Hi Jeffrey, On Sat, Nov 10, 2012 at 12:42 AM, David Kastrup <d...@gnu.org> wrote: > Jeffrey Trevino <jeffrey.trevi...@gmail.com> writes: > >> Hi all, >> >> I'm trying to get the frameEngraver3.ly code from this aleatoric >> notation thread going on Lilypond 2.16.0-1, and I get the following >> errors: >> >> GNU LilyPond 2.16.0 >> Processing `frameEngraver.ly' >> Parsing... >> frameEngraver.ly:27:1: error: GUILE signaled an error for the >> expression beginning here >> # >> (define-event-class 'frame-event >> Unbound variable: define-event-class > > The code contains > > %% based on regression test `scheme-text-spanner.ly' > %% Thanks, Mike > > That regression test tampered with internals of LilyPond in a manner > that broke session integrity (any changes propagated to further files > processed on the command line). It likely still does. The internals > changed in the mean time. > > It was probably a mistake to ever include this regtest. It just gives > people bad ideas. > > -- > David Kastrup >
It is possible to get this working with 2.16 on up. You just need to rewrite a few things after the changes done to the regression test on which the file is based. I'm attaching a revision of the file which won't raise the errors you saw, but it is not a solution to the problems that David Kastrup mentions. Best, David N.
frameEngraver4.ly
Description: Binary data
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