linux-kernel - Re: [PATCHv2] kconfig: add some Kconfig env variables to make help

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Message-ID: <CAK7LNAT7+GbXaF6MW18YvEeF4ZZLrn6sOutHPNxcoL_RD1Utyw@mail.gmail.com>
Date: Wed, 6 Mar 2024 01:46:35 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Sergey Senozhatsky <senozhatsky@...omium.org>, Masahiro Yamada <masahiroy@...nel.org>, 
	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2] kconfig: add some Kconfig env variables to make help

On Mon, Mar 4, 2024 at 3:41 PM Nicolas Schier <n.schier@....de> wrote:
>
> On Fri, Mar 01, 2024 at 11:28:44PM +0900, Sergey Senozhatsky wrote:
> > On (24/03/01 12:04), Nicolas Schier wrote:
> > > Perhaps it might be a compromise to let 'make help' point to the
> > > kbuild/kconfig documentation?
> >
> > Yes, I was thinking the same. A one-liner description per-env var
> > and point to documentation if one-liner is not enough
> >
> >       KCONFIG_BARREL_ROLL     - kconfig does a barrel roll
> >       KCONFIG_FOO_BAR         - kconfig does foo and then bar (see
> >       documentation for details)
>
> No, I thought about leaving out any concrete examples but just adding a
> sentence like:
>
>   kconfig and kbuild allow tuning and checks by settings various
>   environment variables, cp. Documentation/kbuild/ for details.
>
> Then there is no need to re-document each variable in 'make help' but
> those who are new are explicitly pointed to the maintained
> documentation.


That can be a compromised way, but it sounds silly...

Is it helpful at least for people who know 'make help'
but do not know Documentation/kbuild/?



-- 
Best Regards
Masahiro Yamada