xref: /netbsd-src/games/trek/damage.c (revision f3b496ec9be495acbb17756f05d342b6b7b495e9)
1 /*	$NetBSD: damage.c,v 1.6 2003/08/07 09:37:50 agc Exp $	*/
2 
3 /*
4  * Copyright (c) 1980, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 #ifndef lint
34 #if 0
35 static char sccsid[] = "@(#)damage.c	8.1 (Berkeley) 5/31/93";
36 #else
37 __RCSID("$NetBSD: damage.c,v 1.6 2003/08/07 09:37:50 agc Exp $");
38 #endif
39 #endif /* not lint */
40 
41 #include <stdio.h>
42 #include <err.h>
43 #include "trek.h"
44 
45 /*
46 **  Schedule Ship.damages to a Device
47 **
48 **	Device `dev1' is damaged in an amount `dam'.  Dam is measured
49 **	in stardates, and is an additional amount of damage.  It should
50 **	be the amount to occur in non-docked mode.  The adjustment
51 **	to docked mode occurs automatically if we are docked.
52 **
53 **	Note that the repair of the device occurs on a DATE, meaning
54 **	that the dock() and undock() have to reschedule the event.
55 */
56 
57 void
58 damage(dev1, dam)
59 int	dev1;		/*  device index */
60 double	dam;		/* time to repair */
61 {
62 	int		i;
63 	struct event	*e;
64 	int		f;
65 	int		dev;
66 
67 	/* ignore zero damages */
68 	if (dam <= 0.0)
69 		return;
70 	dev = dev1;
71 
72 	printf("\t%s damaged\n", Device[dev].name);
73 
74 	/* find actual length till it will be fixed */
75 	if (Ship.cond == DOCKED)
76 		dam *= Param.dockfac;
77 	/* set the damage flag */
78 	f = damaged(dev);
79 	if (!f)
80 	{
81 		/* new damages -- schedule a fix */
82 		schedule(E_FIXDV, dam, 0, 0, dev);
83 		return;
84 	}
85 	/* device already damaged -- add to existing damages */
86 	/* scan for old damages */
87 	for (i = 0; i < MAXEVENTS; i++)
88 	{
89 		e = &Event[i];
90 		if (e->evcode != E_FIXDV || e->systemname != dev)
91 			continue;
92 		/* got the right one; add on the new damages */
93 		reschedule(e, e->date - Now.date + dam);
94 		return;
95 	}
96 	errx(1, "Cannot find old damages %d", dev);
97 }
98