ROOT_528-00b_version: include/TMutexImp.h Source File

00001 // @(#)root/thread:$Id: TMutexImp.h 20882 2007-11-19 11:31:26Z rdm $
00002 // Author: Fons Rademakers   01/07/97
00003 
00004 /*************************************************************************
00005  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
00006  * All rights reserved.                                                  *
00007  *                                                                       *
00008  * For the licensing terms see $ROOTSYS/LICENSE.                         *
00009  * For the list of contributors see $ROOTSYS/README/CREDITS.             *
00010  *************************************************************************/
00011 
00012 #ifndef ROOT_TMutexImp
00013 #define ROOT_TMutexImp
00014 
00015 
00016 //////////////////////////////////////////////////////////////////////////
00017 //                                                                      //
00018 // TMutexImp                                                            //
00019 //                                                                      //
00020 // This class provides an abstract interface to the OS dependent mutex  //
00021 // classes (TPosixMutex and TWin32Mutex).                               //
00022 //                                                                      //
00023 //////////////////////////////////////////////////////////////////////////
00024 
00025 #ifndef ROOT_Rtypes
00026 #include "Rtypes.h"
00027 #endif
00028 #ifndef ROOT_TObject
00029 #include "TObject.h"
00030 #endif
00031 
00032 
00033 class TMutexImp : public TObject {
00034 
00035 public:
00036    TMutexImp() { }
00037    virtual ~TMutexImp() { }
00038 
00039    virtual Int_t  Lock() = 0;
00040    virtual Int_t  TryLock() = 0;
00041    virtual Int_t  UnLock() = 0;
00042 
00043    ClassDef(TMutexImp,0)  // Mutex lock implementation ABC
00044 };
00045 
00046 #endif