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src/Utils/Utils_Mutex.hxx

00001 //  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
00002 //
00003 //  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
00004 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
00005 //
00006 //  This library is free software; you can redistribute it and/or
00007 //  modify it under the terms of the GNU Lesser General Public
00008 //  License as published by the Free Software Foundation; either
00009 //  version 2.1 of the License.
00010 //
00011 //  This library is distributed in the hope that it will be useful,
00012 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014 //  Lesser General Public License for more details.
00015 //
00016 //  You should have received a copy of the GNU Lesser General Public
00017 //  License along with this library; if not, write to the Free Software
00018 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00019 //
00020 //  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
00021 //
00022 //  SALOME Utils : general SALOME's definitions and tools
00023 //  File: Utils_Mutex.hxx
00024 //  Author:    Sergey ANIKIN
00025 //  Module :    SALOME
00026 //  $Header$
00027 //
00028 #ifndef Utils_Mutex_HeaderFile
00029 #define Utils_Mutex_HeaderFile
00030 
00031 #include "SALOME_Utils.hxx"
00032 
00033 #include <pthread.h>
00034 
00035 class UTILS_EXPORT Utils_Mutex
00036 {
00037 public:
00038   Utils_Mutex();
00039   ~Utils_Mutex();
00040 
00041   void lock();
00042   void unlock();
00043     
00044 private:
00045   pthread_mutex_t myMutex;
00046   pthread_mutex_t myHelperMutex;
00047   pthread_t       myThread;
00048   int             myCount;
00049 };
00050 
00051 class UTILS_EXPORT Utils_Locker
00052 {
00053 public:
00054   Utils_Locker( Utils_Mutex* );
00055   virtual ~Utils_Locker();
00056 
00057 private:
00058   Utils_Mutex* myMutex;
00059 };
00060 
00061 #endif