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 #include "webrtc/system_wrappers/include/condition_variable_wrapper.h" 12 13 #if defined(_WIN32) 14 #include <windows.h> 15 #include "webrtc/system_wrappers/source/condition_variable_event_win.h" 16 #include "webrtc/system_wrappers/source/condition_variable_native_win.h" 17 #elif defined(WEBRTC_LINUX) || defined(WEBRTC_MAC) 18 #include <pthread.h> 19 #include "webrtc/system_wrappers/source/condition_variable_posix.h" 20 #endif 21 22 namespace webrtc { 23 CreateConditionVariable()24ConditionVariableWrapper* ConditionVariableWrapper::CreateConditionVariable() { 25 #if defined(_WIN32) 26 // Try to create native condition variable implementation. 27 ConditionVariableWrapper* ret_val = ConditionVariableNativeWin::Create(); 28 if (!ret_val) { 29 // Native condition variable implementation does not exist. Create generic 30 // condition variable based on events. 31 ret_val = new ConditionVariableEventWin(); 32 } 33 return ret_val; 34 #elif defined(WEBRTC_LINUX) || defined(WEBRTC_MAC) 35 return ConditionVariablePosix::Create(); 36 #else 37 return NULL; 38 #endif 39 } 40 41 } // namespace webrtc 42