@gdef@realbackslash{\} \let\indexbackslash=0 %overridden during \printindex. \let\SETmarginindex=\relax %initialize! % workhorse for all \fooindexes % #1 is name of index, #2 is stuff to put there \def\doind #1#2{% % Put the index entry in the margin if desired. \ifx\SETmarginindex\relax\else% \insert\margin{\hbox{\vrule height8pt depth3pt width0pt #2% {\count10=\lastpenalty % {\indexdummies % Must do this here, since \bf, etc expand at this stage \escapechar=‘\\% {\let\folio=0% Expand all macros now EXCEPT \folio \def\rawbackslashxx{\indexbackslash% \indexbackslash isn’t defined now % so it will be output as is; and it will print as backslash in the indx. % Now process the index-string once, with all font commands turned off, % to get the string to sort the index by. {\indexnofonts \xdef\temp1{#2% % Now produce the complete index entry. We process the index-string again, % this time with font commands expanded, to get what to print in the index. \edef\temp{% \write \csname#1indfile\endcsname{% \realbackslash entry {\temp1{\folio{#2% \temp % \penalty\count10 \def\dosubind #1#2#3{% {\count10=\lastpenalty % {\indexdummies % Must do this here, since \bf, etc expand at this stage \escapechar=‘\\% {\let\folio=0% \def\rawbackslashxx{\indexbackslash% % Now process the index-string once, with all font commands turned off, % to get the string to sort the index by. {\indexnofonts \xdef\temp1{#2 #3% % Now produce the complete index entry. We process the index-string again, % this time with font commands expanded, to get what to print in the index. \edef\temp{% \write \csname#1indfile\endcsname{% \realbackslash entry {\temp1{\folio{#2{#3% \temp % \penalty\count10 % The index entry written in the file actually looks like % \entry {sortstring{page{topic % \entry {sortstring{page{topic{subtopic % The texindex program reads in these files and writes files % containing these kinds of lines: % \initial {c % before the first topic whose initial is c % \entry {topic{pagelist % for a topic that is used without subtopics % \primary {topic % for the beginning of a topic that is used with subtopics % \secondary {subtopic{pagelist % for each subtopic. % Define the user-accessible indexing commands % \def\findex {\fnindex \def\kindex {\kyindex \def\cindex {\cpindex \def\vindex {\vrindex \def\tindex {\tpindex \def\pindex {\pgindex \def\cindexsub {\begingroup\obeylines\cindexsub {\obeylines % \gdef\cindexsub "#1" #2^^M{\endgroup % \dosubind{cp{#2{#1 % Define the macros used in formatting output of the sorted index material. % This is what you call to cause a particular index to get printed. % Write %
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\def\printindex{\parsearg\doprintindex \def\doprintindex#1{% \tex \dobreak \chapheadingskip {10000 \catcode‘\%=\other\catcode‘\&=\other\catcode‘\#=\other \catcode‘\$=\other \catcode‘\~=\other \indexbreaks % The following don’t help, since the chars were translated % when the raw index was written, and their fonts were discarded % due to \indexnofonts. %\catcode‘\"=\active %\catcode‘\^=\active %\catcode‘\_=\active %\catcode‘\|=\active %\catcode‘\<=\active %\catcode‘\>=\active % % \def\indexbackslash{\rawbackslashxx \indexfonts\rm \tolerance=9500 \advance\baselineskip -1pt \begindoublecolumns % See if the index file exists and is nonempty. \openin 1 \jobname.#1s \ifeof 1 % \enddoublecolumns gets confused if there is no text in the index, % and it loses the chapter title and the aux file entries for the % index. The easiest way to prevent this problem is to make sure % there is some text. (Index is nonexistent) \else % % If the index file exists but is empty, then \openin leaves \ifeof % false. We have to make TeX try to read something from the file, so % it can discover if there is anything in it. \read 1 to \temp \ifeof 1 (Index is empty) \else \input \jobname.#1s \fi \fi \closein 1 \enddoublecolumns \Etex % These macros are used by the sorted index file itself. % Change them to control the appearance of the index. % Same as \bigskipamount except no shrink. % \balancecolumns gets confused if there is any shrink. \newskip\initialskipamount \initialskipamount 12pt plus4pt \def\initial #1{% {\let\tentt=\sectt \let\tt=\sectt \let\sf=\sectt \ifdim\lastskip<\initialskipamount \removelastskip \penalty-200 \vskip \initialskipamount\fi \line{\secbf#1\hfill\kern 2pt\penalty10000 % This typesets a paragraph consisting of #1, dot leaders, and then #2 % flush to the right margin. It is used for index and table of contents % entries. The paragraph is indented by \leftskip. \def\entry #1#2{\begingroup % Start a new paragraph if necessary, so our assignments below can’t % affect previous text. \par % Do not fill out the last line with white space. \parfillskip = 0in % No extra space above this paragraph. \parskip = 0in % Do not prefer a separate line ending with a hyphen to fewer lines. \finalhyphendemerits = 0 % \hangindent is only relevant when the entry text and page number % don’t both fit on one line. In that case, bob suggests starting the % dots pretty far over on the line. Unfortunately, a large % indentation looks wrong when the entry text itself is broken across % lines. So we use a small indentation and put up with long leaders. % \hangafter is reset to 1 (which is the value we want) at the start % of each paragraph, so we need not do anything with that. \hangindent=2em % When the entry text needs to be broken, just fill out the first line % with blank space. \rightskip = 0pt plus1fil % Start a “paragraph” for the index entry so the line breaking % parameters we’ve set above will have an effect. \noindent % Insert the text of the index entry. TeX will do line-breaking on it. #1% % The following is kluged to not output a line of dots in the index if % there are no page numbers. The next person who breaks this will be % cursed by a Unix daemon. \def\tempa{{\rm % \def\tempb{#2% \edef\tempc{\tempa% \edef\tempd{\tempb% \ifx\tempc\tempd\ \else% % % If we must, put the page number on a line of its own, and fill out % this line with blank space. (The \hfil is overwhelmed with the % fill leaders glue in \indexdotfill if the page number does fit.) \hfil\penalty50 \null\nobreak\indexdotfill % Have leaders before the page number. % % The ‘\ ’ here is removed by the implicit \unskip that TeX does as % part of (the primitive) \par. Without it, a spurious underfull % \hbox ensues. \ #2% The page number ends the paragraph. \fi% \par \endgroup % Like \dotfill except takes at least 1 em. \def\indexdotfill{\cleaders \hbox{$\mathsurround=0pt \mkern1.5mu ${\it .$ \mkern1.5mu$\hskip 1em plus 1fill \def\primary #1{\line{#1\hfil \newskip\secondaryindent \secondaryindent=0.5cm \def\secondary #1#2{ {\parfillskip=0in \parskip=0in \hangindent =1in \hangafter=1 \noindent\hskip\secondaryindent\hbox{#1\indexdotfill #2\par %% Define two-column mode, which is used in indexes. %% Adapted from the TeXbook, page 416. \catcode ‘\1=1 \newbox\partialpage \newdimen\doublecolumnhsize \def\begindoublecolumns{\begingroup % Grab any single-column material above us. \output = {\global\setbox\partialpage =\vbox{\unvbox255\kern -\topskip \kern \baselineskip% \eject % Now switch to the double-column output routine. \output={\doublecolumnout% % Change the page size parameters. We could do this once outside this % routine, in each of % format, but then we repeat the same computation. Repeating a couple % of assignments once per index is clearly meaningless for the % execution time, so we may as well do it once. % First we halve the line length, less a little for the gutter between % the columns. We compute the gutter based on the line length, so it % changes automatically with the paper format. The magic constant % below is chosen so that the gutter has the same value (well, +- < % 1pt) as it did when we hard-coded it. % We put the result in a separate register, \doublecolumhsize, so we % can restore it in \pagesofar, after \hsize itself has (potentially) % been clobbered. \doublecolumnhsize = \hsize \advance\doublecolumnhsize by -.04154\hsize \divide\doublecolumnhsize by 2 \hsize = \doublecolumnhsize % Double the \vsize as well. (We don’t need a separate register here, % since nobody clobbers \vsize.) \vsize = 2\vsize \doublecolumnpagegoal \def\enddoublecolumns{\eject \endgroup \pagegoal=\vsize \unvbox\partialpage \def\doublecolumnsplit{\splittopskip=\topskip \splitmaxdepth=\maxdepth \global\dimen\=pageheight \global\advance\dimen by-\ht\partialpage \global\setbox1=\vsplit255 to\dimen \global\setbox0=\vbox{\unvbox1 \global\setbox3=\vsplit255 to\dimen \global\setbox2=\vbox{\unvbox3 \ifdim\ht0>\dimen \setbox255=\vbox{\unvbox0\unvbox2 \global\setbox255=\copy5 \fi \ifdim\ht2>\dimen \setbox255=\vbox{\unvbox0\unvbox2 \global\setbox255=\copy5 \fi \def\doublecolumnpagegoal{% \dimen\=vsize \advance\dimen by-2\ht\partialpage \global\pagegoal=\dimen \def\pagesofar{\unvbox\partialpage % \hsize=\doublecolumnhsize % have to restore this since output routine \wd0=\hsize \wd2=\hsize \hbox to\pagewidth{\box0\hfil\box2 \def\doublecolumnout{% \setbox5=\copy255 {\vbadness=10000 \doublecolumnsplit \ifvbox255 \setbox0=\vtop to\dimen{\unvbox0 \setbox2=\vtop to\dimen{\unvbox2 \onepageout\pagesofar \unvbox255 \penalty\outputpenalty \else \setbox0=\vbox{\unvbox5 \ifvbox0 \dimen\=ht0 \advance\dimen by\topskip \advance\dimen by-\baselineskip \divide\dimen by2 \splittopskip=\topskip \splitmaxdepth=\maxdepth {\vbadness=10000 \loop \global\setbox5=\copy0 \setbox1=\vsplit5 to\dimen \setbox3=\vsplit5 to\dimen \ifvbox5 \global\advance\dimen by1pt \repeat \setbox0=\vbox to\dimen{\unvbox1 \setbox2=\vbox to\dimen{\unvbox3 \global\setbox\partialpage=\vbox{\pagesofar \doublecolumnpagegoal \fi \fi \catcode ‘\\=other \message{sectioning, % Define chapters, sections, etc. \newcount \chapno \newcount \secno \secno=0 \newcount \subsecno \subsecno=0 \newcount \subsubsecno \subsubsecno=0 % This counter is funny since it counts through charcodes of letters A, B, ... \newcount \appendixno \appendixno = ‘\ \def\appendixletter{\char\the\appendixno \newwrite \contentsfile % This is called from \setfilename. \def\opencontents{\openout \contentsfile = \jobname.toc % Each
% page headings and footings can use it.
\def\thischapter{ \def\thissection{ \def\seccheck#1{\if \pageno<0 % \errmessage{@#1 not allowed after generating table of contents\fi \def\chapternofonts{% \let\rawbackslash=\relax% \let\frenchspacing=\relax% \def\result{\realbackslash result \def\equiv{\realbackslash equiv \def\expansion{\realbackslash expansion \def\print{\realbackslash print \def\TeX{\realbackslash TeX \def\dots{\realbackslash dots \def\copyright{\realbackslash copyright \def\tt{\realbackslash tt \def\bf{\realbackslash bf \def\w{\realbackslash w \def\less{\realbackslash less \def\gtr{\realbackslash gtr \def\hat{\realbackslash hat \def\char{\realbackslash char \def\tclose##1{\realbackslash tclose {##1 \def\code##1{\realbackslash code {##1 \def\samp##1{\realbackslash samp {##1 \def\r##1{\realbackslash r {##1 \def\b##1{\realbackslash b {##1 \def\key##1{\realbackslash key {##1 \def\file##1{\realbackslash file {##1 \def\kbd##1{\realbackslash kbd {##1 % These are redefined because @smartitalic wouldn’t work inside xdef. \def\i##1{\realbackslash i {##1 \def\cite##1{\realbackslash cite {##1 \def\var##1{\realbackslash var {##1 \def\emph##1{\realbackslash emph {##1 \def\dfn##1{\realbackslash dfn {##1 \newcount\absseclevel % used to calculate proper heading level \newcount\secbase\secbase=0 % @raise/lowersections modify this count % \def\raisesections{\global\advance\secbase by -1 \let\up=\raisesections % original BFox name % \def\lowersections{\global\advance\secbase by 1 \let\down=\lowersections % original BFox name % Choose a numbered-heading macro % #1 is heading level if unmodified by % #2 is text for heading \def\numhead#1#2{\absseclevel=\secbase\advance\absseclevel by #1 \ifcase\absseclevel \chapterzzz{#2 \seczzz{#2 \numberedsubseczzz{#2 \numberedsubsubseczzz{#2 \else \ifnum \absseclevel<0 \chapterzzz{#2 \else \numberedsubsubseczzz{#2 \fi % like \numhead, but chooses appendix heading levels \def\apphead#1#2{\absseclevel=\secbase\advance\absseclevel by #1 \ifcase\absseclevel \appendixzzz{#2 \appendixsectionzzz{#2 \appendixsubseczzz{#2 \appendixsubsubseczzz{#2 \else \ifnum \absseclevel<0 \appendixzzz{#2 \else \appendixsubsubseczzz{#2 \fi % like \numhead, but chooses numberless heading levels \def\unnmhead#1#2{\absseclevel=\secbase\advance\absseclevel by #1 \ifcase\absseclevel \unnumberedzzz{#2 \unnumberedseczzz{#2 \unnumberedsubseczzz{#2 \unnumberedsubsubseczzz{#2 \else \ifnum \absseclevel<0 \unnumberedzzz{#2 \else \unnumberedsubsubseczzz{#2 \fi \def\thischaptername{No Chapter Title \outer\def\chapter{\parsearg\chapteryyy \def\chapteryyy #1{\numhead0{#1 % normally numhead0 calls chapterzzz \def\chapterzzz #1{\seccheck{chapter% \secno=0 \subsecno=0 \subsubsecno=0 \global\advance \chapno by 1 \message{\putwordChapter \the\chapno% \chapmacro {#1{\the\chapno% \gdef\thissection{#1% \gdef\thischaptername{#1% % We don’t substitute the actual chapter name into \thischapter % because we don’t want its macros evaluated now. \xdef\thischapter{\putwordChapter{ \the\chapno: \noexpand\thischaptername% {\chapternofonts% \edef\temp{{\realbackslash chapentry {#1{\the\chapno{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \donoderef % \global\let\section = \numberedsec \global\let\subsection = \numberedsubsec \global\let\subsubsection = \numberedsubsubsec \outer\def\appendix{\parsearg\appendixyyy \def\appendixyyy #1{\apphead0{#1 % normally apphead0 calls appendixzzz \def\appendixzzz #1{\seccheck{appendix% \secno=0 \subsecno=0 \subsubsecno=0 \global\advance \appendixno by 1 \message{Appendix \appendixletter% \chapmacro {#1{\putwordAppendix{ \appendixletter% \gdef\thissection{#1% \gdef\thischaptername{#1% \xdef\thischapter{\putwordAppendix{ \appendixletter: \noexpand\thischaptername% {\chapternofonts% \edef\temp{{\realbackslash chapentry {#1{\putwordAppendix{ \appendixletter{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \appendixnoderef % \global\let\section = \appendixsec \global\let\subsection = \appendixsubsec \global\let\subsubsection = \appendixsubsubsec \outer\def\top{\parsearg\unnumberedyyy \outer\def\unnumbered{\parsearg\unnumberedyyy \def\unnumberedyyy #1{\unnmhead0{#1 % normally unnmhead0 calls unnumberedzzz \def\unnumberedzzz #1{\seccheck{unnumbered% \secno=0 \subsecno=0 \subsubsecno=0 % This used to be simply \message{#1, but TeX fully expands the % argument to \message. Therefore, if #1 contained commands, TeX % expanded them. For example, in ‘
% expanded @cite (which turns out to cause errors because \cite is meant % to be executed, not expanded). % Anyway, we don’t want the fully-expanded definition of @cite to appear % as a result of the \message, we just want ‘@cite’ itself. We use % \the<toks register> to achieve this: TeX expands \the<toks> only once, % simply yielding the contents of the <toks register>. \toks0 = {#1\message{(\the\toks0)% \unnumbchapmacro {#1% \gdef\thischapter{#1\gdef\thissection{#1% {\chapternofonts% \edef\temp{{\realbackslash unnumbchapentry {#1{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \unnumbnoderef % \global\let\section = \unnumberedsec \global\let\subsection = \unnumberedsubsec \global\let\subsubsection = \unnumberedsubsubsec \outer\def\numberedsec{\parsearg\secyyy \def\secyyy #1{\numhead1{#1 % normally calls seczzz \def\seczzz #1{\seccheck{section% \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 % \gdef\thissection{#1\secheading {#1{\the\chapno{\the\secno% {\chapternofonts% \edef\temp{{\realbackslash secentry % {#1{\the\chapno{\the\secno{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \donoderef % \penalty 10000 % \outer\def\appenixsection{\parsearg\appendixsecyyy \outer\def\appendixsec{\parsearg\appendixsecyyy \def\appendixsecyyy #1{\apphead1{#1 % normally calls appendixsectionzzz \def\appendixsectionzzz #1{\seccheck{appendixsection% \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 % \gdef\thissection{#1\secheading {#1{\appendixletter{\the\secno% {\chapternofonts% \edef\temp{{\realbackslash secentry % {#1{\appendixletter{\the\secno{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \appendixnoderef % \penalty 10000 % \outer\def\unnumberedsec{\parsearg\unnumberedsecyyy \def\unnumberedsecyyy #1{\unnmhead1{#1 % normally calls unnumberedseczzz \def\unnumberedseczzz #1{\seccheck{unnumberedsec% \plainsecheading {#1\gdef\thissection{#1% {\chapternofonts% \edef\temp{{\realbackslash unnumbsecentry{#1{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \unnumbnoderef % \penalty 10000 % \outer\def\numberedsubsec{\parsearg\numberedsubsecyyy \def\numberedsubsecyyy #1{\numhead2{#1 % normally calls numberedsubseczzz \def\numberedsubseczzz #1{\seccheck{subsection% \gdef\thissection{#1\subsubsecno=0 \global\advance \subsecno by 1 % \subsecheading {#1{\the\chapno{\the\secno{\the\subsecno% {\chapternofonts% \edef\temp{{\realbackslash subsecentry % {#1{\the\chapno{\the\secno{\the\subsecno{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \donoderef % \penalty 10000 % \outer\def\appendixsubsec{\parsearg\appendixsubsecyyy \def\appendixsubsecyyy #1{\apphead2{#1 % normally calls appendixsubseczzz \def\appendixsubseczzz #1{\seccheck{appendixsubsec% \gdef\thissection{#1\subsubsecno=0 \global\advance \subsecno by 1 % \subsecheading {#1{\appendixletter{\the\secno{\the\subsecno% {\chapternofonts% \edef\temp{{\realbackslash subsecentry % {#1{\appendixletter{\the\secno{\the\subsecno{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \appendixnoderef % \penalty 10000 % \outer\def\unnumberedsubsec{\parsearg\unnumberedsubsecyyy \def\unnumberedsubsecyyy #1{\unnmhead2{#1 %normally calls unnumberedsubseczzz \def\unnumberedsubseczzz #1{\seccheck{unnumberedsubsec% \plainsecheading {#1\gdef\thissection{#1% {\chapternofonts% \edef\temp{{\realbackslash unnumbsubsecentry{#1{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \unnumbnoderef % \penalty 10000 % \outer\def\numberedsubsubsec{\parsearg\numberedsubsubsecyyy \def\numberedsubsubsecyyy #1{\numhead3{#1 % normally numberedsubsubseczzz \def\numberedsubsubseczzz #1{\seccheck{subsubsection% \gdef\thissection{#1\global\advance \subsubsecno by 1 % \subsubsecheading {#1 {\the\chapno{\the\secno{\the\subsecno{\the\subsubsecno% {\chapternofonts% \edef\temp{{\realbackslash subsubsecentry % {#1 {\the\chapno{\the\secno{\the\subsecno{\the\subsubsecno {\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \donoderef % \penalty 10000 % \outer\def\appendixsubsubsec{\parsearg\appendixsubsubsecyyy \def\appendixsubsubsecyyy #1{\apphead3{#1 % normally appendixsubsubseczzz \def\appendixsubsubseczzz #1{\seccheck{appendixsubsubsec% \gdef\thissection{#1\global\advance \subsubsecno by 1 % \subsubsecheading {#1 {\appendixletter{\the\secno{\the\subsecno{\the\subsubsecno% {\chapternofonts% \edef\temp{{\realbackslash subsubsecentry{#1% {\appendixletter {\the\secno{\the\subsecno{\the\subsubsecno{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \appendixnoderef % \penalty 10000 % \outer\def\unnumberedsubsubsec{\parsearg\unnumberedsubsubsecyyy \def\unnumberedsubsubsecyyy #1{\unnmhead3{#1 %normally unnumberedsubsubseczzz \def\unnumberedsubsubseczzz #1{\seccheck{unnumberedsubsubsec% \plainsecheading {#1\gdef\thissection{#1% {\chapternofonts% \edef\temp{{\realbackslash unnumbsubsubsecentry{#1{\noexpand\folio% \escapechar=‘\\% \write \contentsfile \temp % \unnumbnoderef % \penalty 10000 % % These are variants which are not "outer", so they can appear in
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