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-rw-r--r--m4/dirfd.m415
1 files changed, 6 insertions, 9 deletions
diff --git a/m4/dirfd.m4 b/m4/dirfd.m4
index 7968b12..e58582e 100644
--- a/m4/dirfd.m4
+++ b/m4/dirfd.m4
@@ -1,8 +1,8 @@
-# serial 28 -*- Autoconf -*-
+# serial 30 -*- Autoconf -*-
dnl Find out how to get the file descriptor associated with an open DIR*.
-# Copyright (C) 2001-2006, 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2006, 2008-2024 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.
@@ -40,15 +40,12 @@ AC_DEFUN([gl_FUNC_DIRFD],
HAVE_DIRFD=0
else
HAVE_DIRFD=1
- dnl Replace dirfd() on native Windows, to support fdopendir().
+ dnl Replace dirfd() on native Windows and OS/2 kLIBC,
+ dnl to support fdopendir().
AC_REQUIRE([gl_DIRENT_DIR])
if test $DIR_HAS_FD_MEMBER = 0; then
REPLACE_DIRFD=1
fi
- dnl OS/2 kLIBC dirfd() does not work.
- case "$host_os" in
- os2*) REPLACE_DIRFD=1 ;;
- esac
fi
])
@@ -58,7 +55,7 @@ AC_DEFUN([gl_PREREQ_DIRFD],
AC_CACHE_CHECK([how to get the file descriptor associated with an open DIR*],
[gl_cv_sys_dir_fd_member_name],
[
- dirfd_save_CFLAGS=$CFLAGS
+ gl_saved_CFLAGS=$CFLAGS
for ac_expr in d_fd dd_fd; do
CFLAGS="$CFLAGS -DDIR_FD_MEMBER_NAME=$ac_expr"
@@ -68,7 +65,7 @@ AC_DEFUN([gl_PREREQ_DIRFD],
[[DIR *dir_p = opendir("."); (void) dir_p->DIR_FD_MEMBER_NAME;]])],
[dir_fd_found=yes]
)
- CFLAGS=$dirfd_save_CFLAGS
+ CFLAGS=$gl_saved_CFLAGS
test "$dir_fd_found" = yes && break
done
test "$dir_fd_found" = yes || ac_expr=no_such_member