8000 gh-111178: Fix function signatures in _testbuffer.c by vstinner · Pull Request #131463 · python/cpython · GitHub
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gh-111178: Fix function signatures in _testbuffer.c #131463

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merged 1 commit into from
Mar 19, 2025
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gh-111178: Fix function signatures in _testbuffer.c #131463

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86 changes: 50 additions & 36 deletions Modules/_testbuffer.c
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Original file line number Diff line number Diff line change
Expand Up @@ -218,8 +218,9 @@ ndarray_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
}

static void
ndarray_dealloc(NDArrayObject *self)
ndarray_dealloc(PyObject *op)
{
NDArrayObject *self = (NDArrayObject*)op;
if (self->head) {
if (ND_IS_CONSUMER(self)) {
Py_buffer *base = &self->head->base;
Expand Down Expand Up @@ -1413,8 +1414,9 @@ ndarray_pop(PyObject *self, PyObject *dummy)
/**************************************************************************/

static int
ndarray_getbuf(NDArrayObject *self, Py_buffer *view, int flags)
ndarray_getbuf(PyObject *op, Py_buffer *view, int flags)
{
NDArrayObject *self = (NDArrayObject*)op;
ndbuf_t *ndbuf = self->head;
Py_buffer *base = &ndbuf->base;
int baseflags = ndbuf->flags;
Expand Down Expand Up @@ -1530,8 +1532,9 @@ ndarray_getbuf(NDArrayObject *self, Py_buffer *view, int flags)
}

static void
ndarray_releasebuf(NDArrayObject *self, Py_buffer *view)
ndarray_releasebuf(PyObject *op, Py_buffer *view)
{
NDArrayObject *self = (NDArrayObject*)op;
if (!ND_IS_CONSUMER(self)) {
ndbuf_t *ndbuf = view->internal;
if (--ndbuf->exports == 0 && ndbuf != self->head)
Expand All @@ -1540,8 +1543,8 @@ ndarray_releasebuf(NDArrayObject *self, Py_buffer *view)
}

static PyBufferProcs ndarray_as_buffer = {
(getbufferproc)ndarray_getbuf, /* bf_getbuffer */
(releasebufferproc)ndarray_releasebuf /* bf_releasebuffer */
ndarray_getbuf, /* bf_getbuffer */
ndarray_releasebuf, /* bf_releasebuffer */
};


Expand Down Expand Up @@ -1998,21 +2001,24 @@ ssize_array_as_tuple(Py_ssize_t *array, Py_ssize_t len)
}

static PyObject *
ndarray_get_flags(NDArrayObject *self, void *closure)
ndarray_get_flags(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
return PyLong_FromLong(self->head->flags);
}

static PyObject *
ndarray_get_offset(NDArrayObject *self, void *closure)
ndarray_get_offset(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
ndbuf_t *ndbuf = self->head;
return PyLong_FromSsize_t(ndbuf->offset);
}

static PyObject *
ndarray_get_obj(NDArrayObject *self, void *closure)
ndarray_get_obj(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;

if (base->obj == NULL) {
Expand All @@ -2022,64 +2028,72 @@ ndarray_get_obj(NDArrayObject *self, void *closure)
}

static PyObject *
ndarray_get_nbytes(NDArrayObject *self, void *closure)
ndarray_get_nbytes(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
return PyLong_FromSsize_t(base->len);
}

static PyObject *
ndarray_get_readonly(NDArrayObject *self, void *closure)
ndarray_get_readonly(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
return PyBool_FromLong(base->readonly);
}

static PyObject *
ndarray_get_itemsize(NDArrayObject *self, void *closure)
ndarray_get_itemsize(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
return PyLong_FromSsize_t(base->itemsize);
}

static PyObject *
ndarray_get_format(NDArrayObject *self, void *closure)
ndarray_get_format(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
const char *fmt = base->format ? base->format : "";
return PyUnicode_FromString(fmt);
}

static PyObject *
ndarray_get_ndim(NDArrayObject *self, void *closure)
ndarray_get_ndim(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
return PyLong_FromSsize_t(base->ndim);
}

static PyObject *
ndarray_get_shape(NDArrayObject *self, void *closure)
ndarray_get_shape(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
return ssize_array_as_tuple(base->shape, base->ndim);
}

static PyObject *
ndarray_get_strides(NDArrayObject *self, void *closure)
ndarray_get_strides(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
return ssize_array_as_tuple(base->strides, base->ndim);
}

static PyObject *
ndarray_get_suboffsets(NDArrayObject *self, void *closure)
ndarray_get_suboffsets(PyObject *op, void *closure)
{
NDArrayObject *self = (NDArrayObject*)op;
Py_buffer *base = &self->head->base;
return ssize_array_as_tuple(base->suboffsets, base->ndim);
}

static PyObject *
ndarray_c_contig(PyObject *self, PyObject *dummy)
ndarray_c_contig(PyObject *self, void *dummy)
{
NDArrayObject *nd = (NDArrayObject *)self;
int ret = PyBuffer_IsContiguous(&nd->head->base, 'C');
Expand All @@ -2093,7 +2107,7 @@ ndarray_c_contig(PyObject *self, PyObject *dummy)
}

static PyObject *
ndarray_fortran_contig(PyObject *self, PyObject *dummy)
ndarray_fortran_contig(PyObject *self, void *dummy)
{
NDArrayObject *nd = (NDArrayObject *)self;
int ret = PyBuffer_IsContiguous(&nd->head->base, 'F');
Expand All @@ -2107,7 +2121,7 @@ ndarray_fortran_contig(PyObject *self, PyObject *dummy)
}

static PyObject *
ndarray_contig(PyObject *self, PyObject *dummy)
ndarray_contig(PyObject *self, void *dummy)
{
NDArrayObject *nd = (NDArrayObject *)self;
int ret = PyBuffer_IsContiguous(&nd->head->base, 'A');
Expand All @@ -2124,21 +2138,21 @@ ndarray_contig(PyObject *self, PyObject *dummy)
static PyGetSetDef ndarray_getset [] =
{
/* ndbuf */
{ "flags", (getter)ndarray_get_flags, NULL, NULL, NULL},
{ "offset", (getter)ndarray_get_offset, NULL, NULL, NULL},
{ "flags", ndarray_get_flags, NULL, NULL, NULL},
{ "offset", ndarray_get_offset, NULL, NULL, NULL},
/* ndbuf.base */
{ "obj", (getter)ndarray_get_obj, NULL, NULL, NULL},
{ "nbytes", (getter)ndarray_get_nbytes, NULL, NULL, NULL},
{ "readonly", (getter)ndarray_get_readonly, NULL, NULL, NULL},
{ "itemsize", (getter)ndarray_get_itemsize, NULL, NULL, NULL},
{ "format", (getter)ndarray_get_format, NULL, NULL, NULL},
{ "ndim", (getter)ndarray_get_ndim, NULL, NULL, NULL},
{ "shape", (getter)ndarray_get_shape, NULL, NULL, NULL},
{ "strides", (getter)ndarray_get_strides, NULL, NULL, NULL},
{ "suboffsets", (getter)ndarray_get_suboffsets, NULL, NULL, NULL},
{ "c_contiguous", (getter)ndarray_c_contig, NULL, NULL, NULL},
{ "f_contiguous", (getter)ndarray_fortran_contig, NULL, NULL, NULL},
{ "contiguous", (getter)ndarray_contig, NULL, NULL, NULL},
{ "obj", ndarray_get_obj, NULL, NULL, NULL},
{ "nbytes", ndarray_get_nbytes, NULL, NULL, NULL},
{ "readonly", ndarray_get_readonly, NULL, NULL, NULL},
{ "itemsize", ndarray_get_itemsize, NULL, NULL, NULL},
{ "format", ndarray_get_format, NULL, NULL, NULL},
{ "ndim", ndarray_get_ndim, NULL, NULL, NULL},
{ "shape", ndarray_get_shape, NULL, NULL, NULL},
{ "strides", ndarray_get_strides, NULL, NULL, NULL},
{ "suboffsets", ndarray_get_suboffsets, NULL, NULL, NULL},
{ "c_contiguous", ndarray_c_contig, NULL, NULL, NULL},
{ "f_contiguous", ndarray_fortran_contig, NULL, NULL, NULL},
{ "contiguous", ndarray_contig, NULL, NULL, NULL},
{NULL}
};

Expand Down Expand Up @@ -2623,7 +2637,7 @@ ndarray_hash(PyObject *self)
}


static PyMethodDef ndarray_methods [] =
static PyMethodDef ndarray_methods[] =
{
{ "tolist", ndarray_tolist, METH_NOARGS, NULL },
{ "tobytes", ndarray_tobytes, METH_NOARGS, NULL },
Expand All @@ -2639,7 +2653,7 @@ static PyTypeObject NDArray_Type = {
"ndarray", /* Name of this type */
sizeof(NDArrayObject), /* Basic object size */
0, /* Item size for varobject */
(destructor)ndarray_dealloc, /* tp_dealloc */
ndarray_dealloc, /* tp_dealloc */
0, /* tp_vectorcall_offset */
0, /* tp_getattr */
0, /* tp_setattr */
Expand All @@ -2648,7 +2662,7 @@ static PyTypeObject NDArray_Type = {
0, /* tp_as_number */
&ndarray_as_sequence, /* tp_as_sequence */
&ndarray_as_mapping, /* tp_as_mapping */
(hashfunc)ndarray_hash, /* tp_hash */
ndarray_hash, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */
Expand Down
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