microthread.h

/*
 *  Copyright (C) 2006  Helmut Grohne
 *
 *  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 LIBMUTH_MICROTHREAD_H
#define LIBMUTH_MICROTHREAD_H

#include "blockingqueue.h"
#include "channel_decls.h"
#include "coroutine_decls.h"

class Runner;
class Callback;

class Microthread : public NewCoroutine {
        private:
                Runner *current_runner;
                friend class Runner;

                Callback *callback;
                bool runcallback();
        protected:
                BlockingQueue<Microthread*> &queue;
                Microthread(BlockingQueue<Microthread*> *q=NULL);
                void start();
        public:
                ChannelManager channelmanager;
                virtual void run()=0;
                virtual ~Microthread() {}
                void scheduleme();
                void delayme();
                using Coroutine::swapto;
                void swapto(Microthread &o, bool acquired=false);
                /* TODO: a better name is needed */
                void setcallback(Callback *cb);
};

inline void Microthread::scheduleme() {
        this->queue.put(this);
}

#endif

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