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/*
* Copyright 2020 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef RTC_BASE_SYNCHRONIZATION_MUTEX_ABSEIL_H_
#define RTC_BASE_SYNCHRONIZATION_MUTEX_ABSEIL_H_
#include "absl/base/attributes.h"
#include "absl/synchronization/mutex.h"
#include "rtc_base/thread_annotations.h"
namespace webrtc {
class RTC_LOCKABLE MutexImpl final {
public:
MutexImpl() = default;
MutexImpl(const MutexImpl&) = delete;
MutexImpl& operator=(const MutexImpl&) = delete;
void Lock() RTC_EXCLUSIVE_LOCK_FUNCTION() { mutex_.Lock(); }
ABSL_MUST_USE_RESULT bool TryLock() RTC_EXCLUSIVE_TRYLOCK_FUNCTION(true) {
return mutex_.TryLock();
}
void AssertHeld() const RTC_ASSERT_EXCLUSIVE_LOCK() {
#if RTC_DCHECK_IS_ON
mutex_.AssertHeld();
#endif
}
void Unlock() RTC_UNLOCK_FUNCTION() { mutex_.Unlock(); }
private:
absl::Mutex mutex_;
};
} // namespace webrtc
#endif // RTC_BASE_SYNCHRONIZATION_MUTEX_ABSEIL_H_
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