From a958276b064e973c92d38d3aaa8e884e26494ed4 Mon Sep 17 00:00:00 2001
From: Jonathan Moore Liles <j.liles@unix.net>
Date: Wed, 26 Jun 2013 23:03:17 -0700
Subject: [PATCH] Timeline: Mark ports as Terminal.

---
 nonlib/JACK/Port.C              | 7 ++++++-
 nonlib/JACK/Port.H              | 2 ++
 timeline/src/Control_Sequence.C | 1 +
 timeline/src/Engine/Track.C     | 4 ++++
 4 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/nonlib/JACK/Port.C b/nonlib/JACK/Port.C
index a3afc1b..169b0fc 100644
--- a/nonlib/JACK/Port.C
+++ b/nonlib/JACK/Port.C
@@ -39,6 +39,7 @@ namespace JACK
 
     Port::Port ( const Port &rhs )
     {
+        _terminal = rhs._terminal;
         _freezer = rhs._freezer;
         _client = rhs._client;
         _port = rhs._port;
@@ -52,6 +53,7 @@ namespace JACK
 /* nframes is the number of frames to buffer */
     Port::Port ( JACK::Client *client, jack_port_t *port )
     {
+        _terminal = 0;
         _freezer = NULL;
         _client = client;
         _port = port;
@@ -66,6 +68,7 @@ namespace JACK
 
     Port::Port ( JACK::Client *client, const char *name, direction_e dir, type_e type )
     {
+        _terminal = 0;
         _name = NULL;
         _freezer = NULL;
         _client = client;
@@ -77,6 +80,7 @@ namespace JACK
 
     Port::Port ( JACK::Client *client, direction_e dir, type_e type, const char *base, int n, const char *subtype )
     {
+        _terminal = 0;
         _name = NULL;
         _freezer = NULL;
         _client = client;
@@ -88,6 +92,7 @@ namespace JACK
 
     Port::Port ( JACK::Client *client, direction_e dir, type_e type, int n, const char *subtype )
     {
+        _terminal = 0;
         _name = NULL;
         _freezer = NULL;
         _client = client;
@@ -166,7 +171,7 @@ namespace JACK
     {
         _port = jack_port_register( _client->jack_client(), _name,
                                     _type == Audio ? JACK_DEFAULT_AUDIO_TYPE : JACK_DEFAULT_MIDI_TYPE,
-                                    _direction == Output ? JackPortIsOutput : JackPortIsInput,
+                                    _direction == Output ? JackPortIsOutput : JackPortIsInput | _terminal ? JackPortIsTerminal : 0,
                                     0 );
 
         if ( ! _port )
diff --git a/nonlib/JACK/Port.H b/nonlib/JACK/Port.H
index 5de49e8..c137de9 100644
--- a/nonlib/JACK/Port.H
+++ b/nonlib/JACK/Port.H
@@ -69,6 +69,7 @@ namespace JACK
         nframes_t latency ( void ) const;
         void latency ( nframes_t frames );
 
+        void terminal ( bool b ) { _terminal = b; }
         bool activate ( void );
         void shutdown ( void );
         void write ( sample_t *buf, nframes_t nframes );
@@ -89,6 +90,7 @@ namespace JACK
 
         direction_e _direction;
         type_e _type;
+        bool _terminal;
 
         bool activate ( const char *name, direction_e dir );
 
diff --git a/timeline/src/Control_Sequence.C b/timeline/src/Control_Sequence.C
index 560b629..e71206a 100644
--- a/timeline/src/Control_Sequence.C
+++ b/timeline/src/Control_Sequence.C
@@ -172,6 +172,7 @@ Control_Sequence::update_port_name ( void )
     if ( ! _output )
     {
         _output = new JACK::Port( engine, JACK::Port::Output, JACK::Port::Audio, track()->name(), track()->ncontrols(), "cv" );
+        _output->terminal( true );
         needs_activation = true;
     }
     
diff --git a/timeline/src/Engine/Track.C b/timeline/src/Engine/Track.C
index d4ec167..45217ff 100644
--- a/timeline/src/Engine/Track.C
+++ b/timeline/src/Engine/Track.C
@@ -88,6 +88,8 @@ Track::configure_outputs ( int n )
         {
             JACK::Port p( engine, JACK::Port::Output,  JACK::Port::Audio, name(), i );
 
+            p.terminal(true);
+
             if ( !p.activate() )
             {
                 FATAL( "could not created output port!");
@@ -140,6 +142,8 @@ Track::configure_inputs ( int n )
         for ( int i = on; i < n; ++i )
         {
             JACK::Port p( engine, JACK::Port::Input, JACK::Port::Audio, name(), i );
+            
+            p.terminal( true );
 
             if ( !p.activate() )
             {