1 # strtoumax.m4 serial 9
2 dnl Copyright (C) 2002-2004, 2006, 2009-2011 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_FUNC_STRTOUMAX],
9 AC_REQUIRE([gl_INTTYPES_H_DEFAULTS])
11 AC_CHECK_DECLS_ONCE([strtoumax])
12 if test "$ac_cv_have_decl_strtoumax" != yes; then
15 AC_CACHE_CHECK([whether <inttypes.h> defines strtoumax as a macro],
16 gl_cv_func_strtoumax_macro,
17 [AC_EGREP_CPP([inttypes_h_defines_strtoumax], [#include <inttypes.h>
19 inttypes_h_defines_strtoumax
21 gl_cv_func_strtoumax_macro=yes,
22 gl_cv_func_strtoumax_macro=no)])
24 if test "$gl_cv_func_strtoumax_macro" != yes; then
25 AC_REPLACE_FUNCS([strtoumax])
26 if test $ac_cv_func_strtoumax = no; then
33 # Prerequisites of lib/strtoumax.c.
34 AC_DEFUN([gl_PREREQ_STRTOUMAX], [
35 AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])