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/*
   FALCON - The Falcon Programming Language.
   FILE: baton.h

   Baton synchronization structure.
   -------------------------------------------------------------------
   Author: Giancarlo Niccolai
   Begin: Sat, 14 Mar 2009 00:03:28 +0100

   -------------------------------------------------------------------
   (C) Copyright 2004: the FALCON developers (see list in AUTHORS file)

   See LICENSE file for licensing details.
*/

#ifndef FLC_BATON_H
#define FLC_BATON_H

#include <falcon/setup.h>
#include <falcon/basealloc.h>

namespace Falcon {

class FALCON_DYN_CLASS Baton: public BaseAlloc
{
   void *m_data;

public:
   Baton( bool bBusy = false );
   virtual ~Baton();
   
   virtual void acquire();
   
   bool tryAcquire();
   
   virtual void release();
   
   void checkBlock();
   
   bool block();
   
   bool unblock();
   
   bool busy();

   virtual void onBlockedAcquire();

};

}

#endif

/* end of baton.h */

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