Mercurial > hg > octave-kai > gnulib-hg
view lib/isfinite.c @ 11583:dc80f2cc1327
Second attempt to work around an AIX 5.3, 6.1 compiler bug with include_next.
author | Eric Blake <ebb9@byu.net> |
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date | Thu, 21 May 2009 16:48:12 +0200 |
parents | ebb7ea0c94e8 |
children | b5e42ef33b49 |
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/* Test for finite value (zero, subnormal, or normal, and not infinite or NaN). Copyright (C) 2007-2008 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, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ /* Written by Ben Pfaff <blp@gnu.org>, 2007. */ #include <config.h> #include "isnanf-nolibm.h" #include "isnand-nolibm.h" #include "isnanl-nolibm.h" int gl_isfinitef (float x) { return !isnanf (x) && x - x == 0.f; } int gl_isfinited (double x) { return !isnand (x) && x - x == 0.; } int gl_isfinitel (long double x) { return !isnanl (x) && x - x == 0.L; }