[luatex] combining files with pure LuaTeX

[Martin Schröder]

2010/9/26 Robin Fairbairns <Robin.Fairbairns at cl.cam.ac.uk>:
> an alternative _might_ be pdftk (google for it).

pdftk seems very unmaintained and doesn't handle pdf optional content (layers).

> i'm concerned about the assertion that there's no possibility of
> anything other than luatex on the system in question.  that speaks to me
> of an embedded system, and beta-release software such as luatex is _not_
> something i would choose to embed, stable though it may be.

Indeed. I'd write an application using a PDF library of choice (e.g. podofo).

Best
   Martin