cmd_ret const runCommand(std::string const & cmd);
-/// \return list files in a directory having optional extension ext..
-std::vector<FileName> dirList(FileName const & dir,
- std::string const & ext = empty_string());
+/// \return list other files in the directory having optional extension 'ext'.
+std::vector<FileName> dirList(FileName const & filename, std::string const & ext);
+
} // namespace support
} // namespace lyx