Mercurial > gnulib
view lib/roundl.c @ 39945:821a9a195c14
std-gnu11: Support Autoconf versions < 2.64.
* m4/std-gnu11.m4 (AC_PROG_CC, AC_PROG_CXX): Use _AC_DO as fallback
when _AC_DO_LIMIT does not exist.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Tue, 23 Oct 2018 00:12:11 +0200 |
parents | 10eb9086bea0 |
children | b06060465f09 |
line wrap: on
line source
/* Round toward nearest, breaking ties away from zero. Copyright (C) 2007, 2009-2018 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, see <https://www.gnu.org/licenses/>. */ #include <config.h> #if HAVE_SAME_LONG_DOUBLE_AS_DOUBLE /* Specification. */ # include <math.h> long double roundl (long double x) { return round (x); } #else # define USE_LONG_DOUBLE # include "round.c" #endif