blob: 5f33ae4a6662eff0646655ccd48bd618332a1942 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
# ssize_t.m4 serial 1 (gettext-0.11)
dnl Copyright (C) 2001-2002 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.
dnl From Bruno Haible.
dnl Test whether ssize_t is defined.
dnl Prerequisite: AC_CHECK_HEADERS(unistd.h)
AC_DEFUN([gt_TYPE_SSIZE_T],
[
AC_CACHE_CHECK([for ssize_t], gt_cv_ssize_t,
[AC_TRY_COMPILE([
#include <sys/types.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif], [int x = sizeof (ssize_t *) + sizeof (ssize_t);],
gt_cv_ssize_t=yes, gt_cv_ssize_t=no)])
if test $gt_cv_ssize_t = no; then
AC_DEFINE(ssize_t, int,
[Define as a signed type of the same size as size_t.])
fi
])
|
