Jack2 1.9.6
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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 __JackPosixSemaphore__ 00021 #define __JackPosixSemaphore__ 00022 00023 #include "JackSynchro.h" 00024 #include "JackCompilerDeps.h" 00025 #include <semaphore.h> 00026 #include <time.h> 00027 #include <assert.h> 00028 00029 namespace Jack 00030 { 00031 00036 class SERVER_EXPORT JackPosixSemaphore : public detail::JackSynchro 00037 { 00038 00039 private: 00040 00041 sem_t* fSemaphore; 00042 00043 protected: 00044 00045 void BuildName(const char* name, const char* server_name, char* res); 00046 00047 public: 00048 00049 JackPosixSemaphore():JackSynchro(), fSemaphore(NULL) 00050 {} 00051 00052 bool Signal(); 00053 bool SignalAll(); 00054 bool Wait(); 00055 bool TimedWait(long usec); 00056 00057 bool Allocate(const char* name, const char* server_name, int value); 00058 bool Connect(const char* name, const char* server_name); 00059 bool ConnectInput(const char* name, const char* server_name); 00060 bool ConnectOutput(const char* name, const char* server_name); 00061 bool Disconnect(); 00062 void Destroy(); 00063 }; 00064 00065 } // end of namespace 00066 00067 00068 #endif 00069