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wine
wine-winehq
Commits
29717168
Commit
29717168
authored
Oct 15, 2021
by
Alexandre Julliard
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include: Define fpclassify().
Signed-off-by:
Alexandre Julliard
<
julliard@winehq.org
>
parent
da8176df
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math.h
include/msvcrt/math.h
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include/msvcrt/math.h
View file @
29717168
...
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@@ -251,11 +251,22 @@ static const union {
#define FP_ILOGB0 (-0x7fffffff - _C2)
#define FP_ILOGBNAN 0x7fffffff
#if _MSVCR_VER >= 120
_ACRTIMP
short
__cdecl
_dclass
(
double
);
_ACRTIMP
short
__cdecl
_fdclass
(
float
);
_ACRTIMP
int
__cdecl
_dsign
(
double
);
_ACRTIMP
int
__cdecl
_fdsign
(
float
);
#define fpclassify(x) (sizeof(x) == sizeof(float) ? _fdclass(x) : _dclass(x))
#define signbit(x) (sizeof(x) == sizeof(float) ? _fdsign(x) : _dsign(x))
#define isinf(x) (fpclassify(x) == FP_INFINITE)
#define isnan(x) (fpclassify(x) == FP_NAN)
#define isnormal(x) (fpclassify(x) == FP_NORMAL)
#define isfinite(x) (fpclassify(x) <= 0)
#else
static
inline
int
__isnanf
(
float
x
)
{
union
{
float
x
;
unsigned
int
i
;
}
u
=
{
x
};
...
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@@ -303,6 +314,8 @@ static inline int __signbit(double x)
#define signbit(x) (sizeof(x) == sizeof(float) ? __signbitf(x) : __signbit(x))
#define isfinite(x) (!isinf(x) && !isnan(x))
#endif
#ifdef __cplusplus
}
#endif
...
...
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