Re: automatic setting of `currentBarNumber'

[Werner LEMBERG]

> currentBarNumber must be an integer, so the value is computed at
> parsing time.  If it could be a procedure, which evaluation would be
> delayed at music interpretation time, then it would be possible.
> That requires modifying LilyPond code (unless I'm missing
> something).
> 
> For a possible solution, see the attached patch.

Thanks!  However, I believe that this ad-hoc solution is too specific;
I can imagine that there are other useful applications which need
evaluation at music interpretation time.  Any suggestion how to make
this more generic?


    Werner