diff options
Diffstat (limited to 'Include/sliceobject.h')
| -rw-r--r-- | Include/sliceobject.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Include/sliceobject.h b/Include/sliceobject.h index 8ab62dd..0405eda 100644 --- a/Include/sliceobject.h +++ b/Include/sliceobject.h @@ -38,6 +38,16 @@ PyAPI_FUNC(int) PySlice_GetIndicesEx(PySliceObject *r, Py_ssize_t length, Py_ssize_t *start, Py_ssize_t *stop, Py_ssize_t *step, Py_ssize_t *slicelength); +#define PySlice_GetIndicesEx(slice, length, start, stop, step, slicelen) ( \ + _PySlice_Unpack((PyObject *)(slice), (start), (stop), (step)) < 0 ? -1 : \ + ((*slicelen = _PySlice_AdjustIndices((length), (start), (stop), *(step))), \ + 0)) +PyAPI_FUNC(int) _PySlice_Unpack(PyObject *slice, + Py_ssize_t *start, Py_ssize_t *stop, Py_ssize_t *step); +PyAPI_FUNC(Py_ssize_t) _PySlice_AdjustIndices(Py_ssize_t length, + Py_ssize_t *start, Py_ssize_t *stop, + Py_ssize_t step); + #ifdef __cplusplus } #endif |