separate octave interpreter thread creation from execution * main-window.cc (main_window::construct): Call octave_qt_link::execute_interpreter after all signal connections are made. * libgui/src/module.mk (octave_gui_MOC): Remove src/moc-octave-main-thread.cc from the list. * octave-main-thread.h, octave-main-thread.cc (octave_main_thread::execute_interpreter): New function. Call start. (octave_main_thread::ready): Delete signal and all uses. * octave_qt_link.h, octave_qt_link.cc (octave_qt_link::octave_qt_link): Don't call start for _main_thread. (octave_qt_link::execute_interpreter): New function.

--- a/libgui/src/main-window.cc	Thu Apr 04 13:20:43 2013 -0400
+++ b/libgui/src/main-window.cc	Thu Apr 04 13:27:21 2013 -0400
@@ -1184,6 +1184,8 @@
            _file_editor,
            SLOT (handle_delete_debugger_pointer_request (const QString&, int)));
 
+  _octave_qt_link->execute_interpreter ();
+
   octave_link::connect_link (_octave_qt_link);
 
   octave_link::register_event_listener (_octave_qt_event_listener);