/* 
*
*  ProLinga-Run
*
*  Copyright (C) 2002-2009 Xobas Software.
*  All rights reserved.
*  
*  This file is part of ProLinga-Run.
*
*  ProLinga-Run 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 3 of the License, or
*  (at your option) any later version.
*
*  ProLinga-Run 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 ProLinga-Run.  If not, see <http://www.gnu.org/licenses/>.
*
*  More information is available at the following addresses:
*
*  Website     : http://www.prolinga.org
*
*  Email       : prolinga-list@prolinga.org
*
*
*/
#include "RunCommon.h"
#include "DataRef.hpp"
#include "Logic.hpp"

extern ForCountStackPtr forStackPtr;

/* Command : FOR */
/* Syntax  : FOR counter_ref = begin_value TO end_value [ STEP increment ] */
short CmdFor(const char **argList, int argHits, bool isMainThread)
{
	char retValue[255];
	int count, step, end;

	/* Assign start value to counter ref */
	getDataRef(argList[3], isMainThread, retValue, false);
	count = atoi(retValue);

	putDataRef(argList[1], retValue, 0, isMainThread);

	/* Get End Value */
	getDataRef(argList[5], isMainThread, retValue, false);
	end = atoi(retValue);

	/* Check if loop has to be started at all */
	if (count > end)
		return 1;

	/* Get Step Value */
	if (argHits == 7)
	{
		getDataRef(argList[7], isMainThread, retValue, false);
		step = atoi(retValue);
	}
	else
		step = 1;
	
	/* Create new FOR stack entry */
	forStackPtr->push(&forStackPtr, argList[1], count, end, step, NULL);

	/* Return */
	return 0;
}