Re: [frogs] Help with the Guile debugger

[Ian Hulin <ian@xxxxxxxxxxxx>]

This is a multi-part message in MIME format.

Hi Trevor,
Firstly a Happy New Year/ Glückliches NeuJahr/ Bonne Nouvelle Année/ een 
vrolijke nieuwe jaar/ un feliz año nuevo

to all on the Frogs List.

Attached is a patch with some changes to the guile debugger code and the 
documentation (CG Chapter 8).

Please test-drive and review.

Cheers,

Ian

On 28/12/09 12:53, Trevor Daniels wrote:
> Hi Ian
>
> Thanks for this - I'll give your suggestions a spin later today. And
> thanks for  confirming the problem is a general one, not down to
> my incompetence.
>
> Carl's already copied your note to -bug, so presumably Valentin
> will pick it up and add it to the tracker.
>
> Trevor
>
> ----- Original Message ----- From: "Ian Hulin" <ian@xxxxxxxxxxxx>
> To: "Trevor Daniels" <t.daniels@xxxxxxxxxxx>
> Cc: <frogs@xxxxxxxxxxx>
> Sent: Sunday, December 27, 2009 5:09 PM
> Subject: Re: [frogs] Help with the Guile debugger
>
>
> > Hi Trevor,
> >
> > On 18/12/09 00:35, Trevor Daniels wrote:
> > > I've got to the stage in writing code where I need
> > > to use the Guile debugger, but I find the instructions
> > > in the CG:
> > >
> > > http://kainhofer.com/~lilypond/Documentation/contributor/debugging-lilypond.html#debugging-lilypond 
> > >
> > >
> > >
> > > don't work for me.  Here's what happens.
> > >
> > > Compiling a ly program with debugging info is fine,
> > > and after I've added \include "guile-debugger.ly"
> > > to my test program it drops into the guile prompt
> > > as it should.  So far so good.  But when I enter
> > > the (break! ...) command the response is:
> > >
> > > GNU LilyPond 2.13.10
> > > Processing `test1.ly'
> > > Parsing...guile> (break! tab-duration-formatter)
> > > ERROR: Unbound variable: break!
> > > ABORT: (unbound-variable)
> > > guile>
> > >
> > > But if I enter the commands contained in
> > > guile-debugger.ly manually at the guile prompt
> > > everything works as it should and I can set
> > > breakpoints.
> > >
> > > I guess I'm doing something silly or missing
> > > something obvious, but I can't see it.  Can anyone
> > > help?
> > >
> > > TIA, Trevor
> > 1) Can reproduce your findings
> > 2) I'm investigating
> > 3) I'm looking at a 0.2 of this using a module in scm
> >
> > This would mean you could do
> > <In file your-source.ly>
> > lily code
> > \include "guile-debugger.ly"
> >
> > <In file your-scheme.scm>
> > #(set-break! your-procedure)
> > #(set-trace-subtree! your-procedure
> > scheme code
> >
> >
> > Then you'd do
> >
> > $ lilypond your-source.ly
> > Parsing...
> > guile> (quit)
> > This is the Guile debugger -- for help, type `help'.
> > There are nn frames on the stack.
> >
> > Frame nn at your-source.ly:xx:y
> >         [your-procedure args]
> > debug>
> >
> > Please could you log a tracker (or ask Valentin to do it) so we can log
> > that I'm working on this?
> >
> > Cheers,
> > Ian
>
>
>
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