Re: optional transposition triggered by an external file?

[David Kastrup]

Marc Hohl <address@hidden> writes:

>>> \begin{appendix}
>>> \chapter{For Bb instruments}
>>> \begin{lilypond}
>>> #(define transposeTo d)
>>> \include{A.ly}
>>> \end{lilypond}

Rather \include "A.ly"

> That's exactly what I want to avoid. My idea boils down to allow for
> something like
>
> transposeTo = transposeTo OR c
>
> which is Lua-like. Is something similar possible in scheme?

Well, Scheme does not autodeclare variables, so it's more complex:

#(define transposeTo (if (defined? 'transposeTo) transposeTo #{ c #}))

-- 
David Kastrup