view src/libm/s_fabs.c @ 3341:710139a1692d

Fixed bug #826 Ken Bull 2009-10-04 09:51:30 PDT 2009/10/4 E. Wing <ewmailing@gmail.com>: > Hi Kenneth, > I noticed that SDL_SetColorKey and SDL_GetColorKey start with > /* > instead of > /** > in SDL_Surface.h in SDL 1.3. > > I haven't scrutinized the headers and I don't know if you had an > automated process to add these, but I thought I would let you know in > case there might be others that have the same problem. > > Thanks, > Eric > The attached patch corrects this and other documentation errors in SDL_surface.h
author Sam Lantinga <slouken@libsdl.org>
date Sun, 04 Oct 2009 19:14:30 +0000
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)