
1564 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
1565 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
1566 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
1567 }
76358
feeb1ca9e93c Fix reference loss on Py_None when None is encountered in sys.modules.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76342
diff changeset
1568 mod = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1569 goto error_with_unlock;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1570 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1571 else if (mod != NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1572 PyObject *value;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1573 int initializing = 0;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1574
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1575 Py_INCREF(mod);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1576 /* 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
1577 value = _PyObject_GetAttrId(mod, &PyId___initializing__);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1578 if (value == NULL)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1579 PyErr_Clear();
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1580 else {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1581 initializing = PyObject_IsTrue(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1582 Py_DECREF(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1583 if (initializing == -1)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1584 PyErr_Clear();
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1585 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1586 if (initializing > 0) {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1587 /* _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
1588 value = _PyObject_CallMethodObjIdArgs(interp->importlib,
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1589 &PyId__lock_unlock_module, abs_name,
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1590 NULL);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1591 if (value == NULL)
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1592 goto error;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1593 Py_DECREF(value);
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1594 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1595 else {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1596 #ifdef WITH_THREAD
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1597 if (_PyImport_ReleaseLock() < 0) {
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1598 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
1599 goto error;
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1600 }
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1601 #endif
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1602 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1603 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1604 else {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1605 /* _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
1606 mod = _PyObject_CallMethodObjIdArgs(interp->importlib,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1607 &PyId__find_and_load, abs_name,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1608 builtins_import, NULL);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1609 if (mod == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1610 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1611 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1612 }
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1613 /* 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
1614
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1615 if (PyObject_Not(fromlist)) {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1616 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
1617 PyObject *front = NULL;
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1618 PyObject *partition = NULL;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1619 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
1620
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1621 if (borrowed_dot == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1622 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1623 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1624
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1625 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
1626 if (partition == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1627 goto error;
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1628 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1629
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
1630 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
1631 /* 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
1632 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
1633 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
1634 Py_INCREF(mod);
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1635 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
1636 }
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
1637
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1638 front = PyTuple_GET_ITEM(partition, 0);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1639 Py_INCREF(front);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1640 Py_DECREF(partition);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1641
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1642 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
1643 final_mod = PyObject_CallFunctionObjArgs(builtins_import, front, NULL);
76799
49306ceaf91f Fix too early decrefs.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76768
diff changeset
1644 Py_DECREF(front);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1645 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1646 else {
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1647 Py_ssize_t cut_off = PyUnicode_GET_LENGTH(name) -
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1648 PyUnicode_GET_LENGTH(front);
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1649 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
1650 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
1651 abs_name_len - cut_off);
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1652 Py_DECREF(front);
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1653 if (to_return == NULL) {
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1654 goto error;
76362
9d8839289e18 Fix another refleak
Antoine Pitrou <solipsis@pitrou.net>
parents: 76361
diff changeset
1655 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1656
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1657 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
1658 if (final_mod == NULL) {
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1659 PyErr_Format(PyExc_KeyError,
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1660 "%R not in sys.modules as expected",
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1661 to_return);
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1662 }
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1663 else {
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1664 Py_INCREF(final_mod);
9e8cbf07068a Handle importing pkg.mod by executing
Brett Cannon <brett@python.org>
parents: 76307
diff changeset
1665 }
76799
49306ceaf91f Fix too early decrefs.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76768
diff changeset
1666 Py_DECREF(to_return);
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1667 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1668 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1669 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1670 final_mod = mod;
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1671 Py_INCREF(mod);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1672 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1673 }
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1674 else {
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1675 final_mod = _PyObject_CallMethodObjIdArgs(interp->importlib,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1676 &PyId__handle_fromlist, mod,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1677 fromlist, builtins_import,
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1678 NULL);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1679 }
77013
edb9ce3a6c2e Issue #9260: A finer-grained import lock.
Antoine Pitrou <solipsis@pitrou.net>
parents: 76848
diff changeset
1680 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
1681
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1682 error_with_unlock:
76307
c5da5a2a9262 Fix Windows build
Brian Curtin <brian@python.org>
parents: 76304
diff changeset
1683 #ifdef WITH_THREAD
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1684 if (_PyImport_ReleaseLock() < 0) {
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1685 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
1686 }
76303
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1687 #endif
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1688 error:
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1689 Py_XDECREF(abs_name);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1690 Py_XDECREF(builtins_import);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1691 Py_XDECREF(mod);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1692 Py_XDECREF(package);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1693 Py_XDECREF(globals);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1694 Py_XDECREF(fromlist);
2dd046be2c88 Issue #2377: Make importlib the implementation of __import__().
Brett Cannon <brett@python.org>
parents: 75826
diff changeset
1695 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
1696 }
ea8184bff12d Add a single Python-wide (!) lock on import. Only one thread at a
Guido van Rossum <guido@python.org>
parents: 7403
diff changeset
1697
68739
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1698 PyObject *
70374
a9126e8770e5 make PyImport_ImportModuleLevel's first arg const like similiar functions (closes #12173)
Benjamin Peterson <benjamin@python.org>
parents: 69463
diff changeset
1699 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
1700 PyObject *fromlist, int level)
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1701 {
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1702 PyObject *nameobj, *mod;
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1703 nameobj = PyUnicode_FromString(name);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1704 if (nameobj == NULL)
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1705 return NULL;
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1706 mod = PyImport_ImportModuleLevelObject(nameobj, globals, locals,
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1707 fromlist, level);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1708 Py_DECREF(nameobj);
80f4bd647695 Issue #3080: Add PyImport_ImportModuleLevelObject() function
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68738
diff changeset
1709 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
1710 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1711
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1712
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1713 /* 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
1714 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
1715
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1716 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1717 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
1718 {
76640
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1719 _Py_IDENTIFIER(reload);
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1720 PyObject *reloaded_module = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1721 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
1722 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
1723 if (imp == NULL) {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1724 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
1725 if (imp == NULL) {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1726 return NULL;
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1727 }
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1728 }
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1729 else {
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1730 Py_INCREF(imp);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1731 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1732
76640
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1733 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
1734 Py_DECREF(imp);
eb68502731dd Issues #13959, 14647: Re-implement imp.reload() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76633
diff changeset
1735 return reloaded_module;
1270
14369a5e6167 Support for frozen scripts; added -i option.
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1736 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1737
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1738
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1739 /* 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
1740 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
1741 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
1742 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
1743 environment.
9680
8b61e1273b4b Improve comment for PyImport_Import() as suggested by Bill Tutt.
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
1744 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
1745 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
1746 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
1747
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1748 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1749 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
1750 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1751 static PyObject *silly_list = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1752 static PyObject *builtins_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1753 static PyObject *import_str = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1754 PyObject *globals = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1755 PyObject *import = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1756 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
1757 PyObject *modules = NULL;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1758 PyObject *r = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1759
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1760 /* Initialize constant string objects */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1761 if (silly_list == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1762 import_str = PyUnicode_InternFromString("__import__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1763 if (import_str == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1764 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1765 builtins_str = PyUnicode_InternFromString("__builtins__");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1766 if (builtins_str == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1767 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
1768 silly_list = PyList_New(0);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1769 if (silly_list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1770 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1771 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1772
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1773 /* Get the builtins from current globals */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1774 globals = PyEval_GetGlobals();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1775 if (globals != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1776 Py_INCREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1777 builtins = PyObject_GetItem(globals, builtins_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1778 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1779 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1780 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1781 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1782 /* 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
1783 builtins = PyImport_ImportModuleLevel("builtins",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1784 NULL, NULL, NULL, 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1785 if (builtins == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1786 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1787 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
1788 if (globals == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1789 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1790 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1791
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1792 /* 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
1793 if (PyDict_Check(builtins)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1794 import = PyObject_GetItem(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1795 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1796 PyErr_SetObject(PyExc_KeyError, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1797 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1798 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1799 import = PyObject_GetAttr(builtins, import_str);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1800 if (import == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1801 goto err;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1802
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1803 /* 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
1804 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
1805 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
1806 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
1807 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
1808 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
1809 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
1810 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
1811
dd3080b80dda PyImport_Import was using the old import hack of sticking a dummy value into
Brett Cannon <bcannon@gmail.com>
parents: 64638
diff changeset
1812 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
1813 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
1814 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
1815 Py_INCREF(r);
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1816
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1817 err:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1818 Py_XDECREF(globals);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1819 Py_XDECREF(builtins);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1820 Py_XDECREF(import);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1821
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1822 return r;
6028
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1823 }
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1824
292193170da1 Added Jim Fulton's PyImport_Import(), which calls whatever
Guido van Rossum <guido@python.org>
parents: 5980
diff changeset
1825
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1826 /* Module 'imp' provides Python access to the primitives used for
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1827 importing modules.
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1828 */
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1829
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1830 static PyObject *
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1831 imp_make_magic(long magic)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1832 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1833 char buf[4];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1834
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1835 buf[0] = (char) ((magic >> 0) & 0xff);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1836 buf[1] = (char) ((magic >> 8) & 0xff);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1837 buf[2] = (char) ((magic >> 16) & 0xff);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1838 buf[3] = (char) ((magic >> 24) & 0xff);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1839
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1840 return PyBytes_FromStringAndSize(buf, 4);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1841 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1842
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1843 static PyObject *
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1844 imp_get_magic(PyObject *self, PyObject *noargs)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1845 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1846 return imp_make_magic(pyc_magic);
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1847 }
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1848
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1849 static PyObject *
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1850 imp_get_tag(PyObject *self, PyObject *noargs)
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1851 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
1852 return PyUnicode_FromString(pyc_tag);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1853 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1854
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1855 static PyObject *
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1856 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
1857 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1858 PyObject *list;
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1859 const char *suffix;
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1860 unsigned int index = 0;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1861
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1862 list = PyList_New(0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1863 if (list == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1864 return NULL;
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1865 #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
1866 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
1867 PyObject *item = PyUnicode_FromString(suffix);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1868 if (item == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1869 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1870 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1871 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1872 if (PyList_Append(list, item) < 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1873 Py_DECREF(list);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1874 Py_DECREF(item);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1875 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1876 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1877 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
1878 index += 1;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1879 }
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
1880 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1881 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
1882 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1883
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1884 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1885 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
1886 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1887 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1888 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1889 PyObject *m;
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1890 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
1891 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1892 ret = init_builtin(name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1893 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1894 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1895 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1896 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1897 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1898 }
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1899 m = PyImport_AddModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1900 Py_XINCREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1901 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
1902 }
1844
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1903
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1904 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1905 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
1906 {
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1907 PyObject *name;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1908 int ret;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1909 PyObject *m;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1910 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
1911 return NULL;
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1912 ret = PyImport_ImportFrozenModuleObject(name);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1913 if (ret < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1914 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1915 if (ret == 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1916 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1917 return Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
1918 }
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
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1919 m = PyImport_AddModuleObject(name);
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1920 Py_XINCREF(m);
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1921 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
1922 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1923
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parents: 5317
diff changeset
1924 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1925 imp_get_frozen_object(PyObject *self, PyObject *args)
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964d76f49a5e add imp.get_frozen_object()
Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1926 {
68711
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1927 PyObject *name;
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diff changeset
1928
68711
e7c1019b27b9 Issue #3080: Add PyImport_ImportFrozenModuleObject()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1929 if (!PyArg_ParseTuple(args, "U:get_frozen_object", &name))
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1930 return NULL;
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diff changeset
1931 return get_frozen_object(name);
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Guido van Rossum <guido@python.org>
parents: 2868
diff changeset
1932 }
964d76f49a5e add imp.get_frozen_object()
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parents: 2868
diff changeset
1933
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1934 static PyObject *
52168
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Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1935 imp_is_frozen_package(PyObject *self, PyObject *args)
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1936 {
68711
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1937 PyObject *name;
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parents: 59865
diff changeset
1938
68711
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1939 if (!PyArg_ParseTuple(args, "U:is_frozen_package", &name))
61467
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parents: 59865
diff changeset
1940 return NULL;
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parents: 59865
diff changeset
1941 return is_frozen_package(name);
52168
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Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1942 }
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1943
70f5f9113ae1 Implement InspectLoader for FrozenImporter.
Brett Cannon <bcannon@gmail.com>
parents: 52073
diff changeset
1944 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1945 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
1946 {
68712
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1947 PyObject *name;
2425717c6430 Issue #3080: Import builtins using Unicode strings
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68711
diff changeset
1948 if (!PyArg_ParseTuple(args, "U:is_builtin", &name))
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parents: 59865
diff changeset
1949 return NULL;
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parents: 59865
diff changeset
1950 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
1951 }
d1e6c9a64a56 * Python/import.c: support *.o/*.so as alternative for
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1952
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1953 static PyObject *
13658
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Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1954 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
1955 {
68711
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1956 PyObject *name;
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parents: 59865
diff changeset
1957 struct _frozen *p;
68711
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68710
diff changeset
1958 if (!PyArg_ParseTuple(args, "U:is_frozen", &name))
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parents: 59865
diff changeset
1959 return NULL;
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parents: 59865
diff changeset
1960 p = find_frozen(name);
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parents: 59865
diff changeset
1961 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
1962 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
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parents: 2040
diff changeset
1963
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parents: 11602
diff changeset
1964 #ifdef HAVE_DYNAMIC_LOADING
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parents: 11602
diff changeset
1965
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parents: 5317
diff changeset
1966 static PyObject *
13658
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Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
1967 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
1968 {
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1969 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
1970 FILE *fp;
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1971
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1972 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
1973 &name, PyUnicode_FSDecoder, &pathname, &fob))
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parents: 59865
diff changeset
1974 return NULL;
68716
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1975 if (fob != NULL) {
76764
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1976 fp = _Py_fopen(pathname, "r");
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parents: 59865
diff changeset
1977 if (fp == NULL) {
68826
3114f26d5d54 Issue #11630, issue #3080: Fix refleak introduced by ef2b6305d395
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68823
diff changeset
1978 Py_DECREF(pathname);
76764
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Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1979 if (!PyErr_Occurred())
cd519a923d41 Simplify code for load_dynamic()
Antoine Pitrou <solipsis@pitrou.net>
parents: 76760
diff changeset
1980 PyErr_SetFromErrno(PyExc_IOError);
61467
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parents: 59865
diff changeset
1981 return NULL;
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parents: 59865
diff changeset
1982 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1983 }
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1984 else
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1985 fp = NULL;
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1986 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
1987 Py_DECREF(pathname);
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parents: 59865
diff changeset
1988 if (fp)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 59865
diff changeset
1989 fclose(fp);
68716
ef2b6305d395 Issue #3080: _PyImport_LoadDynamicModule() uses Unicode for name and path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68715
diff changeset
1990 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
1991 }
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
1992
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1993 #endif /* HAVE_DYNAMIC_LOADING */
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
1994
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
1995
6305
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Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1996 /* Doc strings */
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
1997
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
1998 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
1999 "(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
2000
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
2001 PyDoc_STRVAR(doc_get_magic,
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
2002 "get_magic() -> string\n\
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
2003 Return the magic number for .pyc or .pyo files.");
6305
6e1fa76e7940 Added docstrings. Not for the obsolete functions though.
Guido van Rossum <guido@python.org>
parents: 6304
diff changeset
2004
60648
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
2005 PyDoc_STRVAR(doc_get_tag,
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
2006 "get_tag() -> string\n\
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
2007 Return the magic tag for .pyc or .pyo files.");
7b69e630d237 PEP 3147
Barry Warsaw <barry@python.org>
parents: 60022
diff changeset
2008
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
2009 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
2010 "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
2011 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
2012
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23586
diff changeset
2013 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
2014 "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
2015 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
2016 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
2017
27852
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
2018 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
2019 "acquire_lock() -> None\n\
27853
5620b0786271 Cleanup from patch #683257:
Neal Norwitz <nnorwitz@gmail.com>
parents: 27852
diff changeset
2020 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
2021 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
2022 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
2023 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
2024
4b75a0b76857 Provide access to the import lock, fixing SF bug #580952. This is
Guido van Rossum <guido@python.org>
parents: 27357
diff changeset
2025 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
2026 "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
2027 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
2028 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
2029
5373
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2030 static PyMethodDef imp_methods[] = {
61467
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diff changeset
2031 {"get_magic", imp_get_magic, METH_NOARGS, doc_get_magic},
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60648
diff changeset
2032 {"get_tag", imp_get_tag, METH_NOARGS, doc_get_tag},
76754
257cbd2fac38 Issue #13959: Re-implement imp.get_suffixes() in Lib/imp.py.
Brett Cannon <brett@python.org>
parents: 76640
diff changeset
2033 {"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
2034 doc_extension_suffixes},
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2035 {"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
2036 {"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
2037 {"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
2038 {"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
2039 {"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
2040 {"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
2041 {"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
2042 {"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
2043 {"is_frozen", imp_is_frozen, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
2044 #ifdef HAVE_DYNAMIC_LOADING
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2045 {"load_dynamic", imp_load_dynamic, METH_VARARGS},
11618
528559a0b2f2 Cleanup patches from Greg Stein:
Guido van Rossum <guido@python.org>
parents: 11602
diff changeset
2046 #endif
68887
5deb2094f033 Make importlib compatible with __import__ by "fixing" code.co_filename
Brett Cannon <brett@python.org>
parents: 68826
diff changeset
2047 {"_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
2048 {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
2049 };
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2040
diff changeset
2050
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
2051
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
2052 static struct PyModuleDef impmodule = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2053 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
2054 "_imp",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2055 doc_imp,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2056 0,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2057 imp_methods,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2058 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2059 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2060 NULL,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2061 NULL
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
2062 };
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
2063
30311
f003e48f562d Bug #794140: cygwin builds do not embed
Jason Tishler <jason@tishler.net>
parents: 29812
diff changeset
2064 PyMODINIT_FUNC
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
2065 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
2066 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2067 PyObject *m, *d;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2068
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2069 m = PyModule_Create(&impmodule);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2070 if (m == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2071 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2072 d = PyModule_GetDict(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2073 if (d == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2074 goto failure;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2075
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2076 return m;
6243
4279f4eb210a First part of package support.
Guido van Rossum <guido@python.org>
parents: 6055
diff changeset
2077 failure:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2078 Py_XDECREF(m);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2079 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
2080 }
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2081
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2082
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12543
diff changeset
2083 /* 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
2084 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
2085 *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
2086 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
2087
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2088 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
2089
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2090 int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13552
diff changeset
2091 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
2092 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2093 static struct _inittab *our_copy = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2094 struct _inittab *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2095 int i, n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2096
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2097 /* 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
2098 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
2099 ;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2100 if (n == 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2101 return 0; /* Nothing to do */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2102 for (i = 0; PyImport_Inittab[i].name != NULL; i++)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2103 ;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2104
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2105 /* Allocate new memory for the combined table */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2106 p = our_copy;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2107 PyMem_RESIZE(p, struct _inittab, i+n+1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2108 if (p == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2109 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2110
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2111 /* Copy the tables into the new memory */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2112 if (our_copy != PyImport_Inittab)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2113 memcpy(p, PyImport_Inittab, (i+1) * sizeof(struct _inittab));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2114 PyImport_Inittab = our_copy = p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2115 memcpy(p+i, newtab, (n+1) * sizeof(struct _inittab));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2116
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2117 return 0;
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2118 }
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2119
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2120 /* Shorthand to add a single entry given a name and a function */
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2121
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2122 int
52721
54e093bd887e Merged revisions 71031 via svnmerge from
Brett Cannon <bcannon@gmail.com>
parents: 52547
diff changeset
2123 PyImport_AppendInittab(const char *name, PyObject* (*initfunc)(void))
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2124 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2125 struct _inittab newtab[2];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2126
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2127 memset(newtab, '\0', sizeof newtab);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2128
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2129 newtab[0].name = (char *)name;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2130 newtab[0].initfunc = initfunc;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2131
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59865
diff changeset
2132 return PyImport_ExtendInittab(newtab);
8330
7a1e7da922f8 New APIs for embedding applications that want to add their own entries
Guido van Rossum <guido@python.org>
parents: 8012
diff changeset
2133 }
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
2134
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
2135 #ifdef __cplusplus
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
2136 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 36988
diff changeset
2137 #endif