#!/bin/sh
#
# 05/04/2003
# - added missing 'res=0' to line 34
# - replaced /mnt/groovy-stuff with $GROOVY
#
# 07/17/2002
# - delete dest files before moving src files there
#
# 07/11/2002
# - move softlinks from /mnt/groovy-stuff to / afterward
#
# 03/21/2002
# - added "PLEASE WAIT"	when untarring/softlinking
#
# 02/18/2002
########################################################################


Die() {
    echo "Fatal error! $1" >> /dev/stderr
    exit 1
}



# ------------ main -----------

# if the file '/tmp/CDROM-LIVES-HERE' exists then we should use the CD

LogIt "Starting install-additional-tools"
mountdir=$GROOVY
mkdir -p $mountdir
diskno=1
res=0
if [ -e "/tmp/TAPEDEV-HAS-DATA-DISKS" ] ; then
    LogIt "I am assuming the data disks' contents are already in $mountdir."
else
    while [ "$diskno" -lt "20" ] ; do
	LogIt "PLEASE WAIT. Untarring and softlinking disk #$diskno" 2
	untar-and-softlink $diskno $mountdir /
	res=$(($res+$?))
	[ -e "/LAST-DISK" ] && diskno=999
	diskno=$(($diskno+1))
	[ -e "/tmp/CDROM-LIVES-HERE" ] && [ ! -f "/mnt/cdrom/images/$diskno.tar.gz" ] && break
    done
fi
rm -f /LAST-DISK

echo -e -n "Recombining large files..."
biggienumber=0
while [ -e "$mountdir/slice-$biggienumber.name" ] ; do
    stub=$mountdir/slice-$biggienumber
    biggiefname=`cat $stub.name`
    biggiefsize=`cat $stub.size`
    rm -f $stub.name $stub.size
#    echo -e -n "\rRecombining #$biggienumber ($biggiefname)        \r"
    > /tmp/out.dat
    sliceno=0
    while [ "$sliceno" -le "999" ] ; do
	slicefile=$stub.
        [ "$sliceno" -lt "100" ] && slicefile="$slicefile"0
	[ "$sliceno" -lt "10" ]  && slicefile="$slicefile"0
	slicefile="$slicefile"$sliceno
	[ ! -e "$slicefile" ] && break
#	echo "biggienumber=$biggienumber slicefile=$slicefile" >> /tmp/mondo-restore.log
	cat $slicefile >> /tmp/out.dat
	rm -f $slicefile
	sliceno=$(($sliceno+1))
    done
#    echo "$sliceno slices"

    echo "$biggiefname ($biggiefsize KB) restored. $sliceno slices." >> /tmp/mondo-restore.log

#    cat $stub.[0-9]* > /tmp/out.dat
#    rm -f $stub.*               ; # .[0-9]* for the slices, plus .name & .size


    mkdir -p $biggiefname
    rmdir $biggiefname 2> /dev/null
    chmod +x /tmp/out.dat
    cp -f /tmp/out.dat $biggiefname
    rm -f /tmp/out.dat
    biggienumber=$(($biggienumber+1))
    echo -e -n "."
done
echo -en "Done.                                                              \r"
rm -f /slice*

LogIt "Resolving softlinks"
echo -en "Finalizing softlinks..."

cd $mountdir
for path in `find | grep -v /etc/fstab` ; do
    if [ -d "$path" ] ; then
	mkdir /$path 2> /dev/null
    else
# Patch from Andrew Bulhak
        if [ -h "/$path" ] ; then
            # echo "removing symlink /$path"
            rm -f /$path
        fi
# end patch
	mv -f $path /$path
    fi
done
cp -f etc/fstab /tmp/fstab
cd /


# Was disabled in mid-March 2002 (?). Dunno why. Re-enabled July 11th, 2002.
for path in /sbin /bin /usr/bin /usr/sbin /lib /usr/lib /lib/* /usr/lib/* ; do
    [ ! -e "$path" ] && mkdir -p "$path"
    for i in `ls $mountdir/$path 2> /dev/null` ; do
	rm -f $path/$i 2> /dev/null
        mv $mountdir/$path/$i $path 2> /dev/null
    done   
done


for i in modprobe lsmod depmod rmmod ; do
    [ -e "$mountdir/sbin/$i" ] && ln -sf $mountdir/sbin/$i /sbin/$i
done

sync;sync;sync

echo "Done."

for j in io.sys msdos.sys embleer.B.bz2 embleer.C.bz2 ; do
    [ -e "$mountdir/$j" ] && ln -sf $mountdir/$j /$j
done
[ -e "$mountdir/etc/fstab" ] && ln -sf $mountdir/etc/fstab /tmp/fstab
[ -e "$mountdir/etc/raidtab" ] && ln -sf $mountdir/etc/raidtab /tmp/raidtab

which gawk 2> /dev/null > /dev/null
[ "$?" -ne "0" ] && which awk 2> /dev/null > /dev/null && ln -sf `which awk` /usr/bin/gawk

LogIt "Exiting install-additional-tools"
exit 0

# exit $res