mirror of
https://github.com/rn10950/RetroZilla.git
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267 lines
6.8 KiB
C
267 lines
6.8 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code, released
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* March 31, 1998.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* IBM Corp.
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* By default all math calls go to fdlibm. The defines for each platform
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* remap the math calls to native routines.
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*/
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#ifndef _LIBMATH_H
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#define _LIBMATH_H
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#include <math.h>
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#include "jsconfig.h"
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/*
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* Define on which platforms to use fdlibm. Not used by default under
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* assumption that native math library works unless proved guilty.
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* Plus there can be problems with endian-ness and such in fdlibm itself.
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*
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* fdlibm compatibility notes:
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* - fdlibm broken on OSF1/alpha
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*/
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#ifndef JS_USE_FDLIBM_MATH
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#define JS_USE_FDLIBM_MATH 0
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#endif
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#if !JS_USE_FDLIBM_MATH
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/*
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* Use system provided math routines.
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*/
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#define fd_acos acos
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#define fd_asin asin
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#define fd_atan atan
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#define fd_atan2 atan2
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#define fd_ceil ceil
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/* The right copysign function is not always named the same thing. */
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#if __GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
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#define fd_copysign __builtin_copysign
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#elif defined WINCE
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#define fd_copysign _copysign
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#elif defined _WIN32
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#if _MSC_VER < 1400
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/* Try to work around apparent _copysign bustage in VC6 and VC7. */
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#define fd_copysign js_copysign
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extern double js_copysign(double, double);
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#else
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#define fd_copysign _copysign
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#endif
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#else
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#define fd_copysign copysign
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#endif
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#define fd_cos cos
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#define fd_exp exp
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#define fd_fabs fabs
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#define fd_floor floor
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#define fd_fmod fmod
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#define fd_log log
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#define fd_pow pow
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#define fd_sin sin
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#define fd_sqrt sqrt
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#define fd_tan tan
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#else
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/*
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* Use math routines in fdlibm.
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*/
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#undef __P
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#ifdef __STDC__
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#define __P(p) p
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#else
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#define __P(p) ()
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#endif
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#if (defined _WIN32 && !defined WINCE) || defined SUNOS4
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#define fd_acos acos
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#define fd_asin asin
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#define fd_atan atan
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#define fd_cos cos
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#define fd_sin sin
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#define fd_tan tan
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#define fd_exp exp
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#define fd_log log
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#define fd_sqrt sqrt
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#define fd_ceil ceil
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#define fd_fabs fabs
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#define fd_floor floor
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#define fd_fmod fmod
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extern double fd_atan2 __P((double, double));
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extern double fd_copysign __P((double, double));
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extern double fd_pow __P((double, double));
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#elif defined IRIX
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#define fd_acos acos
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#define fd_asin asin
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#define fd_atan atan
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#define fd_exp exp
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#define fd_log log
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#define fd_log10 log10
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#define fd_sqrt sqrt
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#define fd_fabs fabs
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#define fd_floor floor
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#define fd_fmod fmod
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extern double fd_cos __P((double));
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extern double fd_sin __P((double));
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extern double fd_tan __P((double));
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extern double fd_atan2 __P((double, double));
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extern double fd_pow __P((double, double));
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extern double fd_ceil __P((double));
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extern double fd_copysign __P((double, double));
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#elif defined SOLARIS
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#define fd_atan atan
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#define fd_cos cos
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#define fd_sin sin
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#define fd_tan tan
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#define fd_exp exp
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#define fd_sqrt sqrt
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#define fd_ceil ceil
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#define fd_fabs fabs
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#define fd_floor floor
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#define fd_fmod fmod
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extern double fd_acos __P((double));
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extern double fd_asin __P((double));
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extern double fd_log __P((double));
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extern double fd_atan2 __P((double, double));
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extern double fd_pow __P((double, double));
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extern double fd_copysign __P((double, double));
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#elif defined HPUX
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#define fd_cos cos
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#define fd_sin sin
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#define fd_exp exp
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#define fd_sqrt sqrt
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#define fd_fabs fabs
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#define fd_floor floor
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#define fd_fmod fmod
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extern double fd_ceil __P((double));
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extern double fd_acos __P((double));
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extern double fd_log __P((double));
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extern double fd_atan2 __P((double, double));
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extern double fd_tan __P((double));
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extern double fd_pow __P((double, double));
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extern double fd_asin __P((double));
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extern double fd_atan __P((double));
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extern double fd_copysign __P((double, double));
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#elif defined(OSF1)
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#define fd_acos acos
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#define fd_asin asin
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#define fd_atan atan
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#define fd_copysign copysign
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#define fd_cos cos
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#define fd_exp exp
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#define fd_fabs fabs
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#define fd_fmod fmod
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#define fd_sin sin
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#define fd_sqrt sqrt
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#define fd_tan tan
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extern double fd_atan2 __P((double, double));
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extern double fd_ceil __P((double));
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extern double fd_floor __P((double));
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extern double fd_log __P((double));
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extern double fd_pow __P((double, double));
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#elif defined(AIX)
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#define fd_acos acos
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#define fd_asin asin
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#define fd_atan2 atan2
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#define fd_copysign copysign
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#define fd_cos cos
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#define fd_exp exp
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#define fd_fabs fabs
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#define fd_floor floor
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#define fd_fmod fmod
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#define fd_log log
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#define fd_sin sin
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#define fd_sqrt sqrt
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extern double fd_atan __P((double));
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extern double fd_ceil __P((double));
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extern double fd_pow __P((double,double));
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extern double fd_tan __P((double));
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#else /* other platform.. generic paranoid slow fdlibm */
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extern double fd_acos __P((double));
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extern double fd_asin __P((double));
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extern double fd_atan __P((double));
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extern double fd_cos __P((double));
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extern double fd_sin __P((double));
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extern double fd_tan __P((double));
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extern double fd_exp __P((double));
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extern double fd_log __P((double));
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extern double fd_sqrt __P((double));
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extern double fd_ceil __P((double));
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extern double fd_fabs __P((double));
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extern double fd_floor __P((double));
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extern double fd_fmod __P((double, double));
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extern double fd_atan2 __P((double, double));
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extern double fd_pow __P((double, double));
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extern double fd_copysign __P((double, double));
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#endif
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#endif /* JS_USE_FDLIBM_MATH */
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#endif /* _LIBMATH_H */
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