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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% xy.4ht 2009-05-21-09:32 %
% Copyright (C) 2000--2009 Eitan M. Gurari %
% %
% 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. The latest version of this license is %
% in %
% http://www.latex-project.org/lppl.txt %
% and version 1.3c 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 Eitan M. Gurari. %
% %
% If you modify this program your changing its signature %
% with a directive of the following form will be %
% appreciated. %
% \message{signature} %
% %
% gurari@cse.ohio-state.edu %
% http://www.cse.ohio-state.edu/~gurari %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\immediate\write-1{version 2009-05-21-09:32}
\pend:def\xy{\a:xypic}
\append:def\endxy{\b:xypic}
\NewConfigure{xypic}{2}
\def\:tempa#1#2{%
\def\:tempc##1{%
\def\:temp{%
\ifx #1\next \let\next^%
\def\:temp########1{##1^}%
\else
\ifx #2\next \let\next_%
\def\:temp########1{##1_}%
\else \let\:temp##1\fi
\fi
\:temp}\futurelet\next\:temp}%
}
\:CheckOption{no^} \if:Option \else
\:CheckOption{^13} \if:Option \catcode`\^13
\else \catcode`\^12 \fi
\fi
\:CheckOption{no_} \if:Option \else
\:CheckOption{_13} \if:Option \catcode`\_13
\else \catcode`\_12 \fi
\fi
\:tempa^_
\catcode`\^7
\catcode`\_8
\HLet\xyFN@\:tempc
\expandafter\ifx \csname xyv2version\endcsname\relax\else
\let\xy:diagram\diagram
\def\diagram{\a:diagram \xy:diag}
\def\xy:diag#1\enddiagram{\xy:diagram#1\enddiagram\b:diagram}
\NewConfigure{diagram}{2}
\fi
\Hinput{xy}
\endinput
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