add -d and -k

scripts/install-rpi.sh

@@ -15,6 +15,20 @@ for tool in parted sfdisk mkfs.vfat mkfs.ext4;do
 done
 [[ $f -eq 1 ]] && exit 1
 
+datadir=0
+keep=0
+while getopts "dk" ch; do
+	case $ch in
+		d)
+			datadir=1
+			;;
+		k)
+			keep=1
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
 if [ -z $1 ];then
 	echo "Please give your SD card device as first parameter"
 	exit 1
@@ -66,28 +80,48 @@ rootpart=${1}2
 parted -s $1 mklabel msdos
 sleep 2
 maxsize=$(env LC_ALL=C parted $1 -s unit cyl print |awk '/^Disk/ { print $3 }'|sed -e 's/cyl//')
-rootsize=$(($maxsize-34))
-datasize=$(($maxsize-2))
+
+if [ $datadir -eq 0 ];then
+	rootsize=$(($maxsize-2))
+else
+	rootsize=$(($maxsize-34))
+	datasize=$(($maxsize-2))
+fi
 
 parted -s $1 unit cyl mkpart primary fat32 -- 0 16
-parted -s $1 unit cyl mkpart primary ext2 -- 16 $rootsize
-parted -s $1 unit cyl mkpart primary ext2 $rootsize $datasize
-parted -s $1 unit cyl mkpart primary fat32 $datasize $maxsize
-parted -s $1 set 1 boot on
-sfdisk --change-id $1 4 88
+if [ $datadir -eq 0 ];then
+	parted -s $1 unit cyl mkpart primary ext2 -- 16 $rootsize
+	parted -s $1 unit cyl mkpart primary fat32 $rootsize $maxsize
+	sfdisk --change-id $1 3 88
+else
+	parted -s $1 unit cyl mkpart primary ext2 -- 16 $rootsize
+	parted -s $1 unit cyl mkpart primary ext2 $rootsize $datasize
+	parted -s $1 unit cyl mkpart primary fat32 $datasize $maxsize
+	parted -s $1 set 1 boot on
+	sfdisk --change-id $1 4 88
+fi
 sleep 2
 mkfs.vfat ${1}1 >/dev/null
 mkfs.ext4 -q -O ^huge_file ${1}2
-mkfs.ext4 -q -O ^huge_file ${1}3
+if [ $datadir -eq 1 ];then
+	if [ $keep -eq 0 ];then
+		mkfs.ext4 -q -O ^huge_file ${1}3
+	fi
+fi
 sync
 sleep 2
 
 tmp=$(mktemp -d)
 mount -t ext4 ${rootpart} $tmp
 mkdir $tmp/boot
-mkdir $tmp/data
-mount -t ext4 ${1}3 $tmp/data
-mkdir $tmp/data/mpd $tmp/data/xbmc
+if [ $datadir -eq 1 ];then
+	if [ $keep -eq 0 ];then
+		mkdir $tmp/data
+		mount -t ext4 ${1}3 $tmp/data
+		mkdir $tmp/data/mpd $tmp/data/xbmc
+		umount $tmp/data
+	fi
+fi
 mount -t vfat ${1}1 $tmp/boot
 sleep 1
 echo "Extracting install archive"
@@ -95,8 +129,9 @@ tar -C $tmp -xzpf $2
 echo "Fixing permissions"
 chmod 1777 $tmp/tmp
 chmod 4755 $tmp/bin/busybox
-echo "/dev/mmcblk0p3	/data	ext4	rw	0	0" >>$tmp/etc/fstab
-umount $tmp/data
+if [ $datadir -eq 1 ];then
+	echo "/dev/mmcblk0p3	/data	ext4	rw	0	0" >>$tmp/etc/fstab
+fi
 umount $tmp/boot
 umount $tmp
 echo "Successfully installed."