#!/bin/sh
###############################################################################
# BRLTTY - A background process providing access to the console screen (when in
#          text mode) for a blind person using a refreshable braille display.
#
# Copyright (C) 1995-2018 by The BRLTTY Developers.
#
# BRLTTY comes with ABSOLUTELY NO WARRANTY.
#
# This is free software, placed under the terms of the
# GNU Lesser General Public License, as published by the Free Software
# Foundation; either version 2.1 of the License, or (at your option) any
# later version. Please see the file LICENSE-LGPL for details.
#
# Web Page: http://brltty.com/
#
# This software is maintained by Dave Mielke <dave@mielke.cc>.
###############################################################################

# This script must be installed in the udev programs directory: /usr/lib/udev/

set -e
readonly rootDirectory="/sys/fs/cgroup/systemd"

[ ! -d "${rootDirectory}" ] || {
  groupDirectory="${rootDirectory}/brltty"
  [ -d "${groupDirectory}" ] || mkdir "${groupDirectory}"
  echo $$ >"${groupDirectory}/tasks"
}

exec "${BRLTTY_EXECUTABLE_PATH:-brltty}" -E "${@}"
exit "${?}"
