#!/bin/sh

# This script removes the lvm flag for partitions whose method is not
# lvm and sets it for partition whose method is lvm

. /usr/lib/partman/lib/base.sh

dev=$1
num=$2
id=$3
size=$4
type=$5
fs=$6
path=$7

cd $dev

if [ $fs = free ]; then
	exit 0
fi

method=
if [ -f $id/method ]; then
	method=$(cat $id/method)
fi

# Don't fiddle with label on devices where there is no "real" partitioning
open_dialog GET_LABEL_TYPE
read_line label
close_dialog
if [ "$label" = loop ]; then
	exit 0
fi

has_lvm=no
open_dialog GET_FLAGS $id
while { read_line flag; [ "$flag" ]; }; do
	if [ "$flag" = lvm ]; then
		has_lvm=yes
	fi
done
close_dialog

if [ -z "$method" ] && [ "$has_lvm" = yes ]; then
	echo lvm >$dev/$id/method
	rm -f $dev/$id/use_filesystem
	rm -f $dev/$id/format
elif [ "$method" = lvm ] && [ "$has_lvm" = no ]; then
	open_dialog SET_FLAG "$id" lvm on
	close_dialog
elif [ "$method" != lvm ] && [ "$has_lvm" = yes ]; then
	open_dialog SET_FLAG "$id" lvm off
	close_dialog
fi
