Add debug output to blocking/unblocking signals in EngineControl dialog

diff --git a/gtk2_ardour/engine_dialog.cc b/gtk2_ardour/engine_dialog.cc
index adfb1097c8d0984d8ee425af9fc562146cbdb626..1e8058e73fbae317cb3788a9f19542cf72228966 100644 (file)
--- a/gtk2_ardour/engine_dialog.cc
+++ b/gtk2_ardour/engine_dialog.cc
@@ -345,6 +345,7 @@ void
 EngineControl::block_changed_signals ()
 {
        if (block_signals++ == 0) {
+               DEBUG_ECONTROL ("Blocking changed signals");
                backend_combo_connection.block ();
                driver_combo_connection.block ();
                sample_rate_combo_connection.block ();
@@ -364,6 +365,7 @@ void
 EngineControl::unblock_changed_signals ()
 {
        if (--block_signals == 0) {
+               DEBUG_ECONTROL ("Unblocking changed signals");
                backend_combo_connection.unblock ();
                driver_combo_connection.unblock ();
                sample_rate_combo_connection.unblock ();