devel/libmdw/trunk/libmdw/src/Thread.cpp

/***************************************************************************
 *   Copyright (C) 2010 by Jean-Baptiste Wons   *
 *   wonsjb@gmail.com   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include "Thread.h"
#include "Runnable.h"
#include "ThreadManager.h"

namespace mdw
{
void* Thread::staticStart (void *arg)
{
    Thread *thread = (Thread*) arg;
    thread->internalStart();
}

Thread::Thread (Runnable &runnable) : _runnable (runnable)
{
    ThreadManager &tm = ThreadManager::getInstance();
    tm.registerThread (*this);
}
Thread::~Thread()
{
    ThreadManager &tm = ThreadManager::getInstance();
    tm.unregisterThread (*this);
}

bool Thread::run()
{
    return _runnable.run();
}
void Thread::start (bool joinable)
{
    _started = true;
    ThreadStatic::thread_attr_t attribute;
    ThreadStatic::thread_attr_init (attribute);
    if (joinable)
    {
        ThreadStatic::setdetachstate (attribute, ThreadStatic::Joinable_e);
    }
    else
    {
        ThreadStatic::setdetachstate (attribute, ThreadStatic::Detached_e);
    }
    ThreadStatic::create (_threadId, &staticStart, this, attribute);
    ThreadStatic::thread_attr_destroy (attribute);
}

void Thread::stop()
{
    _started = false;
}
void Thread::kill()
{
    ThreadStatic::cancel (_threadId);
}
void Thread::join()
{
    void ** res;
    ThreadStatic::join (_threadId, res);
}

void Thread::internalStart()
{
    while (_started)
    {
        _runnable.run();
    }
}

}

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