-# serial 5
+# serial 6
# Configure fcntl.h.
dnl Copyright (C) 2006, 2007, 2009 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
AC_DEFUN([gl_FCNTL_H],
[
AC_REQUIRE([gl_FCNTL_H_DEFAULTS])
+ AC_REQUIRE([gl_FCNTL_O_FLAGS])
+ gl_CHECK_NEXT_HEADERS([fcntl.h])
+ FCNTL_H='fcntl.h'
+ AC_SUBST([FCNTL_H])
+])
+
+# Test whether the flags O_NOATIME and O_NOFOLLOW actually work.
+# Define HAVE_WORKING_O_NOATIME to 1 if O_NOATIME works, or to 0 otherwise.
+# Define HAVE_WORKING_O_NOFOLLOW to 1 if O_NOFOLLOW works, or to 0 otherwise.
+AC_DEFUN([gl_FCNTL_O_FLAGS],
+[
dnl Persuade glibc <fcntl.h> to define O_NOATIME and O_NOFOLLOW.
AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
AC_CACHE_CHECK([for working fcntl.h], [gl_cv_header_working_fcntl_h],
esac
AC_DEFINE_UNQUOTED([HAVE_WORKING_O_NOFOLLOW], [$ac_val],
[Define to 1 if O_NOFOLLOW works.])
-
- gl_CHECK_NEXT_HEADERS([fcntl.h])
- FCNTL_H='fcntl.h'
- AC_SUBST([FCNTL_H])
])
AC_DEFUN([gl_FCNTL_MODULE_INDICATOR],