virtual void getDir( const Pathname & dirname, bool recurse_r ) const;
virtual void getDirInfo( std::list<std::string> & retlist,
const Pathname & dirname, bool dots = true ) const;
virtual void getDir( const Pathname & dirname, bool recurse_r ) const;
virtual void getDirInfo( std::list<std::string> & retlist,
const Pathname & dirname, bool dots = true ) const;