new package ifxetex

git-svn-id: svn://tug.org/texlive/trunk@1703 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 35 insertions, 0 deletions

diff --git a/Master/texmf-dist/tex/generic/ifxetex/ifxetex.sty b/Master/texmf-dist/tex/generic/ifxetex/ifxetex.sty
new file mode 100644
index 00000000000..82ce9869c3c
--- /dev/null
+++ b/Master/texmf-dist/tex/generic/ifxetex/ifxetex.sty
@@ -0,0 +1,35 @@
+% Copyright 2006 by Will Robertson <wspr81@gmail.com>
+% 
+% Distributable under the LaTeX Project Public License,
+% version 1.3b or higher (your choice). The latest version of
+% this license is at: http://www.latex-project.org/lppl.txt
+%
+% This work is "maintained" (as per LPPL maintenance status) 
+% by Will Robertson.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% The ifxetex package
+%%
+%% Usage:     LaTeX - \usepackage{ifxetex}
+%%            Plain - \input ifxetex.sty
+%%
+%% Function:  Provides the \ifxetex boolean for testing
+%%            whether XeTeX is being used for typesetting.
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+% It's naughty, but I assume eTeX extensions here.
+% If a user has this package, then they're using eTeX.
+% (My assumption.)
+
+\ifdefined\ProvidesPackage
+  \ProvidesPackage{ifxetex}
+    [2006/06/12 v0.1 Provides ifxetex condition]
+\fi
+
+\unless\ifdefined\ifxetex
+  \newif\ifxetex
+\fi
+
+\ifdefined\XeTeXversion
+  \xetextrue
+\fi