% Load plain if necessary, i.e., if running under initex.
\expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
%
-\def\texinfoversion{2003-01-08.14}
+\def\texinfoversion{2003-01-17.09}
%
% Copyright (C) 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
-% 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+% 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
%
% This texinfo.tex file is free software; you can redistribute it and/or
% modify it under the terms of the GNU General Public License as
% The extra TeX runs get the cross-reference information correct.
% Sometimes one run after texindex suffices, and sometimes you need more
% than two; texi2dvi does it as many times as necessary.
-%
-% It is possible to adapt texinfo.tex for other languages. You can get
-% the existing language-specific files from the full Texinfo distribution.
+%
+% It is possible to adapt texinfo.tex for other languages, to some
+% extent. You can get the existing language-specific files from the
+% full Texinfo distribution.
\message{Loading texinfo [version \texinfoversion]:}
\ifx\putwordDeffunc\undefined \gdef\putwordDeffunc{Function}\fi
\ifx\putwordDeftypefun\undefined\gdef\putwordDeftypefun{Function}\fi
+% In some macros, we cannot use the `\? notation---the left quote is
+% in some cases the escape char.
+\chardef\colonChar = `\:
+\chardef\commaChar = `\,
+\chardef\dotChar = `\.
+\chardef\equalChar = `\=
+\chardef\exclamChar= `\!
+\chardef\questChar = `\?
+\chardef\semiChar = `\;
+\chardef\spaceChar = `\ %
+\chardef\underChar = `\_
+
% Ignore a token.
%
\def\gobble#1{}
\egroup % \vbox from first cropmarks clause
\fi
}% end of \shipout\vbox
- }% end of group with \turnoffactive
+ }% end of group with \normalturnoffactive
\advancepageno
\ifnum\outputpenalty>-20000 \else\dosupereject\fi
}
\let\}=\myrbrace
\begingroup
% Definitions to produce actual \{ & \} command in an index.
- \catcode`\{ = 12 \catcode`\} = 12
+ \catcode`\{ = \other \catcode`\} = \other
\catcode`\[ = 1 \catcode`\] = 2
- \catcode`\@ = 0 \catcode`\\ = 12
+ \catcode`\@ = 0 \catcode`\\ = \other
@gdef@lbracecmd[\{]%
@gdef@rbracecmd[\}]%
@endgroup
% Accents: @, @dotaccent @ringaccent @ubaraccent @udotaccent
-% Others are defined by plain TeX: @` @' @" @^ @~ @= @v @H.
+% Others are defined by plain TeX: @` @' @" @^ @~ @= @u @v @H.
\let\, = \c
\let\dotaccent = \.
\def\ringaccent#1{{\accent23 #1}}
\let\tieaccent = \t
\let\ubaraccent = \b
\let\udotaccent = \d
+\let\acuteaccent = \' % workaround aux file using ' as escape
% Other special characters: @questiondown @exclamdown
-% Plain TeX defines: @AA @AE @O @OE @L (and lowercase versions) @ss.
+% Plain TeX defines: @AA @AE @O @OE @L (plus lowercase versions) @ss.
\def\questiondown{?`}
\def\exclamdown{!`}
% @include file insert text of that file as input.
% Allow normal characters that we make active in the argument (a file name).
\def\include{\begingroup
- \catcode`\\=12
- \catcode`~=12
- \catcode`^=12
- \catcode`_=12
- \catcode`|=12
- \catcode`<=12
- \catcode`>=12
- \catcode`+=12
+ \catcode`\\=\other
+ \catcode`~=\other
+ \catcode`^=\other
+ \catcode`_=\other
+ \catcode`|=\other
+ \catcode`<=\other
+ \catcode`>=\other
+ \catcode`+=\other
\parsearg\includezzz}
% Restore active chars for included file.
\def\includezzz#1{\endgroup\begingroup
% Read the included file in a group so nested @include's work.
\def\thisfile{#1}%
+ \let\value=\expandablevalue
\input\thisfile
\endgroup}
\def\thisfile{}
-% @center line outputs that line, centered
-
-\def\center{\parsearg\centerzzz}
-\def\centerzzz #1{{\advance\hsize by -\leftskip
-\advance\hsize by -\rightskip
-\centerline{#1}}}
+% @center line
+% outputs that line, centered.
+%
+\def\center{\parsearg\docenter}
+\def\docenter#1{{%
+ \ifhmode \hfil\break \fi
+ \advance\hsize by -\leftskip
+ \advance\hsize by -\rightskip
+ \line{\hfil \ignorespaces#1\unskip \hfil}%
+ \ifhmode \break \fi
+}}
% @sp n outputs n lines of vertical space
% _ within @math be active (mathcode "8000), and distinguish by seeing
% if the current family is \slfam, which is what @var uses.
%
-{\catcode95 = \active % 95 = _
+{\catcode\underChar = \active
\gdef\mathunderscore{%
- \catcode95=\active
+ \catcode\underChar=\active
\def_{\ifnum\fam=\slfam \_\else\sb\fi}%
}}
%
\setfont\textrm\rmshape{10}{\mainmagstep}
\setfont\texttt\ttshape{10}{\mainmagstep}
\fi
-% Instead of cmb10, you many want to use cmbx10.
+% Instead of cmb10, you may want to use cmbx10.
% cmbx10 is a prettier font on its own, but cmb10
-% looks better when embedded in a line with cmr10.
+% looks better when embedded in a line with cmr10
+% (in Bob's opinion).
\setfont\textbf\bfshape{10}{\mainmagstep}
\setfont\textit\itshape{10}{\mainmagstep}
\setfont\textsl\slshape{10}{\mainmagstep}
\def\nohyphenation{\hyphenchar\font = -1 \aftergroup\restorehyphenation}
\def\restorehyphenation{\hyphenchar\font = `- }
+% Set sfcode to normal for the chars that usually have another value.
+% Can't use plain's \frenchspacing because it uses the `\x notation, and
+% sometimes \x has an active definition that messes things up.
+%
+\catcode`@=11
+ \def\frenchspacing{%
+ \sfcode\dotChar =\@m \sfcode\questChar=\@m \sfcode\exclamChar=\@m
+ \sfcode\colonChar=\@m \sfcode\semiChar =\@m \sfcode\commaChar =\@m
+ }
+\catcode`@=\other
+
\def\t#1{%
{\tt \rawbackslash \frenchspacing #1}%
\null
\gdef\kbdexamplefont{\ttsl}\gdef\kbdfont{\tt}%
\else\ifx\arg\wordcode
\gdef\kbdexamplefont{\tt}\gdef\kbdfont{\tt}%
+ \else
+ \errhelp = \EMsimple
+ \errmessage{Unknown @kbdinputstyle `\arg'}%
\fi\fi\fi
}
\def\worddistinct{distinct}
\def\wordexample{example}
\def\wordcode{code}
-% Default is kbdinputdistinct. (Too much of a hassle to call the macro,
-% the catcodes are wrong for parsearg to work.)
-\gdef\kbdexamplefont{\ttsl}\gdef\kbdfont{\ttsl}
+% Default is `distinct.'
+\kbdinputstyle distinct
\def\xkey{\key}
\def\kbdfoo#1#2#3\par{\def\one{#1}\def\three{#3}\def\threex{??}%
\def\itemcontents{#1}%
\let\item=\itemizeitem}
-% Set sfcode to normal for the chars that usually have another value.
-% These are `.?!:;,'
-\def\frenchspacing{\sfcode46=1000 \sfcode63=1000 \sfcode33=1000
- \sfcode58=1000 \sfcode59=1000 \sfcode44=1000 }
-
% \splitoff TOKENS\endmark defines \first to be the first token in
% TOKENS, and \rest to be the remainder.
%
\let\go\pickupwholefraction
\else
\global\advance\colcount by 1
- \setbox0=\hbox{#1\unskip }% Add a normal word space as a separator;
- % typically that is always in the input, anyway.
+ \setbox0=\hbox{#1\unskip\space}% Add a normal word space as a
+ % separator; typically that is always in the input, anyway.
\expandafter\xdef\csname col\the\colcount\endcsname{\the\wd0}%
\fi
\fi
\long\def\doignoretext##1@end #1{\enddoignore}%
%
% Make sure that spaces turn into tokens that match what \doignoretext wants.
- \catcode32 = 10
+ \catcode\spaceChar = 10
%
% Ignore braces, too, so mismatched braces don't cause trouble.
\catcode`\{ = 9
% we're called from @code, as @code{@value{foo-bar_}}. So \let any
% such active characters to their normal equivalents.
\gdef\value{\begingroup
- \catcode`\-=12 \catcode`\_=12
+ \catcode`\-=\other \catcode`\_=\other
\indexbreaks \let_\normalunderscore
\valuexxx}
}
% We have this subroutine so that we can handle at least some @value's
% properly in indexes (we \let\value to this in \indexdummies). Ones
% whose names contain - or _ still won't work, but we can't do anything
-% about that. The command has to be fully expandable, since the result
-% winds up in the index file. This means that if the variable's value
-% contains other Texinfo commands, it's almost certain it will fail
-% (although perhaps we could fix that with sufficient work to do a
-% one-level expansion on the result, instead of complete).
+% about that. The command has to be fully expandable (if the variable
+% is set), since the result winds up in the index file. This means that
+% if the variable's value contains other Texinfo commands, it's almost
+% certain it will fail (although perhaps we could fix that with
+% sufficient work to do a one-level expansion on the result, instead of
+% complete).
%
\def\expandablevalue#1{%
\expandafter\ifx\csname SET#1\endcsname\relax
{[No value for ``#1'']}%
+ \message{Variable `#1', used in @value, is not set.}%
\else
\csname SET#1\endcsname
\fi
% @ifset VAR ... @end ifset reads the `...' iff VAR has been defined
% with @set.
%
-\def\ifset{\parsearg\ifsetxxx}
-\def\ifsetxxx #1{%
+\def\ifset{\parsearg\doifset}
+\def\doifset#1{%
\expandafter\ifx\csname SET#1\endcsname\relax
- \expandafter\ifsetfail
+ \let\next=\ifsetfail
\else
- \expandafter\ifsetsucceed
+ \let\next=\ifsetsucceed
\fi
+ \next
}
\def\ifsetsucceed{\conditionalsucceed{ifset}}
\def\ifsetfail{\nestedignore{ifset}}
% @ifclear VAR ... @end ifclear reads the `...' iff VAR has never been
% defined with @set, or has been undefined with @clear.
%
-\def\ifclear{\parsearg\ifclearxxx}
-\def\ifclearxxx #1{%
+\def\ifclear{\parsearg\doifclear}
+\def\doifclear#1{%
\expandafter\ifx\csname SET#1\endcsname\relax
- \expandafter\ifclearsucceed
+ \let\next=\ifclearsucceed
\else
- \expandafter\ifclearfail
+ \let\next=\ifclearfail
\fi
+ \next
}
\def\ifclearsucceed{\conditionalsucceed{ifclear}}
\def\ifclearfail{\nestedignore{ifclear}}
\defineunmatchedend{ifnotinfo}
\defineunmatchedend{ifnotplaintext}
-% We can't just want to start a group at @iftex (etc.) and end it at
-% @end iftex, since then @set commands inside the conditional have no
-% effect (they'd get reverted at the end of the group). So we must
-% define \Eiftex to redefine itself to be its previous value. (We can't
-% just define it to fail again with an ``unmatched end'' error, since
-% the @ifset might be nested.)
-%
-\def\conditionalsucceed#1{%
- \edef\temp{%
- % Remember the current value of \E#1.
- \let\nece{prevE#1} = \nece{E#1}%
- %
- % At the `@end #1', redefine \E#1 to be its previous value.
- \def\nece{E#1}{\let\nece{E#1} = \nece{prevE#1}}%
- }%
- \temp
-}
-
-% We need to expand lots of \csname's, but we don't want to expand the
-% control sequences after we've constructed them.
+% True conditional. Since \set globally defines its variables, we can
+% just start and end a group (to keep the @end definition undefined at
+% the outer level).
%
-\def\nece#1{\expandafter\noexpand\csname#1\endcsname}
+\def\conditionalsucceed#1{\begingroup
+ \expandafter\def\csname E#1\endcsname{\endgroup}%
+}
% @defininfoenclose.
\let\definfoenclose=\comment
\def\docodeindex#1{\edef\indexname{#1}\parsearg\singlecodeindexer}
\def\singlecodeindexer #1{\doind{\indexname}{\code{#1}}}
-% Take care of texinfo commands likely to appear in an index entry.
-% (Must be a way to avoid doing expansion at all, and thus not have to
-% laboriously list every single command here.)
+% Define \#1 as \realbackslash #1\space, thus effectively preventing its
+% expansion. This is used only for control words, not control
+% characters, because the \space would be incorrect for control
+% characters, but is needed to separate the control word from whatever
+% follows.
+%
+% This can be used both for control words that take an argument and
+% those that do not. If it does take an argument, then it'll be
+% followed by {arg} in the input, which will dutifully get written to
+% the index (or wherever).
+%
+\def\definedummyword#1{%
+ \expandafter\def\csname #1\endcsname{\realbackslash #1\space}%
+}
+
+% Take care of Texinfo commands that can appear in an index entry.
+% Since there are some commands we want to expand, and others we don't,
+% we have to laboriously prevent expansion for those that we don't.
%
\def\indexdummies{%
-\def\ { }%
-\def\@{@}% change to @@ when we switch to @ as escape char in aux files.
-% Need these in case \tex is in effect and \{ is a \delimiter again.
-% But can't use \lbracecmd and \rbracecmd because texindex assumes
-% braces and backslashes are used only as delimiters.
-\let\{ = \mylbrace
-\let\} = \myrbrace
-\def\_{{\realbackslash _}}%
-\normalturnoffactive
-%
-% Take care of the plain tex accent commands.
-\def\,##1{\realbackslash ,{##1}}%
-\def\"{\realbackslash "}%
-\def\`{\realbackslash `}%
-\def\'{\realbackslash '}%
-\def\^{\realbackslash ^}%
-\def\~{\realbackslash ~}%
-\def\={\realbackslash =}%
-\def\b{\realbackslash b}%
-\def\c{\realbackslash c}%
-\def\d{\realbackslash d}%
-\def\u{\realbackslash u}%
-\def\v{\realbackslash v}%
-\def\H{\realbackslash H}%
-\def\dotless##1{\realbackslash dotless {##1}}%
-% Take care of the plain tex special European modified letters.
-\def\AA{\realbackslash AA}%
-\def\AE{\realbackslash AE}%
-\def\L{\realbackslash L}%
-\def\OE{\realbackslash OE}%
-\def\O{\realbackslash O}%
-\def\aa{\realbackslash aa}%
-\def\ae{\realbackslash ae}%
-\def\l{\realbackslash l}%
-\def\oe{\realbackslash oe}%
-\def\o{\realbackslash o}%
-\def\ss{\realbackslash ss}%
-%
-% Although these internals commands shouldn't show up, sometimes they do.
-\def\bf{\realbackslash bf }%
-\def\gtr{\realbackslash gtr}%
-\def\hat{\realbackslash hat}%
-\def\less{\realbackslash less}%
-%\def\rm{\realbackslash rm }%
-\def\sf{\realbackslash sf}%
-\def\sl{\realbackslash sl }%
-\def\tclose##1{\realbackslash tclose {##1}}%
-\def\tt{\realbackslash tt}%
-%
-\def\b##1{\realbackslash b {##1}}%
-\def\i##1{\realbackslash i {##1}}%
-\def\sc##1{\realbackslash sc {##1}}%
-\def\t##1{\realbackslash t {##1}}%
-\def\r##1{\realbackslash r {##1}}%
-%
-\def\TeX{\realbackslash TeX}%
-\def\acronym##1{\realbackslash acronym {##1}}%
-\def\cite##1{\realbackslash cite {##1}}%
-\def\code##1{\realbackslash code {##1}}%
-\def\command##1{\realbackslash command {##1}}%
-\def\dfn##1{\realbackslash dfn {##1}}%
-\def\dots{\realbackslash dots }%
-\def\emph##1{\realbackslash emph {##1}}%
-\def\env##1{\realbackslash env {##1}}%
-\def\file##1{\realbackslash file {##1}}%
-\def\kbd##1{\realbackslash kbd {##1}}%
-\def\key##1{\realbackslash key {##1}}%
-\def\math##1{\realbackslash math {##1}}%
-\def\option##1{\realbackslash option {##1}}%
-\def\samp##1{\realbackslash samp {##1}}%
-\def\strong##1{\realbackslash strong {##1}}%
-\def\uref##1{\realbackslash uref {##1}}%
-\def\url##1{\realbackslash url {##1}}%
-\def\var##1{\realbackslash var {##1}}%
-\def\w{\realbackslash w }%
-%
-% These math commands don't seem likely to be used in index entries.
-\def\copyright{\realbackslash copyright}%
-\def\equiv{\realbackslash equiv}%
-\def\error{\realbackslash error}%
-\def\expansion{\realbackslash expansion}%
-\def\point{\realbackslash point}%
-\def\print{\realbackslash print}%
-\def\result{\realbackslash result}%
-%
-% Handle some cases of @value -- where the variable name does not
-% contain - or _, and the value does not contain any
-% (non-fully-expandable) commands.
-\let\value = \expandablevalue
-%
-\unsepspaces
-% Turn off macro expansion
-\turnoffmacros
+ \def\ {\realbackslash }%
+ \def\@{@}% change to @@ when we switch to @ as escape char in aux files.
+ % Need these in case \tex is in effect and \{ is a \delimiter again.
+ % But can't use \lbracecmd and \rbracecmd because texindex assumes
+ % braces and backslashes are used only as delimiters.
+ \let\{ = \mylbrace
+ \let\} = \myrbrace
+ \def\_{{\realbackslash _}}%
+ \normalturnoffactive
+ %
+ % Accents.
+ \def\,{\realbackslash ,}%
+ \def\"{\realbackslash "}%
+ \def\`{\realbackslash `}%
+ \def\'{\realbackslash acuteaccent }% workaround aux file using ' as escape
+ \def\^{\realbackslash ^}%
+ \def\~{\realbackslash ~}%
+ \def\={\realbackslash =}%
+ \definedummyword{u}%
+ \definedummyword{v}%
+ \definedummyword{H}%
+ \definedummyword{dotaccent}%
+ \definedummyword{ringaccent}%
+ \definedummyword{tieaccent}%
+ \definedummyword{ubaraccent}%
+ \definedummyword{udotaccent}%
+ \definedummyword{dotless}%
+ %
+ % Other non-English letters.
+ \definedummyword{AA}%
+ \definedummyword{AE}%
+ \definedummyword{L}%
+ \definedummyword{OE}%
+ \definedummyword{O}%
+ \definedummyword{aa}%
+ \definedummyword{ae}%
+ \definedummyword{l}%
+ \definedummyword{oe}%
+ \definedummyword{o}%
+ \definedummyword{ss}%
+ %
+ % Although these internal commands shouldn't show up, sometimes they do.
+ \definedummyword{bf}%
+ \definedummyword{gtr}%
+ \definedummyword{hat}%
+ \definedummyword{less}%
+ \definedummyword{sf}%
+ \definedummyword{sl}%
+ \definedummyword{tclose}%
+ \definedummyword{tt}%
+ %
+ % Texinfo font commands.
+ \definedummyword{b}%
+ \definedummyword{i}%
+ \definedummyword{r}%
+ \definedummyword{sc}%
+ \definedummyword{t}%
+ %
+ \definedummyword{TeX}%
+ \definedummyword{acronym}%
+ \definedummyword{cite}%
+ \definedummyword{code}%
+ \definedummyword{command}%
+ \definedummyword{dfn}%
+ \definedummyword{dots}%
+ \definedummyword{emph}%
+ \definedummyword{env}%
+ \definedummyword{file}%
+ \definedummyword{kbd}%
+ \definedummyword{key}%
+ \definedummyword{math}%
+ \definedummyword{option}%
+ \definedummyword{samp}%
+ \definedummyword{strong}%
+ \definedummyword{uref}%
+ \definedummyword{url}%
+ \definedummyword{var}%
+ \definedummyword{w}%
+ %
+ % These math commands don't seem likely to be used in index entries.
+ \definedummyword{copyright}%
+ \definedummyword{equiv}%
+ \definedummyword{error}%
+ \definedummyword{expansion}%
+ \definedummyword{point}%
+ \definedummyword{print}%
+ \definedummyword{result}%
+ %
+ % Handle some cases of @value -- where the variable name does not
+ % contain - or _, and the value does not contain any
+ % (non-fully-expandable) commands.
+ \let\value = \expandablevalue
+ %
+ % Normal spaces, not active ones.
+ \unsepspaces
+ %
+ % No macro expansion.
+ \turnoffmacros
}
% If an index command is used in an @example environment, any spaces
{\obeyspaces
\gdef\unsepspaces{\obeyspaces\let =\space}}
-% \indexnofonts no-ops all font-change commands.
-% This is used when outputting the strings to sort the index by.
-\def\indexdummyfont#1{#1}
+
+% \indexnofonts is used when outputting the strings to sort the index
+% by. Therefore, it eliminates all control sequences and just writes
+% whatever the best ASCII sort string would be for a given command
+% (usually its argument).
+%
\def\indexdummytex{TeX}
\def\indexdummydots{...}
-
+%
\def\indexnofonts{%
-\def\@{@}%
-% how to handle braces?
-\def\_{\normalunderscore}%
-%
-\let\,=\indexdummyfont
-\let\"=\indexdummyfont
-\let\`=\indexdummyfont
-\let\'=\indexdummyfont
-\let\^=\indexdummyfont
-\let\~=\indexdummyfont
-\let\==\indexdummyfont
-\let\b=\indexdummyfont
-\let\c=\indexdummyfont
-\let\d=\indexdummyfont
-\let\u=\indexdummyfont
-\let\v=\indexdummyfont
-\let\H=\indexdummyfont
-\let\dotless=\indexdummyfont
-% Take care of the plain tex special European modified letters.
-\def\AA{AA}%
-\def\AE{AE}%
-\def\L{L}%
-\def\OE{OE}%
-\def\O{O}%
-\def\aa{aa}%
-\def\ae{ae}%
-\def\l{l}%
-\def\oe{oe}%
-\def\o{o}%
-\def\ss{ss}%
-%
-% Don't no-op \tt, since it isn't a user-level command
-% and is used in the definitions of the active chars like <, >, |, etc.
-% Likewise with the other plain tex font commands.
-%\let\tt=\indexdummyfont
-%
-\let\b=\indexdummyfont
-\let\i=\indexdummyfont
-\let\r=\indexdummyfont
-\let\sc=\indexdummyfont
-\let\t=\indexdummyfont
-%
-\let\TeX=\indexdummytex
-\let\acronym=\indexdummyfont
-\let\cite=\indexdummyfont
-\let\code=\indexdummyfont
-\let\command=\indexdummyfont
-\let\dfn=\indexdummyfont
-\let\dots=\indexdummydots
-\let\emph=\indexdummyfont
-\let\env=\indexdummyfont
-\let\file=\indexdummyfont
-\let\kbd=\indexdummyfont
-\let\key=\indexdummyfont
-\let\math=\indexdummyfont
-\let\option=\indexdummyfont
-\let\samp=\indexdummyfont
-\let\strong=\indexdummyfont
-\let\uref=\indexdummyfont
-\let\url=\indexdummyfont
-\let\var=\indexdummyfont
-\let\w=\indexdummyfont
+ \def\ { }%
+ \def\@{@}%
+ % how to handle braces?
+ \def\_{\normalunderscore}%
+ %
+ \let\,=\asis
+ \let\"=\asis
+ \let\`=\asis
+ \let\'=\asis
+ \let\^=\asis
+ \let\~=\asis
+ \let\==\asis
+ \let\u=\asis
+ \let\v=\asis
+ \let\H=\asis
+ \let\dotaccent=\asis
+ \let\ringaccent=\asis
+ \let\tieaccent=\asis
+ \let\ubaraccent=\asis
+ \let\udotaccent=\asis
+ \let\dotless=\asis
+ %
+ % Other non-English letters.
+ \def\AA{AA}%
+ \def\AE{AE}%
+ \def\L{L}%
+ \def\OE{OE}%
+ \def\O{O}%
+ \def\aa{aa}%
+ \def\ae{ae}%
+ \def\l{l}%
+ \def\oe{oe}%
+ \def\o{o}%
+ \def\ss{ss}%
+ \def\exclamdown{!}%
+ \def\questiondown{?}%
+ %
+ % Don't no-op \tt, since it isn't a user-level command
+ % and is used in the definitions of the active chars like <, >, |, etc.
+ % Likewise with the other plain tex font commands.
+ %\let\tt=\asis
+ %
+ % Texinfo font commands.
+ \let\b=\asis
+ \let\i=\asis
+ \let\r=\asis
+ \let\sc=\asis
+ \let\t=\asis
+ %
+ \let\TeX=\indexdummytex
+ \let\acronym=\asis
+ \let\cite=\asis
+ \let\code=\asis
+ \let\command=\asis
+ \let\dfn=\asis
+ \let\dots=\indexdummydots
+ \let\emph=\asis
+ \let\env=\asis
+ \let\file=\asis
+ \let\kbd=\asis
+ \let\key=\asis
+ \let\math=\asis
+ \let\option=\asis
+ \let\samp=\asis
+ \let\strong=\asis
+ \let\uref=\asis
+ \let\url=\asis
+ \let\var=\asis
+ \let\w=\asis
}
% To define \realbackslash, we must make \ not be an escape.
\outer\def\chapter{\parsearg\chapteryyy}
\def\chapteryyy #1{\numhead0{#1}} % normally numhead0 calls chapterzzz
\def\chapterzzz #1{%
-\secno=0 \subsecno=0 \subsubsecno=0
-\global\advance \chapno by 1 \message{\putwordChapter\space \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}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash chapentry{\the\toks0}%
- {\the\chapno}}}%
-\temp
-\donoderef
-\global\let\section = \numberedsec
-\global\let\subsection = \numberedsubsec
-\global\let\subsubsection = \numberedsubsubsec
+ \secno=0 \subsecno=0 \subsubsecno=0
+ \global\advance \chapno by 1 \message{\putwordChapter\space \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}%
+ \writetocentry{chap}{#1}{{\the\chapno}}
+ \donoderef
+ \global\let\section = \numberedsec
+ \global\let\subsection = \numberedsubsec
+ \global\let\subsubsection = \numberedsubsubsec
}
% we use \chapno to avoid indenting back
\outer\def\appendix{\parsearg\appendixyyy}
\def\appendixyyy #1{\apphead0{#1}} % normally apphead0 calls appendixzzz
\def\appendixzzz #1{%
-\secno=0 \subsecno=0 \subsubsecno=0
-\global\advance \appendixno by 1
-\message{\putwordAppendix\space \appendixletter}%
-\chapmacro {#1}{\appendixbox{\putwordAppendix{} \appendixletter}}%
-\gdef\thissection{#1}%
-\gdef\thischaptername{#1}%
-\xdef\thischapter{\putwordAppendix{} \appendixletter: \noexpand\thischaptername}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash appendixentry{\the\toks0}%
- {\appendixletter}}}%
-\temp
-\appendixnoderef
-\global\let\section = \appendixsec
-\global\let\subsection = \appendixsubsec
-\global\let\subsubsection = \appendixsubsubsec
+ \secno=0 \subsecno=0 \subsubsecno=0
+ \global\advance \appendixno by 1
+ \message{\putwordAppendix\space \appendixletter}%
+ \chapmacro {#1}{\appendixbox{\putwordAppendix{} \appendixletter}}%
+ \gdef\thissection{#1}%
+ \gdef\thischaptername{#1}%
+ \xdef\thischapter{\putwordAppendix{} \appendixletter: \noexpand\thischaptername}%
+ \writetocentry{appendix}{#1}{{\appendixletter}}
+ \appendixnoderef
+ \global\let\section = \appendixsec
+ \global\let\subsection = \appendixsubsec
+ \global\let\subsubsection = \appendixsubsubsec
}
% @centerchap is like @unnumbered, but the heading is centered.
\outer\def\unnumbered{\parsearg\unnumberedyyy}
\def\unnumberedyyy #1{\unnmhead0{#1}} % normally unnmhead0 calls unnumberedzzz
\def\unnumberedzzz #1{%
-\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 `@unnumbered The @cite{Book}', TeX
-% 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 <toks register>. (We also do this for
-% the toc entries.)
-\toks0 = {#1}\message{(\the\toks0)}%
-%
-\unnumbchapmacro {#1}%
-\gdef\thischapter{#1}\gdef\thissection{#1}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash unnumbchapentry{\the\toks0}{\the\chapno}}}%
-\temp
-\unnumbnoderef
-\global\let\section = \unnumberedsec
-\global\let\subsection = \unnumberedsubsec
-\global\let\subsubsection = \unnumberedsubsubsec
+ \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 `@unnumbered The @cite{Book}', TeX
+ % 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 <toks register>. (We also do this for
+ % the toc entries.)
+ \toks0 = {#1}\message{(\the\toks0)}%
+ %
+ \unnumbchapmacro {#1}%
+ \gdef\thischapter{#1}\gdef\thissection{#1}%
+ \writetocentry{unnumbchap}{#1}{{\the\chapno}}
+ \unnumbnoderef
+ \global\let\section = \unnumberedsec
+ \global\let\subsection = \unnumberedsubsec
+ \global\let\subsubsection = \unnumberedsubsubsec
}
% Sections.
\outer\def\numberedsec{\parsearg\secyyy}
\def\secyyy #1{\numhead1{#1}} % normally calls seczzz
\def\seczzz #1{%
-\subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
-\gdef\thissection{#1}\secheading {#1}{\the\chapno}{\the\secno}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash secentry{\the\toks0}%
- {\the\chapno}{\the\secno}}}%
-\temp
-\donoderef
-\nobreak
+ \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
+ \gdef\thissection{#1}\secheading {#1}{\the\chapno}{\the\secno}%
+ \writetocentry{sec}{#1}{{\the\chapno}{\the\secno}}
+ \donoderef
+ \nobreak
}
\outer\def\appendixsection{\parsearg\appendixsecyyy}
\outer\def\appendixsec{\parsearg\appendixsecyyy}
\def\appendixsecyyy #1{\apphead1{#1}} % normally calls appendixsectionzzz
\def\appendixsectionzzz #1{%
-\subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
-\gdef\thissection{#1}\secheading {#1}{\appendixletter}{\the\secno}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash secentry{\the\toks0}%
- {\appendixletter}{\the\secno}}}%
-\temp
-\appendixnoderef
-\nobreak
+ \subsecno=0 \subsubsecno=0 \global\advance \secno by 1 %
+ \gdef\thissection{#1}\secheading {#1}{\appendixletter}{\the\secno}%
+ \writetocentry{sec}{#1}{{\appendixletter}{\the\secno}}
+ \appendixnoderef
+ \nobreak
}
\outer\def\unnumberedsec{\parsearg\unnumberedsecyyy}
\def\unnumberedsecyyy #1{\unnmhead1{#1}} % normally calls unnumberedseczzz
\def\unnumberedseczzz #1{%
-\plainsecheading {#1}\gdef\thissection{#1}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash unnumbsecentry%
- {\the\toks0}{\the\chapno}{\the\secno}}}%
-\temp
-\unnumbnoderef
-\nobreak
+ \plainsecheading {#1}\gdef\thissection{#1}%
+ \writetocentry{unnumbsec}{#1}{{\the\chapno}{\the\secno}}
+ \unnumbnoderef
+ \nobreak
}
% Subsections.
\outer\def\numberedsubsec{\parsearg\numberedsubsecyyy}
\def\numberedsubsecyyy #1{\numhead2{#1}} % normally calls numberedsubseczzz
\def\numberedsubseczzz #1{%
-\gdef\thissection{#1}\subsubsecno=0 \global\advance \subsecno by 1 %
-\subsecheading {#1}{\the\chapno}{\the\secno}{\the\subsecno}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash subsecentry{\the\toks0}%
- {\the\chapno}{\the\secno}{\the\subsecno}}}%
-\temp
-\donoderef
-\nobreak
+ \gdef\thissection{#1}\subsubsecno=0 \global\advance \subsecno by 1 %
+ \subsecheading {#1}{\the\chapno}{\the\secno}{\the\subsecno}%
+ \writetocentry{subsec}{#1}{{\the\chapno}{\the\secno}{\the\subsecno}}
+ \donoderef
+ \nobreak
}
\outer\def\appendixsubsec{\parsearg\appendixsubsecyyy}
\def\appendixsubsecyyy #1{\apphead2{#1}} % normally calls appendixsubseczzz
\def\appendixsubseczzz #1{%
-\gdef\thissection{#1}\subsubsecno=0 \global\advance \subsecno by 1 %
-\subsecheading {#1}{\appendixletter}{\the\secno}{\the\subsecno}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash subsecentry{\the\toks0}%
- {\appendixletter}{\the\secno}{\the\subsecno}}}%
-\temp
-\appendixnoderef
-\nobreak
+ \gdef\thissection{#1}\subsubsecno=0 \global\advance \subsecno by 1 %
+ \subsecheading {#1}{\appendixletter}{\the\secno}{\the\subsecno}%
+ \writetocentry{subsec}{#1}{{\appendixletter}{\the\secno}{\the\subsecno}}
+ \appendixnoderef
+ \nobreak
}
\outer\def\unnumberedsubsec{\parsearg\unnumberedsubsecyyy}
\def\unnumberedsubsecyyy #1{\unnmhead2{#1}} %normally calls unnumberedsubseczzz
\def\unnumberedsubseczzz #1{%
-\plainsubsecheading {#1}\gdef\thissection{#1}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash unnumbsubsecentry%
- {\the\toks0}{\the\chapno}{\the\secno}{\the\subsecno}}}%
-\temp
-\unnumbnoderef
-\nobreak
+ \plainsubsecheading {#1}\gdef\thissection{#1}%
+ \writetocentry{unnumbsubsec}{#1}{{\the\chapno}{\the\secno}{\the\subsecno}}
+ \unnumbnoderef
+ \nobreak
}
% Subsubsections.
\outer\def\numberedsubsubsec{\parsearg\numberedsubsubsecyyy}
\def\numberedsubsubsecyyy #1{\numhead3{#1}} % normally numberedsubsubseczzz
\def\numberedsubsubseczzz #1{%
-\gdef\thissection{#1}\global\advance \subsubsecno by 1 %
-\subsubsecheading {#1}
- {\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash subsubsecentry{\the\toks0}%
- {\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}}}%
-\temp
-\donoderef
-\nobreak
+ \gdef\thissection{#1}\global\advance \subsubsecno by 1 %
+ \subsubsecheading {#1}
+ {\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}%
+ \writetocentry{subsubsec}{#1}{{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}}
+ \donoderef
+ \nobreak
}
\outer\def\appendixsubsubsec{\parsearg\appendixsubsubsecyyy}
\def\appendixsubsubsecyyy #1{\apphead3{#1}} % normally appendixsubsubseczzz
\def\appendixsubsubseczzz #1{%
-\gdef\thissection{#1}\global\advance \subsubsecno by 1 %
-\subsubsecheading {#1}
- {\appendixletter}{\the\secno}{\the\subsecno}{\the\subsubsecno}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash subsubsecentry{\the\toks0}%
- {\appendixletter}{\the\secno}{\the\subsecno}{\the\subsubsecno}}}%
-\temp
-\appendixnoderef
-\nobreak
+ \gdef\thissection{#1}\global\advance \subsubsecno by 1 %
+ \subsubsecheading {#1}
+ {\appendixletter}{\the\secno}{\the\subsecno}{\the\subsubsecno}%
+ \writetocentry{subsubsec}{#1}{{\appendixletter}{\the\secno}{\the\subsecno}{\the\subsubsecno}}
+ \appendixnoderef
+ \nobreak
}
\outer\def\unnumberedsubsubsec{\parsearg\unnumberedsubsubsecyyy}
\def\unnumberedsubsubsecyyy #1{\unnmhead3{#1}} %normally unnumberedsubsubseczzz
\def\unnumberedsubsubseczzz #1{%
-\plainsubsubsecheading {#1}\gdef\thissection{#1}%
-\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash unnumbsubsubsecentry%
- {\the\toks0}{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}}}%
-\temp
-\unnumbnoderef
-\nobreak
+ \plainsubsubsecheading {#1}\gdef\thissection{#1}%
+ \writetocentry{unnumbsubsubsec}{#1}{{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}}
+ \unnumbnoderef
+ \nobreak
}
% These are variants which are not "outer", so they can appear in @ifinfo.
\def\majorheading{\parsearg\majorheadingzzz}
\def\majorheadingzzz #1{%
-{\advance\chapheadingskip by 10pt \chapbreak }%
-{\chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
- \parindent=0pt\raggedright
- \rm #1\hfill}}\bigskip \par\penalty 200}
+ {\advance\chapheadingskip by 10pt \chapbreak }%
+ {\chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
+ \parindent=0pt\raggedright
+ \rm #1\hfill}}\bigskip \par\penalty 200}
\def\chapheading{\parsearg\chapheadingzzz}
\def\chapheadingzzz #1{\chapbreak %
-{\chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
- \parindent=0pt\raggedright
- \rm #1\hfill}}\bigskip \par\penalty 200}
+ {\chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
+ \parindent=0pt\raggedright
+ \rm #1\hfill}}\bigskip \par\penalty 200}
% @heading, @subheading, @subsubheading.
\def\heading{\parsearg\plainsecheading}
% Called from @chapter, etc. We supply {\folio} at the end of the
% argument, which will end up as the last argument to the \...entry macro.
%
-% We open the .toc file here instead of at @setfilename or any other
-% fixed time so that @contents can be put in the document anywhere.
+% Usage: \writetocentry{chap}{The Name of The Game}{{\the\chapno}}
+% We open the .toc file for writing here instead of at @setfilename (or
+% any other fixed time) so that @contents can be anywhere in the document.
%
\newif\iftocfileopened
-\def\writetocentry#1{%
+\def\writetocentry#1#2#3{%
\iftocfileopened\else
\immediate\openout\tocfile = \jobname.toc
\global\tocfileopenedtrue
\fi
- \iflinks \write\tocfile{#1{\folio}}\fi
+ %
+ \iflinks
+ \toks0 = {#2}%
+ \edef\temp{\write\tocfile{\realbackslash #1entry{\the\toks0}#3{\folio}}}%
+ \temp
+ \fi
%
% Tell \shipout to create a page destination if we're doing pdf, which
% will be the target of the links in the table of contents. We can't
\def\tex{\begingroup
\catcode `\\=0 \catcode `\{=1 \catcode `\}=2
\catcode `\$=3 \catcode `\&=4 \catcode `\#=6
- \catcode `\^=7 \catcode `\_=8 \catcode `\~=13 \let~=\tie
+ \catcode `\^=7 \catcode `\_=8 \catcode `\~=\active \let~=\tie
\catcode `\%=14
- \catcode 43=12 % plus
- \catcode`\"=12
- \catcode`\==12
- \catcode`\|=12
- \catcode`\<=12
- \catcode`\>=12
+ \catcode `\+=\other
+ \catcode `\"=\other
+ \catcode `\==\other
+ \catcode `\|=\other
+ \catcode `\<=\other
+ \catcode `\>=\other
\escapechar=`\\
%
\let\b=\ptexb
% Restore active chars for included file.
\endgroup
\begingroup
- \def\thisfile{#1}%
- \expandafter\expandafter\setupverbatiminclude\input\thisfile
- \endgroup\nonfillfinish\endgroup
+ \let\value=\expandablevalue
+ \def\thisfile{#1}%
+ \expandafter\expandafter\setupverbatiminclude\input\thisfile
+ \endgroup
+ \nonfillfinish
+ \endgroup
}
% @copying ... @end copying.
% Active &'s sneak into the index arguments, so make sure it's defined.
{
- \catcode`& = 13
+ \catcode`& = \active
\global\let& = \ampnr
}
\def\defparsebody#1#2#3{%
\parsebodycommon{#1}{#2}{#3}%
\def#2{\defxbodycommon \activeparens \spacesplit#3}%
- \catcode61=\active % 61 is `='
+ \catcode\equalChar=\active
\begingroup\obeylines\activeparens
\spacesplit#3%
}
\def\defvarparsebody #1#2#3{%
\parsebodycommon{#1}{#2}{#3}%
\def#2{\defxbodycommon \spacesplit#3}%
- \catcode61=\active %
+ \catcode\equalChar=\active
\begingroup\obeylines
\spacesplit#3%
}
\def\deffnheader #1#2#3{\doind {fn}{\code{#2}}%
\begingroup\defname {#2}{#1}\defunargs{#3}\endgroup %
-\catcode 61=\other % Turn off change made in \defparsebody
+\catcode\equalChar=\other % Turn off change made in \defparsebody
}
% @defun == @deffn Function
\def\defunheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index
\begingroup\defname {#1}{\putwordDeffunc}%
\defunargs {#2}\endgroup %
-\catcode 61=\other % Turn off change made in \defparsebody
+\catcode\equalChar=\other % Turn off change made in \defparsebody
}
% @deftypefun int foobar (int @var{foo}, float @var{bar})
\doind {fn}{\code{#2}}% Make entry in function index
\begingroup\defname {\defheaderxcond#1\relax$.$#2}{\putwordDeftypefun}%
\deftypefunargs {#3}\endgroup %
-\catcode 61=\other % Turn off change made in \defparsebody
+\catcode\equalChar=\other % Turn off change made in \defparsebody
}
% @deftypefn {Library Function} int foobar (int @var{foo}, float @var{bar})
% at least some C++ text from working
\defname {\defheaderxcond#2\relax$.$#3}{#1}%
\deftypefunargs {#4}\endgroup %
-\catcode 61=\other % Turn off change made in \defparsebody
+\catcode\equalChar=\other % Turn off change made in \defparsebody
}
% @defmac == @deffn Macro
\def\defmacheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index
\begingroup\defname {#1}{\putwordDefmac}%
\defunargs {#2}\endgroup %
-\catcode 61=\other % Turn off change made in \defparsebody
+\catcode\equalChar=\other % Turn off change made in \defparsebody
}
% @defspec == @deffn Special Form
\def\defspecheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index
\begingroup\defname {#1}{\putwordDefspec}%
\defunargs {#2}\endgroup %
-\catcode 61=\other % Turn off change made in \defparsebody
+\catcode\equalChar=\other % Turn off change made in \defparsebody
}
% @defop CATEGORY CLASS OPERATION ARG...
\def\scanmacro#1{%
\begingroup \newlinechar`\^^M
% Undo catcode changes of \startcontents and \doprintindex
- \catcode`\@=0 \catcode`\\=12 \escapechar=`\@
+ \catcode`\@=0 \catcode`\\=\other \escapechar=`\@
% Append \endinput to make sure that TeX does not see the ending newline.
\toks0={#1\endinput}%
\immediate\openout\macscribble=\jobname.tmp
\def\scanmacro#1{%
\begingroup \newlinechar`\^^M
% Undo catcode changes of \startcontents and \doprintindex
-\catcode`\@=0 \catcode`\\=12 \escapechar=`\@
+\catcode`\@=0 \catcode`\\=\other \escapechar=`\@
\let\xeatspaces\eatspaces\scantokens{#1\endinput}\endgroup}
\fi
}
% Trim a single trailing ^^M off a string.
-{\catcode`\^^M=12\catcode`\Q=3%
+{\catcode`\^^M=\other \catcode`\Q=3%
\gdef\eatcr #1{\eatcra #1Q^^MQ}%
\gdef\eatcra#1^^MQ{\eatcrb#1Q}%
\gdef\eatcrb#1Q#2Q{#1}%
% body, and then making it the \newlinechar in \scanmacro.
\def\macrobodyctxt{%
- \catcode`\~=12
- \catcode`\^=12
- \catcode`\_=12
- \catcode`\|=12
- \catcode`\<=12
- \catcode`\>=12
- \catcode`\+=12
- \catcode`\{=12
- \catcode`\}=12
- \catcode`\@=12
- \catcode`\^^M=12
+ \catcode`\~=\other
+ \catcode`\^=\other
+ \catcode`\_=\other
+ \catcode`\|=\other
+ \catcode`\<=\other
+ \catcode`\>=\other
+ \catcode`\+=\other
+ \catcode`\{=\other
+ \catcode`\}=\other
+ \catcode`\@=\other
+ \catcode`\^^M=\other
\usembodybackslash}
\def\macroargctxt{%
- \catcode`\~=12
- \catcode`\^=12
- \catcode`\_=12
- \catcode`\|=12
- \catcode`\<=12
- \catcode`\>=12
- \catcode`\+=12
- \catcode`\@=12
- \catcode`\\=12}
+ \catcode`\~=\other
+ \catcode`\^=\other
+ \catcode`\_=\other
+ \catcode`\|=\other
+ \catcode`\<=\other
+ \catcode`\>=\other
+ \catcode`\+=\other
+ \catcode`\@=\other
+ \catcode`\\=\other}
% \mbodybackslash is the definition of \ in @macro bodies.
% It maps \foo\ => \csname macarg.foo\endcsname => #N
\else \expandafter\parsemacbody
\fi}
-\def\unmacro{\parsearg\unmacroxxx}
-\def\unmacroxxx#1{%
+\def\unmacro{\parsearg\dounmacro}
+\def\dounmacro#1{%
\if1\csname ismacro.#1\endcsname
\global\cslet{#1}{macsave.#1}%
\global\expandafter\let \csname ismacro.#1\endcsname=0%
- % Remove the macro name from \macrolist
+ % Remove the macro name from \macrolist:
\begingroup
- \edef\tempa{\expandafter\noexpand\csname#1\endcsname}%
- \def\do##1{%
- \def\tempb{##1}%
- \ifx\tempa\tempb
- % remove this
- \else
- \toks0 = \expandafter{\newmacrolist\do}%
- \edef\newmacrolist{\the\toks0\expandafter\noexpand\tempa}%
- \fi}%
- \def\newmacrolist{}%
- % Execute macro list to define \newmacrolist
- \macrolist
- \global\let\macrolist\newmacrolist
+ \expandafter\let\csname#1\endcsname \relax
+ \let\do\unmacrodo
+ \xdef\macrolist{\macrolist}%
\endgroup
\else
\errmessage{Macro #1 not defined}%
\fi
}
+% Called by \do from \dounmacro on each macro. The idea is to omit any
+% macro definitions that have been changed to \relax.
+%
+\def\unmacrodo#1{%
+ \ifx#1\relax
+ % remove this
+ \else
+ \noexpand\do \noexpand #1%
+ \fi
+}
+
% This makes use of the obscure feature that if the last token of a
% <parameter list> is #, then the preceding argument is delimited by
% an opening brace, and that opening brace is not consumed.
% If its value is nonempty, SUFFIX is output afterward.
\def\refx#1#2{%
- \expandafter\ifx\csname X#1\endcsname\relax
+ {%
+ \indexdummies
+ \expandafter\global\expandafter\let\expandafter\thisrefX
+ \csname X#1\endcsname
+ }%
+ \ifx\thisrefX\relax
% If not defined, say something at least.
\angleleft un\-de\-fined\angleright
\iflinks
\fi
\else
% It's defined, so just use it.
- \csname X#1\endcsname
+ \thisrefX
\fi
#2% Output the suffix in any case.
}
\def+{{\tt \char 43}}
\catcode`\$=\active
\def${\ifusingit{{\sl\$}}\normaldollar}%$ font-lock fix
-%\catcode 27=\active
-%\def^^[{$\diamondsuit$}
% Set up an active definition for =, but don't enable it most of the time.
{\catcode`\==\active
% \normalbackslash outputs one backslash in fixed width font.
\def\normalbackslash{{\tt\rawbackslashxx}}
-% \catcode 17=0 % Define control-q
\catcode`\\=\active
% Used sometimes to turn off (effectively) the active characters