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/* shalt -- simple halt utility */
#define _XOPEN_SOURCE 500
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/reboot.h>
static char *argv0;
#include "arg.h"
static void
usage(void)
{
fprintf(stderr, "usage: %s [-pr]\n", argv0);
exit(1);
}
int
main(int argc, char *argv[])
{
sync();
ARGBEGIN {
case 'p':
reboot(RB_POWER_OFF);
break;
case 'r':
reboot(RB_AUTOBOOT);
break;
default:
usage();
} ARGEND
if (argc != 2) usage();
return 0;
}
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