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 /* 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 "hangman.h" 34 #include <paths.h> 35 36 void usage(void) __dead2; 37 38 /* 39 * This game written by Ken Arnold. 40 */ 41 int 42 main(int argc, char *argv[]) 43 { 44 int ch; 45 46 /* Revoke setgid privileges */ 47 setgid(getgid()); 48 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 68 initscr(); 69 if (COLS < 50 || LINES < 14) { 70 endwin(); 71 errx(1, "screen too small (must be at least 50x14)"); 72 } 73 signal(SIGINT, die); 74 setup(); 75 for (;;) { 76 Wordnum++; 77 playgame(); 78 Average = (Average * (Wordnum - 1) + Errors) / Wordnum; 79 } 80 /* NOTREACHED */ 81 } 82 83 /* 84 * die: 85 * Die properly. 86 */ 87 void 88 die(int sig __unused) 89 { 90 mvcur(0, COLS - 1, LINES - 1, 0); 91 endwin(); 92 putchar('\n'); 93 exit(0); 94 } 95 96 void 97 usage(void) 98 { 99 fprintf(stderr, "usage: hangman [-k] [-d wordlist]\n"); 100 exit(1); 101 } 102