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, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1995-1997, by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 /*LINTLIBRARY*/
28
29 #include <sys/types.h>
30 #include <sys/param.h>
31 #include <errno.h>
32 #include <unistd.h>
33 #include <string.h>
34 #include <stdlib.h>
35
36 char *
getwd(char * pathname)37 getwd(char *pathname)
38 {
39 char *c;
40 long val;
41
42 if ((val = pathconf(".", _PC_PATH_MAX)) == -1L)
43 val = MAXPATHLEN + 1;
44
45 if ((c = getcwd(pathname, val)) == NULL) {
46 if (errno == EACCES)
47 (void) strcpy(pathname,
48 "getwd: a parent directory cannot be read");
49 else if (errno == ERANGE)
50 (void) strcpy(pathname, "getwd: buffer too small");
51 else
52 (void) strcpy(pathname, "getwd: failure occurred");
53 return (0);
54 }
55
56 return (c);
57 }
58