wait_condition.h

00001 
00002 /***************************************************************************
00003  *  wait_condition.h - condition variable implementation
00004  *
00005  *  Created: Thu Sep 14 21:34:58 2006
00006  *  Copyright  2006-2009  Tim Niemueller [www.niemueller.de]
00007  *
00008  ****************************************************************************/
00009 
00010 /*  This program is free software; you can redistribute it and/or modify
00011  *  it under the terms of the GNU General Public License as published by
00012  *  the Free Software Foundation; either version 2 of the License, or
00013  *  (at your option) any later version. A runtime exception applies to
00014  *  this software (see LICENSE.GPL_WRE file mentioned below for details).
00015  *
00016  *  This program is distributed in the hope that it will be useful,
00017  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00018  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019  *  GNU Library General Public License for more details.
00020  *
00021  *  Read the full text in the LICENSE.GPL_WRE file in the doc directory.
00022  */
00023 
00024 #ifndef __CORE_THREADING_WAIT_CONDITION_H_
00025 #define __CORE_THREADING_WAIT_CONDITION_H_
00026 
00027 namespace fawkes {
00028 
00029 class WaitConditionData;
00030 class Mutex;
00031 
00032 class WaitCondition {
00033  public:
00034   WaitCondition(Mutex *mutex = 0);
00035   ~WaitCondition();
00036 
00037   void wait();
00038   bool abstimed_wait(long int sec, long int nanosec);
00039   bool reltimed_wait(unsigned int sec, unsigned int nanosec);
00040 
00041   void wake_one();
00042   void wake_all();
00043 
00044  private:
00045   WaitConditionData *__cond_data;
00046   Mutex             *__mutex;
00047   bool               __own_mutex;
00048 };
00049 
00050 
00051 } // end namespace fawkes
00052 
00053 #endif

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