105 lines
1.7 KiB
C++
Executable File
105 lines
1.7 KiB
C++
Executable File
/*
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* This file is a part of Winix
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* and is not publicly distributed
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*
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* Copyright (c) 2011, Tomasz Sowa
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* All rights reserved.
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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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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)
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{
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thread_tab.push_back(pbase);
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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) << logend;
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}
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void ThreadManager::StartAll()
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{
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for(size_t i=0 ; i<thread_tab.size() ; ++i)
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Start(i);
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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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if( thread_tab[i]->StartThread() )
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{
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log << log4 << "TM: thread " << i << " (" << thread_tab[i]->ThreadId() << ") 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 << 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]->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]->ThreadId() << ")" << logend;
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thread_tab[i]->WaitForThread();
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log << log4 << "TM: thread " << i << " terminated" << logend;
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}
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}
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