Author: Ronan Lamy <[email protected]>
Branch:
Changeset: r91669:bb398c8ed6e0
Date: 2017-07-03 18:35 +0100
http://bitbucket.org/pypy/pypy/changeset/bb398c8ed6e0/
Log: Define PyMemoryViewObject from C code
diff --git a/pypy/module/cpyext/include/memoryobject.h
b/pypy/module/cpyext/include/memoryobject.h
--- a/pypy/module/cpyext/include/memoryobject.h
+++ b/pypy/module/cpyext/include/memoryobject.h
@@ -5,14 +5,7 @@
extern "C" {
#endif
-/* The struct is declared here but it shouldn't
- be considered public. Don't access those fields directly,
- use the functions instead! */
-typedef struct {
- PyObject_HEAD
- Py_buffer view;
-} PyMemoryViewObject;
-
+#include "cpyext_memoryobject.h"
/* Get a pointer to the memoryview's private copy of the exporter's buffer. */
#define PyMemoryView_GET_BUFFER(op) (&((PyMemoryViewObject *)(op))->view)
diff --git a/pypy/module/cpyext/memoryobject.py
b/pypy/module/cpyext/memoryobject.py
--- a/pypy/module/cpyext/memoryobject.py
+++ b/pypy/module/cpyext/memoryobject.py
@@ -1,11 +1,8 @@
-from rpython.rlib.objectmodel import keepalive_until_here
-from pypy.interpreter.error import oefmt
from pypy.module.cpyext.api import (
- cpython_api, Py_buffer, CANNOT_FAIL, Py_MAX_FMT, Py_MAX_NDIMS,
- build_type_checkers, Py_ssize_tP, PyObjectFields, cpython_struct,
- bootstrap_function, Py_bufferP, slot_function, generic_cpy_call)
+ cpython_api, CANNOT_FAIL, Py_MAX_FMT, Py_MAX_NDIMS, build_type_checkers,
+ Py_ssize_tP, cts, parse_dir, bootstrap_function, Py_bufferP, slot_function)
from pypy.module.cpyext.pyobject import (
- PyObject, make_ref, as_pyobj, decref, from_ref, make_typedescr,
+ PyObject, make_ref, decref, from_ref, make_typedescr,
get_typedescr, track_reference)
from rpython.rtyper.lltypesystem import lltype, rffi
from rpython.rlib.rarithmetic import widen
@@ -13,17 +10,12 @@
from pypy.module.cpyext.object import _dealloc
from pypy.module.cpyext.import_ import PyImport_Import
+cts.parse_header(parse_dir / 'cpyext_memoryobject.h')
+PyMemoryViewObject = cts.gettype('PyMemoryViewObject*')
+
PyMemoryView_Check, PyMemoryView_CheckExact = build_type_checkers("MemoryView")
-PyMemoryViewObjectStruct = lltype.ForwardReference()
-PyMemoryViewObject = lltype.Ptr(PyMemoryViewObjectStruct)
-PyMemoryViewObjectFields = PyObjectFields + \
- (("view", Py_buffer),)
-cpython_struct(
- "PyMemoryViewObject", PyMemoryViewObjectFields, PyMemoryViewObjectStruct,
- level=2)
-
@bootstrap_function
def init_memoryobject(space):
"Type description of PyDictObject"
@@ -32,7 +24,7 @@
attach=memory_attach,
dealloc=memory_dealloc,
realize=memory_realize,
- )
+ )
def memory_attach(space, py_obj, w_obj, w_userdata=None):
"""
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