BSD 4_3_Net_2 release

[unix-history] / 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, 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. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*      This product includes software developed by the University of
*      California, Berkeley and its contributors.
* 4. 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.
*/

#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      5.5 (Berkeley) 6/1/90";
#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*/
}