Fix some unused parameter warnings.

git-svn-id: svn://localhost/ardour2/branches/3.0@5403 d708f5d6-7413-0410-9779-e7cbd77b26cf

22 files changed, 50 insertions, 46 deletions

diff --git a/libs/ardour/ardour/automatable.h b/libs/ardour/ardour/automatable.h
index ed98e8d8ba..7fac339f77 100644
--- a/libs/ardour/ardour/automatable.h
+++ b/libs/ardour/ardour/automatable.h
@@ -101,8 +101,7 @@ public:
 
 	void can_automate(Evoral::Parameter);
 
-	virtual void auto_state_changed (Evoral::Parameter which) {}
-
+	virtual void auto_state_changed (Evoral::Parameter /*which*/) {}
 	
 	int load_automation (const std::string& path);
 	int old_set_automation_state(const XMLNode&);
diff --git a/libs/ardour/ardour/automatable_sequence.h b/libs/ardour/ardour/automatable_sequence.h
index a1d34ae92d..23ebb161c8 100644
--- a/libs/ardour/ardour/automatable_sequence.h
+++ b/libs/ardour/ardour/automatable_sequence.h
@@ -29,7 +29,7 @@ namespace ARDOUR {
 template<typename T>
 class AutomatableSequence : public Automatable, public Evoral::Sequence<T> {
 public:
-	AutomatableSequence(Session& s, size_t size)
+	AutomatableSequence(Session& s, size_t /*size*/)
 		: Evoral::ControlSet()
 		, Automatable(s)
 		, Evoral::Sequence<T>(EventTypeMap::instance())
diff --git a/libs/ardour/ardour/diskstream.h b/libs/ardour/ardour/diskstream.h
index 8a51a3d570..9eb5bae3de 100644
--- a/libs/ardour/ardour/diskstream.h
+++ b/libs/ardour/ardour/diskstream.h
@@ -94,9 +94,9 @@ class Diskstream : public SessionObject, public boost::noncopyable
 	virtual void set_record_enabled (bool yn) = 0;
 
 	bool destructive() const { return _flags & Destructive; }
-	virtual int set_destructive (bool yn) { return -1; }
-	virtual int set_non_layered (bool yn) { return -1; }
-	virtual	bool can_become_destructive (bool& requires_bounce) const { return false; }
+	virtual int set_destructive (bool /*yn*/) { return -1; }
+	virtual int set_non_layered (bool /*yn*/) { return -1; }
+	virtual	bool can_become_destructive (bool& /*requires_bounce*/) const { return false; }
 
 	bool           hidden()      const { return _flags & Hidden; }
 	bool           recordable()  const { return _flags & Recordable; }
@@ -109,7 +109,7 @@ class Diskstream : public SessionObject, public boost::noncopyable
 
 	void set_speed (double);
 	void non_realtime_set_speed ();
-	virtual void non_realtime_locate (nframes_t location) {};
+	virtual void non_realtime_locate (nframes_t /*location*/) {};
 	virtual void playlist_modified ();
 
 	boost::shared_ptr<Playlist> playlist () { return _playlist; }
diff --git a/libs/ardour/ardour/export_channel.h b/libs/ardour/ardour/export_channel.h
index 326d1fd9a4..4fe1efa294 100644
--- a/libs/ardour/ardour/export_channel.h
+++ b/libs/ardour/ardour/export_channel.h
@@ -131,8 +131,8 @@ class RegionExportChannel : public ExportChannel
 
   public:
 	void read (Sample * data, nframes_t frames_to_read) const { factory.read (channel, data, frames_to_read); }
-	void get_state (XMLNode * node) const {};
-	void set_state (XMLNode * node, Session & session) {};
+	void get_state (XMLNode * /*node*/) const {};
+	void set_state (XMLNode * /*node*/, Session & /*session*/) {};
 	bool empty () const { return false; }
 	// Region export should never have duplicate channels, so there need not be any semantics here
 	bool operator< (ExportChannel const & other) const { return this < &other; }
diff --git a/libs/ardour/ardour/export_utilities.h b/libs/ardour/ardour/export_utilities.h
index 1da79a8d39..a9044345a6 100644
--- a/libs/ardour/ardour/export_utilities.h
+++ b/libs/ardour/ardour/export_utilities.h
@@ -137,7 +137,7 @@ class Normalizer : public GraphSinkVertex<float, float>
 class NullSink : public GraphSink<float>
 {
   public:
-	nframes_t write (float * data, nframes_t frames) { return frames; }
+	nframes_t write (float * /*data*/, nframes_t frames) { return frames; }
 };
 
 
diff --git a/libs/ardour/ardour/interpolation.h b/libs/ardour/ardour/interpolation.h
index 1ebdafefa2..01ca994d7d 100644
--- a/libs/ardour/ardour/interpolation.h
+++ b/libs/ardour/ardour/interpolation.h
@@ -21,7 +21,7 @@ class Interpolation {
          double target_speed()          const { return _target_speed; }
          double speed()                 const { return _speed; }
          
-         void add_channel_to (int input_buffer_size, int output_buffer_size) {}
+	void add_channel_to (int /*input_buffer_size*/, int /*output_buffer_size*/) {}
          void remove_channel_from () {}
   
          void reset () {}
@@ -101,7 +101,7 @@ class LibSamplerateInterpolation : public Interpolation {
         ~LibSamplerateInterpolation ();
     
         void   set_speed (double new_speed);
-        void   set_target_speed (double new_speed)   {}
+        void   set_target_speed (double /*new_speed*/) {}
         double speed ()                        const { return _speed;      }
         
         void add_channel_to (int input_buffer_size, int output_buffer_size);
diff --git a/libs/ardour/ardour/ladspa_plugin.h b/libs/ardour/ardour/ladspa_plugin.h
index 847b582432..b610a87567 100644
--- a/libs/ardour/ardour/ladspa_plugin.h
+++ b/libs/ardour/ardour/ladspa_plugin.h
@@ -82,7 +82,7 @@ class LadspaPlugin : public ARDOUR::Plugin
 			_descriptor->cleanup (_handle);
 	}
 
-	void set_block_size (nframes_t nframes) {}
+	void set_block_size (nframes_t /*nframes*/) {}
 	
 	int connect_and_run (BufferSet& bufs,
 			ChanMapping in, ChanMapping out,
diff --git a/libs/ardour/ardour/lv2_plugin.h b/libs/ardour/ardour/lv2_plugin.h
index e7a755e4fc..1136f75cb6 100644
--- a/libs/ardour/ardour/lv2_plugin.h
+++ b/libs/ardour/ardour/lv2_plugin.h
@@ -94,7 +94,7 @@ class LV2Plugin : public ARDOUR::Plugin
 		_instance = NULL;
 	}
 
-	void set_block_size (nframes_t nframes) {}
+	void set_block_size (nframes_t /*nframes*/) {}
 	
 	int connect_and_run (BufferSet& bufs,
 			ChanMapping in, ChanMapping out,
diff --git a/libs/ardour/ardour/midi_region.h b/libs/ardour/ardour/midi_region.h
index 6a4d492237..93a9f76f31 100644
--- a/libs/ardour/ardour/midi_region.h
+++ b/libs/ardour/ardour/midi_region.h
@@ -52,7 +52,7 @@ class MidiRegion : public Region
 	boost::shared_ptr<MidiSource> midi_source (uint32_t n=0) const;
 	
 	/* Stub Readable interface */
-	virtual nframes_t read (Sample*, sframes_t pos, nframes_t cnt, int channel) const { return 0; }
+	virtual nframes_t read (Sample*, sframes_t /*pos*/, nframes_t /*cnt*/, int /*channel*/) const { return 0; }
 	virtual sframes_t readable_length() const { return length(); }
 
 	nframes_t read_at (MidiRingBuffer<nframes_t>& dst,
diff --git a/libs/ardour/ardour/panner.h b/libs/ardour/ardour/panner.h
index 3c66046ad1..474b3193c7 100644
--- a/libs/ardour/ardour/panner.h
+++ b/libs/ardour/ardour/panner.h
@@ -210,7 +210,7 @@ class Panner : public SessionObject, public AutomatableControls
 	AutoStyle automation_style() const;
 	bool touching() const;
 
-	bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const { return true; };
+	bool can_support_io_configuration (const ChanCount& /*in*/, ChanCount& /*out*/) const { return true; };
 
 	/// The fundamental Panner function
 	void run (BufferSet& src, BufferSet& dest, sframes_t start_frame, sframes_t end_frames, nframes_t nframes);
diff --git a/libs/ardour/ardour/playlist.h b/libs/ardour/ardour/playlist.h
index 35b7fa9069..db928abab8 100644
--- a/libs/ardour/ardour/playlist.h
+++ b/libs/ardour/ardour/playlist.h
@@ -251,11 +251,11 @@ class Playlist : public SessionObject,
 	void splice_locked (nframes_t at, nframes64_t distance, boost::shared_ptr<Region> exclude);
 	void splice_unlocked (nframes_t at, nframes64_t distance, boost::shared_ptr<Region> exclude);
 
-	virtual void finalize_split_region (boost::shared_ptr<Region> original, boost::shared_ptr<Region> left, boost::shared_ptr<Region> right) {}
+	virtual void finalize_split_region (boost::shared_ptr<Region> /*original*/, boost::shared_ptr<Region> /*left*/, boost::shared_ptr<Region> /*right*/) {}
 	
-	virtual void check_dependents (boost::shared_ptr<Region> region, bool norefresh) {}
-	virtual void refresh_dependents (boost::shared_ptr<Region> region) {}
-	virtual void remove_dependents (boost::shared_ptr<Region> region) {}
+	virtual void check_dependents (boost::shared_ptr<Region> /*region*/, bool /*norefresh*/) {}
+	virtual void refresh_dependents (boost::shared_ptr<Region> /*region*/) {}
+	virtual void remove_dependents (boost::shared_ptr<Region> /*region*/) {}
 
 	virtual XMLNode& state (bool);
 
diff --git a/libs/ardour/ardour/plugin.h b/libs/ardour/ardour/plugin.h
index f6de29ba41..a1fe25d31d 100644
--- a/libs/ardour/ardour/plugin.h
+++ b/libs/ardour/ardour/plugin.h
@@ -167,12 +167,12 @@ class Plugin : public PBD::StatefulDestructible, public Latent
 	virtual bool reconfigurable_io() const { return false; }
 
 	/* this is only called if reconfigurable_io() returns true */
-	virtual bool configure_io (ChanCount in, ChanCount out) { return true; }
+	virtual bool configure_io (ChanCount /*in*/, ChanCount /*out*/) { return true; }
 
 	/* specific types of plugins can overload this. As of September 2008, only
 	   AUPlugin does this.
 	*/
-	virtual bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const { return false; }
+	virtual bool can_support_io_configuration (const ChanCount& /*in*/, ChanCount& /*out*/) const { return false; }
 	virtual ChanCount output_streams() const;
 	virtual ChanCount input_streams() const;
 
diff --git a/libs/ardour/ardour/port.h b/libs/ardour/ardour/port.h
index 3f86fb8fd2..5ac7cb90ca 100644
--- a/libs/ardour/ardour/port.h
+++ b/libs/ardour/ardour/port.h
@@ -110,7 +110,9 @@ public:
 	virtual void cycle_end (nframes_t) = 0;
 	virtual void cycle_split () = 0;
 	virtual Buffer& get_buffer (nframes_t nframes, nframes_t offset = 0) = 0;
-	virtual void flush_buffers (nframes_t, nframes_t offset = 0) {}
+	virtual void flush_buffers (nframes_t, nframes_t offset = 0) {
+		(void) offset;
+	}
 	
 	static void set_engine (AudioEngine *);
 
diff --git a/libs/ardour/ardour/processor.h b/libs/ardour/ardour/processor.h
index a97dcc4cf7..90a4ab96b4 100644
--- a/libs/ardour/ardour/processor.h
+++ b/libs/ardour/ardour/processor.h
@@ -66,12 +66,12 @@ class Processor : public SessionObject, public AutomatableControls, public Laten
 	
 	virtual nframes_t signal_latency() const { return 0; }
 	
-	virtual void transport_stopped (sframes_t frame) {}
+	virtual void transport_stopped (sframes_t /*frame*/) {}
 	
-	virtual void set_block_size (nframes_t nframes) {}
+	virtual void set_block_size (nframes_t /*nframes*/) {}
 
-	virtual void run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes) {}
-	virtual void silence (nframes_t nframes) {}
+	virtual void run (BufferSet& /*bufs*/, sframes_t /*start_frame*/, sframes_t /*end_frame*/, nframes_t /*nframes*/) {}
+	virtual void silence (nframes_t /*nframes*/) {}
 	
 	virtual void activate ()   { _pending_active = true; ActiveChanged(); }
 	virtual void deactivate () { _pending_active = false; ActiveChanged(); }
diff --git a/libs/ardour/ardour/region.h b/libs/ardour/ardour/region.h
index d2cc252d61..6a51ae75f5 100644
--- a/libs/ardour/ardour/region.h
+++ b/libs/ardour/ardour/region.h
@@ -250,11 +250,12 @@ class Region
 	void set_last_layer_op (uint64_t when);
 
 	virtual bool is_dependent() const { return false; }
-	virtual bool depends_on (boost::shared_ptr<Region> other) const { return false; }
+	virtual bool depends_on (boost::shared_ptr<Region> /*other*/) const { return false; }
 
 	virtual int exportme (ARDOUR::Session&, ARDOUR::ExportSpecification&) = 0;
 
-	virtual int get_transients (AnalysisFeatureList&, bool force_new = false) { 
+	virtual int get_transients (AnalysisFeatureList&, bool force_new = false) {
+		(void) force_new;
 		// no transients, but its OK
 		return 0;
 	}
diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index 8433038aed..9195a50060 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -109,7 +109,7 @@ class Route : public SessionObject, public AutomatableControls
 	virtual void toggle_monitor_input ();
 	virtual bool can_record() { return false; }
 
-	virtual void set_record_enable (bool yn, void *src) {}
+	virtual void set_record_enable (bool /*yn*/, void * /*src*/) {}
 	virtual bool record_enabled() const { return false; }
 	virtual void handle_transport_stopped (bool abort, bool did_locate, bool flush_processors);
 	virtual void set_pending_declick (int);
diff --git a/libs/ardour/ardour/route_group_specialized.h b/libs/ardour/ardour/route_group_specialized.h
index b3e50b0869..adf4dfc429 100644
--- a/libs/ardour/ardour/route_group_specialized.h
+++ b/libs/ardour/ardour/route_group_specialized.h
@@ -26,7 +26,7 @@
 namespace ARDOUR {
 
 template<class T> void 
-RouteGroup::apply (void (Track::*func)(T, void *), T val, void *src) 
+RouteGroup::apply (void (Track::*func)(T, void *), T val, void */*src*/) 
 {
 	for (std::list<Route *>::iterator i = routes.begin(); i != routes.end(); i++) {
 		Track *at;
diff --git a/libs/ardour/ardour/session.h b/libs/ardour/ardour/session.h
index 8f70b4723e..5a0e033353 100644
--- a/libs/ardour/ardour/session.h
+++ b/libs/ardour/ardour/session.h
@@ -206,11 +206,11 @@ class Session : public PBD::StatefulDestructible, public boost::noncopyable
 			return e1->before (*e2);
 		}
 
-		void *operator new (size_t ignored) {
+		void *operator new (size_t) {
 			return pool.alloc ();
 		}
 
-		void operator delete(void *ptr, size_t size) {
+		void operator delete (void *ptr, size_t /*size*/) {
 			pool.release (ptr);
 		}
 
@@ -1039,7 +1039,7 @@ class Session : public PBD::StatefulDestructible, public boost::noncopyable
 	uint32_t                _listen_cnt;
 
 	void set_worst_io_latencies ();
-	void set_worst_io_latencies_x (IOChange asifwecare, void *ignored) {
+	void set_worst_io_latencies_x (IOChange, void *) {
 		set_worst_io_latencies ();
 	}
 
@@ -1630,11 +1630,11 @@ class Session : public PBD::StatefulDestructible, public boost::noncopyable
 		Click (nframes_t s, nframes_t d, const Sample *b)
 			: start (s), duration (d), data (b) { offset = 0; }
 
-		void *operator new(size_t ignored) {
+		void *operator new (size_t) {
 			return pool.alloc ();
 		};
 
-		void operator delete(void *ptr, size_t size) {
+		void operator delete(void *ptr, size_t /*size*/) {
 			pool.release (ptr);
 		}
 
diff --git a/libs/ardour/ardour/silentfilesource.h b/libs/ardour/ardour/silentfilesource.h
index c76af3fbcf..dcf7964ac6 100644
--- a/libs/ardour/ardour/silentfilesource.h
+++ b/libs/ardour/ardour/silentfilesource.h
@@ -27,7 +27,7 @@ namespace ARDOUR {
 
 class SilentFileSource : public AudioFileSource {
 public:
-	int update_header (sframes_t when, struct tm&, time_t) { return 0; }
+	int update_header (sframes_t /*when*/, struct tm&, time_t) { return 0; }
 	int flush_header () { return 0; }
 	float sample_rate () const { return _sample_rate; }
 
@@ -47,17 +47,17 @@ protected:
 		_length = len;
 	}
 
-	nframes_t read_unlocked (Sample *dst, sframes_t start, nframes_t cnt) const {
+	nframes_t read_unlocked (Sample *dst, sframes_t /*start*/, nframes_t cnt) const {
 		memset (dst, 0, sizeof (Sample) * cnt);
 		return cnt;
 	}
 
-	nframes_t write_unlocked (Sample *dst, nframes_t cnt) { return 0; }
+	nframes_t write_unlocked (Sample */*dst*/, nframes_t /*cnt*/) { return 0; }
 
 	void set_header_timeline_position () {}
 
- 	int read_peaks_with_fpp (PeakData *peaks, nframes_t npeaks, sframes_t start, nframes_t cnt,
-			double samples_per_unit, nframes_t fpp) const {
+ 	int read_peaks_with_fpp (PeakData *peaks, nframes_t npeaks, sframes_t /*start*/, nframes_t /*cnt*/,
+				 double /*samples_per_unit*/, nframes_t /*fpp*/) const {
 		memset (peaks, 0, sizeof (PeakData) * npeaks);
 		return 0;
 	}
diff --git a/libs/ardour/ardour/slave.h b/libs/ardour/ardour/slave.h
index 283aaf5042..5987151307 100644
--- a/libs/ardour/ardour/slave.h
+++ b/libs/ardour/ardour/slave.h
@@ -165,8 +165,10 @@ class ISlaveSessionProxy {
 	virtual nframes_t frames_since_cycle_start () const   { return 0; }
 	virtual nframes_t frame_time ()               const   { return 0; }
 
-	virtual void request_locate (nframes_t frame, bool with_roll = false) {}
-	virtual void request_transport_speed (double speed)                   {}
+	virtual void request_locate (nframes_t /*frame*/, bool with_roll = false) {
+		(void) with_roll;
+	}
+	virtual void request_transport_speed (double /*speed*/)                   {}
 };
 
 
diff --git a/libs/ardour/ardour/source.h b/libs/ardour/ardour/source.h
index 162f4400a4..968a92a804 100644
--- a/libs/ardour/ardour/source.h
+++ b/libs/ardour/ardour/source.h
@@ -80,7 +80,7 @@ class Source : public SessionObject, public boost::noncopyable
 	
 	bool         destructive() const       { return (_flags & Destructive); }
 	bool         writable () const         { return _flags & Writable; }
-	virtual bool set_destructive (bool yn) { return false; }
+	virtual bool set_destructive (bool /*yn*/) { return false; }
 	virtual bool length_mutable() const    { return false; }
 	
 	void use ()    { _in_use++; }
diff --git a/libs/ardour/ardour/track.h b/libs/ardour/ardour/track.h
index aca7c6f968..c2f69f0b9b 100644
--- a/libs/ardour/ardour/track.h
+++ b/libs/ardour/ardour/track.h
@@ -41,8 +41,8 @@ class Track : public Route
 	bool set_name (const std::string& str);
 
 	TrackMode mode () const { return _mode; }
-	virtual int set_mode (TrackMode m) { return false; }
-	virtual bool can_use_mode (TrackMode m, bool& bounce_required) { return false; }
+	virtual int set_mode (TrackMode /*m*/) { return false; }
+	virtual bool can_use_mode (TrackMode /*m*/, bool& /*bounce_required*/) { return false; }
 	sigc::signal<void> TrackModeChanged;
 	
 	int no_roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,