+++ /dev/null
-/* Internals for openat-like functions.
-
- Copyright (C) 2005, 2006 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 <errno.h>
-#include <stdlib.h>
-
-#define OPENAT_BUFFER_SIZE 512
-char *openat_proc_name (char buf[OPENAT_BUFFER_SIZE], int fd, char const *file);
-
-/* Some systems don't have ENOSYS. */
-#ifndef ENOSYS
-# ifdef ENOTSUP
-# define ENOSYS ENOTSUP
-# else
-/* Some systems don't have ENOTSUP either. */
-# define ENOSYS EINVAL
-# endif
-#endif
-
-/* Some systems don't have EOPNOTSUPP. */
-#ifndef EOPNOTSUPP
-# ifdef ENOTSUP
-# define EOPNOTSUPP ENOTSUP
-# else
-/* Some systems don't have ENOTSUP either. */
-# define EOPNOTSUPP EINVAL
-# endif
-#endif
-
-/* Trying to access a BUILD_PROC_NAME file will fail on systems without
- /proc support, and even on systems *with* ProcFS support. Return
- nonzero if the failure may be legitimate, e.g., because /proc is not
- readable, or the particular .../fd/N directory is not present. */
-#define EXPECTED_ERRNO(Errno) \
- ((Errno) == ENOTDIR || (Errno) == ENOENT \
- || (Errno) == EPERM || (Errno) == EACCES \
- || (Errno) == ENOSYS /* Solaris 8 */ \
- || (Errno) == EOPNOTSUPP /* FreeBSD */)