1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
|
/*
* tclMacOSXBundle.c --
*
* This file implements functions that inspect CFBundle structures on
* MacOS X.
*
* Copyright 2001-2009, Apple Inc.
* Copyright (c) 2003-2009 Daniel A. Steffen <das@users.sourceforge.net>
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
#include "tclPort.h"
#ifdef HAVE_COREFOUNDATION
#include <CoreFoundation/CoreFoundation.h>
#ifndef TCL_DYLD_USE_DLFCN
/*
* Use preferred dlfcn API on 10.4 and later
*/
# if !defined(NO_DLFCN_H) && MAC_OS_X_VERSION_MAX_ALLOWED >= 1040
# define TCL_DYLD_USE_DLFCN 1
# else
# define TCL_DYLD_USE_DLFCN 0
# endif
#endif
#ifndef TCL_DYLD_USE_NSMODULE
/*
* Use deprecated NSModule API only to support 10.3 and earlier:
*/
# if MAC_OS_X_VERSION_MIN_REQUIRED < 1040
# define TCL_DYLD_USE_NSMODULE 1
# else
# define TCL_DYLD_USE_NSMODULE 0
# endif
#endif
#if TCL_DYLD_USE_DLFCN
#include <dlfcn.h>
#if defined(HAVE_WEAK_IMPORT) && MAC_OS_X_VERSION_MIN_REQUIRED < 1040
/*
* Support for weakly importing dlfcn API.
*/
extern void *dlsym(void *handle, const char *symbol) WEAK_IMPORT_ATTRIBUTE;
extern char *dlerror(void) WEAK_IMPORT_ATTRIBUTE;
#endif
#endif
#if TCL_DYLD_USE_NSMODULE
#include <mach-o/dyld.h>
#endif
#if (TCL_DYLD_USE_DLFCN && MAC_OS_X_VERSION_MIN_REQUIRED < 1040) || \
(MAC_OS_X_VERSION_MIN_REQUIRED < 1050)
MODULE_SCOPE long tclMacOSXDarwinRelease;
#endif
#ifdef TCL_DEBUG_LOAD
#define TclLoadDbgMsg(m, ...) do { \
fprintf(stderr, "%s:%d: %s(): " m ".\n", \
strrchr(__FILE__, '/')+1, __LINE__, __func__, ##__VA_ARGS__); \
} while (0)
#else
#define TclLoadDbgMsg(m, ...)
#endif
#endif /* HAVE_COREFOUNDATION */
/*
*----------------------------------------------------------------------
*
* Tcl_MacOSXOpenBundleResources --
*
* Given the bundle name for a shared library, this routine sets
* libraryPath to the Resources/Scripts directory in the framework
* package. If hasResourceFile is true, it will also open the main
* resource file for the bundle.
*
* Results:
* TCL_OK if the bundle could be opened, and the Scripts folder found.
* TCL_ERROR otherwise.
*
* Side effects:
* libraryVariableName may be set, and the resource file opened.
*
*----------------------------------------------------------------------
*/
int
Tcl_MacOSXOpenBundleResources(
Tcl_Interp *interp,
CONST char *bundleName,
int hasResourceFile,
int maxPathLen,
char *libraryPath)
{
return Tcl_MacOSXOpenVersionedBundleResources(interp, bundleName,
NULL, hasResourceFile, maxPathLen, libraryPath);
}
/*
*----------------------------------------------------------------------
*
* Tcl_MacOSXOpenVersionedBundleResources --
*
* Given the bundle and version name for a shared library (version name
* can be NULL to indicate latest version), this routine sets libraryPath
* to the Resources/Scripts directory in the framework package. If
* hasResourceFile is true, it will also open the main resource file for
* the bundle.
*
* Results:
* TCL_OK if the bundle could be opened, and the Scripts folder found.
* TCL_ERROR otherwise.
*
* Side effects:
* libraryVariableName may be set, and the resource file opened.
*
*----------------------------------------------------------------------
*/
int
Tcl_MacOSXOpenVersionedBundleResources(
Tcl_Interp *interp,
CONST char *bundleName,
CONST char *bundleVersion,
int hasResourceFile,
int maxPathLen,
char *libraryPath)
{
#ifdef HAVE_COREFOUNDATION
CFBundleRef bundleRef, versionedBundleRef = NULL;
CFStringRef bundleNameRef;
CFURLRef libURL;
libraryPath[0] = '\0';
bundleNameRef = CFStringCreateWithCString(NULL, bundleName,
kCFStringEncodingUTF8);
bundleRef = CFBundleGetBundleWithIdentifier(bundleNameRef);
CFRelease(bundleNameRef);
if (bundleVersion && bundleRef) {
/*
* Create bundle from bundleVersion subdirectory of 'Versions'.
*/
CFURLRef bundleURL = CFBundleCopyBundleURL(bundleRef);
if (bundleURL) {
CFStringRef bundleVersionRef = CFStringCreateWithCString(NULL,
bundleVersion, kCFStringEncodingUTF8);
if (bundleVersionRef) {
CFComparisonResult versionComparison = kCFCompareLessThan;
CFStringRef bundleTailRef = CFURLCopyLastPathComponent(
bundleURL);
if (bundleTailRef) {
versionComparison = CFStringCompare(bundleTailRef,
bundleVersionRef, 0);
CFRelease(bundleTailRef);
}
if (versionComparison != kCFCompareEqualTo) {
CFURLRef versURL = CFURLCreateCopyAppendingPathComponent(
NULL, bundleURL, CFSTR("Versions"), TRUE);
if (versURL) {
CFURLRef versionedBundleURL =
CFURLCreateCopyAppendingPathComponent(
NULL, versURL, bundleVersionRef, TRUE);
if (versionedBundleURL) {
versionedBundleRef = CFBundleCreate(NULL,
versionedBundleURL);
if (versionedBundleRef) {
bundleRef = versionedBundleRef;
}
CFRelease(versionedBundleURL);
}
CFRelease(versURL);
}
}
CFRelease(bundleVersionRef);
}
CFRelease(bundleURL);
}
}
if (bundleRef) {
if (hasResourceFile) {
/*
* Dynamically acquire address for CFBundleOpenBundleResourceMap
* symbol, since it is only present in full CoreFoundation on Mac
* OS X and not in CFLite on pure Darwin.
*/
static int initialized = FALSE;
static short (*openresourcemap)(CFBundleRef) = NULL;
if (!initialized) {
#if TCL_DYLD_USE_DLFCN
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1040
if (tclMacOSXDarwinRelease >= 8)
#endif
{
const char *errMsg = nil;
openresourcemap = dlsym(RTLD_NEXT,
"CFBundleOpenBundleResourceMap");
if (!openresourcemap) {
errMsg = dlerror();
TclLoadDbgMsg("dlsym() failed: %s", errMsg);
}
}
if (!openresourcemap)
#endif
{
#if TCL_DYLD_USE_NSMODULE
NSSymbol nsSymbol = NULL;
if (NSIsSymbolNameDefinedWithHint(
"_CFBundleOpenBundleResourceMap",
"CoreFoundation")) {
nsSymbol = NSLookupAndBindSymbolWithHint(
"_CFBundleOpenBundleResourceMap",
"CoreFoundation");
if (nsSymbol) {
openresourcemap = NSAddressOfSymbol(nsSymbol);
}
}
#endif
}
initialized = TRUE;
}
if (openresourcemap) {
short refNum;
refNum = openresourcemap(bundleRef);
}
}
libURL = CFBundleCopyResourceURL(bundleRef, CFSTR("Scripts"),
NULL, NULL);
if (libURL) {
/*
* FIXME: This is a quick fix, it is probably not right for
* internationalization.
*/
CFURLGetFileSystemRepresentation(libURL, TRUE,
(unsigned char*) libraryPath, maxPathLen);
CFRelease(libURL);
}
if (versionedBundleRef) {
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1050
/* Workaround CFBundle bug in Tiger and earlier. [Bug 2569449] */
if (tclMacOSXDarwinRelease >= 9)
#endif
{
CFRelease(versionedBundleRef);
}
}
}
if (libraryPath[0]) {
return TCL_OK;
} else {
return TCL_ERROR;
}
#else /* HAVE_COREFOUNDATION */
return TCL_ERROR;
#endif /* HAVE_COREFOUNDATION */
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
|
