/usr/share/texlive/texmf-dist/tex/plain/metatex/metatex.tex is in texlive-generic-extra 2013.20140215-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 | % METATeX.TeX (RMCG19940730)
% METATeX.TeX communicates TeX and METAFONT
% Copyright (C) 2003, 2004 Ram\'on Casares
%
% This program is free software; you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation; either version 2 of the License, or
% (at your option) any later version.
%
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with this program; if not, write to the
% Free Software Foundation, Inc.,
% 59 Temple Place, Suite 330,
% Boston, MA 02111-1307 USA
%\message{V1.0 by RMCG 20031002}
\message{V1.1 by RMCG 20040812} % mptopdf -> mtmp2pdf
\chardef\MToldatcatcode=\catcode`\@\catcode`\@=11
\newif\ifMTf@le % true if auxiliar.mf is found (second pass)
\newif\ifMTmf % true if second pass and MF (not MPost) has drawn the figures
\newwrite\MToutf@le
\newread\MTinf@le
\newbox\MTbox
\newbox\MTb@x
\newcount\MTn@
\newdimen\MTxpos@
\newdimen\MTypos@
\openin\MTinf@le=auxiliar.mf % First see if the mf file exists
\ifeof\MTinf@le \MTf@lefalse \else \MTf@letrue \fi
\closein\MTinf@le
\def\MTendmark{}
{\obeylines\gdef\MTign@re#1
{\def\next{#1}\ifx\next\MTendmark \let\next\endgroup \else %
\let\next\MTign@re\fi \next}}
{\obeylines\gdef\MTc@py#1
{\def\next{#1}\ifx\next\MTendmark \let\next\endgroup \else %
\immediate\write\MToutf@le{\next}\let\next\MTc@py\fi \next}}
{\obeylines\gdef\MTign@reline#1
{\endgroup}}
{\obeylines\gdef\MTc@pyline#1
{\immediate\write\MToutf@le{#1}\endgroup}}
\def\MTsetupc@py{\def\do##1{\catcode`##1=12 }\dospecials
\catcode`\\=0 \let\\=\MTbackslash \obeyspaces\obeylines}
\def\MTmf@mp{\ifeof\MTinf@le
\errhelp={It seems to me that file auxiliar.mf has not been processed,
or that file auxiliar.log was deleted.}%
\errmessage{File auxiliar.log not found}%
\else
\read\MTinf@le to \next % reads METAXXXX banner
\def\MT@mf{METAFONT}%
\def\MT@##1 ##2 ##3,##4\MT@@{##3}% #1 = This, #2 = is, #3 = METAFONT ?
\edef\MTmeta{\expandafter\MT@\next\MT@@}%
\message{(Drawings made by \MTmeta)}%
\ifx\MTmeta\MT@mf \MTmftrue \else \MTmffalse \fi
\fi}
\def\MTl@gl@b{\MTloglabel }
\def\MTgetl@g{\ifeof\MTinf@le \let\next\relax
\errhelp={I was expecting to read a label location.}%
\errmessage{Unexpected end of auxiliar.log}%
\else \read\MTinf@le to \next
\ifx\next\MTl@gl@b \let\next\relax
{\catcode`\>=9
\global\read\MTinf@le to \MTxpos@text
\global\read\MTinf@le to \MTypos@text }%
\else \let\next\MTgetl@g \fi\fi \next}
\escapechar=-1 \edef\MTbackslash{\string\\}\escapechar=`\\
\def\MTslashing{\begingroup \escapechar=-1 \edef\\{\string\\}%
\edef\{{\string\{}\edef\}{\string\}}\edef\#{\string\#}%
\edef\${\string\$}\edef\^{\string\^}\edef\_{\string\_}%
\edef\&{\string\&}\edef\~{\string\~}\edef\%{\string\%}%
\escapechar=`\\}
\let\MTendslashing=\endgroup
\def\MTf@rst#1#2#3/{#1}\def\MTsec@nd#1#2#3/{#2}
\ifMTf@le \message{Second TeX pass} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\openin\MTinf@le=auxiliar.log
\MTmf@mp
\ifMTmf % METAFONT has written auxiliar.log
\font\MTfont=auxiliar \def\MTchar{\MTfont\char\MTn@}%
\else % MetaPost has written auxiliar.log
\ifx\pdfliteral\undefined
\def\MTchar{\special{psfile=auxiliar.\number\MTn@}}%
\else
\input mtmp2pdf
\def\MTchar{\MPtoPDF{auxiliar.\number\MTn@}}%
%\input supp-pdf.tex % Context
%\let\oldfinMPgrap=\finishMPgraphic % to avoid centering
%\def\finishMPgraphic{\xdef\MPxoffset{0}\xdef\MPyoffset{0}\oldfinMPgrap}%
%\def\MTchar{\convertMPtoPDF{auxiliar.\number\MTn@}{1}{1}}%
\fi
\fi
\def\MTcode{\begingroup\MTsetupc@py\MTign@re{ }}
\def\MT:{\begingroup\MTsetupc@py\MTign@reline}
\def\MTline#1{}
\def\MTbeginchar(#1,#2,#3);{\setbox\MTb@x=\hbox{\MTchar}%
\wd\MTb@x=#1\ht\MTb@x=#2\dp\MTb@x=#3\setbox\MTbox=\vtop{\box\MTb@x}}
\def\MTlabel#1(#2)#3"#4";{\setbox\MTb@x\hbox{#4}\MTgetl@g
\MTxpos@=\MTxpos@text pt \MTypos@=\MTypos@text pt \dimen@=\dp\MTbox
\setbox\MTbox=\vtop{\unvbox\MTbox\nointerlineskip
\def\1{\MTf@rst#3cc/}\def\2{\MTsec@nd#3cc/}%
\vbox to 0pt{\advance\dimen@\MTypos@ \kern-\dimen@
\if b\1\kern-\ht\MTb@x \else \if c\1\kern-0.5\ht\MTb@x \fi\fi
\hbox to 0pt{\kern\MTxpos@
\if r\2\kern-\wd\MTb@x \else \if c\2\kern-0.5\wd\MTb@x \fi\fi
\box\MTb@x\hss}\vss}}}
\def\MTendchar;{\global\advance\MTn@1 }
\else \message{First TeX pass} %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\let\MTfont=\nullfont
\let\MTchar=\relax
\tracinglostchars=0
\immediate\openout\MToutf@le=auxiliar.mf
\def\MTcode{\begingroup\MTsetupc@py\MTc@py{ }}
\def\MT:{\begingroup\MTsetupc@py\MTc@pyline}
\def\MTline#1{\MTslashing\immediate\write\MToutf@le{#1}\MTendslashing}
\def\MTbeginchar(#1,#2,#3);{%
\MTline{beginchar(\number\MTn@,#1\#,#2\#,#3\#); \% line \the\inputlineno}%
\global\setbox\MTbox=\vtop{}\wd\MTbox=#1\ht\MTbox=#2\dp\MTbox=#3}
\def\MTlabel#1(#2)#3"#4";{{\setbox0=\hbox{#4}%
\def\1{\MTf@rst#3cc/}\def\2{\MTsec@nd#3cc/}%
\MTline{ MTlabel(#2)("\1","\2","#1",\the\wd0,\the\ht0,\the\dp0);}}}
\def\MTendchar;{\MTline{endchar;}\MTline{}\global\advance\MTn@1 }
\fi
\MT:% Generated by METATeX
\MT:
\MT: mag:=\number\mag/1000;
\MT:
\MT: truept = pt/mag; truept# = pt#/mag;
\MT: truepc = pc/mag; truepc# = pc#/mag;
\MT: truein = in/mag; truein# = in#/mag;
\MT: truebp = bp/mag; truebp# = bp#/mag;
\MT: truecm = cm/mag; truecm# = cm#/mag;
\MT: truemm = mm/mag; truemm# = mm#/mag;
\MT: truedd = dd/mag; truedd# = dd#/mag;
\MT: truecc = cc/mag; truecc# = cc#/mag;
\MT:
\MT:if known prologues: % if mpost:
\MT:
\MT: mm#=2.84528; pt#=1; dd#=1.07001; bp#=1.00375;
\MT: cm#=28.45276; pc#=12; cc#=12.84010; in#=72.27;
\MT:
\MT: string extra_setup, extra_beginchar, extra_endchar;
\MT: extra_setup = extra_beginchar = extra_endchar = "";
\MT:
\MT: def mode_setup =
\MT: proofing:=0; % no, we're not making proofs
\MT: fontmaking:=0; % no, we're not making a font
\MT: tracingtitles:=0; % no, don't show titles at all
\MT: scantokens extra_setup;
\MT: enddef;
\MT:
\MT: def beginchar(expr c,w_sharp,h_sharp,d_sharp) =
\MT: begingroup
\MT: charcode:=c;
\MT: w:=w_sharp*pt; h:=h_sharp*pt; d:=d_sharp*pt;
\MT: clearxy; clearit; clearpen;
\MT: pickup defaultpen;
\MT: drawoptions();
\MT: scantokens extra_beginchar;
\MT: enddef;
\MT:
\MT: def endchar =
\MT: scantokens extra_endchar;
\MT: shipit;
\MT: endgroup
\MT: enddef;
\MT:
\MT:else: % mf
\MT: mode:=localfont;
\MT:fi
\MT:
\MT:mode_setup;
\MT:
\MT:def MTlabel(suffix i)(expr v,h,add,wd,ht,dp) =
\MT: x.i.l = x.i if h="c": - wd/2 elseif h="r": - wd fi;
\MT: y.i.t = y.i if v="c": + ht/2 elseif v="b": + ht fi;
\MT: x.i.r = x.i.l + wd; y.i.b = y.i.t - ht - dp;
\MT: if not (add=""): erase fill (x.i.l,y.i.t) --
\MT: (x.i.l,y.i.b) -- (x.i.r,y.i.b) -- (x.i.r,y.i.t) -- cycle; fi
\MT: message"\\MTloglabel"; show x\\i/pt; show y\\i/pt; message"";
\MT:enddef;
\MT:
\let\texbye=\bye
\outer\def\bye{\ifMTf@le \closein\MTinf@le \else
\MTline{end.}\immediate\closeout\MToutf@le \fi
\par\vfill\supereject\end}
\catcode`\@=\MToldatcatcode
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