The Tor Browser / file comparison

comparison: xpcom/io/nsAppFileLocationProvider.cpp

xpcom/io/nsAppFileLocationProvider.cpp

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TOR_BUG_9701
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5
6 #include "nsAppFileLocationProvider.h"
7 #include "nsAppDirectoryServiceDefs.h"
8 #include "nsDirectoryServiceDefs.h"
9 #include "nsIAtom.h"
10 #include "nsIFile.h"
11 #include "nsString.h"
12 #include "nsXPIDLString.h"
13 #include "nsISimpleEnumerator.h"
14 #include "prenv.h"
15 #include "nsCRT.h"
16 #include "nsXPCOMPrivate.h" // for XPCOM_FILE_PATH_SEPARATOR
17
18 #if defined(MOZ_WIDGET_COCOA)
19 #include <Carbon/Carbon.h>
20 #include "nsILocalFileMac.h"
21 #elif defined(XP_WIN)
22 #include <windows.h>
23 #include <shlobj.h>
24 #elif defined(XP_UNIX)
25 #include <unistd.h>
26 #include <stdlib.h>
27 #include <sys/param.h>
28 #endif
29
30
31 // WARNING: These hard coded names need to go away. They need to
32 // come from localizable resources
33
34 #if defined(MOZ_WIDGET_COCOA)
35 #define APP_REGISTRY_NAME NS_LITERAL_CSTRING("Application Registry")
36 #define ESSENTIAL_FILES NS_LITERAL_CSTRING("Essential Files")
37 #elif defined(XP_WIN)
38 #define APP_REGISTRY_NAME NS_LITERAL_CSTRING("registry.dat")
39 #else
40 #define APP_REGISTRY_NAME NS_LITERAL_CSTRING("appreg")
41 #endif
42
43 // define default product directory
44 #define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING(MOZ_USER_DIR)
45
46 // Locally defined keys used by nsAppDirectoryEnumerator
47 #define NS_ENV_PLUGINS_DIR "EnvPlugins" // env var MOZ_PLUGIN_PATH
48 #define NS_USER_PLUGINS_DIR "UserPlugins"
49
50 #ifdef MOZ_WIDGET_COCOA
51 #define NS_MACOSX_USER_PLUGIN_DIR "OSXUserPlugins"
52 #define NS_MACOSX_LOCAL_PLUGIN_DIR "OSXLocalPlugins"
53 #define NS_MACOSX_JAVA2_PLUGIN_DIR "OSXJavaPlugins"
54 #elif XP_UNIX
55 #define NS_SYSTEM_PLUGINS_DIR "SysPlugins"
56 #endif
57
58 #define DEFAULTS_DIR_NAME NS_LITERAL_CSTRING("defaults")
59 #define DEFAULTS_PREF_DIR_NAME NS_LITERAL_CSTRING("pref")
60 #define DEFAULTS_PROFILE_DIR_NAME NS_LITERAL_CSTRING("profile")
61 #define RES_DIR_NAME NS_LITERAL_CSTRING("res")
62 #define CHROME_DIR_NAME NS_LITERAL_CSTRING("chrome")
63 #define PLUGINS_DIR_NAME NS_LITERAL_CSTRING("plugins")
64 #define SEARCH_DIR_NAME NS_LITERAL_CSTRING("searchplugins")
65
66 //*****************************************************************************
67 // nsAppFileLocationProvider::Constructor/Destructor
68 //*****************************************************************************
69
70 nsAppFileLocationProvider::nsAppFileLocationProvider()
71 {
72 }
73
74 //*****************************************************************************
75 // nsAppFileLocationProvider::nsISupports
76 //*****************************************************************************
77
78 NS_IMPL_ISUPPORTS(nsAppFileLocationProvider, nsIDirectoryServiceProvider, nsIDirectoryServiceProvider2)
79
80 //*****************************************************************************
81 // nsAppFileLocationProvider::nsIDirectoryServiceProvider
82 //*****************************************************************************
83
84 NS_IMETHODIMP
85 nsAppFileLocationProvider::GetFile(const char *prop, bool *persistent, nsIFile **_retval)
86 {
87 if (NS_WARN_IF(!prop))
88 return NS_ERROR_INVALID_ARG;
89
90 nsCOMPtr<nsIFile> localFile;
91 nsresult rv = NS_ERROR_FAILURE;
92
93 *_retval = nullptr;
94 *persistent = true;
95
96 #ifdef MOZ_WIDGET_COCOA
97 FSRef fileRef;
98 nsCOMPtr<nsILocalFileMac> macFile;
99 #endif
100
101 if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_DIR) == 0)
102 {
103 rv = GetProductDirectory(getter_AddRefs(localFile));
104 }
105 else if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_FILE) == 0)
106 {
107 rv = GetProductDirectory(getter_AddRefs(localFile));
108 if (NS_SUCCEEDED(rv))
109 rv = localFile->AppendNative(APP_REGISTRY_NAME);
110 }
111 else if (nsCRT::strcmp(prop, NS_APP_DEFAULTS_50_DIR) == 0)
112 {
113 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
114 if (NS_SUCCEEDED(rv))
115 rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
116 }
117 else if (nsCRT::strcmp(prop, NS_APP_PREF_DEFAULTS_50_DIR) == 0)
118 {
119 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
120 if (NS_SUCCEEDED(rv)) {
121 rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
122 if (NS_SUCCEEDED(rv))
123 rv = localFile->AppendRelativeNativePath(DEFAULTS_PREF_DIR_NAME);
124 }
125 }
126 else if (nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_50_DIR) == 0 ||
127 nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_NLOC_50_DIR) == 0)
128 {
129 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
130 if (NS_SUCCEEDED(rv)) {
131 rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
132 if (NS_SUCCEEDED(rv))
133 rv = localFile->AppendRelativeNativePath(DEFAULTS_PROFILE_DIR_NAME);
134 }
135 }
136 else if (nsCRT::strcmp(prop, NS_APP_USER_PROFILES_ROOT_DIR) == 0)
137 {
138 rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile));
139 }
140 else if (nsCRT::strcmp(prop, NS_APP_USER_PROFILES_LOCAL_ROOT_DIR) == 0)
141 {
142 rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile), true);
143 }
144 else if (nsCRT::strcmp(prop, NS_APP_RES_DIR) == 0)
145 {
146 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
147 if (NS_SUCCEEDED(rv))
148 rv = localFile->AppendRelativeNativePath(RES_DIR_NAME);
149 }
150 else if (nsCRT::strcmp(prop, NS_APP_CHROME_DIR) == 0)
151 {
152 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
153 if (NS_SUCCEEDED(rv))
154 rv = localFile->AppendRelativeNativePath(CHROME_DIR_NAME);
155 }
156 else if (nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR) == 0)
157 {
158 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
159 if (NS_SUCCEEDED(rv))
160 rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME);
161 }
162 #ifdef MOZ_WIDGET_COCOA
163 else if (nsCRT::strcmp(prop, NS_MACOSX_USER_PLUGIN_DIR) == 0)
164 {
165 if (::FSFindFolder(kUserDomain, kInternetPlugInFolderType, false, &fileRef) == noErr) {
166 rv = NS_NewLocalFileWithFSRef(&fileRef, true, getter_AddRefs(macFile));
167 if (NS_SUCCEEDED(rv))
168 localFile = macFile;
169 }
170 }
171 else if (nsCRT::strcmp(prop, NS_MACOSX_LOCAL_PLUGIN_DIR) == 0)
172 {
173 if (::FSFindFolder(kLocalDomain, kInternetPlugInFolderType, false, &fileRef) == noErr) {
174 rv = NS_NewLocalFileWithFSRef(&fileRef, true, getter_AddRefs(macFile));
175 if (NS_SUCCEEDED(rv))
176 localFile = macFile;
177 }
178 }
179 else if (nsCRT::strcmp(prop, NS_MACOSX_JAVA2_PLUGIN_DIR) == 0)
180 {
181 static const char *const java2PluginDirPath =
182 "/System/Library/Java/Support/Deploy.bundle/Contents/Resources/";
183 rv = NS_NewNativeLocalFile(nsDependentCString(java2PluginDirPath), true, getter_AddRefs(localFile));
184 }
185 #else
186 else if (nsCRT::strcmp(prop, NS_ENV_PLUGINS_DIR) == 0)
187 {
188 NS_ERROR("Don't use nsAppFileLocationProvider::GetFile(NS_ENV_PLUGINS_DIR, ...). "
189 "Use nsAppFileLocationProvider::GetFiles(...).");
190 const char *pathVar = PR_GetEnv("MOZ_PLUGIN_PATH");
191 if (pathVar && *pathVar)
192 rv = NS_NewNativeLocalFile(nsDependentCString(pathVar), true,
193 getter_AddRefs(localFile));
194 }
195 else if (nsCRT::strcmp(prop, NS_USER_PLUGINS_DIR) == 0)
196 {
197 #ifdef ENABLE_SYSTEM_EXTENSION_DIRS
198 rv = GetProductDirectory(getter_AddRefs(localFile));
199 if (NS_SUCCEEDED(rv))
200 rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME);
201 #else
202 rv = NS_ERROR_FAILURE;
203 #endif
204 }
205 #ifdef XP_UNIX
206 else if (nsCRT::strcmp(prop, NS_SYSTEM_PLUGINS_DIR) == 0) {
207 #ifdef ENABLE_SYSTEM_EXTENSION_DIRS
208 static const char *const sysLPlgDir =
209 #if defined(HAVE_USR_LIB64_DIR) && defined(__LP64__)
210 "/usr/lib64/mozilla/plugins";
211 #elif defined(__OpenBSD__) || defined (__FreeBSD__)
212 "/usr/local/lib/mozilla/plugins";
213 #else
214 "/usr/lib/mozilla/plugins";
215 #endif
216 rv = NS_NewNativeLocalFile(nsDependentCString(sysLPlgDir),
217 false, getter_AddRefs(localFile));
218 #else
219 rv = NS_ERROR_FAILURE;
220 #endif
221 }
222 #endif
223 #endif
224 else if (nsCRT::strcmp(prop, NS_APP_SEARCH_DIR) == 0)
225 {
226 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
227 if (NS_SUCCEEDED(rv))
228 rv = localFile->AppendRelativeNativePath(SEARCH_DIR_NAME);
229 }
230 else if (nsCRT::strcmp(prop, NS_APP_USER_SEARCH_DIR) == 0)
231 {
232 rv = NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, _retval);
233 if (NS_SUCCEEDED(rv))
234 rv = (*_retval)->AppendNative(SEARCH_DIR_NAME);
235 }
236 else if (nsCRT::strcmp(prop, NS_APP_INSTALL_CLEANUP_DIR) == 0)
237 {
238 // This is cloned so that embeddors will have a hook to override
239 // with their own cleanup dir. See bugzilla bug #105087
240 rv = CloneMozBinDirectory(getter_AddRefs(localFile));
241 }
242
243 if (localFile && NS_SUCCEEDED(rv))
244 return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)_retval);
245
246 return rv;
247 }
248
249
250 NS_METHOD nsAppFileLocationProvider::CloneMozBinDirectory(nsIFile **aLocalFile)
251 {
252 if (NS_WARN_IF(!aLocalFile))
253 return NS_ERROR_INVALID_ARG;
254 nsresult rv;
255
256 if (!mMozBinDirectory)
257 {
258 // Get the mozilla bin directory
259 // 1. Check the directory service first for NS_XPCOM_CURRENT_PROCESS_DIR
260 // This will be set if a directory was passed to NS_InitXPCOM
261 // 2. If that doesn't work, set it to be the current process directory
262 nsCOMPtr<nsIProperties>
263 directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
264 if (NS_FAILED(rv))
265 return rv;
266
267 rv = directoryService->Get(NS_XPCOM_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
268 if (NS_FAILED(rv)) {
269 rv = directoryService->Get(NS_OS_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
270 if (NS_FAILED(rv))
271 return rv;
272 }
273 }
274
275 nsCOMPtr<nsIFile> aFile;
276 rv = mMozBinDirectory->Clone(getter_AddRefs(aFile));
277 if (NS_FAILED(rv))
278 return rv;
279
280 NS_IF_ADDREF(*aLocalFile = aFile);
281 return NS_OK;
282 }
283
284
285 //----------------------------------------------------------------------------------------
286 // GetProductDirectory - Gets the directory which contains the application data folder
287 //
288 // UNIX and WIN : <App Folder>/TorBrowser/Data/Browser
289 // Mac : <App Folder>/../../TorBrowser/Data/Browser
290 //----------------------------------------------------------------------------------------
291 NS_METHOD nsAppFileLocationProvider::GetProductDirectory(nsIFile **aLocalFile, bool aLocal)
292 {
293 if (NS_WARN_IF(!aLocalFile))
294 return NS_ERROR_INVALID_ARG;
295
296 nsresult rv;
297 bool exists;
298 nsCOMPtr<nsIFile> localDir;
299
300 rv = CloneMozBinDirectory(getter_AddRefs(localDir));
301 NS_ENSURE_SUCCESS(rv, rv);
302
303 int levelsToRemove = 1; // In FF21+, bin dir points to browser subdirectory.
304 #if defined(XP_MACOSX)
305 levelsToRemove += 2;
306 #endif
307 while (localDir && (levelsToRemove > 0)) {
308 // When crawling up the hierarchy, components named "." do not count.
309 nsAutoCString removedName;
310 rv = localDir->GetNativeLeafName(removedName);
311 NS_ENSURE_SUCCESS(rv, rv);
312 bool didRemove = !removedName.Equals(".");
313
314 // Remove a directory component.
315 nsCOMPtr<nsIFile> parentDir;
316 rv = localDir->GetParent(getter_AddRefs(parentDir));
317 NS_ENSURE_SUCCESS(rv, rv);
318 localDir = parentDir;
319
320 if (didRemove)
321 --levelsToRemove;
322 }
323
324 if (!localDir)
325 return NS_ERROR_FAILURE;
326
327 rv = localDir->AppendRelativeNativePath(NS_LITERAL_CSTRING("TorBrowser"
328 XPCOM_FILE_PATH_SEPARATOR "Data"
329 XPCOM_FILE_PATH_SEPARATOR "Browser"));
330 NS_ENSURE_SUCCESS(rv, rv);
331
332 if (aLocal) {
333 rv = localDir->AppendNative(NS_LITERAL_CSTRING("Caches"));
334 NS_ENSURE_SUCCESS(rv, rv);
335 }
336
337 rv = localDir->Exists(&exists);
338
339 if (NS_SUCCEEDED(rv) && !exists)
340 rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0700);
341
342 if (NS_FAILED(rv)) return rv;
343
344 *aLocalFile = localDir;
345 NS_ADDREF(*aLocalFile);
346
347 return rv;
348 }
349
350
351 //----------------------------------------------------------------------------------------
352 // GetDefaultUserProfileRoot - Gets the directory which contains each user profile dir
353 //----------------------------------------------------------------------------------------
354 NS_METHOD nsAppFileLocationProvider::GetDefaultUserProfileRoot(nsIFile **aLocalFile, bool aLocal)
355 {
356 if (NS_WARN_IF(!aLocalFile))
357 return NS_ERROR_INVALID_ARG;
358
359 nsresult rv;
360 nsCOMPtr<nsIFile> localDir;
361
362 rv = GetProductDirectory(getter_AddRefs(localDir), aLocal);
363 if (NS_FAILED(rv)) return rv;
364
365 *aLocalFile = localDir;
366 NS_ADDREF(*aLocalFile);
367
368 return rv;
369 }
370
371 //*****************************************************************************
372 // nsAppFileLocationProvider::nsIDirectoryServiceProvider2
373 //*****************************************************************************
374
375 class nsAppDirectoryEnumerator : public nsISimpleEnumerator
376 {
377 public:
378 NS_DECL_ISUPPORTS
379
380 /**
381 * aKeyList is a null-terminated list of properties which are provided by aProvider
382 * They do not need to be publicly defined keys.
383 */
384 nsAppDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider,
385 const char* aKeyList[]) :
386 mProvider(aProvider),
387 mCurrentKey(aKeyList)
388 {
389 }
390
391 NS_IMETHOD HasMoreElements(bool *result)
392 {
393 while (!mNext && *mCurrentKey)
394 {
395 bool dontCare;
396 nsCOMPtr<nsIFile> testFile;
397 (void)mProvider->GetFile(*mCurrentKey++, &dontCare, getter_AddRefs(testFile));
398 // Don't return a file which does not exist.
399 bool exists;
400 if (testFile && NS_SUCCEEDED(testFile->Exists(&exists)) && exists)
401 mNext = testFile;
402 }
403 *result = mNext != nullptr;
404 return NS_OK;
405 }
406
407 NS_IMETHOD GetNext(nsISupports **result)
408 {
409 if (NS_WARN_IF(!result))
410 return NS_ERROR_INVALID_ARG;
411 *result = nullptr;
412
413 bool hasMore;
414 HasMoreElements(&hasMore);
415 if (!hasMore)
416 return NS_ERROR_FAILURE;
417
418 *result = mNext;
419 NS_IF_ADDREF(*result);
420 mNext = nullptr;
421
422 return *result ? NS_OK : NS_ERROR_FAILURE;
423 }
424
425 // Virtual destructor since subclass nsPathsDirectoryEnumerator
426 // does not re-implement Release()
427
428 virtual ~nsAppDirectoryEnumerator()
429 {
430 }
431
432 protected:
433 nsIDirectoryServiceProvider *mProvider;
434 const char** mCurrentKey;
435 nsCOMPtr<nsIFile> mNext;
436 };
437
438 NS_IMPL_ISUPPORTS(nsAppDirectoryEnumerator, nsISimpleEnumerator)
439
440 /* nsPathsDirectoryEnumerator and PATH_SEPARATOR
441 * are not used on MacOS/X. */
442
443 #if defined(XP_WIN) /* Win32 */
444 #define PATH_SEPARATOR ';'
445 #else
446 #define PATH_SEPARATOR ':'
447 #endif
448
449 class nsPathsDirectoryEnumerator : public nsAppDirectoryEnumerator
450 {
451 public:
452 /**
453 * aKeyList is a null-terminated list.
454 * The first element is a path list.
455 * The remainder are properties provided by aProvider.
456 * They do not need to be publicly defined keys.
457 */
458 nsPathsDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider,
459 const char* aKeyList[]) :
460 nsAppDirectoryEnumerator(aProvider, aKeyList+1),
461 mEndPath(aKeyList[0])
462 {
463 }
464
465 NS_IMETHOD HasMoreElements(bool *result)
466 {
467 if (mEndPath)
468 while (!mNext && *mEndPath)
469 {
470 const char *pathVar = mEndPath;
471
472 // skip PATH_SEPARATORs at the begining of the mEndPath
473 while (*pathVar == PATH_SEPARATOR) pathVar++;
474
475 do { ++mEndPath; } while (*mEndPath && *mEndPath != PATH_SEPARATOR);
476
477 nsCOMPtr<nsIFile> localFile;
478 NS_NewNativeLocalFile(Substring(pathVar, mEndPath),
479 true,
480 getter_AddRefs(localFile));
481 if (*mEndPath == PATH_SEPARATOR)
482 ++mEndPath;
483 // Don't return a "file" (directory) which does not exist.
484 bool exists;
485 if (localFile &&
486 NS_SUCCEEDED(localFile->Exists(&exists)) &&
487 exists)
488 mNext = localFile;
489 }
490 if (mNext)
491 *result = true;
492 else
493 nsAppDirectoryEnumerator::HasMoreElements(result);
494
495 return NS_OK;
496 }
497
498 protected:
499 const char *mEndPath;
500 };
501
502 NS_IMETHODIMP
503 nsAppFileLocationProvider::GetFiles(const char *prop, nsISimpleEnumerator **_retval)
504 {
505 if (NS_WARN_IF(!_retval))
506 return NS_ERROR_INVALID_ARG;
507 *_retval = nullptr;
508 nsresult rv = NS_ERROR_FAILURE;
509
510 if (!nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR_LIST))
511 {
512 #ifdef MOZ_WIDGET_COCOA
513 // As of Java for Mac OS X 10.5 Update 10, Apple has (in effect) deprecated Java Plugin2 on
514 // on OS X 10.5, and removed the soft link to it from /Library/Internet Plug-Ins/. Java
515 // Plugin2 is still present and usable, but there are no longer any links to it in the
516 // "normal" locations. So we won't be able to find it unless we look in the "non-normal"
517 // location where it actually is. Safari can use the WebKit-specific JavaPluginCocoa.bundle,
518 // which (of course) is still fully supported on OS X 10.5. But we have no alternative to
519 // using Java Plugin2. For more information see bug 668639.
520 static const char* keys[] = { NS_APP_PLUGINS_DIR, NS_MACOSX_USER_PLUGIN_DIR,
521 NS_MACOSX_LOCAL_PLUGIN_DIR,
522 IsOSXLeopard() ? NS_MACOSX_JAVA2_PLUGIN_DIR : nullptr, nullptr };
523 *_retval = new nsAppDirectoryEnumerator(this, keys);
524 #else
525 #ifdef XP_UNIX
526 static const char* keys[] = { nullptr, NS_USER_PLUGINS_DIR, NS_APP_PLUGINS_DIR, NS_SYSTEM_PLUGINS_DIR, nullptr };
527 #else
528 static const char* keys[] = { nullptr, NS_USER_PLUGINS_DIR, NS_APP_PLUGINS_DIR, nullptr };
529 #endif
530 if (!keys[0] && !(keys[0] = PR_GetEnv("MOZ_PLUGIN_PATH"))) {
531 static const char nullstr = 0;
532 keys[0] = &nullstr;
533 }
534 *_retval = new nsPathsDirectoryEnumerator(this, keys);
535 #endif
536 NS_IF_ADDREF(*_retval);
537 rv = *_retval ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
538 }
539 if (!nsCRT::strcmp(prop, NS_APP_SEARCH_DIR_LIST))
540 {
541 static const char* keys[] = { nullptr, NS_APP_SEARCH_DIR, NS_APP_USER_SEARCH_DIR, nullptr };
542 if (!keys[0] && !(keys[0] = PR_GetEnv("MOZ_SEARCH_ENGINE_PATH"))) {
543 static const char nullstr = 0;
544 keys[0] = &nullstr;
545 }
546 *_retval = new nsPathsDirectoryEnumerator(this, keys);
547 NS_IF_ADDREF(*_retval);
548 rv = *_retval ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
549 }
550 return rv;
551 }
552
553 #if defined(MOZ_WIDGET_COCOA)
554 bool
555 nsAppFileLocationProvider::IsOSXLeopard()
556 {
557 static SInt32 version = 0;
558
559 if (!version) {
560 OSErr err = ::Gestalt(gestaltSystemVersion, &version);
561 if (err != noErr) {
562 version = 0;
563 } else {
564 version &= 0xFFFF; // The system version is in the low order word
565 }
566 }
567
568 return ((version >= 0x1050) && (version < 0x1060));
569 }
570 #endif

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