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9ee03516df
Even though many of those scripts are very simple, it is easier to include the header than to try to say whether each of those files is trivial enough not to require one.
31 lines
810 B
Bash
Executable File
31 lines
810 B
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: LGPL-2.1-or-later
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set -eu
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export SYSTEMD_LOG_LEVEL=info
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# output width
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if "$1" --help | grep -v 'default:' | grep -E -q '.{80}.'; then
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echo "$(basename "$1") --help output is too wide:"
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"$1" --help | awk 'length > 80' | grep -E --color=yes '.{80}'
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exit 1
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fi
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# --help prints something. Also catches case where args are ignored.
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if ! "$1" --help | grep -q .; then
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echo "$(basename "$1") --help output is empty."
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exit 2
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fi
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# no --help output to stdout
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if "$1" --help 2>&1 1>/dev/null | grep .; then
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echo "$(basename "$1") --help prints to stderr"
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exit 3
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fi
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# error output to stderr
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if ! "$1" --no-such-parameter 2>&1 1>/dev/null | grep -q .; then
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echo "$(basename "$1") with an unknown parameter does not print to stderr"
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exit 4
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fi
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