kernel - Add kern.usched_dfly.poll_ticks
[dragonfly.git] / games / hangman / main.c
CommitLineData
eb9cdc7f 1/* $OpenBSD: main.c,v 1.12 2015/02/07 01:37:30 miod Exp $ */
2/* $NetBSD: main.c,v 1.3 1995/03/23 08:32:50 cgd Exp $ */
3
4/*
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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.
6693db17 16 * 3. Neither the name of the University nor the names of its contributors
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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
9a362823 33#include "hangman.h"
eb9cdc7f 34#include <paths.h>
35
43bf1303 36void usage(void) __dead2;
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37
38/*
39 * This game written by Ken Arnold.
40 */
41int
eb9cdc7f 42main(int argc, char *argv[])
984263bc 43{
eb9cdc7f 44 int ch;
45
6693db17 46 /* Revoke setgid privileges */
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47 setgid(getgid());
48
eb9cdc7f 49 while ((ch = getopt(argc, argv, "d:hk")) != -1) {
50 switch (ch) {
51 case 'd':
52 if (syms)
53 usage();
54 else
55 Dict_name = optarg;
56 break;
57 case 'k':
58 syms = 1;
59 Dict_name = getbootfile();
60 break;
61 case 'h':
62 case '?':
63 default:
64 usage();
65 }
66 }
67
984263bc 68 initscr();
eb9cdc7f 69 if (COLS < 50 || LINES < 14) {
70 endwin();
71 errx(1, "screen too small (must be at least 50x14)");
72 }
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73 signal(SIGINT, die);
74 setup();
75 for (;;) {
76 Wordnum++;
77 playgame();
78 Average = (Average * (Wordnum - 1) + Errors) / Wordnum;
79 }
80 /* NOTREACHED */
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81}
82
83/*
84 * die:
85 * Die properly.
86 */
87void
9a362823 88die(int sig __unused)
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89{
90 mvcur(0, COLS - 1, LINES - 1, 0);
91 endwin();
92 putchar('\n');
93 exit(0);
94}
eb9cdc7f 95
43bf1303 96void
eb9cdc7f 97usage(void)
98{
d9f85b33 99 fprintf(stderr, "usage: hangman [-k] [-d wordlist]\n");
eb9cdc7f 100 exit(1);
101}