From d678d110b60aba04cfa46b3dff5e4aa44ce1c2e9 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Fri, 27 Nov 2020 17:57:50 +0100
Subject: Avoid unnecessary copies

---
 src/JackDriver.cpp | 4 +++-
 src/JackDriver.hpp | 2 +-
 src/Widget.hpp     | 4 ++--
 3 files changed, 6 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/JackDriver.cpp b/src/JackDriver.cpp
index 648640f..48f3b9c 100644
--- a/src/JackDriver.cpp
+++ b/src/JackDriver.cpp
@@ -203,7 +203,9 @@ get_property(jack_uuid_t subject, const char* key)
 #endif
 
 PatchagePort*
-JackDriver::create_port(PatchageModule& parent, jack_port_t* port, PortID id)
+JackDriver::create_port(PatchageModule& parent,
+                        jack_port_t*    port,
+                        const PortID&   id)
 {
 	if (!port) {
 		return nullptr;
diff --git a/src/JackDriver.hpp b/src/JackDriver.hpp
index 6a404a7..75f189c 100644
--- a/src/JackDriver.hpp
+++ b/src/JackDriver.hpp
@@ -77,7 +77,7 @@ public:
 
 private:
 	PatchagePort*
-	create_port(PatchageModule& parent, jack_port_t* port, PortID id);
+	create_port(PatchageModule& parent, jack_port_t* port, const PortID& id);
 
 	void shutdown();
 
diff --git a/src/Widget.hpp b/src/Widget.hpp
index 03c5f8e..f1db218 100644
--- a/src/Widget.hpp
+++ b/src/Widget.hpp
@@ -1,5 +1,5 @@
 /* This file is part of Patchage
- * Copyright 2007-2014 David Robillard <http://drobilla.net>
+ * Copyright 2007-2020 David Robillard <d@drobilla.net>
  *
  * Patchage is free software: you can redistribute it and/or modify it under
  * the terms of the GNU General Public License as published by the Free
@@ -25,7 +25,7 @@ template<typename W>
 class Widget
 {
 public:
-	Widget(Glib::RefPtr<Gtk::Builder> xml, const std::string& name)
+	Widget(const Glib::RefPtr<Gtk::Builder>& xml, const std::string& name)
 	{
 		xml->get_widget(name, _me);
 	}
-- 
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