1 /* $NetBSD: main.c,v 1.29 2009/07/20 06:43:18 dholland Exp $ */ 2 3 /* 4 * Copyright (c) 1980, 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) 1980, 1993\ 35 The Regents of the University of California. All rights reserved."); 36 #endif /* not lint */ 37 38 #ifndef lint 39 #if 0 40 static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 5/31/93"; 41 #else 42 __RCSID("$NetBSD: main.c,v 1.29 2009/07/20 06:43:18 dholland Exp $"); 43 #endif 44 #endif /* not lint */ 45 46 #include <ctype.h> 47 #include <curses.h> 48 #include <err.h> 49 #include <errno.h> 50 #include <fcntl.h> 51 #include <signal.h> 52 #include <stdlib.h> 53 #include <time.h> 54 #include <unistd.h> 55 #include "robots.h" 56 57 extern const char *Scorefile; 58 extern int Max_per_uid; 59 60 int 61 main(int ac, char **av) 62 { 63 const char *sp; 64 bool bad_arg; 65 bool show_only; 66 int score_wfd; /* high score writable file descriptor */ 67 int score_err = 0; /* hold errno from score file open */ 68 69 score_wfd = open(Scorefile, O_RDWR); 70 if (score_wfd < 0) 71 score_err = errno; 72 else if (score_wfd < 3) 73 exit(1); 74 75 /* Revoke setgid privileges */ 76 setgid(getgid()); 77 78 show_only = false; 79 Num_games = 1; 80 if (ac > 1) { 81 bad_arg = false; 82 for (++av; ac > 1 && *av[0]; av++, ac--) 83 if (av[0][0] != '-') 84 if (isdigit((unsigned char)av[0][0])) 85 Max_per_uid = atoi(av[0]); 86 else { 87 Scorefile = av[0]; 88 if (score_wfd >= 0) 89 close(score_wfd); 90 score_wfd = open(Scorefile, O_RDWR); 91 if (score_wfd < 0) 92 score_err = errno; 93 #ifdef FANCY 94 sp = strrchr(Scorefile, '/'); 95 if (sp == NULL) 96 sp = Scorefile; 97 if (strcmp(sp, "pattern_roll") == 0) 98 Pattern_roll = true; 99 else if (strcmp(sp, "stand_still") == 0) 100 Stand_still = true; 101 if (Pattern_roll || Stand_still) 102 Teleport = true; 103 #endif 104 } 105 else 106 for (sp = &av[0][1]; *sp; sp++) 107 switch (*sp) { 108 case 'A': 109 Auto_bot = true; 110 break; 111 case 's': 112 show_only = true; 113 break; 114 case 'r': 115 Real_time = true; 116 break; 117 case 'a': 118 Start_level = 4; 119 break; 120 case 'n': 121 Num_games++; 122 break; 123 case 'j': 124 Jump = true; 125 break; 126 case 't': 127 Teleport = true; 128 break; 129 130 default: 131 fprintf(stderr, "robots: unknown option: %c\n", *sp); 132 bad_arg = true; 133 break; 134 } 135 if (bad_arg) { 136 exit(1); 137 /* NOTREACHED */ 138 } 139 } 140 141 if (show_only) { 142 show_score(); 143 exit(0); 144 /* NOTREACHED */ 145 } 146 147 if (score_wfd < 0) { 148 errno = score_err; 149 warn("%s", Scorefile); 150 warnx("High scores will not be recorded!"); 151 sleep(2); 152 } 153 154 if (!initscr()) 155 errx(0, "couldn't initialize screen"); 156 signal(SIGINT, quit); 157 cbreak(); 158 noecho(); 159 nonl(); 160 if (LINES != Y_SIZE || COLS != X_SIZE) { 161 if (LINES < Y_SIZE || COLS < X_SIZE) { 162 endwin(); 163 printf("Need at least a %dx%d screen\n", 164 Y_SIZE, X_SIZE); 165 exit(1); 166 } 167 delwin(stdscr); 168 stdscr = newwin(Y_SIZE, X_SIZE, 0, 0); 169 } 170 171 srandom(time(NULL)); 172 if (Real_time) 173 signal(SIGALRM, move_robots); 174 do { 175 while (Num_games--) { 176 init_field(); 177 for (Level = Start_level; !Dead; Level++) { 178 make_level(); 179 play_level(); 180 if (Auto_bot) 181 sleep(1); 182 } 183 move(My_pos.y, My_pos.x); 184 printw("AARRrrgghhhh...."); 185 refresh(); 186 if (Auto_bot) 187 sleep(1); 188 score(score_wfd); 189 if (Auto_bot) 190 sleep(1); 191 refresh(); 192 } 193 Num_games = 1; 194 } while (!Auto_bot && another()); 195 quit(0); 196 /* NOTREACHED */ 197 return(0); 198 } 199 200 /* 201 * quit: 202 * Leave the program elegantly. 203 */ 204 void 205 quit(int dummy __unused) 206 { 207 endwin(); 208 exit(0); 209 /* NOTREACHED */ 210 } 211 212 /* 213 * another: 214 * See if another game is desired 215 */ 216 bool 217 another(void) 218 { 219 int y; 220 221 #ifdef FANCY 222 if ((Stand_still || Pattern_roll) && !Newscore) 223 return true; 224 #endif 225 226 if (query("Another game?")) { 227 if (Full_clear) { 228 for (y = 1; y <= Num_scores; y++) { 229 move(y, 1); 230 clrtoeol(); 231 } 232 refresh(); 233 } 234 return true; 235 } 236 return false; 237 } 238