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Changes to avoid recursion if NSLog() is called during NSUserDefaults initialisation

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rfm 2024-11-29 10:42:40 +00:00
parent e542cb7dff
commit 672fe7f909
1 changed files with 35 additions and 18 deletions
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53
Source/NSUserDefaults.m
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@ -99,6 +99,7 @@ static NSDictionary *argumentsDictionary = nil;
static NSString *bundleIdentifier = nil;
static NSRecursiveLock *classLock = nil;
static NSLock *syncLock = nil;
static BOOL initializing = NO;
/* Flag to say whether the sharedDefaults variable has been set up by a
* call to the +standardUserDefaults method. If this is YES but the variable
@ -695,6 +696,7 @@ newLanguages(NSArray *oldNames)
NSString *key;
beenHere = YES;
initializing = YES;
nextObjectSel = @selector(nextObject);
objectForKeySel = @selector(objectForKey:);
addSel = @selector(addEntriesFromDictionary:);
@ -712,16 +714,19 @@ newLanguages(NSArray *oldNames)
[self registerAtExit];
key = [GSPrivateInfoDictionary(nil) objectForKey: @"CFBundleIdentifier"];
if ([key isKindOfClass: [NSString class]])
{
bundleIdentifier = [key copy];
}
else
if (NO == [key isKindOfClass: [NSString class]])
{
/* No bundle identifier found: use the process name instead.
*/
bundleIdentifier = [[[NSProcessInfo processInfo] processName] copy];
key = [[NSProcessInfo processInfo] processName];
if (NO == [key isKindOfClass: [NSString class]])
{
fprintf(stderr, "+[NSUserDefaults initialize] unable to"
" determine bundle identfier or process name.\n");
key = nil;
}
}
bundleIdentifier = [key copy];
/* Initialise the defaults flags to take values from the
* process arguments. These are otherwise set in updateCache()
@ -790,6 +795,7 @@ newLanguages(NSArray *oldNames)
[self _createArgumentDictionary: args];
LEAVE_POOL
initializing = NO;
}
}
@ -1049,8 +1055,11 @@ newLanguages(NSArray *oldNames)
*/
[defs->_searchList addObject: GSPrimaryDomain];
[defs->_searchList addObject: NSArgumentDomain];
[defs->_searchList addObject: bundleIdentifier];
[defs persistentDomainForName: bundleIdentifier];
if (bundleIdentifier)
{
[defs->_searchList addObject: bundleIdentifier];
[defs persistentDomainForName: bundleIdentifier];
}
[defs->_searchList addObject: NSGlobalDomain];
[defs persistentDomainForName: NSGlobalDomain];
[defs->_searchList addObject: GSConfigDomain];
@ -2331,16 +2340,24 @@ GSPrivateDefaultsFlag(GSUserDefaultFlagType type)
{
if (nil == classLock)
{
/* The order of +initialise of NSUserDefaults is such that our
* flags[] array is set up directly from the process arguments
* before classLock is created, so once * that variable exists
* this function may be used safely.
*/
[NSUserDefaults class];
if (NO == hasSharedDefaults)
{
[NSUserDefaults standardUserDefaults];
}
if (initializing)
{
fprintf(stderr, "GSPrivateDefaultsFlag() called within"
" +[NSUserDefaults initialize] always returns NO.\n");
}
else
{
/* The order of +initialise of NSUserDefaults is such that our
* flags[] array is set up directly from the process arguments
* before classLock is created, so once that variable exists
* this function may be used safely.
*/
[NSUserDefaults class];
if (NO == hasSharedDefaults)
{
[NSUserDefaults standardUserDefaults];
}
}
}
return flags[type];
}