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#!/usr/bin/env bash
# Copyright (c) 2018-2020 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
# Assert expected shebang lines
export LC_ALL=C
EXIT_CODE=0
for PYTHON_FILE in $(git ls-files -- "*.py"); do
if [[ $(head -c 2 "${PYTHON_FILE}") == "#!" &&
$(head -n 1 "${PYTHON_FILE}") != "#!/usr/bin/env python3" ]]; then
echo "Missing shebang \"#!/usr/bin/env python3\" in ${PYTHON_FILE} (do not use python or python2)"
EXIT_CODE=1
fi
done
for SHELL_FILE in $(git ls-files -- "*.sh"); do
if [[ $(head -n 1 "${SHELL_FILE}") != "#!/usr/bin/env bash" &&
$(head -n 1 "${SHELL_FILE}") != "#!/bin/sh" ]]; then
echo "Missing expected shebang \"#!/usr/bin/env bash\" or \"#!/bin/sh\" in ${SHELL_FILE}"
EXIT_CODE=1
fi
done
exit ${EXIT_CODE}
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