TWin32Mutex.h

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// @(#)root/thread:$Id$
// Author: Bertrand Bellenot  20/10/2004
 
/*************************************************************************
 * Copyright (C) 1995-2004, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#ifndef ROOT_TWin32Mutex
#define ROOT_TWin32Mutex
 
 
//////////////////////////////////////////////////////////////////////////
//                                                                      //
// TWin32Mutex                                                          //
//                                                                      //
// This class provides an interface to the Win32 mutex routines.        //
//                                                                      //
//////////////////////////////////////////////////////////////////////////
 
#include "TMutexImp.h"
 
#include "Windows4Root.h"
 
#ifdef __CINT__
struct CRITICAL_SECTION;
#endif
 
class TWin32Mutex : public TMutexImp {
 
friend class TWin32Condition;
 
private:
   CRITICAL_SECTION fCritSect;
 
   enum EStatusBits { kIsRecursive = BIT(14) };
 
public:
   TWin32Mutex(Bool_t recursive=kFALSE);
   virtual ~TWin32Mutex();
 
   Int_t  Lock();
   Int_t  UnLock();
   Int_t  TryLock();
 
   ClassDef(TWin32Mutex,0)  // Win32 mutex lock
};
 
#endif