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
22namespace webrtc {
23
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