annotate Modules/zipimport.c @ 79691:05c8928362ee

Merge __next__ method link fixes with 3.3.
author Ezio Melotti <ezio.melotti@gmail.com>
date Fri, 12 Oct 2012 13:46:37 +0300
parents 4906d2eb55ef
children 088a14031998
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rev   line source
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1 #include "Python.h"
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2 #include "structmember.h"
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3 #include "osdefs.h"
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4 #include "marshal.h"
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5 #include <time.h>
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6
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7
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8 #define IS_SOURCE 0x0
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9 #define IS_BYTECODE 0x1
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10 #define IS_PACKAGE 0x2
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11
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12 struct st_zip_searchorder {
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13 char suffix[14];
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14 int type;
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15 };
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16
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17 /* zip_searchorder defines how we search for a module in the Zip
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18 archive: we first search for a package __init__, then for
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19 non-package .pyc, .pyo and .py entries. The .pyc and .pyo entries
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20 are swapped by initzipimport() if we run in optimized mode. Also,
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21 '/' is replaced by SEP there. */
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22 static struct st_zip_searchorder zip_searchorder[] = {
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23 {"/__init__.pyc", IS_PACKAGE | IS_BYTECODE},
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24 {"/__init__.pyo", IS_PACKAGE | IS_BYTECODE},
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25 {"/__init__.py", IS_PACKAGE | IS_SOURCE},
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26 {".pyc", IS_BYTECODE},
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27 {".pyo", IS_BYTECODE},
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28 {".py", IS_SOURCE},
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29 {"", 0}
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30 };
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31
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32 /* zipimporter object definition and support */
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33
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34 typedef struct _zipimporter ZipImporter;
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35
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36 struct _zipimporter {
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37 PyObject_HEAD
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38 PyObject *archive; /* pathname of the Zip archive,
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39 decoded from the filesystem encoding */
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40 PyObject *prefix; /* file prefix: "a/sub/directory/",
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41 encoded to the filesystem encoding */
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42 PyObject *files; /* dict with file info {path: toc_entry} */
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43 };
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44
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45 static PyObject *ZipImportError;
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8f0625954ffa zipimport: fix indentation
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46 /* read_directory() cache */
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47 static PyObject *zip_directory_cache = NULL;
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48
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49 /* forward decls */
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50 static PyObject *read_directory(PyObject *archive);
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51 static PyObject *get_data(PyObject *archive, PyObject *toc_entry);
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6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
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52 static PyObject *get_module_code(ZipImporter *self, PyObject *fullname,
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68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
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53 int *p_ispackage, PyObject **p_modpath);
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54
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55
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56 #define ZipImporter_Check(op) PyObject_TypeCheck(op, &ZipImporter_Type)
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57
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58
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59 /* zipimporter.__init__
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60 Split the "subdirectory" from the Zip archive path, lookup a matching
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61 entry in sys.path_importer_cache, fetch the file directory from there
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62 if found, or else read it from the archive. */
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63 static int
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64 zipimporter_init(ZipImporter *self, PyObject *args, PyObject *kwds)
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65 {
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66 PyObject *path, *files, *tmp;
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67 PyObject *filename = NULL;
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68 Py_ssize_t len, flen;
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69 #ifdef ALTSEP
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70 _Py_IDENTIFIER(replace);
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71 #endif
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72
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73 if (!_PyArg_NoKeywords("zipimporter()", kwds))
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74 return -1;
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75
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76 if (!PyArg_ParseTuple(args, "O&:zipimporter",
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77 PyUnicode_FSDecoder, &path))
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78 return -1;
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79
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80 if (PyUnicode_READY(path) == -1)
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81 return -1;
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82
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83 len = PyUnicode_GET_LENGTH(path);
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84 if (len == 0) {
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85 PyErr_SetString(ZipImportError, "archive path is empty");
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86 goto error;
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87 }
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88
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89 #ifdef ALTSEP
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4df454a9753f Fix typo.
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90 tmp = _PyObject_CallMethodId(path, &PyId_replace, "CC", ALTSEP, SEP);
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91 if (!tmp)
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92 goto error;
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93 Py_DECREF(path);
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94 path = tmp;
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95 #endif
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96
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97 filename = path;
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98 Py_INCREF(filename);
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99 flen = len;
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100 for (;;) {
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101 struct stat statbuf;
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102 int rv;
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103
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104 rv = _Py_stat(filename, &statbuf);
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2a140b01d343 import.c now catchs _Py_stat() exceptions
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105 if (rv == -2)
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106 goto error;
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107 if (rv == 0) {
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108 /* it exists */
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109 if (!S_ISREG(statbuf.st_mode))
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110 /* it's a not file */
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111 Py_CLEAR(filename);
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112 break;
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113 }
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114 Py_CLEAR(filename);
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115 /* back up one path element */
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116 flen = PyUnicode_FindChar(path, SEP, 0, flen, -1);
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117 if (flen == -1)
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118 break;
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119 filename = PyUnicode_Substring(path, 0, flen);
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120 }
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121 if (filename == NULL) {
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122 PyErr_SetString(ZipImportError, "not a Zip file");
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123 goto error;
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124 }
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125
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126 if (PyUnicode_READY(filename) < 0)
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127 goto error;
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128
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129 files = PyDict_GetItem(zip_directory_cache, filename);
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130 if (files == NULL) {
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131 files = read_directory(filename);
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132 if (files == NULL)
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133 goto error;
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134 if (PyDict_SetItem(zip_directory_cache, filename, files) != 0)
63986
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
135 goto error;
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
136 }
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
137 else
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
138 Py_INCREF(files);
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
139 self->files = files;
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
140
73235
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Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
141 /* Transfer reference */
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
142 self->archive = filename;
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
143 filename = NULL;
63986
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
144
73235
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Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
145 /* Check if there is a prefix directory following the filename. */
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
146 if (flen != len) {
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
147 tmp = PyUnicode_Substring(path, flen+1,
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
148 PyUnicode_GET_LENGTH(path));
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
149 if (tmp == NULL)
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
150 goto error;
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
151 self->prefix = tmp;
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
152 if (PyUnicode_READ_CHAR(path, len-1) != SEP) {
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
153 /* add trailing SEP */
73235
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Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
154 tmp = PyUnicode_FromFormat("%U%c", self->prefix, SEP);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
155 if (tmp == NULL)
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
156 goto error;
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
157 Py_DECREF(self->prefix);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
158 self->prefix = tmp;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
159 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
160 }
63986
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
161 else
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Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
162 self->prefix = PyUnicode_New(0, 0);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
163 Py_DECREF(path);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
164 return 0;
63986
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
165
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
166 error:
73235
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Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
167 Py_DECREF(path);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
168 Py_XDECREF(filename);
63986
a6592fcf75e7 Issue #9425: zipimporter_init() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63117
diff changeset
169 return -1;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
170 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
171
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
172 /* GC support. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
173 static int
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
174 zipimporter_traverse(PyObject *obj, visitproc visit, void *arg)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
175 {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
176 ZipImporter *self = (ZipImporter *)obj;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
177 Py_VISIT(self->files);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
178 return 0;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
179 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
180
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
181 static void
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
182 zipimporter_dealloc(ZipImporter *self)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
183 {
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
184 PyObject_GC_UnTrack(self);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
185 Py_XDECREF(self->archive);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
186 Py_XDECREF(self->prefix);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
187 Py_XDECREF(self->files);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
188 Py_TYPE(self)->tp_free((PyObject *)self);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
189 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
190
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
191 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
192 zipimporter_repr(ZipImporter *self)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
193 {
64091
0c8bfd285ef9 Issue #9425: zipimporter_repr() uses unicode
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64090
diff changeset
194 if (self->archive == NULL)
0c8bfd285ef9 Issue #9425: zipimporter_repr() uses unicode
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64090
diff changeset
195 return PyUnicode_FromString("<zipimporter object \"???\">");
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
196 else if (self->prefix != NULL && PyUnicode_GET_LENGTH(self->prefix) != 0)
65534
8912192982cc zipimport: remove arbitrary length limit from message formats
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65533
diff changeset
197 return PyUnicode_FromFormat("<zipimporter object \"%U%c%U\">",
64091
0c8bfd285ef9 Issue #9425: zipimporter_repr() uses unicode
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64090
diff changeset
198 self->archive, SEP, self->prefix);
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
199 else
65534
8912192982cc zipimport: remove arbitrary length limit from message formats
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65533
diff changeset
200 return PyUnicode_FromFormat("<zipimporter object \"%U\">",
64091
0c8bfd285ef9 Issue #9425: zipimporter_repr() uses unicode
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64090
diff changeset
201 self->archive);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
202 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
203
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
204 /* return fullname.split(".")[-1] */
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
205 static PyObject *
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
206 get_subname(PyObject *fullname)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
207 {
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
208 Py_ssize_t len, dot;
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
209 if (PyUnicode_READY(fullname) < 0)
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
210 return NULL;
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
211 len = PyUnicode_GET_LENGTH(fullname);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
212 dot = PyUnicode_FindChar(fullname, '.', 0, len, -1);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
213 if (dot == -1) {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
214 Py_INCREF(fullname);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
215 return fullname;
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
216 } else
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
217 return PyUnicode_Substring(fullname, dot+1, len);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
218 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
219
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
220 /* Given a (sub)modulename, write the potential file path in the
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
221 archive (without extension) to the path buffer. Return the
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
222 length of the resulting string.
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
223
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
224 return self.prefix + name.replace('.', os.sep) */
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
225 static PyObject*
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
226 make_filename(PyObject *prefix, PyObject *name)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
227 {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
228 PyObject *pathobj;
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
229 Py_UCS4 *p, *buf;
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
230 Py_ssize_t len;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
231
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
232 len = PyUnicode_GET_LENGTH(prefix) + PyUnicode_GET_LENGTH(name) + 1;
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
233 p = buf = PyMem_Malloc(sizeof(Py_UCS4) * len);
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
234 if (buf == NULL) {
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
235 PyErr_NoMemory();
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
236 return NULL;
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
237 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
238
78933
6bd9626b0cc6 Fixed two memory leaks in make_filename() in zipimport.c. The allocated buffer wasn't cleaned up in two error cases. CID 486832
Christian Heimes <christian@cheimes.de>
parents: 78669
diff changeset
239 if (!PyUnicode_AsUCS4(prefix, p, len, 0)) {
6bd9626b0cc6 Fixed two memory leaks in make_filename() in zipimport.c. The allocated buffer wasn't cleaned up in two error cases. CID 486832
Christian Heimes <christian@cheimes.de>
parents: 78669
diff changeset
240 PyMem_Free(buf);
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
241 return NULL;
78933
6bd9626b0cc6 Fixed two memory leaks in make_filename() in zipimport.c. The allocated buffer wasn't cleaned up in two error cases. CID 486832
Christian Heimes <christian@cheimes.de>
parents: 78669
diff changeset
242 }
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
243 p += PyUnicode_GET_LENGTH(prefix);
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
244 len -= PyUnicode_GET_LENGTH(prefix);
78933
6bd9626b0cc6 Fixed two memory leaks in make_filename() in zipimport.c. The allocated buffer wasn't cleaned up in two error cases. CID 486832
Christian Heimes <christian@cheimes.de>
parents: 78669
diff changeset
245 if (!PyUnicode_AsUCS4(name, p, len, 1)) {
6bd9626b0cc6 Fixed two memory leaks in make_filename() in zipimport.c. The allocated buffer wasn't cleaned up in two error cases. CID 486832
Christian Heimes <christian@cheimes.de>
parents: 78669
diff changeset
246 PyMem_Free(buf);
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
247 return NULL;
78933
6bd9626b0cc6 Fixed two memory leaks in make_filename() in zipimport.c. The allocated buffer wasn't cleaned up in two error cases. CID 486832
Christian Heimes <christian@cheimes.de>
parents: 78669
diff changeset
248 }
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
249 for (; *p; p++) {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
250 if (*p == '.')
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
251 *p = SEP;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
252 }
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
253 pathobj = PyUnicode_FromKindAndData(PyUnicode_4BYTE_KIND,
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
254 buf, p-buf);
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
255 PyMem_Free(buf);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
256 return pathobj;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
257 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
258
33955
77b1c15174b4 SF patch 1062495: Modules/zipimport.c does not compile on solaris
Raymond Hettinger <python@rcn.com>
parents: 30365
diff changeset
259 enum zi_module_info {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
260 MI_ERROR,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
261 MI_NOT_FOUND,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
262 MI_MODULE,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
263 MI_PACKAGE
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
264 };
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
265
77126
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
266 /* Does this path represent a directory?
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267 on error, return < 0
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268 if not a dir, return 0
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269 if a dir, return 1
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270 */
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271 static int
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272 check_is_directory(ZipImporter *self, PyObject* prefix, PyObject *path)
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273 {
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274 PyObject *dirpath;
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275 int res;
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276
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277 /* See if this is a "directory". If so, it's eligible to be part
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278 of a namespace package. We test by seeing if the name, with an
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279 appended path separator, exists. */
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280 dirpath = PyUnicode_FromFormat("%U%U%c", prefix, path, SEP);
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281 if (dirpath == NULL)
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282 return -1;
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283 /* If dirpath is present in self->files, we have a directory. */
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284 res = PyDict_Contains(self->files, dirpath);
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285 Py_DECREF(dirpath);
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286 return res;
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287 }
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288
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289 /* Return some information about a module. */
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290 static enum zi_module_info
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291 get_module_info(ZipImporter *self, PyObject *fullname)
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292 {
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293 PyObject *subname;
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294 PyObject *path, *fullpath, *item;
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295 struct st_zip_searchorder *zso;
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296
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297 subname = get_subname(fullname);
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298 if (subname == NULL)
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299 return MI_ERROR;
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300
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301 path = make_filename(self->prefix, subname);
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302 Py_DECREF(subname);
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303 if (path == NULL)
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304 return MI_ERROR;
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305
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306 for (zso = zip_searchorder; *zso->suffix; zso++) {
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307 fullpath = PyUnicode_FromFormat("%U%s", path, zso->suffix);
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308 if (fullpath == NULL) {
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309 Py_DECREF(path);
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310 return MI_ERROR;
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311 }
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312 item = PyDict_GetItem(self->files, fullpath);
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313 Py_DECREF(fullpath);
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314 if (item != NULL) {
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315 Py_DECREF(path);
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316 if (zso->type & IS_PACKAGE)
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317 return MI_PACKAGE;
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318 else
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319 return MI_MODULE;
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320 }
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321 }
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322 Py_DECREF(path);
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323 return MI_NOT_FOUND;
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324 }
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325
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326 typedef enum {
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327 FL_ERROR,
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328 FL_NOT_FOUND,
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329 FL_MODULE_FOUND,
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330 FL_NS_FOUND
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331 } find_loader_result;
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332
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333 /* The guts of "find_loader" and "find_module". Return values:
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334 -1: error
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335 0: no loader or namespace portions found
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336 1: module/package found
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337 2: namespace portion found: *namespace_portion will point to the name
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338 */
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339 static find_loader_result
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340 find_loader(ZipImporter *self, PyObject *fullname, PyObject **namespace_portion)
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341 {
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342 enum zi_module_info mi;
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343
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344 *namespace_portion = NULL;
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345
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346 mi = get_module_info(self, fullname);
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347 if (mi == MI_ERROR)
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348 return FL_ERROR;
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349 if (mi == MI_NOT_FOUND) {
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350 /* Not a module or regular package. See if this is a directory, and
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351 therefore possibly a portion of a namespace package. */
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352 int is_dir = check_is_directory(self, self->prefix, fullname);
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353 if (is_dir < 0)
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354 return -1;
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355 if (is_dir) {
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356 /* This is possibly a portion of a namespace
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357 package. Return the string representing its path,
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358 without a trailing separator. */
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359 *namespace_portion = PyUnicode_FromFormat("%U%c%U%U",
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360 self->archive, SEP,
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361 self->prefix, fullname);
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362 if (*namespace_portion == NULL)
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363 return FL_ERROR;
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364 return FL_NS_FOUND;
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365 }
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366 return FL_NOT_FOUND;
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367 }
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368 /* This is a module or package. */
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369 return FL_MODULE_FOUND;
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370 }
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371
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372
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373 /* Check whether we can satisfy the import of the module named by
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374 'fullname'. Return self if we can, None if we can't. */
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375 static PyObject *
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376 zipimporter_find_module(PyObject *obj, PyObject *args)
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377 {
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378 ZipImporter *self = (ZipImporter *)obj;
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379 PyObject *path = NULL;
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380 PyObject *fullname;
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381 PyObject *namespace_portion = NULL;
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382 PyObject *result = NULL;
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383
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384 if (!PyArg_ParseTuple(args, "U|O:zipimporter.find_module", &fullname, &path))
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385 return NULL;
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386
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387 switch (find_loader(self, fullname, &namespace_portion)) {
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388 case FL_ERROR:
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389 return NULL;
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390 case FL_NS_FOUND:
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391 /* A namespace portion is not allowed via find_module, so return None. */
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392 Py_DECREF(namespace_portion);
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393 /* FALL THROUGH */
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394 case FL_NOT_FOUND:
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395 result = Py_None;
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396 break;
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397 case FL_MODULE_FOUND:
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398 result = (PyObject *)self;
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399 break;
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400 }
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401 Py_INCREF(result);
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402 return result;
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702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
403 }
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
404
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
405
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
406 /* Check whether we can satisfy the import of the module named by
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
407 'fullname', or whether it could be a portion of a namespace
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
408 package. Return self if we can load it, a string containing the
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
409 full path if it's a possible namespace portion, None if we
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
410 can't load it. */
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
411 static PyObject *
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
412 zipimporter_find_loader(PyObject *obj, PyObject *args)
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
413 {
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
414 ZipImporter *self = (ZipImporter *)obj;
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
415 PyObject *path = NULL;
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
416 PyObject *fullname;
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
417 PyObject *result = NULL;
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
418 PyObject *namespace_portion = NULL;
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
419
77129
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
420 if (!PyArg_ParseTuple(args, "U|O:zipimporter.find_module", &fullname, &path))
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
421 return NULL;
77126
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
422
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
423 switch (find_loader(self, fullname, &namespace_portion)) {
77144
4a6df7a2dd9d capitialize enum members
Benjamin Peterson <benjamin@python.org>
parents: 77133
diff changeset
424 case FL_ERROR:
77129
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
425 return NULL;
77144
4a6df7a2dd9d capitialize enum members
Benjamin Peterson <benjamin@python.org>
parents: 77133
diff changeset
426 case FL_NOT_FOUND: /* Not found, return (None, []) */
77129
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
427 result = Py_BuildValue("O[]", Py_None);
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
428 break;
77144
4a6df7a2dd9d capitialize enum members
Benjamin Peterson <benjamin@python.org>
parents: 77133
diff changeset
429 case FL_MODULE_FOUND: /* Return (self, []) */
77129
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
430 result = Py_BuildValue("O[]", self);
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
431 break;
77144
4a6df7a2dd9d capitialize enum members
Benjamin Peterson <benjamin@python.org>
parents: 77133
diff changeset
432 case FL_NS_FOUND: /* Return (None, [namespace_portion]) */
77129
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
433 result = Py_BuildValue("O[O]", Py_None, namespace_portion);
77128
7dad810efbfe plug ref leak
Benjamin Peterson <benjamin@python.org>
parents: 77126
diff changeset
434 Py_DECREF(namespace_portion);
77126
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
435 return result;
702009f3c0b1 issue 14660: Implement PEP 420, namespace packages.
Eric V. Smith <eric@trueblade.com>
parents: 74691
diff changeset
436 }
77129
a47d32a28662 simplify and rewrite the zipimport part of 702009f3c0b1 a bit
Benjamin Peterson <benjamin@python.org>
parents: 77128
diff changeset
437 return result;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
438 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
439
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
440 /* Load and return the module named by 'fullname'. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
441 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
442 zipimporter_load_module(PyObject *obj, PyObject *args)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
443 {
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
444 ZipImporter *self = (ZipImporter *)obj;
65517
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
445 PyObject *code = NULL, *mod, *dict;
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
446 PyObject *fullname;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
447 PyObject *modpath = NULL;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
448 int ispackage;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
449
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
450 if (!PyArg_ParseTuple(args, "U:zipimporter.load_module",
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
451 &fullname))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
452 return NULL;
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
453 if (PyUnicode_READY(fullname) == -1)
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
454 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
455
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
456 code = get_module_code(self, fullname, &ispackage, &modpath);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
457 if (code == NULL)
65517
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
458 goto error;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
459
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
460 mod = PyImport_AddModuleObject(fullname);
65517
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
461 if (mod == NULL)
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
462 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
463 dict = PyModule_GetDict(mod);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
464
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
465 /* mod.__loader__ = self */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
466 if (PyDict_SetItemString(dict, "__loader__", (PyObject *)self) != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
467 goto error;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
468
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
469 if (ispackage) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
470 /* add __path__ to the module *before* the code gets
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
471 executed */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
472 PyObject *pkgpath, *fullpath;
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
473 PyObject *subname = get_subname(fullname);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
474 int err;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
475
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
476 fullpath = PyUnicode_FromFormat("%U%c%U%U",
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
477 self->archive, SEP,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
478 self->prefix, subname);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
479 Py_DECREF(subname);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
480 if (fullpath == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
481 goto error;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
482
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
483 pkgpath = Py_BuildValue("[N]", fullpath);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
484 if (pkgpath == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
485 goto error;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
486 err = PyDict_SetItemString(dict, "__path__", pkgpath);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
487 Py_DECREF(pkgpath);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
488 if (err != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
489 goto error;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
490 }
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
491 mod = PyImport_ExecCodeModuleObject(fullname, code, modpath, NULL);
65517
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
492 Py_CLEAR(code);
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
493 if (mod == NULL)
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
494 goto error;
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
495
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
496 if (Py_VerboseFlag)
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
497 PySys_FormatStderr("import %U # loaded from Zip %U\n",
65518
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
498 fullname, modpath);
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
499 Py_DECREF(modpath);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
500 return mod;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
501 error:
65517
c72757033d44 zipimporter_load_module() doesn't destroy mod on error
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65516
diff changeset
502 Py_XDECREF(code);
65518
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
503 Py_XDECREF(modpath);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
504 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
505 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
506
50164
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
507 /* Return a string matching __file__ for the named module */
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
508 static PyObject *
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
509 zipimporter_get_filename(PyObject *obj, PyObject *args)
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
510 {
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
511 ZipImporter *self = (ZipImporter *)obj;
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
512 PyObject *fullname, *code, *modpath;
50164
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
513 int ispackage;
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
514
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
515 if (!PyArg_ParseTuple(args, "U:zipimporter.get_filename",
65533
1a905391e3ed zipimport: document archive encoding; fix indentation
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65532
diff changeset
516 &fullname))
65514
8f0625954ffa zipimport: fix indentation
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65398
diff changeset
517 return NULL;
50164
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
518
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
519 /* Deciding the filename requires working out where the code
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
520 would come from if the module was actually loaded */
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
521 code = get_module_code(self, fullname, &ispackage, &modpath);
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
522 if (code == NULL)
65514
8f0625954ffa zipimport: fix indentation
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65398
diff changeset
523 return NULL;
50164
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
524 Py_DECREF(code); /* Only need the path info */
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
525
65518
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
526 return modpath;
50164
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
527 }
252927a2f32d Merged revisions 67753 via svnmerge from
Nick Coghlan <ncoghlan@gmail.com>
parents: 49051
diff changeset
528
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
529 /* Return a bool signifying whether the module is a package or not. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
530 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
531 zipimporter_is_package(PyObject *obj, PyObject *args)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
532 {
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
533 ZipImporter *self = (ZipImporter *)obj;
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
534 PyObject *fullname;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
535 enum zi_module_info mi;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
536
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
537 if (!PyArg_ParseTuple(args, "U:zipimporter.is_package",
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
538 &fullname))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
539 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
540
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
541 mi = get_module_info(self, fullname);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
542 if (mi == MI_ERROR)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
543 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
544 if (mi == MI_NOT_FOUND) {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
545 PyErr_Format(ZipImportError, "can't find module %R", fullname);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
546 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
547 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
548 return PyBool_FromLong(mi == MI_PACKAGE);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
549 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
550
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
551
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
552 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
553 zipimporter_get_data(PyObject *obj, PyObject *args)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
554 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
555 ZipImporter *self = (ZipImporter *)obj;
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
556 PyObject *path, *key;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
557 #ifdef ALTSEP
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
558 _Py_IDENTIFIER(replace);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
559 #endif
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
560 PyObject *toc_entry;
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
561 Py_ssize_t path_start, path_len, len;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
562
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
563 if (!PyArg_ParseTuple(args, "U:zipimporter.get_data", &path))
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
564 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
565
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
566 #ifdef ALTSEP
73237
4df454a9753f Fix typo.
Martin v. Löwis <martin@v.loewis.de>
parents: 73235
diff changeset
567 path = _PyObject_CallMethodId(path, &PyId_replace, "CC", ALTSEP, SEP);
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
568 if (!path)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
569 return NULL;
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
570 #else
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
571 Py_INCREF(path);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
572 #endif
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
573 if (PyUnicode_READY(path) == -1)
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
574 goto error;
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
575
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
576 path_len = PyUnicode_GET_LENGTH(path);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
577
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
578 len = PyUnicode_GET_LENGTH(self->archive);
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
579 path_start = 0;
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
580 if (PyUnicode_Tailmatch(path, self->archive, 0, len, -1)
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
581 && PyUnicode_READ_CHAR(path, len) == SEP) {
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
582 path_start = len + 1;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
583 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
584
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
585 key = PyUnicode_Substring(path, path_start, path_len);
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
586 if (key == NULL)
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
587 goto error;
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
588 toc_entry = PyDict_GetItem(self->files, key);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
589 if (toc_entry == NULL) {
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
590 PyErr_SetFromErrnoWithFilenameObject(PyExc_IOError, key);
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
591 Py_DECREF(key);
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
592 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
593 }
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
594 Py_DECREF(key);
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
595 Py_DECREF(path);
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
596 return get_data(self->archive, toc_entry);
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
597 error:
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
598 Py_DECREF(path);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
599 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
600 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
601
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
602 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
603 zipimporter_get_code(PyObject *obj, PyObject *args)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
604 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
605 ZipImporter *self = (ZipImporter *)obj;
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
606 PyObject *fullname;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
607
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
608 if (!PyArg_ParseTuple(args, "U:zipimporter.get_code", &fullname))
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
609 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
610
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
611 return get_module_code(self, fullname, NULL, NULL);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
612 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
613
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
614 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
615 zipimporter_get_source(PyObject *obj, PyObject *args)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
616 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
617 ZipImporter *self = (ZipImporter *)obj;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
618 PyObject *toc_entry;
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
619 PyObject *fullname, *subname, *path, *fullpath;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
620 enum zi_module_info mi;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
621
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
622 if (!PyArg_ParseTuple(args, "U:zipimporter.get_source", &fullname))
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
623 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
624
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
625 mi = get_module_info(self, fullname);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
626 if (mi == MI_ERROR)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
627 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
628 if (mi == MI_NOT_FOUND) {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
629 PyErr_Format(ZipImportError, "can't find module %R", fullname);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
630 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
631 }
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
632
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
633 subname = get_subname(fullname);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
634 if (subname == NULL)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
635 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
636
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
637 path = make_filename(self->prefix, subname);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
638 Py_DECREF(subname);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
639 if (path == NULL)
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
640 return NULL;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
641
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
642 if (mi == MI_PACKAGE)
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
643 fullpath = PyUnicode_FromFormat("%U%c__init__.py", path, SEP);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
644 else
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
645 fullpath = PyUnicode_FromFormat("%U.py", path);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
646 Py_DECREF(path);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
647 if (fullpath == NULL)
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
648 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
649
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
650 toc_entry = PyDict_GetItem(self->files, fullpath);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
651 Py_DECREF(fullpath);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
652 if (toc_entry != NULL) {
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
653 PyObject *res, *bytes;
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
654 bytes = get_data(self->archive, toc_entry);
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
655 if (bytes == NULL)
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
656 return NULL;
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
657 res = PyUnicode_FromStringAndSize(PyBytes_AS_STRING(bytes),
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
658 PyBytes_GET_SIZE(bytes));
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
659 Py_DECREF(bytes);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
660 return res;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
661 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
662
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
663 /* we have the module, but no source */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
664 Py_INCREF(Py_None);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
665 return Py_None;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
666 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
667
54aacb87beda PEP 302 + zipimport:
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668 PyDoc_STRVAR(doc_find_module,
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669 "find_module(fullname, path=None) -> self or None.\n\
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670 \n\
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671 Search for a module specified by 'fullname'. 'fullname' must be the\n\
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672 fully qualified (dotted) module name. It returns the zipimporter\n\
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673 instance itself if the module was found, or None if it wasn't.\n\
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674 The optional 'path' argument is ignored -- it's there for compatibility\n\
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675 with the importer protocol.");
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676
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677 PyDoc_STRVAR(doc_find_loader,
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678 "find_loader(fullname, path=None) -> self, str or None.\n\
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679 \n\
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680 Search for a module specified by 'fullname'. 'fullname' must be the\n\
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681 fully qualified (dotted) module name. It returns the zipimporter\n\
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diff changeset
682 instance itself if the module was found, a string containing the\n\
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683 full path name if it's possibly a portion of a namespace package,\n\
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684 or None otherwise. The optional 'path' argument is ignored -- it's\n\
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685 there for compatibility with the importer protocol.");
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686
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687 PyDoc_STRVAR(doc_load_module,
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688 "load_module(fullname) -> module.\n\
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689 \n\
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690 Load the module specified by 'fullname'. 'fullname' must be the\n\
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691 fully qualified (dotted) module name. It returns the imported\n\
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692 module, or raises ZipImportError if it wasn't found.");
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693
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694 PyDoc_STRVAR(doc_get_data,
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695 "get_data(pathname) -> string with file data.\n\
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696 \n\
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697 Return the data associated with 'pathname'. Raise IOError if\n\
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698 the file wasn't found.");
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699
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700 PyDoc_STRVAR(doc_is_package,
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701 "is_package(fullname) -> bool.\n\
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702 \n\
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703 Return True if the module specified by fullname is a package.\n\
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704 Raise ZipImportError if the module couldn't be found.");
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705
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706 PyDoc_STRVAR(doc_get_code,
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diff changeset
707 "get_code(fullname) -> code object.\n\
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708 \n\
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709 Return the code object for the specified module. Raise ZipImportError\n\
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710 if the module couldn't be found.");
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711
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712 PyDoc_STRVAR(doc_get_source,
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parents:
diff changeset
713 "get_source(fullname) -> source string.\n\
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714 \n\
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715 Return the source code for the specified module. Raise ZipImportError\n\
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716 if the module couldn't be found, return None if the archive does\n\
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717 contain the module, but has no source for it.");
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718
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719
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720 PyDoc_STRVAR(doc_get_filename,
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721 "get_filename(fullname) -> filename string.\n\
50164
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722 \n\
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723 Return the filename for the specified module.");
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724
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725 static PyMethodDef zipimporter_methods[] = {
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726 {"find_module", zipimporter_find_module, METH_VARARGS,
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727 doc_find_module},
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728 {"find_loader", zipimporter_find_loader, METH_VARARGS,
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729 doc_find_loader},
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730 {"load_module", zipimporter_load_module, METH_VARARGS,
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731 doc_load_module},
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732 {"get_data", zipimporter_get_data, METH_VARARGS,
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733 doc_get_data},
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734 {"get_code", zipimporter_get_code, METH_VARARGS,
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735 doc_get_code},
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736 {"get_source", zipimporter_get_source, METH_VARARGS,
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737 doc_get_source},
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738 {"get_filename", zipimporter_get_filename, METH_VARARGS,
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739 doc_get_filename},
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740 {"is_package", zipimporter_is_package, METH_VARARGS,
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741 doc_is_package},
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742 {NULL, NULL} /* sentinel */
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743 };
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744
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745 static PyMemberDef zipimporter_members[] = {
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746 {"archive", T_OBJECT, offsetof(ZipImporter, archive), READONLY},
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747 {"prefix", T_OBJECT, offsetof(ZipImporter, prefix), READONLY},
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748 {"_files", T_OBJECT, offsetof(ZipImporter, files), READONLY},
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749 {NULL}
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750 };
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751
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752 PyDoc_STRVAR(zipimporter_doc,
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753 "zipimporter(archivepath) -> zipimporter object\n\
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754 \n\
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755 Create a new zipimporter instance. 'archivepath' must be a path to\n\
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756 a zipfile, or to a specific path inside a zipfile. For example, it can be\n\
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757 '/tmp/myimport.zip', or '/tmp/myimport.zip/mydirectory', if mydirectory is a\n\
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758 valid directory inside the archive.\n\
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759 \n\
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760 'ZipImportError is raised if 'archivepath' doesn't point to a valid Zip\n\
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761 archive.\n\
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762 \n\
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763 The 'archive' attribute of zipimporter objects contains the name of the\n\
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764 zipfile targeted.");
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765
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766 #define DEFERRED_ADDRESS(ADDR) 0
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767
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768 static PyTypeObject ZipImporter_Type = {
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769 PyVarObject_HEAD_INIT(DEFERRED_ADDRESS(&PyType_Type), 0)
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770 "zipimport.zipimporter",
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771 sizeof(ZipImporter),
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772 0, /* tp_itemsize */
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773 (destructor)zipimporter_dealloc, /* tp_dealloc */
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774 0, /* tp_print */
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775 0, /* tp_getattr */
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776 0, /* tp_setattr */
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777 0, /* tp_reserved */
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778 (reprfunc)zipimporter_repr, /* tp_repr */
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779 0, /* tp_as_number */
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780 0, /* tp_as_sequence */
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781 0, /* tp_as_mapping */
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782 0, /* tp_hash */
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783 0, /* tp_call */
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784 0, /* tp_str */
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785 PyObject_GenericGetAttr, /* tp_getattro */
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786 0, /* tp_setattro */
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787 0, /* tp_as_buffer */
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788 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE |
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789 Py_TPFLAGS_HAVE_GC, /* tp_flags */
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790 zipimporter_doc, /* tp_doc */
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791 zipimporter_traverse, /* tp_traverse */
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792 0, /* tp_clear */
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793 0, /* tp_richcompare */
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794 0, /* tp_weaklistoffset */
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795 0, /* tp_iter */
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796 0, /* tp_iternext */
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797 zipimporter_methods, /* tp_methods */
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798 zipimporter_members, /* tp_members */
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diff changeset
799 0, /* tp_getset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
800 0, /* tp_base */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
801 0, /* tp_dict */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
802 0, /* tp_descr_get */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
803 0, /* tp_descr_set */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
804 0, /* tp_dictoffset */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
805 (initproc)zipimporter_init, /* tp_init */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
806 PyType_GenericAlloc, /* tp_alloc */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
807 PyType_GenericNew, /* tp_new */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
808 PyObject_GC_Del, /* tp_free */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
809 };
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
810
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
811
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
812 /* implementation */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
813
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
814 /* Given a buffer, return the long that is represented by the first
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
815 4 bytes, encoded as little endian. This partially reimplements
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
816 marshal.c:r_long() */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
817 static long
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
818 get_long(unsigned char *buf) {
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
819 long x;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
820 x = buf[0];
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
821 x |= (long)buf[1] << 8;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
822 x |= (long)buf[2] << 16;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
823 x |= (long)buf[3] << 24;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
824 #if SIZEOF_LONG > 4
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
825 /* Sign extension for 64-bit machines */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
826 x |= -(x & 0x80000000L);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
827 #endif
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
828 return x;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
829 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
830
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
831 /*
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
832 read_directory(archive) -> files dict (new reference)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
833
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
834 Given a path to a Zip archive, build a dict, mapping file names
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
835 (local to the archive, using SEP as a separator) to toc entries.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
836
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
837 A toc_entry is a tuple:
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
838
65518
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
839 (__file__, # value to use for __file__, available for all files,
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
840 # encoded to the filesystem encoding
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
841 compress, # compression kind; 0 for uncompressed
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
842 data_size, # size of compressed data on disk
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
843 file_size, # size of decompressed data
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
844 file_offset, # offset of file header from start of archive
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
845 time, # mod time of file (in dos format)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
846 date, # mod data of file (in dos format)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
847 crc, # crc checksum of the data
65514
8f0625954ffa zipimport: fix indentation
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65398
diff changeset
848 )
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
849
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
850 Directories can be recognized by the trailing SEP in the name,
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
851 data_size and file_offset are 0.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
852 */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
853 static PyObject *
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
854 read_directory(PyObject *archive)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
855 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
856 PyObject *files = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
857 FILE *fp;
65520
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
858 unsigned short flags;
74690
c5a09a96f533 Fix zip_import.c's read_directory() to use appropriate types for the values
Gregory P. Smith <greg@krypto.org>
parents: 74059
diff changeset
859 short compress, time, date, name_size;
c5a09a96f533 Fix zip_import.c's read_directory() to use appropriate types for the values
Gregory P. Smith <greg@krypto.org>
parents: 74059
diff changeset
860 long crc, data_size, file_size, header_size;
c5a09a96f533 Fix zip_import.c's read_directory() to use appropriate types for the values
Gregory P. Smith <greg@krypto.org>
parents: 74059
diff changeset
861 Py_ssize_t file_offset, header_position, header_offset;
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
862 long l, count;
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
863 Py_ssize_t i;
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
864 char name[MAXPATHLEN + 5];
64065
fc89b8deff1e Issue #9425: read_directory() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63986
diff changeset
865 PyObject *nameobj = NULL;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
866 char *p, endof_central_dir[22];
74690
c5a09a96f533 Fix zip_import.c's read_directory() to use appropriate types for the values
Gregory P. Smith <greg@krypto.org>
parents: 74059
diff changeset
867 Py_ssize_t arc_offset; /* Absolute offset to start of the zip-archive. */
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
868 PyObject *path;
65520
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
869 const char *charset;
67717
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
870 int bootstrap;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
871
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
872 fp = _Py_fopen(archive, "rb");
61466
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parents: 59538
diff changeset
873 if (fp == NULL) {
74059
586bcc05f88f Handle correctly _Py_fopen() error: don't replace the exception
Victor Stinner <victor.stinner@haypocalc.com>
parents: 70215
diff changeset
874 if (!PyErr_Occurred())
74060
f44ab94cd28b (Merge 3.2) Handle correctly _Py_fopen() error: don't replace the exception
Victor Stinner <victor.stinner@haypocalc.com>
parents: 74058 74059
diff changeset
875 PyErr_Format(ZipImportError, "can't open Zip file: %R", archive);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
876 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
877 }
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
878
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
879 if (fseek(fp, -22, SEEK_END) == -1) {
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
880 fclose(fp);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
881 PyErr_Format(ZipImportError, "can't read Zip file: %R", archive);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
882 return NULL;
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
883 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
884 header_position = ftell(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
885 if (fread(endof_central_dir, 1, 22, fp) != 22) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
886 fclose(fp);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
887 PyErr_Format(ZipImportError, "can't read Zip file: %R", archive);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
888 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
889 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
890 if (get_long((unsigned char *)endof_central_dir) != 0x06054B50) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
891 /* Bad: End of Central Dir signature */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
892 fclose(fp);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
893 PyErr_Format(ZipImportError, "not a Zip file: %R", archive);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
894 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
895 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
896
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
897 header_size = get_long((unsigned char *)endof_central_dir + 12);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
898 header_offset = get_long((unsigned char *)endof_central_dir + 16);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
899 arc_offset = header_position - header_offset - header_size;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
900 header_offset += arc_offset;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
901
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
902 files = PyDict_New();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
903 if (files == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
904 goto error;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
905
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
906 /* Start of Central Directory */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
907 count = 0;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
908 for (;;) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
909 PyObject *t;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
910 int err;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
911
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
912 if (fseek(fp, header_offset, 0) == -1) /* Start of file header */
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
913 goto fseek_error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
914 l = PyMarshal_ReadLongFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
915 if (l != 0x02014B50)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
916 break; /* Bad: Central Dir File Header */
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
917 if (fseek(fp, header_offset + 8, 0) == -1)
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
918 goto fseek_error;
65520
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
919 flags = (unsigned short)PyMarshal_ReadShortFromFile(fp);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
920 compress = PyMarshal_ReadShortFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
921 time = PyMarshal_ReadShortFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
922 date = PyMarshal_ReadShortFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
923 crc = PyMarshal_ReadLongFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
924 data_size = PyMarshal_ReadLongFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
925 file_size = PyMarshal_ReadLongFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
926 name_size = PyMarshal_ReadShortFromFile(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
927 header_size = 46 + name_size +
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
928 PyMarshal_ReadShortFromFile(fp) +
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
929 PyMarshal_ReadShortFromFile(fp);
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
930 if (fseek(fp, header_offset + 42, 0) == -1)
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
931 goto fseek_error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
932 file_offset = PyMarshal_ReadLongFromFile(fp) + arc_offset;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
933 if (name_size > MAXPATHLEN)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
934 name_size = MAXPATHLEN;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
935
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
936 p = name;
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
937 for (i = 0; i < (Py_ssize_t)name_size; i++) {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
938 *p = (char)getc(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
939 if (*p == '/')
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
940 *p = SEP;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
941 p++;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
942 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
943 *p = 0; /* Add terminating null byte */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
944 header_offset += header_size;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
945
67717
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
946 bootstrap = 0;
65520
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
947 if (flags & 0x0800)
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
948 charset = "utf-8";
67717
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
949 else if (!PyThreadState_GET()->interp->codecs_initialized) {
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
950 /* During bootstrap, we may need to load the encodings
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
951 package from a ZIP file. But the cp437 encoding is implemented
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
952 in Python in the encodings package.
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
953
67717
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
954 Break out of this dependency by assuming that the path to
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
955 the encodings module is ASCII-only. */
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
956 charset = "ascii";
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
957 bootstrap = 1;
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
958 }
65520
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
959 else
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
960 charset = "cp437";
372c9807d75d zipimport: read_directory() uses cp437 or utf-8 (in strict mode), depending on
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65518
diff changeset
961 nameobj = PyUnicode_Decode(name, name_size, charset, NULL);
67717
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
962 if (nameobj == NULL) {
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
963 if (bootstrap)
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
964 PyErr_Format(PyExc_NotImplementedError,
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
965 "bootstrap issue: python%i%i.zip contains non-ASCII "
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
966 "filenames without the unicode flag",
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
967 PY_MAJOR_VERSION, PY_MINOR_VERSION);
64065
fc89b8deff1e Issue #9425: read_directory() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63986
diff changeset
968 goto error;
67717
b968053afad0 Issue #10955: zipimport uses ASCII at bootstrap
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65534
diff changeset
969 }
78669
c89fe7dc22ee Closes #15737: Fix potential NULL dereference in zipimport.c.
Stefan Krah <skrah@bytereef.org>
parents: 77144
diff changeset
970 if (PyUnicode_READY(nameobj) == -1)
64065
fc89b8deff1e Issue #9425: read_directory() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63986
diff changeset
971 goto error;
73235
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
972 path = PyUnicode_FromFormat("%U%c%U", archive, SEP, nameobj);
6d19a7c713a8 Replace Py_UCS4_ API with Unicode API.
Martin v. Löwis <martin@v.loewis.de>
parents: 72925
diff changeset
973 if (path == NULL)
64065
fc89b8deff1e Issue #9425: read_directory() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63986
diff changeset
974 goto error;
74691
2db416b953e8 Fix zipimport.c's read_directory() to use appropriate types for the values
Gregory P. Smith <greg@krypto.org>
parents: 74358 74690
diff changeset
975 t = Py_BuildValue("Nhllnhhl", path, compress, data_size,
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
976 file_size, file_offset, time, date, crc);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
977 if (t == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
978 goto error;
64065
fc89b8deff1e Issue #9425: read_directory() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63986
diff changeset
979 err = PyDict_SetItem(files, nameobj, t);
fc89b8deff1e Issue #9425: read_directory() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63986
diff changeset
980 Py_CLEAR(nameobj);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
981 Py_DECREF(t);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
982 if (err != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
983 goto error;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
984 count++;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
985 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
986 fclose(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
987 if (Py_VerboseFlag)
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
988 PySys_FormatStderr("# zipimport: found %ld names in %R\n",
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
989 count, archive);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
990 return files;
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
991 fseek_error:
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
992 fclose(fp);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
993 Py_XDECREF(files);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
994 Py_XDECREF(nameobj);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
995 PyErr_Format(ZipImportError, "can't read Zip file: %R", archive);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
996 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
997 error:
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
998 fclose(fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
999 Py_XDECREF(files);
64065
fc89b8deff1e Issue #9425: read_directory() is fully unicode compliant
Victor Stinner <victor.stinner@haypocalc.com>
parents: 63986
diff changeset
1000 Py_XDECREF(nameobj);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1001 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1002 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1003
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1004 /* Return the zlib.decompress function object, or NULL if zlib couldn't
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1005 be imported. The function is cached when found, so subsequent calls
70214
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1006 don't import zlib again. */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1007 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1008 get_decompress_func(void)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1009 {
70214
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1010 static int importing_zlib = 0;
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1011 PyObject *zlib;
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1012 PyObject *decompress;
72925
7109f31300fb Rename _Py_identifier to _Py_IDENTIFIER.
Martin v. Löwis <martin@v.loewis.de>
parents: 72867
diff changeset
1013 _Py_IDENTIFIER(decompress);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1014
70214
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1015 if (importing_zlib != 0)
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1016 /* Someone has a zlib.py[co] in their Zip file;
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1017 let's avoid a stack overflow. */
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1018 return NULL;
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1019 importing_zlib = 1;
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1020 zlib = PyImport_ImportModuleNoBlock("zlib");
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1021 importing_zlib = 0;
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1022 if (zlib != NULL) {
72848
81380082d216 Use identifier API for PyObject_GetAttrString.
Martin v. Löwis <martin@v.loewis.de>
parents: 72489
diff changeset
1023 decompress = _PyObject_GetAttrId(zlib,
81380082d216 Use identifier API for PyObject_GetAttrString.
Martin v. Löwis <martin@v.loewis.de>
parents: 72489
diff changeset
1024 &PyId_decompress);
70214
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1025 Py_DECREF(zlib);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1026 }
70214
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1027 else {
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1028 PyErr_Clear();
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1029 decompress = NULL;
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1030 }
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1031 if (Py_VerboseFlag)
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1032 PySys_WriteStderr("# zipimport: zlib %s\n",
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1033 zlib != NULL ? "available": "UNAVAILABLE");
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1034 return decompress;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1035 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1036
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1037 /* Given a path to a Zip file and a toc_entry, return the (uncompressed)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1038 data as a new reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1039 static PyObject *
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
1040 get_data(PyObject *archive, PyObject *toc_entry)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1041 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1042 PyObject *raw_data, *data = NULL, *decompress;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1043 char *buf;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1044 FILE *fp;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1045 int err;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1046 Py_ssize_t bytes_read = 0;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1047 long l;
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
1048 PyObject *datapath;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1049 long compress, data_size, file_size, file_offset, bytes_size;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1050 long time, date, crc;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1051
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
1052 if (!PyArg_ParseTuple(toc_entry, "Olllllll", &datapath, &compress,
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1053 &data_size, &file_size, &file_offset, &time,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1054 &date, &crc)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1055 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1056 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1057
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
1058 fp = _Py_fopen(archive, "rb");
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diff changeset
1059 if (!fp) {
74059
586bcc05f88f Handle correctly _Py_fopen() error: don't replace the exception
Victor Stinner <victor.stinner@haypocalc.com>
parents: 70215
diff changeset
1060 if (!PyErr_Occurred())
586bcc05f88f Handle correctly _Py_fopen() error: don't replace the exception
Victor Stinner <victor.stinner@haypocalc.com>
parents: 70215
diff changeset
1061 PyErr_Format(PyExc_IOError,
586bcc05f88f Handle correctly _Py_fopen() error: don't replace the exception
Victor Stinner <victor.stinner@haypocalc.com>
parents: 70215
diff changeset
1062 "zipimport: can not open file %U", archive);
61466
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diff changeset
1063 return NULL;
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diff changeset
1064 }
26885
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Just van Rossum <just@letterror.com>
parents:
diff changeset
1065
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diff changeset
1066 /* Check to make sure the local file header is correct */
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1067 if (fseek(fp, file_offset, 0) == -1) {
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1068 fclose(fp);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1069 PyErr_Format(ZipImportError, "can't read Zip file: %R", archive);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1070 return NULL;
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1071 }
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1072
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diff changeset
1073 l = PyMarshal_ReadLongFromFile(fp);
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diff changeset
1074 if (l != 0x04034B50) {
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diff changeset
1075 /* Bad: Local File Header */
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diff changeset
1076 PyErr_Format(ZipImportError,
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
1077 "bad local file header in %U",
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diff changeset
1078 archive);
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diff changeset
1079 fclose(fp);
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1080 return NULL;
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diff changeset
1081 }
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1082 if (fseek(fp, file_offset + 26, 0) == -1) {
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1083 fclose(fp);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1084 PyErr_Format(ZipImportError, "can't read Zip file: %R", archive);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1085 return NULL;
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1086 }
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1087
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diff changeset
1088 l = 30 + PyMarshal_ReadShortFromFile(fp) +
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diff changeset
1089 PyMarshal_ReadShortFromFile(fp); /* local header size */
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diff changeset
1090 file_offset += l; /* Start of file data */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1091
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1092 bytes_size = compress == 0 ? data_size : data_size + 1;
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diff changeset
1093 if (bytes_size == 0)
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diff changeset
1094 bytes_size++;
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diff changeset
1095 raw_data = PyBytes_FromStringAndSize((char *)NULL, bytes_size);
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diff changeset
1096
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diff changeset
1097 if (raw_data == NULL) {
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diff changeset
1098 fclose(fp);
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diff changeset
1099 return NULL;
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diff changeset
1100 }
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1101 buf = PyBytes_AsString(raw_data);
26885
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Just van Rossum <just@letterror.com>
parents:
diff changeset
1102
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diff changeset
1103 err = fseek(fp, file_offset, 0);
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1104 if (err == 0) {
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diff changeset
1105 bytes_read = fread(buf, 1, data_size, fp);
79420
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1106 } else {
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1107 fclose(fp);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1108 PyErr_Format(ZipImportError, "can't read Zip file: %R", archive);
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1109 return NULL;
4da48083aaab Closes #15897: zipimport.c doesn't check return value of fseek()
Jesus Cea <jcea@jcea.es>
parents: 74690
diff changeset
1110 }
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diff changeset
1111 fclose(fp);
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diff changeset
1112 if (err || bytes_read != data_size) {
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diff changeset
1113 PyErr_SetString(PyExc_IOError,
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diff changeset
1114 "zipimport: can't read data");
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parents: 59538
diff changeset
1115 Py_DECREF(raw_data);
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diff changeset
1116 return NULL;
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diff changeset
1117 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1118
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diff changeset
1119 if (compress != 0) {
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diff changeset
1120 buf[data_size] = 'Z'; /* saw this in zipfile.py */
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diff changeset
1121 data_size++;
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diff changeset
1122 }
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diff changeset
1123 buf[data_size] = '\0';
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1124
61466
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diff changeset
1125 if (compress == 0) { /* data is not compressed */
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parents: 59538
diff changeset
1126 data = PyBytes_FromStringAndSize(buf, data_size);
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parents: 59538
diff changeset
1127 Py_DECREF(raw_data);
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diff changeset
1128 return data;
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diff changeset
1129 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1130
61466
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diff changeset
1131 /* Decompress with zlib */
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parents: 59538
diff changeset
1132 decompress = get_decompress_func();
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parents: 59538
diff changeset
1133 if (decompress == NULL) {
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parents: 59538
diff changeset
1134 PyErr_SetString(ZipImportError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
1135 "can't decompress data; "
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1136 "zlib not available");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
1137 goto error;
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parents: 59538
diff changeset
1138 }
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parents: 59538
diff changeset
1139 data = PyObject_CallFunction(decompress, "Oi", raw_data, -15);
70214
52d9183b34f8 Issue #12124: zipimport doesn't keep a reference to zlib.decompress() anymore
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68585
diff changeset
1140 Py_DECREF(decompress);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1141 error:
61466
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diff changeset
1142 Py_DECREF(raw_data);
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diff changeset
1143 return data;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1144 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1145
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1146 /* Lenient date/time comparison function. The precision of the mtime
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1147 in the archive is lower than the mtime stored in a .pyc: we
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1148 must allow a difference of at most one second. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1149 static int
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1150 eq_mtime(time_t t1, time_t t2)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1151 {
61466
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diff changeset
1152 time_t d = t1 - t2;
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parents: 59538
diff changeset
1153 if (d < 0)
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parents: 59538
diff changeset
1154 d = -d;
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parents: 59538
diff changeset
1155 /* dostime only stores even seconds, so be lenient */
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parents: 59538
diff changeset
1156 return d <= 1;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1157 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1158
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1159 /* Given the contents of a .py[co] file in a buffer, unmarshal the data
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1160 and return the code object. Return None if it the magic word doesn't
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1161 match (we do this instead of raising an exception as we fall back
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1162 to .py if available and we don't want to mask other errors).
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1163 Returns a new reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1164 static PyObject *
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1165 unmarshal_code(PyObject *pathname, PyObject *data, time_t mtime)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1166 {
61466
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diff changeset
1167 PyObject *code;
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diff changeset
1168 char *buf = PyBytes_AsString(data);
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parents: 59538
diff changeset
1169 Py_ssize_t size = PyBytes_Size(data);
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1170
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diff changeset
1171 if (size <= 9) {
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diff changeset
1172 PyErr_SetString(ZipImportError,
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parents: 59538
diff changeset
1173 "bad pyc data");
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diff changeset
1174 return NULL;
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diff changeset
1175 }
26885
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parents:
diff changeset
1176
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1177 if (get_long((unsigned char *)buf) != PyImport_GetMagicNumber()) {
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parents: 59538
diff changeset
1178 if (Py_VerboseFlag)
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1179 PySys_FormatStderr("# %R has bad magic\n",
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1180 pathname);
61466
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diff changeset
1181 Py_INCREF(Py_None);
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parents: 59538
diff changeset
1182 return Py_None; /* signal caller to try alternative */
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parents: 59538
diff changeset
1183 }
26885
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parents:
diff changeset
1184
61466
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diff changeset
1185 if (mtime != 0 && !eq_mtime(get_long((unsigned char *)buf + 4),
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diff changeset
1186 mtime)) {
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diff changeset
1187 if (Py_VerboseFlag)
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1188 PySys_FormatStderr("# %R has bad mtime\n",
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1189 pathname);
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diff changeset
1190 Py_INCREF(Py_None);
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diff changeset
1191 return Py_None; /* signal caller to try alternative */
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1192 }
26885
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Just van Rossum <just@letterror.com>
parents:
diff changeset
1193
74358
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Antoine Pitrou <solipsis@pitrou.net>
parents: 74060
diff changeset
1194 /* XXX the pyc's size field is ignored; timestamp collisions are probably
87331661042b Issue #13645: pyc files now contain the size of the corresponding source
Antoine Pitrou <solipsis@pitrou.net>
parents: 74060
diff changeset
1195 unimportant with zip files. */
87331661042b Issue #13645: pyc files now contain the size of the corresponding source
Antoine Pitrou <solipsis@pitrou.net>
parents: 74060
diff changeset
1196 code = PyMarshal_ReadObjectFromString(buf + 12, size - 12);
61466
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diff changeset
1197 if (code == NULL)
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1198 return NULL;
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parents: 59538
diff changeset
1199 if (!PyCode_Check(code)) {
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diff changeset
1200 Py_DECREF(code);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1201 PyErr_Format(PyExc_TypeError,
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1202 "compiled module %R is not a code object",
61466
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parents: 59538
diff changeset
1203 pathname);
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parents: 59538
diff changeset
1204 return NULL;
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parents: 59538
diff changeset
1205 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
1206 return code;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1207 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1208
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1209 /* Replace any occurances of "\r\n?" in the input string with "\n".
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1210 This converts DOS and Mac line endings to Unix line endings.
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1211 Also append a trailing "\n" to be compatible with
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1212 PyParser_SimpleParseFile(). Returns a new reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1213 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1214 normalize_line_endings(PyObject *source)
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1215 {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1216 char *buf, *q, *p;
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1217 PyObject *fixed_source;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1218 int len = 0;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1219
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1220 p = PyBytes_AsString(source);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1221 if (p == NULL) {
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diff changeset
1222 return PyBytes_FromStringAndSize("\n\0", 2);
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parents: 59538
diff changeset
1223 }
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
1224
61466
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diff changeset
1225 /* one char extra for trailing \n and one for terminating \0 */
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parents: 59538
diff changeset
1226 buf = (char *)PyMem_Malloc(PyBytes_Size(source) + 2);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1227 if (buf == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
1228 PyErr_SetString(PyExc_MemoryError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
1229 "zipimport: no memory to allocate "
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parents: 59538
diff changeset
1230 "source buffer");
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parents: 59538
diff changeset
1231 return NULL;
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parents: 59538
diff changeset
1232 }
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parents: 59538
diff changeset
1233 /* replace "\r\n?" by "\n" */
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parents: 59538
diff changeset
1234 for (q = buf; *p != '\0'; p++) {
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parents: 59538
diff changeset
1235 if (*p == '\r') {
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parents: 59538
diff changeset
1236 *q++ = '\n';
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parents: 59538
diff changeset
1237 if (*(p + 1) == '\n')
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parents: 59538
diff changeset
1238 p++;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
1239 }
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parents: 59538
diff changeset
1240 else
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parents: 59538
diff changeset
1241 *q++ = *p;
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parents: 59538
diff changeset
1242 len++;
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parents: 59538
diff changeset
1243 }
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parents: 59538
diff changeset
1244 *q++ = '\n'; /* add trailing \n */
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parents: 59538
diff changeset
1245 *q = '\0';
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parents: 59538
diff changeset
1246 fixed_source = PyBytes_FromStringAndSize(buf, len + 2);
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parents: 59538
diff changeset
1247 PyMem_Free(buf);
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diff changeset
1248 return fixed_source;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1249 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1250
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1251 /* Given a string buffer containing Python source code, compile it
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1252 return and return a code object as a new reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1253 static PyObject *
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1254 compile_source(PyObject *pathname, PyObject *source)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1255 {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1256 PyObject *code, *fixed_source, *pathbytes;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1257
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1258 pathbytes = PyUnicode_EncodeFSDefault(pathname);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1259 if (pathbytes == NULL)
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1260 return NULL;
26885
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Just van Rossum <just@letterror.com>
parents:
diff changeset
1261
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diff changeset
1262 fixed_source = normalize_line_endings(source);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1263 if (fixed_source == NULL) {
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1264 Py_DECREF(pathbytes);
61466
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diff changeset
1265 return NULL;
68709
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1266 }
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1267
68709
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1268 code = Py_CompileString(PyBytes_AsString(fixed_source),
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1269 PyBytes_AsString(pathbytes),
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diff changeset
1270 Py_file_input);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1271 Py_DECREF(pathbytes);
61466
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diff changeset
1272 Py_DECREF(fixed_source);
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diff changeset
1273 return code;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1274 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1275
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1276 /* Convert the date/time values found in the Zip archive to a value
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1277 that's compatible with the time stamp stored in .pyc files. */
28391
07617d0904a6 Make private function and data static.
Neal Norwitz <nnorwitz@gmail.com>
parents: 28103
diff changeset
1278 static time_t
07617d0904a6 Make private function and data static.
Neal Norwitz <nnorwitz@gmail.com>
parents: 28103
diff changeset
1279 parse_dostime(int dostime, int dosdate)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1280 {
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diff changeset
1281 struct tm stm;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1282
61466
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diff changeset
1283 memset((void *) &stm, '\0', sizeof(stm));
44742
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Christian Heimes <christian@cheimes.de>
parents: 44441
diff changeset
1284
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diff changeset
1285 stm.tm_sec = (dostime & 0x1f) * 2;
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parents: 59538
diff changeset
1286 stm.tm_min = (dostime >> 5) & 0x3f;
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parents: 59538
diff changeset
1287 stm.tm_hour = (dostime >> 11) & 0x1f;
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parents: 59538
diff changeset
1288 stm.tm_mday = dosdate & 0x1f;
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parents: 59538
diff changeset
1289 stm.tm_mon = ((dosdate >> 5) & 0x0f) - 1;
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parents: 59538
diff changeset
1290 stm.tm_year = ((dosdate >> 9) & 0x7f) + 80;
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parents: 59538
diff changeset
1291 stm.tm_isdst = -1; /* wday/yday is ignored */
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1292
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diff changeset
1293 return mktime(&stm);
26885
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Just van Rossum <just@letterror.com>
parents:
diff changeset
1294 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1295
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1296 /* Given a path to a .pyc or .pyo file in the archive, return the
68585
bf94b6a73fc8 #11565: Fix several typos. Patch by Piotr Kasprzyk.
Ezio Melotti <ezio.melotti@gmail.com>
parents: 68488
diff changeset
1297 modification time of the matching .py file, or 0 if no source
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1298 is available. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1299 static time_t
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1300 get_mtime_of_source(ZipImporter *self, PyObject *path)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1301 {
68709
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1302 PyObject *toc_entry, *stripped;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1303 time_t mtime;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1304
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1305 /* strip 'c' or 'o' from *.py[co] */
72475
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
1306 if (PyUnicode_READY(path) == -1)
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
1307 return (time_t)-1;
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
1308 stripped = PyUnicode_FromKindAndData(PyUnicode_KIND(path),
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
1309 PyUnicode_DATA(path),
8beaa9a37387 Implement PEP 393.
Martin v. Löwis <martin@v.loewis.de>
parents: 70398
diff changeset
1310 PyUnicode_GET_LENGTH(path) - 1);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1311 if (stripped == NULL)
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1312 return (time_t)-1;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1313
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1314 toc_entry = PyDict_GetItem(self->files, stripped);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1315 Py_DECREF(stripped);
61466
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diff changeset
1316 if (toc_entry != NULL && PyTuple_Check(toc_entry) &&
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diff changeset
1317 PyTuple_Size(toc_entry) == 8) {
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diff changeset
1318 /* fetch the time stamp of the .py file for comparison
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diff changeset
1319 with an embedded pyc time stamp */
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diff changeset
1320 int time, date;
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diff changeset
1321 time = PyLong_AsLong(PyTuple_GetItem(toc_entry, 5));
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1322 date = PyLong_AsLong(PyTuple_GetItem(toc_entry, 6));
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1323 mtime = parse_dostime(time, date);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1324 } else
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1325 mtime = 0;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1326 return mtime;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1327 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1328
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1329 /* Return the code object for the module named by 'fullname' from the
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1330 Zip archive as a new reference. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1331 static PyObject *
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1332 get_code_from_data(ZipImporter *self, int ispackage, int isbytecode,
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1333 time_t mtime, PyObject *toc_entry)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1334 {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1335 PyObject *data, *modpath, *code;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1336
64090
b662a39f0823 Issue #9425: get_data() uses an unicode path
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64065
diff changeset
1337 data = get_data(self->archive, toc_entry);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1338 if (data == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1339 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1340
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1341 modpath = PyTuple_GetItem(toc_entry, 0);
65521
77c13c9c6e59 get_code_from_data() uses the filesystem encoding to encode the module path,
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65520
diff changeset
1342 if (isbytecode)
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1343 code = unmarshal_code(modpath, data, mtime);
65521
77c13c9c6e59 get_code_from_data() uses the filesystem encoding to encode the module path,
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65520
diff changeset
1344 else
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1345 code = compile_source(modpath, data);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1346 Py_DECREF(data);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1347 return code;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1348 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1349
68488
0991b40e895d #11515: fix several typos. Patch by Piotr Kasprzyk.
Ezio Melotti <ezio.melotti@gmail.com>
parents: 63117
diff changeset
1350 /* Get the code object associated with the module specified by
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1351 'fullname'. */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1352 static PyObject *
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1353 get_module_code(ZipImporter *self, PyObject *fullname,
65518
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
1354 int *p_ispackage, PyObject **p_modpath)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1355 {
70245
812b2326bf47 avoid a compiler warning. the compiler doesn't know that the static
Gregory P. Smith <greg@krypto.org>
parents: 70216
diff changeset
1356 PyObject *code = NULL, *toc_entry, *subname;
70398
01f84c4e581e zipimport: initialize fullpath to NULL
Victor Stinner <victor.stinner@haypocalc.com>
parents: 70245
diff changeset
1357 PyObject *path, *fullpath = NULL;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1358 struct st_zip_searchorder *zso;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1359
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1360 subname = get_subname(fullname);
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1361 if (subname == NULL)
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1362 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1363
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1364 path = make_filename(self->prefix, subname);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1365 Py_DECREF(subname);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1366 if (path == NULL)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1367 return NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1368
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1369 for (zso = zip_searchorder; *zso->suffix; zso++) {
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1370 code = NULL;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1371
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1372 fullpath = PyUnicode_FromFormat("%U%s", path, zso->suffix);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1373 if (fullpath == NULL)
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1374 goto exit;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1375
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1376 if (Py_VerboseFlag > 1)
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1377 PySys_FormatStderr("# trying %U%c%U\n",
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1378 self->archive, (int)SEP, fullpath);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1379 toc_entry = PyDict_GetItem(self->files, fullpath);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1380 if (toc_entry != NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1381 time_t mtime = 0;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1382 int ispackage = zso->type & IS_PACKAGE;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1383 int isbytecode = zso->type & IS_BYTECODE;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1384
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1385 if (isbytecode) {
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1386 mtime = get_mtime_of_source(self, fullpath);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1387 if (mtime == (time_t)-1 && PyErr_Occurred()) {
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1388 goto exit;
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1389 }
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1390 }
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1391 Py_CLEAR(fullpath);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1392 if (p_ispackage != NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1393 *p_ispackage = ispackage;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1394 code = get_code_from_data(self, ispackage,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1395 isbytecode, mtime,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1396 toc_entry);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1397 if (code == Py_None) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1398 /* bad magic number or non-matching mtime
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1399 in byte code, try next */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1400 Py_DECREF(code);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1401 continue;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1402 }
65518
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
1403 if (code != NULL && p_modpath != NULL) {
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
1404 *p_modpath = PyTuple_GetItem(toc_entry, 0);
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
1405 Py_INCREF(*p_modpath);
68bd75c69db1 zipimport: get_module_code() returns modpath as a Unicode object
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65517
diff changeset
1406 }
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1407 goto exit;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1408 }
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1409 else
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1410 Py_CLEAR(fullpath);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1411 }
68709
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1412 PyErr_Format(ZipImportError, "can't find module %R", fullname);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1413 exit:
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1414 Py_DECREF(path);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1415 Py_XDECREF(fullpath);
6c80ac44ae9c Issue #3080: zipimport has a full unicode suppport
Victor Stinner <victor.stinner@haypocalc.com>
parents: 68586
diff changeset
1416 return code;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1417 }
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1418
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1419
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1420 /* Module init */
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1421
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1422 PyDoc_STRVAR(zipimport_doc,
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1423 "zipimport provides support for importing Python modules from Zip archives.\n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1424 \n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1425 This module exports three objects:\n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1426 - zipimporter: a class; its constructor takes a path to a Zip archive.\n\
36296
c7cfea1ebb32 the implementation uses ZipImportError, not ZipImporterError...
Fredrik Lundh <fredrik@pythonware.com>
parents: 36230
diff changeset
1427 - ZipImportError: exception raised by zipimporter objects. It's a\n\
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1428 subclass of ImportError, so it can be caught as ImportError, too.\n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1429 - _zip_directory_cache: a dict, mapping archive paths to zip directory\n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1430 info dicts, as used in zipimporter._files.\n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1431 \n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1432 It is usually not needed to use the zipimport module explicitly; it is\n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1433 used by the builtin import mechanism for sys.path items that are paths\n\
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1434 to Zip archives.");
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1435
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47300
diff changeset
1436 static struct PyModuleDef zipimportmodule = {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1437 PyModuleDef_HEAD_INIT,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1438 "zipimport",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1439 zipimport_doc,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1440 -1,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1441 NULL,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1442 NULL,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1443 NULL,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1444 NULL,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1445 NULL
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47300
diff changeset
1446 };
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47300
diff changeset
1447
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1448 PyMODINIT_FUNC
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47300
diff changeset
1449 PyInit_zipimport(void)
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1450 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1451 PyObject *mod;
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents:
diff changeset
1452
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59538
diff changeset
1453 if (PyType_Ready(&ZipImporter_Type) < 0)
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1454 return NULL;
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1455
61466
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1456 /* Correct directory separator */
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1457 zip_searchorder[0].suffix[0] = SEP;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1458 zip_searchorder[1].suffix[0] = SEP;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1459 zip_searchorder[2].suffix[0] = SEP;
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1460 if (Py_OptimizeFlag) {
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1461 /* Reverse *.pyc and *.pyo */
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1462 struct st_zip_searchorder tmp;
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1463 tmp = zip_searchorder[0];
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1464 zip_searchorder[0] = zip_searchorder[1];
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1465 zip_searchorder[1] = tmp;
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diff changeset
1466 tmp = zip_searchorder[3];
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parents: 59538
diff changeset
1467 zip_searchorder[3] = zip_searchorder[4];
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diff changeset
1468 zip_searchorder[4] = tmp;
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parents: 59538
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1469 }
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parents:
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1470
61466
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1471 mod = PyModule_Create(&zipimportmodule);
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1472 if (mod == NULL)
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1473 return NULL;
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1474
61466
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1475 ZipImportError = PyErr_NewException("zipimport.ZipImportError",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1476 PyExc_ImportError, NULL);
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1477 if (ZipImportError == NULL)
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1478 return NULL;
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1479
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1480 Py_INCREF(ZipImportError);
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diff changeset
1481 if (PyModule_AddObject(mod, "ZipImportError",
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1482 ZipImportError) < 0)
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parents: 59538
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1483 return NULL;
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1484
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1485 Py_INCREF(&ZipImporter_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59538
diff changeset
1486 if (PyModule_AddObject(mod, "zipimporter",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1487 (PyObject *)&ZipImporter_Type) < 0)
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1488 return NULL;
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1489
61466
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1490 zip_directory_cache = PyDict_New();
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1491 if (zip_directory_cache == NULL)
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1492 return NULL;
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1493 Py_INCREF(zip_directory_cache);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1494 if (PyModule_AddObject(mod, "_zip_directory_cache",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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1495 zip_directory_cache) < 0)
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1496 return NULL;
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1497 return mod;
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1498 }