BSD-SCCS END release

[unix-history] / usr / src / sbin / mount_kernfs / mount_kernfs.c

/*
* Copyright (c) 1990, 1992 Jan-Simon Pendry
* Copyright (c) 1992, 1993, 1994
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry.
*
* %sccs.include.redist.c%
*/

#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1992, 1993, 1994\n\
       The Regents of the University of California.  All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)mount_kernfs.c      8.3 (Berkeley) %G%";
#endif /* not lint */

#include <sys/param.h>
#include <sys/mount.h>

#include <err.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "mntopts.h"

struct mntopt mopts[] = {
       MOPT_STDOPTS,
       { NULL }
};

void    usage __P((void));

int
main(argc, argv)
       int argc;
       char *argv[];
{
       int ch, mntflags;

       mntflags = 0;
       while ((ch = getopt(argc, argv, "o:")) != EOF)
               switch (ch) {
               case 'o':
                       getmntopts(optarg, mopts, &mntflags, 0);
                       break;
               case '?':
               default:
                       usage();
               }
       argc -= optind;
       argv += optind;

       if (argc != 2)
               usage();

       if (mount("kernfs", argv[1], mntflags, NULL))
               err(1, NULL);
       exit(0);
}

void
usage()
{
       (void)fprintf(stderr,
               "usage: mount_kernfs [-o options] /kern mount_point\n");
       exit(1);
}