Re: Extracting header fields for use by e.g. LaTeX?

[Michael Haynie]

On Nov 27, 2005, at 9:36 PM, Bernard Hurley wrote:

> On Sun, 2005-11-27 at 18:38 -0500, Michael Haynie wrote:
>
> > The change to \preLilypondExample can be made backward compatible by
> > defining a variable that preLilypondExample can rely on -- it's a bit
> > of a hack, though.

two different ideas here -- global variable above, parameter below.  
Sorry about that.

> > Using a parameter might be worth a little breakage,
> > since there will not likely be a huge number of places to edit.
>
> No it can't be made backward compatible like that, since an optional
> parameter has to be declared in the definition of a macro, what
> lilypond-book generates is a _call_ to the macro. However (I hadn't
> thought of this in my previous post) you can get backward compatibility
> by adding another command line option for lilypond-book

Having lilypond-book write two different forms of the call might be OK.

> > One thing, though: using 2.6.4 (on Mac OS X, at least), lilypond-book
> > seems to insist on parsing the --process arguments, and so complains
> > that -b isn't a valid option.  If a patch is possible against 2.6, 
> > that
> > should also be corrected.
>
> That looks like a bug to me. It doesn't happen using 2.6.3 on Debian.
> Are you sure you quoted the arguments correctly? Check it again and if
> it still doesn't work email the bug list

I did, it doesn't, and I will.

> > I'll be delighted to test the patch.
>
> Thanks, I have been working with 2.7.x, but I don't think lilypond-book
> has changed much so I'll see what I can do!
>
> >
> --
> Bernard Hurley <address@hidden>