[Python-checkins] CVS: python/dist/src/Include weakrefobject.h,NONE,1.1

2001年10月05日 14:52:28 -0700

Update of /cvsroot/python/python/dist/src/Include
In directory usw-pr-cvs1:/tmp/cvs-serv25223/Include
Added Files:
	weakrefobject.h 
Log Message:
The weak reference implementation, separated from the weakref module.
--- NEW FILE: weakrefobject.h ---
/* Weak references objects for Python. */
#ifndef Py_WEAKREFOBJECT_H
#define Py_WEAKREFOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct _PyWeakReference PyWeakReference;
struct _PyWeakReference {
 PyObject_HEAD
 PyObject *wr_object;
 PyObject *wr_callback;
 long hash;
 PyWeakReference *wr_prev;
 PyWeakReference *wr_next;
};
extern DL_IMPORT(PyTypeObject) _PyWeakref_RefType;
extern DL_IMPORT(PyTypeObject) _PyWeakref_ProxyType;
extern DL_IMPORT(PyTypeObject) _PyWeakref_CallableProxyType;
extern DL_IMPORT(PyObject *) PyErr_ReferenceError;
#define PyWeakref_CheckRef(op) \
 ((op)->ob_type == &_PyWeakref_RefType)
#define PyWeakref_CheckProxy(op) \
 (((op)->ob_type == &_PyWeakref_ProxyType) || \
 ((op)->ob_type == &_PyWeakref_CallableProxyType))
#define PyWeakref_Check(op) \
 (PyWeakref_CheckRef(op) || PyWeakref_CheckProxy(op))
extern DL_IMPORT(PyObject *) PyWeakref_NewRef(PyObject *ob,
 PyObject *callback);
extern DL_IMPORT(PyObject *) PyWeakref_NewProxy(PyObject *ob,
 PyObject *callback);
extern DL_IMPORT(PyObject *) PyWeakref_GetObject(PyObject *ref);
extern DL_IMPORT(long) _PyWeakref_GetWeakrefCount(PyWeakReference *head);
#define PyWeakref_GET_OBJECT(ref) (((PyWeakReference *)(ref))->wr_object)
#ifdef __cplusplus
}
#endif
#endif /* !Py_WEAKREFOBJECT_H */