Jack2
1.9.10
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00001 /* 00002 Copyright (C) 2004-2008 Grame 00003 00004 This program is free software; you can redistribute it and/or modify 00005 it under the terms of the GNU Lesser General Public License as published by 00006 the Free Software Foundation; either version 2.1 of the License, or 00007 (at your option) any later version. 00008 00009 This program is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 GNU Lesser General Public License for more details. 00013 00014 You should have received a copy of the GNU Lesser General Public License 00015 along with this program; if not, write to the Free Software 00016 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 00018 */ 00019 00020 #ifndef __JackPosixProcessSync__ 00021 #define __JackPosixProcessSync__ 00022 00023 #include "JackPosixMutex.h" 00024 #include "JackException.h" 00025 #include <sys/time.h> 00026 #include <unistd.h> 00027 00028 namespace Jack 00029 { 00030 00035 class JackPosixProcessSync : public JackBasePosixMutex 00036 { 00037 00038 private: 00039 00040 pthread_cond_t fCond; // Condition variable 00041 00042 public: 00043 00044 JackPosixProcessSync(const char* name = NULL):JackBasePosixMutex() 00045 { 00046 int res = pthread_cond_init(&fCond, NULL); 00047 ThrowIf(res != 0, JackException("JackBasePosixMutex: could not init the cond variable")); 00048 } 00049 00050 virtual ~JackPosixProcessSync() 00051 { 00052 pthread_cond_destroy(&fCond); 00053 } 00054 00055 bool TimedWait(long usec); 00056 bool LockedTimedWait(long usec); 00057 00058 void Wait(); 00059 void LockedWait(); 00060 00061 void Signal(); 00062 void LockedSignal(); 00063 00064 void SignalAll(); 00065 void LockedSignalAll(); 00066 00067 }; 00068 00069 } // end of namespace 00070 00071 #endif 00072