1/* vi: set sw=4 ts=4: */
2/*
3 * Utility routines.
4 *
5 * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
6 * Permission has been granted to redistribute this code under the GPL.
7 *
8 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
9 */
10
11#include <sys/stat.h>
12#include "libbb.h"
13
14/*
15 * Return TRUE if a fileName is a directory.
16 * Nonexistent files return FALSE.
17 */
18int is_directory(const char *fileName, const int followLinks, struct stat *statBuf)
19{
20	int status;
21	struct stat astatBuf;
22
23	if (statBuf == NULL) {
24	    /* set from auto stack buffer */
25	    statBuf = &astatBuf;
26	}
27
28	if (followLinks)
29		status = stat(fileName, statBuf);
30	else
31		status = lstat(fileName, statBuf);
32
33	if (status < 0 || !(S_ISDIR(statBuf->st_mode))) {
34	    status = FALSE;
35	}
36	else status = TRUE;
37
38	return status;
39}
40