Mercurial > sdl-ios-xcode
view src/libm/s_fabs.c @ 4639:f5cd4b6231ba
Added Test Directory. Touch input works in touchSimp for wacom bamboo fun on Ubuntu linux. Not yet integrated into library. Should support other touch devices and other linux distros, but not tested on anything else.
author | Jim Grandpre <jim.tla@gmail.com> |
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date | Mon, 24 May 2010 23:44:24 -0400 |
parents | dc1eb82ffdaa |
children |
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/* @(#)s_fabs.c 5.1 93/09/24 */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * * Developed at SunPro, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ #if defined(LIBM_SCCS) && !defined(lint) static const char rcsid[] = "$NetBSD: s_fabs.c,v 1.7 1995/05/10 20:47:13 jtc Exp $"; #endif /* * fabs(x) returns the absolute value of x. */ #include "math.h" #include "math_private.h" libm_hidden_proto(fabs) #ifdef __STDC__ double fabs(double x) #else double fabs(x) double x; #endif { u_int32_t high; GET_HIGH_WORD(high, x); SET_HIGH_WORD(x, high & 0x7fffffff); return x; } libm_hidden_def(fabs)