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annotate src/libm/s_fabs.c @ 3566:07c8339c95c6

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Fixed bug #905 Give the foreign window message proc more control over Windows events. This may need to be adjusted when we add the capability for the app to specify whether it wants SDL to handle input for the window or not.
author Sam Lantinga <slouken@libsdl.org>
date Tue, 15 Dec 2009 09:20:10 +0000
parents dc1eb82ffdaa
children
rev   line source
2756
a98604b691c8 Expanded the libm support and put it into a separate directory.
Sam Lantinga <slouken@libsdl.org>
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1 /* @(#)s_fabs.c 5.1 93/09/24 */
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2 /*
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3 * ====================================================
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4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
a98604b691c8 Expanded the libm support and put it into a separate directory.
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5 *
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6 * Developed at SunPro, a Sun Microsystems, Inc. business.
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7 * Permission to use, copy, modify, and distribute this
a98604b691c8 Expanded the libm support and put it into a separate directory.
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8 * software is freely granted, provided that this notice
a98604b691c8 Expanded the libm support and put it into a separate directory.
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9 * is preserved.
a98604b691c8 Expanded the libm support and put it into a separate directory.
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10 * ====================================================
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11 */
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12
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13 #if defined(LIBM_SCCS) && !defined(lint)
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dc1eb82ffdaa Von: Thomas Zimmermann
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14 static const char rcsid[] =
dc1eb82ffdaa Von: Thomas Zimmermann
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15 "$NetBSD: s_fabs.c,v 1.7 1995/05/10 20:47:13 jtc Exp $";
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16 #endif
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17
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18 /*
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19 * fabs(x) returns the absolute value of x.
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20 */
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21
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22 #include "math.h"
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23 #include "math_private.h"
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24
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25 libm_hidden_proto(fabs)
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26 #ifdef __STDC__
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27 double fabs(double x)
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28 #else
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29 double fabs(x)
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30 double x;
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31 #endif
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32 {
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33 u_int32_t high;
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34 GET_HIGH_WORD(high, x);
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35 SET_HIGH_WORD(x, high & 0x7fffffff);
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36 return x;
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37 }
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38
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39 libm_hidden_def(fabs)