jack2/windows/JackWinProcessSync.h

/*
Copyright (C) 2004-2006 Grame

This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#ifndef __JackWinProcessSync__
#define __JackWinProcessSync__

#include "JackWinMutex.h"

namespace Jack
{

/*!
\brief  A synchronization primitive built using a condition variable.
*/

class JackWinProcessSync : public JackWinMutex
{

    private:

        HANDLE fEvent;

    public:

        JackWinProcessSync():JackWinMutex()
        {
            fEvent = (HANDLE)CreateEvent(NULL, FALSE, FALSE, NULL);
        }
        ~JackWinProcessSync()
        {
            CloseHandle(fEvent);
        }
        
        bool TimedWait(long usec);
        bool LockedTimedWait(long usec);
        
        void Wait();
        void LockedWait();
         
        void Signal();
        void LockedSignal();
         
        void SignalAll();
        void LockedSignalAll();
};

} // end of namespace

#endif