#!/bin/bash function check_package() { printf "\tChecking for ${1}... " ${1} --version &> /dev/null if [ ! $? == 0 ] then echo "Failed!" echo "" echo "Please install ${1}!" exit 1 fi echo "Found." } echo "Checking for dependencies:" check_package python3 check_package pip3 check_package gcc check_package make check_package aplay echo "" echo "Ready to install."