#!/bin/sh

set -e

if [ $# -ne 1 ]

then echo "Usage: $0 mtreefile"

exit 1

fi

cat "$1" | while read line

do

NF="`echo $line | awk '{ print NF }'`"

if [ $NF = 4 ]

then mode="`echo $line | awk '{ print $1 }'`"

owner="`echo $line | awk '{ print $2 }'`"

group="`echo $line | awk '{ print $3 }'`"

dir="`echo $line | awk '{ print $4 }'`"

mkdir -p $dir

targetdev="`stat -f %d $dir/.`"

if [ $targetdev -lt 256 ]

then echo "skipping non-dev $dir properties"

else chown $owner $dir

chmod $mode $dir

chgrp $group $dir

fi

elif [ $NF = 3 ]

then target="`echo $line | awk '{ print $3 }'`"

linkfile="`echo $line | awk '{ print $1 }'`"

rm -f $linkfile

ln -s $target $linkfile

else echo odd line.

exit 1

fi

done