prep gets command line

debian.sh

 #update version numbers automatically - so you don't have to
 sed -i 's/VERSION='${PREV_VERSION}'/VERSION='${VERSION}'/g' Makefile
 sed -i 's/VERSION="'${PREV_VERSION}'"/VERSION="'${VERSION}'"/g' src/freedombone
+sed -i 's/VERSION="'${PREV_VERSION}'"/VERSION="'${VERSION}'"/g' src/freedombone-prep
 
 # change the parent directory name to debian format
 mv ../${APP} ../${DIR}

src/freedombone-prep

 
 # typically /dev/sdb or /dev/sdc, depending upon how
 # many drives there are on your system
-MICROSD_DRIVE=$1
+MICROSD_DRIVE=
 
 # IP address of the router (gateway)
 ROUTER_IP_ADDRESS="192.168.1.254"
 DOWNLOAD_LINK1="https://rcn-ee.net/deb/rootfs/jessie/$DEBIAN_FILE_NAME.tar.xz"
 DOWNLOAD_LINK2="http://ynezz.ibawizard.net/beagleboard/jessie/$DEBIAN_FILE_NAME.tar.xz"
 
-if [ ! MICROSD_DRIVE ]; then
-	echo 'You need to specify a drive for the connected microSD.'
-	echo 'This can most easily be found by removing the microSD, then'
-	echo 'running:'
-	echo ''
-	echo '  ls /dev/sd*'
-	echo ''
-	echo 'Then plugging the microSD back in and entering the same command again'
-	exit 1
+function show_help {
+    echo ''
+    echo 'freedombone-prep -d [microSD device] --ip [BBB static IP address] --iprouter [Router IP address]'
+    echo ''
+}
+
+while [[ $# > 1 ]]
+do
+key="$1"
+
+case $key in
+    -h|--help)
+    show_help
+    ;;
+    # Drive path for the microSD
+    -d|--drive)
+    shift
+    MICROSD_DRIVE="$1"
+    ;;
+    # BBB static IP address on the LAN
+    --ip)
+    shift
+    BBB_FIXED_IP_ADDRESS="$1"
+    ;;
+    # Router IP address on the LAN
+    --iprouter)
+    shift
+    ROUTER_IP_ADDRESS="$1"
+    ;;
+    *)
+    # unknown option
+    ;;
+esac
+shift
+done
+
+
+if [ ! $MICROSD_DRIVE ]; then
+    echo 'You need to specify a drive for the connected microSD.'
+    echo 'This can most easily be found by removing the microSD, then'
+    echo 'running:'
+    echo ''
+    echo '  ls /dev/sd*'
+    echo ''
+    echo 'Then plugging the microSD back in and entering the same command again'
+    exit 1
 fi
 
 if [ ! -b ${MICROSD_DRIVE}1 ]; then
-	echo "The microSD drive could not be found at ${MICROSD_DRIVE}1"
-	exit 2
+    echo "The microSD drive could not be found at ${MICROSD_DRIVE}1"
+    exit 2
 fi
 
 if [ ! -d ~/freedombone ]; then
-	mkdir ~/freedombone
+    mkdir ~/freedombone
 fi
 cd ~/freedombone
 if [ ! -f ~/freedombone/$DEBIAN_FILE_NAME.tar.xz ]; then
-	wget $DOWNLOAD_LINK1
+    wget $DOWNLOAD_LINK1
 fi
 if [ ! -f ~/freedombone/$DEBIAN_FILE_NAME.tar.xz ]; then
-	# try another site
+    # try another site
     wget $DOWNLOAD_LINK2
-	if [ ! -f ~/freedombone/$DEBIAN_FILE_NAME.tar.xz ]; then
-		echo 'The Debian installer could not be downloaded'
-		exit 3
-	fi
+    if [ ! -f ~/freedombone/$DEBIAN_FILE_NAME.tar.xz ]; then
+        echo 'The Debian installer could not be downloaded'
+        exit 3
+    fi
 fi
 
 echo 'Extracting files...'
 tar xJf $DEBIAN_FILE_NAME.tar.xz
 if [ ! -d ~/freedombone/$DEBIAN_FILE_NAME ]; then
-	echo "Couldn't extract files"
-	exit 4
+    echo "Couldn't extract files"
+    exit 4
 fi
 cd $DEBIAN_FILE_NAME
 sudo ./setup_sdcard.sh --mmc $MICROSD_DRIVE --dtb beaglebone
 read -p "Eject the microSD card, re-insert it and wait a minute for it to mount, then press any key to continue... " -n1 -s
 
 if [ ! -b ${MICROSD_DRIVE}1 ]; then
-	echo ''
-	echo "The microSD drive could not be found at ${MICROSD_DRIVE}1"
-	read -p "Wait for the drive to mount then press any key... " -n1 -s
-	if [ ! -b ${MICROSD_DRIVE}1 ]; then
-		echo "microSD drive not found at ${MICROSD_DRIVE}1"
-		exit 5
-	fi
+    echo ''
+    echo "The microSD drive could not be found at ${MICROSD_DRIVE}1"
+    read -p "Wait for the drive to mount then press any key... " -n1 -s
+    if [ ! -b ${MICROSD_DRIVE}1 ]; then
+        echo "microSD drive not found at ${MICROSD_DRIVE}1"
+        exit 5
+    fi
 fi
 
 sudo cp $MICROSD_MOUNT_POINT/BOOT/bbb-uEnv.txt $MICROSD_MOUNT_POINT/BOOT/uEnv.txt