[thirdparty/systemd.git] / tools / meson-check-help.sh

#!/bin/sh -eu

export SYSTEMD_LOG_LEVEL=info

# output width
if "$1"  --help | grep -v 'default:' | grep -E -q '.{80}.'; then
        echo "$(basename "$1") --help output is too wide:"
        "$1"  --help | awk 'length > 80' | grep -E --color=yes '.{80}'
        exit 1
fi

# no --help output to stdout
if "$1" --help 2>&1 1>/dev/null | grep .; then
        echo "$(basename "$1") --help prints to stderr"
        exit 2
fi

# error output to stderr
if ! "$1" --no-such-parameter 2>&1 1>/dev/null | grep -q .; then
        echo "$(basename "$1") with an unknown parameter does not print to stderr"
        exit 3
fi
Commit	Line	Data
	1	#!/bin/sh -eu
	2
	3	export SYSTEMD_LOG_LEVEL=info
	4
	5	# output width
	6	if "$1" --help \| grep -v 'default:' \| grep -E -q '.{80}.'; then
	7	echo "$(basename "$1") --help output is too wide:"
	8	"$1" --help \| awk 'length > 80' \| grep -E --color=yes '.{80}'
	9	exit 1
	10	fi
	11
	12	# no --help output to stdout
	13	if "$1" --help 2>&1 1>/dev/null \| grep .; then
	14	echo "$(basename "$1") --help prints to stderr"
	15	exit 2
	16	fi
	17
	18	# error output to stderr
	19	if ! "$1" --no-such-parameter 2>&1 1>/dev/null \| grep -q .; then
	20	echo "$(basename "$1") with an unknown parameter does not print to stderr"
	21	exit 3
	22	fi