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