texlive-iftex 51265 Determine the currently used TeX engine
This package, which works both for Plain TeX and for LaTeX, defines the \ifPDFTeX
, \ifXeTeX
, and \ifLuaTeX
conditionals for testing which engine is being used for typesetting. The package also provides the \RequirePDFTeX
, \RequireXeTeX
, and \RequireLuaTeX
commands which throw an error if pdfTeX, XeTeX or LuaTeX (respectively) is not the engine in use.
- Website: http://www.ctan.org/pkg/iftex
- License: LPPL 1.3+
- Package source: tex.scm
- Patches: None
- Builds: x86_64-linux, i686-linux