Fix lv2-state templates with external files.

[ardour.git] / libs / ardour / lv2_plugin.cc

diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc
index 1fd54c6286c3ddb434d3ef2b85aabff8c6f034af..6f8dad939689e4728dcb470eb7e37089492d34e3 100644 (file)
--- a/libs/ardour/lv2_plugin.cc
+++ b/libs/ardour/lv2_plugin.cc
@@ -51,6 +51,7 @@
 
 #include "ardour/audio_buffer.h"
 #include "ardour/audioengine.h"
+#include "ardour/directory_names.h"
 #include "ardour/debug.h"
 #include "ardour/lv2_plugin.h"
 #include "ardour/midi_patch_manager.h"
@@ -1380,13 +1381,20 @@ LV2Plugin::add_state(XMLNode* root) const
                unsigned int saved_state = _state_version;;
                g_mkdir_with_parents(new_dir.c_str(), 0744);
 
+               std::string xternal_dir = _session.externals_dir ();
+
+               if (!_plugin_state_dir.empty()) {
+                       xternal_dir = Glib::build_filename (_plugin_state_dir, externals_dir_name);
+                       g_mkdir_with_parents(xternal_dir.c_str(), 0744);
+               }
+
                LilvState* state = lilv_state_new_from_instance(
                        _impl->plugin,
                        _impl->instance,
                        _uri_map.urid_map(),
                        scratch_dir().c_str(),
                        file_dir().c_str(),
-                       _session.externals_dir().c_str(),
+                       xternal_dir.c_str(),
                        new_dir.c_str(),
                        NULL,
                        const_cast<LV2Plugin*>(this),
@@ -1416,6 +1424,7 @@ LV2Plugin::add_state(XMLNode* root) const
                        } else {
                                // template save (dedicated state-dir)
                                lilv_state_free(state);
+                               g_rmdir (xternal_dir.c_str()); // try remove unused dir
                                --_state_version;
                        }
                } else {