#!/bin/sh mi () { make sudo make install } origin="$PWD" cmd='mi' while getopts q opt; do case $opt in q) cmd='qmake6;mi';; \?) exit 1;; esac done shift $((OPTIND-1)) if [ -z "$1" ]; then eval "$cmd" else for dir; do cd "$dir" || exit eval "$cmd" cd "$origin" || exit done fi