4 export SYSTEMD_LOG_LEVEL=info
7 if "$1" --help | grep -v 'default:' | grep -E -q '.{80}.'; then
8 echo "$(basename "$1") --help output is too wide:"
9 "$1" --help | awk 'length > 80' | grep -E --color=yes '.{80}'
13 # no --help output to stdout
14 if "$1" --help 2>&1 1>/dev/null | grep .; then
15 echo "$(basename "$1") --help prints to stderr"
19 # error output to stderr
20 if ! "$1" --no-such-parameter 2>&1 1>/dev/null | grep -q .; then
21 echo "$(basename "$1") with an unknown parameter does not print to stderr"