#!/bin/sh

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

. /lib/partman/definitions.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

has_palo=no
flags=''
open_dialog GET_FLAGS $id
while { read_line flag; [ "$flag" ]; }; do
    if [ "$flag" != palo ]; then
	if [ "$flags" ]; then
	    flags="$flags
$flag"
	else
	    flags="$flag"
	fi
    else
	has_palo=yes
    fi
done
close_dialog

if [ "$method" = palo -a "$has_palo" = no ]; then
    open_dialog SET_FLAGS $id
    write_line "$flags"
    write_line palo
    write_line NO_MORE
    close_dialog
elif [ "$method" != palo -a "$has_palo" = yes ]; then
    open_dialog SET_FLAGS $id
    write_line "$flags"
    write_line NO_MORE
    close_dialog
fi


# The following is a hack and will be removed in future versions of
# partman.  It ensures that the palo partition can not be used for
# some regular file system.
if [ "$method" = palo ]; then
    if [ -f $id/format ]; then
        # we want to use the existing file system in the partition
	rm $id/format
    fi
    if [ -f $id/detected_filesystem ]; then
        # however no existing file system is detected :-)
	rm $id/detected_filesystem
    fi
fi

