diff options
Diffstat (limited to 'Foundation/GTMGarbageCollection.h')
| -rw-r--r-- | Foundation/GTMGarbageCollection.h | 72 |
1 files changed, 2 insertions, 70 deletions
diff --git a/Foundation/GTMGarbageCollection.h b/Foundation/GTMGarbageCollection.h index 93d4efa..19ba255 100644 --- a/Foundation/GTMGarbageCollection.h +++ b/Foundation/GTMGarbageCollection.h @@ -1,72 +1,4 @@ // -// GTMGarbageCollection.h +// This file previously included utility functions for working +// with Garbage Collection on Mac OS X. // -// Copyright 2007-2008 Google Inc. -// -// Licensed under the Apache License, Version 2.0 (the "License"); you may not -// use this file except in compliance with the License. You may obtain a copy -// of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -// License for the specific language governing permissions and limitations under -// the License. -// - -#import <Foundation/Foundation.h> - -#import "GTMDefines.h" - -// This allows us to easily move our code from GC to non GC. -// They are no-ops unless we are require Leopard or above. -// See -// http://developer.apple.com/documentation/Cocoa/Conceptual/GarbageCollection/index.html -// and -// http://developer.apple.com/documentation/Cocoa/Conceptual/GarbageCollection/Articles/gcCoreFoundation.html#//apple_ref/doc/uid/TP40006687-SW1 -// for details. - -#if (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5) && !GTM_IPHONE_SDK -// General use would be to call this through GTMCFAutorelease -// but there may be a reason the you want to make something collectable -// but not autoreleased, especially in pure GC code where you don't -// want to bother with the nop autorelease. Done as a define instead of an -// inline so that tools like Clang's scan-build don't report code as leaking. -#define GTMNSMakeCollectable(cf) ((id)NSMakeCollectable(cf)) - -// GTMNSMakeUncollectable is for global maps, etc. that we don't -// want released ever. You should still retain these in non-gc code. -GTM_INLINE void GTMNSMakeUncollectable(id object) { - [[NSGarbageCollector defaultCollector] disableCollectorForPointer:object]; -} - -// Hopefully no code really needs this, but GTMIsGarbageCollectionEnabled is -// a common way to check at runtime if GC is on. -// There are some places where GC doesn't work w/ things w/in Apple's -// frameworks, so this is here so GTM unittests and detect it, and not run -// individual tests to work around bugs in Apple's frameworks. -GTM_INLINE BOOL GTMIsGarbageCollectionEnabled(void) { - return ([NSGarbageCollector defaultCollector] != nil); -} - -#else - -#define GTMNSMakeCollectable(cf) ((id)(cf)) - -GTM_INLINE void GTMNSMakeUncollectable(id object) { -} - -GTM_INLINE BOOL GTMIsGarbageCollectionEnabled(void) { - return NO; -} - -#endif - -// GTMCFAutorelease makes a CF object collectable in GC mode, or adds it -// to the autorelease pool in non-GC mode. Either way it is taken care -// of. Done as a define instead of an inline so that tools like Clang's -// scan-build don't report code as leaking. -#define GTMCFAutorelease(cf) ([GTMNSMakeCollectable(cf) autorelease]) - |