onboard-switch

#!/bin/bash
#
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# Used to turn on/off onboard with one script. May be used with a desktop icon              #
#                                                                                           #
# onboard-switch                                                                            #
# version 1.0                                                                               #
# http://pastebin.com/Hc0JA7Ep                                                              #
#                                                                                           #
# The MIT License (MIT)                                                                     #
# Copyright (c) 2012 Thomas Klose <http://pastebin.com/u/Hamsta>                            #
#                                                                                           #
# Permission is hereby granted, free of charge, to any person obtaining a copy of this      #
# software and associated documentation files (the "Software"), to deal in the Software     #
# without restriction, including without limitation the rights to use, copy, modify,        #
# merge, publish, distribute, sublicense, and/or sell copies of the Software, and to        #
# permit persons to whom the Software is furnished to do so, subject to the following       #
# conditions:                                                                               #
#                                                                                           #
# The above copyright notice and this permission notice shall be included in all copies     #
# or substantial portions of the Software.                                                  #
#                                                                                           #
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,       #
# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR  #
# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE #
# FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR      #
# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER    #
# DEALINGS IN THE SOFTWARE.                                                                 #
#                                                                                           #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

ONBOARD_PID=`ps -C onboard -o pid= | sed 's/[^0-9]*//g'`

if [ $ONBOARD_PID > 0 ]; then
  kill $ONBOARD_PID
else
  exec onboard
fi