xref: /netbsd-src/games/trek/dock.c (revision 50728e7823a76d5bd1a7bfa3a4eac400269b1339)
1 /*	$NetBSD: dock.c,v 1.7 2007/12/15 19:44:44 perry 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[] = "@(#)dock.c	8.1 (Berkeley) 5/31/93";
36 #else
37 __RCSID("$NetBSD: dock.c,v 1.7 2007/12/15 19:44:44 perry Exp $");
38 #endif
39 #endif /* not lint */
40 
41 #include <stdio.h>
42 #include "trek.h"
43 
44 /*
45 **  DOCK TO STARBASE
46 **
47 **	The starship is docked to a starbase.  For this to work you
48 **	must be adjacent to a starbase.
49 **
50 **	You get your supplies replenished and your captives are
51 **	disembarked.  Note that your score is updated now, not when
52 **	you actually take the captives.
53 **
54 **	Any repairs that need to be done are rescheduled to take
55 **	place sooner.  This provides for the faster repairs when you
56 **	are docked.
57 */
58 
59 /*ARGSUSED*/
60 void
61 dock(v)
62 	int v __unused;
63 {
64 	int		i, j;
65 	int		ok;
66 	struct event	*e;
67 
68 	if (Ship.cond == DOCKED) {
69 		printf("Chekov: But captain, we are already docked\n");
70 		return;
71 	}
72 	/* check for ok to dock, i.e., adjacent to a starbase */
73 	ok = 0;
74 	for (i = Ship.sectx - 1; i <= Ship.sectx + 1 && !ok; i++)
75 	{
76 		if (i < 0 || i >= NSECTS)
77 			continue;
78 		for (j = Ship.secty - 1; j <= Ship.secty + 1; j++)
79 		{
80 			if (j  < 0 || j >= NSECTS)
81 				continue;
82 			if (Sect[i][j] == BASE)
83 			{
84 				ok++;
85 				break;
86 			}
87 		}
88 	}
89 	if (!ok) {
90 		printf("Chekov: But captain, we are not adjacent to a starbase.\n");
91 		return;
92 	}
93 
94 	/* restore resources */
95 	Ship.energy = Param.energy;
96 	Ship.torped = Param.torped;
97 	Ship.shield = Param.shield;
98 	Ship.crew = Param.crew;
99 	Game.captives += Param.brigfree - Ship.brigfree;
100 	Ship.brigfree = Param.brigfree;
101 
102 	/* reset ship's defenses */
103 	Ship.shldup = 0;
104 	Ship.cloaked = 0;
105 	Ship.cond = DOCKED;
106 	Ship.reserves = Param.reserves;
107 
108 	/* recalibrate space inertial navigation system */
109 	Ship.sinsbad = 0;
110 
111 	/* output any saved radio messages */
112 	dumpssradio();
113 
114 	/* reschedule any device repairs */
115 	for (i = 0; i < MAXEVENTS; i++)
116 	{
117 		e = &Event[i];
118 		if (e->evcode != E_FIXDV)
119 			continue;
120 		reschedule(e, (e->date - Now.date) * Param.dockfac);
121 	}
122 	return;
123 }
124 
125 
126 /*
127 **  LEAVE A STARBASE
128 **
129 **	This is the inverse of dock().  The main function it performs
130 **	is to reschedule any damages so that they will take longer.
131 */
132 
133 /*ARGSUSED*/
134 void
135 undock(v)
136 	int v __unused;
137 {
138 	struct event	*e;
139 	int		i;
140 
141 	if (Ship.cond != DOCKED)
142 	{
143 		printf("Sulu: Pardon me captain, but we are not docked.\n");
144 		return;
145 	}
146 	Ship.cond = GREEN;
147 	Move.free = 0;
148 
149 	/* reschedule device repair times (again) */
150 	for (i = 0; i < MAXEVENTS; i++)
151 	{
152 		e = &Event[i];
153 		if (e->evcode != E_FIXDV)
154 			continue;
155 		reschedule(e, (e->date - Now.date) / Param.dockfac);
156 	}
157 	return;
158 }
159