On 2016-05-20, Scott Kostyshak wrote:
> There have been some changes in the luatex engine that will be shipped
> with TeX Live 2016 that cause many of our tests to fail (500 something
> instead of 100 something on TL 2015). The root issue is discussed on the
> LuaTeX mailing list at [1].
> There is a transitional package available, luatex85, that should make
> our current LuaTeX code work. A reasonable approach for now would be to
> use the package if it is available and to not use it if not, keeping the
> rest of our LuaTeX export code the same.
Sounds reasonable.
We could just add
\InputIfFileExists{luatex85.sty}{}{}
to the preamble when exporting to luatex.
No need to check availability by LyX.
Advantage: tex-documents are portable.
> This would make sense if we think that most users who use the newer
> LuaTeX also have the package installed.
This seems a safe assumption.
> A more robust solution would be to make the behavior dependent on the
> version of LuaTeX that the user has.
However, this would make the tex-file nonportable.
Günter
