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Merge pull request #98 from SDWebImage/project/copy_private_macro_and…
…_fix_build Copy the macros from SDWebImage Core repo to fix build issue
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github "SDWebImage/SDWebImage" "5.18.4" | ||
github "SDWebImage/SDWebImage" "5.18.10" | ||
github "SDWebImage/libwebp-Xcode" "1.3.2" |
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/* | ||
* This file is part of the SDWebImage package. | ||
* (c) Olivier Poitrey <[email protected]> | ||
* | ||
* For the full copyright and license information, please view the LICENSE | ||
* file that was distributed with this source code. | ||
*/ | ||
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#import <Foundation/Foundation.h> | ||
#import <os/lock.h> | ||
#import <libkern/OSAtomic.h> | ||
#import "SDmetamacros.h" | ||
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#define SD_USE_OS_UNFAIR_LOCK TARGET_OS_MACCATALYST ||\ | ||
(__IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_10_0) ||\ | ||
(__MAC_OS_X_VERSION_MIN_REQUIRED >= __MAC_10_12) ||\ | ||
(__TV_OS_VERSION_MIN_REQUIRED >= __TVOS_10_0) ||\ | ||
(__WATCH_OS_VERSION_MIN_REQUIRED >= __WATCHOS_3_0) | ||
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#ifndef SD_LOCK_DECLARE | ||
#if SD_USE_OS_UNFAIR_LOCK | ||
#define SD_LOCK_DECLARE(lock) os_unfair_lock lock | ||
#else | ||
#define SD_LOCK_DECLARE(lock) os_unfair_lock lock API_AVAILABLE(ios(10.0), tvos(10), watchos(3), macos(10.12)); \ | ||
OSSpinLock lock##_deprecated; | ||
#endif | ||
#endif | ||
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#ifndef SD_LOCK_DECLARE_STATIC | ||
#if SD_USE_OS_UNFAIR_LOCK | ||
#define SD_LOCK_DECLARE_STATIC(lock) static os_unfair_lock lock | ||
#else | ||
#define SD_LOCK_DECLARE_STATIC(lock) static os_unfair_lock lock API_AVAILABLE(ios(10.0), tvos(10), watchos(3), macos(10.12)); \ | ||
static OSSpinLock lock##_deprecated; | ||
#endif | ||
#endif | ||
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#ifndef SD_LOCK_INIT | ||
#if SD_USE_OS_UNFAIR_LOCK | ||
#define SD_LOCK_INIT(lock) lock = OS_UNFAIR_LOCK_INIT | ||
#else | ||
#define SD_LOCK_INIT(lock) if (@available(iOS 10, tvOS 10, watchOS 3, macOS 10.12, *)) lock = OS_UNFAIR_LOCK_INIT; \ | ||
else lock##_deprecated = OS_SPINLOCK_INIT; | ||
#endif | ||
#endif | ||
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#ifndef SD_LOCK | ||
#if SD_USE_OS_UNFAIR_LOCK | ||
#define SD_LOCK(lock) os_unfair_lock_lock(&lock) | ||
#else | ||
#define SD_LOCK(lock) if (@available(iOS 10, tvOS 10, watchOS 3, macOS 10.12, *)) os_unfair_lock_lock(&lock); \ | ||
else OSSpinLockLock(&lock##_deprecated); | ||
#endif | ||
#endif | ||
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#ifndef SD_UNLOCK | ||
#if SD_USE_OS_UNFAIR_LOCK | ||
#define SD_UNLOCK(lock) os_unfair_lock_unlock(&lock) | ||
#else | ||
#define SD_UNLOCK(lock) if (@available(iOS 10, tvOS 10, watchOS 3, macOS 10.12, *)) os_unfair_lock_unlock(&lock); \ | ||
else OSSpinLockUnlock(&lock##_deprecated); | ||
#endif | ||
#endif | ||
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#ifndef SD_OPTIONS_CONTAINS | ||
#define SD_OPTIONS_CONTAINS(options, value) (((options) & (value)) == (value)) | ||
#endif | ||
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#ifndef SD_CSTRING | ||
#define SD_CSTRING(str) #str | ||
#endif | ||
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#ifndef SD_NSSTRING | ||
#define SD_NSSTRING(str) @(SD_CSTRING(str)) | ||
#endif | ||
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#ifndef SD_SEL_SPI | ||
#define SD_SEL_SPI(name) NSSelectorFromString([NSString stringWithFormat:@"_%@", SD_NSSTRING(name)]) | ||
#endif | ||
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#ifndef weakify | ||
#define weakify(...) \ | ||
sd_keywordify \ | ||
metamacro_foreach_cxt(sd_weakify_,, __weak, __VA_ARGS__) | ||
#endif | ||
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#ifndef strongify | ||
#define strongify(...) \ | ||
sd_keywordify \ | ||
_Pragma("clang diagnostic push") \ | ||
_Pragma("clang diagnostic ignored \"-Wshadow\"") \ | ||
metamacro_foreach(sd_strongify_,, __VA_ARGS__) \ | ||
_Pragma("clang diagnostic pop") | ||
#endif | ||
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#define sd_weakify_(INDEX, CONTEXT, VAR) \ | ||
CONTEXT __typeof__(VAR) metamacro_concat(VAR, _weak_) = (VAR); | ||
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#define sd_strongify_(INDEX, VAR) \ | ||
__strong __typeof__(VAR) VAR = metamacro_concat(VAR, _weak_); | ||
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#if DEBUG | ||
#define sd_keywordify autoreleasepool {} | ||
#else | ||
#define sd_keywordify try {} @catch (...) {} | ||
#endif | ||
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#ifndef onExit | ||
#define onExit \ | ||
sd_keywordify \ | ||
__strong sd_cleanupBlock_t metamacro_concat(sd_exitBlock_, __LINE__) __attribute__((cleanup(sd_executeCleanupBlock), unused)) = ^ | ||
#endif | ||
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typedef void (^sd_cleanupBlock_t)(void); | ||
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#if defined(__cplusplus) | ||
extern "C" { | ||
#endif | ||
void sd_executeCleanupBlock (__strong sd_cleanupBlock_t *block); | ||
#if defined(__cplusplus) | ||
} | ||
#endif | ||
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/** | ||
* \@keypath allows compile-time verification of key paths. Given a real object | ||
* receiver and key path: | ||
* | ||
* @code | ||
NSString *UTF8StringPath = @keypath(str.lowercaseString.UTF8String); | ||
// => @"lowercaseString.UTF8String" | ||
NSString *versionPath = @keypath(NSObject, version); | ||
// => @"version" | ||
NSString *lowercaseStringPath = @keypath(NSString.new, lowercaseString); | ||
// => @"lowercaseString" | ||
* @endcode | ||
* | ||
* ... the macro returns an \c NSString containing all but the first path | ||
* component or argument (e.g., @"lowercaseString.UTF8String", @"version"). | ||
* | ||
* In addition to simply creating a key path, this macro ensures that the key | ||
* path is valid at compile-time (causing a syntax error if not), and supports | ||
* refactoring, such that changing the name of the property will also update any | ||
* uses of \@keypath. | ||
*/ | ||
#define keypath(...) \ | ||
_Pragma("clang diagnostic push") \ | ||
_Pragma("clang diagnostic ignored \"-Warc-repeated-use-of-weak\"") \ | ||
(NO).boolValue ? ((NSString * _Nonnull)nil) : ((NSString * _Nonnull)@(cStringKeypath(__VA_ARGS__))) \ | ||
_Pragma("clang diagnostic pop") \ | ||
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#define cStringKeypath(...) \ | ||
metamacro_if_eq(1, metamacro_argcount(__VA_ARGS__))(keypath1(__VA_ARGS__))(keypath2(__VA_ARGS__)) | ||
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#define keypath1(PATH) \ | ||
(((void)(NO && ((void)PATH, NO)), \ | ||
({ char *__extobjckeypath__ = strchr(# PATH, '.'); NSCAssert(__extobjckeypath__, @"Provided key path is invalid."); __extobjckeypath__ + 1; }))) | ||
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#define keypath2(OBJ, PATH) \ | ||
(((void)(NO && ((void)OBJ.PATH, NO)), # PATH)) | ||
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/** | ||
* \@collectionKeypath allows compile-time verification of key paths across collections NSArray/NSSet etc. Given a real object | ||
* receiver, collection object receiver and related keypaths: | ||
* | ||
* @code | ||
NSString *employeesFirstNamePath = @collectionKeypath(department.employees, Employee.new, firstName) | ||
// => @"employees.firstName" | ||
NSString *employeesFirstNamePath = @collectionKeypath(Department.new, employees, Employee.new, firstName) | ||
// => @"employees.firstName" | ||
* @endcode | ||
* | ||
*/ | ||
#define collectionKeypath(...) \ | ||
metamacro_if_eq(3, metamacro_argcount(__VA_ARGS__))(collectionKeypath3(__VA_ARGS__))(collectionKeypath4(__VA_ARGS__)) | ||
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#define collectionKeypath3(PATH, COLLECTION_OBJECT, COLLECTION_PATH) \ | ||
(YES).boolValue ? (NSString * _Nonnull)@((const char * _Nonnull)[[NSString stringWithFormat:@"%s.%s", cStringKeypath(PATH), cStringKeypath(COLLECTION_OBJECT, COLLECTION_PATH)] UTF8String]) : (NSString * _Nonnull)nil | ||
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#define collectionKeypath4(OBJ, PATH, COLLECTION_OBJECT, COLLECTION_PATH) \ | ||
(YES).boolValue ? (NSString * _Nonnull)@((const char * _Nonnull)[[NSString stringWithFormat:@"%s.%s", cStringKeypath(OBJ, PATH), cStringKeypath(COLLECTION_OBJECT, COLLECTION_PATH)] UTF8String]) : (NSString * _Nonnull)nil |
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