/*==============================================================================
 * common.h: Macros, switches and constants. Must be included by every .c file.
 *
 * $Id: common.h,v 1.3 2004/04/16 14:47:07 Olivier Exp $
 *
 * - GhostBuster for TI89 Titanium -
 * Copyright (C) 2004 Olivier Armand  <ola dot e-ml at wanadoo dot fr>
 *                and Kevin Kofler <kevin dot kofler at chello dot at>
 * 
 * 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.
 *
 * In addition, as a special exception, Olivier Armand and Kevin Kofler give
 * permission to link the code of this program with the ttunpack decompression
 * library by the TI-Chess Team, and distribute linked combinations including
 * the two. You must obey the GNU General Public License in all respects for
 * all of the code used other than the ttunpack decompression library. If you
 * modify this program, you may extend this exception to your version of the
 * program, but you are not obligated to do so. If you do not wish to do so,
 * delete this exception statement from your version.
 *
 *==============================================================================*/
 
#ifndef COMMON_H
#define COMMON_H

/* GhostBuster switches */
// #define CHECK_89_SCREEN_WIDTH	/* For xST_helpMsg(). Uncomment when debugging. */

#define MIN_AMS 207		// TODO: remove
#include <tigcclib.h>

/* Macros */
#if defined CHECK_89_SCREEN_WIDTH
#define xST_helpMsg(s) do { \
	/* don't forget the 'busy' indicator */ \
	if (DrawStrWidth(s, F_4x6) >= 140 ) { \
		ST_helpMsg("/!\\ The following help msg is too long."); \
		ngetchx(); } \
	ST_helpMsg(s); } while (0)
#else
#define xST_helpMsg(s) ST_helpMsg(s)
#endif	/* not CHECK_89_SCREEN_WIDTH */

#define fatal(s) do {xST_helpMsg(s); exit(0);} while (0)
#define MAX_SYM_LEN (8*2+3)	/* for TokenizeName() */

/* for debugging purposes: */
#define DB_msg(s) {ST_helpMsg(s);}
#define DB_msg_pause(s) {DB_msg(s); ngetchx(); ST_eraseHelp();}
#define DB_msg_break(s) {DB_msg(s); DB_break();}
#define DB_break() {asm("0: bra.s 0b");}
#define DB_pause() {ngetchx();}
#define DB_mark(s) {asm("/* MARK : "#s" */");}

#endif	/* not COMMON_H */