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Issue #14779: Get sizeof(void *) directly rather than relying on sysconfig.

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This commit is contained in:
Stefan Krah 2012-05-16 20:41:56 +02:00
parent e34a209584
commit 5d953184a6
2 changed files with 9 additions and 4 deletions
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6
Lib/test/test_buffer.py
View file

@ -747,10 +747,8 @@ def ndarray_print(nd):
class TestBufferProtocol(unittest.TestCase):
def setUp(self):
self.sizeof_void_p = get_config_var('SIZEOF_VOID_P') \
if sys.platform != 'darwin' else None
if not self.sizeof_void_p:
self.sizeof_void_p = 8 if sys.maxsize > 2**32 else 4
# The suboffsets tests need sizeof(void *).
self.sizeof_void_p = get_sizeof_void_p()
def verify(self, result, obj=-1,
itemsize={1}, fmt=-1, readonly={1},

7
Modules/_testbuffer.c
View file

@ -2337,6 +2337,12 @@ get_pointer(PyObject *self, PyObject *args)
return ret;
}
static PyObject *
get_sizeof_void_p(PyObject *self)
{
return PyLong_FromSize_t(sizeof(void *));
}
static char
get_ascii_order(PyObject *order)
{
@ -2726,6 +2732,7 @@ static PyTypeObject StaticArray_Type = {
static struct PyMethodDef _testbuffer_functions[] = {
{"slice_indices", slice_indices, METH_VARARGS, NULL},
{"get_pointer", get_pointer, METH_VARARGS, NULL},
{"get_sizeof_void_p", (PyCFunction)get_sizeof_void_p, METH_NOARGS, NULL},
{"get_contiguous", get_contiguous, METH_VARARGS, NULL},
{"is_contiguous", is_contiguous, METH_VARARGS, NULL},
{"cmp_contig", cmp_contig, METH_VARARGS, NULL},