1 # strtoumax.m4 serial 6
2 dnl Copyright (C) 2002, 2003, 2004, 2006 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 dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57.
10 AC_REQUIRE([AC_PROG_CPP])
11 AC_REQUIRE([AC_PROG_EGREP])
13 AC_CACHE_CHECK([whether <inttypes.h> defines strtoumax as a macro],
14 gl_cv_func_strtoumax_macro,
15 [AC_EGREP_CPP([inttypes_h_defines_strtoumax], [#include <inttypes.h>
17 inttypes_h_defines_strtoumax
19 gl_cv_func_strtoumax_macro=yes,
20 gl_cv_func_strtoumax_macro=no)])
22 if test "$gl_cv_func_strtoumax_macro" != yes; then
23 AC_REPLACE_FUNCS(strtoumax)
24 if test $ac_cv_func_strtoumax = no; then
30 # Prerequisites of lib/strtoumax.c.
31 AC_DEFUN([gl_PREREQ_STRTOUMAX], [
32 AC_CHECK_DECLS(strtoull)
33 AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])