include/msvcrt/math.h

   1 /*
   2  * Math functions.
   3  *
   4  * Derived from the mingw header written by Colin Peters.
   5  * Modified for Wine use by Hans Leidekker.
   6  * This file is in the public domain.
   7  */
   8
   9 #ifndef __WINE_MATH_H
  10 #define __WINE_MATH_H
  11 #ifndef __WINE_USE_MSVCRT
  12 #define __WINE_USE_MSVCRT
  13 #endif
  14
  15 #include <pshpack8.h>
  16
  17 #ifdef __cplusplus
  18 extern "C" {
  19 #endif
  20
  21 #define _DOMAIN         1       /* domain error in argument */
  22 #define _SING           2       /* singularity */
  23 #define _OVERFLOW       3       /* range overflow */
  24 #define _UNDERFLOW      4       /* range underflow */
  25 #define _TLOSS          5       /* total loss of precision */
  26 #define _PLOSS          6       /* partial loss of precision */
  27
  28 #ifndef _EXCEPTION_DEFINED
  29 #define _EXCEPTION_DEFINED
  30 struct _exception
  31 {
  32   int     type;
  33   char    *name;
  34   double  arg1;
  35   double  arg2;
  36   double  retval;
  37 };
  38 #endif /* _EXCEPTION_DEFINED */
  39
  40 #ifndef _COMPLEX_DEFINED
  41 #define _COMPLEX_DEFINED
  42 struct _complex
  43 {
  44   double x;      /* Real part */
  45   double y;      /* Imaginary part */
  46 };
  47 #endif /* _COMPLEX_DEFINED */
  48
  49 double sin(double);
  50 double cos(double);
  51 double tan(double);
  52 double sinh(double);
  53 double cosh(double);
  54 double tanh(double);
  55 double asin(double);
  56 double acos(double);
  57 double atan(double);
  58 double atan2(double, double);
  59 double exp(double);
  60 double log(double);
  61 double log10(double);
  62 double pow(double, double);
  63 double sqrt(double);
  64 double ceil(double);
  65 double floor(double);
  66 double fabs(double);
  67 double ldexp(double, int);
  68 double frexp(double, int*);
  69 double modf(double, double*);
  70 double fmod(double, double);
  71
  72 double hypot(double, double);
  73 double j0(double);
  74 double j1(double);
  75 double jn(int, double);
  76 double y0(double);
  77 double y1(double);
  78 double yn(int, double);
  79
  80 int _matherr(struct _exception*);
  81 double _cabs(struct _complex);
  82
  83 #ifndef HUGE_VAL
  84 #  if defined(__GNUC__) && (__GNUC__ >= 3)
  85 #    define HUGE_VAL    (__extension__ 0x1.0p2047)
  86 #  else
  87 static const union {
  88     unsigned char __c[8];
  89     double __d;
  90 } __huge_val = { { 0, 0, 0, 0, 0, 0, 0xf0, 0x7f } };
  91 #    define HUGE_VAL    (__huge_val.__d)
  92 #  endif
  93 #endif
  94
  95 #ifdef __cplusplus
  96 }
  97 #endif
  98
  99 #include <poppack.h>
 100
 101 #endif /* __WINE_MATH_H */