2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
33 * @(#)pl_1.c 8.1 (Berkeley) 5/31/93
34 * $FreeBSD: src/games/sail/pl_1.c,v 1.2 1999/11/30 03:49:36 billf Exp $
35 * $DragonFly: src/games/sail/pl_1.c,v 1.4 2006/09/03 17:33:13 pavalos Exp $
39 #include <sys/types.h>
43 * If we get here before a ship is chosen, then ms == 0 and
44 * we don't want to update the score file, or do any Write's either.
45 * We can assume the sync file is already created and may need
47 * Of course, we don't do any more Sync()'s if we got here
48 * because of a Sync() failure.
53 signal(SIGHUP
, SIG_IGN
);
54 signal(SIGINT
, SIG_IGN
);
55 signal(SIGQUIT
, SIG_IGN
);
56 signal(SIGALRM
, SIG_IGN
);
57 signal(SIGCHLD
, SIG_IGN
);
60 Signal("It looks like you've had it!",
66 Signal("Your ship was captured.",
70 Signal("Hurricane! All ships destroyed.",
74 Signal("The driver died.", NULL
);
77 Signal("Synchronization error.", NULL
);
80 Signal("A funny thing happened (%d).",
88 printf("The driver died.\n");
94 printf("Synchronization error\n.");
97 printf("A funny thing happened (%d).\n",
104 if (conditions
!= LEAVE_SYNC
) {
105 makesignal(ms
, "Captain %s relinquishing.",
107 Write(W_END
, ms
, 0, 0, 0, 0);
111 sync_close(!hasdriver
);
128 signal(SIGCHLD
, SIG_IGN
);
130 pid
= wait3((int *)&status
, WNOHANG
, NULL
);
131 if (pid
< 0 || (pid
> 0 && !WIFSTOPPED(status
)))
134 signal(SIGCHLD
, (sig_t
)child
);