#!/bin/sh

. /lib/partman/lib/base.sh

home_found="unknown"

for dev in $DEVICES/*; do
	[ -d $dev ] || continue
	cd $dev
	open_dialog PARTITIONS
	while { read_line num id size type fs path name; [ "$id" ]; }; do
		[ $fs != free ] || continue
		[ -f "$id/method" ] || continue
		[ -f "$id/acting_filesystem" ] || continue
		method=$(cat $id/method)
		filesystem=$(cat $id/acting_filesystem)
		mountpoint=$(cat $id/mountpoint)
		case "$filesystem" in
		    btrfs)
			[ -f "$id/mountpoint" ] || continue
			# due to #249322, #255135, #258117:
			if [ "$mountpoint" = /tmp ]; then
				rm -f $id/options/noexec
			fi
			options=$(get_mountoptions $dev $id)
			if [ "$mountpoint" = / ]; then
				if [ "$home_found" = "unknown" ]; then
					home_found="false"
				fi
				pass=1
				home_options="${options:+$options,}subvol=@home"
				options="${options:+$options,}subvol=@"
				home_path="$path"
				home_mp="$mountpoint"home
			elif [ "$mountpoint" = /home ]; then
				pass=2
				options="${options:+$options,}subvol=@home"
				home_found=true
			else
				pass=2
			fi
			echo "$path" "$mountpoint" btrfs $options 0 $pass
			;;
		    *)
			if [ "$mountpoint" = "/home" ]; then
				home_found="true"
			fi
			;;
		esac
	done
	close_dialog
done

if [ "$home_found" = "false" ]; then
	echo "$home_path" "$home_mp" btrfs "$home_options" 0 2
	home_found="true"
fi