1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 // General note: return values for the various pthread synchronization APIs 12 // are explicitly ignored here. In Chromium, the same thing is done for release. 13 // However, in debugging, failure in these APIs are logged. There is currently 14 // no equivalent to DCHECK_EQ in WebRTC code so this is the best we can do here. 15 // TODO(henrike): add logging when pthread synchronization APIs are failing. 16 17 #include "critical_section_posix.h" 18 19 namespace webrtc { 20 CriticalSectionPosix()21CriticalSectionPosix::CriticalSectionPosix() 22 { 23 pthread_mutexattr_t attr; 24 (void) pthread_mutexattr_init(&attr); 25 (void) pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); 26 (void) pthread_mutex_init(&_mutex, &attr); 27 } 28 ~CriticalSectionPosix()29CriticalSectionPosix::~CriticalSectionPosix() 30 { 31 (void) pthread_mutex_destroy(&_mutex); 32 } 33 34 void Enter()35CriticalSectionPosix::Enter() 36 { 37 (void) pthread_mutex_lock(&_mutex); 38 } 39 40 void Leave()41CriticalSectionPosix::Leave() 42 { 43 (void) pthread_mutex_unlock(&_mutex); 44 } 45 46 } // namespace webrtc 47