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65717166 WJ |
1 | /* |
2 | * Copyright (c) 1983 Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #ifndef lint | |
35 | static char sccsid[] = "@(#)dr_4.c 5.4 (Berkeley) 6/1/90"; | |
36 | #endif /* not lint */ | |
37 | ||
38 | #include "externs.h" | |
39 | ||
40 | ungrap(from, to) | |
41 | register struct ship *from, *to; | |
42 | { | |
43 | register k; | |
44 | char friend; | |
45 | ||
46 | if ((k = grappled2(from, to)) == 0) | |
47 | return; | |
48 | friend = capship(from)->nationality == capship(to)->nationality; | |
49 | while (--k >= 0) { | |
50 | if (friend || die() < 3) { | |
51 | cleangrapple(from, to, 0); | |
52 | makesignal(from, "ungrappling %s (%c%c)", to); | |
53 | } | |
54 | } | |
55 | } | |
56 | ||
57 | grap(from, to) | |
58 | register struct ship *from, *to; | |
59 | { | |
60 | if (capship(from)->nationality != capship(to)->nationality && die() > 2) | |
61 | return; | |
62 | Write(W_GRAP, from, 0, to->file->index, 0, 0, 0); | |
63 | Write(W_GRAP, to, 0, from->file->index, 0, 0, 0); | |
64 | makesignal(from, "grappled with %s (%c%c)", to); | |
65 | } |