reintroduce macros for handler initialization.

include/tr/event_handler.h

@@ -68,6 +68,12 @@ void TR__eventHandlerClassCleanup(TR_class_ptr);
 					sizeof(TR_EventMethod_fptr)));                       \
 	} while(0)
 
+#define TR_INIT_HANDLER(cname)                                                      \
+	TR_INSTANCE(TR_Tree, cname##EventMethodsTree, NULL);                            \
+    TR_INSTANCE(TR_Hash, cname##EventMethods, &(_##cname##EventMethodsTree.data), 0)
+
+#define TR_HANDLER_CVARS(cname) &(_##cname##EventMethods.data)
+
 #endif // __TR_EVENT_HANDLER_H__
 
 // vim: set ts=4 sw=4: