| /* | 
 |  *  Copyright (c) 2011 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 WEBRTC_SYSTEM_WRAPPERS_SOURCE_CRITICAL_SECTION_POSIX_H_ | 
 | #define WEBRTC_SYSTEM_WRAPPERS_SOURCE_CRITICAL_SECTION_POSIX_H_ | 
 |  | 
 | #include "webrtc/system_wrappers/interface/critical_section_wrapper.h" | 
 |  | 
 | #include <pthread.h> | 
 |  | 
 | namespace webrtc { | 
 |  | 
 | class CriticalSectionPosix : public CriticalSectionWrapper { | 
 |  public: | 
 |   CriticalSectionPosix(); | 
 |  | 
 |   virtual ~CriticalSectionPosix(); | 
 |  | 
 |   virtual void Enter() OVERRIDE; | 
 |   virtual void Leave() OVERRIDE; | 
 |  | 
 |  private: | 
 |   pthread_mutex_t mutex_; | 
 |   friend class ConditionVariablePosix; | 
 | }; | 
 |  | 
 | }  // namespace webrtc | 
 |  | 
 | #endif  // WEBRTC_SYSTEM_WRAPPERS_SOURCE_CRITICAL_SECTION_POSIX_H_ |