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main.c revision 1.2 
      1 /*
      2  * Copyright (c) 1980 Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. All advertising materials mentioning features or use of this software
     14  *    must display the following acknowledgement:
     15  *	This product includes software developed by the University of
     16  *	California, Berkeley and its contributors.
     17  * 4. Neither the name of the University nor the names of its contributors
     18  *    may be used to endorse or promote products derived from this software
     19  *    without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #ifndef lint
     35 char copyright[] =
     36 "@(#) Copyright (c) 1980 Regents of the University of California.\n\
     37  All rights reserved.\n";
     38 #endif /* not lint */
     39 
     40 #ifndef lint
     41 /*static char sccsid[] = "from: @(#)main.c	5.5 (Berkeley) 2/28/91";*/
     42 static char rcsid[] = "$Id: main.c,v 1.2 1993/08/01 18:52:46 mycroft Exp $";
     43 #endif /* not lint */
     44 
     45 # include	"robots.h"
     46 # include	<signal.h>
     47 # include	<ctype.h>
     48 
     49 main(ac, av)
     50 int	ac;
     51 char	**av;
     52 {
     53 	register char	*sp;
     54 	register bool	bad_arg;
     55 	register bool	show_only;
     56 	extern char	*Scorefile;
     57 	extern int	Max_per_uid;
     58 	void quit();
     59 
     60 	show_only = FALSE;
     61 	if (ac > 1) {
     62 		bad_arg = FALSE;
     63 		for (++av; ac > 1 && *av[0]; av++, ac--)
     64 			if (av[0][0] != '-')
     65 				if (isdigit(av[0][0]))
     66 					Max_per_uid = atoi(av[0]);
     67 				else {
     68 					setuid(getuid());
     69 					setgid(getgid());
     70 					Scorefile = av[0];
     71 # ifdef	FANCY
     72 					sp = rindex(Scorefile, '/');
     73 					if (sp == NULL)
     74 						sp = Scorefile;
     75 					if (strcmp(sp, "pattern_roll") == 0)
     76 						Pattern_roll = TRUE;
     77 					else if (strcmp(sp, "stand_still") == 0)
     78 						Stand_still = TRUE;
     79 					if (Pattern_roll || Stand_still)
     80 						Teleport = TRUE;
     81 # endif
     82 				}
     83 			else
     84 				for (sp = &av[0][1]; *sp; sp++)
     85 					switch (*sp) {
     86 					  case 's':
     87 						show_only = TRUE;
     88 						break;
     89 					  case 'r':
     90 						Real_time = TRUE;
     91 						break;
     92 					  case 'a':
     93 						Start_level = 4;
     94 						break;
     95 					  case 'j':
     96 						Jump = TRUE;
     97 						break;
     98 					  case 't':
     99 						Teleport = TRUE;
    100 						break;
    101 					  default:
    102 						fprintf(stderr, "robots: uknown option: %c\n", *sp);
    103 						bad_arg = TRUE;
    104 						break;
    105 					}
    106 		if (bad_arg) {
    107 			exit(1);
    108 			/* NOTREACHED */
    109 		}
    110 	}
    111 
    112 	if (show_only) {
    113 		show_score();
    114 		exit(0);
    115 		/* NOTREACHED */
    116 	}
    117 
    118 	initscr();
    119 	signal(SIGINT, quit);
    120 	crmode();
    121 	noecho();
    122 	nonl();
    123 	if (LINES != Y_SIZE || COLS != X_SIZE) {
    124 		if (LINES < Y_SIZE || COLS < X_SIZE) {
    125 			endwin();
    126 			printf("Need at least a %dx%d screen\n",
    127 			    Y_SIZE, X_SIZE);
    128 			exit(1);
    129 		}
    130 		delwin(stdscr);
    131 		stdscr = newwin(Y_SIZE, X_SIZE, 0, 0);
    132 	}
    133 
    134 	srand(getpid());
    135 	if (Real_time)
    136 		signal(SIGALRM, move_robots);
    137 	do {
    138 		init_field();
    139 		for (Level = Start_level; !Dead; Level++) {
    140 			make_level();
    141 			play_level();
    142 		}
    143 		move(My_pos.y, My_pos.x);
    144 		printw("AARRrrgghhhh....");
    145 		refresh();
    146 		score();
    147 	} while (another());
    148 	quit();
    149 }
    150 
    151 /*
    152  * quit:
    153  *	Leave the program elegantly.
    154  */
    155 void
    156 quit()
    157 {
    158 	extern int	_putchar();
    159 
    160 	mvcur(0, COLS - 1, LINES - 1, 0);
    161 	if (CE) {
    162 		tputs(CE, 1, _putchar);
    163 		endwin();
    164 	}
    165 	else {
    166 		endwin();
    167 		putchar('\n');
    168 	}
    169 	exit(0);
    170 	/* NOTREACHED */
    171 }
    172 
    173 /*
    174  * another:
    175  *	See if another game is desired
    176  */
    177 another()
    178 {
    179 	register int	y;
    180 
    181 #ifdef	FANCY
    182 	if ((Stand_still || Pattern_roll) && !Newscore)
    183 		return TRUE;
    184 #endif
    185 
    186 	if (query("Another game?")) {
    187 		if (Full_clear) {
    188 			for (y = 1; y <= Num_scores; y++) {
    189 				move(y, 1);
    190 				clrtoeol();
    191 			}
    192 			refresh();
    193 		}
    194 		return TRUE;
    195 	}
    196 	return FALSE;
    197 }
    198