pythongh-138189: Link references to type slots (pythonGH-141410)

Link references to type slots

Author: encukou

Doc/c-api/structures.rst

@@ -698,14 +698,12 @@ The following flags can be used with :c:member:`PyMemberDef.flags`:
    entry indicates an offset from the subclass-specific data, rather than
    from ``PyObject``.
 
-   Can only be used as part of :c:member:`Py_tp_members <PyTypeObject.tp_members>`
+   Can only be used as part of the :c:data:`Py_tp_members`
    :c:type:`slot <PyType_Slot>` when creating a class using negative
    :c:member:`~PyType_Spec.basicsize`.
    It is mandatory in that case.
-
-   This flag is only used in :c:type:`PyType_Slot`.
-   When setting :c:member:`~PyTypeObject.tp_members` during
-   class creation, Python clears it and sets
+   When setting :c:member:`~PyTypeObject.tp_members` from the slot during
+   class creation, Python clears the flag and sets
    :c:member:`PyMemberDef.offset` to the offset from the ``PyObject`` struct.
 
 .. index::

Doc/c-api/type.rst

@@ -383,8 +383,8 @@ The following functions and structs are used to create
 
    The *bases* argument can be used to specify base classes; it can either
    be only one class or a tuple of classes.
-   If *bases* is ``NULL``, the *Py_tp_bases* slot is used instead.
-   If that also is ``NULL``, the *Py_tp_base* slot is used instead.
+   If *bases* is ``NULL``, the :c:data:`Py_tp_bases` slot is used instead.
+   If that also is ``NULL``, the :c:data:`Py_tp_base` slot is used instead.
    If that also is ``NULL``, the new type derives from :class:`object`.
 
    The *module* argument can be used to record the module in which the new
@@ -590,9 +590,9 @@ The following functions and structs are used to create
       :c:type:`PyAsyncMethods` with an added ``Py_`` prefix.
       For example, use:
 
-      * ``Py_tp_dealloc`` to set :c:member:`PyTypeObject.tp_dealloc`
-      * ``Py_nb_add`` to set :c:member:`PyNumberMethods.nb_add`
-      * ``Py_sq_length`` to set :c:member:`PySequenceMethods.sq_length`
+      * :c:data:`Py_tp_dealloc` to set :c:member:`PyTypeObject.tp_dealloc`
+      * :c:data:`Py_nb_add` to set :c:member:`PyNumberMethods.nb_add`
+      * :c:data:`Py_sq_length` to set :c:member:`PySequenceMethods.sq_length`
 
       An additional slot is supported that does not correspond to a
       :c:type:`!PyTypeObject` struct field:
@@ -611,7 +611,7 @@ The following functions and structs are used to create
 
       If it is not possible to switch to a ``MANAGED`` flag (for example,
       for vectorcall or to support Python older than 3.12), specify the
-      offset in :c:member:`Py_tp_members <PyTypeObject.tp_members>`.
+      offset in :c:data:`Py_tp_members`.
       See :ref:`PyMemberDef documentation <pymemberdef-offsets>`
       for details.
 
@@ -639,7 +639,7 @@ The following functions and structs are used to create
 
       .. versionchanged:: 3.14
          The field :c:member:`~PyTypeObject.tp_vectorcall` can now set
-         using ``Py_tp_vectorcall``.  See the field's documentation
+         using :c:data:`Py_tp_vectorcall`.  See the field's documentation
          for details.
 
    .. c:member:: void *pfunc
@@ -649,7 +649,7 @@ The following functions and structs are used to create
 
       *pfunc* values may not be ``NULL``, except for the following slots:
 
-      * ``Py_tp_doc``
+      * :c:data:`Py_tp_doc`
       * :c:data:`Py_tp_token` (for clarity, prefer :c:data:`Py_TP_USE_SPEC`
         rather than ``NULL``)
 

Doc/c-api/typeobj.rst

@@ -2273,7 +2273,7 @@ and :c:data:`PyType_Type` effectively act as defaults.)
    This field should be set to ``NULL`` and treated as read-only.
    Python will fill it in when the type is :c:func:`initialized <PyType_Ready>`.
 
-   For dynamically created classes, the ``Py_tp_bases``
+   For dynamically created classes, the :c:data:`Py_tp_bases`
    :c:type:`slot <PyType_Slot>` can be used instead of the *bases* argument
    of :c:func:`PyType_FromSpecWithBases`.
    The argument form is preferred.

Doc/howto/isolating-extensions.rst

@@ -353,7 +353,7 @@ garbage collection protocol.
 That is, heap types should:
 
 - Have the :c:macro:`Py_TPFLAGS_HAVE_GC` flag.
-- Define a traverse function using ``Py_tp_traverse``, which
+- Define a traverse function using :c:data:`Py_tp_traverse`, which
   visits the type (e.g. using ``Py_VISIT(Py_TYPE(self))``).
 
 Please refer to the documentation of