2022-06-25 11:52:00 +08:00

23 lines
718 B
Objective-C

//
// Copyright (c) 2016-present, Facebook, Inc.
// All rights reserved.
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
#import <Foundation/Foundation.h>
NS_ASSUME_NONNULL_BEGIN
typedef __attribute__((capability("mutex"))) pthread_mutex_t *SRMutex;
extern SRMutex SRMutexInitRecursive(void);
extern void SRMutexDestroy(SRMutex mutex);
extern void SRMutexLock(SRMutex mutex) __attribute__((acquire_capability(mutex)));
extern void SRMutexUnlock(SRMutex mutex) __attribute__((release_capability(mutex)));
NS_ASSUME_NONNULL_END