mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-07-31 07:04:42 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

Issue #2396: backport the memoryview object.

Browse source
This commit is contained in:
Antoine Pitrou 2009-04-02 21:18:34 +00:00
parent 48e3fd240f
commit 789be0c0a0
15 changed files with 1672 additions and 26 deletions
Download patch file Download diff file Expand all files Collapse all files

8
Objects/typeobject.c
View file

@ -2304,6 +2304,8 @@ type_new(PyTypeObject *metatype, PyObject *args, PyObject *kwds)
Py_TPFLAGS_BASETYPE;
if (base->tp_flags & Py_TPFLAGS_HAVE_GC)
type->tp_flags |= Py_TPFLAGS_HAVE_GC;
if (base->tp_flags & Py_TPFLAGS_HAVE_NEWBUFFER)
type->tp_flags |= Py_TPFLAGS_HAVE_NEWBUFFER;
/* It's a new-style number unless it specifically inherits any
old-style numeric behavior */
@ -3596,6 +3598,8 @@ add_getset(PyTypeObject *type, PyGetSetDef *gsp)
return 0;
}
#define BUFFER_FLAGS (Py_TPFLAGS_HAVE_GETCHARBUFFER | Py_TPFLAGS_HAVE_NEWBUFFER)
static void
inherit_special(PyTypeObject *type, PyTypeObject *base)
{
@ -3603,9 +3607,9 @@ inherit_special(PyTypeObject *type, PyTypeObject *base)
/* Special flag magic */
if (!type->tp_as_buffer && base->tp_as_buffer) {
type->tp_flags &= ~Py_TPFLAGS_HAVE_GETCHARBUFFER;
type->tp_flags &= ~BUFFER_FLAGS;
type->tp_flags |=
base->tp_flags & Py_TPFLAGS_HAVE_GETCHARBUFFER;
base->tp_flags & BUFFER_FLAGS;
}
if (!type->tp_as_sequence && base->tp_as_sequence) {
type->tp_flags &= ~Py_TPFLAGS_HAVE_SEQUENCE_IN;