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Message-ID: <CAK7LNAQe9CSp5CuZ50UftMZ7CgfxV96VmrjXOJ29CLXx1d19QA@mail.gmail.com>
Date:   Mon, 10 Apr 2023 18:38:25 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        Zhen Lei <thunder.leizhen@...wei.com>,
        Arnd Bergmann <arnd@...db.de>,
        Nathan Chancellor <nathan@...nel.org>,
        Nicolas Schier <nicolas@...sle.eu>
Subject: Re: [PATCH 3/8] scripts/mksysmap: use sed with in-line comments

On Sat, Apr 8, 2023 at 11:29 PM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> On Sat, Apr 8, 2023 at 4:00 AM Nick Desaulniers <ndesaulniers@...gle.com> wrote:
> >
> > On Wed, Mar 8, 2023 at 3:53 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
> > >
> > > Move comments close to the code.
> >
> > Consider adding to the commit message why you switch from grep to sed;
> > that's currently unclear.
>
>
>
> I just thought "Move comments close to the code"
> explained my motivation.,
>
>
> I want to insert in-line comments.
> Something like the following.
> Apparently, it does not work.
>
>
> $NM -n $1 | grep -v             \
>          # comment1
>         -e ' [aNUw] '           \
>          # comment2
>         -e ' \$'                \
>          # comment3
>         -e ' \.L'               \
>          # comment4
>         -e ' __crc_'            \
>          # comment5
>         -e ' __kstrtab_'        \
>          # comment6
>         -e ' __kstrtabns_'      \
>          # comment7
>         -e ' L0$'               \
> > $2
>
>
>

Anyway, I will rephase the commit description.

"""
It is not feasible to insert comments in a multi-line shell command.
Use sed, and move comments close to the code.
"""



--
Best Regards
Masahiro Yamada

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