usr/src/games/sail/main.c

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that this notice is preserved and that due credit is given
 * to the University of California at Berkeley. The name of the University
 * may not be used to endorse or promote products derived from this
 * software without specific prior written permission. This software
 * is provided ``as is'' without express or implied warranty.
 */

#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1983 Regents of the University of California.\n\
 All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)main.c      5.3 (Berkeley) %G%";
#endif /* not lint */

#include "externs.h"

/*ARGSUSED*/
main(argc, argv)
        int argc;
        register char **argv;
{
        register char *p;
        int i;

        (void) srand(getpid());
        issetuid = getuid() != geteuid();
        if (p = rindex(*argv, '/'))
                p++;
        else
                p = *argv;
        if (strcmp(p, "driver") == 0 || strcmp(p, "saildriver") == 0)
                mode = MODE_DRIVER;
        else if (strcmp(p, "sail.log") == 0)
                mode = MODE_LOGGER;
        else
                mode = MODE_PLAYER;
        while ((p = *++argv) && *p == '-')
                switch (p[1]) {
                case 'd':
                        mode = MODE_DRIVER;
                        break;
                case 's':
                        mode = MODE_LOGGER;
                        break;
                case 'D':
                        debug++;
                        break;
                case 'x':
                        randomize;
                        break;
                case 'l':
                        longfmt++;
                        break;
                case 'b':
                        nobells++;
                        break;
                default:
                        fprintf(stderr, "SAIL: Unknown flag %s.\n", p);
                        exit(1);
                }
        if (*argv)
                game = atoi(*argv);
        else
                game = -1;
        if (i = setjmp(restart))
                mode = i;
        switch (mode) {
        case MODE_PLAYER:
                return pl_main();
        case MODE_DRIVER:
                return dr_main();
        case MODE_LOGGER:
                return lo_main();
        default:
                fprintf(stderr, "SAIL: Unknown mode %d.\n", mode);
                abort();
        }
        /*NOTREACHED*/
}