[luatex] Lua access to pdf back end variables

Hans Hagen pragma at wxs.nl
Mon Dec 14 13:45:46 CET 2015


On 12/14/2015 12:27 PM, Joseph Wright wrote:
> Hello all,
>
> With the v0.85 release, pdfTeX primitives such as \pdfdecimaldigits are
> removed with TeX access documented using for example
>
>      \pdfvariable decimaldigits
>
> Currently, the documentation still lists the Lua access routes as e.g.
> tex.pdfdecimaldigits. Is this likely to change? I'm trying to set up

ah, yes, i'll remove these

> some code to work with LuaTeX both before and after this change but
> without having to globally enable a load of names then tidy them up. Lua
> access seems to be the way to do this *but* I'm not sure if I need
>
>      local decimaldigits = tex.pdfdecimaldigits
>
> or
>
>       local decimaldigits = tex.decimaldigits or tex.decimaldigits
>
> or ...

i added

pdf.setdegitaldigits(n)

n = pdf.setdegitaldigits()

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