#! /bin/sh
#----------------------------------------------------------------------------
# /var/install/bin/convert-ext2-to-ext3 - convert ext2 filesystems
#                                         (called via boot!)
#
# Copyright (c) 2004 Frank Meyer <frank@eisfair(dot)org>
#
# Creation:     24.07.2004  fm
# Last Update:  $Id$
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#----------------------------------------------------------------------------

kernel_version=`uname -r`
tab=`/bin/echo -e '\011\c'`

case "$kernel_version"
in
    2.4.*)
        ;;
    *)
        /usr/local/bin/colecho "kernel must be 2.4.x. Exit." br b br
        /bin/rm -f /tmp/convert-ext2-to-ext3.list
        exit 1
        ;;  
esac

if [ -f /tmp/convert-ext2-to-ext3.list ]
then
    cd /
    /bin/mount -n -o remount,rw /

    for j in `cat /tmp/convert-ext2-to-ext3.list`
    do
        line=`/bin/grep "^$j[ $tab]" /etc/fstab`
        set -- $line
        fs_spec=$1
        fs_file=$2
        fs_vfstype=$3
        fs_mntopts=$4
        fs_freq=$5
        fs_passno=$6

        if [ "$fs_vfstype" = "ext2" ]
        then
            if tune2fs -j $fs_spec
            then
                /usr/bin/sed "s#\(^$fs_spec[ $tab].*[ $tab]\)ext2\([ $tab]\)#\\1ext3\\2#g" </etc/fstab >/etc/fstab.$$
                /bin/cp /etc/fstab.$$ /etc/fstab    # keep permissions
                /bin/rm -f /etc/fstab.$$
            fi
        fi
    done

    /bin/rm -f /var/boot-ext/convert-ext2-to-ext3 /tmp/convert-ext2-to-ext3.list
    /bin/sync
    /bin/mount -n -o remount,ro / 2>/dev/null
    /bin/sync
    echo
    /usr/local/bin/colecho "ext3 conversion done, rebooting in 5 seconds ..."
    sleep 5
    init 6
    /usr/local/bin/colecho "Please ignore error messages ;-)" gn
    /bin/sleep 10000
fi

exit 0