105e96e96SMasahiro Yamada#!/bin/sh 205e96e96SMasahiro Yamada# SPDX-License-Identifier: GPL-2.0-only 305e96e96SMasahiro Yamada 4*c0414419SMasahiro Yamadaset -eu 5*c0414419SMasahiro Yamada 6aa7d233fSMasahiro Yamadadiff_patch=$1 705e96e96SMasahiro Yamada 8aa7d233fSMasahiro Yamadamkdir -p "$(dirname "${diff_patch}")" 905e96e96SMasahiro Yamada 10aa7d233fSMasahiro Yamadagit -C "${srctree:-.}" diff HEAD > "${diff_patch}" 11aa7d233fSMasahiro Yamada 12aa7d233fSMasahiro Yamadaif [ ! -s "${diff_patch}" ] || 13aa7d233fSMasahiro Yamada [ -z "$(git -C "${srctree:-.}" ls-files --other --exclude-standard | head -n1)" ]; then 1405e96e96SMasahiro Yamada exit 1505e96e96SMasahiro Yamadafi 1605e96e96SMasahiro Yamada 17aa7d233fSMasahiro Yamada# The source tarball, which is generated by 'git archive', contains everything 18aa7d233fSMasahiro Yamada# you committed in the repository. If you have local diff ('git diff HEAD'), 19aa7d233fSMasahiro Yamada# it will go into ${diff_patch}. If untracked files are remaining, the resulting 20aa7d233fSMasahiro Yamada# source package may not be correct. 21aa7d233fSMasahiro Yamada# 22aa7d233fSMasahiro Yamada# Examples: 23aa7d233fSMasahiro Yamada# - You modified a source file to add #include "new-header.h" 24aa7d233fSMasahiro Yamada# but forgot to add new-header.h 25aa7d233fSMasahiro Yamada# - You modified a Makefile to add 'obj-$(CONFIG_FOO) += new-dirver.o' 26aa7d233fSMasahiro Yamada# but you forgot to add new-driver.c 27aa7d233fSMasahiro Yamada# 28aa7d233fSMasahiro Yamada# You need to commit them, or at least stage them by 'git add'. 29aa7d233fSMasahiro Yamada# 30aa7d233fSMasahiro Yamada# This script does not take care of untracked files because doing so would 31aa7d233fSMasahiro Yamada# introduce additional complexity. Instead, print a warning message here if 32aa7d233fSMasahiro Yamada# untracked files are found. 33aa7d233fSMasahiro Yamada# If all untracked files are just garbage, you can ignore this warning. 34aa7d233fSMasahiro Yamadaecho >&2 "============================ WARNING ============================" 35aa7d233fSMasahiro Yamadaecho >&2 "Your working tree has diff from HEAD, and also untracked file(s)." 36aa7d233fSMasahiro Yamadaecho >&2 "Please make sure you did 'git add' for all new files you need in" 37aa7d233fSMasahiro Yamadaecho >&2 "the source package." 38aa7d233fSMasahiro Yamadaecho >&2 "=================================================================" 39