Use static string in ARDOUR::user_config_directory

This code only needs to run once to determine/create users config directory

git-svn-id: svn://localhost/ardour2/branches/3.0@12838 d708f5d6-7413-0410-9779-e7cbd77b26cf

diff --git a/libs/ardour/filesystem_paths.cc b/libs/ardour/filesystem_paths.cc
index cd78397f3e6e98b7d01939d93b9f3f7f2c91ae8e..73bfaff137f726c0b9854d9516d552ebf8d7e958 100644 (file)
--- a/libs/ardour/filesystem_paths.cc
+++ b/libs/ardour/filesystem_paths.cc
@@ -39,7 +39,9 @@ using std::string;
 std::string
 user_config_directory ()
 {
-       std::string p;
+       static std::string p;
+
+       if (!p.empty()) return p;
 
 #ifdef __APPLE__
        p = Glib::build_filename (Glib::get_home_dir(), "Library/Preferences");