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- /*
- * math.h
- *
- * Mathematical functions.
- *
- * This file is part of the Mingw32 package.
- *
- * Contributors:
- * Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp>
- *
- * THIS SOFTWARE IS NOT COPYRIGHTED
- *
- * This source code is offered for use in the public domain. You may
- * use, modify or distribute it freely.
- *
- * This code is distributed in the hope that it will be useful but
- * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- * DISCLAMED. This includes but is not limited to warranties of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * $Revision: 1.6 $
- * $Author: cgf $
- * $Date: 2000/02/05 04:04:55 $
- *
- */
-
- #ifndef _MATH_H_
- #define _MATH_H_
-
- /* All the headers include this file. */
- #include <_mingw.h>
-
- /*
- * Types for the _exception structure.
- */
-
- #define _DOMAIN 1 /* domain error in argument */
- #define _SING 2 /* singularity */
- #define _OVERFLOW 3 /* range overflow */
- #define _UNDERFLOW 4 /* range underflow */
- #define _TLOSS 5 /* total loss of precision */
- #define _PLOSS 6 /* partial loss of precision */
-
- /*
- * Exception types with non-ANSI names for compatibility.
- */
-
- #ifndef __STRICT_ANSI__
- #ifndef _NO_OLDNAMES
-
- #define DOMAIN _DOMAIN
- #define SING _SING
- #define OVERFLOW _OVERFLOW
- #define UNDERFLOW _UNDERFLOW
- #define TLOSS _TLOSS
- #define PLOSS _PLOSS
-
- #endif /* Not _NO_OLDNAMES */
- #endif /* Not __STRICT_ANSI__ */
-
-
- #ifndef RC_INVOKED
-
- #ifdef __cplusplus
- extern "C" {
- #endif
-
- /*
- * HUGE_VAL is returned by strtod when the value would overflow the
- * representation of 'double'. There are other uses as well.
- *
- * __imp__HUGE is a pointer to the actual variable _HUGE in
- * MSVCRT.DLL. If we used _HUGE directly we would get a pointer
- * to a thunk function.
- *
- * NOTE: The CRTDLL version uses _HUGE_dll instead.
- */
-
- #ifndef __DECLSPEC_SUPPORTED
-
- #ifdef __MSVCRT__
- extern double* __imp__HUGE;
- #define HUGE_VAL (*__imp__HUGE)
- #else
- /* CRTDLL */
- extern double* __imp__HUGE_dll;
- #define HUGE_VAL (*__imp__HUGE_dll)
- #endif
-
- #else /* __DECLSPEC_SUPPORTED */
-
- #ifdef __MSVCRT__
- __MINGW_IMPORT double _HUGE;
- #define HUGE_VAL _HUGE
- #else
- /* CRTDLL */
- __MINGW_IMPORT double _HUGE_dll;
- #define HUGE_VAL _HUGE_dll
- #endif
-
- #endif /* __DECLSPEC_SUPPORTED */
-
- struct _exception
- {
- int type;
- char *name;
- double arg1;
- double arg2;
- double retval;
- };
-
-
- double sin (double);
- double cos (double);
- double tan (double);
- double sinh (double);
- double cosh (double);
- double tanh (double);
- double asin (double);
- double acos (double);
- double atan (double);
- double atan2 (double, double);
- double exp (double);
- double log (double);
- double log10 (double);
- double pow (double, double);
- double sqrt (double);
- double ceil (double);
- double floor (double);
- double fabs (double);
- double ldexp (double, int);
- double frexp (double, int*);
- double modf (double, double*);
- double fmod (double, double);
-
-
- #ifndef __STRICT_ANSI__
-
- /* Complex number (for cabs) */
- struct _complex
- {
- double x; /* Real part */
- double y; /* Imaginary part */
- };
-
- double _cabs (struct _complex);
- double _hypot (double, double);
- double _j0 (double);
- double _j1 (double);
- double _jn (int, double);
- double _y0 (double);
- double _y1 (double);
- double _yn (int, double);
- int _matherr (struct _exception *);
-
- #ifndef _NO_OLDNAMES
-
- /*
- * Non-underscored versions of non-ANSI functions. These reside in
- * liboldnames.a. Provided for extra portability.
- */
- double cabs (struct _complex);
- double hypot (double, double);
- double j0 (double);
- double j1 (double);
- double jn (int, double);
- double y0 (double);
- double y1 (double);
- double yn (int, double);
-
- #endif /* Not _NO_OLDNAMES */
-
- #endif /* Not __STRICT_ANSI__ */
-
- #ifdef __cplusplus
- }
- #endif
-
- #endif /* Not RC_INVOKED */
-
- #endif /* Not _MATH_H_ */
-
-