changeset 15427:2379b7a3f117

ffs: fix m4 prerequisite * m4/ffs.m4 (gl_FUNC_FFS): Require strings.h defaults. Signed-off-by: Eric Blake <eblake@redhat.com>
author Eric Blake <eblake@redhat.com>
date Fri, 15 Jul 2011 14:44:12 -0600
parents 60c6b6da0198
children 4e3a37b1ceae
files ChangeLog m4/ffs.m4
diffstat 2 files changed, 5 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2011-07-15  Eric Blake  <eblake@redhat.com>
 
+	ffs: fix m4 prerequisite
+	* m4/ffs.m4 (gl_FUNC_FFS): Require strings.h defaults.
+
 	ffs: avoid undefined behavior
 	* lib/ffs.c (ffs): Provide fallback for non-32-bit int.
 	* tests/test-ffs.c (naive, main): Avoid signed shifts.
--- a/m4/ffs.m4
+++ b/m4/ffs.m4
@@ -1,4 +1,4 @@
-# ffs.m4 serial 1
+# ffs.m4 serial 2
 dnl Copyright (C) 2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -6,6 +6,7 @@
 
 AC_DEFUN([gl_FUNC_FFS],
 [
+  AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
   AC_CHECK_FUNCS_ONCE([ffs])
   if test $ac_cv_func_ffs = no; then
     HAVE_FFS=0