diff options
| author | monster <[email protected]> | 2022-07-07 14:41:37 +0300 |
|---|---|---|
| committer | monster <[email protected]> | 2022-07-07 14:41:37 +0300 |
| commit | 06e5c21a835c0e923506c4ff27929f34e00761c2 (patch) | |
| tree | 75efcbc6854ef9bd476eb8bf00cc5c900da436a2 /contrib/tools/python/src/Include/weakrefobject.h | |
| parent | 03f024c4412e3aa613bb543cf1660176320ba8f4 (diff) | |
fix ya.make
Diffstat (limited to 'contrib/tools/python/src/Include/weakrefobject.h')
| -rw-r--r-- | contrib/tools/python/src/Include/weakrefobject.h | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/contrib/tools/python/src/Include/weakrefobject.h b/contrib/tools/python/src/Include/weakrefobject.h deleted file mode 100644 index e7c0eae5398..00000000000 --- a/contrib/tools/python/src/Include/weakrefobject.h +++ /dev/null @@ -1,82 +0,0 @@ -/* Weak references objects for Python. */ - -#ifndef Py_WEAKREFOBJECT_H -#define Py_WEAKREFOBJECT_H -#ifdef __cplusplus -extern "C" { -#endif - - -typedef struct _PyWeakReference PyWeakReference; - -/* PyWeakReference is the base struct for the Python ReferenceType, ProxyType, - * and CallableProxyType. - */ -struct _PyWeakReference { - PyObject_HEAD - - /* The object to which this is a weak reference, or Py_None if none. - * Note that this is a stealth reference: wr_object's refcount is - * not incremented to reflect this pointer. - */ - PyObject *wr_object; - - /* A callable to invoke when wr_object dies, or NULL if none. */ - PyObject *wr_callback; - - /* A cache for wr_object's hash code. As usual for hashes, this is -1 - * if the hash code isn't known yet. - */ - long hash; - - /* If wr_object is weakly referenced, wr_object has a doubly-linked NULL- - * terminated list of weak references to it. These are the list pointers. - * If wr_object goes away, wr_object is set to Py_None, and these pointers - * have no meaning then. - */ - PyWeakReference *wr_prev; - PyWeakReference *wr_next; -}; - -PyAPI_DATA(PyTypeObject) _PyWeakref_RefType; -PyAPI_DATA(PyTypeObject) _PyWeakref_ProxyType; -PyAPI_DATA(PyTypeObject) _PyWeakref_CallableProxyType; - -#define PyWeakref_CheckRef(op) PyObject_TypeCheck(op, &_PyWeakref_RefType) -#define PyWeakref_CheckRefExact(op) \ - (Py_TYPE(op) == &_PyWeakref_RefType) -#define PyWeakref_CheckProxy(op) \ - ((Py_TYPE(op) == &_PyWeakref_ProxyType) || \ - (Py_TYPE(op) == &_PyWeakref_CallableProxyType)) - -#define PyWeakref_Check(op) \ - (PyWeakref_CheckRef(op) || PyWeakref_CheckProxy(op)) - - -PyAPI_FUNC(PyObject *) PyWeakref_NewRef(PyObject *ob, - PyObject *callback); -PyAPI_FUNC(PyObject *) PyWeakref_NewProxy(PyObject *ob, - PyObject *callback); -PyAPI_FUNC(PyObject *) PyWeakref_GetObject(PyObject *ref); - -PyAPI_FUNC(Py_ssize_t) _PyWeakref_GetWeakrefCount(PyWeakReference *head); - -PyAPI_FUNC(void) _PyWeakref_ClearRef(PyWeakReference *self); - -/* Explanation for the Py_REFCNT() check: when a weakref's target is part - of a long chain of deallocations which triggers the trashcan mechanism, - clearing the weakrefs can be delayed long after the target's refcount - has dropped to zero. In the meantime, code accessing the weakref will - be able to "see" the target object even though it is supposed to be - unreachable. See issue #16602. */ - -#define PyWeakref_GET_OBJECT(ref) \ - (Py_REFCNT(((PyWeakReference *)(ref))->wr_object) > 0 \ - ? ((PyWeakReference *)(ref))->wr_object \ - : Py_None) - - -#ifdef __cplusplus -} -#endif -#endif /* !Py_WEAKREFOBJECT_H */ |
