cp -a "$1" "$1_$(date --iso-8601=m)"
elif isopenbsd; then
cp -R "$1" "$1_$(date "+%FT%H:%M")"
+ elif isfreebsd; then
+ if [[ -d "$1" ]] && [[ "$1" == */ ]]; then
+ echo "cowardly refusing to copy $1 's content; see cp(1)" >&2; return 1
+ else
+ cp -a "$1" "$1_$(date "+%FT%H:%M")"
+ fi
else;
echo 'sorry, not yet implemented, send a patch!' >&2
fi