getwd.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "synonyms.h"
#include <sys/types.h>
#include <sys/param.h>
#include <errno.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <limits.h>
char *
getwd(char *pathname)
{
char *c;
long val;
if ((val = pathconf(".", _PC_PATH_MAX)) == -1)
val = MAXPATHLEN + 1;
if ((c = getcwd(pathname, val)) == NULL) {
if (errno == EACCES)
(void) strcpy(pathname,
"getwd: a parent directory cannot be read");
else if (errno == ERANGE)
(void) strcpy(pathname, "getwd: buffer too small");
else
(void) strcpy(pathname, "getwd: failure occurred");
return (0);
}
return (c);
}