ThreadCreator.h

См. документацию.

/* This file is part of the UniSet project
 * Copyright (c) 2002 Free Software Foundation, Inc.
 * Copyright (c) 2002 Pavel Vainerman
 *
 * 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.
 */
//----------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------
#ifndef ThreadCreator_h_
#define ThreadCreator_h_
//----------------------------------------------------------------------------------------
#include <cc++/thread.h>
#include <sys/resource.h>
//----------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------
template<class ThreadMaster>
class ThreadCreator:
    public ost::PosixThread
{
    public:

        typedef void(ThreadMaster::* Action)(void);

        ThreadCreator( ThreadMaster* m, Action a );
        ~ThreadCreator();

        inline pid_t getTID(){ return pid; }

        int setPriority( int prior );

        int getPriority();

        void stop();

        inline void setName( const std::string& name )
        {
            ost::PosixThread::setName( name.c_str() );
        }

        inline void setName( const char* name )
        {
            ost::PosixThread::setName( name );
        }

        inline void setCancel( ost::Thread::Cancel mode )
        {
            ost::PosixThread::setCancel(mode);
        }

        inline void setFinalAction( ThreadMaster* m, Action a )
        {
            finm = m;
            finact = a;
        }

        inline void setInitialAction( ThreadMaster* m, Action a )
        {
            initm = m;
            initact = a;
        }

    protected:
        virtual void run();
        virtual void final()
        {
            if( finm )
                (finm->*finact)();
        }

        virtual void initial()
        {
            if( initm )
                (initm->*initact)();
        }

    private:
        ThreadCreator();

        pid_t pid;

        ThreadMaster* m;
        Action act;

        ThreadMaster* finm;
        Action finact;

        ThreadMaster* initm;
        Action initact;
};

//----------------------------------------------------------------------------------------
template <class ThreadMaster>
ThreadCreator<ThreadMaster>::ThreadCreator( ThreadMaster* m, Action a ):
    pid(-1),
    m(m),
    act(a),
    finm(0),
    finact(0),
    initm(0),
    initact(0)
{
}
//----------------------------------------------------------------------------------------
template <class ThreadMaster>
void ThreadCreator<ThreadMaster>::run()
{
    pid = getpid();
    if( m )
           (m->*act)();
}
//----------------------------------------------------------------------------------------
template <class ThreadMaster>
void ThreadCreator<ThreadMaster>::stop()
{
    terminate();
}
//----------------------------------------------------------------------------------------
template <class ThreadMaster>
ThreadCreator<ThreadMaster>::ThreadCreator():
    pid(-1),
    m(0),
    act(0),
    finm(0),
    finact(0),
    initm(0),
    initact(0)
{
}
//----------------------------------------------------------------------------------------
template <class ThreadMaster>
ThreadCreator<ThreadMaster>::~ThreadCreator()
{
}
//----------------------------------------------------------------------------------------
template <class ThreadMaster>
int ThreadCreator<ThreadMaster>::setPriority( int prior )
{
    return setpriority(PRIO_PROCESS, pid, prior );
}
//----------------------------------------------------------------------------------------
template <class ThreadMaster>
int ThreadCreator<ThreadMaster>::getPriority()
{
    return getpriority(PRIO_PROCESS, pid);
}
//----------------------------------------------------------------------------------------
#endif // ThreadCreator_h_