#!/usr/bin/env bash # Wrapper to intercept legacy lz4c arguments and convert to lz4. args=() while [ $# -ne 0 ]; do case ${1} in -c0) args+=(-0) ;; -c1) args+=(-9) ;; -c2|-hc) args+=(-12) ;; -y) args+=(--force) ;; *) args+=("${1}") ;; esac shift done exec lz4 "${args[@]}"