fix a variety of unused argument errors noted by gcc 4.3.2 on x86

git-svn-id: svn://localhost/ardour2/branches/3.0@7733 d708f5d6-7413-0410-9779-e7cbd77b26cf

3 files changed, 3 insertions, 3 deletions

diff --git a/libs/surfaces/generic_midi/midiaction.cc b/libs/surfaces/generic_midi/midiaction.cc
index f432b7dffb..e1eed1a49e 100644
--- a/libs/surfaces/generic_midi/midiaction.cc
+++ b/libs/surfaces/generic_midi/midiaction.cc
@@ -55,7 +55,7 @@ MIDIAction::get_state ()
 }
 
 int
-MIDIAction::set_state (const XMLNode& node, int version)
+MIDIAction::set_state (const XMLNode& /*node*/, int /*version*/)
 {
 	return 0;
 }
diff --git a/libs/surfaces/generic_midi/midicontrollable.cc b/libs/surfaces/generic_midi/midicontrollable.cc
index aa8ac6ae35..33780eea34 100644
--- a/libs/surfaces/generic_midi/midicontrollable.cc
+++ b/libs/surfaces/generic_midi/midicontrollable.cc
@@ -178,7 +178,7 @@ MIDIControllable::midi_sense_note_off (Parser &p, EventTwoBytes *tb)
 }
 
 void
-MIDIControllable::midi_sense_note (Parser &, EventTwoBytes *msg, bool is_on)
+MIDIControllable::midi_sense_note (Parser &, EventTwoBytes *msg, bool /*is_on*/)
 {
 	if (!controllable) { 
 		return;
diff --git a/libs/surfaces/generic_midi/midifunction.cc b/libs/surfaces/generic_midi/midifunction.cc
index 3d407b4c76..757c1aeffe 100644
--- a/libs/surfaces/generic_midi/midifunction.cc
+++ b/libs/surfaces/generic_midi/midifunction.cc
@@ -120,7 +120,7 @@ MIDIFunction::get_state ()
 }
 
 int
-MIDIFunction::set_state (const XMLNode& node, int version)
+MIDIFunction::set_state (const XMLNode& /*node*/, int /*version*/)
 {
 	return 0;
 }