andrewm@59: #!/bin/bash
andrewm@59: #
andrewm@59: # This script enables or disables running BeagleRT when the board starts
andrewm@59: # up.
andrewm@59: 
andrewm@59: BBB_ADDRESS="root@192.168.7.2"
andrewm@59: BBB_PATH="/root/BeagleRT"
andrewm@59: ENABLE_STARTUP=1
andrewm@60: COMMAND_ARGS=
andrewm@62: RUN_IN_LOOP=0
andrewm@59: 
andrewm@59: # This path is hard-coded in the BeagleRT image at present.
andrewm@59: BBB_STARTUP_SCRIPT="/root/BeagleRT_startup.sh"
andrewm@59: 
andrewm@59: function usage
andrewm@59: {
andrewm@59:     THIS_SCRIPT=`basename "$0"`
andrewm@62:     echo "Usage: $THIS_SCRIPT [-b path-on-beaglebone] [-c command-line-args] [-n] [-l]"
andrewm@59: 
andrewm@59:     echo "
andrewm@59:     This script enables (by default) or disables running the BeagleRT
andrewm@59:     project at startup. The -n option disables auto-startup, otherwise
andrewm@59:     auto-startup is enabled. The -b option changes the default path, which
andrewm@60:     is otherwise $BBB_PATH. The -c option passes command-line arguments to
andrewm@62:     the BeagleRT program; enclose the argument string in quotes.
andrewm@62:     The -l option runs the BeagleRT program in a loop, restarting
andrewm@62:     automatically in the event of a crash."
andrewm@59: }
andrewm@59: 
andrewm@59: OPTIND=1
andrewm@59: 
andrewm@62: while getopts "b:c:nlh" opt; do
andrewm@59:     case $opt in
andrewm@59:         b)            BBB_PATH=$OPTARG
andrewm@59:                       ;;
andrewm@60:         c)            COMMAND_ARGS=$OPTARG
andrewm@60:                       ;;
andrewm@59:         n)            ENABLE_STARTUP=0
andrewm@59:                       ;;
andrewm@62:         l)            RUN_IN_LOOP=1
andrewm@62:                       ;;
andrewm@59:         h|\?)         usage
andrewm@59:                       exit 1
andrewm@59:     esac
andrewm@59: done
andrewm@59: 
andrewm@59: shift $((OPTIND-1))
andrewm@59: 
andrewm@59: if [ $ENABLE_STARTUP -eq 0 ]
andrewm@59: then
andrewm@59:     echo "Disabling BeagleRT at startup..."
andrewm@59: 
andrewm@59:     ssh $BBB_ADDRESS "echo \"#!/bin/sh
andrewm@59: #
andrewm@59: # This file is autogenerated by BeagleRT. Do not edit!
andrewm@59: 
andrewm@59: # Run on startup disabled -- nothing to do here\" > $BBB_STARTUP_SCRIPT"
andrewm@59: 
andrewm@59: else
andrewm@59:     echo "Enabling BeagleRT at startup..."
andrewm@62:   
andrewm@62:     SCRIPT_PRERUN=
andrewm@62:     SCRIPT_POSTRUN=
andrewm@62:     if [ $RUN_IN_LOOP -ne 0 ] ; then
andrewm@62: 	SCRIPT_PRERUN="bash -c \\\"while true ; do"
andrewm@62: 	SCRIPT_POSTRUN=" ; done \\\" "
andrewm@62:     fi
andrewm@59: 
andrewm@59:     ssh $BBB_ADDRESS "echo \"#!/bin/sh
andrewm@59: #
andrewm@59: # This file is autogenerated by BeagleRT. Do not edit!
andrewm@59: 
andrewm@59: echo Running BeagleRT...
andrewm@62: screen -S BeagleRT -d -m $SCRIPT_PRERUN $BBB_PATH/BeagleRT $COMMAND_ARGS $SCRIPT_POSTRUN\" > $BBB_STARTUP_SCRIPT"
andrewm@59: 
andrewm@59: fi