linux-kernel - Re: [PATCH v2 1/2] scripts/tags.sh: Resolve gtags empty index generation

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Message-ID: <ZGJfSaIXbTiCzNWv@lx-t490>
Date:   Mon, 15 May 2023 18:35:21 +0200
From:   "Ahmed S. Darwish" <darwi@...utronix.de>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nicolas Schier <nicolas@...sle.eu>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kbuild@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] scripts/tags.sh: Resolve gtags empty index
 generation

On Mon, 15 May 2023, Ahmed S. Darwish wrote:
> On Fri, 12 May 2023, Masahiro Yamada wrote:
> >
> > You can write it in one line.
> >
> > dogtags()
> > {
> >     all_target_sources | gtags -i -C "${tree:-.}" -f - "${PWD}"
> > }
> >
>
> Ditto. The script was almost-fully POSIX style (except the first line),
> so I avoided bash features on purpose.
>

Nitpick for correctness sake the "Use default values" parameter
expansion is actually POSIX-ly correct:

  https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_06_02

Thanks,
Ahmed