% Load plain if necessary, i.e., if running under initex.
\expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
%
-\def\texinfoversion{2002-06-04.06}
+\def\texinfoversion{2002-11-25.11}
%
-% Copyright (C) 1985, 86, 88, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99,
-% 2000, 01, 02 Free Software Foundation, Inc.
+% Copyright (C) 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
+% 1996, 1997, 1998, 1999, 2000, 2001, 2002 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
% (and all CTAN mirrors, see http://www.ctan.org),
% and /home/gd/gnu/doc/texinfo.tex on the GNU machines.
%
+% The GNU Texinfo home page is http://www.gnu.org/software/texinfo.
+%
% The texinfo.tex in any given Texinfo distribution could well be out
% of date, so if that's what you're using, please check.
%
-% Texinfo has a small home page at http://texinfo.org/ and also
-% http://www.gnu.org/software/texinfo.
-%
% Send bug reports to bug-texinfo@gnu.org. Please include including a
% complete document in each bug report with which we can reproduce the
% problem. Patches are, of course, greatly appreciated.
\everyjob{\message{[Texinfo version \texinfoversion]}%
\catcode`+=\active \catcode`\_=\active}
+\message{Basics,}
+\chardef\other=12
+
+% We never want plain's outer \+ definition in Texinfo.
+% For @tex, we can use \tabalign.
+\let\+ = \relax
+
% Save some parts of plain tex whose names we will redefine.
\let\ptexb=\b
\let\ptexbullet=\bullet
\let\ptexend=\end
\let\ptexequiv=\equiv
\let\ptexexclam=\!
+\let\ptexgtr=>
+\let\ptexhat=^
\let\ptexi=\i
\let\ptexlbrace=\{
+\let\ptexless=<
+\let\ptexplus=+
\let\ptexrbrace=\}
\let\ptexstar=\*
\let\ptext=\t
-% We never want plain's outer \+ definition in Texinfo.
-% For @tex, we can use \tabalign.
-\let\+ = \relax
-
-\message{Basics,}
-\chardef\other=12
-
% If this character appears in an error message or help string, it
% starts a new line in the output.
\newlinechar = `^^J
%
\def\gobble#1{}
+% True if #1 is the empty string, i.e., called like `\ifempty{}'.
+%
+\def\ifempty#1{\ifemptyx #1\emptymarkA\emptymarkB}%
+\def\ifemptyx#1#2\emptymarkB{\ifx #1\emptymarkA}%
+
+% Hyphenation fixes.
\hyphenation{ap-pen-dix}
\hyphenation{mini-buf-fer mini-buf-fers}
\hyphenation{eshell}
\hyphenation{white-space}
% Margin to add to right of even pages, to left of odd pages.
-\newdimen \bindingoffset
-\newdimen \normaloffset
+\newdimen\bindingoffset
+\newdimen\normaloffset
\newdimen\pagewidth \newdimen\pageheight
% Sometimes it is convenient to have everything in the transcript file
% and nothing on the terminal. We don't just call \tracingall here,
-% since that produces some useless output on the terminal.
+% since that produces some useless output on the terminal. We also make
+% some effort to order the tracing commands to reduce output in the log
+% file; cf. trace.sty in LaTeX.
%
\def\gloggingall{\begingroup \globaldefs = 1 \loggingall \endgroup}%
-\ifx\eTeXversion\undefined
-\def\loggingall{\tracingcommands2 \tracingstats2
- \tracingpages1 \tracingoutput1 \tracinglostchars1
- \tracingmacros2 \tracingparagraphs1 \tracingrestores1
- \showboxbreadth\maxdimen\showboxdepth\maxdimen
-}%
-\else
-\def\loggingall{\tracingcommands3 \tracingstats2
- \tracingpages1 \tracingoutput1 \tracinglostchars1
- \tracingmacros2 \tracingparagraphs1 \tracingrestores1
- \tracingscantokens1 \tracingassigns1 \tracingifs1
- \tracinggroups1 \tracingnesting2
- \showboxbreadth\maxdimen\showboxdepth\maxdimen
+\def\loggingall{%
+ \tracingstats2
+ \tracingpages1
+ \tracinglostchars2 % 2 gives us more in etex
+ \tracingparagraphs1
+ \tracingoutput1
+ \tracingmacros2
+ \tracingrestores1
+ \showboxbreadth\maxdimen \showboxdepth\maxdimen
+ \ifx\eTeXversion\undefined\else % etex gives us more logging
+ \tracingscantokens1
+ \tracingifs1
+ \tracinggroups1
+ \tracingnesting2
+ \tracingassigns1
+ \fi
+ \tracingcommands3 % 3 gives us more in etex
+ \errorcontextlines\maxdimen
}%
-\fi
% add check for \lastpenalty to plain's definitions. If the last thing
% we did was a \nobreak, we don't want to insert more space.
}
-% Single-spacing is done by various environments (specifically, in
-% \nonfillstart and \quotations).
-\newskip\singlespaceskip \singlespaceskip = 12.5pt
-\def\singlespace{%
- % Why was this kern here? It messes up equalizing space above and below
- % environments. --karl, 6may93
- %{\advance \baselineskip by -\singlespaceskip
- %\kern \baselineskip}%
- \setleading\singlespaceskip
-}
-
%% Simple single-character @ commands
% @@ prints an @
% to set catcodes according to plain TeX first, to allow for subscripts,
% superscripts, special math chars, etc.
%
-% @math does not do math typesetting in section titles, index
-% entries, and other such contexts where the catcodes are set before
-% @math gets a chance to work. This could perhaps be fixed, but for now
-% at least we can have real math in the main text, where it's needed most.
-%
\let\implicitmath = $%$ font-lock fix
%
% One complication: _ usually means subscripts, but it could also mean
\tex
\mathcode`\_="8000 \mathunderscore
\let\\ = \mathbackslash
+ \mathactive
\implicitmath\finishmath}
\def\finishmath#1{#1\implicitmath\Etex}
+% Some active characters (such as <) are spaced differently in math.
+% We have to reset their definitions in case the @math was an
+% argument to a command which set the catcodes (such as @item or @section).
+%
+{
+ \catcode`^ = \active
+ \catcode`< = \active
+ \catcode`> = \active
+ \catcode`+ = \active
+ \gdef\mathactive{%
+ \let^ = \ptexhat
+ \let< = \ptexless
+ \let> = \ptexgtr
+ \let+ = \ptexplus
+ }
+}
+
% @bullet and @minus need the same treatment as @math, just above.
\def\bullet{\implicitmath\ptexbullet\implicitmath}
\def\minus{\implicitmath-\implicitmath}
\ifx\empty\imagewidth\else width \imagewidth \fi
\ifx\empty\imageheight\else height \imageheight \fi
\ifnum\pdftexversion<13
- #1.pdf%
+ #1.pdf%
\else
{#1.pdf}%
\fi
\openin 1 \jobname.toc
\ifeof 1\else\begingroup
\closein 1
- \indexnofonts
- \def\tt{}
- \let\_ = \normalunderscore
% Thanh's hack / proper braces in bookmarks
\edef\mylbrace{\iftrue \string{\else}\fi}\let\{=\mylbrace
\edef\myrbrace{\iffalse{\else\string}\fi}\let\}=\myrbrace
%
\def\chapentry ##1##2##3{}
- \let\appendixentry = \chapentry
- \def\unnumbchapentry ##1##2{}
\def\secentry ##1##2##3##4{\advancenumber{chap##2}}
- \def\unnumbsecentry ##1##2##3{\advancenumber{chap##2}}
\def\subsecentry ##1##2##3##4##5{\advancenumber{sec##2.##3}}
- \def\unnumbsubsecentry ##1##2##3##4{\advancenumber{sec##2.##3}}
\def\subsubsecentry ##1##2##3##4##5##6{\advancenumber{subsec##2.##3.##4}}
- \def\unnumbsubsubsecentry ##1##2##3##4##5{\advancenumber{subsec##2.##3.##4}}
+ \let\appendixentry = \chapentry
+ \let\unnumbchapentry = \chapentry
+ \let\unnumbsecentry = \secentry
+ \let\unnumbsubsecentry = \subsecentry
+ \let\unnumbsubsubsecentry = \subsubsecentry
\input \jobname.toc
\def\chapentry ##1##2##3{%
\pdfoutline goto name{\pdfmkpgn{##3}}count-\expnumber{chap##2}{##1}}
- \let\appendixentry = \chapentry
- \def\unnumbchapentry ##1##2{%
- \pdfoutline goto name{\pdfmkpgn{##2}}{##1}}
\def\secentry ##1##2##3##4{%
\pdfoutline goto name{\pdfmkpgn{##4}}count-\expnumber{sec##2.##3}{##1}}
- \def\unnumbsecentry ##1##2##3{%
- \pdfoutline goto name{\pdfmkpgn{##3}}{##1}}
\def\subsecentry ##1##2##3##4##5{%
\pdfoutline goto name{\pdfmkpgn{##5}}count-\expnumber{subsec##2.##3.##4}{##1}}
- \def\unnumbsubsecentry ##1##2##3##4{%
- \pdfoutline goto name{\pdfmkpgn{##4}}{##1}}
\def\subsubsecentry ##1##2##3##4##5##6{%
\pdfoutline goto name{\pdfmkpgn{##6}}{##1}}
- \def\unnumbsubsubsecentry ##1##2##3##4##5{%
- \pdfoutline goto name{\pdfmkpgn{##5}}{##1}}
+ \let\appendixentry = \chapentry
+ \let\unnumbchapentry = \chapentry
+ \let\unnumbsecentry = \secentry
+ \let\unnumbsubsecentry = \subsecentry
+ \let\unnumbsubsubsecentry = \subsubsecentry
+ %
+ % Make special characters normal for writing to the pdf file.
+ %
+ \indexnofonts
+ \let\tt=\relax
+ \turnoffactive
\input \jobname.toc
\endgroup\fi
}}
\newcount\mainmagstep
\ifx\bigger\relax
% not really supported.
- \let\mainmagstep=\magstep1
+ \mainmagstep=\magstep1
\setfont\textrm\rmshape{12}{1000}
\setfont\texttt\ttshape{12}{1000}
\else
\font\titlei=cmmi12 scaled \magstep3
\font\titlesy=cmsy10 scaled \magstep4
\def\authorrm{\secrm}
+\def\authortt{\sectt}
% Chapter (and unnumbered) fonts (17.28pt).
\setfont\chaprm\rmbshape{12}{\magstep2}
\setfont\shortcontrm\rmshape{12}{1000}
\setfont\shortcontbf\bxshape{12}{1000}
\setfont\shortcontsl\slshape{12}{1000}
+\setfont\shortconttt\ttshape{12}{1000}
%% Add scribe-like font environments, plus @l for inline lisp (usually sans
%% serif) and @ii for TeX italic
% \smartitalic{ARG} outputs arg in italics, followed by an italic correction
% unless the following character is such as not to need one.
\def\smartitalicx{\ifx\next,\else\ifx\next-\else\ifx\next.\else\/\fi\fi\fi}
-\def\smartslanted#1{{\sl #1}\futurelet\next\smartitalicx}
-\def\smartitalic#1{{\it #1}\futurelet\next\smartitalicx}
+\def\smartslanted#1{{\ifusingtt\ttsl\sl #1}\futurelet\next\smartitalicx}
+\def\smartitalic#1{{\ifusingtt\ttsl\it #1}\futurelet\next\smartitalicx}
\let\i=\smartitalic
\let\var=\smartslanted
\let\subtitlerm=\tenrm
\def\subtitlefont{\subtitlerm \normalbaselineskip = 13pt \normalbaselines}%
%
- \def\authorfont{\authorrm \normalbaselineskip = 16pt \normalbaselines}%
+ \def\authorfont{\authorrm \normalbaselineskip = 16pt \normalbaselines
+ \let\tt=\authortt}%
%
% Leave some space at the very top of the page.
\vglue\titlepagetopglue
% \parskip glue -- logically it's part of the @item we just started.
\nobreak \vskip-\parskip
%
- % Stop a page break at the \parskip glue coming up. Unfortunately
+ % Stop a page break at the \parskip glue coming up. (Unfortunately
% we can't prevent a possible page break at the following
- % \baselineskip glue.
- \nobreak
+ % \baselineskip glue.) However, if what follows is an environment
+ % such as @example, there will be no \parskip glue; then
+ % the negative vskip we just would cause the example and the item to
+ % crash together. So we use this bizarre value of 10001 as a signal
+ % to \aboveenvbreak to insert \parskip glue after all.
+ % (Possibly there are other commands that could be followed by
+ % @example which need the same treatment, but not section titles; or
+ % maybe section titles are the only special case and they should be
+ % penalty 10001...)
+ \penalty 10001
\endgroup
\itemxneedsnegativevskipfalse
\else
\let\item = \relax
}
-% Ignore @ignore, @ifhtml, @ifinfo, @ifplaintext, @ifnottex, @html, @menu,
-% @direntry, and @documentdescription.
+% Ignore @ignore, @ifhtml, @ifinfo, and the like.
%
-\def\ignore{\doignore{ignore}}
+\def\direntry{\doignore{direntry}}
+\def\documentdescriptionword{documentdescription}
+\def\documentdescription{\doignore{documentdescription}}
+\def\html{\doignore{html}}
\def\ifhtml{\doignore{ifhtml}}
\def\ifinfo{\doignore{ifinfo}}
-\def\ifplaintext{\doignore{ifplaintext}}
\def\ifnottex{\doignore{ifnottex}}
-\def\html{\doignore{html}}
+\def\ifplaintext{\doignore{ifplaintext}}
+\def\ifxml{\doignore{ifxml}}
+\def\ignore{\doignore{ignore}}
\def\menu{\doignore{menu}}
-\def\direntry{\doignore{direntry}}
-\def\documentdescription{\doignore{documentdescription}}
-\def\documentdescriptionword{documentdescription}
+\def\xml{\doignore{xml}}
% @dircategory CATEGORY -- specify a category of the dir file
% which this file should belong to. Ignore this in TeX.
% We must actually expand the ignored text to look for the @end
% command, so that nested ignore constructs work. Thus, we put the
% text into a \vbox and then do nothing with the result. To minimize
- % the change of memory overflow, we follow the approach outlined on
+ % the chance of memory overflow, we follow the approach outlined on
% page 401 of the TeXbook: make the current font be a dummy font.
%
\setbox0 = \vbox\bgroup
% Do minimal line-breaking.
\pretolerance = 10000
%
- % Do not execute instructions in @tex
+ % Do not execute instructions in @tex.
\def\tex{\doignore{tex}}%
% Do not execute macro definitions.
% `c' is a comment character, so the word `macro' will get cut off.
\global\let\subsubsection = \numberedsubsubsec
}
+% we use \chapno to avoid indenting back
+\def\appendixbox#1{%
+ \setbox0 = \hbox{\putwordAppendix{} \the\chapno}%
+ \hbox to \wd0{#1\hss}}
+
\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}{\putwordAppendix{} \appendixletter}%
+\chapmacro {#1}{\appendixbox{\putwordAppendix{} \appendixletter}}%
\gdef\thissection{#1}%
\gdef\thischaptername{#1}%
\xdef\thischapter{\putwordAppendix{} \appendixletter: \noexpand\thischaptername}%
\unnumbchapmacro {#1}%
\gdef\thischapter{#1}\gdef\thissection{#1}%
\toks0 = {#1}%
-\edef\temp{\noexpand\writetocentry{\realbackslash unnumbchapentry{\the\toks0}}}%
+\edef\temp{\noexpand\writetocentry{\realbackslash unnumbchapentry{\the\toks0}{\the\chapno}}}%
\temp
\unnumbnoderef
\global\let\section = \unnumberedsec
\plainsecheading {#1}\gdef\thissection{#1}%
\toks0 = {#1}%
\edef\temp{\noexpand\writetocentry{\realbackslash unnumbsecentry%
- {\the\toks0}{\the\chapno}}}%
+ {\the\toks0}{\the\chapno}{\the\secno}}}%
\temp
\unnumbnoderef
\nobreak
\plainsubsecheading {#1}\gdef\thissection{#1}%
\toks0 = {#1}%
\edef\temp{\noexpand\writetocentry{\realbackslash unnumbsubsecentry%
- {\the\toks0}{\the\chapno}{\the\secno}}}%
+ {\the\toks0}{\the\chapno}{\the\secno}{\the\subsecno}}}%
\temp
\unnumbnoderef
\nobreak
\plainsubsubsecheading {#1}\gdef\thissection{#1}%
\toks0 = {#1}%
\edef\temp{\noexpand\writetocentry{\realbackslash unnumbsubsubsecentry%
- {\the\toks0}{\the\chapno}{\the\secno}{\the\subsecno}}}%
+ {\the\toks0}{\the\chapno}{\the\secno}{\the\subsecno}{\the\subsubsecno}}}%
\temp
\unnumbnoderef
\nobreak
\hangindent = \wd0 % zero if no section number
\unhbox0 #3}%
}%
- \ifdim\parskip<10pt \nobreak\kern10pt\nobreak\kern-\parskip\fi \nobreak
+ % Add extra space after the heading -- either a line space or a
+ % paragraph space, whichever is more. (Some people like to set
+ % \parskip to large values for some reason.)
+ \nobreak
+ \ifdim\parskip>\normalbaselineskip
+ \kern\parskip
+ \else
+ \kern\normalbaselineskip
+ \fi
+ \nobreak
}
\let\unnumbchapentry = \shortunnumberedentry
% We want a true roman here for the page numbers.
\secfonts
- \let\rm=\shortcontrm \let\bf=\shortcontbf \let\sl=\shortcontsl
+ \let\rm=\shortcontrm \let\bf=\shortcontbf
+ \let\sl=\shortcontsl \let\tt=\shortconttt
\rm
\hyphenpenalty = 10000
\advance\baselineskip by 1pt % Open it up a little.
\def\secentry ##1##2##3##4{}
- \def\unnumbsecentry ##1##2##3{}
\def\subsecentry ##1##2##3##4##5{}
- \def\unnumbsubsecentry ##1##2##3##4{}
\def\subsubsecentry ##1##2##3##4##5##6{}
- \def\unnumbsubsubsecentry ##1##2##3##4##5{}
+ \let\unnumbsecentry = \secentry
+ \let\unnumbsubsecentry = \subsecentry
+ \let\unnumbsubsubsecentry = \subsubsecentry
\openin 1 \jobname.toc
\ifeof 1 \else
\closein 1
}
% Appendices, in the main contents.
-\def\appendixentry#1#2#3{\dochapentry{\putwordAppendix{} #2\labelspace#1}{#3}}
+\def\appendixentry#1#2#3{%
+ \dochapentry{\appendixbox{\putwordAppendix{} #2}\labelspace#1}{#3}}
%
% Appendices, in the short toc.
\let\shortappendixentry = \shortchapentry
}
% Unnumbered chapters.
-\def\unnumbchapentry#1#2{\dochapentry{#1}{#2}}
-\def\shortunnumberedentry#1#2{\tocentry{#1}{\doshortpageno\bgroup#2\egroup}}
+\def\unnumbchapentry#1#2#3{\dochapentry{#1}{#3}}
+\def\shortunnumberedentry#1#2#3{\tocentry{#1}{\doshortpageno\bgroup#3\egroup}}
% Sections.
\def\secentry#1#2#3#4{\dosecentry{#2.#3\labelspace#1}{#4}}
-\def\unnumbsecentry#1#2#3{\dosecentry{#1}{#3}}
+\def\unnumbsecentry#1#2#3#4{\dosecentry{#1}{#4}}
% Subsections.
\def\subsecentry#1#2#3#4#5{\dosubsecentry{#2.#3.#4\labelspace#1}{#5}}
-\def\unnumbsubsecentry#1#2#3#4{\dosubsecentry{#1}{#4}}
+\def\unnumbsubsecentry#1#2#3#4#5{\dosubsecentry{#1}{#5}}
% And subsubsections.
\def\subsubsecentry#1#2#3#4#5#6{%
\dosubsubsecentry{#2.#3.#4.#5\labelspace#1}{#6}}
-\def\unnumbsubsubsecentry#1#2#3#4#5{\dosubsubsecentry{#1}{#5}}
+\def\unnumbsubsubsecentry#1#2#3#4#5#6{\dosubsubsecentry{#1}{#6}}
% This parameter controls the indentation of the various levels.
\newdimen\tocindent \tocindent = 3pc
% Make spacing and below environment symmetrical. We use \parskip here
% to help in doing that, since in @example-like environments \parskip
% is reset to zero; thus the \afterenvbreak inserts no space -- but the
-% start of the next paragraph will insert \parskip
+% start of the next paragraph will insert \parskip.
%
\def\aboveenvbreak{{%
- \ifnum\lastpenalty < 10000
+ % =10000 instead of <10000 because of a special case in \itemzzz, q.v.
+ \ifnum \lastpenalty=10000 \else
\advance\envskipamount by \parskip
\endgraf
\ifdim\lastskip<\envskipamount
\removelastskip
- \penalty-50
+ % it's not a good place to break if the last penalty was \nobreak
+ % or better ...
+ \ifnum\lastpenalty>10000 \else \penalty-50 \fi
\vskip\envskipamount
\fi
\fi
\inENV % This group ends at the end of the body
\hfuzz = 12pt % Don't be fussy
\sepspaces % Make spaces be word-separators rather than space tokens.
- \singlespace
\let\par = \lisppar % don't ignore blank lines
\obeylines % each line of input is a line of output
\parskip = 0pt
\def\quotation{%
\begingroup\inENV %This group ends at the end of the @quotation body
{\parskip=0pt \aboveenvbreak}% because \aboveenvbreak inserts \parskip
- \singlespace
\parindent=0pt
% We have retained a nonzero parskip for the environment, since we're
% doing normal filling. So to avoid extra space below the environment...
%
% [Knuth]: Donald Ervin Knuth, 1996. The TeXbook.
%
-% [Knuth] p. 344; only we need to do '@' too
+% [Knuth] p.344; only we need to do the other characters Texinfo sets
+% active too. Otherwise, they get lost as the first character on a
+% verbatim line.
\def\dospecials{%
- \do\ \do\\\do\@\do\{\do\}\do\$\do\&%
- \do\#\do\^\do\^^K\do\_\do\^^A\do\%\do\~}
+ \do\ \do\\\do\{\do\}\do\$\do\&%
+ \do\#\do\^\do\^^K\do\_\do\^^A\do\%\do\~%
+ \do\<\do\>\do\|\do\@\do+\do\"%
+}
%
% [Knuth] p. 380
\def\uncatcodespecials{%
%
% For Texinfo it's a lot easier than for LaTeX,
% because texinfo's \verbatim doesn't stop at '\end{verbatim}':
-% we need not redefine '\', '{' and '}'
+% we need not redefine '\', '{' and '}'.
%
% Inspired by LaTeX's verbatim command set [latex.ltx]
%% Include LaTeX hack for completeness -- never know
%% \catcode`\\=12|gdef|doverbatim#1@end verbatim[
%% #1|endgroup|def|Everbatim[]|end[verbatim]]
%% |endgroup
+%
\begingroup
\catcode`\ =\active
- \gdef\doverbatim#1@end verbatim{#1\end{verbatim}}
+ \obeylines %
+ % ignore everything up to the first ^^M, that's the newline at the end
+ % of the @verbatim input line itself. Otherwise we get an extra blank
+ % line in the output.
+ \gdef\doverbatim#1^^M#2@end verbatim{#2\end{verbatim}}%
\endgroup
%
\def\verbatim{%
}
% @copying ... @end copying.
-% Save the text away for @insertcopying later.
+% Save the text away for @insertcopying later. Many commands won't be
+% allowed in this context, but that's ok.
+%
+% We save the uninterpreted tokens, rather than creating a box.
+% Saving the text in a box would be much easier, but then all the
+% typesetting commands (@smallbook, font changes, etc.) have to be done
+% beforehand -- and a) we want @copying to be done first in the source
+% file; b) letting users define the frontmatter in as flexible order as
+% possible is very desirable.
%
-\newbox\copyingbox
-%
\def\copying{\begingroup
- \parindent = 0pt % looks wrong on title page
- \def\Ecopying{\egroup\endgroup}%
- \global\setbox\copyingbox = \vbox\bgroup
+ % Define a command to swallow text until we reach `@end copying'.
+ % \ is the escape char in this texinfo.tex file, so it is the
+ % delimiter for the command; @ will be the escape char when we read
+ % it, but that doesn't matter.
+ \long\def\docopying##1\end copying{\gdef\copyingtext{##1}\enddocopying}%
+ %
+ % We must preserve ^^M's in the input file; see \insertcopying below.
+ \catcode`\^^M = \active
+ \docopying
}
-% @insertcopying.
-%
-\def\insertcopying{\unvcopy\copyingbox}
+% What we do to finish off the copying text.
+%
+\def\enddocopying{\endgroup\ignorespaces}
+% @insertcopying. Here we must play games with ^^M's. On the one hand,
+% we need them to delimit commands such as `@end quotation', so they
+% must be active. On the other hand, we certainly don't want every
+% end-of-line to be a \par, as would happen with the normal active
+% definition of ^^M. On the third hand, two ^^M's in a row should still
+% generate a \par.
+%
+% Our approach is to make ^^M insert a space and a penalty1 normally;
+% then it can also check if \lastpenalty=1. If it does, then manually
+% do \par.
+%
+% Seems pretty fragile, but for the limited use of getting the copying
+% text (which should be quite simple) inserted, we can hope it's ok.
+% %
+{\catcode`\^^M=\active %
+\gdef\insertcopying{\begingroup %
+ \parindent = 0pt % looks wrong on title page
+ \def^^M{%
+ \ifnum \lastpenalty=1 %
+ \par %
+ \else %
+ \space \penalty 1 %
+ \fi %
+ }%
+ \copyingtext %
+\endgroup}%
+}
\message{defuns,}
% @defun etc.
% Allow user to change definition object font (\df) internally
-\def\setdeffont #1 {\csname DEF#1\endcsname}
+\def\setdeffont#1 {\csname DEF#1\endcsname}
\newskip\defbodyindent \defbodyindent=.4in
\newskip\defargsindent \defargsindent=50pt
-\newskip\deftypemargin \deftypemargin=12pt
\newskip\deflastargmargin \deflastargmargin=18pt
\newcount\parencount
-% define \functionparens, which makes ( and ) and & do special things.
-% \functionparens affects the group it is contained in.
+
+% We want ()&[] to print specially on the defun line.
+%
\def\activeparens{%
-\catcode`\(=\active \catcode`\)=\active \catcode`\&=\active
-\catcode`\[=\active \catcode`\]=\active}
+ \catcode`\(=\active \catcode`\)=\active
+ \catcode`\&=\active
+ \catcode`\[=\active \catcode`\]=\active
+}
% Make control sequences which act like normal parenthesis chars.
\let\lparen = ( \let\rparen = )
\global\let& = \ampnr
}
-% First, defname, which formats the header line itself.
-% #1 should be the function name.
-% #2 should be the type of definition, such as "Function".
-
-\def\defname #1#2{%
-% Get the values of \leftskip and \rightskip as they were
-% outside the @def...
-\dimen2=\leftskip
-\advance\dimen2 by -\defbodyindent
-\noindent
-\setbox0=\hbox{\hskip \deflastargmargin{\rm #2}\hskip \deftypemargin}%
-\dimen0=\hsize \advance \dimen0 by -\wd0 % compute size for first line
-\dimen1=\hsize \advance \dimen1 by -\defargsindent %size for continuations
-\parshape 2 0in \dimen0 \defargsindent \dimen1
-% Now output arg 2 ("Function" or some such)
-% ending at \deftypemargin from the right margin,
-% but stuck inside a box of width 0 so it does not interfere with linebreaking
-{% Adjust \hsize to exclude the ambient margins,
-% so that \rightline will obey them.
-\advance \hsize by -\dimen2
-\rlap{\rightline{{\rm #2}\hskip -1.25pc }}}%
-% Make all lines underfull and no complaints:
-\tolerance=10000 \hbadness=10000
-\advance\leftskip by -\defbodyindent
-\exdentamount=\defbodyindent
-{\df #1}\enskip % Generate function name
+% \defname, which formats the name of the @def (not the args).
+% #1 is the function name.
+% #2 is the type of definition, such as "Function".
+%
+\def\defname#1#2{%
+ % How we'll output the type name. Putting it in brackets helps
+ % distinguish it from the body text that may end up on the next line
+ % just below it.
+ \ifempty{#2}%
+ \def\defnametype{}%
+ \else
+ \def\defnametype{[\rm #2]}%
+ \fi
+ %
+ % Get the values of \leftskip and \rightskip as they were outside the @def...
+ \dimen2=\leftskip
+ \advance\dimen2 by -\defbodyindent
+ %
+ % Figure out values for the paragraph shape.
+ \setbox0=\hbox{\hskip \deflastargmargin{\defnametype}}%
+ \dimen0=\hsize \advance \dimen0 by -\wd0 % compute size for first line
+ \dimen1=\hsize \advance \dimen1 by -\defargsindent % size for continuations
+ \parshape 2 0in \dimen0 \defargsindent \dimen1
+ %
+ % Output arg 2 ("Function" or some such) but stuck inside a box of
+ % width 0 so it does not interfere with linebreaking.
+ \noindent
+ %
+ {% Adjust \hsize to exclude the ambient margins,
+ % so that \rightline will obey them.
+ \advance \hsize by -\dimen2
+ \dimen3 = 0pt % was -1.25pc
+ \rlap{\rightline{\defnametype\kern\dimen3}}%
+ }%
+ %
+ % Allow all lines to be underfull without complaint:
+ \tolerance=10000 \hbadness=10000
+ \advance\leftskip by -\defbodyindent
+ \exdentamount=\defbodyindent
+ {\df #1}\enskip % output function name
+ % \defunargs will be called next to output the arguments, if any.
}
% Common pieces to start any @def...
% which is there to keep the function description together with its
% header. But if there's nothing but headers, we want to allow a
% break after all.
- \ifnum\lastpenalty = 10000 \penalty0 \fi
+ \ifnum\lastpenalty=10000 \penalty0 \fi
\medbreak
%
% Define the \E... end token that this defining construct specifies
\exdentamount=\defbodyindent
}
+% Common part of the \...x definitions.
+%
+\def\defxbodycommon{%
+ % As with \parsebodycommon above, allow line break if we have multiple
+ % x headers in a row. It's not a great place, though.
+ \ifnum\lastpenalty=10000 \penalty1000 \fi
+ %
+ \begingroup\obeylines
+}
+
% Process body of @defun, @deffn, @defmac, etc.
%
\def\defparsebody#1#2#3{%
\parsebodycommon{#1}{#2}{#3}%
- \def#2{\begingroup\obeylines\activeparens\spacesplit#3}%
+ \def#2{\defxbodycommon \activeparens \spacesplit#3}%
\catcode61=\active % 61 is `='
\begingroup\obeylines\activeparens
\spacesplit#3%
}
-% #1, #2, #3 are the common arguments (see \defparsebody).
+% #1, #2, #3 are the common arguments (see \parsebodycommon above).
% #4, delimited by the space, is the class name.
%
\def\defmethparsebody#1#2#3#4 {%
\parsebodycommon{#1}{#2}{#3}%
- \def#2##1 {\begingroup\obeylines\activeparens\spacesplit{#3{##1}}}%
+ \def#2##1 {\defxbodycommon \activeparens \spacesplit{#3{##1}}}%
\begingroup\obeylines\activeparens
- \spacesplit{#3{#4}}%
+ % The \empty here prevents misinterpretation of a construct such as
+ % @deffn {whatever} {Enharmonic comma}
+ % See comments at \deftpparsebody, although in our case we don't have
+ % to remove the \empty afterwards, since it is empty.
+ \spacesplit{#3{#4}}\empty
}
% Used for @deftypemethod and @deftypeivar.
%
\def\deftypemethparsebody#1#2#3#4 #5 {%
\parsebodycommon{#1}{#2}{#3}%
- \def#2##1 ##2 {\begingroup\obeylines\activeparens\spacesplit{#3{##1}{##2}}}%
+ \def#2##1 ##2 {\defxbodycommon \activeparens \spacesplit{#3{##1}{##2}}}%
\begingroup\obeylines\activeparens
\spacesplit{#3{#4}{#5}}%
}
%
\def\deftypeopparsebody#1#2#3#4#5 #6 {%
\parsebodycommon{#1}{#2}{#3}%
- \def#2##1 ##2 ##3 {%
- \def#4{##1}%
- \begingroup\obeylines\activeparens\spacesplit{#3{##2}{##3}}}%
+ \def#2##1 ##2 ##3 {\def#4{##1}%
+ \defxbodycommon \activeparens \spacesplit{#3{##2}{##3}}}%
\begingroup\obeylines\activeparens
\spacesplit{#3{#5}{#6}}%
}
\def\defopparsebody #1#2#3#4#5 {%
\parsebodycommon{#1}{#2}{#3}%
\def#2##1 ##2 {\def#4{##1}%
- \begingroup\obeylines\activeparens\spacesplit{#3{##2}}}%
+ \defxbodycommon \activeparens \spacesplit{#3{##2}}}%
\begingroup\obeylines\activeparens
\spacesplit{#3{#5}}%
}
%
\def\defvarparsebody #1#2#3{%
\parsebodycommon{#1}{#2}{#3}%
- \def#2{\begingroup\obeylines\spacesplit#3}%
+ \def#2{\defxbodycommon \spacesplit#3}%
\catcode61=\active %
\begingroup\obeylines
\spacesplit#3%
\def\defopvarparsebody #1#2#3#4#5 {%
\parsebodycommon{#1}{#2}{#3}%
\def#2##1 ##2 {\def#4{##1}%
- \begingroup\obeylines\spacesplit{#3{##2}}}%
+ \defxbodycommon \spacesplit{#3{##2}}}%
\begingroup\obeylines
\spacesplit{#3{#5}}%
}
\def\defvrparsebody#1#2#3#4 {%
\parsebodycommon{#1}{#2}{#3}%
- \def#2##1 {\begingroup\obeylines\spacesplit{#3{##1}}}%
+ \def#2##1 {\defxbodycommon \spacesplit{#3{##1}}}%
\begingroup\obeylines
\spacesplit{#3{#4}}%
}
%
\def\deftpparsebody #1#2#3#4 {%
\parsebodycommon{#1}{#2}{#3}%
- \def#2##1 {\begingroup\obeylines\spacesplit{#3{##1}}}%
+ \def#2##1 {\defxbodycommon \spacesplit{#3{##1}}}%
\begingroup\obeylines
\spacesplit{\parsetpheaderline{#3{#4}}}\empty
}
#1{\removeemptybraces#2\relax}{#3}%
}%
-% Split up #2 at the first space token.
+% Split up #2 (the rest of the input line) at the first space token.
% call #1 with two arguments:
% the first is all of #2 before the space token,
% the second is all of #2 after that space token.
% If #2 contains no space token, all of it is passed as the first arg
% and the second is passed as empty.
%
-{\obeylines
-\gdef\spacesplit#1#2^^M{\endgroup\spacesplitfoo{#1}#2 \relax\spacesplitfoo}%
-\long\gdef\spacesplitfoo#1#2 #3#4\spacesplitfoo{%
-\ifx\relax #3%
-#1{#2}{}\else #1{#2}{#3#4}\fi}}
+{\obeylines %
+ \gdef\spacesplit#1#2^^M{\endgroup\spacesplitx{#1}#2 \relax\spacesplitx}%
+ \long\gdef\spacesplitx#1#2 #3#4\spacesplitx{%
+ \ifx\relax #3%
+ #1{#2}{}%
+ \else %
+ #1{#2}{#3#4}%
+ \fi}%
+}
% Define @defun.
}
% Parameters in order: 1) textheight; 2) textwidth; 3) voffset;
-% 4) hoffset; 5) binding offset; 6) topskip. We also call
-% \setleading{\textleading}, so the caller should define \textleading.
-% The caller should also set \parskip.
+% 4) hoffset; 5) binding offset; 6) topskip; 7) physical page height; 8)
+% physical page width.
+%
+% We also call \setleading{\textleading}, so the caller should define
+% \textleading. The caller should also set \parskip.
%
-\def\internalpagesizes#1#2#3#4#5#6{%
+\def\internalpagesizes#1#2#3#4#5#6#7#8{%
\voffset = #3\relax
\topskip = #6\relax
\splittopskip = \topskip
\normaloffset = #4\relax
\bindingoffset = #5\relax
%
+ \ifpdf
+ \pdfpageheight #7\relax
+ \pdfpagewidth #8\relax
+ \fi
+ %
\setleading{\textleading}
%
\parindent = \defaultparindent
\textleading = 13.2pt
%
% If page is nothing but text, make it come out even.
- \internalpagesizes{46\baselineskip}{6in}{\voffset}{.25in}{\bindingoffset}{36pt}%
+ \internalpagesizes{46\baselineskip}{6in}%
+ {\voffset}{.25in}%
+ {\bindingoffset}{36pt}%
+ {11in}{8.5in}%
}}
% Use @smallbook to reset parameters for 7x9.5 (or so) format.
\parskip = 2pt plus 1pt
\textleading = 12pt
%
- \internalpagesizes{7.5in}{5.in}{\voffset}{.25in}{\bindingoffset}{16pt}%
+ \internalpagesizes{7.5in}{5in}%
+ {\voffset}{.25in}%
+ {\bindingoffset}{16pt}%
+ {9.25in}{7in}%
%
\lispnarrowing = 0.3in
\tolerance = 700
\hfuzz = 1pt
\contentsrightmargin = 0pt
- \deftypemargin = 0pt
\defbodyindent = .5cm
\smallenvironments
}}
% Use @afourpaper to print on European A4 paper.
\def\afourpaper{{\globaldefs = 1
\parskip = 3pt plus 2pt minus 1pt
- \textleading = 12pt
+ \textleading = 13.2pt
%
- \internalpagesizes{53\baselineskip}{160mm}{\voffset}{4mm}{\bindingoffset}{44pt}%
+ % Double-side printing via postscript on Laserjet 4050
+ % prints double-sided nicely when \bindingoffset=10mm and \hoffset=-6mm.
+ % To change the settings for a different printer or situation, adjust
+ % \normaloffset until the front-side and back-side texts align. Then
+ % do the same for \bindingoffset. You can set these for testing in
+ % your texinfo source file like this:
+ % @tex
+ % \global\normaloffset = -6mm
+ % \global\bindingoffset = 10mm
+ % @end tex
+ \internalpagesizes{51\baselineskip}{160mm}
+ {\voffset}{\hoffset}%
+ {\bindingoffset}{44pt}%
+ {297mm}{210mm}%
%
\tolerance = 700
\hfuzz = 1pt
+ \contentsrightmargin = 0pt
+ \defbodyindent = 5mm
}}
% Use @afivepaper to print on European A5 paper.
\parskip = 2pt plus 1pt minus 0.1pt
\textleading = 12.5pt
%
- \internalpagesizes{166mm}{120mm}{\voffset}{-8mm}{\bindingoffset}{8pt}%
+ \internalpagesizes{160mm}{120mm}%
+ {\voffset}{\hoffset}%
+ {\bindingoffset}{8pt}%
+ {210mm}{148mm}%
%
\lispnarrowing = 0.2in
\tolerance = 800
\hfuzz = 1.2pt
- \contentsrightmargin = 0mm
- \deftypemargin = 0pt
+ \contentsrightmargin = 0pt
\defbodyindent = 2mm
\tableindent = 12mm
%
\smallenvironments
}}
-% A specific text layout, 24x15cm overall, intended for A4 paper. Top margin
-% 29mm, hence bottom margin 28mm, nominal side margin 3cm.
+% A specific text layout, 24x15cm overall, intended for A4 paper.
\def\afourlatex{{\globaldefs = 1
- \textleading = 13.6pt
- %
\afourpaper
- \internalpagesizes{237mm}{150mm}{3.6mm}{3.6mm}{3mm}{7mm}%
+ \internalpagesizes{237mm}{150mm}%
+ {\voffset}{4.6mm}%
+ {\bindingoffset}{7mm}%
+ {297mm}{210mm}%
%
- % Must explicitly reset to 0 because we call \afourpaper, apparently,
- % although this does not entirely make sense.
+ % Must explicitly reset to 0 because we call \afourpaper.
\globaldefs = 0
}}
-% Use @afourwide to print on European A4 paper in wide format.
-\def\afourwide{%
+% Use @afourwide to print on A4 paper in landscape format.
+\def\afourwide{{\globaldefs = 1
\afourpaper
- \internalpagesizes{6.5in}{9.5in}{\hoffset}{\normaloffset}{\bindingoffset}{7mm}%
-}
+ \internalpagesizes{241mm}{165mm}%
+ {\voffset}{-2.95mm}%
+ {\bindingoffset}{7mm}%
+ {297mm}{210mm}%
+ \globaldefs = 0
+}}
% @pagesizes TEXTHEIGHT[,TEXTWIDTH]
% Perhaps we should allow setting the margins, \topskip, \parskip,
\parskip = 3pt plus 2pt minus 1pt
\setleading{\textleading}%
%
- \internalpagesizes{#1}{\hsize}{\voffset}{\normaloffset}{\bindingoffset}{44pt}%
+ \dimen0 = #1
+ \advance\dimen0 by \voffset
+ %
+ \dimen2 = \hsize
+ \advance\dimen2 by \normaloffset
+ %
+ \internalpagesizes{#1}{\hsize}%
+ {\voffset}{\normaloffset}%
+ {\bindingoffset}{44pt}%
+ {\dimen0}{\dimen2}%
}}
% Set default to letter.
@let+=@normalplus
@let$=@normaldollar}%$ font-lock fix
-@def@normalturnoffactive{@let"=@normaldoublequote
-@let\=@normalbackslash
-@let~=@normaltilde
-@let^=@normalcaret
-@let_=@normalunderscore
-@let|=@normalverticalbar
-@let<=@normalless
-@let>=@normalgreater
-@let+=@normalplus
-@let$=@normaldollar}%$ font-lock fix
+% Same as @turnoffactive except for \.
+@def@normalturnoffactive{@turnoffactive @let\=@normalbackslash}
% Make _ and + \other characters, temporarily.
% This is canceled by @fixbackslash.
git://sourceware.org / glibc.git / commitdiff