% This is hhline.sty but the \ifx in \HH@loop have been replaced by
% \if so that \hhline works even if the ':' character is active
% Frederic.Boulanger@supelec.fr
%
% checksum = "10694 63 127 2509"
%
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{hhlinex}
         [2001/01/23 v1.00 Table rule package (Frederic Boulanger)]
\def\HH@box#1#2{\vbox{%
  \hrule \@height \arrayrulewidth \@width #1
  \vskip \doublerulesep
  \hrule \@height \arrayrulewidth \@width #2}}
\def\HH@add#1{\toks@\expandafter{\the\toks@#1}}

\def\HH@xexpast#1*#2#3#4\@@{%
   \@tempcnta #2
   \toks@={#1}\@temptokena={#3}%
   \let\the@toksz\relax \let\the@toks\relax
   \def\@tempa{\the@toksz}%
   \ifnum\@tempcnta >0 \@whilenum\@tempcnta >0\do
     {\edef\@tempa{\@tempa\the@toks}\advance \@tempcnta \m@ne}%
       \let \@tempb \HH@xexpast \else
       \let \@tempb \HH@xexnoop \fi
   \def\the@toksz{\the\toks@}\def\the@toks{\the\@temptokena}%
   \edef\@tempa{\@tempa}%
   \expandafter \@tempb \@tempa #4\@@}

\def\HH@xexnoop#1\@@{}
\def\hhline#1{\omit\@firstamptrue\@tempswafalse
\global\setbox\@ne\HH@box\doublerulesep\doublerulesep
  \xdef\@tempc{\ifx\extrarowheight\HH@undef\hskip-.5\arrayrulewidth\fi}%
    \HH@xexpast\relax#1*0x\@@\toks@{}\expandafter\HH@let\@tempa`}

\def\HH@let#1{\futurelet\@tempb\HH@loop}

\def\HH@loop{%
  \if\@tempb`\def\next##1{\the\toks@\cr}\else\let\next\HH@let
  \if\@tempb|\if@tempswa\HH@add{\hskip\doublerulesep}\fi\@tempswatrue
          \HH@add{\@tempc\vline\@tempc}\else
  \if\@tempb:\if@tempswa\HH@add{\hskip\doublerulesep}\fi\@tempswatrue
      \HH@add{\@tempc\HH@box\arrayrulewidth\arrayrulewidth\@tempc}\else
  \if\@tempb##\if@tempswa\HH@add{\hskip\doublerulesep}\fi\@tempswatrue
         \HH@add{\@tempc\vline\@tempc\copy\@ne\@tempc\vline\@tempc}\else
  \if\@tempb~\@tempswafalse
           \if@firstamp\@firstampfalse\else\HH@add{&\omit}\fi
              \HH@add{\hfil}\else
  \if\@tempb-\@tempswafalse
           \if@firstamp\@firstampfalse\else\HH@add{&\omit}\fi
              \HH@add{\leaders\hrule\@height\arrayrulewidth\hfil}\else
  \if\@tempb=\@tempswafalse
       \if@firstamp\@firstampfalse\else\HH@add{&\omit}\fi
       \HH@add
          {\rlap{\copy\@ne}\leaders\copy\@ne\hfil\llap{\copy\@ne}}\else
  \if\@tempb t\HH@add{\rlap{\HH@box\doublerulesep\z@}}\else
  \if\@tempb b\HH@add{\rlap{\HH@box\z@\doublerulesep}}\else
  \PackageWarning{hhline}%
      {\meaning\@tempb\space ignored in \noexpand\hhline argument%
       \MessageBreak}%
  \fi\fi\fi\fi\fi\fi\fi\fi\fi
  \next}
\endinput
%%