1 files changed, 8 insertions, 1 deletions
diff --git a/libs/ardour/io.cc b/libs/ardour/io.cc
index ced4508d7a..17a1da231b 100644
--- a/libs/ardour/io.cc
+++ b/libs/ardour/io.cc
@@ -162,7 +162,7 @@ IO::disconnect (Port* our_port, string other_port, void* src)
 	if (other_port.length() == 0 || our_port == 0) {
 		return 0;
 	}
-        
+
         {
                 Glib::Mutex::Lock lm (io_lock);
                 
@@ -1612,3 +1612,10 @@ IO::physically_connected () const
 
         return false;
 }
+
+bool
+IO::has_port (Port* p) const
+{
+	Glib::Mutex::Lock lm (io_lock);
+	return _ports.contains (p);
+}