-#serial 9
+#serial 14 -*- Autoconf -*-
dnl Find out how to get the file descriptor associated with an open DIR*.
-# Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 Free Software
+# Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57.
AC_REQUIRE([AC_PROG_CPP])
AC_REQUIRE([AC_PROG_EGREP])
-
- AC_HEADER_DIRENT
- dirfd_headers='
-#if HAVE_DIRENT_H
-# include <dirent.h>
-#else /* not HAVE_DIRENT_H */
-# define dirent direct
-# if HAVE_SYS_NDIR_H
-# include <sys/ndir.h>
-# endif /* HAVE_SYS_NDIR_H */
-# if HAVE_SYS_DIR_H
-# include <sys/dir.h>
-# endif /* HAVE_SYS_DIR_H */
-# if HAVE_NDIR_H
-# include <ndir.h>
-# endif /* HAVE_NDIR_H */
-#endif /* HAVE_DIRENT_H */
-'
AC_CHECK_FUNCS(dirfd)
- AC_CHECK_DECLS([dirfd], , , $dirfd_headers)
+ AC_CHECK_DECLS([dirfd], , ,
+ [#include <sys/types.h>
+ #include <dirent.h>])
AC_CACHE_CHECK([whether dirfd is a macro],
gl_cv_func_dirfd_macro,
- [AC_EGREP_CPP([dirent_header_defines_dirfd], [$dirfd_headers
+ [AC_EGREP_CPP([dirent_header_defines_dirfd], [
+#include <sys/types.h>
+#include <dirent.h>
#ifdef dirfd
dirent_header_defines_dirfd
#endif],
[how to get the file descriptor associated with an open DIR*],
gl_cv_sys_dir_fd_member_name,
[
- dirfd_save_CFLAGS=$CFLAGS
+ dirfd_save_CFLAGS=$CFLAGS
for ac_expr in d_fd dd_fd; do
CFLAGS="$CFLAGS -DDIR_FD_MEMBER_NAME=$ac_expr"
AC_TRY_COMPILE(
- [$dirfd_headers
- ],
+ [#include <sys/types.h>
+ #include <dirent.h>],
[DIR *dir_p = opendir("."); (void) dir_p->DIR_FD_MEMBER_NAME;],
dir_fd_found=yes
)