Function empty

include/boost/filesystem/path.hpp:441–441

    //  -----  query  -----

    bool empty() const               { return m_pathname.empty(); } // name consistent with std containers
    bool has_root_path() const       { return has_root_directory() || has_root_name(); }
    bool has_root_name() const       { return !root_name().empty(); }
    bool has_root_directory() const  { return !root_directory().empty(); }