mount_procfs.c revision 1.4 
1/*
2 * Copyright (c) 1990, 1992, 1993 Jan-Simon Pendry
3 * Copyright (c) 1992, 1993
4 *	The Regents of the University of California.  All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * Jan-Simon Pendry.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 *    must display the following acknowledgement:
19 *	This product includes software developed by the University of
20 *	California, Berkeley and its contributors.
21 * 4. Neither the name of the University nor the names of its contributors
22 *    may be used to endorse or promote products derived from this software
23 *    without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 *	from: @(#)mount_procfs.c	8.1 (Berkeley) 1/11/94
38 *	$Id: mount_procfs.c,v 1.4 1994/01/12 20:21:50 cgd Exp $
39 */
40
41#include <sys/param.h>
42#include <sys/mount.h>
43
44#include <errno.h>
45#include <unistd.h>
46#include <stdio.h>
47#include <stdlib.h>
48#include <string.h>
49
50void usage __P((void));
51
52int
53main(argc, argv)
54	int argc;
55	char *argv[];
56{
57	int ch, mntflags;
58
59	mntflags = 0;
60	while ((ch = getopt(argc, argv, "F:")) != EOF)
61		switch(ch) {
62		case 'F':
63			mntflags = atoi(optarg);
64			break;
65		case '?':
66		default:
67			usage();
68		}
69	argc -= optind;
70	argv += optind;
71
72	if (argc != 2)
73		usage();
74
75	if (mount(MOUNT_PROCFS, argv[1], mntflags, NULL)) {
76		(void)fprintf(stderr, "mount_fdesc: %s\n", strerror(errno));
77		exit(1);
78	}
79	exit(0);
80}
81
82void
83usage()
84{
85	(void)fprintf(stderr,
86	    "usage: mount_procfs [ -F fsoptions ] /proc mount_point\n");
87	exit(1);
88}
89