/* A GNU-like <dirent.h>.
- Copyright (C) 2006-2016 Free Software Foundation, Inc.
+ Copyright (C) 2006-2021 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
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/>. */
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
#ifndef _@GUARD_PREFIX@_DIRENT_H
/* The __attribute__ feature is available in gcc versions 2.5 and later.
The attribute __pure__ was added in gcc 2.96. */
-#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
-# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__))
-#else
-# define _GL_ATTRIBUTE_PURE /* empty */
+#ifndef _GL_ATTRIBUTE_PURE
+# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) || defined __clang__
+# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__))
+# else
+# define _GL_ATTRIBUTE_PURE /* empty */
+# endif
#endif
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* Return the file descriptor associated with the given directory stream,
or -1 if none exists. */
# if @REPLACE_DIRFD@
-# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+/* On kLIBC, dirfd() is a macro that does not work. Undefine it. */
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE) || defined dirfd
# undef dirfd
# define dirfd rpl_dirfd
# endif