Re: Tablature: proper support for tie/slur- and tie/glissando-constellations (issue2191042)

[Marc Hohl]

Am 29.10.2010 11:05, schrieb Neil Puttock:
> On 28 October 2010 23:55, Carl Sorensen<address@hidden>  wrote:
>    
> > Well, as far as I can see, Scheme engravers are really engravers, so they
> > ought to be documented in the IR along with the C++ engravers, not in an
> > appendix of the NR along with Scheme functions.
> >
> > Although the approach you suggest is better than having nothing at all.
> >      
> I haven't tested Marc's latest patch yet (and I'm sorry this issue
> didn't cross my mind when I originally suggested using a Scheme
> engraver), but I don't think Valentin's approach is possible without
> also changing the doc infrastructure for C++ engravers: I think you'll
> find \consist-ing a Scheme engraver in engraver-init.ly will cause
> `make doc' to fail.
>    
Running `make doc', I get

Compiling 
/home/marc/git/lilypond/input/regression/out-www/AAA-intro-regression.texi...
/home/marc/git/lilypond/input/regression/out-www/AAA-intro-regression.texi 
is up to date.
/home/marc/git/lilypond/scripts/build/out/extract_texi_filenames -I 
./out-www -I . -o /home/marc/git/lilypond/./out-www/xref-maps 
out-www/AAA-intro-regression.texi
extract_texi_filenames.py: Processing out-www/AAA-intro-regression.texi
writing: 
/home/marc/git/lilypond/./out-www/xref-maps/AAA-intro-regression.xref-map

Writing snippets...Traceback (most recent call last):
  File "../../scripts/lilypond-book.py", line 679, in <module>
    main ()
  File "../../scripts/lilypond-book.py", line 661, in main
    chunks = do_file (files[0])
  File "../../scripts/lilypond-book.py", line 555, in do_file
    do_process_cmd (chunks, input_fullname, global_options)
  File "../../scripts/lilypond-book.py", line 416, in do_process_cmd
    snippet.write_ly()
  File "/home/marc/git/lilypond/python/out/book_snippets.py", line 612, 
in write_ly
    if self.relevant_contents (existing) != self.relevant_contents 
(self.full_ly ()):
  File "/home/marc/git/lilypond/python/out/book_snippets.py", line 378, 
in full_ly
    return self.compose_ly (s)
  File "/home/marc/git/lilypond/python/out/book_snippets.py", line 561, 
in compose_ly
    if self.global_options.safe_mode:
AttributeError: Values instance has no attribute 'safe_mode'
make[3]: *** [out-www/collated-files.texi] Error 1
rm out-www/weblinks.itexi
make[3]: Leaving directory `/home/marc/git/lilypond/input/regression'
make[2]: *** [WWW-1] Error 2
make[2]: Leaving directory `/home/marc/git/lilypond/input'
make[1]: *** [WWW-1] Error 2
make[1]: Leaving directory `/home/marc/git/lilypond'
make: *** [doc-stage-1] Fehler 2


What is to be done? Is there a clean solution to enable scheme engravers 
in engraver-init.ly?
I am not able to rewrite the engraver in c++.

Marc

> Cheers,
> Neil
>
>