[U-Boot] [RFC PATCH] tools: get-toolchais: a tool to get cross-tools for all architectures

From: Joe Hershberger <joe.hershberger@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [RFC PATCH] tools: get-toolchais: a tool to get cross-tools for all architectures
Date: Tue, 19 May 2015 10:28:13 -0500	[thread overview]
Message-ID: <CANr=Z=bfKkLYK+qynRPfnYE3YKhqr+2=jO3h5p5UpZNFbX384w@mail.gmail.com> (raw)
In-Reply-To: <1431687670-23515-1-git-send-email-yamada.masahiro@socionext.com>

On Fri, May 15, 2015 at 6:01 AM, Masahiro Yamada
<yamada.masahiro@socionext.com> wrote:
> When we send patches, we are supposed to test them by build utilities
> such as MAKEALL, buildman.  When we want to test global changes, the
> first hurdle is, I think, to collect toolchains for all the architectures.
>
> We have some documents about build utilities, but I have not seen any
> official information about how to get the suitable cross-tools.
> Of course, it is possible to build them from sources, but it is not
> necessarily feasible.
>
> Fortunately, the kernel.org site provides us pre-built toolchains, but
> some architectures are missing.  Also, some boards fail to build with
> the kernel.org tools.  We sometimes see, "where can I get the compiler
> for this architecture?" things on the ML.  We should be able to prepare
> cross-compilers more easily.
>
> It is true that buildman provides --fetch-arch option for downloading
> kernel.org toolchains, but it does not have access to others.  And what
> we really want to know is most likely how to get compilers for such minor
> architectures as kernel.org does not provide.
>
> This tool intends to be more generic design without hard-coding such
> kernel.org things.
>
> To achieve that, this tool consists of two files:
> Python script (this file) and the database file containing URLs of tarballs.
>
> We just need to update the latter when new version compilers are released
> (or better compilers are found.)  The file is in the form of RFC 822 for
> easier editing.
>
> The script only uses Python libraries, not relies on external programs
> although it displays wget-like log when downloading tarballs.  :-)
>
> This is RFC because I am thinking it can be more brushed up.
> If the basis idea is OK, I will improve code, add more comments.
>
> Note this script is written in Python 3 and only works on Python 3.3
> or later.  I do not think it is too much limitation, but some popular
> distributions under support might include older version.  For example,
> looks like Ubuntu 12.04 LTS is shipped with Python 3.2.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> ---

Also, in case you didn't notice, you have a typo in the subject of the
patch. "toolchais".

-Joe