/*
 * (c) 2003 Jiri Baum
 *
 * Offered to the public under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 *
 * This code is made available on the understanding that it will not be
 * used in safety-critical situations without a full and competent review.
 */

digraph G {

  node [width=0, height=0]

  rankdir=LR

  S -> device [minlen=0]
  device -> colon
  colon -> typeL [constraint=false]
  typeR -> subdevice -> dot -> channel -> options
  options -> E [minlen=2]

  S -> typeL
  typeR -> dot
  subdevice -> options

  S [shape = doublecircle]
  E [shape = doublecircle]

  typeL [shape = doublecircle, label=""]
  typeR [shape = doublecircle, label=""]
  options [shape = doublecircle, label=""]

  colon [shape = box, label=":"]
  dot [shape = box, label="."]
  under [shape = box, label="_"]
  slash [shape = box, label="/"]

  I [shape = box]
  O [shape = box]
  Q [shape = box]
  N [shape = box]
  U [shape = box]
  X [shape = box]
  Y [shape = box]

  typeL -> I -> typeR
  typeL -> O -> typeR
  typeL -> Q -> typeR
  typeL -> N -> typeR
  typeL -> U -> typeR
  typeL -> X -> typeR
  typeL -> Y -> typeR

  options -> under -> aref -> options
  options -> slash -> range -> options

}