[luatex] Luatex primitive names

Taco Hoekwater taco at elvenkind.com
Wed Mar 11 09:50:36 CET 2009



Hans Hagen wrote:
> 
> 2.1 Version information
> There are three new primitives to test the version of LuaTEX:
> primitive explanation
> \luatexversion a combination of major and minor number, as in pdfTEX;
> the current current value
> is 34
> \luatexrevision the revision, as in pdfTEX; the current value is 0
> \luatexdatestamp a combination of the local date and hour when the
> current executable was compiled,

And all three are available as keys in the lua 'tex' table:

\directlua0{
  print ('version:' .. tex.luatexversion)
  print ('revision:' .. tex.luatexrevision)
  print ('datestamp:' .. tex.luatexdatestamp)
}
\bye


Best wishes,
Taco


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