-# strchrnul.m4 serial 1
-dnl Copyright (C) 2003 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# strchrnul.m4 serial 7
+dnl Copyright (C) 2003, 2007, 2009, 2010 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_STRCHRNUL],
[
dnl Persuade glibc <string.h> to declare strchrnul().
- AC_REQUIRE([AC_GNU_SOURCE])
+ AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
- AC_REPLACE_FUNCS(strchrnul)
+ AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
+ AC_REPLACE_FUNCS([strchrnul])
if test $ac_cv_func_strchrnul = no; then
+ HAVE_STRCHRNUL=0
gl_PREREQ_STRCHRNUL
fi
])
# Prerequisites of lib/strchrnul.c.
-AC_DEFUN([gl_PREREQ_STRCHRNUL], [
- AC_CHECK_HEADERS_ONCE(string.h)
-])
+AC_DEFUN([gl_PREREQ_STRCHRNUL], [:])