python/generic.h,tag.cc,configuration.cc: Use tp_alloc/tp_free instead of PyObject_NEW/DEL

This allows us to finally implement subclassing. Previously deletion of an
instance of a subclass caused segmentation faults, this is not the case
anymore.

1 files changed, 2 insertions, 1 deletions

diff --git a/python/configuration.cc b/python/configuration.cc
index 81dd78ac..3c6ea88c 100644
--- a/python/configuration.cc
+++ b/python/configuration.cc
@@ -161,7 +161,8 @@ static PyObject *CnfSubTree(PyObject *Self,PyObject *Args)
    }
 
    // Create a new sub configuration.
-   SubConfiguration *New = PyObject_NEW(SubConfiguration,&ConfigurationSubType);
+   SubConfiguration *New = (SubConfiguration*)(&ConfigurationSubType)
+                           ->tp_alloc(&ConfigurationSubType,0);
    new (&New->Object) Configuration(Itm);
    New->Owner = Self;
    Py_INCREF(Self);