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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% alatex.sty
% LaTeX extensions for ArabTeX
% 04.05.2003
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (c) Klaus Lagally
% Institut fuer Formale Methoden der Informatik
% Universitaet Stuttgart
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifx \undefined \LaTeX \xpa \endinput \fi
\a@ident {alatex.sty} {3.11 ArabTeX extensions for LaTeX } {04.05.2003}
%%%%%%%%%%%%%%%%%%% modify \document command %%%%%%%%%%%%%%%%%%%%%%%%%%
\let \a@document \document \let \a@enddocument \enddocument
\def \document {% activate Arabic insertions
\a@document \setarab }
\ifx \@listfiles \undefined
\def \enddocument {% report the configuration
{\newlinechar `$ \wlog {\arabtexconfig $}}\a@enddocument }
\fi
\UsePackage {afoot} % ArabTeX footnotes
%%%%%%%%%%%%%%%%%%%%%%% verbatim %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% patch for LaTeX2e
% thanks to Andreas Scherer
% <scherer@imib.rwth-aachen.de>
\def \verb {% make < safe
\ifx \undefined\documentclass % LaTeX 2.09
\begingroup \catcode ``=13 \tt
\else
\relax \ifmmode \hbox \fi \bgroup \verbatim@font
\fi
\catcode `<=12 \@noligs \let \do \@makeother \dospecials
\@ifstar {\@sverb }{\@verb }}
%%%%%%%%%%%%%%%%%%%%%% enable LaTeX commands %%%%%%%%%%%%%%%%%%%%%%%%%%%
\def \fdef #1#2#3#4{% define NFSS2 font
\pdef #1{\def \pheb {\fontencoding {U}\fontfamily {#2}%
\fontseries {#3}\fontshape {#4}\selectfont }%
\ifx \a@normalfont \a@default \gdef \a@normalfont {#1}\fi
\setarabfont \pheb \set@arabfont }%
\all@wcmd #1}
\all@wcmd \tiny \all@wcmd \footnotesize \all@wcmd \small
\all@wcmd \normalsize \all@wcmd \large \all@wcmd \Large
\all@wcmd \LARGE \all@wcmd \huge \all@wcmd \Huge
\all@wcmd \mdseries \all@wcmd \bfseries \all@wcmd \a@normalfont
\all@wcmd \upshape \all@wcmd \itshape \all@wcmd \slshape
\all@wcmd \rmfamily \all@wcmd \sffamily \all@wcmd \ttfamily
\all@wcmd \a@normalfont
\def \a@c@input {\expandafter \test@token \@@input }
\def \@abj #1{\abj@d {#1}}
\def \Arabic #1{\expandafter \@Arabic \csname c@#1\endcsname }
\def \arab #1{\expandafter \@arab \csname c@#1\endcsname }
\def \Arab #1{\expandafter \@Arab \csname c@#1\endcsname }
\def \abj #1{\expandafter \@abj \csname c@#1\endcsname }
\def \Abj #1{\expandafter \@Abj \csname c@#1\endcsname }
\let \@Arab \@arabic \let \@arab \@arabic \let \@Arabic \@arabic
\let \@abjad \@abj \let \@Abj \@abj
%%%%%%%%%%%%%%%%%%%%%% Math in Arabic mode %%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\a@spec@def \({% inline math insertion in Arabic mode
\unarab@codes \test@mathx }
\def \test@mathx #1\){% finish inline math insertion
\putwordb@x {$#1$}\a@spacetrue \arab@codes \test@token }
\def \a@c@math {% inline math environment in Arabic mode
\def \endmath {$\egroup \aftergroup \test@mathy }%
\unarab@codes \global\setbox1 \hbox \bgroup $}
\def \a@c@test@mathy {% finish inline math environment
\a@spacetrue \putwordb@x {\box1 }\a@spacetrue \test@token }
\a@spec@def \[{% math display in Arabic mode
\begingroup \endarabtext \leavevmode \let \a@end@dis \]%
\def \]{\a@end@dis \endgroup \a@spacefalse \test@token }\[}
\def \a@c@displaymath {% displaymath environment in Arabic mode
\endarabtext \leavevmode \displaymath }
\def \a@c@equation {\endarabtext \equation }
\def \a@c@eqnarray {\endarabtext \eqnarray }
\xpa\def \csname a@c@eqnarray*\endcsname {% eqnarray* environment
\endarabtext \csname eqnarray*\endcsname }
%%%%%%%%%%%%%%%%%%%%% inner environments %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def \end #1{% modified LaTeX version: tail supplied by \begin
\csname end#1\endcsname \@checkend {#1}%
\if@endpe \aftergroup \@doendpe \fi
\endgroup }
\def \a@c@@doendpe {% called in Arabic mode
\@doendpe \test@token }
\def \begin #1{% from LaTeX2e; after \end stay in Roman mode
\@ifundefined {#1}%
{\def \reserved@a {\@latex@error
{Environment #1 undefined}\@eha }}%
{\def \reserved@a {\def \@currenvir {#1}\edef \@currenvline {\on@line}%
\csname #1\endcsname }}%
\@ignorefalse \begingroup \aftergroup \a@endx
\@endpefalse \reserved@a }
\def \a@endx {% after \end in Roman mode
\if@ignore \@ignorefalse \ignorespaces \fi}
\def \a@c@begin #1{% Arabic version; after \end set Arabic mode
\@ifundefined {a@c@#1}%
{\def \reserved@a {\@latex@error
{Arabic mode: Environment #1 undefined}\@eha \test@token }}%
{\def \reserved@a {\def \@currenvir {#1}\edef \@currenvline {\on@line}%
\csname a@c@#1\endcsname }}%
\@ignorefalse \begingroup \aftergroup \a@endy
\@endpefalse \reserved@a }
\def \a@endy {% after \end in Arabic mode
\a@spacefalse \test@token }
%%%%%%%%%%%%%%%%%%%%% new commands %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def \a@c@newcommand #1#2#{\a@@def \newcommand {#1}{#2}}
\def \a@c@renewcommand #1#2#{\a@@def \renewcommand {#1}{#2}}
\def \a@c@providecommand #1#2#{\a@@def \providecommand {#1}{#2}}
\def \a@c@@env {\putwordb@x {\unhbox1 }\a@spacetrue \test@token }
\def \a@@env #1#2#3#4#5{% define environment in RL mode
\xpa \def \csname end#2\endcsname
{\def \end {\global \setbox1 \hbox {\unhbox \lineb@x}\aftergroup \@env }%
\test@token #5 \end }%
\xpa #1\csname a@c@#2\endcsname #3%
%{\setbox\lineb@x \box\lineb@x \a@spacetrue \test@token #4}%
{\setbox\lineb@x \box\lineb@x \let\ifa@space \ifa@space \test@token #4}%
\test@token }
\def \a@c@newenvironment #1#2#{\a@@env \newcommand {#1}{#2}}
\def \a@c@renewenvironment #1#2#{\a@@env \renewcommand {#1}{#2}}
\def \a@c@protect {\test@token }
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\endinput
%%%%%%%%%%%%%%%%%%%%%%%%%%%%% EOF %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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