/* $OpenBSD: main.c,v 1.24 2016/01/07 16:00:33 tb Exp $ */ /* $NetBSD: main.c,v 1.5 1995/04/22 10:08:54 cgd Exp $ */ /* * Copyright (c) 1980, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include #include #include #include #include #include #include #include "robots.h" void usage(void) { fprintf(stderr, "usage: robots [-ajrst] [scorefile]\n"); exit(1); } int main(int ac, char *av[]) { bool show_only; extern char Scorefile[PATH_MAX]; int score_wfd; /* high score writable file descriptor */ int score_err = 0; /* hold errno from score file open */ int ch; int ret; extern int optind; char *home; #ifdef FANCY char *sp; #endif if (pledge("stdio rpath wpath cpath tty", NULL) == -1) err(1, "pledge"); home = getenv("HOME"); if (home == NULL || *home == '\0') err(1, "getenv"); ret = snprintf(Scorefile, sizeof(Scorefile), "%s/%s", home, ".robots.scores"); if (ret < 0 || ret >= PATH_MAX) errc(1, ENAMETOOLONG, "%s/%s", home, ".robots.scores"); if ((score_wfd = open(Scorefile, O_RDWR | O_CREAT, 0666)) < 0) score_err = errno; show_only = FALSE; while ((ch = getopt(ac, av, "srajt")) != -1) switch (ch) { case 's': show_only = TRUE; break; case 'r': Real_time = TRUE; /* Could be a command-line option */ tv.tv_sec = 3; break; case 'a': Start_level = 4; break; case 'j': Jump = TRUE; break; case 't': Teleport = TRUE; break; case '?': default: usage(); } ac -= optind; av += optind; if (ac > 1) usage(); if (ac == 1) { if (strlcpy(Scorefile, av[0], sizeof(Scorefile)) >= sizeof(Scorefile)) errc(1, ENAMETOOLONG, "%s", av[0]); if (score_wfd >= 0) close(score_wfd); /* This file requires no special privileges. */ if ((score_wfd = open(Scorefile, O_RDWR | O_CREAT, 0666)) < 0) score_err = errno; #ifdef FANCY sp = strrchr(Scorefile, '/'); if (sp == NULL) sp = Scorefile; if (strcmp(sp, "pattern_roll") == 0) Pattern_roll = TRUE; else if (strcmp(sp, "stand_still") == 0) Stand_still = TRUE; if (Pattern_roll || Stand_still) Teleport = TRUE; #endif } if (show_only) { show_score(); return 0; } if (score_wfd < 0) { warnx("%s: %s; no scores will be saved", Scorefile, strerror(score_err)); sleep(1); } initscr(); signal(SIGINT, quit); cbreak(); noecho(); nonl(); if (LINES != Y_SIZE || COLS != X_SIZE) { if (LINES < Y_SIZE || COLS < X_SIZE) { endwin(); errx(1, "Need at least a %dx%d screen", Y_SIZE, X_SIZE); } delwin(stdscr); stdscr = newwin(Y_SIZE, X_SIZE, 0, 0); } do { init_field(); for (Level = Start_level; !Dead; Level++) { make_level(); play_level(); } move(My_pos.y, My_pos.x); printw("AARRrrgghhhh...."); refresh(); score(score_wfd); } while (another()); quit(0); } /* * quit: * Leave the program elegantly. */ void quit(int dummy) { endwin(); exit(0); } /* * another: * See if another game is desired */ bool another(void) { int y; #ifdef FANCY if ((Stand_still || Pattern_roll) && !Newscore) return TRUE; #endif if (query("Another game?")) { if (Full_clear) { for (y = 1; y <= Num_scores; y++) { move(y, 1); clrtoeol(); } refresh(); } return TRUE; } return FALSE; }