1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate *
4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate * with the License.
8*7c478bd9Sstevel@tonic-gate *
9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate *
14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate *
20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate */
26*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
27*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */
28*7c478bd9Sstevel@tonic-gate
29*7c478bd9Sstevel@tonic-gate #include <stdio.h>
30*7c478bd9Sstevel@tonic-gate #include <string.h>
31*7c478bd9Sstevel@tonic-gate #include <errno.h>
32*7c478bd9Sstevel@tonic-gate #include <unistd.h>
33*7c478bd9Sstevel@tonic-gate #include <stdlib.h>
34*7c478bd9Sstevel@tonic-gate
35*7c478bd9Sstevel@tonic-gate int
main(int argc,char ** argv)36*7c478bd9Sstevel@tonic-gate main(int argc, char **argv)
37*7c478bd9Sstevel@tonic-gate {
38*7c478bd9Sstevel@tonic-gate if (argc < 3) {
39*7c478bd9Sstevel@tonic-gate (void) fprintf(stderr,
40*7c478bd9Sstevel@tonic-gate "usage: chroot rootdir command [arg ...]\n");
41*7c478bd9Sstevel@tonic-gate exit(1);
42*7c478bd9Sstevel@tonic-gate }
43*7c478bd9Sstevel@tonic-gate
44*7c478bd9Sstevel@tonic-gate if (chroot(argv[1]) != 0) {
45*7c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "chroot(\"%s\"): %s\n", argv[1],
46*7c478bd9Sstevel@tonic-gate strerror(errno));
47*7c478bd9Sstevel@tonic-gate exit(1);
48*7c478bd9Sstevel@tonic-gate }
49*7c478bd9Sstevel@tonic-gate
50*7c478bd9Sstevel@tonic-gate if (chdir("/") != 0) {
51*7c478bd9Sstevel@tonic-gate (void) fprintf(stderr, "Can't chdir to new root\n");
52*7c478bd9Sstevel@tonic-gate exit(1);
53*7c478bd9Sstevel@tonic-gate }
54*7c478bd9Sstevel@tonic-gate
55*7c478bd9Sstevel@tonic-gate (void) execv(argv[2], &argv[2]);
56*7c478bd9Sstevel@tonic-gate perror("chroot: exec failed");
57*7c478bd9Sstevel@tonic-gate return (1);
58*7c478bd9Sstevel@tonic-gate }
59