main.c revision 1.13 
1/*	$NetBSD: main.c,v 1.13 2008/07/20 01:03:21 lukem 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. 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__COPYRIGHT("@(#) Copyright (c) 1983, 1993\
35 The Regents of the University of California.  All rights reserved.");
36#endif /* not lint */
37
38#ifndef lint
39#if 0
40static char sccsid[] = "@(#)main.c	8.1 (Berkeley) 5/31/93";
41#else
42__RCSID("$NetBSD: main.c,v 1.13 2008/07/20 01:03:21 lukem Exp $");
43#endif
44#endif /* not lint */
45
46#include	<err.h>
47#include	"hangman.h"
48
49/*
50 * This game written by Ken Arnold.
51 */
52int
53main(argc, argv)
54	int argc;
55	char *argv[];
56{
57	int ch;
58
59	/* Revoke setgid privileges */
60	setgid(getgid());
61
62	while ((ch = getopt(argc, argv, "d:m:")) != -1) {
63		switch (ch) {
64		case 'd':
65			Dict_name = optarg;
66			break;
67		case 'm':
68			Minlen = atoi(optarg);
69			if (Minlen < 2)
70				errx(1, "minimum word length too short");
71			break;
72		case '?':
73		default:
74			(void)fprintf(stderr, "usage: hangman [-d wordlist] [-m minlen]\n");
75			exit(1);
76		}
77	}
78
79	initscr();
80	signal(SIGINT, die);
81	setup();
82	for (;;) {
83		Wordnum++;
84		playgame();
85		Average = (Average * (Wordnum - 1) + Errors) / Wordnum;
86	}
87	/* NOTREACHED */
88}
89/*
90 * die:
91 *	Die properly.
92 */
93void
94die(dummy)
95	int dummy __unused;
96{
97	mvcur(0, COLS - 1, LINES - 1, 0);
98	endwin();
99	putchar('\n');
100	exit(0);
101}
102