/****************************************************************
 *								*
 *	Copyright 2001 Sanchez Computer Associates, Inc.	*
 *								*
 *	This source code contains the intellectual property	*
 *	of its copyright holder(s), and is made available	*
 *	under a license.  If you do not know the terms of	*
 *	the license, please stop and do not read further.	*
 *								*
 ****************************************************************/

#include "mdef.h"
#include "compiler.h"
#include "opcode.h"
#include "toktyp.h"
#include "advancewindow.h"

GBLREF char window_token;

int f_ztrnlnm( oprtype *a, opctype op )
{
	triple *r, *last, *ref;
	int i;
	bool again;

	last = r = maketriple(op);
	if (!strexpr(&r->operand[0]))
		return FALSE;
	ref = newtriple(OC_PARAMETER);
	last->operand[1] = put_tref(ref);
	if (window_token == TK_COMMA)
	{	advancewindow();
		if (window_token == TK_COMMA || window_token == TK_RPAREN)
		{	ref->operand[0] = put_str("",0);
		}else
		{	if (!strexpr(&ref->operand[0]))
				return FALSE;
		}
	}else
	{	ref->operand[0] = put_str("",0);
	}
	last = ref;
	ref = newtriple(OC_PARAMETER);
	last->operand[1] = put_tref(ref);
	if (window_token == TK_COMMA)
	{	advancewindow();
		if (window_token == TK_COMMA || window_token == TK_RPAREN)
		{	ref->operand[0] = put_ilit(0);
		}else
		{	if (!intexpr(&ref->operand[0]))
				return FALSE;
		}
	}else
	{	ref->operand[0] = put_ilit(0);
	}
	last = ref;
	again = TRUE;
	for (i = 0; i < 3; i++)
	{	ref = newtriple(OC_PARAMETER);
		last->operand[1] = put_tref(ref);
		if (again && window_token == TK_COMMA)
		{	advancewindow();
			if (window_token == TK_COMMA || window_token == TK_RPAREN)
			{	ref->operand[0] = put_str("",0);
			}else
			{	if (!strexpr(&ref->operand[0]))
					return FALSE;
			}
		}else
		{	again = FALSE;
			ref->operand[0] = put_str("",0);
		}
		last = ref;
	}
	ins_triple(r);
	*a = put_tref(r);
	return TRUE;
}