| 1 | #!/bin/sh |
| 2 | # SPDX-License-Identifier: GPL-2.0-only |
| 3 | |
| 4 | diff_patch=$1 |
| 5 | |
| 6 | mkdir -p "$(dirname "${diff_patch}")" |
| 7 | |
| 8 | git -C "${srctree:-.}" diff HEAD > "${diff_patch}" |
| 9 | |
| 10 | if [ ! -s "${diff_patch}" ] || |
| 11 | [ -z "$(git -C "${srctree:-.}" ls-files --other --exclude-standard | head -n1)" ]; then |
| 12 | exit |
| 13 | fi |
| 14 | |
| 15 | # The source tarball, which is generated by 'git archive', contains everything |
| 16 | # you committed in the repository. If you have local diff ('git diff HEAD'), |
| 17 | # it will go into ${diff_patch}. If untracked files are remaining, the resulting |
| 18 | # source package may not be correct. |
| 19 | # |
| 20 | # Examples: |
| 21 | # - You modified a source file to add #include "new-header.h" |
| 22 | # but forgot to add new-header.h |
| 23 | # - You modified a Makefile to add 'obj-$(CONFIG_FOO) += new-dirver.o' |
| 24 | # but you forgot to add new-driver.c |
| 25 | # |
| 26 | # You need to commit them, or at least stage them by 'git add'. |
| 27 | # |
| 28 | # This script does not take care of untracked files because doing so would |
| 29 | # introduce additional complexity. Instead, print a warning message here if |
| 30 | # untracked files are found. |
| 31 | # If all untracked files are just garbage, you can ignore this warning. |
| 32 | echo >&2 "============================ WARNING ============================" |
| 33 | echo >&2 "Your working tree has diff from HEAD, and also untracked file(s)." |
| 34 | echo >&2 "Please make sure you did 'git add' for all new files you need in" |
| 35 | echo >&2 "the source package." |
| 36 | echo >&2 "=================================================================" |