1*05e96e96SMasahiro Yamada#!/bin/sh 2*05e96e96SMasahiro Yamada# SPDX-License-Identifier: GPL-2.0-only 3*05e96e96SMasahiro Yamada# 4*05e96e96SMasahiro Yamada# succeed if we are in a git repository 5*05e96e96SMasahiro Yamada 6*05e96e96SMasahiro Yamadasrctree="$(dirname $0)/.." 7*05e96e96SMasahiro Yamada 8*05e96e96SMasahiro Yamadaif ! git -C "${srctree}" rev-parse --verify HEAD >/dev/null 2>/dev/null; then 9*05e96e96SMasahiro Yamada exit 1 10*05e96e96SMasahiro Yamadafi 11*05e96e96SMasahiro Yamada 12*05e96e96SMasahiro Yamadaif ! test -z $(git -C "${srctree}" rev-parse --show-cdup 2>/dev/null); then 13*05e96e96SMasahiro Yamada exit 1 14*05e96e96SMasahiro Yamadafi 15