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bpo-40170: Convert PyObject_CheckBuffer() macro to a function (GH-19376)

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Convert PyObject_CheckBuffer() macro to a function to hide
implementation details: the macro accessed directly the
PyTypeObject.tp_as_buffer member.
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Victor Stinner 2020-04-08 01:13:53 +02:00 • committed by GitHub
parent 9205520d8c
commit ef5c615f5a
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3 changed files with 14 additions and 3 deletions
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4
Include/cpython/abstract.h
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@ -264,9 +264,7 @@ PyAPI_FUNC(Py_ssize_t) PyObject_LengthHint(PyObject *o, Py_ssize_t);
/* === New Buffer API ============================================ */
/* Return 1 if the getbuffer function is available, otherwise return 0. */
#define PyObject_CheckBuffer(obj) \
((Py_TYPE(obj)->tp_as_buffer != NULL) && \
(Py_TYPE(obj)->tp_as_buffer->bf_getbuffer != NULL))
PyAPI_FUNC(int) PyObject_CheckBuffer(PyObject *obj);
/* This is a C-API version of the getbuffer function call. It checks
to make sure object has the required function pointer and issues the