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. 14 // TODO(henrike): add logging when pthread synchronization APIs are failing. 15 16 #include "webrtc/system_wrappers/source/critical_section_posix.h" 17 18 namespace webrtc { 19 CriticalSectionPosix()20CriticalSectionPosix::CriticalSectionPosix() { 21 pthread_mutexattr_t attr; 22 (void) pthread_mutexattr_init(&attr); 23 (void) pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); 24 (void) pthread_mutex_init(&mutex_, &attr); 25 } 26 ~CriticalSectionPosix()27CriticalSectionPosix::~CriticalSectionPosix() { 28 (void) pthread_mutex_destroy(&mutex_); 29 } 30 31 void Enter()32CriticalSectionPosix::Enter() { 33 (void) pthread_mutex_lock(&mutex_); 34 } 35 36 void Leave()37CriticalSectionPosix::Leave() { 38 (void) pthread_mutex_unlock(&mutex_); 39 } 40 41 } // namespace webrtc 42