python 2.7 -> python 3.14

extern/include/python/listobject.h

@@ -1,16 +1,14 @@
+/* List object interface
 
-/* List object interface */
+   Another generally useful object type is a list of object pointers.
+   This is a mutable type: the list items can be changed, and items can be
+   added or removed. Out-of-range indices or non-list objects are ignored.
 
-/*
-Another generally useful object type is an list of object pointers.
-This is a mutable type: the list items can be changed, and items can be
-added or removed.  Out-of-range indices or non-list objects are ignored.
-
-*** WARNING *** PyList_SetItem does not increment the new item's reference
-count, but does decrement the reference count of the item it replaces,
-if not nil.  It does *decrement* the reference count if it is *not*
-inserted in the list.  Similarly, PyList_GetItem does not increment the
-returned item's reference count.
+   WARNING: PyList_SetItem does not increment the new item's reference count,
+   but does decrement the reference count of the item it replaces, if not nil.
+   It does *decrement* the reference count if it is *not* inserted in the list.
+   Similarly, PyList_GetItem does not increment the returned item's reference
+   count.
 */
 
 #ifndef Py_LISTOBJECT_H
@@ -19,48 +17,37 @@ returned item's reference count.
 extern "C" {
 #endif
 
-typedef struct {
-    PyObject_VAR_HEAD
-    /* Vector of pointers to list elements.  list[0] is ob_item[0], etc. */
-    PyObject **ob_item;
-
-    /* ob_item contains space for 'allocated' elements.  The number
-     * currently in use is ob_size.
-     * Invariants:
-     *     0 <= ob_size <= allocated
-     *     len(list) == ob_size
-     *     ob_item == NULL implies ob_size == allocated == 0
-     * list.sort() temporarily sets allocated to -1 to detect mutations.
-     *
-     * Items must normally not be NULL, except during construction when
-     * the list is not yet visible outside the function that builds it.
-     */
-    Py_ssize_t allocated;
-} PyListObject;
-
 PyAPI_DATA(PyTypeObject) PyList_Type;
+PyAPI_DATA(PyTypeObject) PyListIter_Type;
+PyAPI_DATA(PyTypeObject) PyListRevIter_Type;
 
 #define PyList_Check(op) \
     PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_LIST_SUBCLASS)
-#define PyList_CheckExact(op) (Py_TYPE(op) == &PyList_Type)
+#define PyList_CheckExact(op) Py_IS_TYPE((op), &PyList_Type)
 
 PyAPI_FUNC(PyObject *) PyList_New(Py_ssize_t size);
 PyAPI_FUNC(Py_ssize_t) PyList_Size(PyObject *);
+
 PyAPI_FUNC(PyObject *) PyList_GetItem(PyObject *, Py_ssize_t);
+#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x030d0000
+PyAPI_FUNC(PyObject *) PyList_GetItemRef(PyObject *, Py_ssize_t);
+#endif
 PyAPI_FUNC(int) PyList_SetItem(PyObject *, Py_ssize_t, PyObject *);
 PyAPI_FUNC(int) PyList_Insert(PyObject *, Py_ssize_t, PyObject *);
 PyAPI_FUNC(int) PyList_Append(PyObject *, PyObject *);
+
 PyAPI_FUNC(PyObject *) PyList_GetSlice(PyObject *, Py_ssize_t, Py_ssize_t);
 PyAPI_FUNC(int) PyList_SetSlice(PyObject *, Py_ssize_t, Py_ssize_t, PyObject *);
+
 PyAPI_FUNC(int) PyList_Sort(PyObject *);
 PyAPI_FUNC(int) PyList_Reverse(PyObject *);
 PyAPI_FUNC(PyObject *) PyList_AsTuple(PyObject *);
-PyAPI_FUNC(PyObject *) _PyList_Extend(PyListObject *, PyObject *);
 
-/* Macro, trading safety for speed */
-#define PyList_GET_ITEM(op, i) (((PyListObject *)(op))->ob_item[i])
-#define PyList_SET_ITEM(op, i, v) (((PyListObject *)(op))->ob_item[i] = (v))
-#define PyList_GET_SIZE(op)    Py_SIZE(op)
+#ifndef Py_LIMITED_API
+#  define Py_CPYTHON_LISTOBJECT_H
+#  include "cpython/listobject.h"
+#  undef Py_CPYTHON_LISTOBJECT_H
+#endif
 
 #ifdef __cplusplus
 }