[ -s parse.hash ] && hash_our=`cat parse.hash` || :
[ -s download.hash ] && hash_their=`cat download.hash` || :
[ "$hash_our" != "$hash_their" ] || exit 0
[ -s parse.hash ] && hash_our=`cat parse.hash` || :
[ -s download.hash ] && hash_their=`cat download.hash` || :
[ "$hash_our" != "$hash_their" ] || exit 0