/*
* Copyright (C) 2014 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
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* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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*/
#ifndef WebWaitableEvent_h
#define WebWaitableEvent_h
#include "WebCommon.h"
namespace blink {
// Provides a thread synchronization that can be used to allow one thread to
// wait until another thread to finish some work.
class WebWaitableEvent {
public:
virtual ~WebWaitableEvent() { }
// Waits indefinitely for the event to be signaled.
virtual void wait() = 0;
// Puts the event in the signaled state. Causing any thread blocked on Wait
// to be woken up. The event state is reset to non-signaled after
// a waiting thread has been released.
virtual void signal() = 0;
};
} // namespace blink
#endif // WebWaitableEvent_h