xmms/gentoo-m4/longlong.m4

# longlong.m4 serial 4
dnl Copyright (C) 1999-2003 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.

dnl From Paul Eggert.

# Define HAVE_LONG_LONG if 'long long' works.

AC_DEFUN([jm_AC_TYPE_LONG_LONG],
[
  AC_CACHE_CHECK([for long long], ac_cv_type_long_long,
  [AC_TRY_LINK([long long ll = 1LL; int i = 63;],
    [long long llmax = (long long) -1;
     return ll << i | ll >> i | llmax / ll | llmax % ll;],
    ac_cv_type_long_long=yes,
    ac_cv_type_long_long=no)])
  if test $ac_cv_type_long_long = yes; then
    AC_DEFINE(HAVE_LONG_LONG, 1,
      [Define if you have the 'long long' type.])
  fi
])
1	niro	153	# longlong.m4 serial 4
2			dnl Copyright (C) 1999-2003 Free Software Foundation, Inc.
3			dnl This file is free software, distributed under the terms of the GNU
4			dnl General Public License. As a special exception to the GNU General
5			dnl Public License, this file may be distributed as part of a program
6			dnl that contains a configuration script generated by Autoconf, under
7			dnl the same distribution terms as the rest of that program.
8
9			dnl From Paul Eggert.
10
11			# Define HAVE_LONG_LONG if 'long long' works.
12
13			AC_DEFUN([jm_AC_TYPE_LONG_LONG],
14			[
15			AC_CACHE_CHECK([for long long], ac_cv_type_long_long,
16			[AC_TRY_LINK([long long ll = 1LL; int i = 63;],
17			[long long llmax = (long long) -1;
18			return ll << i \| ll >> i \| llmax / ll \| llmax % ll;],
19			ac_cv_type_long_long=yes,
20			ac_cv_type_long_long=no)])
21			if test $ac_cv_type_long_long = yes; then
22			AC_DEFINE(HAVE_LONG_LONG, 1,
23			[Define if you have the 'long long' type.])
24			fi
25			])