NetBSD/games/trek/damage.c

/*	$NetBSD: damage.c,v 1.8 2009/05/24 21:44:56 dholland Exp $	*/

/*
 * Copyright (c) 1980, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)damage.c	8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: damage.c,v 1.8 2009/05/24 21:44:56 dholland Exp $");
#endif
#endif /* not lint */

#include <stdio.h>
#include <err.h>
#include "trek.h"

/*
**  Schedule Ship.damages to a Device
**
**	Device `dev1' is damaged in an amount `dam'.  Dam is measured
**	in stardates, and is an additional amount of damage.  It should
**	be the amount to occur in non-docked mode.  The adjustment
**	to docked mode occurs automatically if we are docked.
**
**	Note that the repair of the device occurs on a DATE, meaning
**	that the dock() and undock() have to reschedule the event.
**
**  dev1 -- device index
**  dam -- time to repair
*/

void
damage(int dev1, double dam)
{
	int		i;
	struct event	*e;
	int		f;
	int		dev;

	/* ignore zero damages */
	if (dam <= 0.0)
		return;
	dev = dev1;

	printf("\t%s damaged\n", Device[dev].name);

	/* find actual length till it will be fixed */
	if (Ship.cond == DOCKED)
		dam *= Param.dockfac;
	/* set the damage flag */
	f = damaged(dev);
	if (!f) {
		/* new damages -- schedule a fix */
		schedule(E_FIXDV, dam, 0, 0, dev);
		return;
	}
	/* device already damaged -- add to existing damages */
	/* scan for old damages */
	for (i = 0; i < MAXEVENTS; i++) {
		e = &Event[i];
		if (e->evcode != E_FIXDV || e->systemname != dev)
			continue;
		/* got the right one; add on the new damages */
		reschedule(e, e->date - Now.date + dam);
		return;
	}
	errx(1, "Cannot find old damages %d", dev);
}