#!/bin/bash

set -eu

OLD_SETTINGS="$(stty -g -F /dev/ttyUSB0)"

stty -F /dev/ttyUSB0 \
    1000000 \
    -drain \
    -clocal \
    cread \
    crtscts \
    cs8 \
    cstopb \
    -hup \
    parenb \
    parodd \
    -cmspar \
    -igncr \
    ignpar \
    -parmrk \
    inpck \
    -istrip \
    -ixany \
    -ixoff \
    -ixon \
    -echo \
    -icanon \
    -onlcr

set +e
"$@"
ERROR="$?"
set -e

stty -drain "$OLD_SETTINGS" -F /dev/ttyUSB0 2> /dev/null

exit "$ERROR"