1*2fe8fb19SBen Gras /*- 2*2fe8fb19SBen Gras * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG> 3*2fe8fb19SBen Gras * All rights reserved. 4*2fe8fb19SBen Gras * 5*2fe8fb19SBen Gras * Redistribution and use in source and binary forms, with or without 6*2fe8fb19SBen Gras * modification, are permitted provided that the following conditions 7*2fe8fb19SBen Gras * are met: 8*2fe8fb19SBen Gras * 1. Redistributions of source code must retain the above copyright 9*2fe8fb19SBen Gras * notice, this list of conditions and the following disclaimer. 10*2fe8fb19SBen Gras * 2. Redistributions in binary form must reproduce the above copyright 11*2fe8fb19SBen Gras * notice, this list of conditions and the following disclaimer in the 12*2fe8fb19SBen Gras * documentation and/or other materials provided with the distribution. 13*2fe8fb19SBen Gras * 14*2fe8fb19SBen Gras * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15*2fe8fb19SBen Gras * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16*2fe8fb19SBen Gras * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17*2fe8fb19SBen Gras * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18*2fe8fb19SBen Gras * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19*2fe8fb19SBen Gras * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20*2fe8fb19SBen Gras * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21*2fe8fb19SBen Gras * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22*2fe8fb19SBen Gras * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23*2fe8fb19SBen Gras * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24*2fe8fb19SBen Gras * SUCH DAMAGE. 25*2fe8fb19SBen Gras */ 26*2fe8fb19SBen Gras 27*2fe8fb19SBen Gras #include <sys/cdefs.h> 28*2fe8fb19SBen Gras __RCSID("$NetBSD$"); 29*2fe8fb19SBen Gras #ifdef notdef 30*2fe8fb19SBen Gras __FBSDID("$FreeBSD: src/lib/msun/src/s_fdim.c,v 1.1 2004/06/30 07:04:01 das Exp $"); 31*2fe8fb19SBen Gras #endif 32*2fe8fb19SBen Gras 33*2fe8fb19SBen Gras #include <math.h> 34*2fe8fb19SBen Gras 35*2fe8fb19SBen Gras #define DECL(type, fn) \ 36*2fe8fb19SBen Gras type \ 37*2fe8fb19SBen Gras fn(type x, type y) \ 38*2fe8fb19SBen Gras { \ 39*2fe8fb19SBen Gras \ 40*2fe8fb19SBen Gras if (isnan(x)) \ 41*2fe8fb19SBen Gras return (x); \ 42*2fe8fb19SBen Gras if (isnan(y)) \ 43*2fe8fb19SBen Gras return (y); \ 44*2fe8fb19SBen Gras return (x > y ? x - y : 0.0); \ 45*2fe8fb19SBen Gras } 46*2fe8fb19SBen Gras 47*2fe8fb19SBen Gras DECL(double, fdim) 48*2fe8fb19SBen Gras DECL(float, fdimf) 49*2fe8fb19SBen Gras DECL(long double, fdiml) 50