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| author | Sergey B Kirpichev <skirpichev@gmail.com> | 2024-06-03 12:06:31 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-06-03 12:06:31 (GMT) |
| commit | 61d3ab32da92e70bb97a544d76ef2b837501024f (patch) | |
| tree | 46a12c70cc83c83e4e6942f0b7a7aa63191addb5 /Include/cpython | |
| parent | 367adc91fb9834eb35b168048fd54705621c3f21 (diff) | |
| download | cpython-61d3ab32da92e70bb97a544d76ef2b837501024f.zip cpython-61d3ab32da92e70bb97a544d76ef2b837501024f.tar.gz cpython-61d3ab32da92e70bb97a544d76ef2b837501024f.tar.bz2 | |
gh-116560: Add PyLong_GetSign() public function (#116561)
Co-authored-by: Victor Stinner <vstinner@python.org>
Diffstat (limited to 'Include/cpython')
| -rw-r--r-- | Include/cpython/longobject.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/Include/cpython/longobject.h b/Include/cpython/longobject.h index 9681593..19a6722 100644 --- a/Include/cpython/longobject.h +++ b/Include/cpython/longobject.h @@ -55,9 +55,13 @@ PyAPI_FUNC(PyObject*) PyLong_FromUnsignedNativeBytes(const void* buffer, PyAPI_FUNC(int) PyUnstable_Long_IsCompact(const PyLongObject* op); PyAPI_FUNC(Py_ssize_t) PyUnstable_Long_CompactValue(const PyLongObject* op); -// _PyLong_Sign. Return 0 if v is 0, -1 if v < 0, +1 if v > 0. -// v must not be NULL, and must be a normalized long. -// There are no error cases. +/* PyLong_GetSign. Get the sign of an integer object: + 0, -1 or +1 for zero, negative or positive integer, respectively. + + - On success, set '*sign' to the integer sign, and return 0. + - On failure, set an exception, and return -1. */ +PyAPI_FUNC(int) PyLong_GetSign(PyObject *v, int *sign); + PyAPI_FUNC(int) _PyLong_Sign(PyObject *v); /* _PyLong_NumBits. Return the number of bits needed to represent the |