1 /* $OpenBSD: dr_main.c,v 1.8 2016/01/08 20:26:33 mestre Exp $ */
2 /* $NetBSD: dr_main.c,v 1.4 1995/04/22 10:36:52 cgd Exp $ */
3
4 /*
5 * Copyright (c) 1983, 1993
6 * The Regents of the University of California. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33 #include <err.h>
34 #include <signal.h>
35 #include <stdlib.h>
36 #include <unistd.h>
37
38 #include "driver.h"
39 #include "extern.h"
40 #include "player.h"
41
42 int
dr_main(void)43 dr_main(void)
44 {
45 int n;
46 struct ship *sp;
47 int nat[NNATION];
48 int value = 0;
49
50 (void) signal(SIGINT, SIG_IGN);
51 (void) signal(SIGQUIT, SIG_IGN);
52 (void) signal(SIGTSTP, SIG_IGN);
53 if (game < 0 || game >= NSCENE)
54 errx(1, "driver: Bad game number %d", game);
55 cc = &scene[game];
56 ls = SHIP(cc->vessels);
57 if (sync_open() < 0)
58 err(1, "driver: syncfile");
59 for (n = 0; n < NNATION; n++)
60 nat[n] = 0;
61 foreachship(sp) {
62 if (sp->file == NULL &&
63 (sp->file = calloc(1, sizeof (struct File))) == NULL) {
64 (void) fprintf(stderr, "DRIVER: Out of memory.\n");
65 exit(1);
66 }
67 sp->file->index = sp - SHIP(0);
68 sp->file->loadL = L_ROUND;
69 sp->file->loadR = L_ROUND;
70 sp->file->readyR = R_LOADED|R_INITIAL;
71 sp->file->readyL = R_LOADED|R_INITIAL;
72 sp->file->stern = nat[sp->nationality]++;
73 sp->file->dir = sp->shipdir;
74 sp->file->row = sp->shiprow;
75 sp->file->col = sp->shipcol;
76 }
77 windspeed = cc->windspeed;
78 winddir = cc->winddir;
79 people = 0;
80 for (;;) {
81 sleep(7);
82 if (Sync() < 0) {
83 value = 1;
84 break;
85 }
86 if (next() < 0)
87 break;
88 unfoul();
89 checkup();
90 prizecheck();
91 moveall();
92 thinkofgrapples();
93 boardcomp();
94 compcombat();
95 resolve();
96 reload();
97 checksails();
98 if (Sync() < 0) {
99 value = 1;
100 break;
101 }
102 }
103 sync_close(1);
104 return value;
105 }
106