From b5b45e93a84bdae29db4a6eedf0e039e1ae998a7 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Wed, 30 Jan 2008 03:05:22 +0000
Subject: [PATCH] fix build on systems without LV2 prereqs

git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@2979 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 SConstruct                      |  1 +
 gtk2_ardour/generic_pluginui.cc | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/SConstruct b/SConstruct
index 473fe33ac8..87295b9fc0 100644
--- a/SConstruct
+++ b/SConstruct
@@ -534,6 +534,7 @@ if env['LV2']:
 	if conf.CheckPKGExists ('\"slv2 >= 0.6.0\"'):
 		libraries['slv2'] = LibraryInfo()
 		libraries['slv2'].ParseConfig('pkg-config --cflags --libs slv2')
+                env.Append (CCFLAGS="-DHAVE_LV2")
 	else:
 		print 'Building Ardour with LV2 support requires SLV2 >= 0.6.0'
 		print 'WARNING: SLV2 not found, or too old.  Ardour will be built without LV2 support.'
diff --git a/gtk2_ardour/generic_pluginui.cc b/gtk2_ardour/generic_pluginui.cc
index 764500749c..6af95eda6d 100644
--- a/gtk2_ardour/generic_pluginui.cc
+++ b/gtk2_ardour/generic_pluginui.cc
@@ -38,7 +38,9 @@
 #include <ardour/plugin.h>
 #include <ardour/insert.h>
 #include <ardour/ladspa_plugin.h>
+#ifdef HAVE_LV2
 #include <ardour/lv2_plugin.h>
+#endif
 
 #include <lrdf.h>
 
@@ -385,8 +387,9 @@ GenericPluginUI::build_control_ui (guint32 port_index, PBD::Controllable* mcontr
 	if (plugin->parameter_is_input (port_index)) {
 
 		boost::shared_ptr<LadspaPlugin> lp;
+#ifdef HAVE_LV2
 		boost::shared_ptr<LV2Plugin> lv2p;
-
+#endif
 		if ((lp = boost::dynamic_pointer_cast<LadspaPlugin>(plugin)) != 0) {
 
 			// all LADPSA plugins have a numeric unique ID
@@ -410,6 +413,7 @@ GenericPluginUI::build_control_ui (guint32 port_index, PBD::Controllable* mcontr
 				return control_ui;
 			}
 
+#ifdef HAVE_LV2
 		} else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin>(plugin)) != 0) {
 
 			SLV2Port port = lv2p->slv2_port(port_index);
@@ -429,6 +433,7 @@ GenericPluginUI::build_control_ui (guint32 port_index, PBD::Controllable* mcontr
 				slv2_scale_points_free(points);
 				return control_ui;
 			}
+#endif
 		}
 			
 		if (desc.toggled) {
@@ -766,7 +771,9 @@ GenericPluginUI::setup_scale_values(guint32 port_index, ControlUI* cui)
 {
 	vector<string> enums;
 	boost::shared_ptr<LadspaPlugin> lp;
+#ifdef HAVE_LV2
 	boost::shared_ptr<LV2Plugin> lv2p;
+#endif
 
 	if ((lp = boost::dynamic_pointer_cast<LadspaPlugin>(plugin)) != 0) {
 		// all LADPSA plugins have a numeric unique ID
@@ -786,6 +793,7 @@ GenericPluginUI::setup_scale_values(guint32 port_index, ControlUI* cui)
 			lrdf_free_setting_values(defaults);
 		}
 
+#ifdef HAVE_LV2
 	} else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin>(plugin)) != 0) {
 
 		SLV2Port port = lv2p->slv2_port(port_index);
@@ -806,6 +814,7 @@ GenericPluginUI::setup_scale_values(guint32 port_index, ControlUI* cui)
 		}
 
 		slv2_scale_points_free(points);
+#endif
 	}