YugabyteDB (2.13.1.0-b60, 21121d69985fbf76aa6958d8f04a9bfa936293b5)

//

// Copyright (c) YugaByte, 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.

#ifndef YB_UTIL_SHARED_LOCK_H

#define YB_UTIL_SHARED_LOCK_H

#include <shared_mutex>

#include "yb/gutil/thread_annotations.h"

namespace yb {

// A wrapper around Boost shared lock that supports thread annotations.

template<typename Mutex>

class SCOPED_CAPABILITY SharedLock {

 public:

  explicit SharedLock(Mutex &mutex) ACQUIRE_SHARED(mutex) : m_lock(mutex) {}

yb::SharedLock<yb::rw_semaphore>::SharedLock(yb::rw_semaphore&)

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27

342k

  explicit SharedLock(Mutex &mutex) ACQUIRE_SHARED(mutex) : m_lock(mutex) {}

yb::SharedLock<yb::rw_spinlock>::SharedLock(yb::rw_spinlock&)

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27

836M

  explicit SharedLock(Mutex &mutex) ACQUIRE_SHARED(mutex) : m_lock(mutex) {}

yb::SharedLock<yb::RWMutex>::SharedLock(yb::RWMutex&)

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27

51.1M

  explicit SharedLock(Mutex &mutex) ACQUIRE_SHARED(mutex) : m_lock(mutex) {}

yb::SharedLock<std::__1::shared_timed_mutex>::SharedLock(std::__1::shared_timed_mutex&)

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27

26.2M

  explicit SharedLock(Mutex &mutex) ACQUIRE_SHARED(mutex) : m_lock(mutex) {}

  ~SharedLock() RELEASE() = default;

yb::SharedLock<yb::rw_semaphore>::~SharedLock()

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28

342k

  ~SharedLock() RELEASE() = default;

yb::SharedLock<yb::rw_spinlock>::~SharedLock()

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28

836M

  ~SharedLock() RELEASE() = default;

yb::SharedLock<yb::RWMutex>::~SharedLock()

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Source

28

51.1M

  ~SharedLock() RELEASE() = default;

yb::SharedLock<std::__1::shared_timed_mutex>::~SharedLock()

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Source

28

26.2M

  ~SharedLock() RELEASE() = default;

 private:

  std::shared_lock<Mutex> m_lock;

};

} // namespace yb

#endif  // YB_UTIL_SHARED_LOCK_H