SYNOPSIS
  string *get_dir_ext(string str)

DESCRIPTION
  This function takes a path as argument and returns an array of file
  names in that directory. It basically does the same as the efun
  get_dir(), but appends a slash '/' to directory filenames and '*' to
  files which are loaded.

EXAMPLES
  get_dir("/w");

    This returns ({ "w/" }).

  get_dir("/w/*");

    Returns the content of the directory "/w".

  get_dir("/room/*.c");

    Return all files of the directory "/room/" with the ending ".c".


SEE ALSO
  get_dir(E), cat(E), mkdir(E), rmdir(E)
