/*
 * $VER: math.h 1.0 (17.4.93)
 *
 * (c)Copyright 1992 Obvious Implementations Corp, All Rights Reserved
 */

#ifndef MATH_H
#define MATH_H

#ifndef ERRNO_H
#define EDOM	    1		/*  repeated in errno.h */
#define ERANGE	    2		/*  repeated in errno.h */
#endif
#define HUGE_VAL    1.0e300

/*
 *  Math Constants
 */

#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

			    /*	FLOAT MATH ROUTINES */
#ifdef _FFP_FLOAT
#define fexp	_ffpexp
#define ffrexp	_ffpfrexp
#define fldexp	_ffpldexp
#define flog	_ffplog
#define flog10	_ffplog10
#define fmodf	_ffpmodf
#define fcosh	_ffpcosh
#define fsinh	_ffpsinh
#define ftanh	_ffptanh
#define fceil	_ffpceil
#define ffabs	_ffpabs
#define ffloor	_ffpfloor
#define ffmod	_ffpmod
#define fpow	_ffppow
#define fsqrt	_ffpsqrt
#define facos	_ffpacos
#define fasin	_ffpasin
#define fatan	_ffpatan
#define fatan2	_ffpatan2
#define fcos	_ffpcos
#define fsin	_ffpsin
#define ftan	_ffptan
#endif

#ifdef _SP_FLOAT
#define fexp	_spexp
#define ffrexp	_spfrexp
#define fldexp	_spldexp
#define flog	_splog
#define flog10	_splog10
#define fmodf	_spmodf
#define fcosh	_spcosh
#define fsinh	_spsinh
#define ftanh	_sptanh
#define fceil	_spceil
#define ffabs	_spabs
#define ffloor	_spfloor
#define ffmod	_spmod
#define fpow	_sppow
#define fsqrt	_spsqrt
#define facos	_spacos
#define fasin	_spasin
#define fatan	_spatan
#define fatan2	_spatan2
#define fcos	_spcos
#define fsin	_spsin
#define ftan	_sptan
#endif

extern float	fexp(float);
extern float	ffrexp(float, int *);
extern float	fldexp(float, int);
extern float	flog(float);
extern float	flog10(float);
extern float	fmodf(float, float *);

extern float	fcosh(float);
extern float	fsinh(float);
extern float	ftanh(float);

extern float	fceil(float);
extern float	ffabs(float);
extern float	ffloor(float);
extern float	ffmod(float, float);

extern float	fpow(float, float);
extern float	fsqrt(float);

extern float	facos(float);
extern float	fasin(float);
extern float	fatan(float);
extern float	fatan2(float, float);
extern float	fcos(float);
extern float	fsin(float);
extern float	ftan(float);

				/*  DOUBLE MATH ROUTINES (STANDARD) */

extern double	exp(double);
extern double	frexp(double, int *);
extern double	ldexp(double, int);
extern double	log(double);
extern double	log10(double);
extern double	modf(double, double *);

extern double	cosh(double);
extern double	sinh(double);
extern double	tanh(double);

extern double	ceil(double);
extern double	fabs(double);
extern double	floor(double);
extern double	fmod(double, double);

extern double	pow(double, double);
extern double	sqrt(double);

extern double	acos(double);
extern double	asin(double);
extern double	atan(double);
extern double	atan2(double, double);
extern double	cos(double);
extern double	sin(double);
extern double	tan(double);

#ifndef STDLIB_H
extern double atof(const char *);
extern double strtod(const char *, char **);
#endif


				/*  LONG DOUBLE MATH ROUTINES	*/

extern long double lexp(long double);
extern long double lfrexp(long double, int *);
extern long double lldexp(long double, int);
extern long double llog(long double);
extern long double llog10(long double);
extern long double lmodf(long double, long double *);

extern long double lcosh(long double);
extern long double lsinh(long double);
extern long double ltanh(long double);

extern long double lceil(long double);
extern long double lfabs(long double);
extern long double lfloor(long double);
extern long double lfmod(long double, long double);

extern long double lpow(long double, long double);
extern long double lsqrt(long double);

extern long double lacos(long double);
extern long double lasin(long double);
extern long double latan(long double);
extern long double latan2(long double, long double);
extern long double lcos(long double);
extern long double lsin(long double);
extern long double ltan(long double);

#endif