use shared_ptr to manage backend port lifetimes (Pulse,ALSA,Dummy,JACK)

JACK is not yet finished.

Changes also include minor reformatting and a spelling correction (latecies to latencies)

2 files changed, 3 insertions, 22 deletions

diff --git a/libs/backends/coreaudio/coreaudio_backend.cc b/libs/backends/coreaudio/coreaudio_backend.cc
index ec64993aef..990099c5a8 100644
--- a/libs/backends/coreaudio/coreaudio_backend.cc
+++ b/libs/backends/coreaudio/coreaudio_backend.cc
@@ -974,24 +974,6 @@ CoreAudioBackend::register_system_audio_ports()
 }
 
 void
-CoreAudioBackend::update_system_port_latecies ()
-{
-	for (std::vector<BackendPort*>::const_iterator it = _system_inputs.begin (); it != _system_inputs.end (); ++it) {
-		(*it)->update_connected_latency (true);
-	}
-	for (std::vector<BackendPort*>::const_iterator it = _system_outputs.begin (); it != _system_outputs.end (); ++it) {
-		(*it)->update_connected_latency (false);
-	}
-
-	for (std::vector<BackendPort*>::const_iterator it = _system_midi_in.begin (); it != _system_midi_in.end (); ++it) {
-		(*it)->update_connected_latency (true);
-	}
-	for (std::vector<BackendPort*>::const_iterator it = _system_midi_out.begin (); it != _system_midi_out.end (); ++it) {
-		(*it)->update_connected_latency (false);
-	}
-}
-
-void
 CoreAudioBackend::coremidi_rediscover()
 {
 	if (!_run) { return; }
@@ -1275,7 +1257,7 @@ CoreAudioBackend::pre_process ()
 		manager.graph_order_callback();
 	}
 	if (connections_changed || ports_changed) {
-		update_system_port_latecies ();
+		update_system_port_latencies ();
 		engine.latency_callback(false);
 		engine.latency_callback(true);
 	}
diff --git a/libs/backends/coreaudio/coreaudio_backend.h b/libs/backends/coreaudio/coreaudio_backend.h
index cf11daaad4..86c4e1cf16 100644
--- a/libs/backends/coreaudio/coreaudio_backend.h
+++ b/libs/backends/coreaudio/coreaudio_backend.h
@@ -278,12 +278,12 @@ class CoreAudioBackend : public AudioBackend, public PortEngineSharedImpl {
 	int         set_port_name (PortEngine::PortHandle ph, const std::string& name) { return PortEngineSharedImpl::set_port_name (ph, name); }
 	std::string get_port_name (PortEngine::PortHandle ph) const { return PortEngineSharedImpl::get_port_name (ph); }
 	PortFlags   get_port_flags (PortEngine::PortHandle ph) const { return PortEngineSharedImpl::get_port_flags (ph); }
-	PortEngine::PortHandle  get_port_by_name (std::string const & name) const { return PortEngineSharedImpl::get_port_by_name (name); }
+	PortEngine::PortPtr  get_port_by_name (std::string const & name) const { return PortEngineSharedImpl::get_port_by_name (name); }
 	int         get_port_property (PortEngine::PortHandle ph, const std::string& key, std::string& value, std::string& type) const { return PortEngineSharedImpl::get_port_property (ph, key, value, type); }
 	int         set_port_property (PortEngine::PortHandle ph, const std::string& key, const std::string& value, const std::string& type) { return PortEngineSharedImpl::set_port_property (ph, key, value, type); }
 	int         get_ports (const std::string& port_name_pattern, DataType type, PortFlags flags, std::vector<std::string>& results) const { return PortEngineSharedImpl::get_ports (port_name_pattern, type, flags, results); }
 	DataType    port_data_type (PortEngine::PortHandle ph) const { return PortEngineSharedImpl::port_data_type (ph); }
-	PortEngine::PortHandle register_port (const std::string& shortname, ARDOUR::DataType type, ARDOUR::PortFlags flags) { return PortEngineSharedImpl::register_port (shortname, type, flags); }
+	PortEngine::PortPtr register_port (const std::string& shortname, ARDOUR::DataType type, ARDOUR::PortFlags flags) { return PortEngineSharedImpl::register_port (shortname, type, flags); }
 	void        unregister_port (PortHandle ph) { if (!_run) return; PortEngineSharedImpl::unregister_port (ph); }
 	int         connect (const std::string& src, const std::string& dst) { return PortEngineSharedImpl::connect (src, dst); }
 	int         disconnect (const std::string& src, const std::string& dst) { return PortEngineSharedImpl::disconnect (src, dst); }
@@ -396,7 +396,6 @@ class CoreAudioBackend : public AudioBackend, public PortEngineSharedImpl {
 
 	/* port engine */
 	int register_system_audio_ports ();
-	void update_system_port_latecies ();
 
 	struct PortConnectData {
 		std::string a;