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Expanded the libm support and put it into a separate directory.

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403212
This commit is contained in:
Sam Lantinga 2008-09-15 06:33:23 +00:00
parent 193af03fca
commit 9a334b7a8d
15 changed files with 1177 additions and 431 deletions
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44
src/libm/math.h Normal file
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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2006 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#ifdef HAVE_MATH_H
#include <math.h>
#else
extern double __ieee754_log(double x);
extern double __ieee754_pow(double x, double y);
extern double __ieee754_sqrt(double x);
#define log(x) __ieee754_log(x)
#define pow(x, y) __ieee754_pow(x, y)
#define sqrt(x) __ieee754_sqrt(x)
extern double copysign(double x, double y);
extern double cos(double x);
extern double fabs(double x);
extern double scalbn(double x, int n);
extern double sin(double x);
#endif /* HAVE_MATH_H */
/* vi: set ts=4 sw=4 expandtab: */