From a3d3111bfe26b8e5f5bc6049dfb2a4ca2edc7881 Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Tue, 17 Jan 2006 21:16:42 +0000 Subject: utils 1 git-svn-id: svn://tug.org/texlive/trunk@1484 c570f23f-e606-0410-a88d-b1316a301751 --- Build/source/utils/texinfo/m4/longlong.m4 | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Build/source/utils/texinfo/m4/longlong.m4 (limited to 'Build/source/utils/texinfo/m4/longlong.m4') diff --git a/Build/source/utils/texinfo/m4/longlong.m4 b/Build/source/utils/texinfo/m4/longlong.m4 new file mode 100644 index 00000000000..028422b6121 --- /dev/null +++ b/Build/source/utils/texinfo/m4/longlong.m4 @@ -0,0 +1,25 @@ +# longlong.m4 serial 5 +dnl Copyright (C) 1999-2004 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([gl_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 +]) -- cgit v1.2.3