Gianluca Bertani
60 lines
1.3 KiB
Objective-C
60 lines
1.3 KiB
Objective-C
//
|
|
// ARC Helper
|
|
//
|
|
// Version 2.1
|
|
//
|
|
// Created by Nick Lockwood on 05/01/2012.
|
|
// Copyright 2012 Charcoal Design
|
|
//
|
|
// Distributed under the permissive zlib license
|
|
// Get the latest version from here:
|
|
//
|
|
// https://gist.github.com/1563325
|
|
//
|
|
|
|
#ifndef ah_retain
|
|
#if __has_feature(objc_arc)
|
|
#define ah_retain self
|
|
#define ah_dealloc self
|
|
#define release self
|
|
#define autorelease self
|
|
#else
|
|
#define ah_retain retain
|
|
#define ah_dealloc dealloc
|
|
#define __bridge
|
|
#endif
|
|
#endif
|
|
|
|
// Weak reference support
|
|
|
|
#import <Availability.h>
|
|
#if (!__has_feature(objc_arc)) || \
|
|
(defined __IPHONE_OS_VERSION_MIN_REQUIRED && \
|
|
__IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_5_0) || \
|
|
(defined __MAC_OS_X_VERSION_MIN_REQUIRED && \
|
|
__MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_7)
|
|
#undef weak
|
|
#define weak unsafe_unretained
|
|
#undef __weak
|
|
#define __weak __unsafe_unretained
|
|
#endif
|
|
|
|
// Weak delegate support
|
|
|
|
#ifndef ah_weak
|
|
#import <Availability.h>
|
|
#if (__has_feature(objc_arc)) && \
|
|
((defined __IPHONE_OS_VERSION_MIN_REQUIRED && \
|
|
__IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_5_0) || \
|
|
(defined __MAC_OS_X_VERSION_MIN_REQUIRED && \
|
|
__MAC_OS_X_VERSION_MIN_REQUIRED > __MAC_10_7))
|
|
#define ah_weak weak
|
|
#define __ah_weak __weak
|
|
#else
|
|
#define ah_weak unsafe_unretained
|
|
#define __ah_weak __unsafe_unretained
|
|
#endif
|
|
#endif
|
|
|
|
// ARC Helper ends
|