# RPI specific live script			-*- shell-script -*-

if [ -e /scripts/functions ]
then
	. /scripts/functions
fi

mountroot()
{
	modprobe loop
	modprobe aufs
	wait_for_udev 10
	mntpts=""
	aufs=""
	i=0
	mkdir -p /live-media
	mkdir -p /live-loop
	mount -t vfat /dev/mmcblk0p1 /live-media

	for f in /live-media/live/*.squashfs; do
		losetup /dev/loop${i} ${f}
		mkdir /live-loop/ro${i}
		mount -t squashfs -o loop,ro /dev/loop${i} /live-loop/ro${i}
		aufs="/live-loop/ro${i}=ro:${aufs}"
		mntpts="${mntpts} /live-loop/ro${i}"
		i=$(( ${i} + 1 ))
	done

	mkdir /live-loop/cow
	mntpts="${mntpts} /live-loop/cow"
	if [ -e /live-media/live/rpi-live ]; then
		losetup /dev/loop${i} /live-media/live/rpi-live
		mount -t ext4 /dev/loop${i} /live-loop/cow
	else
		mount -t tmpfs tmpfs /live-loop/cow
	fi
	aufs="noatime,noxino,dirs=/live-loop/cow=rw:${aufs}"
	mount -t aufs -o ${aufs} aufs ${rootmnt}
	#sleep 1

	[ -d ${rootmnt}/boot ] || mkdir ${rootmnt}/boot
	mount -o move /live-media ${rootmnt}/boot
	for mntpt in ${mntpts}
	do
		local newmount
		newmount="${rootmnt}/lib/live/mount/${mntpt#/live/}"
		mkdir -p "${newmount}"
		mount -o move "${mntpt}" "${newmount}" > /dev/null 2>&1 || \
		mount -o bind "${mntpt}" "${newmount}" > /dev/null
	done
}