1 /* 2 * Copyright (c) 2011 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 #ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_CONDITION_VARIABLE_POSIX_H_ 12 #define WEBRTC_SYSTEM_WRAPPERS_SOURCE_CONDITION_VARIABLE_POSIX_H_ 13 14 #include <pthread.h> 15 16 #include "webrtc/system_wrappers/include/condition_variable_wrapper.h" 17 #include "webrtc/typedefs.h" 18 19 namespace webrtc { 20 21 class ConditionVariablePosix : public ConditionVariableWrapper { 22 public: 23 static ConditionVariableWrapper* Create(); 24 ~ConditionVariablePosix() override; 25 26 void SleepCS(CriticalSectionWrapper& crit_sect) override; 27 bool SleepCS(CriticalSectionWrapper& crit_sect, 28 unsigned long max_time_in_ms) override; 29 void Wake() override; 30 void WakeAll() override; 31 32 private: 33 ConditionVariablePosix(); 34 int Construct(); 35 36 private: 37 pthread_cond_t cond_; 38 }; 39 40 } // namespace webrtc 41 42 #endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_CONDITION_VARIABLE_POSIX_H_ 43