307 lines
7.6 KiB
C
307 lines
7.6 KiB
C
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/***
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*math.h - definitions and declarations for math library
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*
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* Copyright (c) 1985-1994, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* This file contains constant definitions and external subroutine
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* declarations for the math subroutine library.
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* [ANSI/System V]
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*
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****/
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#ifndef _INC_MATH
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#define _INC_MATH
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Define _CRTAPI1 (for compatibility with the NT SDK) */
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#ifndef _CRTAPI1
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#if ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
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#define _CRTAPI1 __cdecl
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#else
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#define _CRTAPI1
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#endif
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#endif
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/* Define _CRTAPI2 (for compatibility with the NT SDK) */
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#ifndef _CRTAPI2
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#if ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
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#define _CRTAPI2 __cdecl
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#else
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#define _CRTAPI2
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#endif
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#endif
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/* Define _CRTIMP */
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#ifndef _CRTIMP
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#ifdef _NTSDK
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/* definition compatible with NT SDK */
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#define _CRTIMP
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#else /* ndef _NTSDK */
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/* current definition */
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#ifdef _DLL
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#define _CRTIMP __declspec(dllimport)
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#else /* ndef _DLL */
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#define _CRTIMP
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#endif /* _DLL */
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#endif /* _NTSDK */
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#endif /* _CRTIMP */
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/* Define __cdecl for non-Microsoft compilers */
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#if ( !defined(_MSC_VER) && !defined(__cdecl) )
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#define __cdecl
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#endif
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/* Definition of _exception struct - this struct is passed to the matherr
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* routine when a floating point exception is detected
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*/
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#ifndef _EXCEPTION_DEFINED
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struct _exception {
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int type; /* exception type - see below */
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char *name; /* name of function where error occured */
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double arg1; /* first argument to function */
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double arg2; /* second argument (if any) to function */
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double retval; /* value to be returned by function */
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} ;
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#if !__STDC__
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/* Non-ANSI name for compatibility */
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#define exception _exception
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#endif
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#define _EXCEPTION_DEFINED
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#endif
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/* Definition of a _complex struct to be used by those who use cabs and
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* want type checking on their argument
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*/
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#ifndef _COMPLEX_DEFINED
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struct _complex {
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double x,y; /* real and imaginary parts */
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} ;
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#if !__STDC__
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/* Non-ANSI name for compatibility */
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#define complex _complex
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#endif
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#define _COMPLEX_DEFINED
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#endif
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/* Constant definitions for the exception type passed in the _exception struct
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*/
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#define _DOMAIN 1 /* argument domain error */
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#define _SING 2 /* argument singularity */
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#define _OVERFLOW 3 /* overflow range error */
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#define _UNDERFLOW 4 /* underflow range error */
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#define _TLOSS 5 /* total loss of precision */
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#define _PLOSS 6 /* partial loss of precision */
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#define EDOM 33
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#define ERANGE 34
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/* Definitions of _HUGE and HUGE_VAL - respectively the XENIX and ANSI names
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* for a value returned in case of error by a number of the floating point
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* math routines
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*/
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#ifdef _NTSDK
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/* definition compatible with NT SDK */
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#ifdef _DLL
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#define _HUGE (*_HUGE_dll)
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extern double * _HUGE_dll;
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#else /* ndef _DLL */
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extern double _HUGE;
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#endif /* _DLL */
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#else /* ndef _NTSDK */
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/* current definition */
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_CRTIMP extern double _HUGE;
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#endif /* _NTSDK */
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#define HUGE_VAL _HUGE
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/* Function prototypes */
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int __cdecl abs(int);
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double __cdecl acos(double);
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double __cdecl asin(double);
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double __cdecl atan(double);
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double __cdecl atan2(double, double);
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_CRTIMP double __cdecl atof(const char *);
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_CRTIMP double __cdecl _cabs(struct _complex);
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_CRTIMP double __cdecl ceil(double);
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double __cdecl cos(double);
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double __cdecl cosh(double);
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double __cdecl exp(double);
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double __cdecl fabs(double);
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_CRTIMP double __cdecl floor(double);
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double __cdecl fmod(double, double);
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_CRTIMP double __cdecl frexp(double, int *);
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_CRTIMP double __cdecl _hypot(double, double);
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_CRTIMP double __cdecl _j0(double);
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_CRTIMP double __cdecl _j1(double);
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_CRTIMP double __cdecl _jn(int, double);
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long __cdecl labs(long);
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_CRTIMP double __cdecl ldexp(double, int);
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double __cdecl log(double);
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double __cdecl log10(double);
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_CRTIMP int __cdecl _matherr(struct _exception *);
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_CRTIMP double __cdecl modf(double, double *);
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double __cdecl pow(double, double);
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double __cdecl sin(double);
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double __cdecl sinh(double);
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double __cdecl sqrt(double);
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double __cdecl tan(double);
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double __cdecl tanh(double);
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_CRTIMP double __cdecl _y0(double);
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_CRTIMP double __cdecl _y1(double);
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_CRTIMP double __cdecl _yn(int, double);
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#ifdef _M_MRX000
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/* MIPS fast prototypes for float */
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/* ANSI C, 4.5 Mathematics */
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/* 4.5.2 Trigonometric functions */
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float __cdecl acosf( float );
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float __cdecl asinf( float );
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float __cdecl atanf( float );
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float __cdecl atan2f( float , float );
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float __cdecl cosf( float );
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float __cdecl sinf( float );
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float __cdecl tanf( float );
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/* 4.5.3 Hyperbolic functions */
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float __cdecl coshf( float );
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float __cdecl sinhf( float );
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float __cdecl tanhf( float );
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/* 4.5.4 Exponential and logarithmic functions */
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float __cdecl expf( float );
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float __cdecl logf( float );
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float __cdecl log10f( float );
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float __cdecl modff( float , float* );
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/* 4.5.5 Power functions */
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float __cdecl powf( float , float );
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float __cdecl sqrtf( float );
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/* 4.5.6 Nearest integer, absolute value, and remainder functions */
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float __cdecl ceilf( float );
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float __cdecl fabsf( float );
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float __cdecl floorf( float );
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float __cdecl fmodf( float , float );
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#endif /* _M_MRX000 */
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/* Macros defining long double functions to be their double counterparts
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* (long double is synonymous with double in this implementation).
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*/
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#define acosl(x) ((long double)acos((double)(x)))
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#define asinl(x) ((long double)asin((double)(x)))
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#define atanl(x) ((long double)atan((double)(x)))
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#define atan2l(x,y) ((long double)atan2((double)(x), (double)(y)))
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#define _cabsl _cabs
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#define ceill(x) ((long double)ceil((double)(x)))
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#define cosl(x) ((long double)cos((double)(x)))
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#define coshl(x) ((long double)cosh((double)(x)))
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#define expl(x) ((long double)exp((double)(x)))
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#define fabsl(x) ((long double)fabs((double)(x)))
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#define floorl(x) ((long double)floor((double)(x)))
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#define fmodl(x,y) ((long double)fmod((double)(x), (double)(y)))
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#define frexpl(x,y) ((long double)frexp((double)(x), (y)))
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#define _hypotl(x,y) ((long double)_hypot((double)(x), (double)(y)))
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#define ldexpl(x,y) ((long double)ldexp((double)(x), (y)))
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#define logl(x) ((long double)log((double)(x)))
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#define log10l(x) ((long double)log10((double)(x)))
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#define _matherrl _matherr
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#define modfl(x,y) ((long double)modf((double)(x), (double *)(y)))
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#define powl(x,y) ((long double)pow((double)(x), (double)(y)))
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#define sinl(x) ((long double)sin((double)(x)))
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#define sinhl(x) ((long double)sinh((double)(x)))
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#define sqrtl(x) ((long double)sqrt((double)(x)))
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#define tanl(x) ((long double)tan((double)(x)))
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#define tanhl(x) ((long double)tanh((double)(x)))
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#if !__STDC__
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/* Non-ANSI names for compatibility */
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#define DOMAIN _DOMAIN
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#define SING _SING
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#define OVERFLOW _OVERFLOW
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#define UNDERFLOW _UNDERFLOW
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#define TLOSS _TLOSS
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#define PLOSS _PLOSS
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#define matherr _matherr
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#ifdef _NTSDK
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/* Definitions and declarations compatible with NT SDK */
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#ifdef _DLL
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#define HUGE (*HUGE_dll)
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extern double * HUGE_dll;
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#else /* ndef _DLL */
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extern double HUGE;
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#endif /* _DLL */
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#define cabs _cabs
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#define hypot _hypot
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#define j0 _j0
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#define j1 _j1
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#define jn _jn
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#define matherr _matherr
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#define y0 _y0
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#define y1 _y1
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#define yn _yn
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#else /* ndef _NTSDK */
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/* Current definitions and declarations */
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_CRTIMP extern double HUGE;
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_CRTIMP double __cdecl cabs(struct complex);
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_CRTIMP double __cdecl hypot(double, double);
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_CRTIMP double __cdecl j0(double);
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_CRTIMP double __cdecl j1(double);
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_CRTIMP double __cdecl jn(int, double);
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_CRTIMP int __cdecl matherr(struct _exception *);
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_CRTIMP double __cdecl y0(double);
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_CRTIMP double __cdecl y1(double);
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_CRTIMP double __cdecl yn(int, double);
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#endif /* _NTSDK */
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#endif /* __STDC__ */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _INC_MATH */
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