catc-ctx.mkii / last modification: 2020-01-30 14:15
%D \module
%D   [       file=catc-cys,
%D        version=2006.09.18,
%D          title=\CONTEXT\ Catcode Macros,
%D       subtitle=Extra Tables,
%D         author=Hans Hagen,
%D           date=\currentdate,
%D      copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.

%D We prefer to define relevant catcode tables in this file instead
%D of everywhere around.

\ifdefined \ctxcatcodes \else \newcatcodetable \ctxcatcodes \fi
\ifdefined \prtcatcodes \else \newcatcodetable \prtcatcodes \fi

\startcatcodetable \ctxcatcodes
    \catcode\tabasciicode       \spacecatcode
    \catcode\endoflineasciicode \endoflinecatcode
    \catcode\formfeedasciicode  \endoflinecatcode
    \catcode\spaceasciicode     \spacecatcode
    \catcode\endoffileasciicode \ignorecatcode
    \catcode\circumflexasciicode\superscriptcatcode
    \catcode\underscoreasciicode\subscriptcatcode
    \catcode\ampersandasciicode \alignmentcatcode
    \catcode\backslashasciicode \escapecatcode
    \catcode\leftbraceasciicode \begingroupcatcode
    \catcode\rightbraceasciicode\endgroupcatcode
    \catcode\dollarasciicode    \mathshiftcatcode
    \catcode\hashasciicode      \parametercatcode
    \catcode\commentasciicode   \commentcatcode
    \catcode\tildeasciicode     \activecatcode
    \catcode\barasciicode       \activecatcode
\stopcatcodetable

\startcatcodetable \prtcatcodes
    \catcode\tabasciicode       \spacecatcode
    \catcode\endoflineasciicode \endoflinecatcode
    \catcode\formfeedasciicode  \endoflinecatcode
    \catcode\spaceasciicode     \spacecatcode
    \catcode\endoffileasciicode \ignorecatcode
    \catcode\circumflexasciicode\superscriptcatcode
    \catcode\underscoreasciicode\subscriptcatcode
    \catcode\ampersandasciicode \alignmentcatcode
    \catcode\backslashasciicode \escapecatcode
    \catcode\leftbraceasciicode \begingroupcatcode
    \catcode\rightbraceasciicode\endgroupcatcode
    \catcode\dollarasciicode    \mathshiftcatcode
    \catcode\hashasciicode      \parametercatcode
    \catcode\commentasciicode   \commentcatcode
    \catcode`\@                 \lettercatcode
    \catcode`\!                 \lettercatcode
    \catcode`\?                 \lettercatcode
    \catcode\tildeasciicode     \activecatcode
    \catcode\barasciicode       \activecatcode
\stopcatcodetable

\letcatcodecommand \ctxcatcodes \barasciicode   \relax
\letcatcodecommand \ctxcatcodes \tildeasciicode \relax

     \catcodetable        \ctxcatcodes
\let \defaultcatcodetable \ctxcatcodes

% for the moment here:

\def\starttexcode
  {\pushcatcodetable
   \catcodetable\prtcatcodes}

\def\stoptexcode
  {\popcatcodetable}

\endinput