Fawkes API
Fawkes Development Version
|
00001 00002 /*************************************************************************** 00003 * interruptible_barrier.h - Interruptible Barrier 00004 * 00005 * Created: Sat Jan 31 12:27:54 2009 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_INTERRUPTIBLE_BARRIER_H_ 00025 #define __CORE_THREADING_INTERRUPTIBLE_BARRIER_H_ 00026 00027 #include <core/threading/barrier.h> 00028 #include <core/utils/refptr.h> 00029 00030 namespace fawkes { 00031 #if 0 /* just to make Emacs auto-indent happy */ 00032 } 00033 #endif 00034 00035 class InterruptibleBarrierData; 00036 class ThreadList; 00037 00038 class InterruptibleBarrier : public Barrier 00039 { 00040 public: 00041 InterruptibleBarrier(unsigned int count); 00042 InterruptibleBarrier(Mutex *mutex, unsigned int count); 00043 virtual ~InterruptibleBarrier(); 00044 00045 bool wait(unsigned int timeout_sec, unsigned int timeout_nanosec); 00046 virtual inline void wait() { wait(0, 0); } 00047 00048 void interrupt() throw(); 00049 void reset() throw(); 00050 00051 RefPtr<ThreadList> passed_threads(); 00052 00053 private: 00054 InterruptibleBarrier(const InterruptibleBarrier &b); 00055 InterruptibleBarrier(const InterruptibleBarrier *b); 00056 InterruptibleBarrier & operator=(const InterruptibleBarrier &b); 00057 InterruptibleBarrier & operator=(const InterruptibleBarrier *b); 00058 00059 private: 00060 InterruptibleBarrierData *__data; 00061 RefPtr<ThreadList> __passed_threads; 00062 00063 bool __interrupted; 00064 bool __timeout; 00065 bool __wait_at_barrier; 00066 }; 00067 00068 00069 } // end namespace fawkes 00070 00071 #endif