trek/damage.c

   1 /*      $NetBSD: damage.c,v 1.4 1997/10/12 21:24:36 christos 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. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by the University of
  18  *      California, Berkeley and its contributors.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #include <sys/cdefs.h>
  37 #ifndef lint
  38 #if 0
  39 static char sccsid[] = "@(#)damage.c    8.1 (Berkeley) 5/31/93";
  40 #else
  41 __RCSID("$NetBSD: damage.c,v 1.4 1997/10/12 21:24:36 christos Exp $");
  42 #endif
  43 #endif /* not lint */
  44
  45 #include <stdio.h>
  46 #include <err.h>
  47 #include "trek.h"
  48
  49 /*
  50 **  Schedule Ship.damages to a Device
  51 **
  52 **      Device `dev1' is damaged in an amount `dam'.  Dam is measured
  53 **      in stardates, and is an additional amount of damage.  It should
  54 **      be the amount to occur in non-docked mode.  The adjustment
  55 **      to docked mode occurs automatically if we are docked.
  56 **
  57 **      Note that the repair of the device occurs on a DATE, meaning
  58 **      that the dock() and undock() have to reschedule the event.
  59 */
  60
  61 void
  62 damage(dev1, dam)
  63 int     dev1;           /*  device index */
  64 double  dam;            /* time to repair */
  65 {
  66         int             i;
  67         struct event    *e;
  68         int             f;
  69         int             dev;
  70
  71         /* ignore zero damages */
  72         if (dam <= 0.0)
  73                 return;
  74         dev = dev1;
  75
  76         printf("\t%s damaged\n", Device[dev].name);
  77
  78         /* find actual length till it will be fixed */
  79         if (Ship.cond == DOCKED)
  80                 dam *= Param.dockfac;
  81         /* set the damage flag */
  82         f = damaged(dev);
  83         if (!f)
  84         {
  85                 /* new damages -- schedule a fix */
  86                 schedule(E_FIXDV, dam, 0, 0, dev);
  87                 return;
  88         }
  89         /* device already damaged -- add to existing damages */
  90         /* scan for old damages */
  91         for (i = 0; i < MAXEVENTS; i++)
  92         {
  93                 e = &Event[i];
  94                 if (e->evcode != E_FIXDV || e->systemname != dev)
  95                         continue;
  96                 /* got the right one; add on the new damages */
  97                 reschedule(e, e->date - Now.date + dam);
  98                 return;
  99         }
 100         errx(1, "Cannot find old damages %d\n", dev);
 101 }