blocxx
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00001 /******************************************************************************* 00002 * Copyright (C) 2005, Vintela, Inc. All rights reserved. 00003 * Copyright (C) 2006, Novell, Inc. All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright notice, 00009 * this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of 00014 * Vintela, Inc., 00015 * nor Novell, Inc., 00016 * nor the names of its contributors or employees may be used to 00017 * endorse or promote products derived from this software without 00018 * specific prior written permission. 00019 * 00020 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00021 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00022 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00023 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00024 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00025 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00026 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00027 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00028 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00029 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00030 * POSSIBILITY OF SUCH DAMAGE. 00031 *******************************************************************************/ 00032 00033 00039 #ifndef BLOCXX_THREADIMPL_HPP_INCLUDE_GUARD_ 00040 #define BLOCXX_THREADIMPL_HPP_INCLUDE_GUARD_ 00041 #include "blocxx/BLOCXX_config.h" 00042 #include "blocxx/Types.hpp" 00043 #include "blocxx/ThreadTypes.hpp" 00044 #include "blocxx/Timeout.hpp" 00045 00046 #ifdef BLOCXX_NCR 00047 #ifndef PTHREAD_ONCE_INIT 00048 #define PTHREAD_ONCE_INIT pthread_once_init 00049 #endif 00050 #endif 00051 00052 00053 // The classes and functions defined in this file are not meant for general 00054 // use, they are internal implementation details. They may change at any time. 00055 00056 namespace BLOCXX_NAMESPACE 00057 { 00058 00059 /*---------------------------------- 00060 * Definitions to support threading. 00061 -----------------------------------*/ 00062 #define BLOCXX_THREAD_FLG_JOINABLE 0x000000001 00063 typedef Int32 (*ThreadFunction)(void*); 00070 namespace ThreadImpl 00071 { 00083 BLOCXX_COMMON_API int createThread(Thread_t& handle, ThreadFunction func, 00084 void* funcParm, UInt32 threadFlags); 00090 BLOCXX_COMMON_API void destroyThread(Thread_t& handle); 00097 inline bool sameThreads(const volatile Thread_t& handle1, 00098 const volatile Thread_t& handle2) 00099 { 00100 #if defined(BLOCXX_WIN32) 00101 return handle1 == handle2; 00102 #elif BLOCXX_USE_PTHREAD 00103 return pthread_equal(handle1, handle2); 00104 #endif 00105 } 00113 BLOCXX_COMMON_API void exitThread(Thread_t& handle, Int32 rval); 00117 inline Thread_t currentThread() 00118 { 00119 #if defined(BLOCXX_WIN32) 00120 return GetCurrentThreadId(); 00121 #else 00122 return pthread_self(); 00123 #endif 00124 } 00125 00126 00135 BLOCXX_COMMON_API UInt64 thread_t_ToUInt64(Thread_t thr); 00136 00145 BLOCXX_COMMON_API int setThreadDetached(Thread_t& handle); 00154 BLOCXX_COMMON_API int joinThread(Thread_t& handle, Int32& rval); 00159 BLOCXX_COMMON_API void yield(); 00165 BLOCXX_COMMON_API void sleep(UInt32 milliSeconds); 00171 BLOCXX_COMMON_API void sleep(const Timeout& timeout); 00199 BLOCXX_COMMON_API void testCancel(); 00200 BLOCXX_COMMON_API void saveThreadInTLS(void* pTheThread); 00201 BLOCXX_COMMON_API void sendSignalToThread(Thread_t threadID, int signo); 00202 BLOCXX_COMMON_API void cancel(Thread_t threadID); 00203 }; 00204 00205 } // end namespace BLOCXX_NAMESPACE 00206 00207 #endif