1#!/bin/sh
 2# SPDX-License-Identifier: GPL-2.0-only
 3
 4set -e
 5
 6# Detect files that are tracked but ignored by git. This is checked only when
 7# ${KBUILD_EXTRA_WARN} contains 1, git is installed, and the source tree is
 8# tracked by git.
 9check_tracked_ignored_files () {
10	case "${KBUILD_EXTRA_WARN}" in
11	*1*) ;;
12	*) return;;
13	esac
14
15	git -C ${srctree:-.} ls-files -i -c --exclude-per-directory=.gitignore 2>/dev/null |
16		sed 's/$/: warning: ignored by one of the .gitignore files/' >&2
17}
18
19check_tracked_ignored_files