#!/bin/bash #set is used to set variables, and assist in debugging #set -vx #keys are wasd w(){ clear echo -e "Moving Forward\n" } a(){ clear echo -e "Turning Left\n" } s(){ clear echo -e "Going Back\n" } d(){ clear echo -e "Turning right\n" } while true; do echo "w=go forward a=go left s=back d=go right" read -rsn1 input if [ "$input" = "w" ]; then w elif [ "$input" = "a" ]; then a elif [ "$input" = "s" ]; then s elif [ "$input" = "d" ]; then d else echo -e"something went wrong:\n" $input exit fi done