#! /bin/sh
exec xprop -notype \
  -f WM_NAME        8s ':\n  title =\? $0\n' \
  -f WM_CLASS       8s ':\n  appName =\? $0\n  className =\? $1\n' \
  -f WM_WINDOW_ROLE 8s ':\n  stringProperty "WM_WINDOW_ROLE" =\? $0\n' \
  WM_NAME WM_CLASS WM_WINDOW_ROLE \
  ${1+"$@"}