moved winix directories to winixd subdirectory
git-svn-id: svn://ttmath.org/publicrep/winix/trunk@1027 e52654a7-88a9-db11-a3e9-0013d4bc506e
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170
winixd/core/threadmanager.cpp
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170
winixd/core/threadmanager.cpp
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/*
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* This file is a part of Winix
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2011-2014, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <signal.h>
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#include "threadmanager.h"
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#include "log.h"
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namespace Winix
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{
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ThreadManager::ThreadManager()
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{
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were_started = false;
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}
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void ThreadManager::SetSynchro(Synchro * psynchro)
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{
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synchro = psynchro;
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}
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void ThreadManager::Init()
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{
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sigset_t set;
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sigemptyset(&set);
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sigaddset(&set, SIGTERM);
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sigaddset(&set, SIGINT);
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// blocking SIGTERM and SIGINT
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// new threads will have the signals blocked too
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pthread_sigmask(SIG_BLOCK, &set, 0);
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}
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void ThreadManager::Add(BaseThread * pbase, const wchar_t * thread_name)
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{
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ThreadItem item;
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item.object = pbase;
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item.name = thread_name;
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thread_tab.push_back(item);
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if( were_started )
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Start(thread_tab.size() - 1);
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else
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log << log4 << "TM: added a thread to the queue, number: " << (thread_tab.size()-1)
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<< ", name: " << thread_name << logend;
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}
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void ThreadManager::Add(BaseThread & pbase, const wchar_t * thread_name)
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{
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Add(&pbase, thread_name);
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}
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void ThreadManager::Add(BaseThread * pbase, const std::wstring & thread_name)
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{
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Add(pbase, thread_name.c_str());
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}
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void ThreadManager::Add(BaseThread & pbase, const std::wstring & thread_name)
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{
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Add(&pbase, thread_name.c_str());
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}
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void ThreadManager::StartAll()
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{
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synchro->Lock();
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for(size_t i=0 ; i<thread_tab.size() ; ++i)
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Start(i);
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synchro->Unlock();
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were_started = true;
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}
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void ThreadManager::Start(size_t i)
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{
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if( i < thread_tab.size() )
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{
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thread_tab[i].object->SetSynchro(synchro);
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if( thread_tab[i].object->StartThread() )
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{
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log << log4 << "TM: thread " << i << " (" << thread_tab[i].object->ThreadId() << ", name: "
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<< thread_tab[i].name << ") started" << logend;
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}
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else
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{
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log << log4 << "TM: cannot run a thread, thread number: " << i
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<< ", name: " << thread_tab[i].name << logend;
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}
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}
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}
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void ThreadManager::StopAll()
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{
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if( !were_started )
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return;
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// WakeUpThread() should be used with Lock/Unlock
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synchro->Lock();
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for(size_t i=0 ; i<thread_tab.size() ; ++i)
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thread_tab[i].object->WakeUpThread();
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synchro->Unlock();
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for(size_t i=0 ; i<thread_tab.size() ; ++i)
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{
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log << log4 << "TM: waiting for thread " << i << " (" << thread_tab[i].object->ThreadId()
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<< ", name: " << thread_tab[i].name << ")" << logend;
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thread_tab[i].object->WaitForThread();
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log << log4 << "TM: thread " << i << " terminated" << logend;
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}
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}
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} // namespace Winix
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