Re: multiple fret-diagram-x markup commands and lilypond safe-mode

[Julien Rioux]

On 17/09/2011 4:06 PM, Reinhold Kainhofer wrote:
> Am Friday, 16. September 2011, 23:05:49 schrieb Julien Rioux:
> > After dumping guile 1.8.7 provided by the official ubuntu repository, I
> > downloaded, compiled and installed the latest stable guile 1.8.8 and
> > recompiled latest lilypond git. I still get the failure.
> >
> > I simplified the test case by taking lilypond-book out of the process.
> > The attached contains two lilypond snippets which compile correctly with
> > independent calls
> >
> > lilypond -dbackend=eps snippet-1.ly
> > lilypond -dbackend=eps snippet-2.ly
> >
> > , but combining them in a single call with
> >
> > lilypond -dbackend=eps -dread-file-list snippet-names.ly
> >
> > exits with an error when processing the second snippet. It's as if some
> > state has changed inbetween processing the two snippets, and the parsing
> > goes awry on the second one.
>
> I can reproduce the problem on a ubuntu machine with current head (optimized
> build), guile 1.8 (standard ubuntu package). I stripped down the test cases to
> minimal files (attached). To reproduce the problem, simply compile them as:
>
>     lilypond s1.ly s2.ly
>
> The error message here is:
>
> address@hidden:~/temp/safe-mode-bug$ lilypond  s1.ly s2.ly
> GNU LilyPond 2.15.12
> Processing `s1.ly'
> Parsing...
> Finding the ideal number of pages...
> Fitting music on 1 page...
> Drawing systems...
> Layout output to `s1.ps'...
> Converting to `./s1.pdf'...
> Processing `s2.ly'
> Parsing...
> s2.ly:5:21: error: GUILE signaled an error for the expression beginning here
> \fret-diagram-terse #
>                       "x;x;o;2;3;2;"
> Wrong type argument in position 1 (expecting module): #<freed cell 0xb6d06880;
> GC missed a reference>
> /home/reinhold/lilypond/lilypond/out/share/lilypond/current/scm/fret-
> diagrams.scm:886:17: In procedure string-split in expression (string-split
> definition-string #\;):
> /home/reinhold/lilypond/lilypond/out/share/lilypond/current/scm/fret-
> diagrams.scm:886:17: Wrong type argument in position 1 (expecting string):
> #<unspecified>
>
>
> So it seems like some guile Garbage Collection messup...
>
> Cheers,
> Reinhold
>
>
>
>
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Thanks for testing.

Interestingly, with your minimal example and guile 1.8.8,
lilypond s1.ly s2.ly succeeds, but not with the eps backend:

$ lilypond s1.ly s2.ly
GNU LilyPond 2.15.12
Processing `s1.ly'
Parsing...
Finding the ideal number of pages...
Fitting music on 1 page...
Drawing systems...
Layout output to `s1.ps'...
Converting to `./s1.pdf'...
Processing `s2.ly'
Parsing...
Finding the ideal number of pages...
Fitting music on 1 page...
Drawing systems...
Layout output to `s2.ps'...
Converting to `./s2.pdf'...
Success: compilation successfully completed


$ lilypond -dbackend=eps s1.ly s2.ly
GNU LilyPond 2.15.12
Processing `s1.ly'
Parsing...
Finding the ideal number of pages...
Fitting music on 1 page...
Drawing systems...
Layout output to `s1.eps'...
Converting to `./s1.pdf'...
Layout output to `s1-1.eps'...
Converting to `./s1-1.pdf'...
Writing s1-systems.texi...
Writing s1-systems.tex...
Writing s1-systems.count...
Processing `s2.ly'
Parsing...
s2.ly:5:21: error: GUILE signaled an error for the expression beginning here
\fret-diagram-terse #
                     "x;x;o;2;3;2;"
Wrong type argument in position 1 (expecting module): #<freed cell 
0xb68fd510; GC missed a reference>
/usr/local/share/lilypond/2.15.12/scm/fret-diagrams.scm:886:17: In 
procedure string-split in expression (string-split definition-string #\;):
/usr/local/share/lilypond/2.15.12/scm/fret-diagrams.scm:886:17: Wrong 
type argument in position 1 (expecting string): #<unspecified>



--
Julien