Remove unused variables (fix warnings).

gtk2_ardour/editor_canvas.cc

@@ -517,14 +517,11 @@ Editor::maybe_autoscroll (bool allow_horiz, bool allow_vert, bool from_headers)
 
 	ArdourCanvas::Rect scrolling_boundary;
 	Gtk::Allocation alloc;
-	int cx, cy;
 
 	if (from_headers) {
 		alloc = controls_layout.get_allocation ();
 	} else {	
 		alloc = _track_canvas_viewport->get_allocation ();
-		cx = alloc.get_x();
-		cy = alloc.get_y();
 
 		/* reduce height by the height of the timebars, which happens
 		   to correspond to the position of the hv_scroll_group.
@@ -581,7 +578,6 @@ Editor::autoscroll_canvas ()
 	Gdk::ModifierType mask;
 	frameoffset_t dx = 0;
 	bool no_stop = false;
-	bool y_motion = false;
 
 	get_window()->get_pointer (x, y, mask);
 
@@ -644,14 +640,14 @@ Editor::autoscroll_canvas ()
 			/* scroll to make higher tracks visible */
 
 			if (autoscroll_cnt && (autoscroll_cnt % speed_factor == 0)) {
-				y_motion = scroll_up_one_track ();
+				scroll_up_one_track ();
 				vertical_motion = true;
 			}
 
 		} else if (y > autoscroll_boundary.y1) {
 
 			if (autoscroll_cnt && (autoscroll_cnt % speed_factor == 0)) {
-				y_motion = scroll_down_one_track ();
+				scroll_down_one_track ();
 				vertical_motion = true;
 			}
 		}

gtk2_ardour/editor_routes.cc

@@ -735,13 +735,11 @@ EditorRoutes::route_removed (TimeAxisView *tv)
 
 	TreeModel::Children rows = _model->children();
 	TreeModel::Children::iterator ri;
-	bool found = false;
 
 	for (ri = rows.begin(); ri != rows.end(); ++ri) {
 		if ((*ri)[_columns.tv] == tv) {
                         PBD::Unwinder<bool> uw (_route_deletion_in_progress, true);
 			_model->erase (ri);
-			found = true;
 			break;
 		}
 	}

gtk2_ardour/mixer_strip.cc

@@ -136,8 +136,6 @@ MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt
 void
 MixerStrip::init ()
 {
-	int button_table_row = 0;
-
 	_entered_mixer_strip= 0;
 	group_menu = 0;
 	route_ops_menu = 0;

gtk2_ardour/verbose_cursor.cc

@@ -137,7 +137,6 @@ VerboseCursor::set_duration (framepos_t start, framepos_t end)
 	Timecode::Time timecode;
 	Timecode::BBT_Time sbbt;
 	Timecode::BBT_Time ebbt;
-	framepos_t frame_rate;
 	Meter meter_at_start (_editor->_session->tempo_map().meter_at(start));
 
 	if (_editor->_session == 0) {

libs/ardour/midi_scene_changer.cc

@@ -168,7 +168,6 @@ void
 MIDISceneChanger::locate (framepos_t pos)
 {
 	boost::shared_ptr<MIDISceneChange> msc;
-	framepos_t when;
 
 	{
 		Glib::Threads::RWLock::ReaderLock lm (scene_lock);
@@ -196,7 +195,6 @@ MIDISceneChanger::locate (framepos_t pos)
 			--i;
 		}
 
-		when = i->first;
 		msc = i->second;
 	}
 

libs/gtkmm2ext/motionfeedback.cc

@@ -553,44 +553,32 @@ MotionFeedback::core_draw (cairo_t* cr, int phase, double size, double progress_
 	double progress_radius;
 	double progress_radius_inner;
 	double progress_radius_outer;
-	double knob_disc_radius;
-	cairo_pattern_t* pattern;
-	double progress_rim_width;
-	cairo_pattern_t* progress_shine;
-	double degrees;
-	cairo_pattern_t* knob_ripples;
-        double pxs;
-        double pys;
 
 	g_return_if_fail (cr != NULL);
         
 	progress_radius = 40.0;
 	progress_radius_inner = progress_radius - (progress_width / 2.0);
 	progress_radius_outer = progress_radius + (progress_width / 2.0);
-	knob_disc_radius = progress_radius_inner - 5.0;
 
-        const double pad = 2.0; /* line width for boundary of progress ring */
+	const double pad = 2.0; /* line width for boundary of progress ring */
-        const double actual_width = ((2.0 * pad) + (2.0 * progress_radius_outer));
+	const double actual_width = ((2.0 * pad) + (2.0 * progress_radius_outer));
-        const double scale_factor = size / actual_width;
+	const double scale_factor = size / actual_width;
 
-        /* knob center is at middle of the area bounded by (xorigin,yorigin) and (xorigin+size, yorigin+size)
+	/* knob center is at middle of the area bounded by (xorigin,yorigin) and (xorigin+size, yorigin+size)
-           but the coordinates will be scaled by the scale factor when cairo uses them so first
+	   but the coordinates will be scaled by the scale factor when cairo uses them so first
-           adjust them by the reciprocal of the scale factor.
+	   adjust them by the reciprocal of the scale factor.
-        */
+	*/
 
 	xc = (xorigin + (size / 2.0)) * (1.0/scale_factor);
-        yc = (yorigin + (size / 2.0)) * (1.0/scale_factor);
+	yc = (yorigin + (size / 2.0)) * (1.0/scale_factor);
-
-        pxs = xorigin * (1.0/scale_factor);
-        pys = yorigin * (1.0/scale_factor);
 
 	start_angle = 0.0;
 	end_angle = 0.0;
 	value_angle = 0.0;
 	value = (phase * 1.0) / (65 - 1);
 
-        start_angle = ((180 - 65) * G_PI) / 180;
+	start_angle = ((180 - 65) * G_PI) / 180;
-        end_angle = ((360 + 65) * G_PI) / 180;
+	end_angle = ((360 + 65) * G_PI) / 180;
 
 	value_angle = start_angle + (value * (end_angle - start_angle));
 	value_x = cos (value_angle);

wscript

@@ -359,7 +359,7 @@ def set_compiler_flags (conf,opt):
     #
 
     compiler_flags.extend(
-            ('-Wall', '-Wpointer-arith', '-Wcast-qual', '-Wcast-align'))
+            ('-Wall', '-Wpointer-arith', '-Wcast-qual', '-Wcast-align', '-Wno-unused-parameter'))
 
     c_flags.extend(('-Wstrict-prototypes', '-Wmissing-prototypes'))
     cxx_flags.append('-Woverloaded-virtual')