#!/bin/sh
set -eu

tail_args=''
zcat_args=''
while [ "$#" -gt 0 ]
do
    case $1 in
        -*) tail_args="$tail_args $1" ;;
        *) zcat_args="$zcat_args $1" ;;
    esac
    shift
done

# shellcheck disable=SC2086
zcat $zcat_args | tail $tail_args
