[bug#47181] Packaging python-soundfile for use in MediaGoblin

[Ben Sturmfels via Guix-patches via <guix-patches@gnu.org>]

On Wed, 17 Mar 2021, Efraim Flashner wrote:

> On Tue, Mar 16, 2021 at 01:49:51PM +0100, Léo Le Bouter via Guix-patches via wrote:
>> On Tue, 2021-03-16 at 22:47 +1100, Ben Sturmfels via Guix-patches via
>> wrote:
>> > Thanks, that solves my problem. One follow-up question - is it better
>> > to
>> > use the ".so" link or the specific "so.0"?
>> 
>> Use the more specific one since that is a symlink for a fixed ABI, if
>> the main library changes ABI it can then symlink with a bumped number
>> to indicate that and not break any dependent package. If you use the
>> less specific .so file directly then your package may suffer an ABI
>> break.
>
> The package gets rebuilt each time so it is less likely with Guix.
> However, if you substitute libsndfile.so and the full text is
> libsndfile.so.0.0.23 (or something similar) then you'll still end up
> with /gnu/store/...libsndfile.../libsndfile.so.0.0.23.

Thanks Efraim, Léo and Nicolò for the info on .so links.

This patch is now waiting on updates to libsndfile in core-updates. I'll
post an updated patch when that's merged. For now, I've inlined this
into MediaGoblin's guix-env.scm so I can keep working on the packaging
there.

Regards,
Ben