BSD 4 release

[unix-history] / usr / src / cmd / reboot.c

#include <stdio.h>
#include <sys/reboot.h>
/*
* Reboot
*/
static  char *sccsid = "@(#)reboot.c    4.1 (Berkeley) 10/9/80";

main(argc, argv)
       int argc;
       char **argv;
{
       int howto;
       register char *argp;

       argc--, argv++;
       howto = 0;
       while (argc > 0) {
               if (!strcmp(*argv, "-s"))
                       howto |= RB_SINGLE;
               else if (!strcmp(*argv, "-n"))
                       howto |= RB_NOSYNC;
               else if (!strcmp(*argv, "-a"))
                       howto |= RB_ASKNAME;
               else {
                       fprintf(stderr,
                           "usage: reboot [ -a ] [ -n ] [ -s ]\n");
                       exit(1);
               }
               argc--, argv++;
       }
       syscall(55, howto);
       perror("reboot");
}