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PEP 3123: Provide forward compatibility with Python 3.0, while keeping

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backwards compatibility. Add Py_Refcnt, Py_Type, Py_Size, and
PyVarObject_HEAD_INIT.
This commit is contained in:
Martin v. Löwis 2007-07-21 06:55:02 +00:00
parent b1994b4a5d
commit 6819210b9e
129 changed files with 1090 additions and 1250 deletions
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10
Include/objimpl.h
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@ -154,9 +154,9 @@ PyAPI_FUNC(PyVarObject *) _PyObject_NewVar(PyTypeObject *, Py_ssize_t);
/* Macros trading binary compatibility for speed. See also pymem.h.
Note that these macros expect non-NULL object pointers.*/
#define PyObject_INIT(op, typeobj) \
( (op)->ob_type = (typeobj), _Py_NewReference((PyObject *)(op)), (op) )
( Py_Type(op) = (typeobj), _Py_NewReference((PyObject *)(op)), (op) )
#define PyObject_INIT_VAR(op, typeobj, size) \
( (op)->ob_size = (size), PyObject_INIT((op), (typeobj)) )
( Py_Size(op) = (size), PyObject_INIT((op), (typeobj)) )
#define _PyObject_SIZE(typeobj) ( (typeobj)->tp_basicsize )
@ -231,8 +231,8 @@ PyAPI_FUNC(Py_ssize_t) PyGC_Collect(void);
#define PyType_IS_GC(t) PyType_HasFeature((t), Py_TPFLAGS_HAVE_GC)
/* Test if an object has a GC head */
#define PyObject_IS_GC(o) (PyType_IS_GC((o)->ob_type) && \
((o)->ob_type->tp_is_gc == NULL || (o)->ob_type->tp_is_gc(o)))
#define PyObject_IS_GC(o) (PyType_IS_GC(Py_Type(o)) && \
(Py_Type(o)->tp_is_gc == NULL || Py_Type(o)->tp_is_gc(o)))
PyAPI_FUNC(PyVarObject *) _PyObject_GC_Resize(PyVarObject *, Py_ssize_t);
#define PyObject_GC_Resize(type, op, n) \
@ -328,7 +328,7 @@ PyAPI_FUNC(void) PyObject_GC_Del(void *);
&& ((t)->tp_weaklistoffset > 0))
#define PyObject_GET_WEAKREFS_LISTPTR(o) \
((PyObject **) (((char *) (o)) + (o)->ob_type->tp_weaklistoffset))
((PyObject **) (((char *) (o)) + Py_Type(o)->tp_weaklistoffset))
#ifdef __cplusplus
}