1/* isdir.c -- determine whether a directory exists
2   Copyright (C) 1990, 1998 Free Software Foundation, Inc.
3
4   This program is free software; you can redistribute it and/or modify
5   it under the terms of the GNU General Public License as published by
6   the Free Software Foundation; either version 2, or (at your option)
7   any later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12   GNU General Public License for more details.
13
14   You should have received a copy of the GNU General Public License
15   along with this program; if not, write to the Free Software Foundation,
16   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
17
18#if HAVE_CONFIG_H
19# include <config.h>
20#endif
21
22#include <sys/types.h>
23#include <sys/stat.h>
24
25#if STAT_MACROS_BROKEN
26# undef S_ISDIR
27#endif
28
29#if !defined S_ISDIR && defined S_IFDIR
30# define S_ISDIR(Mode) (((Mode) & S_IFMT) == S_IFDIR)
31#endif
32
33/* If PATH is an existing directory or symbolic link to a directory,
34   return nonzero, else 0.  */
35
36int
37isdir (const char *path)
38{
39  struct stat stats;
40
41  return stat (path, &stats) == 0 && S_ISDIR (stats.st_mode);
42}
43