echo "\nChanging ESPPORT\n" echo "TTY devices found in dmesg:" COUNTER=0 devarr=() for line in $(dmesg | tail -50 | grep -o -E "tty[A-Z]{3}[0-9]{0,2}" | sort -u); do echo "$COUNTER /dev/$line" devarr+=("/dev/$line") COUNTER=$((COUNTER+1)) done echo "\nEnter TTY Number You'd Like:" read tty ttyselect=$devarr[(($tty+1))] export ESPPORT="${ttyselect}" echo "\nESPPORT set to ${ESPPORT}\n" echo "\nall done :3\n"