| #ifndef __ZMATH_H |
| #define __ZMATH_H |
| |
| #include <errno.h> |
| |
| #define NUM 3 |
| #define NAN 2 |
| #define INF 1 |
| |
| #define __PI 3.14159265358979323846 |
| #define __SQRT_HALF 0.70710678118654752440 |
| #define __PI_OVER_TWO 1.57079632679489661923132 |
| |
| extern double BIGX; |
| extern double SMALLX; |
| |
| typedef const union |
| { |
| long l[2]; |
| double d; |
| } udouble; |
| |
| typedef const union |
| { |
| long l; |
| float f; |
| } ufloat; |
| |
| extern double BIGX; |
| extern double SMALLX; |
| |
| extern udouble z_infinity; |
| extern udouble z_notanum; |
| extern double z_rooteps; |
| |
| extern ufloat z_infinity_f; |
| extern ufloat z_notanum_f; |
| extern float z_rooteps_f; |
| |
| /* Core math routines. */ |
| |
| int _EXFUN (numtest, (double)); |
| int _EXFUN (numtestf, (float)); |
| double _EXFUN (logarithm, (double, int)); |
| float _EXFUN (logarithmf, (float, int)); |
| double _EXFUN (sine, (double, int)); |
| float _EXFUN (sinef, (float, int)); |
| double _EXFUN (asine, (double, int)); |
| float _EXFUN (asinef, (float, int)); |
| double _EXFUN (atangent, (double, double, double, int)); |
| float _EXFUN (atangentf, (float, float, float, int)); |
| double _EXFUN (sineh, (double, int)); |
| float _EXFUN (sinehf, (float, int)); |
| |
| #endif /* no __ZMATH_H */ |