_________________ The iftex package v0.2 This very simple package, for both Plain TeX and LaTeX, defines the \ifPDFTeX, \ifXeTeX, and \ifLuaTeX boolean for testing whether PDFTeX, or XeTeX, or LuaTeX is being used for typesetting. Also provides the \RequirePDFTeX, \RequireXeTeX, and \RequireLuaTeX command which throws an error if PDFTeX, XeTeX and LuaTeX (respectively) is not the engine in use. If you want to report any bugs or typos and corrections in the documentation, or ask for any new features, or suggest any improvements, or ask any questions about the package, then please do not send any direct emails to us; we will not answer any direct emails. Instead please use the issue tracker: <https://github.com/persian-tex/iftex/issues> In doing so, please always explain your issue well enough, always include a minimal working examples showing the issue, and always choose the appropriate label for your query (i.e. if you are reporting any bugs, choose `bug' label). Current version release date: 2013/04/04 ______________ Persian TeX Group email@example.com Copyright 2010–2013 Distributed under the LaTeX Project Public License
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iftex – Am I running under pdfTeX, XeTeX or LuaTeX?
The 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.
|License||The LaTeX Project Public License 1.3|
|Copyright||2010 Persian TeX Group|
|Maintainer||Zal Mehran (inactive)|
|Contained in||TeX Live as iftex|
|MiKTeX as iftex|
examine the TeX programming environment|