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%%
%% This is file `ifvtex.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% ifvtex.dtx (with options: `package')
%%
%% This is a generated file.
%%
%% Project: ifvtex
%% Version: 2010/03/01 v1.5
%%
%% Copyright (C) 2001, 2006-2008, 2010 by
%% Heiko Oberdiek <heiko.oberdiek at googlemail.com>
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either
%% version 1.3c of this license or (at your option) any later
%% version. This version of this license is in
%% http://www.latex-project.org/lppl/lppl-1-3c.txt
%% and the latest version of this license is in
%% http://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of
%% LaTeX version 2005/12/01 or later.
%%
%% This work has the LPPL maintenance status "maintained".
%%
%% This Current Maintainer of this work is Heiko Oberdiek.
%%
%% The Base Interpreter refers to any `TeX-Format',
%% because some files are installed in TDS:tex/generic//.
%%
%% This work consists of the main source file ifvtex.dtx
%% and the derived files
%% ifvtex.sty, ifvtex.pdf, ifvtex.ins, ifvtex.drv, ifvtex-test1.tex.
%%
\begingroup\catcode61\catcode48\catcode32=10\relax%
\catcode13=5 % ^^M
\endlinechar=13 %
\catcode35=6 % #
\catcode39=12 % '
\catcode44=12 % ,
\catcode45=12 % -
\catcode46=12 % .
\catcode58=12 % :
\catcode64=11 % @
\catcode123=1 % {
\catcode125=2 % }
\expandafter\let\expandafter\x\csname ver@ifvtex.sty\endcsname
\ifx\x\relax % plain-TeX, first loading
\else
\def\empty{}%
\ifx\x\empty % LaTeX, first loading,
% variable is initialized, but \ProvidesPackage not yet seen
\else
\expandafter\ifx\csname PackageInfo\endcsname\relax
\def\x#1#2{%
\immediate\write-1{Package #1 Info: #2.}%
}%
\else
\def\x#1#2{\PackageInfo{#1}{#2, stopped}}%
\fi
\x{ifvtex}{The package is already loaded}%
\aftergroup\endinput
\fi
\fi
\endgroup%
\begingroup\catcode61\catcode48\catcode32=10\relax%
\catcode13=5 % ^^M
\endlinechar=13 %
\catcode35=6 % #
\catcode39=12 % '
\catcode40=12 % (
\catcode41=12 % )
\catcode44=12 % ,
\catcode45=12 % -
\catcode46=12 % .
\catcode47=12 % /
\catcode58=12 % :
\catcode64=11 % @
\catcode91=12 % [
\catcode93=12 % ]
\catcode123=1 % {
\catcode125=2 % }
\expandafter\ifx\csname ProvidesPackage\endcsname\relax
\def\x#1#2#3[#4]{\endgroup
\immediate\write-1{Package: #3 #4}%
\xdef#1{#4}%
}%
\else
\def\x#1#2[#3]{\endgroup
#2[{#3}]%
\ifx#1\@undefined
\xdef#1{#3}%
\fi
\ifx#1\relax
\xdef#1{#3}%
\fi
}%
\fi
\expandafter\x\csname ver@ifvtex.sty\endcsname
\ProvidesPackage{ifvtex}%
[2010/03/01 v1.5 Detect VTeX and its facilities (HO)]%
\begingroup\catcode61\catcode48\catcode32=10\relax%
\catcode13=5 % ^^M
\endlinechar=13 %
\catcode123=1 % {
\catcode125=2 % }
\catcode64=11 % @
\def\x{\endgroup
\expandafter\edef\csname ifvtex@AtEnd\endcsname{%
\endlinechar=\the\endlinechar\relax
\catcode13=\the\catcode13\relax
\catcode32=\the\catcode32\relax
\catcode35=\the\catcode35\relax
\catcode61=\the\catcode61\relax
\catcode64=\the\catcode64\relax
\catcode123=\the\catcode123\relax
\catcode125=\the\catcode125\relax
}%
}%
\x\catcode61\catcode48\catcode32=10\relax%
\catcode13=5 % ^^M
\endlinechar=13 %
\catcode35=6 % #
\catcode64=11 % @
\catcode123=1 % {
\catcode125=2 % }
\def\TMP@EnsureCode#1#2{%
\edef\ifvtex@AtEnd{%
\ifvtex@AtEnd
\catcode#1=\the\catcode#1\relax
}%
\catcode#1=#2\relax
}
\TMP@EnsureCode{10}{12}% ^^J
\TMP@EnsureCode{39}{12}% '
\TMP@EnsureCode{44}{12}% ,
\TMP@EnsureCode{45}{12}% -
\TMP@EnsureCode{46}{12}% .
\TMP@EnsureCode{47}{12}% /
\TMP@EnsureCode{58}{12}% :
\TMP@EnsureCode{60}{12}% <
\TMP@EnsureCode{62}{12}% >
\TMP@EnsureCode{94}{7}% ^
\TMP@EnsureCode{96}{12}% `
\edef\ifvtex@AtEnd{\ifvtex@AtEnd\noexpand\endinput}
\begingroup
\expandafter\ifx\csname ifvtex\endcsname\relax
\else
\edef\i/{\expandafter\string\csname ifvtex\endcsname}%
\expandafter\ifx\csname PackageError\endcsname\relax
\def\x#1#2{%
\edef\z{#2}%
\expandafter\errhelp\expandafter{\z}%
\errmessage{Package ifvtex Error: #1}%
}%
\def\y{^^J}%
\newlinechar=10 %
\else
\def\x#1#2{%
\PackageError{ifvtex}{#1}{#2}%
}%
\def\y{\MessageBreak}%
\fi
\x{Name clash, \i/ is already defined}{%
Incompatible versions of \i/ can cause problems,\y
therefore package loading is aborted.%
}%
\endgroup
\expandafter\ifvtex@AtEnd
\fi%
\endgroup
\begingroup\expandafter\expandafter\expandafter\endgroup
\expandafter\ifx\csname newif\endcsname\relax
\def\ifvtex@newif#1{%
\begingroup
\escapechar=-1 %
\expandafter\endgroup
\expandafter\ifvtex@@newif\string#1\@nil
}%
\def\ifvtex@@newif#1#2#3\@nil{%
\expandafter\edef\csname#3true\endcsname{%
\let
\expandafter\noexpand\csname if#3\endcsname
\expandafter\noexpand\csname iftrue\endcsname
}%
\expandafter\edef\csname#3false\endcsname{%
\let
\expandafter\noexpand\csname if#3\endcsname
\expandafter\noexpand\csname iffalse\endcsname
}%
\csname#3false\endcsname
}%
\else
\expandafter\let\expandafter\ifvtex@newif\csname newif\endcsname
\fi
\ifvtex@newif\ifvtex
\begingroup\expandafter\expandafter\expandafter\endgroup
\expandafter\ifx\csname VTeXversion\endcsname\relax
\else
\begingroup\expandafter\expandafter\expandafter\endgroup
\expandafter\ifx\csname OpMode\endcsname\relax
\else
\vtextrue
\fi
\fi
\ifvtex@newif\ifvtexdvi
\ifvtex@newif\ifvtexpdf
\ifvtex@newif\ifvtexps
\ifvtex@newif\ifvtexhtml
\ifvtex@newif\ifvtexgex
\ifvtex
\ifcase\OpMode\relax
\vtexdvitrue
\or % 1
\vtexpdftrue
\or % 2
\vtexpstrue
\or % 3
\vtexpstrue
\or\or\or\or\or\or\or % 10
\vtexhtmltrue
\fi
\begingroup\expandafter\expandafter\expandafter\endgroup
\expandafter\ifx\csname gexmode\endcsname\relax
\else
\ifnum\gexmode>0 %
\vtexgextrue
\fi
\fi
\fi
\begingroup
\expandafter\ifx\csname PackageInfo\endcsname\relax
\def\x#1#2{%
\immediate\write-1{Package #1 Info: #2.}%
}%
\else
\let\x\PackageInfo
\expandafter\let\csname on@line\endcsname\empty
\fi
\x{ifvtex}{%
VTeX %
\ifvtex
in \ifvtexdvi DVI\fi
\ifvtexpdf PDF\fi
\ifvtexps PS\fi
\ifvtexhtml HTML\fi
\space mode %
with\ifvtexgex\else out\fi\space GeX %
\else
not %
\fi
detected%
}%
\endgroup
\ifvtex@AtEnd%
\endinput
%%
%% End of file `ifvtex.sty'.
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