#!/bin/sh MKSED=false OUTPUT="$(ls -l --color=never /sys/block | grep -v virtual | grep devices | cut -d\ -f9- | sed 's/\.\.\/devices\/pci//g;s/[0-9]\{4\}:[0-9]\{2\}[0-9:.a-f]*//g;s/\/\/\/*//g;s/->/=/g' | cut -d/ -f1)" case "${1}" in --sed) sed "$(echo ""${OUTPUT}"" | sed 's/ = / (/g;s/\(sd.\)/s\/\1 \\{7\\}\/\1/g;s/ s\//)\/g;s\//g'))/g" /dev/stdin ;; *) echo "${OUTPUT}" ;; esac