xref: /illumos-gate/usr/src/cmd/svr4pkg/libinst/cvtpath.c (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
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 /*
23  * Copyright 1993 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 
28 
29 #include <string.h>
30 
31 extern char *root, *basedir; 		/* WHERE? */
32 
33 void
34 cvtpath(char *path, char *copy)
35 {
36 	*copy++ = '/';
37 	if (root || (basedir && (*path != '/'))) {
38 		if (root && ((basedir == NULL) || (path[0] == '/') ||
39 		    (basedir[0] != '/'))) {
40 			/* look in root */
41 			(void) strcpy(copy, root + (*root == '/' ? 1 : 0));
42 			copy += strlen(copy);
43 			if (copy[-1] != '/')
44 				*copy++ = '/';
45 		}
46 		if (basedir && (*path != '/')) {
47 			(void) strcpy(copy,
48 			    basedir + (*basedir == '/' ? 1 : 0));
49 			copy += strlen(copy);
50 			if (copy[-1] != '/')
51 				*copy++ = '/';
52 		}
53 	}
54 	(void) strcpy(copy, path + (*path == '/' ? 1 : 0));
55 }
56