Re: lilypond x64 and arm64 for macOS users in homebrew

[Jefferson Felix]

Ok, I understand, but strict homebrew core rules require me to submit a
test that fails with guile 2 and passes with guile 1.8. In this case, we
will use guile 2 until a more serious issue is reported.

Thanks!

Em sáb., 2 de out. de 2021 17:04, Jonas Hahnfeld <hahnjo@hahnjo.de>
escreveu:

> Am Donnerstag, dem 30.09.2021 um 18:34 -0300 schrieb Jefferson Felix:
> > Dear developers,
> >
> > We have been working the last few days on homemade formulas for TeXLive (
> > https://github.com/Homebrew/homebrew-core/pull/83738) and Lilypond (
> > https://github.com/Homebrew/homebrew-core/pull / 85024) . The Lilypond
> > formula relies on the TeXLive formula to build, which is practically
> ready
> > to be merged.
> >
> > With that, Lilypond 2.22 will have binary distributions for macOS
> Catalina
> > or higher, with x86_64 (Intel) or arm64 (M1) processors, available with
> > command `brew install lilypond`.
> >
> > The problem is that homebrew core maintainers do not agree to use the old
> > and obsolete Guile 1.8 to build and run Lilypond, so the version we are
> > using in the formula is 2.2 (which exists in homebrew).
> >
> > I know guile 2 is not officially supported by Lilypond, but we did a lot
> of
> > testing and compiled a lot of scores, with no errors. I just noticed that
> > compilation time is a little slow with Guile 2.
> >
> > Therefore, I would like your opinion if we can continue with Guile 2,
> even
> > if this homebrew distribution is not an official distribution, or if you
> > could demonstrate, with examples, known issues in compiling sheet music
> > with Guile 2.
>
> I think there should be no known issues left for compiling most
> "standard" scores with 2.22.1 where I tried to backport all fixes that
> landed in master up until April, and I'm not aware of any later
> problems (#6141 only has an effect if you byte-compile, which you
> cannot in 2.22 anyway). Slower startup time (up to two seconds) is the
> most noticeable regression, and scores with a lot of Scheme usage (for
> example through external libraries) are going to be problematic. See,
> with the official binaries using Guile 1.8 and after convincing most
> Linux distributions to stick with that older version for now, the
> assumption is that version 2.22 of LilyPond is running with Guile 1.8.
> So if possible, I would recommend not using Guile 2.2 until the
> official binaries are switched over.
>
> Jonas
>