/* * @(#) $(JCGO)/minihdr/common/math.h -- * a part of the minimalist "libc" headers for JCGO. ** * Project: JCGO (http://www.ivmaisoft.com/jcgo/) * Copyright (C) 2001-2009 Ivan Maidanski * All rights reserved. */ /* * This is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. ** * This software 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 * General Public License (GPL) for more details. ** * Linking this library statically or dynamically with other modules is * making a combined work based on this library. Thus, the terms and * conditions of the GNU General Public License cover the whole * combination. ** * As a special exception, the copyright holders of this library give you * permission to link this library with independent modules to produce an * executable, regardless of the license terms of these independent * modules, and to copy and distribute the resulting executable under * terms of your choice, provided that you also meet, for each linked * independent module, the terms and conditions of the license of that * module. An independent module is a module which is not derived from * or based on this library. If you modify this library, you may extend * this exception to your version of the library, but you are not * obligated to do so. If you do not wish to do so, delete this * exception statement from your version. */ #ifndef _MATH_H #define _MATH_H #ifndef _STDDEF_H #include #endif #ifdef __cplusplus extern "C" { #endif #ifndef _EXPFUNC_MATH #define _EXPFUNC_MATH _EXPFUNC_BUILTIN #endif #ifndef _RTLENTRY_MATH #define _RTLENTRY_MATH _RTLENTRY_BUILTIN #endif #ifndef INFINITY _EXPFUNC_MATH float _RTLENTRY_MATH __f_infinity_func(void) _ATTRIBUTE_PURE; #define INFINITY __f_infinity_func() /* or (1f / 0) */ #endif #ifndef HUGE_VAL #define HUGE_VAL ((double)INFINITY) #endif #ifndef NAN _EXPFUNC_MATH float _RTLENTRY_MATH __f_posqnan_func(void) _ATTRIBUTE_PURE; #define NAN __f_posqnan_func() /* or (0f / 0) */ #endif #ifndef M_E #define M_E 2.71828182845904523536 #define M_LN2 0.69314718055994530942 #define M_LN10 2.30258509299404568402 #define M_PI 3.14159265358979323846 #define M_SQRT2 1.41421356237309504880 #endif _EXPFUNC_MATH double _RTLENTRY_MATH acos(double); _EXPFUNC_MATH double _RTLENTRY_MATH asin(double); _EXPFUNC_MATH double _RTLENTRY_MATH atan(double); _EXPFUNC_MATH double _RTLENTRY_MATH atan2(double, double); _EXPFUNC_MATH double _RTLENTRY_MATH cos(double); _EXPFUNC_MATH double _RTLENTRY_MATH cosh(double); _EXPFUNC_MATH double _RTLENTRY_MATH exp(double); _EXPFUNC_MATH double _RTLENTRY_MATH floor(double) _ATTRIBUTE_PURE; _EXPFUNC_MATH double _RTLENTRY_MATH fmod(double, double); _EXPFUNC_MATH double _RTLENTRY_MATH log(double); _EXPFUNC_MATH double _RTLENTRY_MATH log10(double); _EXPFUNC_MATH double _RTLENTRY_MATH pow(double, double); _EXPFUNC_MATH double _RTLENTRY_MATH sin(double); _EXPFUNC_MATH double _RTLENTRY_MATH sinh(double); _EXPFUNC_MATH double _RTLENTRY_MATH sqrt(double); _EXPFUNC_MATH double _RTLENTRY_MATH tan(double); _EXPFUNC_MATH double _RTLENTRY_MATH tanh(double); #ifndef _MATH_NO_HYPOT _EXPFUNC_MATH double _RTLENTRY_MATH hypot(double, double); #endif _EXPFUNC_MATH double _RTLENTRY_MATH cbrt(double); _EXPFUNC_MATH double _RTLENTRY_MATH expm1(double); _EXPFUNC_MATH double _RTLENTRY_MATH log1p(double); _EXPFUNC_MATH float _RTLENTRY_MATH floorf(float) _ATTRIBUTE_PURE; _EXPFUNC_MATH float _RTLENTRY_MATH fmodf(float, float); _EXPFUNC_MATH int _RTLENTRY_MATH finitef(float) _ATTRIBUTE_PURE; _EXPFUNC_MATH int _RTLENTRY_MATH isnanf(float) _ATTRIBUTE_PURE; #ifndef _isnan #define _isnan isnan #endif _EXPFUNC_MATH int _RTLENTRY_MATH finite(double) _ATTRIBUTE_PURE; _EXPFUNC_MATH int _RTLENTRY_MATH _isnan(double) _ATTRIBUTE_PURE; #ifndef _MATH_NO_SIGNBIT _EXPFUNC_MATH int _RTLENTRY_MATH __signbit(double) _ATTRIBUTE_PURE; _EXPFUNC_MATH int _RTLENTRY_MATH __signbitf(float) _ATTRIBUTE_PURE; #endif #ifdef _MATH_HAS_LONGDOUBLE #ifndef M_El #define M_El 2.7182818284590452353602874713526625L #define M_LN2l 0.6931471805599453094172321214581766L #define M_LN10l 2.3025850929940456840179914546843642L #define M_PIl 3.1415926535897932384626433832795029L #define M_SQRT2l 1.4142135623730950488016887242096981L #endif _EXPFUNC_MATH long double _RTLENTRY_MATH acosl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH asinl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH atan2l(long double, long double); _EXPFUNC_MATH long double _RTLENTRY_MATH atanl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH coshl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH cosl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH expl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH floorl(long double) _ATTRIBUTE_PURE; _EXPFUNC_MATH long double _RTLENTRY_MATH fmodl(long double, long double); _EXPFUNC_MATH long double _RTLENTRY_MATH log10l(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH logl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH powl(long double, long double); _EXPFUNC_MATH long double _RTLENTRY_MATH sinhl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH sinl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH sqrtl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH tanhl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH tanl(long double); #ifndef _MATH_NO_HYPOT _EXPFUNC_MATH long double _RTLENTRY_MATH hypotl(long double, long double); #endif _EXPFUNC_MATH long double _RTLENTRY_MATH cbrtl(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH expm1l(long double); _EXPFUNC_MATH long double _RTLENTRY_MATH log1pl(long double); _EXPFUNC_MATH int _RTLENTRY_MATH finitel(long double) _ATTRIBUTE_PURE; _EXPFUNC_MATH int _RTLENTRY_MATH isnanl(long double) _ATTRIBUTE_PURE; #ifndef _MATH_NO_SIGNBIT _EXPFUNC_MATH int _RTLENTRY_MATH __signbitl(long double) _ATTRIBUTE_PURE; #ifndef signbit #define signbit(v) (sizeof(v) == sizeof(float) ? __signbitf((float)(v)) : sizeof(v) == sizeof(double) ? __signbit((double)(v)) : __signbitl(v)) #endif #endif #ifndef isfinite #define isfinite(v) (sizeof(v) == sizeof(float) ? finitef((float)(v)) : sizeof(v) == sizeof(double) ? finite((double)(v)) : finitel(v)) #endif #ifndef isnan #define isnan(v) (sizeof(v) == sizeof(float) ? isnanf((float)(v)) : sizeof(v) == sizeof(double) ? _isnan((double)(v)) : isnanl(v)) #endif #else #ifndef _MATH_NO_SIGNBIT #ifndef signbit #define signbit(v) (sizeof(v) == sizeof(float) ? __signbitf((float)(v)) : __signbit(v)) #endif #endif #ifndef isfinite #define isfinite(v) (sizeof(v) == sizeof(float) ? finitef((float)(v)) : finite(v)) #endif #ifndef isnan #define isnan(v) (sizeof(v) == sizeof(float) ? isnanf((float)(v)) : _isnan(v)) #endif #endif #ifdef __cplusplus } #endif #endif