Re: Basic function question

[Urs Liska]

Am 26.07.2011 11:28, schrieb Dmytro O. Redchuk:
> On Tue 26 Jul 2011, 10:14 Urs Liska wrote:
> > Hello list members,
> >
> > after fiddling around too long and getting lost with the basics, I
> > decided to ask my question here.
> > I know it's basic, and I wonder why I get stuck this way, but
> > obviously I'm confused and unable to find the right place in the
> > docs.
> >
> > I want to write a function "instr" to produce formatted markup that
> > I can use like
> >
> > { c d e f^\instr "Vl." }
> >
> > which should be translated to (e.g.)
> >
> > { c d e f^\markup \bold \italic \huge { "Vl." } }
> I guess you can write markup function and then use it like this:
>
>    { c d e f^\markup\instr "Vl." }
>
> So (if so), you need to define markup function.
>
> #(define-markup-command (instr layout props what) (markup?)
>    (interpret-markup layout props
>      (markup #:bold #:italic #:huge what)))
>
> (not tested thougth).
Well this works. This is a solution I had also found in the docs.

So it seems it is not possible to _use_ functions the way I had wanted?
I have always either to use a markup function (and write "\markup")
or to first write the function name and provide the note as an argument.
Is that correct?

Best
Urs
> > Unfortunately I seem absolutely unable to find out how to define the
> > function so I can attach it to the note like in the example.
> >
> > Hopefully someone can either give me a working example or point me
> > to the exact location in the docs where I can fully understand this
> > issue.
> >
> > Thanks in advance
> > Urs