1# uintmax_t.m4 serial 7 (gettext-0.12)
2dnl Copyright (C) 1997-2003 Free Software Foundation, Inc.
3dnl This file is free software, distributed under the terms of the GNU
4dnl General Public License.  As a special exception to the GNU General
5dnl Public License, this file may be distributed as part of a program
6dnl that contains a configuration script generated by Autoconf, under
7dnl the same distribution terms as the rest of that program.
8
9dnl From Paul Eggert.
10
11AC_PREREQ(2.13)
12
13# Define uintmax_t to 'unsigned long' or 'unsigned long long'
14# if it is not already defined in <stdint.h> or <inttypes.h>.
15
16AC_DEFUN([jm_AC_TYPE_UINTMAX_T],
17[
18  AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
19  AC_REQUIRE([jm_AC_HEADER_STDINT_H])
20  if test $jm_ac_cv_header_inttypes_h = no && test $jm_ac_cv_header_stdint_h = no; then
21    AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG])
22    test $ac_cv_type_unsigned_long_long = yes \
23      && ac_type='unsigned long long' \
24      || ac_type='unsigned long'
25    AC_DEFINE_UNQUOTED(uintmax_t, $ac_type,
26      [Define to unsigned long or unsigned long long
27       if <stdint.h> and <inttypes.h> don't define.])
28  else
29    AC_DEFINE(HAVE_UINTMAX_T, 1,
30      [Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.])
31  fi
32])
33