Re: displayLilyMusic and guilev2

[David Kastrup]

Thomas Morley <address@hidden> writes:

> Am Sa., 8. Feb. 2020 um 23:59 Uhr schrieb David Kastrup <address@hidden>:
>>
>> Thomas Morley <address@hidden> writes:
>>
>> > Hi,
>> >
>> > one problem with guilev2 are anonymous procedures. Like how to get
>> > nice output for
>> >
>> > \void
>> > \displayLilyMusic \new Voice { \applyContext #(lambda (ctx) (display ctx)) 
>> > b4 }
>> >
>> > An older lily-build out of e57c27dc14 with the patches from
>> > guilev2-work on top and guile-2.0.14 returned:
>> > \new Voice { \applyContext ##f b4 }
>> > Which is suboptimal.
>> >
>> > A todays build out of c334743a6d and guile-2.2.6, selfcompiled out of
>> > ~/guile-2.2 (my-guile-2-2-6)$ git log --oneline
>> > 9a11be136 (HEAD -> my-guile-2-2-6, origin/stable-2.2)
>> > 00-repl-server.test: don't use fixed path for socket
>> > 5d2956497 Respect thread local fluid defaults
>> > aa0bfa2f9 Fix peval bug that ignored excess args
>> > fb7b873af web: Update comment regarding the 'tls-wrap' port wrapper.
>> > edf5aea7a Fix non-deterministic crash in 'finalization_thread_proc'.
>> > 659526d33 ports: 'scm_port_poll' honors "w" flags.
>> > a69b567d9 (guile-2.2.6) build: Do not record LDFLAGS in .pc file.
>> > 85de8637c (tag: v2.2.6) Bump version for Guile 2.2.6.
>> > ...
>> >
>> > returns:
>> > \new Voice { \applyContext #(lambda (ctx) (display ctx)) b4 }
>> > which is nice again and the same as in 2.19.84 with guile-1.8
>> >
>> > Does anybody knows whether it's a guile- or lily-improvement?
>>
>> No idea.  It might be a different compilation option or environment or
>> eval setting that is at work here because I have ostensibly also a 2.2.6
>> and your commits on top of the tag don't look like they could make a
>> difference.
>
> To be sure, you still get:
> \new Voice { \applyContext ##f b4 }
> ?

dak@lola:/usr/local/tmp/lilypond$ out/bin/lilypond scheme-sandbox
GNU LilyPond 2.21.0
Processing 
`/usr/local/tmp/lilypond/out/share/lilypond/current/ly/scheme-sandbox.ly'
Parsing...
GNU Guile 2.2.6
Copyright (C) 1995-2019 Free Software Foundation, Inc.

Guile comes with ABSOLUTELY NO WARRANTY; for details type `,show w'.
This program is free software, and you are welcome to redistribute it
under certain conditions; type `,show c' for details.

Enter `,help' for help.
scheme@(#{ g161}#)> (void (displayLilyMusic #{ \new Voice { \applyContext 
#(lambda (ctx) (display ctx)) b4 } #}))

\new Voice { \applyContext ##f
 b4 }
scheme@(#{ g161}#)> 


Success: compilation successfully completed
dak@lola:/usr/local/tmp/lilypond$ 

\void
\displayLilyMusic \new Voice { \applyContext #(lambda (ctx) (display ctx)) b4 }


-*- mode: compilation; default-directory: "/tmp/" -*-
Compilation started at Sun Feb  9 00:21:33

/usr/local/tmp/lilypond/out/bin/lilypond hh.ly
GNU LilyPond 2.21.0
Processing `hh.ly'
Parsing...
\new Voice { \applyContext ##f
 b4 }

hh.ly:1: warning: no \version statement found, please add

\version "2.21.0"

for future compatibility
Success: compilation successfully completed

Compilation finished at Sun Feb  9 00:21:35



-- 
David Kastrup
My replies have a tendency to cause friction.  To help mitigating
damage, feel free to forward problematic posts to me adding a subject
like "timeout 1d" (for a suggested timeout of 1 day) or "offensive".