# include <boost/filesystem/config.hpp>
# include <boost/filesystem/path.hpp>
+# include <boost/filesystem/exception.hpp>
+# include <boost/filesystem/directory.hpp>
# include <boost/filesystem/operations.hpp>
+# include <boost/filesystem/file_status.hpp>
# include <boost/filesystem/convenience.hpp>
# include <boost/filesystem/string_file.hpp>