check-git

#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-only
#
# succeed if we are in a git repository

srctree="$(dirname $0)/.."

if ! git -C "${srctree}" rev-parse --verify HEAD >/dev/null 2>/dev/null; then
	exit 1
fi

if ! test -z $(git -C "${srctree}" rev-parse --show-cdup 2>/dev/null); then
	exit 1
fi