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Annotation of 43BSD/contrib/emacs/man/texinfo.tex, revision 1.1

1.1     ! root        1: %% TeX macros to handle texinfo files
        !             2: 
        !             3: %   Copyright (C) 1985 Richard M. Stallman
        !             4: %
        !             5: %This program is distributed in the hope that it will be useful,
        !             6: %but without any warranty.  No author or distributor
        !             7: %accepts responsibility to anyone for the consequences of using it
        !             8: %or for whether it serves any particular purpose or works at all,
        !             9: %unless he says so in writing.
        !            10: %
        !            11: %   Permission is granted to anyone to distribute verbatim copies
        !            12: %   of this program's source code as received, in any medium, provided that
        !            13: %   the copyright notice, the nonwarraty notice above
        !            14: %   and this permission notice are preserved,
        !            15: %   and that the distributor grants the recipient all rights
        !            16: %   for further redistribution as permitted by this notice,
        !            17: %   and informs him of these rights.
        !            18: %
        !            19: %   Permission is granted to distribute modified versions of this
        !            20: %   program's source code, or of portions of it, under the above
        !            21: %   conditions, plus the conditions that all changed files carry
        !            22: %   prominent notices stating who last changed them and that the
        !            23: %   entire derived work, including anything packaged as part of it and
        !            24: %   conceptually functioning as a modification of it rather than an
        !            25: %   application of it, is in its entirety subject to a permission
        !            26: %   notice identical to this one.
        !            27: %
        !            28: %   Permission is granted to distribute this program (verbatim or
        !            29: %   as modified) in compiled or executable form, provided verbatim
        !            30: %   redistribution is permitted as stated above for source code, and
        !            31: %    A.  it is accompanied by the corresponding machine-readable
        !            32: %      source code, under the above conditions, or
        !            33: %    B.  it is accompanied by a written offer, with no time limit,
        !            34: %      to distribute the corresponding machine-readable source code,
        !            35: %      under the above conditions, to any one, in return for reimbursement
        !            36: %      of the cost of distribution.   Verbatim redistribution of the
        !            37: %      written offer must be permitted.  Or,
        !            38: %    C.  it is distributed by someone who received only the
        !            39: %      compiled or executable form, and is accompanied by a copy of the
        !            40: %      written offer of source code which he received along with it.
        !            41: %
        !            42: %In other words, you are welcome to use, share and improve this program.
        !            43: %You are forbidden to forbid anyone else to use, share and improve
        !            44: %what you give them.   Help stamp out software-hoarding!
        !            45: 
        !            46: \def\texinfoversion{1}
        !            47: \message{Loading texinfo package [Version \texinfoversion]:}
        !            48: \message{}
        !            49: 
        !            50: \message{Basics,}
        !            51: \chardef\other=12
        !            52: \parskip=1.5pt
        !            53: \advance\topskip by 1.2cm
        !            54: 
        !            55: \hyphenation{ap-pen-dix}
        !            56: \hyphenation{mini-buf-fer mini-buf-fers}
        !            57: 
        !            58: % Margin to add to right of even pages, to left of odd pages.
        !            59: \newdimen \bindingoffset  \bindingoffset=0pt
        !            60: \newdimen \normaloffset   \normaloffset=\hoffset
        !            61: \newdimen\pagewidth \newdimen\pageheight
        !            62: \pagewidth=\hsize \pageheight=\vsize
        !            63: 
        !            64: % \onepageout takes a vbox as an argument.  Note that \pagecontents
        !            65: % does insertions itself, but you have to call it yourself.
        !            66: \chardef\PAGE=255  \output={\onepageout{\pagecontents\PAGE}}
        !            67: \def\onepageout#1{\hoffset=\normaloffset
        !            68: \ifodd\pageno  \advance\hoffset by \bindingoffset
        !            69: \else \advance\hoffset by -\bindingoffset\fi
        !            70: \shipout\vbox{{\let\hsize=\pagewidth \makeheadline} \pagebody{#1}%
        !            71:  {\let\hsize=\pagewidth \makefootline}}
        !            72: \advancepageno \ifnum\outputpenalty>-20000 \else\dosupereject\fi}
        !            73: \def\pagebody#1{\vbox to\pageheight{\boxmaxdepth=\maxdepth #1}}
        !            74: {\catcode`\@ =11
        !            75: \gdef\pagecontents#1{\ifvoid\topins\else\unvbox\topins\fi
        !            76: \dimen@=\dp#1 \unvbox#1
        !            77: \ifvoid\footins\else\vskip\skip\footins\footnoterule \unvbox\footins\fi
        !            78: \ifr@ggedbottom \kern-\dimen@ \vfil \fi}
        !            79: }
        !            80: 
        !            81: % Parse an argument, then pass it to #1.
        !            82: % The argument can be delimited with [...] or with "..." or braces
        !            83: % or it can be a whole line.
        !            84: % #1 should be a macro which expects
        !            85: % an ordinary undelimited TeX argument.
        !            86: 
        !            87: \def\parsearg #1{\let\next=#1\begingroup\obeylines\futurelet\temp\parseargx}
        !            88: 
        !            89: \def\parseargx{%
        !            90: \ifx \obeyedspace\temp \aftergroup\parseargdiscardspace \else%
        !            91: \aftergroup \parseargline %
        !            92: \fi \endgroup}
        !            93: 
        !            94: {\obeyspaces %
        !            95: \gdef\parseargdiscardspace {\begingroup\obeylines\futurelet\temp\parseargx}}
        !            96: 
        !            97: \gdef\obeyedspace{\ }
        !            98: 
        !            99: \def\parseargline{\begingroup \obeylines \parsearglinex}
        !           100: {\obeylines %
        !           101: \gdef\parsearglinex #1^^M{\endgroup \next {#1}}}
        !           102: 
        !           103: \def\flushcr{\ifx\par\lisppar \def\next##1{}\else \let\next=\relax \fi \next}
        !           104: 
        !           105: %% These are used to keep @begin/@end levels from running away
        !           106: %% Call \inENV within environments (after a \begingroup)
        !           107: \newif\ifENV \ENVfalse \def\inENV{\ifENV\relax\else\ENVtrue\fi}
        !           108: \def\ENVcheck{%
        !           109: \ifENV\errmessage{Still within an environment.  Type Return to continue.}
        !           110: \endgroup\fi} % This is not perfect, but it should reduce lossage
        !           111: 
        !           112: % @begin foo  is the same as @foo, for now.
        !           113: \newhelp\EMsimple{Type <Return> to continue}
        !           114: 
        !           115: \outer\def\begin{\parsearg\beginxxx}
        !           116: 
        !           117: \def\beginxxx #1{%
        !           118: \expandafter\ifx\csname #1\endcsname\relax
        !           119: {\errhelp=\EMsimple \errmessage{Undefined command @begin #1}}\else
        !           120: \csname #1\endcsname\fi}
        !           121: 
        !           122: %% @end foo executes the definition of \Efoo.
        !           123: %% foo can be delimited by doublequotes or brackets.
        !           124: \let\ptexend = \end
        !           125: 
        !           126: \def\end{\parsearg\endxxx}
        !           127: 
        !           128: \def\endxxx #1{%
        !           129: \expandafter\ifx\csname E#1\endcsname\relax
        !           130: \expandafter\ifx\csname #1\endcsname\relax
        !           131: \errmessage{Undefined command @end #1}\else
        !           132: \errorE{#1}\fi\fi
        !           133: \csname E#1\endcsname}
        !           134: \def\errorE#1{
        !           135: {\errhelp=\EMsimple \errmessage{@end #1 not within #1 environment}}}
        !           136: 
        !           137: % Simple aliases that make some plain tex constructs available.
        !           138: 
        !           139: \let\ptexnobreak=\nobreak
        !           140: \def\nobreak{\par\penalty 10000}
        !           141: 
        !           142: % Single-spacing is done by various environments.
        !           143: 
        !           144: \newskip\singlespaceskip \singlespaceskip = \baselineskip
        !           145: \def\singlespace{%
        !           146: {\advance \baselineskip by -\singlespaceskip
        !           147: \kern \baselineskip}%
        !           148: \baselineskip=\singlespaceskip
        !           149: }
        !           150: 
        !           151: % @@ prints an @ -- for Scribe compatibility.
        !           152: % Kludge this until the fonts are right (grr).
        !           153: \def\@{{\sf @}}
        !           154: 
        !           155: % Define @` and @' to be the same as ` and '
        !           156: % but suppressing ligatures.
        !           157: \def\`{{`}}
        !           158: \def\'{{'}}
        !           159: 
        !           160: % @: is forces normal size whitespace following.
        !           161: \def\:{\spacefactor=1000 }
        !           162: 
        !           163: % @* forces a line break.
        !           164: \let\ptexstar=\* \def\*{\hfil\break}
        !           165: 
        !           166: % @. is an end-of-sentence period.
        !           167: \let\ptexdot=\. \def\.{.\spacefactor=3000 }
        !           168: 
        !           169: % @# leaves space for a special character.
        !           170: \let\ptexnumsign=\# \def\#{\write19{(@##)}\hbox to 0.7em{\hfil}}
        !           171: 
        !           172: % @w prevents a word break
        !           173: \def\w #1{\hbox{#1}}
        !           174: 
        !           175: % Save the essence of & for tabular environments as @\ for BoTeX
        !           176: % Say @settabs 4 @columns, then @<col0@\col1@\col2@\col3@cr
        !           177: \let\\=& \let\<=\+
        !           178: % @+ raises its argument, @- lowers.
        !           179: \let\ptexplus=\+
        !           180: \def\+ #1{\raise 1ex\hbox{#1}}
        !           181: 
        !           182: \let\ptexminus=\-
        !           183: \def\- #1{\lower 1ex\hbox{#1}}
        !           184: 
        !           185: % @group ... @end group  forces ... to be all on one page.
        !           186: 
        !           187: \def\group{\begingroup% \inENV ???
        !           188: \def \Egroup{\egroup\endgroup}
        !           189: \vbox\bgroup}
        !           190: 
        !           191: % @br   forces paragraph break
        !           192: 
        !           193: \let\br = \par
        !           194: 
        !           195: % @dots{}  output some dots
        !           196: 
        !           197: \def\dots{$\ldots$}
        !           198: 
        !           199: % @page    forces the start of a new page
        !           200: 
        !           201: \def\page{\par\vfill\supereject}
        !           202: 
        !           203: % @exdent text....
        !           204: % outputs text on separate line in roman font, starting at standard page margin
        !           205: 
        !           206: \def\exdent{\errmessage{@exdent in filled text}}
        !           207:   % @lisp, etc, define \exdent locally from \internalexdent
        !           208: 
        !           209: {\obeyspaces
        !           210: \gdef\internalexdent{\parsearg\exdentzzz}}
        !           211: 
        !           212: \def\exdentzzz #1{{\advance \leftskip by -\lispnarrowing
        !           213: \advance \hsize by -\leftskip
        !           214: \advance \hsize by -\rightskip
        !           215: \leftline{{\rm#1}}}}
        !           216: 
        !           217: % @include file    insert text of that file as input.
        !           218: 
        !           219: \def\include{\parsearg\includezzz}
        !           220: \def\includezzz #1{{\def\thisfile{#1}\input #1
        !           221: }}
        !           222: 
        !           223: \def\thisfile{}
        !           224: 
        !           225: % @need space-in-mils
        !           226: % forces a page break if there is not space-in-mils remaining.
        !           227: 
        !           228: \newdimen\mil  \mil=0.001in
        !           229: 
        !           230: \def\need{\parsearg\needx}
        !           231: 
        !           232: \def\needx #1{\par %
        !           233: \begingroup %
        !           234: \dimen0=\pagetotal %
        !           235: \advance \dimen0 by #1\mil %
        !           236: \ifdim \dimen0>\pagegoal \vfill\eject \fi %
        !           237: \endgroup}
        !           238: 
        !           239: % @center line   outputs that line, centered
        !           240: 
        !           241: \def\center{\parsearg\centerzzz}
        !           242: \def\centerzzz #1{{\advance\hsize by -\leftskip
        !           243: \advance\hsize by -\rightskip
        !           244: \centerline{#1}}}
        !           245: 
        !           246: % @sp n   outputs n lines of vertical space
        !           247: 
        !           248: \def\sp{\parsearg\spxxx}
        !           249: \def\spxxx #1{\par \vskip #1\baselineskip}
        !           250: 
        !           251: % @comment ...line which is ignored...
        !           252: % @c is the same as @comment
        !           253: % @ignore ... @end ignore  is another way to write a comment
        !           254: 
        !           255: \def\comment{\parsearg \commentxxx}
        !           256: 
        !           257: \def\commentxxx #1{}
        !           258: 
        !           259: \let\c=\comment
        !           260: 
        !           261: \long\def\ignore #1\end ignore{}
        !           262: 
        !           263: % Some texinfo constructs that are trivial in tex
        !           264: 
        !           265: \def\iftex{}
        !           266: \def\Eiftex{}
        !           267: \long\def\ifinfo #1\end ifinfo{}
        !           268: \long\def\menu #1\end menu{}
        !           269: \def\asis#1{#1}
        !           270: 
        !           271: \def\node{\parsearg\nodezzz}
        !           272: \def\nodezzz#1{\nodexxx [#1,]}
        !           273: \def\nodexxx[#1,#2]{\gdef\lastnode{#1}}
        !           274: \let\lastnode=\relax
        !           275: 
        !           276: \def\donoderef{\ifx\lastnode\relax\else
        !           277: \expandafter\expandafter\expandafter\setref{\lastnode}\fi
        !           278: \let\lastnode=\relax}
        !           279: 
        !           280: \let\refill=\relax
        !           281: 
        !           282: \let\setfilename=\comment
        !           283: 
        !           284: \def\inforef #1{\inforefzzz #1,,,,**}
        !           285: \def\inforefzzz #1,#2,#3,#4**{See Info file \file{\losespace#3{}}, node `\losespace#1{}'}
        !           286: \def\losespace #1{#1}
        !           287: 
        !           288: \message{fonts,}
        !           289: 
        !           290: % Font-change commands.
        !           291: 
        !           292: %% Try out Computer Modern fonts at a little bigger than \magstephalf
        !           293: \font\tenrm=amr10 scaled \magstephalf
        !           294: \font\tentt=amtt10 scaled \magstephalf
        !           295: \font\tenbf=amb10 scaled \magstephalf
        !           296: \font\tenit=amti10 scaled \magstephalf
        !           297: \font\tensl=amsl10 scaled \magstephalf
        !           298: \font\tensf=amss10 scaled \magstephalf
        !           299: \def\li{\sf}
        !           300: \font\tensc=amcsc10 scaled \magstephalf
        !           301: 
        !           302: % Font for title
        !           303: \font\titlerm = ambx10 scaled \magstep5
        !           304: 
        !           305: % Fonts for indices
        !           306: \font\indit=amti9 \font\indrm=amr9
        !           307: \def\indbf{\indrm} \def\indsl{\indit}
        !           308: \def\indexfonts{\let\it=\indit \let\sl=\indsl \let\bf=\indbf \let\rm=\indrm}
        !           309: 
        !           310: % Fonts for headings
        !           311: \font\chaprm=ambx10 scaled \magstep3
        !           312: \font\chapit=amti10 scaled \magstep3
        !           313: \font\chapsl=amsl10 scaled \magstep3
        !           314: \let\chapbf=\chaprm
        !           315: 
        !           316: \font\secrm=ambx10 scaled \magstep2
        !           317: \font\secit=amti10 scaled \magstep2
        !           318: \font\secsl=amsl10 scaled \magstep2
        !           319: \let\secbf=\secrm
        !           320: 
        !           321: \font\ssecrm=ambx10 scaled \magstep1
        !           322: \font\ssecit=amti10 scaled \magstep1
        !           323: \font\ssecsl=amsl10 scaled \magstep1
        !           324: \let\ssecbf=\ssecrm
        !           325: 
        !           326: \def\textfonts{\let\rm=\tenrm\let\it=\tenit\let\sl=\tensl\let\bf=\tenbf%
        !           327: \let\sc=\tensc\let\sf=\tensf}
        !           328: \def\chapfonts{\let\rm=\chaprm\let\it=\chapit\let\sl=\chapsl\let\bf=\chapbf}
        !           329: \def\secfonts{\let\rm=\secrm\let\it=\secit\let\sl=\secsl\let\bf=\secbf}
        !           330: \def\subsecfonts{\let\rm=\ssecrm\let\it=\ssecit\let\sl=\ssecsl\let\bf=\ssecbf}
        !           331: % Count depth in font-changes, for error checks
        !           332: \newcount\fontdepth \fontdepth=0
        !           333: 
        !           334: %% Add scribe-like font environments, plus @l for inline lisp (usually sans
        !           335: %% serif) and @ii for TeX italic
        !           336: \let\ptexb=\b \let\ptexc=\c \let\ptexi=\i \let\ptext=\t
        !           337: \let\ptexl=\l \let\ptexL=\L
        !           338: 
        !           339: \def\i#1{{\sl #1}}
        !           340: \let\var=\i
        !           341: \let\dfn=\i
        !           342: 
        !           343: \def\b#1{{\bf #1}}
        !           344: 
        !           345: \def\t#1{{\tt \rawbackslash #1}}
        !           346: \let\ttfont = \t
        !           347: \let\kbd=\t
        !           348: \def\samp #1{`{\tt \rawbackslash #1}'}
        !           349: \def\key #1{{\tt \uppercase{#1}}}
        !           350: \def\ctrl #1{{\tt \rawbackslash \hat}#1}
        !           351: 
        !           352: \let\file=\samp
        !           353: 
        !           354: \def\l#1{{\li #1}}
        !           355: \let\code=\l
        !           356: 
        !           357: \def\r#1{{\rm #1}}
        !           358: \def\s#1{{\sc #1}}
        !           359: \def\ii#1{{\it #1}}
        !           360: 
        !           361: \def\titlefont#1{{\titlerm #1}}
        !           362: 
        !           363: \def\titlepage{\begingroup \parindent=0pt \hbox{}%
        !           364: \let\oldpage=\page
        !           365: \def\page{\oldpage \hbox{}}}
        !           366: 
        !           367: \def\Etitlepage{\endgroup\page\HEADINGSon}
        !           368: 
        !           369: % Used to generate quoted braces.
        !           370: 
        !           371: \def\mylbrace {{\tt \char '173}}
        !           372: \def\myrbrace {{\tt \char '175}}
        !           373: \let\{=\mylbrace
        !           374: \let\}=\myrbrace
        !           375: 
        !           376: \def\tie{\penalty 10000\ }     % Save plain tex definition of ~.
        !           377: 
        !           378: % Make altmode in file print out right
        !           379: 
        !           380: \catcode `\^^[=\active \def^^[{$\diamondsuit$}
        !           381: 
        !           382: \message{page headings,}
        !           383: 
        !           384: %%% Set up page headings and footings.
        !           385: 
        !           386: \let\thispage=\folio
        !           387: 
        !           388: \newtoks \evenheadline    % Token sequence for heading line of even pages
        !           389: \newtoks \oddheadline     % Token sequence for heading line of odd pages
        !           390: \newtoks \evenfootline    % Token sequence for footing line of even pages
        !           391: \newtoks \oddfootline     % Token sequence for footing line of odd pages
        !           392: 
        !           393: % Now make Tex use those variables
        !           394: \headline={{\textfonts\rm \ifodd\pageno \the\oddheadline \else \the\evenheadline \fi}}
        !           395: \footline={{\textfonts\rm \ifodd\pageno \the\oddfootline \else \the\evenfootline \fi}}
        !           396: 
        !           397: % Commands to set those variables.
        !           398: % For example, this is what  @headings on  does
        !           399: % @evenheading @thistitle|@thispage|@thischapter
        !           400: % @oddheading @thischapter|@thispage|@thistitle
        !           401: % @evenfooting @thisfile||
        !           402: % @oddfooting ||@thisfile
        !           403: 
        !           404: \def\evenheading{\parsearg\evenheadingxxx}
        !           405: \def\oddheading{\parsearg\oddheadingxxx}
        !           406: \def\everyheading{\parsearg\everyheadingxxx}
        !           407: 
        !           408: \def\evenfooting{\parsearg\evenfootingxxx}
        !           409: \def\oddfooting{\parsearg\oddfootingxxx}
        !           410: \def\everyfooting{\parsearg\everyfootingxxx}
        !           411: 
        !           412: \def\evenheadingxxx #1{\evenheadingyyy #1\|\|\|\|\finish}
        !           413: \def\evenheadingyyy #1\|#2\|#3\|#4\finish{%
        !           414: \global\evenheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           415: 
        !           416: \def\oddheadingxxx #1{\oddheadingyyy #1\|\|\|\|\finish}
        !           417: \def\oddheadingyyy #1\|#2\|#3\|#4\finish{%
        !           418: \global\oddheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           419: 
        !           420: \def\everyheadingxxx #1{\everyheadingyyy #1\|\|\|\|\finish}
        !           421: \def\everyheadingyyy #1\|#2\|#3\|#4\finish{%
        !           422: \global\evenheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}
        !           423: \global\oddheadline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           424: 
        !           425: \def\evenfootingxxx #1{\evenfootingyyy #1\|\|\|\|\finish}
        !           426: \def\evenfootingyyy #1\|#2\|#3\|#4\finish{%
        !           427: \global\evenfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           428: 
        !           429: \def\oddfootingxxx #1{\oddfootingyyy #1\|\|\|\|\finish}
        !           430: \def\oddfootingyyy #1\|#2\|#3\|#4\finish{%
        !           431: \global\oddfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           432: 
        !           433: \def\everyfootingxxx #1{\everyfootingyyy #1\|\|\|\|\finish}
        !           434: \def\everyfootingyyy #1\|#2\|#3\|#4\finish{%
        !           435: \global\evenfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}
        !           436: \global\oddfootline={\rlap{\centerline{#2}}\line{#1\hfil#3}}}
        !           437: 
        !           438: % @headings on   turns them on.
        !           439: % @headings off  turns them off.
        !           440: % By default, they are off.
        !           441: 
        !           442: \def\headings #1 {\csname HEADINGS#1\endcsname}
        !           443: 
        !           444: \def\HEADINGSoff{
        !           445: \global\evenheadline={\hfil} \global\evenfootline={\hfil}
        !           446: \global\oddheadline={\hfil} \global\oddfootline={\hfil}}
        !           447: \HEADINGSoff
        !           448: % When we turn headings on, set the page number to 1,
        !           449: % Put current file name in lower left corner,
        !           450: % Put chapter name on inside top of right hand pages, document
        !           451: % title on inside top of left hand pages, and page numbers on outside top
        !           452: % edge of all pages.
        !           453: \def\HEADINGSon{
        !           454: \global\pageno=1
        !           455: \global\evenfootline={\thisfile\hfil}
        !           456: \global\oddfootline={\thisfile\hfil}
        !           457: \global\evenheadline={\line{\folio\hfil\thistitle}}
        !           458: \global\oddheadline={\line{\thischapter\hfil\folio}}
        !           459: }
        !           460: 
        !           461: % Subroutines used in generating headings
        !           462: \def\today{\ifcase\month\or
        !           463: January\or February\or March\or April\or May\or June\or
        !           464: July\or August\or September\or October\or November\or December\fi
        !           465: \space\number\day, \number\year}
        !           466: 
        !           467: % @settitle line...  specifies the title of the document, for headings
        !           468: % It generates no output of its own
        !           469: 
        !           470: \def\thistitle{No Title}
        !           471: \def\settitle{\parsearg\settitlezzz}
        !           472: \def\settitlezzz #1{\gdef\thistitle{#1}}
        !           473: 
        !           474: \message{tables,}
        !           475: 
        !           476: % Tables -- @table, @ftable, @item(x), @kitem(x), @xitem(x).
        !           477: 
        !           478: % default indentation of table text
        !           479: \newdimen\tableindent \tableindent=.8in
        !           480: % default indentation of @itemize and @enumerate text
        !           481: \newdimen\itemindent  \itemindent=.8in
        !           482: % margin between end of table item and start of table text.
        !           483: \newdimen\itemmargin  \itemmargin=.1in
        !           484: 
        !           485: % used internally for \itemindent minus \itemmargin
        !           486: \newdimen\itemmax
        !           487: 
        !           488: % Note @table and @ftable define @item, @itemx, etc., with these defs.
        !           489: % They also define \itemindex
        !           490: % to index the item name in whatever manner is desired (perhaps none).
        !           491: 
        !           492: \def\internalBitem{\smallbreak \parsearg\itemzzz}
        !           493: \def\internalBitemx{\par \parsearg\itemzzz}
        !           494: 
        !           495: \def\internalBxitem "#1"{\def\xitemsubtopix{#1} \smallbreak \parsearg\xitemzzz}
        !           496: \def\internalBxitemx "#1"{\def\xitemsubtopix{#1} \par \parsearg\xitemzzz}
        !           497: 
        !           498: \def\internalBkitem{\smallbreak \parsearg\kitemzzz}
        !           499: \def\internalBkitemx{\par \parsearg\kitemzzz}
        !           500: 
        !           501: \def\kitemzzz #1{\dosubind {kw}{#1}{for {\bf \lastfunction}}\itemzzz {#1}}
        !           502: 
        !           503: \def\xitemzzz #1{\dosubind {kw}{#1}{for {\bf \xitemsubtopic}}\itemzzz {#1}}
        !           504: 
        !           505: \def\itemzzz #1{\begingroup %
        !           506: \advance \hsize by -\rightskip %
        !           507: \advance \hsize by -\leftskip %
        !           508: \setbox0=\hbox{\itemfont{#1}}%
        !           509: \itemindex{#1}%
        !           510: \parskip=0in %
        !           511: \noindent %
        !           512: \ifdim \wd0>\itemmax %
        !           513: \vadjust{\penalty 10000}%
        !           514: \hbox to \hsize{\hskip -\tableindent\box0\hss}\ %
        !           515: \else %
        !           516: \hbox to 0pt{\hskip -\tableindent\box0\hss}%
        !           517: \fi %
        !           518: \endgroup %
        !           519: }
        !           520: 
        !           521: \def\item{\errmessage{@item while not in a table}}
        !           522: \def\itemx{\errmessage{@itemx while not in a table}}
        !           523: \def\kitem{\errmessage{@kitem while not in a table}}
        !           524: \def\kitemx{\errmessage{@kitemx while not in a table}}
        !           525: \def\xitem{\errmessage{@xitem while not in a table}}
        !           526: \def\xitemx{\errmessage{@xitemx while not in a table}}
        !           527: 
        !           528: %% Contains a kludge to get @end[description] to work
        !           529: \def\description{\tablez{\dontindex}{1}{}{}{}{}}
        !           530: 
        !           531: \def\table{\begingroup\inENV\obeylines\obeyspaces\tablex}
        !           532: {\obeylines\obeyspaces%
        !           533: \gdef\tablex #1^^M{%
        !           534: \tabley\dontindex#1        \endtabley}}
        !           535: 
        !           536: \def\ftable{\begingroup\inENV\obeylines\obeyspaces\ftablex}
        !           537: {\obeylines\obeyspaces%
        !           538: \gdef\ftablex #1^^M{%
        !           539: \tabley\fnitemindex#1        \endtabley}}
        !           540: 
        !           541: \def\dontindex #1{}
        !           542: \def\fnitemindex #1{\doind {fn}{#1}}%
        !           543: 
        !           544: {\obeyspaces %
        !           545: \gdef\tabley#1#2 #3 #4 #5 #6 #7\endtabley{\endgroup%
        !           546: \tablez{#1}{#2}{#3}{#4}{#5}{#6}}}
        !           547: 
        !           548: \def\tablez #1#2#3#4#5#6{%
        !           549: \aboveenvbreak %
        !           550: \begingroup %
        !           551: \def\Edescription{\Etable}% Neccessary kludge.
        !           552: \let\itemindex=#1%
        !           553: \ifnum 0#3>0 \advance \leftskip by #3\mil \fi %
        !           554: \ifnum 0#4>0 \tableindent=#4\mil \fi %
        !           555: \ifnum 0#5>0 \advance \rightskip by #5\mil \fi %
        !           556: \def\itemfont{#2}%
        !           557: \itemmax=\tableindent %
        !           558: \advance \itemmax by -\itemmargin %
        !           559: \advance \leftskip by \tableindent %
        !           560: \parindent = 0pt
        !           561: \parskip = \smallskipamount
        !           562: \ifdim \parskip=0pt \parskip=2pt \fi%
        !           563: \def\Etable{\endgraf\endgroup\afterenvbreak}%
        !           564: \let\item = \internalBitem %
        !           565: \let\itemx = \internalBitemx %
        !           566: \let\kitem = \internalBkitem %
        !           567: \let\kitemx = \internalBkitemx %
        !           568: \let\xitem = \internalBxitem %
        !           569: \let\xitemx = \internalBxitemx %
        !           570: }
        !           571: 
        !           572: % This is the counter used by @enumerate, which is really @itemize
        !           573: 
        !           574: \newcount \itemno
        !           575: 
        !           576: \def\itemize{\parsearg\itemizezzz}
        !           577: 
        !           578: \def\itemizezzz #1{\itemizey {#1}{\Eitemize}}
        !           579: 
        !           580: \def\itemizey #1#2{%
        !           581: \aboveenvbreak %
        !           582: \begingroup %
        !           583: \itemno = 0 %
        !           584: \itemmax=\itemindent %
        !           585: \advance \itemmax by -\itemmargin %
        !           586: \advance \leftskip by \itemindent %
        !           587: \parindent = 0pt
        !           588: \parskip = \smallskipamount
        !           589: \ifdim \parskip=0pt \parskip=2pt \fi%
        !           590: \def#2{\endgraf\endgroup\afterenvbreak}%
        !           591: \def\itemcontents{#1}%
        !           592: \let\item=\itemizeitem}
        !           593: 
        !           594: \let\ptexbullet=\bullet
        !           595: \def\bullet{$\ptexbullet$}
        !           596: 
        !           597: \def\enumerate{\itemizey{\the\itemno.}\Eenumerate\flushcr}
        !           598: 
        !           599: % Definition of @item while inside @itemize.
        !           600: 
        !           601: \def\itemizeitem{%
        !           602: \advance\itemno by 1
        !           603: {\let\par=\endgraf \smallbreak}%
        !           604: \ifhmode \errmessage{\in hmode at itemizeitem}\fi
        !           605: {\parskip=0in \hskip 0pt
        !           606: \hbox to 0pt{\hss \itemcontents\hskip \itemmargin}%
        !           607: \vadjust{\penalty 300}}%
        !           608: \flushcr}
        !           609: 
        !           610: \message{figures,} % Floating insertions, basically
        !           611: \newcount\figno \figno=0
        !           612: \def\basicaption{\parsearg\captionx}
        !           613: \def\captionx #1{\global\advance\figno by 1%
        !           614: \par{\textfonts\line{\hfil{\bf Figure \the\figno .} #1\hfil}}}
        !           615: \def\filcaption{\vfil\basicaption}
        !           616: \def\iEfigure{\smallskip\hrule\endinsert}
        !           617: \def\fullpagefigure{%
        !           618: \pageinsert\inENV\let\caption=\filcaption\let\Efullpagefigure=\iEfigure\hrule\smallskip}
        !           619: \def\figure{% This tries to be near where the command was
        !           620: \midinsert\inENV\let\caption=\basicaption\let\Efigure=\iEfigure\hrule\smallskip}
        !           621: \def\topfigure{% This tries to be near the top of a page
        !           622: \topinsert\inENV\let\caption=\basicaption\let\Etopfigure=\iEfigure\hrule\smallskip}
        !           623: 
        !           624: \message{footnotes,}% Footnotes
        !           625: 
        !           626: \newcount \footnoteno
        !           627: 
        !           628: \def\supereject{\par\penalty -20000\footnoteno =0 }
        !           629: 
        !           630: \let\ptexfootnote=\footnote
        !           631: 
        !           632: {\catcode `\@=11
        !           633: \gdef\footnote{\global\advance \footnoteno by \@ne
        !           634: \edef\thisfootno{$^{\the\footnoteno}$}%
        !           635: \let\@sf\empty
        !           636: \ifhmode\edef\@sf{\spacefactor\the\spacefactor}\/\fi
        !           637: \thisfootno\@sf\parsearg\footnotezzz}
        !           638: 
        !           639: \gdef\footnotezzz #1{\insert\footins{
        !           640: \interlinepenalty\interfootnotelinepenalty
        !           641: \splittopskip\ht\strutbox % top baseline for broken footnotes
        !           642: \splitmaxdepth\dp\strutbox \floatingpenalty\@MM
        !           643: \leftskip\z@skip \rightskip\z@skip \spaceskip\z@skip \xspaceskip\z@skip
        !           644: \footstrut\hang\textindent{\thisfootno}#1\strut}}
        !           645: 
        !           646: } %end \catcode `\@=11
        !           647: 
        !           648: \message{indexing,}
        !           649: % Index generation facilities
        !           650: 
        !           651: % Define \newwrite to be identical to plain tex's \newwrite
        !           652: % except not \outer, so it can be used within \newindex.
        !           653: {\catcode`\@=11
        !           654: \gdef\newwrite{\alloc@7\write\chardef\sixt@@n}}
        !           655: 
        !           656: % \newindex {foo} defines an index named foo.
        !           657: % It automatically defines \fooindex such that
        !           658: % \fooindex ...rest of line... puts an entry in the index foo.
        !           659: % It also defines \fooindfile to be the number of the output channel for
        !           660: % the file that        accumulates this index.  The file's extension is foo.
        !           661: % The name of an index should be no more than 2 characters long
        !           662: % for the sake of vms.
        !           663: 
        !           664: \def\newindex #1{
        !           665: \expandafter\newwrite \csname#1indfile\endcsname% Define number for output file
        !           666: \openout \csname#1indfile\endcsname \jobname.#1        % Open the file
        !           667: \expandafter\xdef\csname#1index\endcsname{%    % Define \xxxindex
        !           668: \noexpand\doindex {#1}}
        !           669: }
        !           670: 
        !           671: % @defindex foo  ==  \newindex{foo}
        !           672: 
        !           673: \def\defindex{\parsearg\newindex}
        !           674: 
        !           675: % @synindex foo bar    makes index foo feed into index bar.
        !           676: % Do this instead of @defindex foo if you don't want it as a separate index.
        !           677: \def\synindex #1 #2 {%
        !           678: \expandafter \xdef \csname#1index\endcsname {\noexpand\csname#2index\endcsname}%
        !           679: \expandafter \chardef \csname#1indfile\endcsname %
        !           680: = \csname#2indfile\endcsname}
        !           681: 
        !           682: % Define \doindex, the driver for all \fooindex macros.
        !           683: % Argument #1 is generated by the calling \fooindex macro,
        !           684: %  and it is "foo", the name of the index.
        !           685: 
        !           686: % \doindex just uses \parsearg; it calls \doind for the actual work.
        !           687: % This is because \doind is more useful to call from other macros.
        !           688: 
        !           689: % There is also \dosubind {index}{topic}{subtopic}
        !           690: % which makes an entry in a two-level index such as the operation index.
        !           691: 
        !           692: \def\doindex#1{\edef\indexname{#1}\parsearg\singleindexer}
        !           693: \def\singleindexer #1{\doind{\indexname}{#1}}
        !           694: 
        !           695: \def\indexdummies{%
        !           696: \def\bf{\realbackslash bf }%
        !           697: \def\rm{\realbackslash rm }%
        !           698: \def\sl{\realbackslash sl }%
        !           699: }
        !           700: 
        !           701: % To define \realbackslash, we must make \ not be an escape.
        !           702: % We must first make another character (@) an escape
        !           703: % so we do not become unable to do a definition.
        !           704: 
        !           705: {\catcode`\@=0 \catcode`\\=\other
        !           706: @gdef@realbackslash{\}}
        !           707: 
        !           708: \let\indexbackslash=0  %overridden during \printindex.
        !           709: 
        !           710: \def\doind #1#2{%
        !           711: {\indexdummies % Must do this here, since \bf, etc expand at this stage
        !           712: \count10=\lastpenalty %
        !           713: {\let\folio=0% Expand all macros now EXCEPT \folio
        !           714: \def\rawbackslashxx{\indexbackslash}% \indexbackslash isn't defined now
        !           715: % so it will be output as is; and it will print as backslash in the indx.
        !           716: \edef\temp{%
        !           717: \write \csname#1indfile\endcsname{%
        !           718: \realbackslash entry {#2}{\folio}{#2}}}%
        !           719: \temp }%
        !           720: \penalty\count10}}
        !           721: 
        !           722: \def\dosubind #1#2#3{%
        !           723: {\indexdummies % Must do this here, since \bf, etc expand at this stage
        !           724: \count10=\lastpenalty %
        !           725: {\let\folio=0%
        !           726: \def\rawbackslashxx{\indexbackslash}%
        !           727: \edef\temp{%
        !           728: \write \csname#1indfile\endcsname{%
        !           729: \realbackslash entry {#2 #3}{\folio}{#2}{#3}}}%
        !           730: \temp }%
        !           731: \penalty\count10}}
        !           732: 
        !           733: % The index entry written in the file actually looks like
        !           734: %  \entry {sortstring}{page}{topic}
        !           735: % or
        !           736: %  \entry {sortstring}{page}{topic}{subtopic}
        !           737: % The texindex program reads in these files and writes files
        !           738: % containing these kinds of lines:
        !           739: %  \initial {c}
        !           740: %     before the first topic whose initial is c
        !           741: %  \entry {topic}{pagelist}
        !           742: %     for a topic that is used without subtopics
        !           743: %  \primary {topic}
        !           744: %     for the beginning of a topic that is used with subtopics
        !           745: %  \secondary {subtopic}{pagelist}
        !           746: %     for each subtopic.
        !           747: 
        !           748: % Define the user-accessible indexing commands 
        !           749: % @findex, @vindex, @kindex, @cindex.
        !           750: 
        !           751: \def\findex {\fnindex}
        !           752: \def\kindex {\kyindex}
        !           753: \def\cindex {\cpindex}
        !           754: \def\vindex {\vrindex}
        !           755: \def\tindex {\tpindex}
        !           756: \def\pindex {\pgindex}
        !           757: 
        !           758: \def\cindexsub {\begingroup\obeylines\cindexsub}
        !           759: {\obeylines %
        !           760: \gdef\cindexsub "#1" #2^^M{\endgroup %
        !           761: \dosubind{cp}{#2}{#1}}}
        !           762: 
        !           763: % Define the macros used in formatting output of the sorted index material.
        !           764: 
        !           765: % This is what you call to cause a particular index to get printed.
        !           766: % Write
        !           767: % @unnumbered Function Index
        !           768: % @printindex fn
        !           769: 
        !           770: \def\printindex{\parsearg\doprintindex}
        !           771: 
        !           772: \def\doprintindex#1{\tex %
        !           773: \catcode`\%=\other\catcode`\&=\other\catcode`\#=\other
        !           774: \catcode`\@=\other\catcode`\$=\other\catcode`\_=\other
        !           775: \catcode`\~=\other
        !           776: \def\indexbackslash{\rawbackslashxx}
        !           777: \indexfonts\rm \tolerance=9500 \advance\baselineskip -1pt
        !           778: \begindoublecolumns
        !           779: \openin 1 \jobname.#1s
        !           780: \ifeof 1 \else \closein 1 \input \jobname.#1s
        !           781: \fi
        !           782: \enddoublecolumns
        !           783: \Etex}
        !           784: 
        !           785: % These macros are used by the sorted index file itself.
        !           786: % Change them to control the appearance of the index.
        !           787: 
        !           788: \outer\def\initial #1{\bigbreak\line{\secbf#1\hfill}\kern 2pt\penalty3000}
        !           789: 
        !           790: \outer\def\entry #1#2{
        !           791: {\parfillskip=0in \parskip=0in \parindent=0in
        !           792: \hangindent=1in \hangafter=1%
        !           793: \noindent\hbox{#1}\leaders\Dotsbox\hskip 0pt plus 1filll #2\par
        !           794: }}
        !           795: 
        !           796: \def\primary #1{\line{#1\hfil}}
        !           797: 
        !           798: \newskip\secondaryindent \secondaryindent=0.5cm
        !           799: 
        !           800: \def\secondary #1#2{
        !           801: {\parfillskip=0in \parskip=0in
        !           802: \hangindent =1in \hangafter=1
        !           803: \noindent\hskip\secondaryindent\hbox{#1}\leaders\Dotsbox\hskip 0pt plus 1filll#2\par
        !           804: }}
        !           805: 
        !           806: %% Define two-column mode, which is used in indexes.
        !           807: %% Adapted from the TeXBook, page 416
        !           808: \catcode `\@=11
        !           809: 
        !           810: \newbox\partialpage
        !           811: 
        !           812: \newdimen\doublecolumnhsize  \doublecolumnhsize = 3.11in
        !           813: \newdimen\doublecolumnvsize  \doublecolumnvsize = 19.1in
        !           814: 
        !           815: \def\begindoublecolumns{\begingroup
        !           816:   \output={\global\setbox\partialpage=\vbox{\unvbox255\kern -\topskip \kern \baselineskip}}\eject
        !           817:   \output={\doublecolumnout} \hsize=\doublecolumnhsize \vsize=\doublecolumnvsize}
        !           818: \def\enddoublecolumns{\output={\balancecolumns}\eject
        !           819:   \endgroup \pagegoal=\vsize}
        !           820: 
        !           821: \def\doublecolumnout{\splittopskip=\topskip \splitmaxdepth=\maxdepth
        !           822:   \dimen@=\pageheight \advance\dimen@ by-\ht\partialpage
        !           823:   \setbox0=\vsplit255 to\dimen@ \setbox2=\vsplit255 to\dimen@
        !           824:   \onepageout\pagesofar \unvbox255 \penalty\outputpenalty}
        !           825: \def\pagesofar{\unvbox\partialpage %
        !           826:   \wd0=\hsize \wd2=\hsize \hbox to\pagewidth{\box0\hfil\box2}}
        !           827: \def\balancecolumns{\setbox0=\vbox{\unvbox255} \dimen@=\ht0
        !           828:   \advance\dimen@ by\topskip \advance\dimen@ by-\baselineskip
        !           829:   \divide\dimen@ by2 \splittopskip=\topskip
        !           830:   {\vbadness=10000 \loop \global\setbox3=\copy0
        !           831:     \global\setbox1=\vsplit3 to\dimen@
        !           832:     \ifdim\ht3>\dimen@ \global\advance\dimen@ by1pt \repeat}
        !           833:   \setbox0=\vbox to\dimen@{\unvbox1}  \setbox2=\vbox to\dimen@{\unvbox3}
        !           834:   \pagesofar}
        !           835: 
        !           836: \catcode `\@=\other
        !           837: \message{sectioning,}
        !           838: % Define chapters, sections, etc.
        !           839: 
        !           840: \newcount \chapno
        !           841: \newcount \secno
        !           842: \newcount \subsecno
        !           843: \newcount \subsubsecno
        !           844: 
        !           845: % This counter is funny since it counts through charcodes of letters A, B, ...
        !           846: \newcount \appendixno  \appendixno = `\@
        !           847: \def\appendixletter{\char\the\appendixno}
        !           848: 
        !           849: \newwrite \contentsfile
        !           850: \openout \contentsfile = \jobname.toc
        !           851: 
        !           852: % Each @chapter defines this as the name of the chapter.
        !           853: % page headings and footings can use it.  @section does likewise
        !           854: 
        !           855: \def\thischapter{} \def\thissection{}
        !           856: \def\seccheck#1{\if \pageno<0 %
        !           857: \errmessage{@#1 not allowed after generating table of contents}\fi
        !           858: %
        !           859: }
        !           860: 
        !           861: \outer\def\chapter{\parsearg\chapterzzz}
        !           862: \def\chapterzzz #1{\seccheck{chapter}%
        !           863: \secno=0 \subsecno=0 \subsubsecno=0 \global\advance \chapno by 1 \message{Chapter \the\chapno}%
        !           864: \chapmacro {#1}{\the\chapno}%
        !           865: \gdef\thissection{#1}\gdef\thischapter{#1}%
        !           866: \edef\temp{{\realbackslash chapentry {#1}{\the\chapno}{\noexpand\folio}}}%
        !           867: \write \contentsfile \temp  %
        !           868: \donoderef %
        !           869: }
        !           870: 
        !           871: \outer\def\appendix{\parsearg\appendixzzz}
        !           872: \def\appendixzzz #1{\seccheck{appendix}%
        !           873: \secno=0 \subsecno=0 \subsubsecno=0 \global\advance \appendixno by 1 \message{Appendix \appendixletter}%
        !           874: \chapmacro {#1}{Appendix \appendixletter}%
        !           875: \gdef\thischapter{#1}\gdef\thissection{#1}%
        !           876: \edef\temp{{\realbackslash chapentry {#1}{Appendix \appendixletter}{\noexpand\folio}}}%
        !           877: \write \contentsfile \temp  %
        !           878: \donoderef %
        !           879: }
        !           880: 
        !           881: \outer\def\unnumbered{\parsearg\unnumberedzzz}
        !           882: \def\unnumberedzzz #1{\seccheck{unnumbered}%
        !           883: \secno=0 \subsecno=0 \subsubsecno=0 \message{(#1)}
        !           884: \unnumbchapmacro {#1}%
        !           885: \gdef\thischapter{#1}\gdef\thissection{#1}%
        !           886: \edef\temp{{\realbackslash unnumbchapentry {#1}{\noexpand\folio}}}%
        !           887: \write \contentsfile \temp  %
        !           888: \donoderef %
        !           889: }
        !           890: 
        !           891: \outer\def\section{\parsearg\sectionzzz}
        !           892: \def\sectionzzz #1{\seccheck{section}%
        !           893: \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
        !           894: \gdef\thissection{#1}\secheading {#1}{\the\chapno}{\the\secno}%
        !           895: \edef\temp{{\realbackslash secentry %
        !           896: {#1}{\the\chapno}{\the\secno}{\noexpand\folio}}}%
        !           897: \write \contentsfile \temp %
        !           898: \donoderef %
        !           899: \penalty 10000 %
        !           900: }
        !           901: 
        !           902: \outer\def\appendixsection{\parsearg\appendixsectionzzz}
        !           903: \def\appendixsectionzzz #1{\seccheck{appendixsection}%
        !           904: \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
        !           905: \gdef\thissection{#1}\secheading {#1}{\appendixletter}{\the\secno}%
        !           906: \edef\temp{{\realbackslash secentry %
        !           907: {#1}{\appendixletter}{\the\secno}{\noexpand\folio}}}%
        !           908: \write \contentsfile \temp %
        !           909: \donoderef %
        !           910: \penalty 10000 %
        !           911: }
        !           912: 
        !           913: \outer\def\unnumberedsec{\parsearg\unnumberedseczzz}
        !           914: \def\unnumberedseczzz #1{\seccheck{unnumberedsec}%
        !           915: \plainsecheading {#1}\gdef\thissection{#1}%
        !           916: \edef\temp{{\realbackslash unnumbsecentry %
        !           917: {#1}{\noexpand\folio}}}%
        !           918: \write \contentsfile \temp %
        !           919: \donoderef %
        !           920: \penalty 10000 %
        !           921: }
        !           922: 
        !           923: \outer\def\subsection{\parsearg\subsectionzzz}
        !           924: \def\subsectionzzz #1{\seccheck{subsection}%
        !           925: \gdef\thissection{#1}\subsubsecno=0 \global\advance \subsecno by 1 %
        !           926: \subsecheading {#1}{\the\chapno}{\the\secno}{\the\subsecno}%
        !           927: \edef\temp{{\realbackslash subsecentry %
        !           928: {#1}{\the\chapno}{\the\secno}{\the\subsecno}{\noexpand\folio}}}%
        !           929: \write \contentsfile \temp %
        !           930: \donoderef %
        !           931: \penalty 10000 %
        !           932: }
        !           933: 
        !           934: \outer\def\subsubsection{\parsearg\subsubsectionzzz}
        !           935: \def\subsubsectionzzz #1{\seccheck{subsubsection}%
        !           936: \gdef\thissection{#1}\global\advance \subsubsecno by 1 %
        !           937: \subsubsecheading {#1}{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}%
        !           938: \edef\temp{{\realbackslash subsubsecentry %
        !           939: {#1}{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}{\noexpand\folio}}}%\
        !           940: \write \contentsfile \temp %
        !           941: \donoderef %
        !           942: \penalty 10000 %
        !           943: }
        !           944: 
        !           945: % Define @majorheading, @heading and @subheading
        !           946: 
        !           947: \outer\def\majorheading #1{%
        !           948: {\advance\chapheadingskip by 10pt \chapbreak }%
        !           949: {\chapfonts \line{\chaprm #1\hfill}}\bigskip \par\penalty 200}
        !           950: 
        !           951: \outer\def\heading #1{\chapbreak %
        !           952: {\chapfonts \line{\chaprm #1\hfill}}\bigskip \par\penalty 200}
        !           953: 
        !           954: \let\subheading=\secheadingi
        !           955: \let\subsubheading=\subsecheadingi
        !           956: 
        !           957: % These macros generate a chapter, section, etc. heading only
        !           958: % (including whitespace, linebreaking, etc. around it),
        !           959: % given all the information in convenient, parsed form.
        !           960: 
        !           961: %%% Args are the skip and penalty (usually negative)
        !           962: \def\dobreak#1#2{\par\ifdim\lastskip<#1\removelastskip\penalty#2\vskip#1\fi}
        !           963: 
        !           964: \def\setchapterstyle #1 {\csname CHAPF#1\endcsname}
        !           965: 
        !           966: %%% Define plain chapter starts, and page on/off switching for it
        !           967: % Parameter controlling skip before chapter headings (if needed)
        !           968: 
        !           969: \newskip \chapheadingskip \chapheadingskip = 30pt plus 8pt minus 4pt
        !           970: 
        !           971: \def\chapbreak{\dobreak \chapheadingskip {-4000}}
        !           972: \def\chappager{\par\vfill\supereject}
        !           973: \def\chapoddpage{\chappager \ifodd\pageno \else \hbox to 0pt{} \chappager\fi}
        !           974: 
        !           975: \def\setchapternewpage #1 {\csname CHAPPAG#1\endcsname}
        !           976: \def\CHAPPAGoff{\global\let\pchapsepmacro=\chapbreak}
        !           977: \def\CHAPPAGon{\global\let\pchapsepmacro=\chappager}
        !           978: \def\CHAPPAGodd{\global\let\pchapsepmacro=\chapoddpage}
        !           979: \CHAPPAGon
        !           980: 
        !           981: \def\CHAPFplain{
        !           982: \global\let\chapmacro=\chfplain
        !           983: \global\let\unnumbchapmacro=\unnchfplain}
        !           984: 
        !           985: \def\chfplain #1#2{%
        !           986: \pchapsepmacro %
        !           987: {\chapfonts \line{\chaprm #2.\enspace #1\hfill}}\bigskip \par\penalty 5000 %
        !           988: }
        !           989: 
        !           990: \def\unnchfplain #1{%
        !           991: \pchapsepmacro %
        !           992: {\chapfonts \line{\chaprm #1\hfill}}\bigskip \par\penalty 10000 %
        !           993: }
        !           994: \CHAPFplain % The default
        !           995: 
        !           996: \def\unnchfopen #1{%
        !           997: \chapoddpage {\chapfonts \line{\chaprm #1\hfill}}\bigskip \par\penalty 10000 %
        !           998: }
        !           999: 
        !          1000: \def\chfopen #1#2{\chapoddpage {\chapfonts
        !          1001: \vbox to 3in{\vfil \hbox to\hsize{\hfil #2} \hbox to\hsize{\hfil #1} \vfil}}%
        !          1002: \par\penalty 5000 %
        !          1003: }
        !          1004: 
        !          1005: \def\CHAPFopen{
        !          1006: \global\let\chapmacro=\chfopen
        !          1007: \global\let\unnumbchapmacro=\unnchfopen}
        !          1008: 
        !          1009: % Parameter controlling skip before section headings.
        !          1010: 
        !          1011: \newskip \subsecheadingskip  \subsecheadingskip = 17pt plus 8pt minus 4pt
        !          1012: \def\subsecheadingbreak{\dobreak \subsecheadingskip {-500}}
        !          1013: 
        !          1014: \newskip \secheadingskip  \secheadingskip = 21pt plus 8pt minus 4pt
        !          1015: \def\secheadingbreak{\dobreak \secheadingskip {-1000}}
        !          1016: 
        !          1017: \def\secheading #1#2#3{\secheadingi {#2.#3\enspace #1}}
        !          1018: \def\plainsecheading #1{\secheadingi {#1}}
        !          1019: \def\secheadingi #1{{\advance \secheadingskip by \parskip %
        !          1020: \secheadingbreak}%
        !          1021: {\secfonts \line{\secrm #1\hfill}}%
        !          1022: \ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000 }
        !          1023: 
        !          1024: \def\subsecheading #1#2#3#4{{\advance \subsecheadingskip by \parskip %
        !          1025: \subsecheadingbreak}%
        !          1026: {\subsecfonts \line{\secrm#2.#3.#4\enspace #1\hfill}}%
        !          1027: \ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000 }
        !          1028: 
        !          1029: \def\subsubsecfonts{\subsecfonts} % Maybe this should change
        !          1030: 
        !          1031: \def\subsubsecheading #1#2#3#4#5{{\advance \subsecheadingskip by \parskip %
        !          1032: \subsecheadingbreak}%
        !          1033: {\subsubsecfonts \line{\secrm#2.#3.#4.#5\enspace #1\hfill}}%
        !          1034: \ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000}
        !          1035: 
        !          1036: \message{toc printing,}
        !          1037: 
        !          1038: \def\Dotsbox{\hbox to 1em{\hss.\hss}} % Used by index macros
        !          1039: 
        !          1040: \def\finishcontents{%
        !          1041: \ifnum\pageno>0 %
        !          1042: \par\vfill\supereject %
        !          1043: \immediate\closeout \contentsfile%
        !          1044: \pageno=-1             % Request roman numbered pages
        !          1045: \fi}
        !          1046: 
        !          1047: \outer\def\contents{%
        !          1048: \finishcontents %
        !          1049: \unnumbchapmacro{Table of Contents}
        !          1050: \def\thischapter{Table of Contents}
        !          1051: {\catcode`\\=0
        !          1052: \catcode`\{=1          % Set up to handle contents files properly
        !          1053: \catcode`\}=2
        !          1054: \catcode`\@=11
        !          1055: \input \jobname.toc
        !          1056: }
        !          1057: \vfill \eject}
        !          1058: 
        !          1059: \outer\def\summarycontents{%
        !          1060: \finishcontents %
        !          1061: \unnumbchapmacro{Summary Table of Contents}
        !          1062: \def\thischapter{Summary Table of Contents}
        !          1063: {\catcode`\\=0
        !          1064: \catcode`\{=1          % Set up to handle contents files properly
        !          1065: \catcode`\}=2
        !          1066: \catcode`\@=11
        !          1067: \def\smallbreak{}
        !          1068: \def\secentry ##1##2##3##4{}
        !          1069: \def\subsecentry ##1##2##3##4##5{}
        !          1070: \def\subsubsecentry ##1##2##3##4##5##6{}
        !          1071: \def\unnumbsecentry ##1##2{}
        !          1072: \let\medbreak=\smallbreak
        !          1073: \input \jobname.toc
        !          1074: }
        !          1075: \vfill \eject}
        !          1076: 
        !          1077: \outer\def\bye{\par\vfill\supereject\tracingstats=1\ptexend}
        !          1078: 
        !          1079: % These macros generate individual entries in the table of contents
        !          1080: % The first argument is the chapter or section name.
        !          1081: % The last argument is the page number.
        !          1082: % The arguments in between are the chapter number, section number, ...
        !          1083: 
        !          1084: \def\chapentry #1#2#3{%
        !          1085: \medbreak
        !          1086: \line{#2.\space#1\leaders\hbox to 1em{\hss.\hss}\hfill #3}
        !          1087: }
        !          1088: 
        !          1089: \def\unnumbchapentry #1#2{%
        !          1090: \medbreak
        !          1091: \line{#1\leaders\Dotsbox\hfill #2}
        !          1092: }
        !          1093: 
        !          1094: \def\secentry #1#2#3#4{%
        !          1095: \line{\enspace\enspace#2.#3\space#1\leaders\Dotsbox\hfill#4}
        !          1096: }
        !          1097: 
        !          1098: \def\unnumbsecentry #1#2{%
        !          1099: \line{\enspace\enspace#1\leaders\Dotsbox\hfill #2}
        !          1100: }
        !          1101: 
        !          1102: \def\subsecentry #1#2#3#4#5{%
        !          1103: \line{\enspace\enspace\enspace\enspace
        !          1104: #2.#3.#4\space#1\leaders\Dotsbox\hfill #5}
        !          1105: }
        !          1106: 
        !          1107: \def\subsubsecentry #1#2#3#4#5#6{%
        !          1108: \line{\enspace\enspace\enspace\enspace\enspace\enspace
        !          1109: #2.#3.#4.#5\space#1\leaders\Dotsbox\hfill #6}
        !          1110: }
        !          1111: 
        !          1112: \message{environments,}
        !          1113: 
        !          1114: % @tex ... @end tex    escapes into raw Tex temporarily.
        !          1115: 
        !          1116: \def\tex{\begingroup
        !          1117: \catcode `\\=0 \catcode `\{=1 \catcode `\}=2
        !          1118: \catcode `\$=3 \catcode `\&=4 \catcode `\#=6
        !          1119: \catcode `\^=7 \catcode `\_=8 \catcode `\~=13 \let~=\tie
        !          1120: \let\{=\lbrace \let\}=\rbrace
        !          1121: \let\nobreak=\ptexnobreak
        !          1122: \let\.=\ptexdot
        !          1123: \let\#=\ptexnumsign
        !          1124: \let\*=\ptexstar
        !          1125: \let\+=\tabalign
        !          1126: \let\-=\ptexminus
        !          1127: \let\b=\ptexb \let\c=\ptexc \let\i=\ptexi \let\t=\ptext \let\l=\ptexl
        !          1128: \let\L=\ptexL
        !          1129: \catcode `\%=14 \let\Etex=\endgroup}
        !          1130: 
        !          1131: % Define @lisp ... @endlisp.
        !          1132: % @lisp does a \begingroup so it can rebind things,
        !          1133: % including the definition of @endlisp (which normally is erroneous).
        !          1134: 
        !          1135: % Amount to narrow the margins by for @lisp.
        !          1136: \newskip\lispnarrowing \lispnarrowing=0.3in
        !          1137: 
        !          1138: % This is the definition that ^M gets inside @lisp
        !          1139: % phr: changed space to \null, to avoid overfull hbox problems.
        !          1140: {\obeyspaces%
        !          1141: \gdef\lisppar{\null\endgraf}}
        !          1142: 
        !          1143: % Cause \obeyspaces to make each Space cause a word-separation
        !          1144: % rather than the default which is that it acts punctuation.
        !          1145: % This is because space in tt font looks funny.
        !          1146: {\obeyspaces %
        !          1147: \gdef\sepspaces{\def {\ }}}
        !          1148: 
        !          1149: \newskip\aboveenvskipamount \aboveenvskipamount=3pt plus 10pt
        !          1150: \def\aboveenvbreak{{\advance\aboveenvskipamount by \parskip
        !          1151: \endgraf \ifdim\lastskip<\aboveenvskipamount
        !          1152: \removelastskip \penalty-50 \vskip\aboveenvskipamount \fi}}
        !          1153: 
        !          1154: \def\afterenvbreak{\endgraf \ifdim\lastskip<\aboveenvskipamount
        !          1155: \removelastskip \penalty-50 \vskip\aboveenvskipamount \fi}
        !          1156: 
        !          1157: \def\lisp{\aboveenvbreak\begingroup\inENV %This group ends at the end of the @lisp body
        !          1158: \hfuzz=12truept % Don't be fussy
        !          1159: % Make spaces be word-separators rather than space tokens.
        !          1160: \sepspaces %
        !          1161: % Single space lines
        !          1162: \singlespace %
        !          1163: % The following causes blank lines not to be ignored
        !          1164: % by adding a space to the end of each line.
        !          1165: \let\par=\lisppar
        !          1166: \def\Elisp{\endgroup\afterenvbreak}%
        !          1167: \parskip=0pt \advance \rightskip by \lispnarrowing 
        !          1168: \advance \leftskip by \lispnarrowing
        !          1169: \parindent=0pt
        !          1170: \let\exdent=\internalexdent
        !          1171: \obeyspaces \obeylines \tt \rawbackslash
        !          1172: \def\next##1{}\next}
        !          1173: 
        !          1174: 
        !          1175: \let\example=\lisp
        !          1176: \def\Eexample{\Elisp}
        !          1177: 
        !          1178: \let\smallexample=\lisp
        !          1179: \def\Esmallexample{\Elisp}
        !          1180: 
        !          1181: % Macro for 9 pt. examples, necessary to print with 5" lines.
        !          1182: % From Pavel@xerox.  This is not really used unless the
        !          1183: % @smallbook command is given.
        !          1184: 
        !          1185: \def\smalllispx{\aboveenvbreak\begingroup\inENV
        !          1186: %                      This group ends at the end of the @lisp body
        !          1187: \hfuzz=12truept % Don't be fussy
        !          1188: % Make spaces be word-separators rather than space tokens.
        !          1189: \sepspaces %
        !          1190: % Single space lines
        !          1191: \singlespace %
        !          1192: % The following causes blank lines not to be ignored
        !          1193: % by adding a space to the end of each line.
        !          1194: \let\par=\lisppar
        !          1195: \def\Esmalllisp{\endgroup\afterenvbreak}%
        !          1196: \parskip=0pt \advance \rightskip by \lispnarrowing 
        !          1197: \advance \leftskip by \lispnarrowing
        !          1198: \parindent=0pt
        !          1199: \let\exdent=\internalexdent
        !          1200: \obeyspaces \obeylines \ninett \rawbackslash
        !          1201: \def\next##1{}\next}
        !          1202: 
        !          1203: % This is @display; same as @lisp except use roman font.
        !          1204: 
        !          1205: \def\display{\begingroup\inENV %This group ends at the end of the @display body
        !          1206: \aboveenvbreak
        !          1207: % Make spaces be word-separators rather than space tokens.
        !          1208: \sepspaces %
        !          1209: % Single space lines
        !          1210: \singlespace %
        !          1211: % The following causes blank lines not to be ignored
        !          1212: % by adding a space to the end of each line.
        !          1213: \let\par=\lisppar
        !          1214: \def\Edisplay{\endgroup\afterenvbreak}%
        !          1215: \parskip=0pt \advance \rightskip by \lispnarrowing 
        !          1216: \advance \leftskip by \lispnarrowing
        !          1217: \parindent=0pt
        !          1218: \let\exdent=\internalexdent
        !          1219: \obeyspaces \obeylines
        !          1220: \def\next##1{}\next}
        !          1221: 
        !          1222: % This is @format; same as @lisp except use roman font and don't narrow margins
        !          1223: 
        !          1224: \def\format{\begingroup\inENV %This group ends at the end of the @format body
        !          1225: \aboveenvbreak
        !          1226: % Make spaces be word-separators rather than space tokens.
        !          1227: \sepspaces %
        !          1228: \singlespace %
        !          1229: % The following causes blank lines not to be ignored
        !          1230: % by adding a space to the end of each line.
        !          1231: \let\par=\lisppar
        !          1232: \def\Eformat{\endgroup\afterenvbreak}
        !          1233: \parskip=0pt \parindent=0pt
        !          1234: \obeyspaces \obeylines
        !          1235: \def\next##1{}\next}
        !          1236: 
        !          1237: % @flushleft and @flushright
        !          1238: 
        !          1239: \def\flushleft{\begingroup\inENV %This group ends at the end of the @format body
        !          1240: \aboveenvbreak
        !          1241: % Make spaces be word-separators rather than space tokens.
        !          1242: \sepspaces %
        !          1243: % The following causes blank lines not to be ignored
        !          1244: % by adding a space to the end of each line.
        !          1245: % This also causes @ to work when the directive name
        !          1246: % is terminated by end of line.
        !          1247: \let\par=\lisppar
        !          1248: \def\Eflushleft{\endgroup\afterenvbreak}%
        !          1249: \parskip=0pt \parindent=0pt
        !          1250: \obeyspaces \obeylines
        !          1251: \def\next##1{}\next}
        !          1252: 
        !          1253: \def\flushright{\begingroup\inENV %This group ends at the end of the @format body
        !          1254: \aboveenvbreak
        !          1255: % Make spaces be word-separators rather than space tokens.
        !          1256: \sepspaces %
        !          1257: % The following causes blank lines not to be ignored
        !          1258: % by adding a space to the end of each line.
        !          1259: % This also causes @ to work when the directive name
        !          1260: % is terminated by end of line.
        !          1261: \let\par=\lisppar
        !          1262: \def\Eflushright{\endgroup\afterenvbreak}%
        !          1263: \parskip=0pt \parindent=0pt
        !          1264: \advance \leftskip by 0pt plus 1fill
        !          1265: \obeyspaces \obeylines
        !          1266: \def\next##1{}\next}
        !          1267: 
        !          1268: % @quotation - narrow the margins.
        !          1269: 
        !          1270: \def\quotation{\begingroup\inENV %This group ends at the end of the @quotation body
        !          1271: {\parskip=0pt  % because we will skip by \parskip too, later
        !          1272: \aboveenvbreak}%
        !          1273: \singlespace
        !          1274: \parindent=0pt
        !          1275: \def\Equotation{\par\endgroup\afterenvbreak}%
        !          1276: \advance \rightskip by \lispnarrowing 
        !          1277: \advance \leftskip by \lispnarrowing}
        !          1278: 
        !          1279: % @undent - make every paragraph have a hanging indentation
        !          1280: 
        !          1281: \def\undent{\begingroup %This group ends at the end of the @undent body
        !          1282: \def\Eundent{\par\endgroup}%
        !          1283: \everypar={\hangindent=\parindent \hskip-\parindent \hangafter=1 }}
        !          1284: 
        !          1285: \message{cross reference,}
        !          1286: % Define cross-reference macros
        !          1287: \newwrite \auxfile
        !          1288: 
        !          1289: % \setref{foo} defines a cross-reference point named foo.
        !          1290: 
        !          1291: \def\setref#1{%
        !          1292: \dosetq{#1-pg}{Ypagenumber}%
        !          1293: \dosetq{#1-snt}{Ysectionnumberandtype}}
        !          1294: 
        !          1295: % \xref and \pxref generate cross references to specified points.
        !          1296: 
        !          1297: \def\pxref #1{see \xrefX [#1,,,,,,,]}
        !          1298: \def\xref #1{See \xrefX [#1,,,,,,,]}
        !          1299: \def\xrefX [#1,#2,#3,#4,#5,#6]{\refx{#1-snt} [%
        !          1300: {\setbox0=\hbox{\losespace#3{}}%
        !          1301: \ifdim \wd0 =0pt \losespace#1{}\else\unhbox0\fi}],
        !          1302: page\tie \refx{#1-pg}}
        !          1303: 
        !          1304: % \dosetq is the interface for calls from other macros
        !          1305: 
        !          1306: \def\dosetq #1#2{{\let\folio=0%
        !          1307: \edef\next{\write\auxfile{\internalsetq {#1}{#2}}}%
        !          1308: \next}}
        !          1309: 
        !          1310: % \internalsetq {foo}{page} expands into CHARACTERS 'xrdef {foo}{...expansion of \Ypage...}
        !          1311: % When the aux file is read, ' is the escape character
        !          1312: 
        !          1313: \def\internalsetq #1#2{'xrdef {#1}{\csname #2\endcsname}}
        !          1314: 
        !          1315: % Things to be expanded by \internalsetq
        !          1316: 
        !          1317: \def\Ypagenumber{\folio}
        !          1318: 
        !          1319: \def\Ysectionnumberandtype{%
        !          1320: \ifnum\secno=0 chapter\xreftie\the\chapno %
        !          1321: \else \ifnum \subsecno=0 section\xreftie\the\chapno.\the\secno %
        !          1322: \else \ifnum \subsubsecno=0 %
        !          1323: section\xreftie\the\chapno.\the\secno.\the\subsecno %
        !          1324: \else %
        !          1325: section\xreftie\the\chapno.\the\secno.\the\subsecno.\the\subsubsecno %
        !          1326: \fi \fi \fi }
        !          1327: 
        !          1328: \gdef\xreftie{'tie}
        !          1329: 
        !          1330: % Define @refx to reference a specific cross-reference string.
        !          1331: 
        !          1332: \def\refx#1{%
        !          1333: {%
        !          1334: \setbox0=\hbox{\csname X#1\endcsname}%
        !          1335: \ifdim\wd0>0in \else   % If not defined, say something at least.
        !          1336: \expandafter\gdef\csname X#1\endcsname {$<$undefined$>$}%
        !          1337: \message {WARNING: Cross-reference "#1" used but not yet defined}%
        !          1338: \message {}%
        !          1339: \fi %
        !          1340: \csname X#1\endcsname %It's defined, so just use it.
        !          1341: }}
        !          1342: 
        !          1343: % Read the last existing aux file, if any.  No error if none exists.
        !          1344: 
        !          1345: % This is the macro invoked by entries in the aux file.
        !          1346: \def\xrdef #1#2{
        !          1347: {\catcode`\'=\other\expandafter \gdef \csname X#1\endcsname {#2}}}
        !          1348: 
        !          1349: {
        !          1350: \catcode `\^^@=\other
        !          1351: \catcode `\&=\other
        !          1352: \catcode `\=\other
        !          1353: \catcode `\^^C=\other
        !          1354: \catcode `\^^D=\other
        !          1355: \catcode `\^^E=\other
        !          1356: \catcode `\^^F=\other
        !          1357: \catcode `\^^G=\other
        !          1358: \catcode `\^^H=\other
        !          1359: \catcode `\=\other
        !          1360: \catcode `\^^L=\other
        !          1361: \catcode `\=\other
        !          1362: \catcode `\=\other
        !          1363: \catcode `\=\other
        !          1364: \catcode `\=\other
        !          1365: \catcode `\=\other
        !          1366: \catcode `\=\other
        !          1367: \catcode `\=\other
        !          1368: \catcode `\=\other
        !          1369: \catcode `\=\other
        !          1370: \catcode `\=\other
        !          1371: \catcode `\=\other
        !          1372: \catcode `\=\other
        !          1373: \catcode `\=\other
        !          1374: \catcode `\^^[=\other
        !          1375: \catcode `\^^\=\other
        !          1376: \catcode `\^^]=\other
        !          1377: \catcode `\^^^=\other
        !          1378: \catcode `\^^_=\other
        !          1379: \catcode `\@=\other
        !          1380: \catcode `\^=\other
        !          1381: \catcode `\~=\other
        !          1382: \catcode `\[=\other
        !          1383: \catcode `\]=\other
        !          1384: \catcode`\"=\other
        !          1385: \catcode`\_=\other
        !          1386: \catcode`\|=\other
        !          1387: \catcode`\<=\other
        !          1388: \catcode`\>=\other
        !          1389: \catcode `\$=\other
        !          1390: \catcode `\#=\other
        !          1391: \catcode `\&=\other
        !          1392: 
        !          1393: % the aux file uses ' as the escape.
        !          1394: % Turn off \ as an escape so we do not lose on
        !          1395: % entries which were dumped with control sequences in their names.
        !          1396: % For example, 'xrdef {$\leq $-fun}{page ...} made by @defun ^^
        !          1397: % Reference to such entries still does not work the way one would wish,
        !          1398: % but at least they do not bomb out when the aux file is read in.
        !          1399: 
        !          1400: \catcode `\{=1 \catcode `\}=2
        !          1401: \catcode `\%=\other
        !          1402: \catcode `\'=0
        !          1403: \catcode `\\=\other
        !          1404: 
        !          1405: 'openin 1 'jobname.aux
        !          1406: 'ifeof 1 'else 'closein 1 'input 'jobname.aux
        !          1407: 'fi
        !          1408: }
        !          1409: 
        !          1410: % Open the new aux file.  Tex will close it automatically at exit.
        !          1411: 
        !          1412: \openout \auxfile=\jobname.aux
        !          1413: 
        !          1414: % End of control word definitions.
        !          1415: 
        !          1416: \message{and turning on texinfo input format.}
        !          1417: 
        !          1418: \newindex{cp}
        !          1419: \newindex{fn}
        !          1420: \newindex{vr}
        !          1421: \newindex{tp}
        !          1422: \newindex{ky}
        !          1423: \newindex{pg}
        !          1424: 
        !          1425: % Set some numeric style parameters, for 8.5 x 11 format.
        !          1426: 
        !          1427: \hsize = 6.5in
        !          1428: \parindent 15pt
        !          1429: \parskip 18pt plus 1pt
        !          1430: \aboveenvskipamount 0pt plus 3pt
        !          1431: \baselineskip 15pt
        !          1432: \itemindent = 0.3in
        !          1433: \tableindent = 0.8in
        !          1434: \lispnarrowing = 0.4in
        !          1435: 
        !          1436: % Use @smallbook to reset parameters for 7x9.5 format
        !          1437: \def\smallbook{
        !          1438: \global\lispnarrowing = 0.3in
        !          1439: \global\baselineskip 12pt
        !          1440: \global\parskip 3pt plus 1pt
        !          1441: \global\hsize = 5in
        !          1442: \global\doublecolumnhsize=2.4in \global\doublecolumnvsize=15.0in
        !          1443: \global\vsize=7.5in
        !          1444: \global\tolerance=700
        !          1445: \global\hfuzz=1pt
        !          1446: 
        !          1447: \global\font\ninett=amtt9
        !          1448: 
        !          1449: \global\let\smalllisp=\smalllispx
        !          1450: \global\let\smallexample=\smalllispx
        !          1451: \global\def\Esmallexample{\Esmalllisp}
        !          1452: }
        !          1453: 
        !          1454: %% For a final copy, take out the rectangles
        !          1455: %% that mark overfull boxes (in case you have decided
        !          1456: %% that the text looks ok even though it passes the margin).
        !          1457: \def\finalout{\overfullrule=0pt}
        !          1458: 
        !          1459: % Turn off all special characters except @
        !          1460: % (and those which the user can use as if they were ordinary)
        !          1461: % Define certain chars to be always in tt font.
        !          1462: 
        !          1463: \catcode`\"=\active
        !          1464: \def\activedoublequote{{\tt \char '042}}
        !          1465: \let"=\activedoublequote
        !          1466: \catcode`\~=\active
        !          1467: \def~{{\tt \char '176}}
        !          1468: \chardef\hat=`\^
        !          1469: \catcode`\^=\active
        !          1470: \def^{{\tt \hat}}
        !          1471: \catcode`\_=\active
        !          1472: \def_{{\tt \char '137}}
        !          1473: \catcode`\|=\active
        !          1474: \def|{{\tt \char '174}}
        !          1475: \chardef \less=`\<
        !          1476: \catcode`\<=\active
        !          1477: \def<{{\tt \less}}
        !          1478: \chardef \gtr=`\>
        !          1479: \catcode`\>=\active
        !          1480: \def>{{\tt \gtr}}
        !          1481: 
        !          1482: \catcode`\@=0
        !          1483: 
        !          1484: % \rawbackslashxx output one backslash character in current font
        !          1485: {\catcode`\\=\other
        !          1486: @gdef@rawbackslashxx{\}}
        !          1487: 
        !          1488: % \rawbackslash redefines \ as input to do \rawbackslashxx.
        !          1489: {\catcode`\\=\active
        !          1490: @gdef@rawbackslash{@let\=@rawbackslashxx }}
        !          1491: 
        !          1492: % \normalbackslash outputs one backslash in fixed width font.
        !          1493: \def\normalbackslash{{\tt\rawbackslashxx}}
        !          1494: 
        !          1495: %% These look ok in all fonts, so just make them not special.  The @rm below
        !          1496: %% makes sure that the current font starts out as the newly loaded cmr10
        !          1497: \catcode`\$=\other \catcode`\%=\other \catcode`\&=\other \catcode`\#=\other
        !          1498: 
        !          1499: \catcode 17=0   @c Define control-q
        !          1500: \catcode`\\=\active
        !          1501: @let\=@normalbackslash
        !          1502: 
        !          1503: @textfonts
        !          1504: @rm

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