mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-10-09 16:34:44 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 17

Refactored some of the Py_TRACE_REFS code. New private API function

Browse source 
_Py_AddToAllObjects() that simply inserts an object at the front of
the doubly-linked list of all objects.  Changed PyType_Ready() (the
 closest thing we've got to a choke point for type objects) to call
that.
This commit is contained in:
Tim Peters 2003-03-23 03:33:13 +00:00
parent 3e40c7ff5b
commit 36eb4dfb81
3 changed files with 27 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

24
Objects/object.c
View file

@ -20,6 +20,16 @@ int Py_DivisionWarningFlag;
#ifdef Py_TRACE_REFS
/* Head of doubly-linked list of all objects. */
static PyObject refchain = {&refchain, &refchain};
/* Insert op at the fron of the doubly-linked list of all objects. */
void
_Py_AddToAllObjects(PyObject *op)
{
op->_ob_next = refchain._ob_next;
op->_ob_prev = &refchain;
refchain._ob_next->_ob_prev = op;
refchain._ob_next = op;
}
#endif
#ifdef COUNT_ALLOCS
@ -91,12 +101,9 @@ inc_count(PyTypeObject *tp)
type_list = tp;
#ifdef Py_TRACE_REFS
/* Also insert in the doubly-linked list of all objects. */
if (tp->_ob_next == NULL) {
PyObject *op = (PyObject *)tp;
op->_ob_next = refchain._ob_next;
op->_ob_prev = &refchain;
refchain._ob_next->_ob_prev = op;
refchain._ob_next = op;
if (tp->_ob_prev == NULL) {
assert(tp->_ob_next == NULL);
_Py_AddToAllObjects((PyObject *)tp);
}
#endif
}
@ -1956,10 +1963,7 @@ _Py_NewReference(PyObject *op)
{
_Py_INC_REFTOTAL;
op->ob_refcnt = 1;
op->_ob_next = refchain._ob_next;
op->_ob_prev = &refchain;
refchain._ob_next->_ob_prev = op;
refchain._ob_next = op;
_Py_AddToAllObjects(op);
_Py_INC_TPALLOCS(op);
}