-/* dirfd.c -- return the file descriptor associated with an open DIR*
-
- Copyright (C) 2001, 2006, 2008-2009 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */
-
-/* Written by Jim Meyering. */
-
-#include <config.h>
-
-#include <dirent.h>
-#include <errno.h>
-
-int
-dirfd (DIR const *dir_p)
-{
- int fd = DIR_TO_FD (dir_p);
- if (fd == -1)
- errno = ENOTSUP;
- return fd;
-}