xref: /netbsd-src/games/sail/dr_main.c (revision bcc8ec9959e7b01e313d813067bfb43a3ad70551)
1 /*	$NetBSD: dr_main.c,v 1.10 2001/01/04 03:51:24 jwise Exp $	*/
2 
3 /*
4  * Copyright (c) 1983, 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[] = "@(#)dr_main.c	8.2 (Berkeley) 4/16/94";
40 #else
41 __RCSID("$NetBSD: dr_main.c,v 1.10 2001/01/04 03:51:24 jwise Exp $");
42 #endif
43 #endif /* not lint */
44 
45 #include <signal.h>
46 #include <stdio.h>
47 #include <stdlib.h>
48 #include <unistd.h>
49 #include "extern.h"
50 #include "driver.h"
51 
52 int	dr_main(void);
53 
54 int
55 dr_main(void)
56 {
57 	int n;
58 	struct ship *sp;
59 	int nat[NNATION];
60 	int value = 0;
61 
62 	signal(SIGINT, SIG_IGN);
63 	signal(SIGQUIT, SIG_IGN);
64 	signal(SIGTSTP, SIG_IGN);
65 	if (game < 0 || game >= NSCENE) {
66 		fprintf(stderr, "DRIVER: Bad game number %d\n", game);
67 		exit(1);
68 	}
69 	cc = &scene[game];
70 	ls = SHIP(cc->vessels);
71 	if (sync_open() < 0) {
72 		perror("driver: syncfile");
73 		exit(1);
74 	}
75 	for (n = 0; n < NNATION; n++)
76 		nat[n] = 0;
77 	foreachship(sp) {
78 		if (sp->file == NULL &&
79 		    (sp->file = (struct File *)calloc(1, sizeof (struct File))) == NULL) {
80 			fprintf(stderr, "DRIVER: Out of memory.\n");
81 			exit(1);
82 		}
83 		sp->file->index = sp - SHIP(0);
84 		sp->file->loadL = L_ROUND;
85 		sp->file->loadR = L_ROUND;
86 		sp->file->readyR = R_LOADED|R_INITIAL;
87 		sp->file->readyL = R_LOADED|R_INITIAL;
88 		sp->file->stern = nat[sp->nationality]++;
89 		sp->file->dir = sp->shipdir;
90 		sp->file->row = sp->shiprow;
91 		sp->file->col = sp->shipcol;
92 	}
93 	windspeed = cc->windspeed;
94 	winddir = cc->winddir;
95 	people = 0;
96 	for (;;) {
97 		sleep(7);
98 		if (Sync() < 0) {
99 			value = 1;
100 			break;
101 		}
102 		if (next() < 0)
103 			break;
104 		unfoul();
105 		checkup();
106 		prizecheck();
107 		moveall();
108 		thinkofgrapples();
109 		boardcomp();
110 		compcombat();
111 		resolve();
112 		reload();
113 		checksails();
114 		if (Sync() < 0) {
115 			value = 1;
116 			break;
117 		}
118 	}
119 	sync_close(1);
120 	return value;
121 }
122