linux-kernel - Re: [PATCH] kbuild: collect minimum tool versions into scripts/min-tool-version.sh

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Date:   Thu, 11 Mar 2021 20:19:20 -0500 (EST)
From:   Nicolas Pitre <nico@...xnic.net>
To:     Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
cc:     Masahiro Yamada <masahiroy@...nel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Bernhard Rosenkränzer <bero@...dev.ch>,
        Miguel Ojeda <ojeda@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Will Deacon <will@...nel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kbuild: collect minimum tool versions into
 scripts/min-tool-version.sh

On Thu, 11 Mar 2021, Miguel Ojeda wrote:

> On Thu, Mar 11, 2021 at 10:47 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
> >
> > +# When you raise the minimum version, please update
> > +# Documentation/process/changes.rst as well.
> > +min_gcc_version=4.9.0
> > +min_llvm_version=10.0.1
> > +min_icc_version=16.0.3 # temporary
> > +min_binutils_version=2.23.0
> 
> +1 to creating a central place for all minimum versions.
> 
>     Acked-by: Miguel Ojeda <ojeda@...nel.org>
> 
> I wonder if you considered creating a folder with files like
> `scripts/min_versions/gcc` containing the version string. That would
> make it easier for reading from other languages or even importing them
> dynamically into the documentation, thus removing even more
> duplication.

Alternatively, the documentation could be the actual reference and the 
script would parse the documentation to get those values out.


Nicolas