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main.c revision 1.1 
      1 /*
      2  * Copyright (c) 1983 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) 1983 Regents of the University of California.\n\
     37  All rights reserved.\n";
     38 #endif /* not lint */
     39 
     40 #ifndef lint
     41 static char sccsid[] = "@(#)main.c	5.5 (Berkeley) 6/1/90";
     42 #endif /* not lint */
     43 
     44 #include "externs.h"
     45 
     46 /*ARGSUSED*/
     47 main(argc, argv)
     48 	int argc;
     49 	register char **argv;
     50 {
     51 	register char *p;
     52 	int i;
     53 
     54 	(void) srand(getpid());
     55 	issetuid = getuid() != geteuid();
     56 	if (p = rindex(*argv, '/'))
     57 		p++;
     58 	else
     59 		p = *argv;
     60 	if (strcmp(p, "driver") == 0 || strcmp(p, "saildriver") == 0)
     61 		mode = MODE_DRIVER;
     62 	else if (strcmp(p, "sail.log") == 0)
     63 		mode = MODE_LOGGER;
     64 	else
     65 		mode = MODE_PLAYER;
     66 	while ((p = *++argv) && *p == '-')
     67 		switch (p[1]) {
     68 		case 'd':
     69 			mode = MODE_DRIVER;
     70 			break;
     71 		case 's':
     72 			mode = MODE_LOGGER;
     73 			break;
     74 		case 'D':
     75 			debug++;
     76 			break;
     77 		case 'x':
     78 			randomize;
     79 			break;
     80 		case 'l':
     81 			longfmt++;
     82 			break;
     83 		case 'b':
     84 			nobells++;
     85 			break;
     86 		default:
     87 			fprintf(stderr, "SAIL: Unknown flag %s.\n", p);
     88 			exit(1);
     89 		}
     90 	if (*argv)
     91 		game = atoi(*argv);
     92 	else
     93 		game = -1;
     94 	if (i = setjmp(restart))
     95 		mode = i;
     96 	switch (mode) {
     97 	case MODE_PLAYER:
     98 		return pl_main();
     99 	case MODE_DRIVER:
    100 		return dr_main();
    101 	case MODE_LOGGER:
    102 		return lo_main();
    103 	default:
    104 		fprintf(stderr, "SAIL: Unknown mode %d.\n", mode);
    105 		abort();
    106 	}
    107 	/*NOTREACHED*/
    108 }
    109