/* esco - interpreter for a lot (in future) esoteric languages.
 * Copyright (C) 2007-2011, Zasenko Sergey
 *
 * 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 WSMACHINE_H
#define WSMACHINE_H

#include "wsmemory.h"
#include "machine.h"
#include "envtouch.h"
#include "defs.h"
#include "source.h"
#include "wsdefs.h"
#include "wsnumber.h"
#include <deque>
#include <stack>
using namespace std;

class WsMachine : public Machine {
    public:
        WsMachine(Source*, EnvTouch*);
        virtual ~WsMachine();

        virtual int step();

    private: 
        Source *src;
        WsMemory mem;
        EnvTouch* env;
	Source *first;

	deque<WsNumber> theStack;
	// ??????????????????????????????
	stack<Source *, deque<Source *> > theCallStack;
};

#endif



