From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark H Weaver <mhw@netris.org>
Subject: bug#27152: deprecation warnings with Guile 2.2.2
Date: Fri, 02 Jun 2017 21:20:03 -0400
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	(Maxim Cournoyer's message of "Fri, 2 Jun 2017 17:39:59 -0700")
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To: Maxim Cournoyer <maxim.cournoyer@gmail.com>
Cc: 27152@debbugs.gnu.org

Maxim Cournoyer <maxim.cournoyer@gmail.com> writes:

> On Wed, May 31, 2017 at 2:00 PM, Ludovic Court=C3=A8s <ludo@gnu.org> wrot=
e:
>
>  Ricardo Wurmus <rekado@elephly.net> skribis:
>
>  > I get a couple of deprecation warnings with Guile 2.2.2, for example
>  >
>  > Import (ice-9 threads) to have access to `current-processor-count'.
>  > `_IOFBF' is deprecated. Use the symbol 'block instead.
>
>  We can fix the first one with #:use-module (ice-9 threads).
>
>  The second one is just a pain: in 2.2 one is supposed to write
>
>  (setvbuf port 'block)
>
>  instead of
>
>  (setvbuf port _IOFBF)
>
>  So we could do:
>
>  (cond-expand (guile-2.2 (define _IOFBF 'block))
>  (else #t))
>
>  in some central place (that doesn=E2=80=99t exist), but really, that=E2=
=80=99s annoying.
>
>  So I=E2=80=99m tempted to do nothing.
>
>  Note that normally users do not see these deprecation warnings at all.
>
>  Thoughts?
>
> Why not let good old sed have a run at it? Seems like a simple find and r=
eplace operation, and 'block looks nicer than _IOFBF to my eyes.

If we did that, then Guix would stop working with guile-2.0.  Given that
guile-2.2 is not yet available from many popular distros, I think it
would be unwise to drop guile-2.0 at this time.

       Mark