#!/usr/bin/env bash function isolate_checksum() { checksum=($(echo ${1} | tr " " "\n"[0])) #echo "checksum=${checksum}" echo "${checksum}" } echo "checksum ${1}" sha512src=$(sudo sha512sum ${1}) sha512src=$(isolate_checksum "${sha512src}") echo "checksum ${2}" sha512dest=$(sha512sum ${2}) sha512dest=$(isolate_checksum "${sha512dest}") echo "sha512src= ${sha512src}" echo "sha512dest= ${sha512dest}"