NetBSD/games/trek/kill.c

227 lines
5.4 KiB
C

/* $NetBSD: kill.c,v 1.11 2009/05/24 22:55:03 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[] = "@(#)kill.c 8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: kill.c,v 1.11 2009/05/24 22:55:03 dholland Exp $");
#endif
#endif /* not lint */
#include <stdio.h>
#include <limits.h>
#include "trek.h"
/*
** KILL KILL KILL !!!
**
** This file handles the killing off of almost anything.
*/
/*
** Handle a Klingon's death
**
** The Klingon at the sector given by the parameters is killed
** and removed from the Klingon list. Notice that it is not
** removed from the event list; this is done later, when the
** the event is to be caught. Also, the time left is recomputed,
** and the game is won if that was the last klingon.
*/
void
killk(int ix, int iy)
{
int i;
printf(" *** Klingon at %d,%d destroyed ***\n", ix, iy);
/* remove the scoundrel */
Now.klings -= 1;
Sect[ix][iy] = EMPTY;
Quad[Ship.quadx][Ship.quady].klings -= 1;
/* %%% IS THIS SAFE???? %%% */
Quad[Ship.quadx][Ship.quady].scanned -= 100;
Game.killk += 1;
/* find the Klingon in the Klingon list */
for (i = 0; i < Etc.nkling; i++)
if (ix == Etc.klingon[i].x && iy == Etc.klingon[i].y) {
/* purge him from the list */
Etc.nkling -= 1;
for (; i < Etc.nkling; i++)
Etc.klingon[i] = Etc.klingon[i+1];
break;
}
/* find out if that was the last one */
if (Now.klings <= 0)
win();
/* recompute time left */
Now.time = Now.resource / Now.klings;
return;
}
/*
** handle a starbase's death
*/
void
killb(int qx, int qy)
{
struct quad *q;
struct xy *b;
q = &Quad[qx][qy];
if (q->bases <= 0)
return;
if (!damaged(SSRADIO)) {
/* then update starchart */
if (q->scanned < 1000)
q->scanned -= 10;
else
if (q->scanned > 1000)
q->scanned = -1;
}
q->bases = 0;
Now.bases -= 1;
for (b = Now.base; ; b++)
if (qx == b->x && qy == b->y)
break;
*b = Now.base[Now.bases];
if (qx == Ship.quadx && qy == Ship.quady) {
Sect[Etc.starbase.x][Etc.starbase.y] = EMPTY;
if (Ship.cond == DOCKED)
undock(0);
printf("Starbase at %d,%d destroyed\n",
Etc.starbase.x, Etc.starbase.y);
} else {
if (!damaged(SSRADIO)) {
printf("Uhura: Starfleet command reports that the "
"starbase in\n");
printf(" quadrant %d,%d has been destroyed\n",
qx, qy);
}
else
schedule(E_KATSB | E_GHOST, TOOLARGE, qx, qy, 0);
}
}
/**
** kill an inhabited starsystem
**
** x, y are quad coords if f == 0, else sector coords
** f != 0 -- this quad; f < 0 -- Enterprise's fault
**/
void
kills(int x, int y, int f)
{
struct quad *q;
struct event *e;
const char *name;
if (f) {
/* current quadrant */
q = &Quad[Ship.quadx][Ship.quady];
Sect[x][y] = EMPTY;
name = systemname(q);
if (name == 0)
return;
printf("Inhabited starsystem %s at %d,%d destroyed\n",
name, x, y);
if (f < 0)
Game.killinhab += 1;
} else {
/* different quadrant */
q = &Quad[x][y];
}
if (q->qsystemname & Q_DISTRESSED) {
/* distressed starsystem */
e = &Event[q->qsystemname & Q_SYSTEM];
printf("Distress call for %s invalidated\n",
Systemname[e->systemname]);
unschedule(e);
}
q->qsystemname = 0;
q->stars -= 1;
}
/**
** "kill" a distress call
**
** x, y are quadrant coordinates
** f is set if user is to be informed
**/
void
killd(int x, int y, int f)
{
struct event *e;
int i;
struct quad *q;
q = &Quad[x][y];
for (i = 0; i < MAXEVENTS; i++) {
e = &Event[i];
if (e->x != x || e->y != y)
continue;
switch (e->evcode) {
case E_KDESB:
if (f) {
printf("Distress call for starbase in "
"%d,%d nullified\n",
x, y);
unschedule(e);
}
break;
case E_ENSLV:
case E_REPRO:
if (f) {
printf("Distress call for %s in quadrant "
"%d,%d nullified\n",
Systemname[e->systemname], x, y);
q->qsystemname = e->systemname;
unschedule(e);
} else {
e->evcode |= E_GHOST;
}
}
}
}