Mercurial > cpython-lru_cache-weakref

annotate Mac/Python/macimport.c @ 25135:0f0016632be4 legacy-trunk

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_formatparam(), set_param(): RFC 2231 encoding support by Oleg Broytmann in SF patch #600096. Specifically, the former function now encodes the triplets, while the latter adds optional charset and language arguments.
author Barry Warsaw <barry@python.org>
date Fri, 06 Sep 2002 03:55:04 +0000
parents 808b4fe5184f
children 4b205e0fb46b
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1 /***********************************************************
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2 Copyright 1991-1997 by Stichting Mathematisch Centrum, Amsterdam,
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3 The Netherlands.
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4
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5 All Rights Reserved
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6
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7 Permission to use, copy, modify, and distribute this software and its
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8 documentation for any purpose and without fee is hereby granted,
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9 provided that the above copyright notice appear in all copies and that
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10 both that copyright notice and this permission notice appear in
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11 supporting documentation, and that the names of Stichting Mathematisch
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12 Centrum or CWI not be used in advertising or publicity pertaining to
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13 distribution of the software without specific, written prior permission.
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14
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15 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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16 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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17 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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18 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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21 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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22
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23 ******************************************************************/
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24
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25
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26 #include "Python.h"
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27
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28 #include "macglue.h"
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29 #include "marshal.h"
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30 #include "import.h"
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31 #include "importdl.h"
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32
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33 #include "pythonresources.h"
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34
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35 #include <Types.h>
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36 #include <Files.h>
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37 #include <Resources.h>
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38 #include <CodeFragments.h>
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39 #include <StringCompare.h>
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40
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41 typedef void (*dl_funcptr)();
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42 #define FUNCNAME_PATTERN "init%.200s"
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43
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44 static int
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45 fssequal(FSSpec *fs1, FSSpec *fs2)
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46 {
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47 if ( fs1->vRefNum != fs2->vRefNum || fs1->parID != fs2->parID )
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48 return 0;
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49 return EqualString(fs1->name, fs2->name, false, true);
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50 }
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51 /*
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52 ** findnamedresource - Common code for the various *ResourceModule functions.
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53 ** Check whether a file contains a resource of the correct name and type, and
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54 ** optionally return the value in it.
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55 */
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56 static int
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57 findnamedresource(
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58 PyStringObject *obj,
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59 char *module,
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60 char *filename,
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61 OSType restype,
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62 StringPtr dataptr)
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63 {
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64 FSSpec fss;
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65 FInfo finfo;
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66 short oldrh, filerh;
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67 int ok;
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68 Handle h;
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69
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70 /*
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71 ** Find_module takes care of interning all
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72 ** sys.path components. We then keep a record of all sys.path
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73 ** components for which GetFInfo has failed (usually because the
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74 ** component in question is a folder), and we don't try opening these
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75 ** as resource files again.
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76 */
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77 #define MAXPATHCOMPONENTS 32
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78 static PyStringObject *not_a_file[MAXPATHCOMPONENTS];
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79 static int max_not_a_file = 0;
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80 int i;
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81
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82 if (obj && obj->ob_sinterned ) {
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83 for( i=0; i< max_not_a_file; i++ )
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84 if ( obj == not_a_file[i] )
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85 return 0;
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86 }
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87 if ( FSMakeFSSpec(0, 0, Pstring(filename), &fss) != noErr ) {
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88 /* doesn't exist or is folder */
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89 if ( obj && max_not_a_file < MAXPATHCOMPONENTS && obj->ob_sinterned ) {
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90 Py_INCREF(obj);
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91 not_a_file[max_not_a_file++] = obj;
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92 if (Py_VerboseFlag > 1)
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93 PySys_WriteStderr("# %s is not a file\n", filename);
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94 }
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95 return 0;
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96 }
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97 if ( fssequal(&fss, &PyMac_ApplicationFSSpec) ) {
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98 /*
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99 ** Special case: the application itself. Use a shortcut to
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100 ** forestall opening and closing the application numerous times
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101 ** (which is dead slow when running from CDROM)
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102 */
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103 oldrh = CurResFile();
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104 UseResFile(PyMac_AppRefNum);
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105 filerh = -1;
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106 } else {
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107 if ( FSpGetFInfo(&fss, &finfo) != noErr ) {
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108 /* doesn't exist or is folder */
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109 if ( obj && max_not_a_file < MAXPATHCOMPONENTS && obj->ob_sinterned ) {
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110 Py_INCREF(obj);
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111 not_a_file[max_not_a_file++] = obj;
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112 if (Py_VerboseFlag > 1)
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113 PySys_WriteStderr("# %s is not a file\n", filename);
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114 }
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115 return 0;
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116 }
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117 oldrh = CurResFile();
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118 filerh = FSpOpenResFile(&fss, fsRdPerm);
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119 if ( filerh == -1 )
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120 return 0;
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121 UseResFile(filerh);
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122 }
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123 if ( dataptr == NULL )
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124 SetResLoad(0);
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125 if (Py_VerboseFlag > 1)
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126 PySys_WriteStderr("# Look for ('PYC ', %s) in %s\n", module, filename);
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127 h = Get1NamedResource(restype, Pstring(module));
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128 SetResLoad(1);
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129 ok = (h != NULL);
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130 if ( ok && dataptr != NULL ) {
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131 HLock(h);
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132 /* XXXX Unsafe if resource not correctly formatted! */
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Jack Jansen <jack.jansen@cwi.nl>
parents: 8665
diff changeset
133 /* for ppc we take the first pstring */
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
134 *dataptr = **h;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
135 memcpy(dataptr+1, (*h)+1, (int)*dataptr);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
136 HUnlock(h);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
137 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
138 if ( filerh != -1 )
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
139 CloseResFile(filerh);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
140 UseResFile(oldrh);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
141 return ok;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
142 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
143
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
144 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
145 ** Returns true if the argument has a resource fork, and it contains
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
146 ** a 'PYC ' resource of the correct name
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
147 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
148 int
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
149 PyMac_FindResourceModule(obj, module, filename)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
150 PyStringObject *obj;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
151 char *module;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
152 char *filename;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
153 {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
154 int ok;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
155
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
156 ok = findnamedresource(obj, module, filename, 'PYC ', (StringPtr)0);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
157 return ok;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
158 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
159
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
160 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
161 ** Returns true if the argument has a resource fork, and it contains
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
162 ** a 'PYD ' resource of the correct name
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
163 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
164 int
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
165 PyMac_FindCodeResourceModule(obj, module, filename)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
166 PyStringObject *obj;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
167 char *module;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
168 char *filename;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
169 {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
170 int ok;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
171
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
172 ok = findnamedresource(obj, module, filename, 'PYD ', (StringPtr)0);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
173 return ok;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
174 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
175
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
176
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
177 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
178 ** Load the specified module from a code resource
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
179 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
180 PyObject *
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
181 PyMac_LoadCodeResourceModule(name, pathname)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
182 char *name;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
183 char *pathname;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
184 {
8789
d32dbc202613 The PYD resource should now contain 2 strings: one for the ppc
Jack Jansen <jack.jansen@cwi.nl>
parents: 8665
diff changeset
185 PyObject *m, *d, *s;
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
186 char funcname[258];
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
187 char *lastdot, *shortname, *packagecontext;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
188 dl_funcptr p = NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
189 Str255 fragmentname;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
190 CFragConnectionID connID;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
191 Ptr mainAddr;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
192 Str255 errMessage;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
193 OSErr err;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
194 char buf[512];
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
195 Ptr symAddr;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
196 CFragSymbolClass class;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
197
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
198 if ((m = _PyImport_FindExtension(name, name)) != NULL) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
199 Py_INCREF(m);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
200 return m;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
201 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
202 lastdot = strrchr(name, '.');
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
203 if (lastdot == NULL) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
204 packagecontext = NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
205 shortname = name;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
206 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
207 else {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
208 packagecontext = name;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
209 shortname = lastdot+1;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
210 }
21245
ba6a7a5c32e8 Replace sprintf() with PyOS_snprintf().
Jack Jansen <jack.jansen@cwi.nl>
parents: 20876
diff changeset
211 PyOS_snprintf(funcname, sizeof(funcname), FUNCNAME_PATTERN, shortname);
18275
9734f895f4fb Fixed bug that prevented shared libs that are submodules of a
Just van Rossum <just@letterror.com>
parents: 17898
diff changeset
212 if( !findnamedresource((PyStringObject *)0, name, pathname, 'PYD ', fragmentname)) {
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
213 PyErr_SetString(PyExc_ImportError, "PYD resource not found");
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
214 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
215 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
216
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
217 /* Load the fragment
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
218 (or return the connID if it is already loaded */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
219 err = GetSharedLibrary(fragmentname, kCompiledCFragArch,
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
220 kLoadCFrag, &connID, &mainAddr,
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
221 errMessage);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
222 if ( err ) {
21245
ba6a7a5c32e8 Replace sprintf() with PyOS_snprintf().
Jack Jansen <jack.jansen@cwi.nl>
parents: 20876
diff changeset
223 PyOS_snprintf(buf, sizeof(buf), "%.*s: %.200s",
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
224 errMessage[0], errMessage+1,
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
225 PyMac_StrError(err));
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
226 PyErr_SetString(PyExc_ImportError, buf);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
227 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
228 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
229 /* Locate the address of the correct init function */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
230 err = FindSymbol(connID, Pstring(funcname), &symAddr, &class);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
231 if ( err ) {
21245
ba6a7a5c32e8 Replace sprintf() with PyOS_snprintf().
Jack Jansen <jack.jansen@cwi.nl>
parents: 20876
diff changeset
232 PyOS_snprintf(buf, sizeof(buf), "%s: %.200s",
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
233 funcname, PyMac_StrError(err));
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
234 PyErr_SetString(PyExc_ImportError, buf);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
235 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
236 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
237 p = (dl_funcptr)symAddr;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
238 if (p == NULL) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
239 PyErr_Format(PyExc_ImportError,
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
240 "dynamic module does not define init function (%.200s)",
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
241 funcname);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
242 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
243 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
244 _Py_PackageContext = packagecontext;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
245 (*p)();
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
246 _Py_PackageContext = NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
247 if (PyErr_Occurred())
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
248 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
249 if (_PyImport_FixupExtension(name, name) == NULL)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
250 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
251
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
252 m = PyDict_GetItemString(PyImport_GetModuleDict(), name);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
253 if (m == NULL) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
254 PyErr_SetString(PyExc_SystemError,
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
255 "dynamic module not initialized properly");
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
256 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
257 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
258 /* Remember the filename as the __file__ attribute */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
259 d = PyModule_GetDict(m);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
260 s = PyString_FromString(pathname);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
261 if (s == NULL || PyDict_SetItemString(d, "__file__", s) != 0)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
262 PyErr_Clear(); /* Not important enough to report */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
263 Py_XDECREF(s);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
264 if (Py_VerboseFlag)
9332
462ccd0bbe50 Replaced fprintf(stderr,...) with PySys_WriteStderr(...) where appropriate.
Jack Jansen <jack.jansen@cwi.nl>
parents: 9073
diff changeset
265 PySys_WriteStderr("import %s # pyd fragment %#s loaded from %s\n",
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
266 name, fragmentname, pathname);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
267 Py_INCREF(m);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
268 return m;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
269 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
270
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
271 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
272 ** Load the specified module from a resource
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
273 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
274 PyObject *
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
275 PyMac_LoadResourceModule(module, filename)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
276 char *module;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
277 char *filename;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
278 {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
279 FSSpec fss;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
280 FInfo finfo;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
281 short oldrh, filerh;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
282 Handle h;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
283 OSErr err;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
284 PyObject *m, *co;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
285 long num, size;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
286
17898
5d50d1fae078 Fixed a nasty slowdown in imports in frozen applications: the shortcut
Jack Jansen <jack.jansen@cwi.nl>
parents: 16727
diff changeset
287 if ( (err=FSMakeFSSpec(0, 0, Pstring(filename), &fss)) != noErr )
5d50d1fae078 Fixed a nasty slowdown in imports in frozen applications: the shortcut
Jack Jansen <jack.jansen@cwi.nl>
parents: 16727
diff changeset
288 goto error;
5d50d1fae078 Fixed a nasty slowdown in imports in frozen applications: the shortcut
Jack Jansen <jack.jansen@cwi.nl>
parents: 16727
diff changeset
289 if ( fssequal(&fss, &PyMac_ApplicationFSSpec) ) {
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
290 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
291 ** Special case: the application itself. Use a shortcut to
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
292 ** forestall opening and closing the application numerous times
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
293 ** (which is dead slow when running from CDROM)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
294 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
295 oldrh = CurResFile();
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
296 UseResFile(PyMac_AppRefNum);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
297 filerh = -1;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
298 } else {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
299 if ( (err=FSpGetFInfo(&fss, &finfo)) != noErr )
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
300 goto error;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
301 oldrh = CurResFile();
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
302 filerh = FSpOpenResFile(&fss, fsRdPerm);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
303 if ( filerh == -1 ) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
304 err = ResError();
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
305 goto error;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
306 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
307 UseResFile(filerh);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
308 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
309 h = Get1NamedResource('PYC ', Pstring(module));
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
310 if ( h == NULL ) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
311 err = ResError();
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
312 goto error;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
313 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
314 HLock(h);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
315 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
316 ** XXXX The next few lines are intimately tied to the format of pyc
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
317 ** files. I'm not sure whether this code should be here or in import.c -- Jack
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
318 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
319 size = GetHandleSize(h);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
320 if ( size < 8 ) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
321 PyErr_SetString(PyExc_ImportError, "Resource too small");
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
322 co = NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
323 } else {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
324 num = (*h)[0] & 0xff;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
325 num = num | (((*h)[1] & 0xff) << 8);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
326 num = num | (((*h)[2] & 0xff) << 16);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
327 num = num | (((*h)[3] & 0xff) << 24);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
328 if ( num != PyImport_GetMagicNumber() ) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
329 PyErr_SetString(PyExc_ImportError, "Bad MAGIC in resource");
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
330 co = NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
331 } else {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
332 co = PyMarshal_ReadObjectFromString((*h)+8, size-8);
9007
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
333 /*
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
334 ** Normally, byte 4-7 are the time stamp, but that is not used
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
335 ** for 'PYC ' resources. We abuse byte 4 as a flag to indicate
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
336 ** that it is a package rather than an ordinary module.
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
337 ** See also py_resource.py. (jvr)
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
338 */
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
339 if ((*h)[4] & 0xff) {
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
340 /* it's a package */
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
341 /* Set __path__ to the package name */
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
342 PyObject *d, *s;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
343 int err;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
344
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
345 m = PyImport_AddModule(module);
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
346 if (m == NULL) {
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
347 co = NULL;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
348 goto packageerror;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
349 }
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
350 d = PyModule_GetDict(m);
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
351 s = PyString_InternFromString(module);
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
352 if (s == NULL) {
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
353 co = NULL;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
354 goto packageerror;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
355 }
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
356 err = PyDict_SetItemString(d, "__path__", s);
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
357 Py_DECREF(s);
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
358 if (err != 0) {
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
359 co = NULL;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
360 goto packageerror;
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
361 }
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
362 }
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
363 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
364 }
9007
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
365 packageerror:
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
366 HUnlock(h);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
367 if ( filerh != -1 )
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
368 CloseResFile(filerh);
16727
800b004acc71 Release a PYC resource after reading it. No need to keep it incore.
Jack Jansen <jack.jansen@cwi.nl>
parents: 13547
diff changeset
369 else
800b004acc71 Release a PYC resource after reading it. No need to keep it incore.
Jack Jansen <jack.jansen@cwi.nl>
parents: 13547
diff changeset
370 ReleaseResource(h);
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
371 UseResFile(oldrh);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
372 if ( co ) {
9007
ff1a8a38f8c1 Support for freezing packages (Just).
Jack Jansen <jack.jansen@cwi.nl>
parents: 8789
diff changeset
373 m = PyImport_ExecCodeModuleEx(module, co, "<pyc resource>");
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
374 Py_DECREF(co);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
375 } else {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
376 m = NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
377 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
378 if (Py_VerboseFlag)
9332
462ccd0bbe50 Replaced fprintf(stderr,...) with PySys_WriteStderr(...) where appropriate.
Jack Jansen <jack.jansen@cwi.nl>
parents: 9073
diff changeset
379 PySys_WriteStderr("import %s # pyc resource from %s\n",
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
380 module, filename);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
381 return m;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
382 error:
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
383 {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
384 char buf[512];
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
385
21245
ba6a7a5c32e8 Replace sprintf() with PyOS_snprintf().
Jack Jansen <jack.jansen@cwi.nl>
parents: 20876
diff changeset
386 PyOS_snprintf(buf, sizeof(buf), "%s: %s", filename, PyMac_StrError(err));
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
387 PyErr_SetString(PyExc_ImportError, buf);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
388 return NULL;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
389 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
390 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
391
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
392 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
393 ** Look for a module in a single folder. Upon entry buf and len
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
394 ** point to the folder to search, upon exit they refer to the full
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
395 ** pathname of the module found (if any).
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
396 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
397 struct filedescr *
13333
89e47eba2771 PyMac_FindModuleExtension now uses a size_t as its size parameter for compatibility.
Jack Jansen <jack.jansen@cwi.nl>
parents: 12281
diff changeset
398 PyMac_FindModuleExtension(char *buf, size_t *lenp, char *module)
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
399 {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
400 struct filedescr *fdp;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
401 unsigned char fnbuf[64];
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
402 int modnamelen = strlen(module);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
403 FSSpec fss;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
404 short refnum;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
405 long dirid;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
406
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
407 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
408 ** Copy the module name to the buffer (already :-terminated)
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
409 ** We also copy the first suffix, if this matches immedeately we're
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
410 ** lucky and return immedeately.
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
411 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
412 if ( !_PyImport_Filetab[0].suffix )
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
413 return 0;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
414
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
415 strcpy(buf+*lenp, _PyImport_Filetab[0].suffix);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
416 if ( FSMakeFSSpec(0, 0, Pstring(buf), &fss) == noErr )
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
417 return _PyImport_Filetab;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
418 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
419 ** We cannot check for fnfErr (unfortunately), it can mean either that
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
420 ** the file doesn't exist (fine, we try others) or the path leading to it.
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
421 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
422 refnum = fss.vRefNum;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
423 dirid = fss.parID;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
424 if ( refnum == 0 || dirid == 0 ) /* Fail on nonexistent dir */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
425 return 0;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
426 /*
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
427 ** We now have the folder parameters. Setup the field for the filename
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
428 */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
429 if ( modnamelen > 54 ) return 0; /* Leave room for extension */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
430 strcpy((char *)fnbuf+1, module);
20876
27874c860268 MacPython -vv equivalent printed incorrect filenames, fixed. Also
Jack Jansen <jack.jansen@cwi.nl>
parents: 19032
diff changeset
431 buf[*lenp] = '\0';
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
432
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
433 for( fdp = _PyImport_Filetab+1; fdp->suffix; fdp++ ) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
434 strcpy((char *)fnbuf+1+modnamelen, fdp->suffix);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
435 fnbuf[0] = strlen((char *)fnbuf+1);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
436 if (Py_VerboseFlag > 1)
9332
462ccd0bbe50 Replaced fprintf(stderr,...) with PySys_WriteStderr(...) where appropriate.
Jack Jansen <jack.jansen@cwi.nl>
parents: 9073
diff changeset
437 PySys_WriteStderr("# trying %s%s\n", buf, fdp->suffix);
8665
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
438 if ( FSMakeFSSpec(refnum, dirid, fnbuf, &fss) == noErr ) {
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
439 /* Found it. */
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
440 strcpy(buf+*lenp, fdp->suffix);
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
441 return fdp;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
442 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
443 }
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
444 return 0;
f594778a56af All import-related code has moved to macimport.c.
Jack Jansen <jack.jansen@cwi.nl>
parents:
diff changeset
445 }