Fix Python3 compatibility.

diff --git a/subvertpy/util.c b/subvertpy/util.c
index af16aecd4eac44d85b89b94179b245c7e65fbd25..4cc833b837c69242d31399db8adf6c41aabd67a5 100644 (file)
--- a/subvertpy/util.c
+++ b/subvertpy/util.c
@@ -296,9 +296,7 @@ PyObject *PyErr_NewSubversionException(svn_error_t *error)
        if (error->child != NULL) {
                PyTypeObject *cls = PyErr_GetSubversionExceptionTypeObject();
                PyObject *args = PyErr_NewSubversionException(error->child);
-               child = cls->tp_new(cls, args, NULL);
-               if (cls->tp_init != NULL)
-                       cls->tp_init(child, args, NULL);
+               child = PyObject_CallObject(cls, args);
                Py_DECREF(cls);
                Py_DECREF(args);
        } else {
@@ -307,7 +305,7 @@ PyObject *PyErr_NewSubversionException(svn_error_t *error)
        }
 
 #if ONLY_SINCE_SVN(1, 4)
-       message = svn_err_best_message(error, buf, sizeof(buf));
+       message = svn_err_best_message(error, buf, sizeof(buf)-1);
 #else
        message = error->message;
 #endif