Re: change barline type with time signature change

[Kieren MacMillan]

Hi Jan-Peter,

> I darkly remember a scheme engraver, that did something, whenever a 
> time-sig-schange happens. IIRC it is based on snippet from you David.
> One might reduce it to the following:

This does exactly what I need it to do!
For the engraver itself — and also for the fact the conductor who requested 
this non-standard score format is now, as a result, an even more ardent 
champion of both my composition and Lilypond — I thank you profusely!

All the best,
Kieren.