linux-kernel - Re: [PATCH v3 00/10] kbuild: clang-tidy

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Date:   Wed, 26 Aug 2020 22:27:48 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>
Cc:     Nathan Huckleberry <nhuck@...gle.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Tom Roeder <tmroeder@...gle.com>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 00/10] kbuild: clang-tidy

On Sat, Aug 22, 2020 at 11:56 PM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> I improved gen_compile_commands.py,
> then rebased Nathan's v7 [1] on top of them.
> To save time, I modified the Makefile part.
> No change for run-clang-tools.py
>
> "make clang-tidy" should work in-tree build,
> out-of-tree build (O=), and external module build (M=).
>
> V3:
> Fix minor mistakes pointed out by Nick
> Add a new patch (09/10) to remove the warning about
> too few .cmd files.
>
> V2:
> Keep the previous work-flow.
> You can still manually run scripts/gen_compile_commands.json
>
> 'make compile_commands.json' or 'make clang-tidy' is handier
> for most cases. As Nick noted, there is 3 % loss of the coverage.
>
> If you need the full compilation database that covers all the
> compiled C files, please run the script manually.
>
> [1] https://patchwork.kernel.org/patch/11687833/
>
>
> Masahiro Yamada (9):
>   gen_compile_commands: parse only the first line of .*.cmd files
>   gen_compile_commands: use choices for --log_levels option
>   gen_compile_commands: do not support .cmd files under tools/ directory
>   gen_compile_commands: reword the help message of -d option
>   gen_compile_commands: make -o option independent of -d option
>   gen_compile_commands: move directory walk to a generator function
>   gen_compile_commands: support *.o, *.a, modules.order in positional
>     argument
>   kbuild: wire up the build rule of compile_commands.json to Makefile
>   gen_compile_commands: remove the warning about too few .cmd files
>
> Nathan Huckleberry (1):
>   Makefile: Add clang-tidy and static analyzer support to makefile



All applied to linux-kbuild.







>  MAINTAINERS                                 |   1 +
>  Makefile                                    |  45 +++-
>  scripts/clang-tools/gen_compile_commands.py | 236 ++++++++++++++++++++
>  scripts/clang-tools/run-clang-tools.py      |  74 ++++++
>  scripts/gen_compile_commands.py             | 151 -------------
>  5 files changed, 352 insertions(+), 155 deletions(-)
>  create mode 100755 scripts/clang-tools/gen_compile_commands.py
>  create mode 100755 scripts/clang-tools/run-clang-tools.py
>  delete mode 100755 scripts/gen_compile_commands.py
>
> --
> 2.25.1
>
> --
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-- 
Best Regards
Masahiro Yamada