#!/bin/bash

print_ext () {
    ls -d -- "$1"{,.delete,.patch} 2>/dev/null
}

if [ "$1" == "--ext" ]; then
    print=print_ext
    shift
else
    print=echo
fi

(
    str="$1"
    while echo "$str" | grep -q -- -; do
	[ -n "$(print_ext "$str")" ] && $print "$str"
	str="$(echo "$str" | sed 's/-[^-]*$//')"
    done
    [ -n "$(print_ext "$str")" ] && $print "$str"
) | tac