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Annotation of 43BSDReno/contrib/emacs-18.55/man/texinfo.tex, revision 1.1

1.1     ! root        1: %% TeX macros to handle texinfo files
        !             2: 
        !             3: %   Copyright (C) 1985, 1986, 1988 Free Software Foundation, Inc.
        !             4: 
        !             5: %GNU CC is free software; you can redistribute it and/or modify
        !             6: %it under the terms of the GNU General Public License as published by
        !             7: %the Free Software Foundation; either version 1, or (at your option)
        !             8: %any later version.
        !             9: 
        !            10: %GNU CC is distributed in the hope that it will be useful,
        !            11: %but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            12: %MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            13: %GNU General Public License for more details.
        !            14: 
        !            15: %You should have received a copy of the GNU General Public License
        !            16: %along with GNU CC; see the file COPYING.  If not, write to
        !            17: %the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
        !            18: 
        !            19: 
        !            20: %In other words, you are welcome to use, share and improve this program.
        !            21: %You are forbidden to forbid anyone else to use, share and improve
        !            22: %what you give them.   Help stamp out software-hoarding!
        !            23: 
        !            24: \def\texinfoversion{1.26}
        !            25: \message{Loading texinfo package [Version \texinfoversion]:}
        !            26: \message{}
        !            27: 
        !            28: % Save some parts of plain tex whose names we will redefine.
        !            29: 
        !            30: \let\ptexlbrace=\{
        !            31: \let\ptexrbrace=\}
        !            32: \let\ptexdot=\.
        !            33: \let\ptexstar=\*
        !            34: \let\ptexend=\end
        !            35: \let\ptexbullet=\bullet
        !            36: \let\ptexb=\b
        !            37: \let\ptexc=\c
        !            38: \let\ptexi=\i
        !            39: \let\ptext=\t
        !            40: \let\ptexl=\l
        !            41: \let\ptexL=\L
        !            42: 
        !            43: \def\tie{\penalty 10000\ }     % Save plain tex definition of ~.
        !            44: 
        !            45: \message{Basics,}
        !            46: \chardef\other=12
        !            47: 
        !            48: \hyphenation{ap-pen-dix}
        !            49: \hyphenation{mini-buf-fer mini-buf-fers}
        !            50: \hyphenation{eshell}
        !            51: 
        !            52: % Margin to add to right of even pages, to left of odd pages.
        !            53: \newdimen \bindingoffset  \bindingoffset=0pt
        !            54: \newdimen \normaloffset   \normaloffset=\hoffset
        !            55: \newdimen\pagewidth \newdimen\pageheight
        !            56: \pagewidth=\hsize \pageheight=\vsize
        !            57: 
        !            58: %---------------------Begin change-----------------------
        !            59: %
        !            60: % Dimensions to add cropmarks at corners Added by P. A. MacKay, 12 Nov. 1986
        !            61: %
        !            62: \newdimen\cornerlong \newdimen\cornerthick
        !            63: \newdimen \topandbottommargin
        !            64: \newdimen \outerhsize \newdimen \outervsize
        !            65: \cornerlong=1pc\cornerthick=.3pt       % These set size of cropmarks
        !            66: \outerhsize=7in
        !            67: \outervsize=9.5in
        !            68: \topandbottommargin=.75in
        !            69: %
        !            70: %---------------------End change-----------------------
        !            71: 
        !            72: % \onepageout takes a vbox as an argument.  Note that \pagecontents
        !            73: % does insertions itself, but you have to call it yourself.
        !            74: \chardef\PAGE=255  \output={\onepageout{\pagecontents\PAGE}}
        !            75: \def\onepageout#1{\hoffset=\normaloffset
        !            76: \ifodd\pageno  \advance\hoffset by \bindingoffset
        !            77: \else \advance\hoffset by -\bindingoffset\fi
        !            78: \shipout\vbox{{\let\hsize=\pagewidth \makeheadline} \pagebody{#1}%
        !            79:  {\let\hsize=\pagewidth \makefootline}}
        !            80: \advancepageno \ifnum\outputpenalty>-20000 \else\dosupereject\fi}
        !            81: 
        !            82: 
        !            83: % Here is a modification of the main output routine for Near East Publications
        !            84: % This provides right-angle cropmarks at all four corners.
        !            85: % The contents of the page are centerlined into the cropmarks,
        !            86: % and any desired binding offset is added as an \hskip on either
        !            87: % site of the centerlined box.  (P. A. MacKay, 12 November, 1986)
        !            88: %
        !            89: \def\croppageout#1{\hoffset=0pt % make sure this doesn't mess things up
        !            90:                 \shipout
        !            91:                 \vbox to \outervsize{\hsize=\outerhsize
        !            92:                  \vbox{\line{\ewtop\hfill\ewtop}}
        !            93:                  \nointerlineskip
        !            94:                  \line{\vbox{\moveleft\cornerthick\nstop}
        !            95:                        \hfill
        !            96:                        \vbox{\moveright\cornerthick\nstop}}
        !            97:                  \vskip \topandbottommargin
        !            98:                  \centerline{\ifodd\pageno\hskip\bindingoffset\fi
        !            99:                        \vbox{
        !           100:                        {\let\hsize=\pagewidth \makeheadline}
        !           101:                        \pagebody{#1}
        !           102:                        {\let\hsize=\pagewidth \makefootline}}
        !           103:                        \ifodd\pageno\else\hskip\bindingoffset\fi}
        !           104:                 \vskip \topandbottommargin plus1fill minus1fill
        !           105:                  \boxmaxdepth\cornerthick
        !           106:                  \line{\vbox{\moveleft\cornerthick\nsbot}
        !           107:                        \hfill
        !           108:                        \vbox{\moveright\cornerthick\nsbot}}
        !           109:                  \nointerlineskip
        !           110:                  \vbox{\line{\ewbot\hfill\ewbot}}
        !           111:        }
        !           112:   \advancepageno 
        !           113:   \ifnum\outputpenalty>-20000 \else\dosupereject\fi}
        !           114: %
        !           115: % Do @cropmarks to get crop marks
        !           116: \def\cropmarks{\let\onepageout=\croppageout }
        !           117: 
        !           118: \def\pagebody#1{\vbox to\pageheight{\boxmaxdepth=\maxdepth #1}}
        !           119: {\catcode`\@ =11
        !           120: \gdef\pagecontents#1{\ifvoid\topins\else\unvbox\topins\fi
        !           121: \dimen@=\dp#1 \unvbox#1
        !           122: \ifvoid\footins\else\vskip\skip\footins\footnoterule \unvbox\footins\fi
        !           123: \ifr@ggedbottom \kern-\dimen@ \vfil \fi}
        !           124: }
        !           125: 
        !           126: %
        !           127: % Here are the rules for the cropmarks.  Note that they are
        !           128: % offset so that the space between them is truly \outerhsize or \outervsize
        !           129: % (P. A. MacKay, 12 November, 1986)
        !           130: %
        !           131: \def\ewtop{\vrule height\cornerthick depth0pt width\cornerlong}
        !           132: \def\nstop{\vbox
        !           133:   {\hrule height\cornerthick depth\cornerlong width\cornerthick}}
        !           134: \def\ewbot{\vrule height0pt depth\cornerthick width\cornerlong}
        !           135: \def\nsbot{\vbox
        !           136:   {\hrule height\cornerlong depth\cornerthick width\cornerthick}}
        !           137: 
        !           138: % Parse an argument, then pass it to #1.
        !           139: % The argument can be delimited with [...] or with "..." or braces
        !           140: % or it can be a whole line.
        !           141: % #1 should be a macro which expects
        !           142: % an ordinary undelimited TeX argument.
        !           143: 
        !           144: \def\parsearg #1{\let\next=#1\begingroup\obeylines\futurelet\temp\parseargx}
        !           145: 
        !           146: \def\parseargx{%
        !           147: \ifx \obeyedspace\temp \aftergroup\parseargdiscardspace \else%
        !           148: \aftergroup \parseargline %
        !           149: \fi \endgroup}
        !           150: 
        !           151: {\obeyspaces %
        !           152: \gdef\parseargdiscardspace {\begingroup\obeylines\futurelet\temp\parseargx}}
        !           153: 
        !           154: \gdef\obeyedspace{\ }
        !           155: 
        !           156: \def\parseargline{\begingroup \obeylines \parsearglinex}
        !           157: {\obeylines %
        !           158: \gdef\parsearglinex #1^^M{\endgroup \next {#1}}}
        !           159: 
        !           160: \def\flushcr{\ifx\par\lisppar \def\next##1{}\else \let\next=\relax \fi \next}
        !           161: 
        !           162: %% These are used to keep @begin/@end levels from running away
        !           163: %% Call \inENV within environments (after a \begingroup)
        !           164: \newif\ifENV \ENVfalse \def\inENV{\ifENV\relax\else\ENVtrue\fi}
        !           165: \def\ENVcheck{%
        !           166: \ifENV\errmessage{Still within an environment.  Type Return to continue.}
        !           167: \endgroup\fi} % This is not perfect, but it should reduce lossage
        !           168: 
        !           169: % @begin foo  is the same as @foo, for now.
        !           170: \newhelp\EMsimple{Type <Return> to continue}
        !           171: 
        !           172: \outer\def\begin{\parsearg\beginxxx}
        !           173: 
        !           174: \def\beginxxx #1{%
        !           175: \expandafter\ifx\csname #1\endcsname\relax
        !           176: {\errhelp=\EMsimple \errmessage{Undefined command @begin #1}}\else
        !           177: \csname #1\endcsname\fi}
        !           178: 
        !           179: %% @end foo executes the definition of \Efoo.
        !           180: %% foo can be delimited by doublequotes or brackets.
        !           181: 
        !           182: \def\end{\parsearg\endxxx}
        !           183: 
        !           184: \def\endxxx #1{%
        !           185: \expandafter\ifx\csname E#1\endcsname\relax
        !           186: \expandafter\ifx\csname #1\endcsname\relax
        !           187: \errmessage{Undefined command @end #1}\else
        !           188: \errorE{#1}\fi\fi
        !           189: \csname E#1\endcsname}
        !           190: \def\errorE#1{
        !           191: {\errhelp=\EMsimple \errmessage{@end #1 not within #1 environment}}}
        !           192: 
        !           193: % Single-spacing is done by various environments.
        !           194: 
        !           195: \newskip\singlespaceskip \singlespaceskip = \baselineskip
        !           196: \def\singlespace{%
        !           197: {\advance \baselineskip by -\singlespaceskip
        !           198: \kern \baselineskip}%
        !           199: \baselineskip=\singlespaceskip
        !           200: }
        !           201: 
        !           202: %% Simple single-character @ commands
        !           203: 
        !           204: % @@ prints an @
        !           205: % Kludge this until the fonts are right (grr).
        !           206: \def\@{{\sf \char '100}}
        !           207: 
        !           208: % Define @` and @' to be the same as ` and '
        !           209: % but suppressing ligatures.
        !           210: \def\`{{`}}
        !           211: \def\'{{'}}
        !           212: 
        !           213: % Used to generate quoted braces.
        !           214: 
        !           215: \def\mylbrace {{\tt \char '173}}
        !           216: \def\myrbrace {{\tt \char '175}}
        !           217: \let\{=\mylbrace
        !           218: \let\}=\myrbrace
        !           219: 
        !           220: % @: forces normal size whitespace following.
        !           221: \def\:{\spacefactor=1000 }
        !           222: 
        !           223: % @* forces a line break.
        !           224: \def\*{\hfil\break}
        !           225: 
        !           226: % @. is an end-of-sentence period.
        !           227: \def\.{.\spacefactor=3000 }
        !           228: 
        !           229: % @w prevents a word break
        !           230: \def\w #1{\hbox{#1}}
        !           231: 
        !           232: % @group ... @end group  forces ... to be all on one page.
        !           233: 
        !           234: \def\group{\begingroup% \inENV ???
        !           235: \def \Egroup{\egroup\endgroup}
        !           236: \vbox\bgroup}
        !           237: 
        !           238: % @br   forces paragraph break
        !           239: 
        !           240: \let\br = \par
        !           241: 
        !           242: % @dots{}  output some dots
        !           243: 
        !           244: \def\dots{$\ldots$}
        !           245: 
        !           246: % @page    forces the start of a new page
        !           247: 
        !           248: \def\page{\par\vfill\supereject}
        !           249: 
        !           250: % @exdent text....
        !           251: % outputs text on separate line in roman font, starting at standard page margin
        !           252: 
        !           253: \def\exdent{\errmessage{@exdent in filled text}}
        !           254:   % @lisp, etc, define \exdent locally from \internalexdent
        !           255: 
        !           256: {\obeyspaces
        !           257: \gdef\internalexdent{\parsearg\exdentzzz}}
        !           258: 
        !           259: \def\exdentzzz #1{{\advance \leftskip by -\lispnarrowing
        !           260: \advance \hsize by -\leftskip
        !           261: \advance \hsize by -\rightskip
        !           262: \leftline{{\rm#1}}}}
        !           263: 
        !           264: % @include file    insert text of that file as input.
        !           265: 
        !           266: \def\include{\parsearg\includezzz}
        !           267: \def\includezzz #1{{\def\thisfile{#1}\input #1
        !           268: }}
        !           269: 
        !           270: \def\thisfile{}
        !           271: 
        !           272: % @center line   outputs that line, centered
        !           273: 
        !           274: \def\center{\parsearg\centerzzz}
        !           275: \def\centerzzz #1{{\advance\hsize by -\leftskip
        !           276: \advance\hsize by -\rightskip
        !           277: \centerline{#1}}}
        !           278: 
        !           279: % @sp n   outputs n lines of vertical space
        !           280: 
        !           281: \def\sp{\parsearg\spxxx}
        !           282: \def\spxxx #1{\par \vskip #1\baselineskip}
        !           283: 
        !           284: % @comment ...line which is ignored...
        !           285: % @c is the same as @comment
        !           286: % @ignore ... @end ignore  is another way to write a comment
        !           287: 
        !           288: \def\comment{\parsearg \commentxxx}
        !           289: 
        !           290: \def\commentxxx #1{}
        !           291: 
        !           292: \let\c=\comment
        !           293: 
        !           294: % Prevent errors for section commands.
        !           295: % Used in @ignore and in failing conditionals.
        !           296: \def\ignoresections{%
        !           297: \let\chapter=\relax
        !           298: \let\unnumbered=\relax
        !           299: \let\unnumberedsec=\relax
        !           300: \let\unnumberedsection=\relax
        !           301: \let\unnumberedsubsec=\relax
        !           302: \let\unnumberedsubsection=\relax
        !           303: \let\unnumberedsubsubsec=\relax
        !           304: \let\unnumberedsubsubsection=\relax
        !           305: \let\section=\relax
        !           306: \let\subsec=\relax
        !           307: \let\subsubsec=\relax
        !           308: \let\subsection=\relax
        !           309: \let\subsubsection=\relax
        !           310: \let\appendix=\relax
        !           311: \let\appendixsec=\relax
        !           312: \let\appendixsection=\relax
        !           313: \let\appendixsubsec=\relax
        !           314: \let\appendixsubsection=\relax
        !           315: \let\appendixsubsubsec=\relax
        !           316: \let\appendixsubsubsection=\relax
        !           317: }
        !           318: 
        !           319: \def\ignore{\begingroup\ignoresections\ignorexxx}
        !           320: \long\def\ignorexxx #1\end ignore{\endgroup}
        !           321: 
        !           322: % Conditionals to test whether a flag is set.
        !           323: 
        !           324: \outer\def\ifset{\begingroup\ignoresections\parsearg\ifsetxxx}
        !           325: 
        !           326: \def\ifsetxxx #1{\endgroup
        !           327: \expandafter\ifx\csname IF#1\endcsname\relax \let\temp=\ifsetfail
        !           328: \else \let\temp=\relax \fi
        !           329: \temp}
        !           330: \def\Eifset{}
        !           331: \def\ifsetfail{\begingroup\ignoresections\ifsetfailxxx}
        !           332: \long\def\ifsetfailxxx #1\end ifset{\endgroup}
        !           333: 
        !           334: \outer\def\ifclear{\begingroup\ignoresections\parsearg\ifclearxxx}
        !           335: 
        !           336: \def\ifclearxxx #1{\endgroup
        !           337: \expandafter\ifx\csname IF#1\endcsname\relax \let\temp=\relax
        !           338: \else \let\temp=\ifclearfail \fi
        !           339: \temp}
        !           340: \def\Eifclear{}
        !           341: \def\ifclearfail{\begingroup\ignoresections\ifclearfailxxx}
        !           342: \long\def\ifclearfailxxx #1\end ifclear{\endgroup}
        !           343: 
        !           344: % Some texinfo constructs that are trivial in tex
        !           345: 
        !           346: \def\iftex{}
        !           347: \def\Eiftex{}
        !           348: \def\ifinfo{\begingroup\ignoresections\ifinfoxxx}
        !           349: \long\def\ifinfoxxx #1\end ifinfo{\endgroup}
        !           350: \long\def\menu #1\end menu{}
        !           351: \def\asis#1{#1}
        !           352: 
        !           353: \def\node{\parsearg\nodezzz}
        !           354: \def\nodezzz#1{\nodexxx [#1,]}
        !           355: \def\nodexxx[#1,#2]{\gdef\lastnode{#1}}
        !           356: \let\lastnode=\relax
        !           357: 
        !           358: \def\donoderef{\ifx\lastnode\relax\else
        !           359: \expandafter\expandafter\expandafter\setref{\lastnode}\fi
        !           360: \let\lastnode=\relax}
        !           361: 
        !           362: \def\unnumbnoderef{\ifx\lastnode\relax\else
        !           363: \expandafter\expandafter\expandafter\unnumbsetref{\lastnode}\fi
        !           364: \let\lastnode=\relax}
        !           365: 
        !           366: \let\refill=\relax
        !           367:   
        !           368: % @setfilename is done at the beginning of every texinfo file.
        !           369: % So open here the files we need to have open while reading the input.
        !           370: % This makes it possible to make a .fmt file for texinfo.
        !           371: \def\setfilename{%
        !           372:    \readauxfile
        !           373:    \opencontents
        !           374:    \openindices
        !           375:    \fixbackslash  % Turn off hack to swallow `\input texinfo'.
        !           376:    \comment % Ignore the actual filename.
        !           377: }
        !           378: 
        !           379: \outer\def\bye{\pagealignmacro\tracingstats=1\ptexend}
        !           380: 
        !           381: \def\inforef #1{\inforefzzz #1,,,,**}
        !           382: \def\inforefzzz #1,#2,#3,#4**{See Info file \file{\losespace#3{}}, node `\losespace#1{}'}
        !           383: \def\losespace #1{#1}
        !           384: 
        !           385: \message{fonts,}
        !           386: 
        !           387: % Font-change commands.
        !           388: 
        !           389: %% Try out Computer Modern fonts at \magstephalf
        !           390: \font\tenrm=cmr10 scaled \magstephalf
        !           391: \font\tentt=cmtt10 scaled \magstephalf
        !           392: % Instead of cmb10, you many want to use cmbx10.
        !           393: % cmbx10 is a prettier font on its own, but cmb10
        !           394: % looks better when embedded in a line with cmr10.
        !           395: \font\tenbf=cmb10 scaled \magstephalf 
        !           396: \font\tenit=cmti10 scaled \magstephalf
        !           397: \font\tensl=cmsl10 scaled \magstephalf
        !           398: \font\tensf=cmss10 scaled \magstephalf
        !           399: \def\li{\sf}
        !           400: \font\tensc=cmcsc10 scaled \magstephalf
        !           401: 
        !           402: % Fonts for @defun, etc.
        !           403: \font\defbf=cmbx10 scaled \magstep1 %was 1314
        !           404: \let\deftt=\tentt
        !           405: \def\df{\let\tt=\deftt \defbf}
        !           406: 
        !           407: % Font for title
        !           408: \font\titlerm = cmbx10 scaled \magstep5
        !           409: 
        !           410: % Fonts for indices
        !           411: \font\indit=cmti9 \font\indrm=cmr9
        !           412: \def\indbf{\indrm} \def\indsl{\indit}
        !           413: \def\indexfonts{\let\it=\indit \let\sl=\indsl \let\bf=\indbf \let\rm=\indrm}
        !           414: 
        !           415: % Fonts for headings
        !           416: \font\chaprm=cmbx10 scaled \magstep3
        !           417: \font\chapit=cmti10 scaled \magstep3
        !           418: \font\chapsl=cmsl10 scaled \magstep3
        !           419: \font\chaptt=cmtt10 scaled \magstep3
        !           420: \font\chapsf=cmss10 scaled \magstep3
        !           421: \let\chapbf=\chaprm
        !           422: 
        !           423: \font\secrm=cmbx10 scaled \magstep2
        !           424: \font\secit=cmti10 scaled \magstep2
        !           425: \font\secsl=cmsl10 scaled \magstep2
        !           426: \font\sectt=cmtt10 scaled \magstep2
        !           427: \font\secsf=cmss10 scaled \magstep2
        !           428: \let\secbf=\secrm
        !           429: 
        !           430: % \font\ssecrm=cmbx10 scaled \magstep1    % This size an fontlooked bad.
        !           431: % \font\ssecit=cmti10 scaled \magstep1    % The letters were too crowded.
        !           432: % \font\ssecsl=cmsl10 scaled \magstep1
        !           433: % \font\ssectt=cmtt10 scaled \magstep1
        !           434: % \font\ssecsf=cmss10 scaled \magstep1
        !           435: 
        !           436: \font\ssecrm=cmb10 at 13pt     % Note the use of cmb rather than cmbx.
        !           437: \font\ssecit=cmti10 at 13pt    % Also, the size is a little larger than
        !           438: \font\ssecsl=cmsl10 at 13pt    % being scaled magstep1.
        !           439: \font\ssectt=cmtt10 at 13pt
        !           440: \font\ssecsf=cmss10 at 13pt
        !           441: 
        !           442: \let\ssecbf=\ssecrm
        !           443: 
        !           444: \def\textfonts{\let\rm=\tenrm\let\it=\tenit\let\sl=\tensl\let\bf=\tenbf%
        !           445: \let\smallcaps=\tensc\let\sf=\tensf}
        !           446: \def\chapfonts{\let\rm=\chaprm\let\it=\chapit\let\sl=\chapsl\let\bf=\chapbf\let\tt=\chaptt\let\sf=\chapsf}
        !           447: \def\secfonts{\let\rm=\secrm\let\it=\secit\let\sl=\secsl\let\bf=\secbf\let\tt=\sectt\let\sf=\secsf}
        !           448: \def\subsecfonts{\let\rm=\ssecrm\let\it=\ssecit\let\sl=\ssecsl\let\bf=\ssecbf\let\tt=\ssectt\let\sf=\ssecsf}
        !           449: % Count depth in font-changes, for error checks
        !           450: \newcount\fontdepth \fontdepth=0
        !           451: 
        !           452: % Font for table of contents.
        !           453: \font\truesecrm=cmr12
        !           454: 
        !           455: %% Add scribe-like font environments, plus @l for inline lisp (usually sans
        !           456: %% serif) and @ii for TeX italic
        !           457: 
        !           458: \def\i#1{{\sl #1}}
        !           459: \let\var=\i
        !           460: \let\dfn=\i
        !           461: \let\emph=\i
        !           462: \let\cite=\i
        !           463: 
        !           464: \def\b#1{{\bf #1}}
        !           465: \let\strong=\b
        !           466: 
        !           467: \def\t#1{{\tt \rawbackslash \frenchspacing #1}\null}
        !           468: \let\ttfont = \t
        !           469: \let\kbd=\t
        !           470: \let\code=\t
        !           471: \def\samp #1{`{\tt \rawbackslash \frenchspacing #1}'\null}
        !           472: \def\key #1{{\tt \uppercase{#1}}\null}
        !           473: \def\ctrl #1{{\tt \rawbackslash \hat}#1}
        !           474: 
        !           475: \let\file=\samp
        !           476: 
        !           477: \def\l#1{{\li #1}\null}                % 
        !           478: 
        !           479: \def\r#1{{\rm #1}}             % roman font
        !           480: \def\sc#1{{\\smallcaps #1}}    % smallcaps font
        !           481: \def\ii#1{{\it #1}}            % italic font
        !           482: 
        !           483: \def\titlefont#1{{\titlerm #1}}
        !           484: 
        !           485: % Make altmode in file print out right
        !           486: 
        !           487: \catcode `\^^[=\active \def^^[{$\diamondsuit$}
        !           488: 
        !           489: \message{page headings,}
        !           490: 
        !           491: \newskip\titlepagetopglue \titlepagetopglue = 1.5in
        !           492: \newskip\titlepagebottomglue \titlepagebottomglue = 2pc
        !           493: 
        !           494: % First the title page.  Must do @settitle before @titlepage.
        !           495: \font\titlerm = cmbx12 scaled \magstep2
        !           496: \def\titlefont#1{{\titlerm #1}}
        !           497: 
        !           498: \newtoks\realeverypar
        !           499: \newif\ifseenauthor
        !           500: 
        !           501: \def\titlepage{\begingroup \parindent=0pt \textfonts
        !           502:    \font\subtitlerm = cmr10 scaled \magstephalf
        !           503:    \def\subtitlefont{\subtitlerm \normalbaselineskip = 12pt \normalbaselines}%
        !           504:    %
        !           505:    \font\authorrm = cmbx12 scaled \magstep1
        !           506:    \def\authorfont{\authorrm \normalbaselineskip = 16pt \normalbaselines}%
        !           507:    %
        !           508:    % The first subtitle should have some space before it, but not the
        !           509:    % others.  They all should be ragged left.
        !           510: % ??? This code turned off because (1) it is wrong for all old title
        !           511: % pages, and (2) it makes an extra group which never is ended.
        !           512: %   \begingroup \realeverypar = {\leftskip = 2in plus 3em minus 1em
        !           513: %                    \parfillskip = 0pt}%
        !           514: %   \everypar = {\vglue \baselineskip \the\realeverypar
        !           515: %                \everypar={\the\realeverypar}}%
        !           516:    %
        !           517:    % Now you can print the title using @title.
        !           518:    \def\title{\parsearg\titlezzz}%
        !           519:    \def\titlezzz##1{\leftline{\titlefont{##1}
        !           520:                    \vskip4pt \hrule height 4pt \vskip4pt}%
        !           521:    \vglue\titlepagetopglue
        !           522:    %
        !           523:    % Now you can put text using @subtitle.
        !           524:    \def\subtitle{\parsearg\subtitlezzz}%
        !           525:    \def\subtitlezzz##1{{\subtitlefont \rightline{##1}}}%
        !           526:    %
        !           527:    % @author should come last, but may come many times.
        !           528:    \def\author{\parsearg\authorzzz}%
        !           529:    \def\authorzzz##1{\ifseenauthor\else\vskip 0pt plus 1filll\seenauthortrue\fi
        !           530:       {\authorfont \leftline{##1}}}%
        !           531:    %  
        !           532:    % Most title ``pages'' are actually two pages long, with space
        !           533:    % at the top of the second.  We don't want the ragged left on the second.
        !           534:    \let\oldpage = \page
        !           535: %   \def\page{\vskip4pt \hrule height 2pt \vskip\titlepagebottomglue
        !           536: %      \oldpage \endgroup\hrule height0pt\relax}%
        !           537:    \def\page{\oldpage \hbox{}}}
        !           538: }
        !           539: 
        !           540: \def\Etitlepage{\endgroup\page\HEADINGSon}
        !           541: 
        !           542: %%% Set up page headings and footings.
        !           543: 
        !           544: \let\thispage=\folio
        !           545: 
        !           546: \newtoks \evenheadline    % Token sequence for heading line of even pages
        !           547: \newtoks \oddheadline     % Token sequence for heading line of odd pages
        !           548: \newtoks \evenfootline    % Token sequence for footing line of even pages
        !           549: \newtoks \oddfootline     % Token sequence for footing line of odd pages
        !           550: 
        !           551: % Now make Tex use those variables
        !           552: \headline={{\textfonts\rm \ifodd\pageno \the\oddheadline \else \the\evenheadline \fi}}
        !           553: \footline={{\textfonts\rm \ifodd\pageno \the\oddfootline \else \the\evenfootline \fi}}
        !           554: 
        !           555: % Commands to set those variables.
        !           556: % For example, this is what  @headings on  does
        !           557: % @evenheading @thistitle|@thispage|@thischapter
        !           558: % @oddheading @thischapter|@thispage|@thistitle
        !           559: % @evenfooting @thisfile||
        !           560: % @oddfooting ||@thisfile
        !           561: 
        !           562: \def\evenheading{\parsearg\evenheadingxxx}
        !           563: \def\oddheading{\parsearg\oddheadingxxx}
        !           564: \def\everyheading{\parsearg\everyheadingxxx}
        !           565: 
        !           566: \def\evenfooting{\parsearg\evenfootingxxx}
        !           567: \def\oddfooting{\parsearg\oddfootingxxx}
        !           568: \def\everyfooting{\parsearg\everyfootingxxx}
        !           569: 
        !           570: {\catcode`\@=0 %
        !           571: 
        !           572: \gdef\evenheadingxxx #1{\evenheadingyyy #1@|@|@|@|\finish}
        !           573: \gdef\evenheadingyyy #1@|#2@|#3@|#4\finish{%
        !           574: \global\evenheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           575: 
        !           576: \gdef\oddheadingxxx #1{\oddheadingyyy #1@|@|@|@|\finish}
        !           577: \gdef\oddheadingyyy #1@|#2@|#3@|#4\finish{%
        !           578: \global\oddheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           579: 
        !           580: \gdef\everyheadingxxx #1{\everyheadingyyy #1@|@|@|@|\finish}
        !           581: \gdef\everyheadingyyy #1@|#2@|#3@|#4\finish{%
        !           582: \global\evenheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}
        !           583: \global\oddheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           584: 
        !           585: \gdef\evenfootingxxx #1{\evenfootingyyy #1@|@|@|@|\finish}
        !           586: \gdef\evenfootingyyy #1@|#2@|#3@|#4\finish{%
        !           587: \global\evenfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           588: 
        !           589: \gdef\oddfootingxxx #1{\oddfootingyyy #1@|@|@|@|\finish}
        !           590: \gdef\oddfootingyyy #1@|#2@|#3@|#4\finish{%
        !           591: \global\oddfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           592: 
        !           593: \gdef\everyfootingxxx #1{\everyfootingyyy #1@|@|@|@|\finish}
        !           594: \gdef\everyfootingyyy #1@|#2@|#3@|#4\finish{%
        !           595: \global\evenfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}
        !           596: \global\oddfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           597: %
        !           598: }% unbind the catcode of @.
        !           599: 
        !           600: % @headings double     turns headings on for double-sided printing.
        !           601: % @headings single     turns headings on for single-sided printing.
        !           602: % @headings off                turns them off.
        !           603: % @headings on         same as @headings double, retained for compatibility.
        !           604: % By default, they are off.
        !           605: 
        !           606: \def\headings #1 {\csname HEADINGS#1\endcsname}
        !           607: 
        !           608: \def\HEADINGSoff{
        !           609: \global\evenheadline={\hfil} \global\evenfootline={\hfil}
        !           610: \global\oddheadline={\hfil} \global\oddfootline={\hfil}}
        !           611: \HEADINGSoff
        !           612: % When we turn headings on, set the page number to 1.
        !           613: % For double-sided printing, put current file name in lower left corner,
        !           614: % chapter name on inside top of right hand pages, document
        !           615: % title on inside top of left hand pages, and page numbers on outside top
        !           616: % edge of all pages.
        !           617: \def\HEADINGSdouble{
        !           618: %\pagealignmacro
        !           619: \global\pageno=1
        !           620: \global\evenfootline={\hfil}
        !           621: \global\oddfootline={\hfil}
        !           622: \global\evenheadline={\line{\folio\hfil\thistitle}}
        !           623: \global\oddheadline={\line{\thischapter\hfil\folio}}
        !           624: }
        !           625: % For single-sided printing, chapter title goes across top left of page,
        !           626: % page number on top right.
        !           627: \def\HEADINGSsingle{
        !           628: %\pagealignmacro
        !           629: \global\pageno=1
        !           630: \global\evenfootline={\hfil}
        !           631: \global\oddfootline={\hfil}
        !           632: \global\evenheadline={\line{\thischapter\hfil\folio}}
        !           633: \global\oddheadline={\line{\thischapter\hfil\folio}}
        !           634: }
        !           635: \def\HEADINGSon{\HEADINGSdouble}
        !           636: 
        !           637: % Subroutines used in generating headings
        !           638: % Produces Day Month Year style of output.
        !           639: \def\today{\number\day\space
        !           640: \ifcase\month\or
        !           641: January\or February\or March\or April\or May\or June\or
        !           642: July\or August\or September\or October\or November\or December\fi
        !           643: \space\number\year}
        !           644: 
        !           645: % Use this if you want the Month Day, Year style of output.
        !           646: %\def\today{\ifcase\month\or
        !           647: %January\or February\or March\or April\or May\or June\or
        !           648: %July\or August\or September\or October\or November\or December\fi
        !           649: %\space\number\day, \number\year}
        !           650: 
        !           651: % @settitle line...  specifies the title of the document, for headings
        !           652: % It generates no output of its own
        !           653: 
        !           654: \def\thistitle{No Title}
        !           655: \def\settitle{\parsearg\settitlezzz}
        !           656: \def\settitlezzz #1{\gdef\thistitle{#1}}
        !           657: 
        !           658: \message{tables,}
        !           659: 
        !           660: % Tables -- @table, @ftable, @item(x), @kitem(x), @xitem(x).
        !           661: 
        !           662: % default indentation of table text
        !           663: \newdimen\tableindent \tableindent=.8in
        !           664: % default indentation of @itemize and @enumerate text
        !           665: \newdimen\itemindent  \itemindent=.3in
        !           666: % margin between end of table item and start of table text.
        !           667: \newdimen\itemmargin  \itemmargin=.1in
        !           668: 
        !           669: % used internally for \itemindent minus \itemmargin
        !           670: \newdimen\itemmax
        !           671: 
        !           672: % Note @table and @ftable define @item, @itemx, etc., with these defs.
        !           673: % They also define \itemindex
        !           674: % to index the item name in whatever manner is desired (perhaps none).
        !           675: 
        !           676: \def\internalBitem{\smallbreak \parsearg\itemzzz}
        !           677: \def\internalBitemx{\par \parsearg\itemzzz}
        !           678: 
        !           679: \def\internalBxitem "#1"{\def\xitemsubtopix{#1} \smallbreak \parsearg\xitemzzz}
        !           680: \def\internalBxitemx "#1"{\def\xitemsubtopix{#1} \par \parsearg\xitemzzz}
        !           681: 
        !           682: \def\internalBkitem{\smallbreak \parsearg\kitemzzz}
        !           683: \def\internalBkitemx{\par \parsearg\kitemzzz}
        !           684: 
        !           685: \def\kitemzzz #1{\dosubind {kw}{\code{#1}}{for {\bf \lastfunction}}\itemzzz {#1}}
        !           686: 
        !           687: \def\xitemzzz #1{\dosubind {kw}{\code{#1}}{for {\bf \xitemsubtopic}}\itemzzz {#1}}
        !           688: 
        !           689: \def\itemzzz #1{\begingroup %
        !           690: \advance \hsize by -\rightskip %
        !           691: \advance \hsize by -\leftskip %
        !           692: \setbox0=\hbox{\itemfont{#1}}%
        !           693: \itemindex{#1}%
        !           694: \parskip=0in %
        !           695: \noindent %
        !           696: \ifdim \wd0>\itemmax %
        !           697: \vadjust{\penalty 10000}%
        !           698: \hbox to \hsize{\hskip -\tableindent\box0\hss}\ %
        !           699: \else %
        !           700: \hbox to 0pt{\hskip -\tableindent\box0\hss}%
        !           701: \fi %
        !           702: \endgroup %
        !           703: }
        !           704: 
        !           705: \def\item{\errmessage{@item while not in a table}}
        !           706: \def\itemx{\errmessage{@itemx while not in a table}}
        !           707: \def\kitem{\errmessage{@kitem while not in a table}}
        !           708: \def\kitemx{\errmessage{@kitemx while not in a table}}
        !           709: \def\xitem{\errmessage{@xitem while not in a table}}
        !           710: \def\xitemx{\errmessage{@xitemx while not in a table}}
        !           711: 
        !           712: %% Contains a kludge to get @end[description] to work
        !           713: \def\description{\tablez{\dontindex}{1}{}{}{}{}}
        !           714: 
        !           715: \def\table{\begingroup\inENV\obeylines\obeyspaces\tablex}
        !           716: {\obeylines\obeyspaces%
        !           717: \gdef\tablex #1^^M{%
        !           718: \tabley\dontindex#1        \endtabley}}
        !           719: 
        !           720: \def\ftable{\begingroup\inENV\obeylines\obeyspaces\ftablex}
        !           721: {\obeylines\obeyspaces%
        !           722: \gdef\ftablex #1^^M{%
        !           723: \tabley\fnitemindex#1        \endtabley}}
        !           724: 
        !           725: \def\dontindex #1{}
        !           726: \def\fnitemindex #1{\doind {fn}{\code{#1}}}%
        !           727: 
        !           728: {\obeyspaces %
        !           729: \gdef\tabley#1#2 #3 #4 #5 #6 #7\endtabley{\endgroup%
        !           730: \tablez{#1}{#2}{#3}{#4}{#5}{#6}}}
        !           731: 
        !           732: \def\tablez #1#2#3#4#5#6{%
        !           733: \aboveenvbreak %
        !           734: \begingroup %
        !           735: \def\Edescription{\Etable}% Neccessary kludge.
        !           736: \let\itemindex=#1%
        !           737: \ifnum 0#3>0 \advance \leftskip by #3\mil \fi %
        !           738: \ifnum 0#4>0 \tableindent=#4\mil \fi %
        !           739: \ifnum 0#5>0 \advance \rightskip by #5\mil \fi %
        !           740: \def\itemfont{#2}%
        !           741: \itemmax=\tableindent %
        !           742: \advance \itemmax by -\itemmargin %
        !           743: \advance \leftskip by \tableindent %
        !           744: \parindent = 0pt
        !           745: \parskip = \smallskipamount
        !           746: \ifdim \parskip=0pt \parskip=2pt \fi%
        !           747: \def\Etable{\endgraf\endgroup\afterenvbreak}%
        !           748: \let\item = \internalBitem %
        !           749: \let\itemx = \internalBitemx %
        !           750: \let\kitem = \internalBkitem %
        !           751: \let\kitemx = \internalBkitemx %
        !           752: \let\xitem = \internalBxitem %
        !           753: \let\xitemx = \internalBxitemx %
        !           754: }
        !           755: 
        !           756: % This is the counter used by @enumerate, which is really @itemize
        !           757: 
        !           758: \newcount \itemno
        !           759: 
        !           760: \def\itemize{\parsearg\itemizezzz}
        !           761: 
        !           762: \def\itemizezzz #1{\itemizey {#1}{\Eitemize}}
        !           763: 
        !           764: \def\itemizey #1#2{%
        !           765: \aboveenvbreak %
        !           766: \begingroup %
        !           767: \itemno = 0 %
        !           768: \itemmax=\itemindent %
        !           769: \advance \itemmax by -\itemmargin %
        !           770: \advance \leftskip by \itemindent %
        !           771: \parindent = 0pt
        !           772: \parskip = \smallskipamount
        !           773: \ifdim \parskip=0pt \parskip=2pt \fi%
        !           774: \def#2{\endgraf\endgroup\afterenvbreak}%
        !           775: \def\itemcontents{#1}%
        !           776: \let\item=\itemizeitem}
        !           777: 
        !           778: \def\bullet{$\ptexbullet$}
        !           779: \def\minus{$-$}
        !           780: 
        !           781: \def\enumerate{\itemizey{\the\itemno.}\Eenumerate\flushcr}
        !           782: 
        !           783: % Definition of @item while inside @itemize.
        !           784: 
        !           785: \def\itemizeitem{%
        !           786: \advance\itemno by 1
        !           787: {\let\par=\endgraf \smallbreak}%
        !           788: \ifhmode \errmessage{\in hmode at itemizeitem}\fi
        !           789: {\parskip=0in \hskip 0pt
        !           790: \hbox to 0pt{\hss \itemcontents\hskip \itemmargin}%
        !           791: \vadjust{\penalty 300}}%
        !           792: \flushcr}
        !           793: 
        !           794: \message{indexing,}
        !           795: % Index generation facilities
        !           796: 
        !           797: % Define \newwrite to be identical to plain tex's \newwrite
        !           798: % except not \outer, so it can be used within \newindex.
        !           799: {\catcode`\@=11
        !           800: \gdef\newwrite{\alloc@7\write\chardef\sixt@@n}}
        !           801: 
        !           802: % \newindex {foo} defines an index named foo.
        !           803: % It automatically defines \fooindex such that
        !           804: % \fooindex ...rest of line... puts an entry in the index foo.
        !           805: % It also defines \fooindfile to be the number of the output channel for
        !           806: % the file that        accumulates this index.  The file's extension is foo.
        !           807: % The name of an index should be no more than 2 characters long
        !           808: % for the sake of vms.
        !           809: 
        !           810: \def\newindex #1{
        !           811: \expandafter\newwrite \csname#1indfile\endcsname% Define number for output file
        !           812: \openout \csname#1indfile\endcsname \jobname.#1        % Open the file
        !           813: \expandafter\xdef\csname#1index\endcsname{%    % Define \xxxindex
        !           814: \noexpand\doindex {#1}}
        !           815: }
        !           816: 
        !           817: % @defindex foo  ==  \newindex{foo}
        !           818: 
        !           819: \def\defindex{\parsearg\newindex}
        !           820: 
        !           821: % Define @defcodeindex, like @defindex except put all entries in @code.
        !           822: 
        !           823: \def\newcodeindex #1{
        !           824: \expandafter\newwrite \csname#1indfile\endcsname% Define number for output file
        !           825: \openout \csname#1indfile\endcsname \jobname.#1        % Open the file
        !           826: \expandafter\xdef\csname#1index\endcsname{%    % Define \xxxindex
        !           827: \noexpand\docodeindex {#1}}
        !           828: }
        !           829: 
        !           830: \def\defcodeindex{\parsearg\newcodeindex}
        !           831: 
        !           832: % @synindex foo bar    makes index foo feed into index bar.
        !           833: % Do this instead of @defindex foo if you don't want it as a separate index.
        !           834: \def\synindex #1 #2 {%
        !           835: \expandafter\xdef\csname#1index\endcsname{%    % Define \xxxindex
        !           836: \noexpand\doindex {#2}}%
        !           837: }
        !           838: 
        !           839: % @syncodeindex foo bar   similar, but put all entries made for index foo
        !           840: % inside @code.
        !           841: \def\syncodeindex #1 #2 {%
        !           842: \expandafter\xdef\csname#1index\endcsname{%    % Define \xxxindex
        !           843: \noexpand\docodeindex {#2}}%
        !           844: }
        !           845: 
        !           846: % Define \doindex, the driver for all \fooindex macros.
        !           847: % Argument #1 is generated by the calling \fooindex macro,
        !           848: %  and it is "foo", the name of the index.
        !           849: 
        !           850: % \doindex just uses \parsearg; it calls \doind for the actual work.
        !           851: % This is because \doind is more useful to call from other macros.
        !           852: 
        !           853: % There is also \dosubind {index}{topic}{subtopic}
        !           854: % which makes an entry in a two-level index such as the operation index.
        !           855: 
        !           856: \def\doindex#1{\edef\indexname{#1}\parsearg\singleindexer}
        !           857: \def\singleindexer #1{\doind{\indexname}{#1}}
        !           858: 
        !           859: % like the previous two, but they put @code around the argument.
        !           860: \def\docodeindex#1{\edef\indexname{#1}\parsearg\singlecodeindexer}
        !           861: \def\singlecodeindexer #1{\doind{\indexname}{\code{#1}}}
        !           862: 
        !           863: \def\indexdummies{%
        !           864: \def\bf{\realbackslash bf }%
        !           865: \def\rm{\realbackslash rm }%
        !           866: \def\sl{\realbackslash sl }%
        !           867: \def\dots{\realbackslash dots }%
        !           868: \def\copyright{\realbackslash copyright }%
        !           869: }
        !           870: 
        !           871: % \indexnofonts no-ops all font-change commands.
        !           872: % This is used when outputting the strings to sort the index by.
        !           873: \def\indexdummyfont#1{#1}
        !           874: \def\indexnofonts{%
        !           875: \let\code=\indexdummyfont
        !           876: \let\samp=\indexdummyfont
        !           877: \let\kbd=\indexdummyfont
        !           878: \let\key=\indexdummyfont
        !           879: \let\var=\indexdummyfont
        !           880: }
        !           881: 
        !           882: % To define \realbackslash, we must make \ not be an escape.
        !           883: % We must first make another character (@) an escape
        !           884: % so we do not become unable to do a definition.
        !           885: 
        !           886: {\catcode`\@=0 \catcode`\\=\other
        !           887: @gdef@realbackslash{\}}
        !           888: 
        !           889: \let\indexbackslash=0  %overridden during \printindex.
        !           890: 
        !           891: \def\doind #1#2{%
        !           892: {\indexdummies % Must do this here, since \bf, etc expand at this stage
        !           893: \count10=\lastpenalty %
        !           894: \escapechar=`\\%
        !           895: {\let\folio=0% Expand all macros now EXCEPT \folio
        !           896: \def\rawbackslashxx{\indexbackslash}% \indexbackslash isn't defined now
        !           897: % so it will be output as is; and it will print as backslash in the indx.
        !           898: %
        !           899: % Now process the index-string once, with all font commands turned off,
        !           900: % to get the string to sort the index by.
        !           901: {\indexnofonts
        !           902: \xdef\temp1{#2}%
        !           903: }%
        !           904: % Now produce the complete index entry.  We process the index-string again,
        !           905: % this time with font commands expanded, to get what to print in the index.
        !           906: \edef\temp{%
        !           907: \write \csname#1indfile\endcsname{%
        !           908: \realbackslash entry {\temp1}{\folio}{#2}}}%
        !           909: \temp }%
        !           910: \penalty\count10}}
        !           911: 
        !           912: \def\dosubind #1#2#3{%
        !           913: {\indexdummies % Must do this here, since \bf, etc expand at this stage
        !           914: \count10=\lastpenalty %
        !           915: \escapechar=`\\%
        !           916: {\let\folio=0%
        !           917: \def\rawbackslashxx{\indexbackslash}%
        !           918: %
        !           919: % Now process the index-string once, with all font commands turned off,
        !           920: % to get the string to sort the index by.
        !           921: {\indexnofonts
        !           922: \xdef\temp1{#2 #3}%
        !           923: }%
        !           924: % Now produce the complete index entry.  We process the index-string again,
        !           925: % this time with font commands expanded, to get what to print in the index.
        !           926: \edef\temp{%
        !           927: \write \csname#1indfile\endcsname{%
        !           928: \realbackslash entry {\temp1}{\folio}{#2}{#3}}}%
        !           929: \temp }%
        !           930: \penalty\count10}}
        !           931: 
        !           932: % The index entry written in the file actually looks like
        !           933: %  \entry {sortstring}{page}{topic}
        !           934: % or
        !           935: %  \entry {sortstring}{page}{topic}{subtopic}
        !           936: % The texindex program reads in these files and writes files
        !           937: % containing these kinds of lines:
        !           938: %  \initial {c}
        !           939: %     before the first topic whose initial is c
        !           940: %  \entry {topic}{pagelist}
        !           941: %     for a topic that is used without subtopics
        !           942: %  \primary {topic}
        !           943: %     for the beginning of a topic that is used with subtopics
        !           944: %  \secondary {subtopic}{pagelist}
        !           945: %     for each subtopic.
        !           946: 
        !           947: % Define the user-accessible indexing commands 
        !           948: % @findex, @vindex, @kindex, @cindex.
        !           949: 
        !           950: \def\findex {\fnindex}
        !           951: \def\kindex {\kyindex}
        !           952: \def\cindex {\cpindex}
        !           953: \def\vindex {\vrindex}
        !           954: \def\tindex {\tpindex}
        !           955: \def\pindex {\pgindex}
        !           956: 
        !           957: \def\cindexsub {\begingroup\obeylines\cindexsub}
        !           958: {\obeylines %
        !           959: \gdef\cindexsub "#1" #2^^M{\endgroup %
        !           960: \dosubind{cp}{#2}{#1}}}
        !           961: 
        !           962: % Define the macros used in formatting output of the sorted index material.
        !           963: 
        !           964: % This is what you call to cause a particular index to get printed.
        !           965: % Write
        !           966: % @unnumbered Function Index
        !           967: % @printindex fn
        !           968: 
        !           969: \def\printindex{\parsearg\doprintindex}
        !           970: 
        !           971: \def\doprintindex#1{\tex %
        !           972: \catcode`\%=\other\catcode`\&=\other\catcode`\#=\other
        !           973: \catcode`\$=\other\catcode`\_=\other
        !           974: \catcode`\~=\other
        !           975: \def\indexbackslash{\rawbackslashxx}
        !           976: \indexfonts\rm \tolerance=9500 \advance\baselineskip -1pt
        !           977: \begindoublecolumns
        !           978: \openin 1 \jobname.#1s
        !           979: \ifeof 1 \else \closein 1 \input \jobname.#1s
        !           980: \fi
        !           981: \enddoublecolumns
        !           982: \Etex}
        !           983: 
        !           984: % These macros are used by the sorted index file itself.
        !           985: % Change them to control the appearance of the index.
        !           986: 
        !           987: % Same as \bigskipamount except no shrink.
        !           988: % \balancecolumns gets confused if there is any shrink.
        !           989: \newskip\initialskipamount \initialskipamount 12pt plus4pt
        !           990: 
        !           991: \outer\def\initial #1{%
        !           992: {\let\tentt=\sectt \let\sf=\sectt
        !           993: \ifdim\lastskip<\initialskipamount
        !           994: \removelastskip \penalty-200 \vskip \initialskipamount\fi
        !           995: \line{\secbf#1\hfill}\kern 2pt\penalty3000}}
        !           996: 
        !           997: \outer\def\entry #1#2{
        !           998: {\parfillskip=0in \parskip=0in \parindent=0in
        !           999: \hangindent=1in \hangafter=1%
        !          1000: \noindent\hbox{#1}\dotfill #2\par
        !          1001: }}
        !          1002: 
        !          1003: \def\primary #1{\line{#1\hfil}}
        !          1004: 
        !          1005: \newskip\secondaryindent \secondaryindent=0.5cm
        !          1006: 
        !          1007: \def\secondary #1#2{
        !          1008: {\parfillskip=0in \parskip=0in
        !          1009: \hangindent =1in \hangafter=1
        !          1010: \noindent\hskip\secondaryindent\hbox{#1}\dotfill #2\par
        !          1011: }}
        !          1012: 
        !          1013: %% Define two-column mode, which is used in indexes.
        !          1014: %% Adapted from the TeXBook, page 416
        !          1015: \catcode `\@=11
        !          1016: 
        !          1017: \newbox\partialpage
        !          1018: 
        !          1019: \newdimen\doublecolumnhsize  \doublecolumnhsize = 3.11in
        !          1020: \newdimen\doublecolumnvsize  \doublecolumnvsize = 19.1in
        !          1021: 
        !          1022: \def\begindoublecolumns{\begingroup
        !          1023:   \output={\global\setbox\partialpage=\vbox{\unvbox255\kern -\topskip \kern \baselineskip}}\eject
        !          1024:   \output={\doublecolumnout} \hsize=\doublecolumnhsize \vsize=\doublecolumnvsize}
        !          1025: \def\enddoublecolumns{\output={\balancecolumns}\eject
        !          1026:   \endgroup \pagegoal=\vsize}
        !          1027: 
        !          1028: \def\doublecolumnout{\splittopskip=\topskip \splitmaxdepth=\maxdepth
        !          1029:   \dimen@=\pageheight \advance\dimen@ by-\ht\partialpage
        !          1030:   \setbox0=\vsplit255 to\dimen@ \setbox2=\vsplit255 to\dimen@
        !          1031:   \onepageout\pagesofar \unvbox255 \penalty\outputpenalty}
        !          1032: \def\pagesofar{\unvbox\partialpage %
        !          1033:   \hsize=\doublecolumnhsize % have to restore this since output routine
        !          1034: %            changes it to set cropmarks (P. A. MacKay, 12 Nov. 1986)
        !          1035:   \wd0=\hsize \wd2=\hsize \hbox to\pagewidth{\box0\hfil\box2}}
        !          1036: \def\balancecolumns{\setbox0=\vbox{\unvbox255} \dimen@=\ht0
        !          1037:   \advance\dimen@ by\topskip \advance\dimen@ by-\baselineskip
        !          1038:   \divide\dimen@ by2 \splittopskip=\topskip
        !          1039:   {\vbadness=10000 \loop \global\setbox3=\copy0
        !          1040:     \global\setbox1=\vsplit3 to\dimen@
        !          1041:     \ifdim\ht3>\dimen@ \global\advance\dimen@ by1pt \repeat}
        !          1042:   \setbox0=\vbox to\dimen@{\unvbox1}  \setbox2=\vbox to\dimen@{\unvbox3}
        !          1043:   \pagesofar}
        !          1044: 
        !          1045: \catcode `\@=\other
        !          1046: \message{sectioning,}
        !          1047: % Define chapters, sections, etc.
        !          1048: 
        !          1049: \newcount \chapno
        !          1050: \newcount \secno
        !          1051: \newcount \subsecno
        !          1052: \newcount \subsubsecno
        !          1053: 
        !          1054: % This counter is funny since it counts through charcodes of letters A, B, ...
        !          1055: \newcount \appendixno  \appendixno = `\@
        !          1056: \def\appendixletter{\char\the\appendixno}
        !          1057: 
        !          1058: \newwrite \contentsfile
        !          1059: % This is called from \setfilename.
        !          1060: \def\opencontents{\openout \contentsfile = \jobname.toc}
        !          1061: 
        !          1062: % Each @chapter defines this as the name of the chapter.
        !          1063: % page headings and footings can use it.  @section does likewise
        !          1064: 
        !          1065: \def\thischapter{} \def\thissection{}
        !          1066: \def\seccheck#1{\if \pageno<0 %
        !          1067: \errmessage{@#1 not allowed after generating table of contents}\fi
        !          1068: %
        !          1069: }
        !          1070: 
        !          1071: \outer\def\chapter{\parsearg\chapterzzz}
        !          1072: \def\chapterzzz #1{\seccheck{chapter}%
        !          1073: \secno=0 \subsecno=0 \subsubsecno=0 \global\advance \chapno by 1 \message{Chapter \the\chapno}%
        !          1074: \chapmacro {#1}{\the\chapno}%
        !          1075: \gdef\thissection{#1}\gdef\thischapter{#1}%
        !          1076: \let\rawbackslash=\relax%
        !          1077: \let\frenchspacing=\relax%
        !          1078: \edef\temp{{\realbackslash chapentry {#1}{\the\chapno}{\noexpand\folio}}}%
        !          1079: \escapechar=`\\%
        !          1080: \write \contentsfile \temp  %
        !          1081: \donoderef %
        !          1082: }
        !          1083: 
        !          1084: \outer\def\appendix{\parsearg\appendixzzz}
        !          1085: \def\appendixzzz #1{\seccheck{appendix}%
        !          1086: \secno=0 \subsecno=0 \subsubsecno=0 \global\advance \appendixno by 1 \message{Appendix \appendixletter}%
        !          1087: \chapmacro {#1}{Appendix \appendixletter}%
        !          1088: \gdef\thischapter{#1}\gdef\thissection{#1}%
        !          1089: \let\rawbackslash=\relax%
        !          1090: \let\frenchspacing=\relax%
        !          1091: \edef\temp{{\realbackslash chapentry {#1}{Appendix \appendixletter}{\noexpand\folio}}}%
        !          1092: \escapechar=`\\%
        !          1093: \write \contentsfile \temp  %
        !          1094: \unnumbnoderef %
        !          1095: }
        !          1096: 
        !          1097: \outer\def\unnumbered{\parsearg\unnumberedzzz}
        !          1098: \def\unnumberedzzz #1{\seccheck{unnumbered}%
        !          1099: \secno=0 \subsecno=0 \subsubsecno=0 \message{(#1)}
        !          1100: \unnumbchapmacro {#1}%
        !          1101: \gdef\thischapter{#1}\gdef\thissection{#1}%
        !          1102: \let\rawbackslash=\relax%
        !          1103: \let\frenchspacing=\relax%
        !          1104: \edef\temp{{\realbackslash unnumbchapentry {#1}{\noexpand\folio}}}%
        !          1105: \escapechar=`\\%
        !          1106: \write \contentsfile \temp  %
        !          1107: \unnumbnoderef %
        !          1108: }
        !          1109: 
        !          1110: \outer\def\section{\parsearg\sectionzzz}
        !          1111: \def\sectionzzz #1{\seccheck{section}%
        !          1112: \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
        !          1113: \gdef\thissection{#1}\secheading {#1}{\the\chapno}{\the\secno}%
        !          1114: \let\rawbackslash=\relax%
        !          1115: \let\frenchspacing=\relax%
        !          1116: \edef\temp{{\realbackslash secentry %
        !          1117: {#1}{\the\chapno}{\the\secno}{\noexpand\folio}}}%
        !          1118: \escapechar=`\\%
        !          1119: \write \contentsfile \temp %
        !          1120: \donoderef %
        !          1121: \penalty 10000 %
        !          1122: }
        !          1123: 
        !          1124: \outer\def\appendixsection{\parsearg\appendixsectionzzz}
        !          1125: \outer\def\appendixsec{\parsearg\appendixsectionzzz}
        !          1126: \def\appendixsectionzzz #1{\seccheck{appendixsection}%
        !          1127: \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
        !          1128: \gdef\thissection{#1}\secheading {#1}{\appendixletter}{\the\secno}%
        !          1129: \let\rawbackslash=\relax%
        !          1130: \let\frenchspacing=\relax%
        !          1131: \edef\temp{{\realbackslash secentry %
        !          1132: {#1}{\appendixletter}{\the\secno}{\noexpand\folio}}}%
        !          1133: \escapechar=`\\%
        !          1134: \write \contentsfile \temp %
        !          1135: \unnumbnoderef %
        !          1136: \penalty 10000 %
        !          1137: }
        !          1138: 
        !          1139: \outer\def\unnumberedsec{\parsearg\unnumberedseczzz}
        !          1140: \def\unnumberedseczzz #1{\seccheck{unnumberedsec}%
        !          1141: \plainsecheading {#1}\gdef\thissection{#1}%
        !          1142: \let\rawbackslash=\relax%
        !          1143: \let\frenchspacing=\relax%
        !          1144: \edef\temp{{\realbackslash unnumbsecentry{#1}{\noexpand\folio}}}%
        !          1145: \escapechar=`\\%
        !          1146: \write \contentsfile \temp %
        !          1147: \unnumbnoderef %
        !          1148: \penalty 10000 %
        !          1149: }
        !          1150: 
        !          1151: \outer\def\subsection{\parsearg\subsectionzzz}
        !          1152: \def\subsectionzzz #1{\seccheck{subsection}%
        !          1153: \gdef\thissection{#1}\subsubsecno=0 \global\advance \subsecno by 1 %
        !          1154: \subsecheading {#1}{\the\chapno}{\the\secno}{\the\subsecno}%
        !          1155: \let\rawbackslash=\relax%
        !          1156: \let\frenchspacing=\relax%
        !          1157: \edef\temp{{\realbackslash subsecentry %
        !          1158: {#1}{\the\chapno}{\the\secno}{\the\subsecno}{\noexpand\folio}}}%
        !          1159: \escapechar=`\\%
        !          1160: \write \contentsfile \temp %
        !          1161: \donoderef %
        !          1162: \penalty 10000 %
        !          1163: }
        !          1164: 
        !          1165: \outer\def\appendixsubsec{\parsearg\appendixsubseczzz}
        !          1166: \def\appendixsubseczzz #1{\seccheck{appendixsubsec}%
        !          1167: \gdef\thissection{#1}\subsubsecno=0 \global\advance \subsecno by 1 %
        !          1168: \subsecheading {#1}{\appendixletter}{\the\secno}{\the\subsecno}%
        !          1169: \let\rawbackslash=\relax%
        !          1170: \let\frenchspacing=\relax%
        !          1171: \edef\temp{{\realbackslash subsecentry %
        !          1172: {#1}{\appendixletter}{\the\secno}{\the\subsecno}{\noexpand\folio}}}%
        !          1173: \escapechar=`\\%
        !          1174: \write \contentsfile \temp %
        !          1175: \unnumbnoderef %
        !          1176: \penalty 10000 %
        !          1177: }
        !          1178: 
        !          1179: \outer\def\unnumberedsubsec{\parsearg\unnumberedsubseczzz}
        !          1180: \def\unnumberedsubseczzz #1{\seccheck{unnumberedsubsec}%
        !          1181: \plainsecheading {#1}\gdef\thissection{#1}%
        !          1182: \let\rawbackslash=\relax%
        !          1183: \let\frenchspacing=\relax%
        !          1184: \edef\temp{{\realbackslash unnumbsubsecentry{#1}{\noexpand\folio}}}%
        !          1185: \escapechar=`\\%
        !          1186: \write \contentsfile \temp %
        !          1187: \unnumbnoderef %
        !          1188: \penalty 10000 %
        !          1189: }
        !          1190: 
        !          1191: \outer\def\subsubsection{\parsearg\subsubsectionzzz}
        !          1192: \def\subsubsectionzzz #1{\seccheck{subsubsection}%
        !          1193: \gdef\thissection{#1}\global\advance \subsubsecno by 1 %
        !          1194: \subsubsecheading {#1}{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}%
        !          1195: \let\rawbackslash=\relax%
        !          1196: \let\frenchspacing=\relax%
        !          1197: \edef\temp{{\realbackslash subsubsecentry %
        !          1198: {#1}{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}{\noexpand\folio}}}%\
        !          1199: \escapechar=`\\%
        !          1200: \write \contentsfile \temp %
        !          1201: \donoderef %
        !          1202: \penalty 10000 %
        !          1203: }
        !          1204: 
        !          1205: \outer\def\appendixsubsubsec{\parsearg\appendixsubsubseczzz}
        !          1206: \def\appendixsubsubseczzz #1{\seccheck{appendixsubsubsec}%
        !          1207: \gdef\thissection{#1}\global\advance \subsubsecno by 1 %
        !          1208: \subsubsecheading {#1}{\appendixletter}{\the\secno}{\the\subsecno}{\the\subsubsecno}%
        !          1209: \let\rawbackslash=\relax%
        !          1210: \let\frenchspacing=\relax%
        !          1211: \edef\temp{{\realbackslash subsubsecentry{#1}%
        !          1212: {\appendixletter}{\the\secno}{\the\subsecno}{\the\subsubsecno}{\noexpand\folio}}}%\
        !          1213: \escapechar=`\\%
        !          1214: \write \contentsfile \temp %
        !          1215: \unnumbnoderef %
        !          1216: \penalty 10000 %
        !          1217: }
        !          1218: 
        !          1219: \outer\def\unnumberedsubsubsec{\parsearg\unnumberedsubsubseczzz}
        !          1220: \def\unnumberedsubsubseczzz #1{\seccheck{unnumberedsubsubsec}%
        !          1221: \plainsecheading {#1}\gdef\thissection{#1}%
        !          1222: \let\rawbackslash=\relax%
        !          1223: \let\frenchspacing=\relax%
        !          1224: \edef\temp{{\realbackslash unnumbsubsubsecentry{#1}{\noexpand\folio}}}%
        !          1225: \escapechar=`\\%
        !          1226: \write \contentsfile \temp %
        !          1227: \unnumbnoderef %
        !          1228: \penalty 10000 %
        !          1229: }
        !          1230: 
        !          1231: % These are variants which are not "outer", so they can appear in @ifinfo.
        !          1232: \def\infounnumbered{\parsearg\unnumberedzzz}
        !          1233: \def\infounnumberedsec{\parsearg\unnumberedseczzz}
        !          1234: \def\infounnumberedsubsec{\parsearg\unnumberedsubseczzz}
        !          1235: \def\infounnumberedsubsubsec{\parsearg\unnumberedsubsubseczzz}
        !          1236: 
        !          1237: \def\infoappendix{\parsearg\appendixzzz}
        !          1238: \def\infoappendixsec{\parsearg\appendixseczzz}
        !          1239: \def\infoappendixsubsec{\parsearg\appendixsubseczzz}
        !          1240: \def\infoappendixsubsubsec{\parsearg\appendixsubsubseczzz}
        !          1241: 
        !          1242: \def\infochapter{\parsearg\chapterzzz}
        !          1243: \def\infosection{\parsearg\sectionzzz}
        !          1244: \def\infosubsection{\parsearg\subsectionzzz}
        !          1245: \def\infosubsubsection{\parsearg\subsubsectionzzz}
        !          1246: 
        !          1247: % Define @majorheading, @heading and @subheading
        !          1248: 
        !          1249: \def\majorheading #1{%
        !          1250: {\advance\chapheadingskip by 10pt \chapbreak }%
        !          1251: {\chapfonts \line{\rm #1\hfill}}\bigskip \par\penalty 200}
        !          1252: 
        !          1253: \def\chapheading #1{\chapbreak %
        !          1254: {\chapfonts \line{\rm #1\hfill}}\bigskip \par\penalty 200}
        !          1255: 
        !          1256: \def\heading{\parsearg\secheadingi}
        !          1257: 
        !          1258: % These macros generate a chapter, section, etc. heading only
        !          1259: % (including whitespace, linebreaking, etc. around it),
        !          1260: % given all the information in convenient, parsed form.
        !          1261: 
        !          1262: %%% Args are the skip and penalty (usually negative)
        !          1263: \def\dobreak#1#2{\par\ifdim\lastskip<#1\removelastskip\penalty#2\vskip#1\fi}
        !          1264: 
        !          1265: \def\setchapterstyle #1 {\csname CHAPF#1\endcsname}
        !          1266: 
        !          1267: %%% Define plain chapter starts, and page on/off switching for it
        !          1268: % Parameter controlling skip before chapter headings (if needed)
        !          1269: 
        !          1270: \newskip \chapheadingskip \chapheadingskip = 30pt plus 8pt minus 4pt
        !          1271: 
        !          1272: \def\chapbreak{\dobreak \chapheadingskip {-4000}}
        !          1273: \def\chappager{\par\vfill\supereject}
        !          1274: \def\chapoddpage{\chappager \ifodd\pageno \else \hbox to 0pt{} \chappager\fi}
        !          1275: 
        !          1276: \def\setchapternewpage #1 {\csname CHAPPAG#1\endcsname}
        !          1277: 
        !          1278: \def\CHAPPAGoff{
        !          1279: \global\let\pchapsepmacro=\chapbreak
        !          1280: \global\let\pagealignmacro=\chappager}
        !          1281: 
        !          1282: \def\CHAPPAGon{
        !          1283: \global\let\pchapsepmacro=\chappager
        !          1284: \global\let\pagealignmacro=\chappager
        !          1285: \global\def\HEADINGSon{\HEADINGSsingle}}
        !          1286: 
        !          1287: \def\CHAPPAGodd{
        !          1288: \global\let\pchapsepmacro=\chapoddpage
        !          1289: \global\let\pagealignmacro=\chapoddpage
        !          1290: \global\def\HEADINGSon{\HEADINGSdouble}}
        !          1291: 
        !          1292: \CHAPPAGon
        !          1293: 
        !          1294: \def\CHAPFplain{
        !          1295: \global\let\chapmacro=\chfplain
        !          1296: \global\let\unnumbchapmacro=\unnchfplain}
        !          1297: 
        !          1298: \def\chfplain #1#2{%
        !          1299: \pchapsepmacro %
        !          1300: {\chapfonts \line{\rm #2.\enspace #1\hfill}}\bigskip \par\penalty 5000 %
        !          1301: }
        !          1302: 
        !          1303: \def\unnchfplain #1{%
        !          1304: \pchapsepmacro %
        !          1305: {\chapfonts \line{\rm #1\hfill}}\bigskip \par\penalty 10000 %
        !          1306: }
        !          1307: \CHAPFplain % The default
        !          1308: 
        !          1309: \def\unnchfopen #1{%
        !          1310: \chapoddpage {\chapfonts \line{\rm #1\hfill}}\bigskip \par\penalty 10000 %
        !          1311: }
        !          1312: 
        !          1313: \def\chfopen #1#2{\chapoddpage {\chapfonts
        !          1314: \vbox to 3in{\vfil \hbox to\hsize{\hfil #2} \hbox to\hsize{\hfil #1} \vfil}}%
        !          1315: \par\penalty 5000 %
        !          1316: }
        !          1317: 
        !          1318: \def\CHAPFopen{
        !          1319: \global\let\chapmacro=\chfopen
        !          1320: \global\let\unnumbchapmacro=\unnchfopen}
        !          1321: 
        !          1322: % Parameter controlling skip before section headings.
        !          1323: 
        !          1324: \newskip \subsecheadingskip  \subsecheadingskip = 17pt plus 8pt minus 4pt
        !          1325: \def\subsecheadingbreak{\dobreak \subsecheadingskip {-500}}
        !          1326: 
        !          1327: \newskip \secheadingskip  \secheadingskip = 21pt plus 8pt minus 4pt
        !          1328: \def\secheadingbreak{\dobreak \secheadingskip {-1000}}
        !          1329: 
        !          1330: 
        !          1331: % Section fonts are the base font at magstep2, which produces
        !          1332: % a size a bit more than 14 points in the default situation.   
        !          1333: 
        !          1334: \def\secheading #1#2#3{\secheadingi {#2.#3\enspace #1}}
        !          1335: \def\plainsecheading #1{\secheadingi {#1}}
        !          1336: \def\secheadingi #1{{\advance \secheadingskip by \parskip %
        !          1337: \secheadingbreak}%
        !          1338: {\secfonts \line{\rm #1\hfill}}%
        !          1339: \ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000 }
        !          1340: 
        !          1341: 
        !          1342: % Subsection fonts are the base font at magstep1, 
        !          1343: % which produces a size of 12 points.
        !          1344: 
        !          1345: \def\subsecheading #1#2#3#4{{\advance \subsecheadingskip by \parskip %
        !          1346: \subsecheadingbreak}%
        !          1347: {\subsecfonts \line{\rm#2.#3.#4\enspace #1\hfill}}%
        !          1348: \ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000 }
        !          1349: 
        !          1350: \def\subsubsecfonts{\subsecfonts} % Maybe this should change:
        !          1351:                                  % Perhaps make sssec fonts scaled
        !          1352:                                  % magstep half
        !          1353: \def\subsubsecheading #1#2#3#4#5{{\advance \subsecheadingskip by \parskip %
        !          1354: \subsecheadingbreak}%
        !          1355: {\subsubsecfonts \line{\rm#2.#3.#4.#5\enspace #1\hfill}}%
        !          1356: \ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000}
        !          1357: 
        !          1358: 
        !          1359: \message{toc printing,}
        !          1360: 
        !          1361: % Finish up the main text and prepare to read what we've written
        !          1362: % to \contentsfile.
        !          1363: 
        !          1364: \def\startcontents#1{%
        !          1365:    \ifnum \pageno>0
        !          1366:       \pagealignmacro
        !          1367:       \immediate\closeout \contentsfile
        !          1368:       \pageno = -1             % Request roman numbered pages.
        !          1369:    \fi
        !          1370:    \unnumbchapmacro{#1}\def\thischapter{#1}%
        !          1371:    \begingroup                 % Set up to handle contents files properly.
        !          1372:       \catcode`\\=0  \catcode`\{=1  \catcode`\}=2  \catcode`\@=11
        !          1373:       \raggedbottom             % Worry more about breakpoints than the bottom.
        !          1374:       \advance\hsize by -1in    % Don't use the full line length.
        !          1375: }
        !          1376: 
        !          1377:   
        !          1378: % Normal (long) toc.
        !          1379: \outer\def\contents{%
        !          1380:    \startcontents{Table of Contents}%
        !          1381:       \input \jobname.toc
        !          1382:    \endgroup
        !          1383:    \vfill \eject
        !          1384: }
        !          1385: 
        !          1386: % And just the chapters.
        !          1387: \outer\def\summarycontents{%
        !          1388:    \startcontents{Short Contents}%
        !          1389:       %
        !          1390:       \let\chapentry = \shortchapentry
        !          1391:       \let\unnumbchapentry = \shortunnumberedentry
        !          1392:       % We want a true roman here for the page numbers.
        !          1393:       \secfonts \let\rm = \truesecrm \rm
        !          1394:       \advance\baselineskip by 1pt % Open it up a little.
        !          1395:       \def\secentry ##1##2##3##4{}
        !          1396:       \def\unnumbsecentry ##1##2{}
        !          1397:       \def\subsecentry ##1##2##3##4##5{}
        !          1398:       \def\unnumbsubsecentry ##1##2{}
        !          1399:       \def\subsubsecentry ##1##2##3##4##5##6{}
        !          1400:       \def\unnumbsubsubsecentry ##1##2{}
        !          1401:       \input \jobname.toc
        !          1402:    \endgroup
        !          1403:    \vfill \eject
        !          1404: }
        !          1405: \let\shortcontents = \summarycontents
        !          1406: 
        !          1407: % These macros generate individual entries in the table of contents.
        !          1408: % The first argument is the chapter or section name.
        !          1409: % The last argument is the page number.
        !          1410: % The arguments in between are the chapter number, section number, ...
        !          1411: 
        !          1412: % Chapter-level things, for both the long and short contents.
        !          1413: \def\chapentry#1#2#3{\dochapentry{#2\labelspace#1}{#3}}
        !          1414: \def\shortchapentry#1#2#3{%
        !          1415:    \line{{#2\labelspace #1}\dotfill\doshortpageno{#3}}%
        !          1416: }
        !          1417: 
        !          1418: \def\unnumbchapentry#1#2{\dochapentry{#1}{#2}}
        !          1419: \def\shortunnumberedentry#1#2{%
        !          1420:    \line{#1\dotfill\doshortpageno{#2}}%
        !          1421: }
        !          1422: 
        !          1423: % Sections.
        !          1424: \def\secentry#1#2#3#4{\dosecentry{#2.#3\labelspace#1}{#4}}
        !          1425: \def\unnumbsecentry#1#2{\dosecentry{#1}{#2}}
        !          1426: 
        !          1427: % Subsections.
        !          1428: \def\subsecentry#1#2#3#4#5{\dosubsecentry{#2.#3.#4\labelspace#1}{#5}}
        !          1429: \def\unnumbsubsecentry#1#2{\dosubsecentry{#1}{#2}}
        !          1430: 
        !          1431: % And subsubsections.
        !          1432: \def\subsubsecentry#1#2#3#4#5#6{\dosubsubsecentry{#2.#3.#4.#5\labelspace#1}{#6}}
        !          1433: \def\unnumbsubsecentry#1#2{\dosubsubsecentry{#1}{#2}}
        !          1434: 
        !          1435: 
        !          1436: % This parameter controls the indentation of the various levels.
        !          1437: \newdimen\tocindent \tocindent = 3pc
        !          1438: 
        !          1439: % Now for the actual typesetting. In all these, #1 is the text and #2 is the 
        !          1440: % page number.
        !          1441: %
        !          1442: % If the toc has to be broken over pages, we would want to be at chapters 
        !          1443: % if at all possible; hence the \penalty.
        !          1444: \def\dochapentry#1#2{%
        !          1445:    \penalty-300 \vskip\baselineskip
        !          1446:    \line{\chapentryfonts #1\dotfill \dopageno{#2}}%
        !          1447:    \nobreak\vskip .25\baselineskip
        !          1448: }
        !          1449: 
        !          1450: \def\dosecentry#1#2{%
        !          1451:    \line{\secentryfonts \hskip\tocindent #1\dotfill \dopageno{#2}}%
        !          1452: }
        !          1453: 
        !          1454: \def\dosubsecentry#1#2{%
        !          1455:    \line{\subsecentryfonts \hskip2\tocindent #1\dotfill \dopageno{#2}}%
        !          1456: }
        !          1457: 
        !          1458: \def\dosubsubsecentry#1#2{%
        !          1459:    \line{\subsubsecentryfonts \hskip3\tocindent #1\dotfill \dopageno{#2}}%
        !          1460: }
        !          1461: 
        !          1462: % Space between chapter (or whatever) number and the title.
        !          1463: \def\labelspace{\hskip1em \relax}
        !          1464: 
        !          1465: \def\dopageno#1{{\rm #1}}
        !          1466: \def\doshortpageno#1{{\rm #1}}
        !          1467: 
        !          1468: \def\chapentryfonts{\secfonts \let\rm = \sf \sf}
        !          1469: \def\secentryfonts{\textfonts}
        !          1470: \let\subsecentryfonts = \textfonts
        !          1471: \let\subsubsecentryfonts = \textfonts
        !          1472: 
        !          1473: 
        !          1474: \message{environments,}
        !          1475: 
        !          1476: % @tex ... @end tex    escapes into raw Tex temporarily.
        !          1477: % One exception: @ is still an escape character, so that @end tex works.
        !          1478: % But \@ or @@ will get a plain tex @ character.
        !          1479: 
        !          1480: \def\tex{\begingroup
        !          1481: \catcode `\\=0 \catcode `\{=1 \catcode `\}=2
        !          1482: \catcode `\$=3 \catcode `\&=4 \catcode `\#=6
        !          1483: \catcode `\^=7 \catcode `\_=8 \catcode `\~=13 \let~=\tie
        !          1484: \catcode `\%=14
        !          1485: \catcode`\"=12
        !          1486: \catcode`\|=12
        !          1487: \catcode`\<=12
        !          1488: \catcode`\>=12
        !          1489: \escapechar=`\\
        !          1490: %
        !          1491: \let\{=\ptexlbrace
        !          1492: \let\}=\ptexrbrace
        !          1493: \let\.=\ptexdot
        !          1494: \let\*=\ptexstar
        !          1495: \def\@={@}%
        !          1496: \let\bullet=\ptexbullet
        !          1497: \let\b=\ptexb \let\c=\ptexc \let\i=\ptexi \let\t=\ptext \let\l=\ptexl
        !          1498: \let\L=\ptexL
        !          1499: %
        !          1500: \let\Etex=\endgroup}
        !          1501: 
        !          1502: % Define @lisp ... @endlisp.
        !          1503: % @lisp does a \begingroup so it can rebind things,
        !          1504: % including the definition of @endlisp (which normally is erroneous).
        !          1505: 
        !          1506: % Amount to narrow the margins by for @lisp.
        !          1507: \newskip\lispnarrowing \lispnarrowing=0.4in
        !          1508: 
        !          1509: % This is the definition that ^M gets inside @lisp
        !          1510: % phr: changed space to \null, to avoid overfull hbox problems.
        !          1511: {\obeyspaces%
        !          1512: \gdef\lisppar{\null\endgraf}}
        !          1513: 
        !          1514: % Cause \obeyspaces to make each Space cause a word-separation
        !          1515: % rather than the default which is that it acts punctuation.
        !          1516: % This is because space in tt font looks funny.
        !          1517: {\obeyspaces %
        !          1518: \gdef\sepspaces{\def {\ }}}
        !          1519: 
        !          1520: \newskip\aboveenvskipamount \aboveenvskipamount= 0pt
        !          1521: \def\aboveenvbreak{{\advance\aboveenvskipamount by \parskip
        !          1522: \endgraf \ifdim\lastskip<\aboveenvskipamount
        !          1523: \removelastskip \penalty-50 \vskip\aboveenvskipamount \fi}}
        !          1524: 
        !          1525: \def\afterenvbreak{\endgraf \ifdim\lastskip<\aboveenvskipamount
        !          1526: \removelastskip \penalty-50 \vskip\aboveenvskipamount \fi}
        !          1527: 
        !          1528: \def\lisp{\aboveenvbreak\begingroup\inENV %This group ends at the end of the @lisp body
        !          1529: \hfuzz=12truept % Don't be fussy
        !          1530: % Make spaces be word-separators rather than space tokens.
        !          1531: \sepspaces %
        !          1532: % Single space lines
        !          1533: \singlespace %
        !          1534: % The following causes blank lines not to be ignored
        !          1535: % by adding a space to the end of each line.
        !          1536: \let\par=\lisppar
        !          1537: \def\Elisp{\endgroup\afterenvbreak}%
        !          1538: \parskip=0pt
        !          1539: \advance \leftskip by \lispnarrowing
        !          1540: \parindent=0pt
        !          1541: \let\exdent=\internalexdent
        !          1542: \obeyspaces \obeylines \tt \rawbackslash
        !          1543: \def\next##1{}\next}
        !          1544: 
        !          1545: 
        !          1546: \let\example=\lisp
        !          1547: \def\Eexample{\Elisp}
        !          1548: 
        !          1549: \let\smallexample=\lisp
        !          1550: \def\Esmallexample{\Elisp}
        !          1551: 
        !          1552: % Macro for 9 pt. examples, necessary to print with 5" lines.
        !          1553: % From Pavel@xerox.  This is not really used unless the
        !          1554: % @smallbook command is given.
        !          1555: 
        !          1556: \def\smalllispx{\aboveenvbreak\begingroup\inENV
        !          1557: %                      This group ends at the end of the @lisp body
        !          1558: \hfuzz=12truept % Don't be fussy
        !          1559: % Make spaces be word-separators rather than space tokens.
        !          1560: \sepspaces %
        !          1561: % Single space lines
        !          1562: \singlespace %
        !          1563: % The following causes blank lines not to be ignored
        !          1564: % by adding a space to the end of each line.
        !          1565: \let\par=\lisppar
        !          1566: \def\Esmalllisp{\endgroup\afterenvbreak}%
        !          1567: \parskip=0pt
        !          1568: \advance \leftskip by \lispnarrowing
        !          1569: \parindent=0pt
        !          1570: \let\exdent=\internalexdent
        !          1571: \obeyspaces \obeylines \ninett \rawbackslash
        !          1572: \def\next##1{}\next}
        !          1573: 
        !          1574: % This is @display; same as @lisp except use roman font.
        !          1575: 
        !          1576: \def\display{\begingroup\inENV %This group ends at the end of the @display body
        !          1577: \aboveenvbreak
        !          1578: % Make spaces be word-separators rather than space tokens.
        !          1579: \sepspaces %
        !          1580: % Single space lines
        !          1581: \singlespace %
        !          1582: % The following causes blank lines not to be ignored
        !          1583: % by adding a space to the end of each line.
        !          1584: \let\par=\lisppar
        !          1585: \def\Edisplay{\endgroup\afterenvbreak}%
        !          1586: \parskip=0pt
        !          1587: \advance \leftskip by \lispnarrowing
        !          1588: \parindent=0pt
        !          1589: \let\exdent=\internalexdent
        !          1590: \obeyspaces \obeylines
        !          1591: \def\next##1{}\next}
        !          1592: 
        !          1593: % This is @format; same as @lisp except use roman font and don't narrow margins
        !          1594: 
        !          1595: \def\format{\begingroup\inENV %This group ends at the end of the @format body
        !          1596: \aboveenvbreak
        !          1597: % Make spaces be word-separators rather than space tokens.
        !          1598: \sepspaces %
        !          1599: \singlespace %
        !          1600: % The following causes blank lines not to be ignored
        !          1601: % by adding a space to the end of each line.
        !          1602: \let\par=\lisppar
        !          1603: \def\Eformat{\endgroup\afterenvbreak}
        !          1604: \parskip=0pt \parindent=0pt
        !          1605: \obeyspaces \obeylines
        !          1606: \def\next##1{}\next}
        !          1607: 
        !          1608: % @flushleft and @flushright
        !          1609: 
        !          1610: \def\flushleft{\begingroup\inENV %This group ends at the end of the @format body
        !          1611: \aboveenvbreak
        !          1612: % Make spaces be word-separators rather than space tokens.
        !          1613: \sepspaces %
        !          1614: % The following causes blank lines not to be ignored
        !          1615: % by adding a space to the end of each line.
        !          1616: % This also causes @ to work when the directive name
        !          1617: % is terminated by end of line.
        !          1618: \let\par=\lisppar
        !          1619: \def\Eflushleft{\endgroup\afterenvbreak}%
        !          1620: \parskip=0pt \parindent=0pt
        !          1621: \obeyspaces \obeylines
        !          1622: \def\next##1{}\next}
        !          1623: 
        !          1624: \def\flushright{\begingroup\inENV %This group ends at the end of the @format body
        !          1625: \aboveenvbreak
        !          1626: % Make spaces be word-separators rather than space tokens.
        !          1627: \sepspaces %
        !          1628: % The following causes blank lines not to be ignored
        !          1629: % by adding a space to the end of each line.
        !          1630: % This also causes @ to work when the directive name
        !          1631: % is terminated by end of line.
        !          1632: \let\par=\lisppar
        !          1633: \def\Eflushright{\endgroup\afterenvbreak}%
        !          1634: \parskip=0pt \parindent=0pt
        !          1635: \advance \leftskip by 0pt plus 1fill
        !          1636: \obeyspaces \obeylines
        !          1637: \def\next##1{}\next}
        !          1638: 
        !          1639: % @quotation - narrow the margins.
        !          1640: 
        !          1641: \def\quotation{\begingroup\inENV %This group ends at the end of the @quotation body
        !          1642: {\parskip=0pt  % because we will skip by \parskip too, later
        !          1643: \aboveenvbreak}%
        !          1644: \singlespace
        !          1645: \parindent=0pt
        !          1646: \def\Equotation{\par\endgroup\afterenvbreak}%
        !          1647: \advance \rightskip by \lispnarrowing 
        !          1648: \advance \leftskip by \lispnarrowing}
        !          1649: 
        !          1650: \message{defuns,}
        !          1651: % Define formatter for defuns
        !          1652: % First, allow user to change definition object font (\df) internally
        !          1653: \def\setdeffont #1 {\csname DEF#1\endcsname}
        !          1654: 
        !          1655: \newskip\defbodyindent \defbodyindent=36pt
        !          1656: \newskip\defargsindent \defargsindent=50pt
        !          1657: \newskip\deftypemargin \deftypemargin=12pt
        !          1658: \newskip\deflastargmargin \deflastargmargin=18pt
        !          1659: 
        !          1660: \newcount\parencount
        !          1661: % define \functionparens, which makes ( and ) and & do special things.
        !          1662: % \functionparens affects the group it is contained in.
        !          1663: \def\activeparens{%
        !          1664: \catcode`\(=\active \catcode`\)=\active \catcode`\&=\active
        !          1665: \catcode`\[=\active \catcode`\]=\active}
        !          1666: {\activeparens % Now, smart parens don't turn on until &foo (see \amprm)
        !          1667: \gdef\functionparens{\boldbrax\let&=\amprm\parencount=0 }
        !          1668: \gdef\boldbrax{\let(=\opnr\let)=\clnr\let[=\lbrb\let]=\rbrb}
        !          1669: 
        !          1670: % Definitions of (, ) and & used in args for functions.
        !          1671: % This is the definition of ( outside of all parentheses.
        !          1672: \gdef\oprm#1 {{\rm\char`\(}#1 \bf \let(=\opnested %
        !          1673: \global\advance\parencount by 1 }
        !          1674: %
        !          1675: % This is the definition of ( when already inside a level of parens.
        !          1676: \gdef\opnested{\char`\(\global\advance\parencount by 1 }
        !          1677: %
        !          1678: \gdef\clrm{% Print a paren in roman if it is taking us back to depth of 0.
        !          1679: % also in that case restore the outer-level definition of (.
        !          1680: \ifnum \parencount=1 {\rm \char `\)}\sl \let(=\oprm \else \char `\) \fi
        !          1681: \global\advance \parencount by -1 }
        !          1682: % If we encounter &foo, then turn on ()-hacking afterwards
        !          1683: \gdef\amprm#1 {{\rm\&#1}\let(=\oprm \let)=\clrm\ }
        !          1684: %
        !          1685: \gdef\normalparens{\boldbrax\let&=\ampnr}
        !          1686: } % End of definition inside \activeparens
        !          1687: %% These parens (in \boldbrax) actually are a little bolder than the
        !          1688: %% contained text.  This is especially needed for [ and ]
        !          1689: \def\opnr{{\sf\char`\(}} \def\clnr{{\sf\char`\)}} \def\ampnr{\&}
        !          1690: \def\lbrb{{\tt\char`\[}} \def\rbrb{{\tt\char`\]}}
        !          1691: 
        !          1692: % First, defname, which formats the header line itself.
        !          1693: % #1 should be the function name.
        !          1694: % #2 should be the type of definition, such as "Function".
        !          1695: 
        !          1696: \def\defname #1#2{%
        !          1697: \leftskip = 0in  %
        !          1698: \noindent        %
        !          1699: \setbox0=\hbox{\hskip \deflastargmargin{\rm #2}\hskip \deftypemargin}%
        !          1700: \dimen0=\hsize \advance \dimen0 by -\wd0 % compute size for first line
        !          1701: \dimen1=\hsize \advance \dimen1 by -\defargsindent %size for continuations
        !          1702: \parshape 2 0in \dimen0 \defargsindent \dimen1     %
        !          1703: % Now output arg 2 ("Function" or some such)
        !          1704: % ending at \deftypemargin from the right margin,
        !          1705: % but stuck inside a box of width 0 so it does not interfere with linebreaking
        !          1706: \rlap{\rightline{{\rm #2}\hskip \deftypemargin}}%
        !          1707: \tolerance=10000 \hbadness=10000    % Make all lines underfull and no complaints
        !          1708: {\df #1}\enskip        % Generate function name
        !          1709: }
        !          1710: 
        !          1711: % Actually process the body of a definition
        !          1712: % #1 should be the terminating control sequence, such as \Edefun.
        !          1713: % #2 should be the "another name" control sequence, such as \defunx.
        !          1714: % #3 should be the control sequence that actually processes the header,
        !          1715: %    such as \defunheader.
        !          1716: 
        !          1717: \def\defparsebody #1#2#3{\begingroup\inENV% Environment for definitionbody
        !          1718: \medbreak %
        !          1719: % Define the end token that this defining construct specifies
        !          1720: % so that it will exit this group.
        !          1721: \def#1{\endgraf\endgroup\medbreak}%
        !          1722: \def#2{\begingroup\obeylines\activeparens\spacesplit#3}%
        !          1723: \parindent=0in \leftskip=\defbodyindent %
        !          1724: \begingroup\obeylines\activeparens\spacesplit#3}
        !          1725: 
        !          1726: \def\defmethparsebody #1#2#3#4 {\begingroup\inENV %
        !          1727: \medbreak %
        !          1728: % Define the end token that this defining construct specifies
        !          1729: % so that it will exit this group.
        !          1730: \def#1{\endgraf\endgroup\medbreak}%
        !          1731: \def#2##1 {\begingroup\obeylines\activeparens\spacesplit{#3{##1}}}%
        !          1732: \parindent=0in \leftskip=\defbodyindent %
        !          1733: \begingroup\obeylines\activeparens\spacesplit{#3{#4}}}
        !          1734: 
        !          1735: \def\defopparsebody #1#2#3#4#5 {\begingroup\inENV %
        !          1736: \medbreak %
        !          1737: % Define the end token that this defining construct specifies
        !          1738: % so that it will exit this group.
        !          1739: \def#1{\endgraf\endgroup\medbreak}%
        !          1740: \def#2##1 ##2 {\def#4{##1}%
        !          1741: \begingroup\obeylines\activeparens\spacesplit{#3{##2}}}%
        !          1742: \parindent=0in \leftskip=\defbodyindent %
        !          1743: \begingroup\obeylines\activeparens\spacesplit{#3{#5}}}
        !          1744: 
        !          1745: % Split up #2 at the first space token.
        !          1746: % call #1 with two arguments:
        !          1747: %  the first is all of #2 before the space token,
        !          1748: %  the second is all of #2 after that space token.
        !          1749: % If #2 contains no space token, all of it is passed as the first arg
        !          1750: % and the second is passed as empty.
        !          1751: 
        !          1752: {\obeylines
        !          1753: \gdef\spacesplit#1#2^^M{\endgroup\spacesplitfoo{#1}#2 \relax\spacesplitfoo}%
        !          1754: \long\gdef\spacesplitfoo#1#2 #3#4\spacesplitfoo{%
        !          1755: \ifx\relax #3%
        !          1756: #1{#2}{}\else #1{#2}{#3#4}\fi}}
        !          1757: 
        !          1758: % So much for the things common to all kinds of definitions.
        !          1759: 
        !          1760: % Define @defun.
        !          1761: 
        !          1762: % First, define the processing that is wanted for arguments of \defun
        !          1763: % Use this to expand the args and terminate the paragraph they make up
        !          1764: 
        !          1765: \def\defunargs #1{\functionparens \sl #1%
        !          1766: \ifnum\parencount=0 \else \errmessage{unbalanced parens in @def arguments}\fi%
        !          1767: \interlinepenalty=10000
        !          1768: \endgraf\vskip -\parskip \penalty 10000}
        !          1769: 
        !          1770: % Do complete processing of one @defun or @defunx line already parsed.
        !          1771: 
        !          1772: % @deffn Command forward-char nchars
        !          1773: 
        !          1774: \def\deffn{\defmethparsebody\Edeffn\deffnx\deffnheader}
        !          1775: 
        !          1776: \def\deffnheader #1#2#3{\doind {fn}{\code{#2}}%
        !          1777: \begingroup\defname {#2}{#1}\defunargs{#3}\endgroup}
        !          1778: 
        !          1779: % @defun == @deffn Function
        !          1780: 
        !          1781: \def\defun{\defparsebody\Edefun\defunx\defunheader}
        !          1782: 
        !          1783: \def\defunheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index
        !          1784: \begingroup\defname {#1}{Function}%
        !          1785: \defunargs {#2}\endgroup %
        !          1786: }
        !          1787: 
        !          1788: % @defmac == @deffn Macro
        !          1789: 
        !          1790: \def\defmac{\defparsebody\Edefmac\defmacx\defmacheader}
        !          1791: 
        !          1792: \def\defmacheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index
        !          1793: \begingroup\defname {#1}{Macro}%
        !          1794: \defunargs {#2}\endgroup %
        !          1795: }
        !          1796: 
        !          1797: % @defspec == @deffn Special Form
        !          1798: 
        !          1799: \def\defspec{\defparsebody\Edefspec\defspecx\defspecheader}
        !          1800: 
        !          1801: \def\defspecheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index
        !          1802: \begingroup\defname {#1}{Special form}%
        !          1803: \defunargs {#2}\endgroup %
        !          1804: }
        !          1805: 
        !          1806: % This definition is run if you use @defunx
        !          1807: % anywhere other than immediately after a @defun or @defunx.
        !          1808: 
        !          1809: \def\deffnx #1 {\errmessage{@deffnx in invalid context}}
        !          1810: \def\defunx #1 {\errmessage{@defunx in invalid context}}
        !          1811: \def\defmacx #1 {\errmessage{@defmacx in invalid context}}
        !          1812: \def\defspecx #1 {\errmessage{@defspecx in invalid context}}
        !          1813: 
        !          1814: % @defmethod, and so on
        !          1815: 
        !          1816: % @defop {Funny Method} foo-class frobnicate argument
        !          1817: 
        !          1818: \def\defop #1 {\def\defoptype{#1}%
        !          1819: \defopparsebody\Edefop\defopx\defopheader\defoptype}
        !          1820: 
        !          1821: \def\defopheader #1#2#3{\dosubind {fn}{\code{#2}}{on #1}% Make entry in function index
        !          1822: \begingroup\defname {#2}{\defoptype{} on #1}%
        !          1823: \defunargs {#3}\endgroup %
        !          1824: }
        !          1825: 
        !          1826: % @defmethod == @defop Method
        !          1827: 
        !          1828: \def\defmethod{\defmethparsebody\Edefmethod\defmethodx\defmethodheader}
        !          1829: 
        !          1830: \def\defmethodheader #1#2#3{\dosubind {fn}{\code{#2}}{on #1}% entry in function index
        !          1831: \begingroup\defname {#2}{Operation on #1}%
        !          1832: \defunargs {#3}\endgroup %
        !          1833: }
        !          1834: 
        !          1835: % @defcv {Class Option} foo-class foo-flag
        !          1836: 
        !          1837: \def\defcv #1 {\def\defcvtype{#1}%
        !          1838: \defopparsebody\Edefcv\defcvx\defcvheader\defcvtype}
        !          1839: 
        !          1840: \def\defcvarheader #1#2#3{%
        !          1841: \dosubind {vr}{\code{#2}}{of #1}% Make entry in var index
        !          1842: \begingroup\defname {#2}{\defcvtype of #1}%
        !          1843: \defvarargs {#3}\endgroup %
        !          1844: }
        !          1845: 
        !          1846: % @defivar == @defcv {Instance Variable}
        !          1847: 
        !          1848: \def\defivar{\defmethparsebody\Edefivar\defivarx\defivarheader}
        !          1849: 
        !          1850: \def\defivarheader #1#2#3{%
        !          1851: \dosubind {vr}{\code{#2}}{of #1}% Make entry in var index
        !          1852: \begingroup\defname {#2}{Instance variable of #1}%
        !          1853: \defvarargs {#3}\endgroup %
        !          1854: }
        !          1855: 
        !          1856: % These definitions are run if you use @defmethodx, etc.,
        !          1857: % anywhere other than immediately after a @defmethod, etc.
        !          1858: 
        !          1859: \def\defopx #1 {\errmessage{@defopx in invalid context}}
        !          1860: \def\defmethodx #1 {\errmessage{@defmethodx in invalid context}}
        !          1861: \def\defcvx #1 {\errmessage{@defcvx in invalid context}}
        !          1862: \def\defivarx #1 {\errmessage{@defivarx in invalid context}}
        !          1863: 
        !          1864: % Now @defvar
        !          1865: 
        !          1866: % First, define the processing that is wanted for arguments of @defvar.
        !          1867: % This is actually simple: just print them in roman.
        !          1868: % This must expand the args and terminate the paragraph they make up
        !          1869: \def\defvarargs #1{\normalparens #1%
        !          1870: \interlinepenalty=10000
        !          1871: \endgraf\vskip -\parskip \penalty 10000}
        !          1872: 
        !          1873: % @defvr Counter foo-count
        !          1874: 
        !          1875: \def\defvr{\defmethparsebody\Edefvr\defvrx\defvrheader}
        !          1876: 
        !          1877: \def\defvrheader #1#2#3{\doind {vr}{\code{#2}}%
        !          1878: \begingroup\defname {#2}{#1}\defvarargs{#3}\endgroup}
        !          1879: 
        !          1880: % @defvar == @defvr Variable
        !          1881: 
        !          1882: \def\defvar{\defparsebody\Edefvar\defvarx\defvarheader}
        !          1883: 
        !          1884: \def\defvarheader #1#2{\doind {vr}{\code{#1}}% Make entry in var index
        !          1885: \begingroup\defname {#1}{Variable}%
        !          1886: \defvarargs {#2}\endgroup %
        !          1887: }
        !          1888: 
        !          1889: % @defopt == @defvr {User Option}
        !          1890: 
        !          1891: \def\defopt{\defparsebody\Edefopt\defoptx\defoptheader}
        !          1892: 
        !          1893: \def\defoptheader #1#2{\doind {vr}{\code{#1}}% Make entry in var index
        !          1894: \begingroup\defname {#1}{User Option}%
        !          1895: \defvarargs {#2}\endgroup %
        !          1896: }
        !          1897: 
        !          1898: % This definition is run if you use @defvarx
        !          1899: % anywhere other than immediately after a @defvar or @defvarx.
        !          1900: 
        !          1901: \def\defvrx #1 {\errmessage{@defvrx in invalid context}}
        !          1902: \def\defvarx #1 {\errmessage{@defvarx in invalid context}}
        !          1903: \def\defoptx #1 {\errmessage{@defoptx in invalid context}}
        !          1904: 
        !          1905: % Now define @deftp
        !          1906: % Args are printed in bold, a slight difference from @defvar.
        !          1907: 
        !          1908: \def\deftpargs #1{\bf \defvarargs{#1}}
        !          1909: 
        !          1910: % @deftp Class window height width ...
        !          1911: 
        !          1912: \def\deftp{\defmethparsebody\Edeftp\deftpx\deftpheader}
        !          1913: 
        !          1914: \def\deftpheader #1#2#3{\doind {tp}{\code{#2}}%
        !          1915: \begingroup\defname {#2}{#1}\deftpargs{#3}\endgroup}
        !          1916: 
        !          1917: % This definition is run if you use @deftpx, etc
        !          1918: % anywhere other than immediately after a @deftp, etc.
        !          1919: 
        !          1920: \def\deftpx #1 {\errmessage{@deftpx in invalid context}}
        !          1921: 
        !          1922: \message{cross reference,}
        !          1923: % Define cross-reference macros
        !          1924: \newwrite \auxfile
        !          1925: 
        !          1926: % \setref{foo} defines a cross-reference point named foo.
        !          1927: 
        !          1928: \def\setref#1{%
        !          1929: \dosetq{#1-pg}{Ypagenumber}%
        !          1930: \dosetq{#1-snt}{Ysectionnumberandtype}}
        !          1931: 
        !          1932: \def\unnumbsetref#1{%
        !          1933: \dosetq{#1-pg}{Ypagenumber}%
        !          1934: \dosetq{#1-snt}{Ynothing}}
        !          1935: 
        !          1936: % \xref and \pxref generate cross references to specified points.
        !          1937: 
        !          1938: \def\pxref #1{see \xrefX [#1,,,,,,,]}
        !          1939: \def\xref #1{See \xrefX [#1,,,,,,,]}
        !          1940: \def\xrefX [#1,#2,#3,#4,#5,#6]{%
        !          1941: \setbox1=\hbox{\i{\losespace#5{}}}%
        !          1942: \setbox0=\hbox{\losespace#3{}}%
        !          1943: \ifdim \wd0 =0pt \setbox0=\hbox{\losespace#1{}}\fi%
        !          1944: \ifdim \wd1 >0pt%
        !          1945: section \unhbox0{} in \unhbox1%
        !          1946: \else%
        !          1947: \refx{#1-snt} [\unhbox0], page\tie \refx{#1-pg}%
        !          1948: \fi }
        !          1949: 
        !          1950: % \dosetq is the interface for calls from other macros
        !          1951: 
        !          1952: \def\dosetq #1#2{{\let\folio=0%
        !          1953: \edef\next{\write\auxfile{\internalsetq {#1}{#2}}}%
        !          1954: \next}}
        !          1955: 
        !          1956: % \internalsetq {foo}{page} expands into CHARACTERS 'xrdef {foo}{...expansion of \Ypage...}
        !          1957: % When the aux file is read, ' is the escape character
        !          1958: 
        !          1959: \def\internalsetq #1#2{'xrdef {#1}{\csname #2\endcsname}}
        !          1960: 
        !          1961: % Things to be expanded by \internalsetq
        !          1962: 
        !          1963: \def\Ypagenumber{\folio}
        !          1964: 
        !          1965: \def\Ynothing{}
        !          1966: 
        !          1967: \def\Ysectionnumberandtype{%
        !          1968: \ifnum\secno=0 chapter\xreftie\the\chapno %
        !          1969: \else \ifnum \subsecno=0 section\xreftie\the\chapno.\the\secno %
        !          1970: \else \ifnum \subsubsecno=0 %
        !          1971: section\xreftie\the\chapno.\the\secno.\the\subsecno %
        !          1972: \else %
        !          1973: section\xreftie\the\chapno.\the\secno.\the\subsecno.\the\subsubsecno %
        !          1974: \fi \fi \fi }
        !          1975: 
        !          1976: \gdef\xreftie{'tie}
        !          1977: 
        !          1978: % Define @refx to reference a specific cross-reference string.
        !          1979: 
        !          1980: \def\refx#1{%
        !          1981: {%
        !          1982: \expandafter\ifx\csname X#1\endcsname\relax
        !          1983: % If not defined, say something at least.
        !          1984: \expandafter\gdef\csname X#1\endcsname {$<$undefined$>$}%
        !          1985: \message {WARNING: Cross-reference "#1" used but not yet defined}%
        !          1986: \message {}%
        !          1987: \fi %
        !          1988: \csname X#1\endcsname %It's defined, so just use it.
        !          1989: }}
        !          1990: 
        !          1991: % Read the last existing aux file, if any.  No error if none exists.
        !          1992: 
        !          1993: % This is the macro invoked by entries in the aux file.
        !          1994: \def\xrdef #1#2{
        !          1995: {\catcode`\'=\other\expandafter \gdef \csname X#1\endcsname {#2}}}
        !          1996: 
        !          1997: \def\readauxfile{%
        !          1998: \begingroup
        !          1999: \catcode `\^^@=\other
        !          2000: \catcode `\&=\other
        !          2001: \catcode `\=\other
        !          2002: \catcode `\^^C=\other
        !          2003: \catcode `\^^D=\other
        !          2004: \catcode `\^^E=\other
        !          2005: \catcode `\^^F=\other
        !          2006: \catcode `\^^G=\other
        !          2007: \catcode `\^^H=\other
        !          2008: \catcode `\=\other
        !          2009: \catcode `\^^L=\other
        !          2010: \catcode `\=\other
        !          2011: \catcode `\=\other
        !          2012: \catcode `\=\other
        !          2013: \catcode `\=\other
        !          2014: \catcode `\=\other
        !          2015: \catcode `\=\other
        !          2016: \catcode `\=\other
        !          2017: \catcode `\=\other
        !          2018: \catcode `\=\other
        !          2019: \catcode `\=\other
        !          2020: \catcode `\=\other
        !          2021: \catcode `\=\other
        !          2022: \catcode `\=\other
        !          2023: \catcode `\^^[=\other
        !          2024: \catcode `\^^\=\other
        !          2025: \catcode `\^^]=\other
        !          2026: \catcode `\^^^=\other
        !          2027: \catcode `\^^_=\other
        !          2028: \catcode `\@=\other
        !          2029: \catcode `\^=\other
        !          2030: \catcode `\~=\other
        !          2031: \catcode `\[=\other
        !          2032: \catcode `\]=\other
        !          2033: \catcode`\"=\other
        !          2034: \catcode`\_=\other
        !          2035: \catcode`\|=\other
        !          2036: \catcode`\<=\other
        !          2037: \catcode`\>=\other
        !          2038: \catcode `\$=\other
        !          2039: \catcode `\#=\other
        !          2040: \catcode `\&=\other
        !          2041: % the aux file uses ' as the escape.
        !          2042: % Turn off \ as an escape so we do not lose on
        !          2043: % entries which were dumped with control sequences in their names.
        !          2044: % For example, 'xrdef {$\leq $-fun}{page ...} made by @defun ^^
        !          2045: % Reference to such entries still does not work the way one would wish,
        !          2046: % but at least they do not bomb out when the aux file is read in.
        !          2047: \catcode `\{=1 \catcode `\}=2
        !          2048: \catcode `\%=\other
        !          2049: \catcode `\'=0
        !          2050: \catcode `\\=\other
        !          2051: \openin 1 \jobname.aux
        !          2052: \ifeof 1 \else \closein 1 \input \jobname.aux
        !          2053: \fi
        !          2054: % Open the new aux file.  Tex will close it automatically at exit.
        !          2055: \openout \auxfile=\jobname.aux
        !          2056: \endgroup}
        !          2057: 
        !          2058: 
        !          2059: % Footnotes.
        !          2060: 
        !          2061: \newcount \footnoteno
        !          2062: 
        !          2063: \def\supereject{\par\penalty -20000\footnoteno =0 }
        !          2064: 
        !          2065: \let\ptexfootnote=\footnote
        !          2066: 
        !          2067: {\catcode `\@=11
        !          2068: \gdef\footnote{\global\advance \footnoteno by \@ne
        !          2069: \edef\thisfootno{$^{\the\footnoteno}$}%
        !          2070: \let\@sf\empty
        !          2071: \ifhmode\edef\@sf{\spacefactor\the\spacefactor}\/\fi
        !          2072: \thisfootno\@sf\parsearg\footnotezzz}
        !          2073: 
        !          2074: \gdef\footnotezzz #1{\insert\footins{
        !          2075: \interlinepenalty\interfootnotelinepenalty
        !          2076: \splittopskip\ht\strutbox % top baseline for broken footnotes
        !          2077: \splitmaxdepth\dp\strutbox \floatingpenalty\@MM
        !          2078: \leftskip\z@skip \rightskip\z@skip \spaceskip\z@skip \xspaceskip\z@skip
        !          2079: \footstrut\hang\textindent{\thisfootno}#1\strut}}
        !          2080: 
        !          2081: }%end \catcode `\@=11
        !          2082: 
        !          2083: % End of control word definitions.
        !          2084: 
        !          2085: \message{and turning on texinfo input format.}
        !          2086: 
        !          2087: \def\openindices{%
        !          2088:    \newindex{cp}%
        !          2089:    \newcodeindex{fn}%
        !          2090:    \newcodeindex{vr}%
        !          2091:    \newcodeindex{tp}%
        !          2092:    \newcodeindex{ky}%
        !          2093:    \newcodeindex{pg}%
        !          2094: }
        !          2095: 
        !          2096: % Set some numeric style parameters, for 8.5 x 11 format.
        !          2097: 
        !          2098: \hsize = 6.5in
        !          2099: \parindent 15pt
        !          2100: \parskip 18pt plus 1pt
        !          2101: \baselineskip 15pt
        !          2102: \advance\topskip by 1.2cm
        !          2103: 
        !          2104: % Prevent underfull vbox error messages.
        !          2105: \vbadness=10000
        !          2106: 
        !          2107: % Use @smallbook to reset parameters for 7x9.5 format
        !          2108: \def\smallbook{
        !          2109: \global\lispnarrowing = 0.3in
        !          2110: \global\baselineskip 12pt
        !          2111: \global\parskip 3pt plus 1pt
        !          2112: \global\hsize = 5in
        !          2113: \global\doublecolumnhsize=2.4in \global\doublecolumnvsize=15.0in
        !          2114: \global\vsize=7.5in
        !          2115: \global\tolerance=700
        !          2116: \global\hfuzz=1pt
        !          2117: 
        !          2118: \global\pagewidth=\hsize
        !          2119: \global\pageheight=\vsize
        !          2120: \global\font\ninett=cmtt9
        !          2121: 
        !          2122: \global\let\smalllisp=\smalllispx
        !          2123: \global\let\smallexample=\smalllispx
        !          2124: \global\def\Esmallexample{\Esmalllisp}
        !          2125: }
        !          2126: 
        !          2127: %% For a final copy, take out the rectangles
        !          2128: %% that mark overfull boxes (in case you have decided
        !          2129: %% that the text looks ok even though it passes the margin).
        !          2130: \def\finalout{\overfullrule=0pt}
        !          2131: 
        !          2132: % Turn off all special characters except @
        !          2133: % (and those which the user can use as if they were ordinary)
        !          2134: % Define certain chars to be always in tt font.
        !          2135: 
        !          2136: \catcode`\"=\active
        !          2137: \def\activedoublequote{{\tt \char '042}}
        !          2138: \let"=\activedoublequote
        !          2139: \catcode`\~=\active
        !          2140: \def~{{\tt \char '176}}
        !          2141: \chardef\hat=`\^
        !          2142: \catcode`\^=\active
        !          2143: \def^{{\tt \hat}}
        !          2144: \catcode`\_=\active
        !          2145: \def_{{\tt \char '137}}
        !          2146: \catcode`\|=\active
        !          2147: \def|{{\tt \char '174}}
        !          2148: \chardef \less=`\<
        !          2149: \catcode`\<=\active
        !          2150: \def<{{\tt \less}}
        !          2151: \chardef \gtr=`\>
        !          2152: \catcode`\>=\active
        !          2153: \def>{{\tt \gtr}}
        !          2154: 
        !          2155: \catcode`\@=0
        !          2156: 
        !          2157: % \rawbackslashxx output one backslash character in current font
        !          2158: {\catcode`\\=\other
        !          2159: @gdef@rawbackslashxx{\}}
        !          2160: 
        !          2161: % \rawbackslash redefines \ as input to do \rawbackslashxx.
        !          2162: {\catcode`\\=\active
        !          2163: @gdef@rawbackslash{@let\=@rawbackslashxx }}
        !          2164: 
        !          2165: % \normalbackslash outputs one backslash in fixed width font.
        !          2166: \def\normalbackslash{{\tt\rawbackslashxx}}
        !          2167: 
        !          2168: % Say @foo, not \foo, in error messages.
        !          2169: \escapechar=`\@
        !          2170: 
        !          2171: @c \catcode 17=0   @c Define control-q
        !          2172: \catcode`\\=\active
        !          2173: 
        !          2174: % If a .fmt file is being used, we don't want the `\input texinfo' to show up.
        !          2175: % That is what \eatinput is for; after that, the `\' should revert to printing 
        !          2176: % a backslash.
        !          2177: %
        !          2178: @gdef@eatinput input texinfo{@fixbackslash}
        !          2179: @global@let\ = @eatinput
        !          2180: 
        !          2181: % On the other hand, perhaps the file did not have a `\input texinfo'. Then
        !          2182: % the first `\{ in the file would cause an error. This macro tries to fix 
        !          2183: % that, assuming it is called before the first `\' could plausibly occur.
        !          2184: % 
        !          2185: @gdef@fixbackslash{@ifx\@eatinput @let\ = @normalbackslash @fi}
        !          2186: 
        !          2187: %% These look ok in all fonts, so just make them not special.  The @rm below
        !          2188: %% makes sure that the current font starts out as the newly loaded cmr10
        !          2189: @catcode`@$=@other @catcode`@%=@other @catcode`@&=@other @catcode`@#=@other
        !          2190: 
        !          2191: @textfonts
        !          2192: @rm

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