blob: a768066533bf5b531ab38d276ae3db7aa843f2e1 [file] [log] [blame]
/*
* Copyright (c) 2017 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_MODULES_DESKTOP_CAPTURE_SCREEN_DRAWER_LOCK_POSIX_H_
#define WEBRTC_MODULES_DESKTOP_CAPTURE_SCREEN_DRAWER_LOCK_POSIX_H_
#include <semaphore.h>
#include "webrtc/modules/desktop_capture/screen_drawer.h"
namespace webrtc {
class ScreenDrawerLockPosix final : public ScreenDrawerLock {
public:
ScreenDrawerLockPosix();
// Provides a name other than the default one for test only.
explicit ScreenDrawerLockPosix(const char* name);
~ScreenDrawerLockPosix() override;
// Unlinks the named semaphore actively. This will remove the sem_t object in
// the system and allow others to create a different sem_t object with the
// same/ name.
static void Unlink(const char* name);
private:
sem_t* semaphore_;
};
} // namespace webrtc
#endif // WEBRTC_MODULES_DESKTOP_CAPTURE_SCREEN_DRAWER_LOCK_POSIX_H_