kolibrios-fun/contrib/media/updf/include/math.h
right-hearted 4f7ee97ec9 uPDF with buttons
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2014-03-22 21:00:40 +00:00

192 lines
4.9 KiB
C

/* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */
/* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */
/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
#ifndef __dj_include_math_h_
#define __dj_include_math_h_
#ifdef _USE_LIBM_MATH_H
#include <libm/math.h>
#else
#ifdef __cplusplus
extern "C" {
#endif
#ifndef __dj_ENFORCE_ANSI_FREESTANDING
extern double __dj_huge_val;
#define HUGE_VAL __dj_huge_val
double acos(double _x);
double asin(double _x);
double atan(double _x);
double atan2(double _y, double _x);
double ceil(double _x);
double cos(double _x);
double cosh(double _x);
double exp(double _x);
double fabs(double _x);
double floor(double _x);
double fmod(double _x, double _y);
double frexp(double _x, int *_pexp);
double ldexp(double _x, int _exp);
double log(double _y);
double log10(double _x);
double modf(double _x, double *_pint);
double pow(double _x, double _y);
double sin(double _x);
double sinh(double _x);
double sqrt(double _x);
double tan(double _x);
double tanh(double _x);
#ifndef __STRICT_ANSI__
#ifndef _POSIX_SOURCE
#define M_E 2.7182818284590452354
#define M_LOG2E 1.4426950408889634074
#define M_LOG10E 0.43429448190325182765
#define M_LN2 0.69314718055994530942
#define M_LN10 2.30258509299404568402
#define M_PI 3.14159265358979323846
#define M_PI_2 1.57079632679489661923
#define M_PI_4 0.78539816339744830962
#define M_1_PI 0.31830988618379067154
#define M_2_PI 0.63661977236758134308
#define M_2_SQRTPI 1.12837916709551257390
#define M_SQRT2 1.41421356237309504880
#define M_SQRT1_2 0.70710678118654752440
#define PI M_PI
#define PI2 M_PI_2
double acosh(double);
double asinh(double);
double atanh(double);
double cbrt(double);
double exp10(double _x);
double exp2(double _x);
double expm1(double);
double hypot(double, double);
double log1p(double);
double log2(double _x);
long double modfl(long double _x, long double *_pint);
double pow10(double _x);
double pow2(double _x);
double powi(double, int);
void sincos(double *, double *, double);
/* These are in libm.a (Cygnus). You must link -lm to get these */
/* See libm/math.h for comments */
#ifndef __cplusplus
struct exception {
int type;
const char *name;
double arg1;
double arg2;
double retval;
int err;
};
#endif
extern double erf(double);
extern double erfc(double);
extern double gamma(double);
extern int isinf(double);
extern int isnan(double);
extern int finite(double);
extern double j0(double);
extern double j1(double);
extern double jn(int, double);
extern double lgamma(double);
extern double nan(void);
extern double y0(double);
extern double y1(double);
extern double yn(int, double);
extern double logb(double);
extern double nextafter(double, double);
extern double remainder(double, double);
extern double scalb(double, double);
#ifndef __cplusplus
extern int matherr(struct exception *);
#endif
extern double significand(double);
extern double copysign(double, double);
extern int ilogb(double);
extern double rint(double);
extern double scalbn(double, int);
extern double drem(double, double);
extern double gamma_r(double, int *);
extern double lgamma_r(double, int *);
extern float acosf(float);
extern float asinf(float);
extern float atanf(float);
extern float atan2f(float, float);
extern float cosf(float);
extern float sinf(float);
extern float tanf(float);
extern float coshf(float);
extern float sinhf(float);
extern float tanhf(float);
extern float expf(float);
extern float frexpf(float, int *);
extern float ldexpf(float, int);
extern float logf(float);
extern float log10f(float);
extern float modff(float, float *);
extern float powf(float, float);
extern float sqrtf(float);
extern float ceilf(float);
extern float fabsf(float);
extern float floorf(float);
extern float fmodf(float, float);
extern float erff(float);
extern float erfcf(float);
extern float gammaf(float);
extern float hypotf(float, float);
extern int isinff(float);
extern int isnanf(float);
extern int finitef(float);
extern float j0f(float);
extern float j1f(float);
extern float jnf(int, float);
extern float lgammaf(float);
extern float nanf(void);
extern float y0f(float);
extern float y1f(float);
extern float ynf(int, float);
extern float acoshf(float);
extern float asinhf(float);
extern float atanhf(float);
extern float cbrtf(float);
extern float logbf(float);
extern float nextafterf(float, float);
extern float remainderf(float, float);
extern float scalbf(float, float);
extern float significandf(float);
extern float copysignf(float, float);
extern int ilogbf(float);
extern float rintf(float);
extern float scalbnf(float, int);
extern float dremf(float, float);
extern float expm1f(float);
extern float log1pf(float);
extern float gammaf_r(float, int *);
extern float lgammaf_r(float, int *);
#endif /* !_POSIX_SOURCE */
#endif /* !__STRICT_ANSI__ */
#endif /* !__dj_ENFORCE_ANSI_FREESTANDING */
#ifndef __dj_ENFORCE_FUNCTION_CALLS
#endif /* !__dj_ENFORCE_FUNCTION_CALLS */
#ifdef __cplusplus
}
#endif
#endif /* _USE_LIBM_MATH_H */
#endif /* !__dj_include_math_h_ */