coreutils/lib/isdir.c
Jim Meyering 52b4bf84e7 .
1994-08-27 21:34:13 +00:00

53 lines
1.5 KiB
C

/* isdir.c -- determine whether a directory exists
Copyright (C) 1990 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifdef HAVE_CONFIG_H
#if defined (CONFIG_BROKETS)
/* We use <config.h> instead of "config.h" so that a compilation
using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h
(which it would do because it found this file in $srcdir). */
#include <config.h>
#else
#include "config.h"
#endif
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include "safe-stat.h"
#ifdef STAT_MACROS_BROKEN
#undef S_ISDIR
#endif /* STAT_MACROS_BROKEN. */
#if !defined(S_ISDIR) && defined(S_IFDIR)
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
/* If PATH is an existing directory or symbolic link to a directory,
return nonzero, else 0. */
int
isdir (path)
char *path;
{
struct stat stats;
return SAFE_STAT (path, &stats) == 0 && S_ISDIR (stats.st_mode);
}