Use PBD::sys::path instead of PBD::copy_file in Session::save_state

git-svn-id: svn://localhost/ardour2/trunk@2379 d708f5d6-7413-0410-9779-e7cbd77b26cf

diff --git a/libs/ardour/session_state.cc b/libs/ardour/session_state.cc
index 80c427076c4a21c5acb14efdeddb73080201fd08..20da435fc4cf3a62576eab9f8c24311dc1b220d1 100644 (file)
--- a/libs/ardour/session_state.cc
+++ b/libs/ardour/session_state.cc
@@ -608,7 +608,17 @@ Session::save_state (string snapshot_name, bool pending)
                bak_path /= snapshot_name + statefile_suffix + backup_suffix;
                
                if (sys::exists (xml_path)) {
-                       copy_file (xml_path.to_string(), bak_path.to_string());
+                       try
+                       {
+                               sys::copy_file (xml_path, bak_path);
+                       }
+                       catch(sys::filesystem_error& ex)
+                       {
+                               error << string_compose (_("Unable to make backup of state file %1 (%2)"),
+                                               xml_path.to_string(), ex.what())
+                                       << endmsg;
+                               return -1;
+                       }
                }
 
        } else {