1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright 1993 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
24 */
25
26
27 #include <unistd.h>
28
29 extern int truncate(const char *path, off_t length);
30
31 #include <vroot/vroot.h>
32 #include <vroot/args.h>
33
truncate_thunk(char * path)34 static int truncate_thunk(char *path)
35 {
36 vroot_result= truncate(path, vroot_args.truncate.length);
37 return(vroot_result == 0);
38 }
39
truncate_vroot(char * path,int length,pathpt vroot_path,pathpt vroot_vroot)40 int truncate_vroot(char *path, int length, pathpt vroot_path, pathpt vroot_vroot)
41 {
42 vroot_args.truncate.length= length;
43 translate_with_thunk(path, truncate_thunk, vroot_path, vroot_vroot, rw_read);
44 return(vroot_result);
45 }
46