CTAN Comprehensive TeX Archive Network

CTAN update: iftex

Date: October 31, 2019 10:02:42 PM CET
The LaTeX Team submitted an update to the iftex package. Version number: 1.0a License type: lppl1.3c Summary description: Am I running under pdfTeX, XeTeX or LuaTeX? Announcement text:
Update to the iftex package so that it includes tests for all the major tex variants (u)ptex, alpha, luatex, luahbtex, pdftex, xetex etc. Maintenance has been switched the LaTeX3 Project with the repository at https://github.com/latex3/iftex Thanks to Vafa Khalighi for maintaining earlier versions of iftex.sty
This package is located at http://mirror.ctan.org/macros/latex/contrib/iftex More information is at http://www.ctan.org/pkg/iftex CTAN is run entirely by volunteers and supported by TeX user groups Please join a user group or donate to one, see https://ctan.org/lugs
Thanks for the upload. For the CTAN Team Ina Dau --

iftex – Am I running under pdf, or Lua?

The package, which works both for Plain and for , defines the \ifPDF, \if, and \ifLua conditionals for testing which engine is being used for typesetting.

The package also provides the \RequirePDF, \Require, and \RequireLua commands which throw an error if pdf, or Lua (respectively) is not the engine in use.

Version1.0f 2022-02-03
MaintainerThe Project Team
Vafa Khalighi (inactive)



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