screen_drawer_lock_posix.h

Enable keyboard shortcuts

/*

 *  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 MODULES_DESKTOP_CAPTURE_SCREEN_DRAWER_LOCK_POSIX_H_

#define MODULES_DESKTOP_CAPTURE_SCREEN_DRAWER_LOCK_POSIX_H_

#include <semaphore.h>

#include "absl/strings/string_view.h"

#include "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(absl::string_view name);

 private:

  sem_t* semaphore_;

};

}  // namespace webrtc

#endif  // MODULES_DESKTOP_CAPTURE_SCREEN_DRAWER_LOCK_POSIX_H_