shared_mutex_posix.cc

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#include "flutter/fml/platform/posix/shared_mutex_posix.h"
 
#include "flutter/fml/logging.h"
 
namespace fml {
 
SharedMutex* SharedMutex::Create() {
  return new SharedMutexPosix();
}
 
SharedMutexPosix::SharedMutexPosix() {
  FML_CHECK(pthread_rwlock_init(&rwlock_, nullptr) == 0);
}
 
void SharedMutexPosix::Lock() {
  pthread_rwlock_wrlock(&rwlock_);
}
 
void SharedMutexPosix::LockShared() {
  pthread_rwlock_rdlock(&rwlock_);
}
 
void SharedMutexPosix::Unlock() {
  pthread_rwlock_unlock(&rwlock_);
}
 
void SharedMutexPosix::UnlockShared() {
  pthread_rwlock_unlock(&rwlock_);
}
 
}  // namespace fml