diff options
Diffstat (limited to 'contrib/amd/doc/texinfo.tex')
| -rw-r--r-- | contrib/amd/doc/texinfo.tex | 2383 |
1 files changed, 1600 insertions, 783 deletions
diff --git a/contrib/amd/doc/texinfo.tex b/contrib/amd/doc/texinfo.tex index 2b8a9cc..2896248 100644 --- a/contrib/amd/doc/texinfo.tex +++ b/contrib/amd/doc/texinfo.tex @@ -3,10 +3,10 @@ % Load plain if necessary, i.e., if running under initex. \expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi % -\def\texinfoversion{1998-11-13}% +\def\texinfoversion{2001-06-21.10} % -% Copyright (C) 1985, 86, 88, 90, 91, 92, 93, 94, 95, 96, 97, 98 -% Free Software Foundation, Inc. +% Copyright (C) 1985, 86, 88, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, +% 2000, 01 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 @@ -29,30 +29,34 @@ % % Please try the latest version of texinfo.tex before submitting bug % reports; you can get the latest version from: -% ftp://ftp.gnu.org/pub/gnu/texinfo.tex -% /home/gd/gnu/doc/texinfo.tex on the GNU machines. +% ftp://ftp.gnu.org/gnu/texinfo.tex % (and all GNU mirrors, see http://www.gnu.org/order/ftp.html) -% ftp://tug.org/tex/texinfo.tex -% ftp://ctan.org/macros/texinfo/texinfo.tex -% (and all CTAN mirrors, finger ctan@ctan.org for a list). -% The texinfo.tex in the texinfo distribution itself could well be out +% ftp://texinfo.org/tex/texinfo.tex +% ftp://us.ctan.org/macros/texinfo/texinfo.tex +% (and all CTAN mirrors, finger ctan@us.ctan.org for a list). +% /home/gd/gnu/doc/texinfo.tex on the GNU machines. +% The texinfo.tex in any given Texinfo distribution could well be out % of date, so if that's what you're using, please check. -% -% Send bug reports to bug-texinfo@gnu.org. -% Please include a precise test case in each bug report, -% including a complete document with which we can reproduce the problem. -% +% Texinfo has a small home page at http://texinfo.org/. +% +% 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. +% % To process a Texinfo manual with TeX, it's most reliable to use the -% texi2dvi shell script that comes with the distribution. For simple -% manuals, however, you can get away with: +% texi2dvi shell script that comes with the distribution. For a simple +% manual foo.texi, however, you can get away with this: % tex foo.texi % texindex foo.?? % tex foo.texi % tex foo.texi -% dvips foo.dvi -o # or whatever, to process the dvi file. +% dvips foo.dvi -o # or whatever, to process the dvi file; this makes foo.ps. % The extra runs of TeX 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 ftp://ftp.gnu.org/gnu/texinfo/. \message{Loading texinfo [version \texinfoversion]:} @@ -63,7 +67,6 @@ \catcode`+=\active \catcode`\_=\active} % Save some parts of plain tex whose names we will redefine. - \let\ptexb=\b \let\ptexbullet=\bullet \let\ptexc=\c @@ -83,7 +86,6 @@ % For @tex, we can use \tabalign. \let\+ = \relax - \message{Basics,} \chardef\other=12 @@ -92,19 +94,46 @@ \newlinechar = `^^J % Set up fixed words for English if not already set. -\ifx\putwordAppendix\undefined \gdef\putwordAppendix{Appendix}\fi -\ifx\putwordChapter\undefined \gdef\putwordChapter{Chapter}\fi -\ifx\putwordfile\undefined \gdef\putwordfile{file}\fi -\ifx\putwordInfo\undefined \gdef\putwordInfo{Info}\fi -\ifx\putwordMethodon\undefined \gdef\putwordMethodon{Method on}\fi -\ifx\putwordon\undefined \gdef\putwordon{on}\fi -\ifx\putwordpage\undefined \gdef\putwordpage{page}\fi -\ifx\putwordsection\undefined \gdef\putwordsection{section}\fi -\ifx\putwordSection\undefined \gdef\putwordSection{Section}\fi -\ifx\putwordsee\undefined \gdef\putwordsee{see}\fi -\ifx\putwordSee\undefined \gdef\putwordSee{See}\fi -\ifx\putwordShortContents\undefined \gdef\putwordShortContents{Short Contents}\fi -\ifx\putwordTableofContents\undefined\gdef\putwordTableofContents{Table of Contents}\fi +\ifx\putwordAppendix\undefined \gdef\putwordAppendix{Appendix}\fi +\ifx\putwordChapter\undefined \gdef\putwordChapter{Chapter}\fi +\ifx\putwordfile\undefined \gdef\putwordfile{file}\fi +\ifx\putwordin\undefined \gdef\putwordin{in}\fi +\ifx\putwordIndexIsEmpty\undefined \gdef\putwordIndexIsEmpty{(Index is empty)}\fi +\ifx\putwordIndexNonexistent\undefined \gdef\putwordIndexNonexistent{(Index is nonexistent)}\fi +\ifx\putwordInfo\undefined \gdef\putwordInfo{Info}\fi +\ifx\putwordInstanceVariableof\undefined \gdef\putwordInstanceVariableof{Instance Variable of}\fi +\ifx\putwordMethodon\undefined \gdef\putwordMethodon{Method on}\fi +\ifx\putwordNoTitle\undefined \gdef\putwordNoTitle{No Title}\fi +\ifx\putwordof\undefined \gdef\putwordof{of}\fi +\ifx\putwordon\undefined \gdef\putwordon{on}\fi +\ifx\putwordpage\undefined \gdef\putwordpage{page}\fi +\ifx\putwordsection\undefined \gdef\putwordsection{section}\fi +\ifx\putwordSection\undefined \gdef\putwordSection{Section}\fi +\ifx\putwordsee\undefined \gdef\putwordsee{see}\fi +\ifx\putwordSee\undefined \gdef\putwordSee{See}\fi +\ifx\putwordShortTOC\undefined \gdef\putwordShortTOC{Short Contents}\fi +\ifx\putwordTOC\undefined \gdef\putwordTOC{Table of Contents}\fi +% +\ifx\putwordMJan\undefined \gdef\putwordMJan{January}\fi +\ifx\putwordMFeb\undefined \gdef\putwordMFeb{February}\fi +\ifx\putwordMMar\undefined \gdef\putwordMMar{March}\fi +\ifx\putwordMApr\undefined \gdef\putwordMApr{April}\fi +\ifx\putwordMMay\undefined \gdef\putwordMMay{May}\fi +\ifx\putwordMJun\undefined \gdef\putwordMJun{June}\fi +\ifx\putwordMJul\undefined \gdef\putwordMJul{July}\fi +\ifx\putwordMAug\undefined \gdef\putwordMAug{August}\fi +\ifx\putwordMSep\undefined \gdef\putwordMSep{September}\fi +\ifx\putwordMOct\undefined \gdef\putwordMOct{October}\fi +\ifx\putwordMNov\undefined \gdef\putwordMNov{November}\fi +\ifx\putwordMDec\undefined \gdef\putwordMDec{December}\fi +% +\ifx\putwordDefmac\undefined \gdef\putwordDefmac{Macro}\fi +\ifx\putwordDefspec\undefined \gdef\putwordDefspec{Special Form}\fi +\ifx\putwordDefvar\undefined \gdef\putwordDefvar{Variable}\fi +\ifx\putwordDefopt\undefined \gdef\putwordDefopt{User Option}\fi +\ifx\putwordDeftypevar\undefined\gdef\putwordDeftypevar{Variable}\fi +\ifx\putwordDeffunc\undefined \gdef\putwordDeffunc{Function}\fi +\ifx\putwordDeftypefun\undefined\gdef\putwordDeftypefun{Function}\fi % Ignore a token. % @@ -141,9 +170,19 @@ }% \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. +% +\def\smallbreak{\ifnum\lastpenalty<10000\par\ifdim\lastskip<\smallskipamount + \removelastskip\penalty-50\smallskip\fi\fi} +\def\medbreak{\ifnum\lastpenalty<10000\par\ifdim\lastskip<\medskipamount + \removelastskip\penalty-100\medskip\fi\fi} +\def\bigbreak{\ifnum\lastpenalty<10000\par\ifdim\lastskip<\bigskipamount + \removelastskip\penalty-200\bigskip\fi\fi} + % For @cropmarks command. % Do @cropmarks to get crop marks. -% +% \newif\ifcropmarks \let\cropmarks = \cropmarkstrue % @@ -185,6 +224,9 @@ \normalturnoffactive % \ in index entries must not stay \, e.g., if % the page break happens to be in the middle of an example. \shipout\vbox{% + % Do this early so pdf references go to the beginning of the page. + \ifpdfmakepagedest \pdfmkdest{\the\pageno} \fi + % \ifcropmarks \vbox to \outervsize\bgroup \hsize = \outerhsize \vskip-\topandbottommargin @@ -399,7 +441,7 @@ % environments. --karl, 6may93 %{\advance \baselineskip by -\singlespaceskip %\kern \baselineskip}% - \setleading \singlespaceskip + \setleading\singlespaceskip } %% Simple single-character @ commands @@ -568,36 +610,42 @@ where each line of input produces a line of output.} %}} \def\needx#1{% - % Go into vertical mode, so we don't make a big box in the middle of a + % Ensure vertical mode, so we don't make a big box in the middle of a % paragraph. \par % - % Don't add any leading before our big empty box, but allow a page - % break, since the best break might be right here. - \allowbreak - \nointerlineskip - \vtop to #1\mil{\vfil}% - % - % TeX does not even consider page breaks if a penalty added to the - % main vertical list is 10000 or more. But in order to see if the - % empty box we just added fits on the page, we must make it consider - % page breaks. On the other hand, we don't want to actually break the - % page after the empty box. So we use a penalty of 9999. - % - % There is an extremely small chance that TeX will actually break the - % page at this \penalty, if there are no other feasible breakpoints in - % sight. (If the user is using lots of big @group commands, which - % almost-but-not-quite fill up a page, TeX will have a hard time doing - % good page breaking, for example.) However, I could not construct an - % example where a page broke at this \penalty; if it happens in a real - % document, then we can reconsider our strategy. - \penalty9999 - % - % Back up by the size of the box, whether we did a page break or not. - \kern -#1\mil - % - % Do not allow a page break right after this kern. - \nobreak + % If the @need value is less than one line space, it's useless. + \dimen0 = #1\mil + \dimen2 = \ht\strutbox + \advance\dimen2 by \dp\strutbox + \ifdim\dimen0 > \dimen2 + % + % Do a \strut just to make the height of this box be normal, so the + % normal leading is inserted relative to the preceding line. + % And a page break here is fine. + \vtop to #1\mil{\strut\vfil}% + % + % TeX does not even consider page breaks if a penalty added to the + % main vertical list is 10000 or more. But in order to see if the + % empty box we just added fits on the page, we must make it consider + % page breaks. On the other hand, we don't want to actually break the + % page after the empty box. So we use a penalty of 9999. + % + % There is an extremely small chance that TeX will actually break the + % page at this \penalty, if there are no other feasible breakpoints in + % sight. (If the user is using lots of big @group commands, which + % almost-but-not-quite fill up a page, TeX will have a hard time doing + % good page breaking, for example.) However, I could not construct an + % example where a page broke at this \penalty; if it happens in a real + % document, then we can reconsider our strategy. + \penalty9999 + % + % Back up by the size of the box, whether we did a page break or not. + \kern -#1\mil + % + % Do not allow a page break right after this kern. + \nobreak + \fi } % @br forces paragraph break @@ -618,7 +666,7 @@ where each line of input produces a line of output.} } % @enddots{} is an end-of-sentence ellipsis. -% +% \def\enddots{% \leavevmode \hbox to 2em{% @@ -650,16 +698,54 @@ where each line of input produces a line of output.} \def\nofillexdentyyy #1{{\advance \leftskip by -\exdentamount \leftline{\hskip\leftskip{\rm#1}}}} -% @inmargin{TEXT} puts TEXT in the margin next to the current paragraph. - -\def\inmargin#1{% -\strut\vadjust{\nobreak\kern-\strutdepth - \vtop to \strutdepth{\baselineskip\strutdepth\vss - \llap{\rightskip=\inmarginspacing \vbox{\noindent #1}}\null}}} +% @inmargin{WHICH}{TEXT} puts TEXT in the WHICH margin next to the current +% paragraph. For more general purposes, use the \margin insertion +% class. WHICH is `l' or `r'. +% \newskip\inmarginspacing \inmarginspacing=1cm \def\strutdepth{\dp\strutbox} - -%\hbox{{\rm#1}}\hfil\break}} +% +\def\doinmargin#1#2{\strut\vadjust{% + \nobreak + \kern-\strutdepth + \vtop to \strutdepth{% + \baselineskip=\strutdepth + \vss + % if you have multiple lines of stuff to put here, you'll need to + % make the vbox yourself of the appropriate size. + \ifx#1l% + \llap{\ignorespaces #2\hskip\inmarginspacing}% + \else + \rlap{\hskip\hsize \hskip\inmarginspacing \ignorespaces #2}% + \fi + \null + }% +}} +\def\inleftmargin{\doinmargin l} +\def\inrightmargin{\doinmargin r} +% +% @inmargin{TEXT [, RIGHT-TEXT]} +% (if RIGHT-TEXT is given, use TEXT for left page, RIGHT-TEXT for right; +% else use TEXT for both). +% +\def\inmargin#1{\parseinmargin #1,,\finish} +\def\parseinmargin#1,#2,#3\finish{% not perfect, but better than nothing. + \setbox0 = \hbox{\ignorespaces #2}% + \ifdim\wd0 > 0pt + \def\lefttext{#1}% have both texts + \def\righttext{#2}% + \else + \def\lefttext{#1}% have only one text + \def\righttext{#1}% + \fi + % + \ifodd\pageno + \def\temp{\inrightmargin\righttext}% odd page -> outside is right margin + \else + \def\temp{\inleftmargin\lefttext}% + \fi + \temp +} % @include file insert text of that file as input. % Allow normal characters that we make active in the argument (a file name). @@ -705,353 +791,43 @@ where each line of input produces a line of output.} \let\c=\comment -% @paragraphindent is defined for the Info formatting commands only. -\let\paragraphindent=\comment - -% Prevent errors for section commands. -% Used in @ignore and in failing conditionals. -\def\ignoresections{% -\let\chapter=\relax -\let\unnumbered=\relax -\let\top=\relax -\let\unnumberedsec=\relax -\let\unnumberedsection=\relax -\let\unnumberedsubsec=\relax -\let\unnumberedsubsection=\relax -\let\unnumberedsubsubsec=\relax -\let\unnumberedsubsubsection=\relax -\let\section=\relax -\let\subsec=\relax -\let\subsubsec=\relax -\let\subsection=\relax -\let\subsubsection=\relax -\let\appendix=\relax -\let\appendixsec=\relax -\let\appendixsection=\relax -\let\appendixsubsec=\relax -\let\appendixsubsection=\relax -\let\appendixsubsubsec=\relax -\let\appendixsubsubsection=\relax -\let\contents=\relax -\let\smallbook=\relax -\let\titlepage=\relax -} - -% Used in nested conditionals, where we have to parse the Texinfo source -% and so want to turn off most commands, in case they are used -% incorrectly. -% -\def\ignoremorecommands{% - \let\defcodeindex = \relax - \let\defcv = \relax - \let\deffn = \relax - \let\deffnx = \relax - \let\defindex = \relax - \let\defivar = \relax - \let\defmac = \relax - \let\defmethod = \relax - \let\defop = \relax - \let\defopt = \relax - \let\defspec = \relax - \let\deftp = \relax - \let\deftypefn = \relax - \let\deftypefun = \relax - \let\deftypevar = \relax - \let\deftypevr = \relax - \let\defun = \relax - \let\defvar = \relax - \let\defvr = \relax - \let\ref = \relax - \let\xref = \relax - \let\printindex = \relax - \let\pxref = \relax - \let\settitle = \relax - \let\setchapternewpage = \relax - \let\setchapterstyle = \relax - \let\everyheading = \relax - \let\evenheading = \relax - \let\oddheading = \relax - \let\everyfooting = \relax - \let\evenfooting = \relax - \let\oddfooting = \relax - \let\headings = \relax - \let\include = \relax - \let\lowersections = \relax - \let\down = \relax - \let\raisesections = \relax - \let\up = \relax - \let\set = \relax - \let\clear = \relax - \let\item = \relax -} - -% Ignore @ignore ... @end ignore. -% -\def\ignore{\doignore{ignore}} - -% Ignore @ifinfo, @ifhtml, @ifnottex, @html, @menu, and @direntry text. -% -\def\ifinfo{\doignore{ifinfo}} -\def\ifhtml{\doignore{ifhtml}} -\def\ifnottex{\doignore{ifnottex}} -\def\html{\doignore{html}} -\def\menu{\doignore{menu}} -\def\direntry{\doignore{direntry}} - -% @dircategory CATEGORY -- specify a category of the dir file -% which this file should belong to. Ignore this in TeX. -\let\dircategory = \comment - -% Ignore text until a line `@end #1'. -% -\def\doignore#1{\begingroup - % Don't complain about control sequences we have declared \outer. - \ignoresections - % - % Define a command to swallow text until we reach `@end #1'. - % This @ is a catcode 12 token (that is the normal catcode of @ in - % this texinfo.tex file). We change the catcode of @ below to match. - \long\def\doignoretext##1@end #1{\enddoignore}% - % - % Make sure that spaces turn into tokens that match what \doignoretext wants. - \catcode32 = 10 - % - % Ignore braces, too, so mismatched braces don't cause trouble. - \catcode`\{ = 9 - \catcode`\} = 9 - % - % We must not have @c interpreted as a control sequence. - \catcode`\@ = 12 - % - % Make the letter c a comment character so that the rest of the line - % will be ignored. This way, the document can have (for example) - % @c @end ifinfo - % and the @end ifinfo will be properly ignored. - % (We've just changed @ to catcode 12.) - \catcode`\c = 14 - % - % And now expand that command. - \doignoretext -} - -% What we do to finish off ignored text. -% -\def\enddoignore{\endgroup\ignorespaces}% - -\newif\ifwarnedobs\warnedobsfalse -\def\obstexwarn{% - \ifwarnedobs\relax\else - % We need to warn folks that they may have trouble with TeX 3.0. - % This uses \immediate\write16 rather than \message to get newlines. - \immediate\write16{} - \immediate\write16{***WARNING*** for users of Unix TeX 3.0!} - \immediate\write16{This manual trips a bug in TeX version 3.0 (tex hangs).} - \immediate\write16{If you are running another version of TeX, relax.} - \immediate\write16{If you are running Unix TeX 3.0, kill this TeX process.} - \immediate\write16{ Then upgrade your TeX installation if you can.} - \immediate\write16{ (See ftp://ftp.gnu.org/pub/gnu/TeX.README.)} - \immediate\write16{If you are stuck with version 3.0, run the} - \immediate\write16{ script ``tex3patch'' from the Texinfo distribution} - \immediate\write16{ to use a workaround.} - \immediate\write16{} - \global\warnedobstrue - \fi -} - -% **In TeX 3.0, setting text in \nullfont hangs tex. For a -% workaround (which requires the file ``dummy.tfm'' to be installed), -% uncomment the following line: -%%%%%\font\nullfont=dummy\let\obstexwarn=\relax - -% Ignore text, except that we keep track of conditional commands for -% purposes of nesting, up to an `@end #1' command. -% -\def\nestedignore#1{% - \obstexwarn - % 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 - % page 401 of the TeXbook: make the current font be a dummy font. - % - \setbox0 = \vbox\bgroup - % Don't complain about control sequences we have declared \outer. - \ignoresections - % - % Define `@end #1' to end the box, which will in turn undefine the - % @end command again. - \expandafter\def\csname E#1\endcsname{\egroup\ignorespaces}% - % - % We are going to be parsing Texinfo commands. Most cause no - % trouble when they are used incorrectly, but some commands do - % complicated argument parsing or otherwise get confused, so we - % undefine them. - % - % We can't do anything about stray @-signs, unfortunately; - % they'll produce `undefined control sequence' errors. - \ignoremorecommands - % - % Set the current font to be \nullfont, a TeX primitive, and define - % all the font commands to also use \nullfont. We don't use - % dummy.tfm, as suggested in the TeXbook, because not all sites - % might have that installed. Therefore, math mode will still - % produce output, but that should be an extremely small amount of - % stuff compared to the main input. - % - \nullfont - \let\tenrm = \nullfont \let\tenit = \nullfont \let\tensl = \nullfont - \let\tenbf = \nullfont \let\tentt = \nullfont \let\smallcaps = \nullfont - \let\tensf = \nullfont - % Similarly for index fonts (mostly for their use in - % smallexample) - \let\indrm = \nullfont \let\indit = \nullfont \let\indsl = \nullfont - \let\indbf = \nullfont \let\indtt = \nullfont \let\indsc = \nullfont - \let\indsf = \nullfont - % - % Don't complain when characters are missing from the fonts. - \tracinglostchars = 0 - % - % Don't bother to do space factor calculations. - \frenchspacing - % - % Don't report underfull hboxes. - \hbadness = 10000 - % - % Do minimal line-breaking. - \pretolerance = 10000 - % - % 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. - \def\macro{\doignore{ma}}% -} - -% @set VAR sets the variable VAR to an empty value. -% @set VAR REST-OF-LINE sets VAR to the value REST-OF-LINE. -% -% Since we want to separate VAR from REST-OF-LINE (which might be -% empty), we can't just use \parsearg; we have to insert a space of our -% own to delimit the rest of the line, and then take it out again if we -% didn't need it. Make sure the catcode of space is correct to avoid -% losing inside @example, for instance. -% -\def\set{\begingroup\catcode` =10 - \catcode`\-=12 \catcode`\_=12 % Allow - and _ in VAR. - \parsearg\setxxx} -\def\setxxx#1{\setyyy#1 \endsetyyy} -\def\setyyy#1 #2\endsetyyy{% - \def\temp{#2}% - \ifx\temp\empty \global\expandafter\let\csname SET#1\endcsname = \empty - \else \setzzz{#1}#2\endsetzzz % Remove the trailing space \setxxx inserted. - \fi - \endgroup -} -% Can't use \xdef to pre-expand #2 and save some time, since \temp or -% \next or other control sequences that we've defined might get us into -% an infinite loop. Consider `@set foo @cite{bar}'. -\def\setzzz#1#2 \endsetzzz{\expandafter\gdef\csname SET#1\endcsname{#2}} - -% @clear VAR clears (i.e., unsets) the variable VAR. -% -\def\clear{\parsearg\clearxxx} -\def\clearxxx#1{\global\expandafter\let\csname SET#1\endcsname=\relax} - -% @value{foo} gets the text saved in variable foo. -% -{ - \catcode`\_ = \active - % - % We might end up with active _ or - characters in the argument if - % 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 - \indexbreaks \let_\normalunderscore - \valuexxx} -} -\def\valuexxx#1{\expandablevalue{#1}\endgroup} - -% 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). +% @paragraphindent NCHARS +% We'll use ems for NCHARS, close enough. +% We cannot implement @paragraphindent asis, though. % -\def\expandablevalue#1{% - \expandafter\ifx\csname SET#1\endcsname\relax - {[No value for ``#1'']}% - \else - \csname SET#1\endcsname - \fi -} - -% @ifset VAR ... @end ifset reads the `...' iff VAR has been defined -% with @set. +\def\asisword{asis} % no translation, these are keywords +\def\noneword{none} % -\def\ifset{\parsearg\ifsetxxx} -\def\ifsetxxx #1{% - \expandafter\ifx\csname SET#1\endcsname\relax - \expandafter\ifsetfail +\def\paragraphindent{\parsearg\doparagraphindent} +\def\doparagraphindent#1{% + \def\temp{#1}% + \ifx\temp\asisword \else - \expandafter\ifsetsucceed + \ifx\temp\noneword + \defaultparindent = 0pt + \else + \defaultparindent = #1em + \fi \fi + \parindent = \defaultparindent } -\def\ifsetsucceed{\conditionalsucceed{ifset}} -\def\ifsetfail{\nestedignore{ifset}} -\defineunmatchedend{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{% - \expandafter\ifx\csname SET#1\endcsname\relax - \expandafter\ifclearsucceed +% @exampleindent NCHARS +% We'll use ems for NCHARS like @paragraphindent. +% It seems @exampleindent asis isn't necessary, but +% I preserve it to make it similar to @paragraphindent. +\def\exampleindent{\parsearg\doexampleindent} +\def\doexampleindent#1{% + \def\temp{#1}% + \ifx\temp\asisword \else - \expandafter\ifclearfail + \ifx\temp\noneword + \lispnarrowing = 0pt + \else + \lispnarrowing = #1em + \fi \fi } -\def\ifclearsucceed{\conditionalsucceed{ifclear}} -\def\ifclearfail{\nestedignore{ifclear}} -\defineunmatchedend{ifclear} - -% @iftex, @ifnothtml, @ifnotinfo always succeed; we read the text -% following, through the first @end iftex (etc.). Make `@end iftex' -% (etc.) valid only after an @iftex. -% -\def\iftex{\conditionalsucceed{iftex}} -\def\ifnothtml{\conditionalsucceed{ifnothtml}} -\def\ifnotinfo{\conditionalsucceed{ifnotinfo}} -\defineunmatchedend{iftex} -\defineunmatchedend{ifnothtml} -\defineunmatchedend{ifnotinfo} - -% We can't just want to start a group at @iftex (for example) 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. -% -\def\nece#1{\expandafter\noexpand\csname#1\endcsname} % @asis just yields its argument. Used with @table, for example. % @@ -1088,7 +864,7 @@ where each line of input produces a line of output.} % So open here the files we need to have open while reading the input. % This makes it possible to make a .fmt file for texinfo. \def\setfilename{% - \iflinks + \iflinks \readauxfile \fi % \openindices needs to do some work in any case. \openindices @@ -1107,7 +883,7 @@ where each line of input produces a line of output.} } % Called from \setfilename. -% +% \def\openindices{% \newindex{cp}% \newcodeindex{fn}% @@ -1121,6 +897,183 @@ where each line of input produces a line of output.} \outer\def\bye{\pagealignmacro\tracingstats=1\ptexend} +\message{pdf,} +% adobe `portable' document format +\newcount\tempnum +\newcount\lnkcount +\newtoks\filename +\newcount\filenamelength +\newcount\pgn +\newtoks\toksA +\newtoks\toksB +\newtoks\toksC +\newtoks\toksD +\newbox\boxA +\newcount\countA +\newif\ifpdf +\newif\ifpdfmakepagedest + +\ifx\pdfoutput\undefined + \pdffalse + \let\pdfmkdest = \gobble + \let\pdfurl = \gobble + \let\endlink = \relax + \let\linkcolor = \relax + \let\pdfmakeoutlines = \relax +\else + \pdftrue + \pdfoutput = 1 + \input pdfcolor + \def\dopdfimage#1#2#3{% + \def\imagewidth{#2}% + \def\imageheight{#3}% + \ifnum\pdftexversion < 14 + \pdfimage + \else + \pdfximage + \fi + \ifx\empty\imagewidth\else width \imagewidth \fi + \ifx\empty\imageheight\else height \imageheight \fi + \ifnum\pdftexversion<13 + #1.pdf% + \else + {#1.pdf}% + \fi + \ifnum\pdftexversion < 14 \else + \pdfrefximage \pdflastximage + \fi} + \def\pdfmkdest#1{{\normalturnoffactive \pdfdest name{#1} xyz}} + \def\pdfmkpgn#1{#1@} + \let\linkcolor = \Blue % was Cyan, but that seems light? + \def\endlink{\Black\pdfendlink} + % Adding outlines to PDF; macros for calculating structure of outlines + % come from Petr Olsak + \def\expnumber#1{\expandafter\ifx\csname#1\endcsname\relax 0% + \else \csname#1\endcsname \fi} + \def\advancenumber#1{\tempnum=\expnumber{#1}\relax + \advance\tempnum by1 + \expandafter\xdef\csname#1\endcsname{\the\tempnum}} + \def\pdfmakeoutlines{{% + \openin 1 \jobname.toc + \ifeof 1\else\bgroup + \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{} + \def\unnumbchapentry ##1##2{} + \def\secentry ##1##2##3##4{\advancenumber{chap##2}} + \def\unnumbsecentry ##1##2{} + \def\subsecentry ##1##2##3##4##5{\advancenumber{sec##2.##3}} + \def\unnumbsubsecentry ##1##2{} + \def\subsubsecentry ##1##2##3##4##5##6{\advancenumber{subsec##2.##3.##4}} + \def\unnumbsubsubsecentry ##1##2{} + \input \jobname.toc + \def\chapentry ##1##2##3{% + \pdfoutline goto name{\pdfmkpgn{##3}}count-\expnumber{chap##2}{##1}} + \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{% + \pdfoutline goto name{\pdfmkpgn{##2}}{##1}} + \def\subsecentry ##1##2##3##4##5{% + \pdfoutline goto name{\pdfmkpgn{##5}}count-\expnumber{subsec##2.##3.##4}{##1}} + \def\unnumbsubsecentry ##1##2{% + \pdfoutline goto name{\pdfmkpgn{##2}}{##1}} + \def\subsubsecentry ##1##2##3##4##5##6{% + \pdfoutline goto name{\pdfmkpgn{##6}}{##1}} + \def\unnumbsubsubsecentry ##1##2{% + \pdfoutline goto name{\pdfmkpgn{##2}}{##1}} + \input \jobname.toc + \egroup\fi + }} + \def\makelinks #1,{% + \def\params{#1}\def\E{END}% + \ifx\params\E + \let\nextmakelinks=\relax + \else + \let\nextmakelinks=\makelinks + \ifnum\lnkcount>0,\fi + \picknum{#1}% + \startlink attr{/Border [0 0 0]} + goto name{\pdfmkpgn{\the\pgn}}% + \linkcolor #1% + \advance\lnkcount by 1% + \endlink + \fi + \nextmakelinks + } + \def\picknum#1{\expandafter\pn#1} + \def\pn#1{% + \def\p{#1}% + \ifx\p\lbrace + \let\nextpn=\ppn + \else + \let\nextpn=\ppnn + \def\first{#1} + \fi + \nextpn + } + \def\ppn#1{\pgn=#1\gobble} + \def\ppnn{\pgn=\first} + \def\pdfmklnk#1{\lnkcount=0\makelinks #1,END,} + \def\addtokens#1#2{\edef\addtoks{\noexpand#1={\the#1#2}}\addtoks} + \def\skipspaces#1{\def\PP{#1}\def\D{|}% + \ifx\PP\D\let\nextsp\relax + \else\let\nextsp\skipspaces + \ifx\p\space\else\addtokens{\filename}{\PP}% + \advance\filenamelength by 1 + \fi + \fi + \nextsp} + \def\getfilename#1{\filenamelength=0\expandafter\skipspaces#1|\relax} + \ifnum\pdftexversion < 14 + \let \startlink \pdfannotlink + \else + \let \startlink \pdfstartlink + \fi + \def\pdfurl#1{% + \begingroup + \normalturnoffactive\def\@{@}% + \let\value=\expandablevalue + \leavevmode\Red + \startlink attr{/Border [0 0 0]}% + user{/Subtype /Link /A << /S /URI /URI (#1) >>}% + % #1 + \endgroup} + \def\pdfgettoks#1.{\setbox\boxA=\hbox{\toksA={#1.}\toksB={}\maketoks}} + \def\addtokens#1#2{\edef\addtoks{\noexpand#1={\the#1#2}}\addtoks} + \def\adn#1{\addtokens{\toksC}{#1}\global\countA=1\let\next=\maketoks} + \def\poptoks#1#2|ENDTOKS|{\let\first=#1\toksD={#1}\toksA={#2}} + \def\maketoks{% + \expandafter\poptoks\the\toksA|ENDTOKS| + \ifx\first0\adn0 + \else\ifx\first1\adn1 \else\ifx\first2\adn2 \else\ifx\first3\adn3 + \else\ifx\first4\adn4 \else\ifx\first5\adn5 \else\ifx\first6\adn6 + \else\ifx\first7\adn7 \else\ifx\first8\adn8 \else\ifx\first9\adn9 + \else + \ifnum0=\countA\else\makelink\fi + \ifx\first.\let\next=\done\else + \let\next=\maketoks + \addtokens{\toksB}{\the\toksD} + \ifx\first,\addtokens{\toksB}{\space}\fi + \fi + \fi\fi\fi\fi\fi\fi\fi\fi\fi\fi + \next} + \def\makelink{\addtokens{\toksB}% + {\noexpand\pdflink{\the\toksC}}\toksC={}\global\countA=0} + \def\pdflink#1{% + \startlink attr{/Border [0 0 0]} goto name{\pdfmkpgn{#1}} + \linkcolor #1\endlink} + \def\done{\edef\st{\global\noexpand\toksA={\the\toksB}}\st} +\fi % \ifx\pdfoutput + + \message{fonts,} % Font-change commands. @@ -1133,9 +1086,29 @@ where each line of input produces a line of output.} % We don't need math for this one. \def\ttsl{\tenttsl} +% Default leading. +\newdimen\textleading \textleading = 13.2pt + +% Set the baselineskip to #1, and the lineskip and strut size +% correspondingly. There is no deep meaning behind these magic numbers +% used as factors; they just match (closely enough) what Knuth defined. +% +\def\lineskipfactor{.08333} +\def\strutheightpercent{.70833} +\def\strutdepthpercent {.29167} +% +\def\setleading#1{% + \normalbaselineskip = #1\relax + \normallineskip = \lineskipfactor\normalbaselineskip + \normalbaselines + \setbox\strutbox =\hbox{% + \vrule width0pt height\strutheightpercent\baselineskip + depth \strutdepthpercent \baselineskip + }% +} + % Use Computer Modern fonts at \magstephalf (11pt). -\newcount\mainmagstep -\mainmagstep=\magstephalf +\newcount\mainmagstep \mainmagstep=\magstephalf % Set the font macro #1 to the font named #2, adding on the % specified font prefix (normally `cm'). @@ -1190,23 +1163,29 @@ where each line of input produces a line of output.} \setfont\deftt\ttshape{10}{\magstep1} \def\df{\let\tentt=\deftt \let\tenbf = \defbf \bf} -% Fonts for indices and small examples (9pt). -% We actually use the slanted font rather than the italic, -% because texinfo normally uses the slanted fonts for that. -% Do not make many font distinctions in general in the index, since they -% aren't very useful. -\setfont\ninett\ttshape{9}{1000} -\setfont\ninettsl\ttslshape{10}{900} -\setfont\indrm\rmshape{9}{1000} -\setfont\indit\itshape{9}{1000} -\setfont\indsl\slshape{9}{1000} -\let\indtt=\ninett -\let\indttsl=\ninettsl -\let\indsf=\indrm -\let\indbf=\indrm -\setfont\indsc\scshape{10}{900} -\font\indi=cmmi9 -\font\indsy=cmsy9 +% Fonts for indices, footnotes, small examples (9pt). +\setfont\smallrm\rmshape{9}{1000} +\setfont\smalltt\ttshape{9}{1000} +\setfont\smallbf\bfshape{10}{900} +\setfont\smallit\itshape{9}{1000} +\setfont\smallsl\slshape{9}{1000} +\setfont\smallsf\sfshape{9}{1000} +\setfont\smallsc\scshape{10}{900} +\setfont\smallttsl\ttslshape{10}{900} +\font\smalli=cmmi9 +\font\smallsy=cmsy9 + +% Fonts for small examples (8pt). +\setfont\smallerrm\rmshape{8}{1000} +\setfont\smallertt\ttshape{8}{1000} +\setfont\smallerbf\bfshape{10}{800} +\setfont\smallerit\itshape{8}{1000} +\setfont\smallersl\slshape{8}{1000} +\setfont\smallersf\sfshape{8}{1000} +\setfont\smallersc\scshape{10}{800} +\setfont\smallerttsl\ttslshape{10}{800} +\font\smalleri=cmmi8 +\font\smallersy=cmsy8 % Fonts for title page: \setfont\titlerm\rmbshape{12}{\magstep3} @@ -1296,7 +1275,7 @@ where each line of input produces a line of output.} \let\tenrm=\textrm \let\tenit=\textit \let\tensl=\textsl \let\tenbf=\textbf \let\tentt=\texttt \let\smallcaps=\textsc \let\tensf=\textsf \let\teni=\texti \let\tensy=\textsy \let\tenttsl=\textttsl - \resetmathfonts} + \resetmathfonts \setleading{\textleading}} \def\titlefonts{% \let\tenrm=\titlerm \let\tenit=\titleit \let\tensl=\titlesl \let\tenbf=\titlebf \let\tentt=\titlett \let\smallcaps=\titlesc @@ -1320,11 +1299,19 @@ where each line of input produces a line of output.} \let\tensf=\ssecsf \let\teni=\sseci \let\tensy=\ssecsy \let\tenttsl=\ssecttsl \resetmathfonts \setleading{15pt}} \let\subsubsecfonts = \subsecfonts % Maybe make sssec fonts scaled magstephalf? -\def\indexfonts{% - \let\tenrm=\indrm \let\tenit=\indit \let\tensl=\indsl - \let\tenbf=\indbf \let\tentt=\indtt \let\smallcaps=\indsc - \let\tensf=\indsf \let\teni=\indi \let\tensy=\indsy \let\tenttsl=\indttsl - \resetmathfonts \setleading{12pt}} +\def\smallfonts{% + \let\tenrm=\smallrm \let\tenit=\smallit \let\tensl=\smallsl + \let\tenbf=\smallbf \let\tentt=\smalltt \let\smallcaps=\smallsc + \let\tensf=\smallsf \let\teni=\smalli \let\tensy=\smallsy + \let\tenttsl=\smallttsl + \resetmathfonts \setleading{10.5pt}} +\def\smallerfonts{% + \let\tenrm=\smallerrm \let\tenit=\smallerit \let\tensl=\smallersl + \let\tenbf=\smallerbf \let\tentt=\smallertt \let\smallcaps=\smallersc + \let\tensf=\smallersf \let\teni=\smalleri \let\tensy=\smallersy + \let\tenttsl=\smallerttsl + \resetmathfonts \setleading{9.5pt}} +\let\smallexamplefonts = \smallerfonts % Set up the default fonts, so we can use them for creating boxes. % @@ -1373,9 +1360,9 @@ where each line of input produces a line of output.} } \let\ttfont=\t \def\samp#1{`\tclose{#1}'\null} -\setfont\smallrm\rmshape{8}{1000} -\font\smallsy=cmsy9 -\def\key#1{{\smallrm\textfont2=\smallsy \leavevmode\hbox{% +\setfont\keyrm\rmshape{8}{1000} +\font\keysy=cmsy9 +\def\key#1{{\keyrm\textfont2=\keysy \leavevmode\hbox{% \raise0.4pt\hbox{\angleleft}\kern-.08em\vtop{% \vbox{\hrule\kern-0.4pt \hbox{\raise0.4pt\hbox{\vphantom{\angleleft}}#1}}% @@ -1479,24 +1466,50 @@ where each line of input produces a line of output.} \let\env=\code \let\command=\code -% @uref (abbreviation for `urlref') takes an optional second argument -% specifying the text to display. First (mandatory) arg is the url. -% Perhaps eventually put in a hypertex \special here. -% -\def\uref#1{\urefxxx #1,,\finish} -\def\urefxxx#1,#2,#3\finish{% - \setbox0 = \hbox{\ignorespaces #2}% +% @uref (abbreviation for `urlref') takes an optional (comma-separated) +% second argument specifying the text to display and an optional third +% arg as text to display instead of (rather than in addition to) the url +% itself. First (mandatory) arg is the url. Perhaps eventually put in +% a hypertex \special here. +% +\def\uref#1{\douref #1,,,\finish} +\def\douref#1,#2,#3,#4\finish{\begingroup + \unsepspaces + \pdfurl{#1}% + \setbox0 = \hbox{\ignorespaces #3}% \ifdim\wd0 > 0pt - \unhbox0\ (\code{#1})% + \unhbox0 % third arg given, show only that \else - \code{#1}% + \setbox0 = \hbox{\ignorespaces #2}% + \ifdim\wd0 > 0pt + \ifpdf + \unhbox0 % PDF: 2nd arg given, show only it + \else + \unhbox0\ (\code{#1})% DVI: 2nd arg given, show both it and url + \fi + \else + \code{#1}% only url given, so show it + \fi \fi -} + \endlink +\endgroup} -% rms does not like the angle brackets --karl, 17may97. -% So now @email is just like @uref. +% rms does not like angle brackets --karl, 17may97. +% So now @email is just like @uref, unless we are pdf. +% %\def\email#1{\angleleft{\tt #1}\angleright} -\let\email=\uref +\ifpdf + \def\email#1{\doemail#1,,\finish} + \def\doemail#1,#2,#3\finish{\begingroup + \unsepspaces + \pdfurl{mailto:#1}% + \setbox0 = \hbox{\ignorespaces #2}% + \ifdim\wd0>0pt\unhbox0\else\code{#1}\fi + \endlink + \endgroup} +\else + \let\email=\uref +\fi % Check if we are currently using a typewriter font. Since all the % Computer Modern typewriter fonts have zero interword stretch (and @@ -1539,8 +1552,8 @@ where each line of input produces a line of output.} \newif\iffinishedtitlepage % Do an implicit @contents or @shortcontents after @end titlepage if the -% user says @contentsaftertitlepage or @shortcontentsaftertitlepage. -% +% user says @setcontentsaftertitlepage or @setshortcontentsaftertitlepage. +% \newif\ifsetcontentsaftertitlepage \let\setcontentsaftertitlepage = \setcontentsaftertitlepagetrue \newif\ifsetshortcontentsaftertitlepage @@ -1615,6 +1628,8 @@ where each line of input produces a line of output.} \global\let\shortcontents = \relax \fi % + \ifpdf \pdfmakepagedesttrue \fi + % \HEADINGSon } @@ -1748,23 +1763,23 @@ where each line of input produces a line of output.} } % Subroutines used in generating headings -% Produces Day Month Year style of output. -\def\today{\number\day\space -\ifcase\month\or -January\or February\or March\or April\or May\or June\or -July\or August\or September\or October\or November\or December\fi -\space\number\year} - -% Use this if you want the Month Day, Year style of output. -%\def\today{\ifcase\month\or -%January\or February\or March\or April\or May\or June\or -%July\or August\or September\or October\or November\or December\fi -%\space\number\day, \number\year} - -% @settitle line... specifies the title of the document, for headings -% It generates no output of its own - -\def\thistitle{No Title} +% This produces Day Month Year style of output. +% Only define if not already defined, in case a txi-??.tex file has set +% up a different format (e.g., txi-cs.tex does this). +\ifx\today\undefined +\def\today{% + \number\day\space + \ifcase\month + \or\putwordMJan\or\putwordMFeb\or\putwordMMar\or\putwordMApr + \or\putwordMMay\or\putwordMJun\or\putwordMJul\or\putwordMAug + \or\putwordMSep\or\putwordMOct\or\putwordMNov\or\putwordMDec + \fi + \space\number\year} +\fi + +% @settitle line... specifies the title of the document, for headings. +% It generates no output of its own. +\def\thistitle{\putwordNoTitle} \def\settitle{\parsearg\settitlezzz} \def\settitlezzz #1{\gdef\thistitle{#1}} @@ -1841,7 +1856,7 @@ July\or August\or September\or October\or November\or December\fi \itemxneedsnegativevskipfalse \else % The item text fits into the space. Start a paragraph, so that the - % following text (if any) will end up on the same line. + % following text (if any) will end up on the same line. \noindent % Do this with kerns and \unhbox so that if there is a footnote in % the item text, it can migrate to the main vertical list and @@ -2138,46 +2153,60 @@ July\or August\or September\or October\or November\or December\fi \multitablelinespace=0pt % Macros used to set up halign preamble: -% +% \let\endsetuptable\relax \def\xendsetuptable{\endsetuptable} \let\columnfractions\relax \def\xcolumnfractions{\columnfractions} \newif\ifsetpercent -% 2/1/96, to allow fractions to be given with more than one digit. -\def\pickupwholefraction#1 {\global\advance\colcount by1 % -\expandafter\xdef\csname col\the\colcount\endcsname{.#1\hsize}% -\setuptable} +% #1 is the part of the @columnfraction before the decimal point, which +% is presumably either 0 or the empty string (but we don't check, we +% just throw it away). #2 is the decimal part, which we use as the +% percent of \hsize for this column. +\def\pickupwholefraction#1.#2 {% + \global\advance\colcount by 1 + \expandafter\xdef\csname col\the\colcount\endcsname{.#2\hsize}% + \setuptable +} \newcount\colcount -\def\setuptable#1{\def\firstarg{#1}% -\ifx\firstarg\xendsetuptable\let\go\relax% -\else - \ifx\firstarg\xcolumnfractions\global\setpercenttrue% +\def\setuptable#1{% + \def\firstarg{#1}% + \ifx\firstarg\xendsetuptable + \let\go = \relax \else - \ifsetpercent - \let\go\pickupwholefraction % In this case arg of setuptable - % is the decimal point before the - % number given in percent of hsize. - % We don't need this so we don't use it. + \ifx\firstarg\xcolumnfractions + \global\setpercenttrue \else - \global\advance\colcount by1 - \setbox0=\hbox{#1 }% 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}% + \ifsetpercent + \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. + \expandafter\xdef\csname col\the\colcount\endcsname{\the\wd0}% + \fi + \fi + \ifx\go\pickupwholefraction + % Put the argument back for the \pickupwholefraction call, so + % we'll always have a period there to be parsed. + \def\go{\pickupwholefraction#1}% + \else + \let\go = \setuptable \fi% - \fi% -\ifx\go\pickupwholefraction\else\let\go\setuptable\fi% -\fi\go} + \fi + \go +} -% multitable syntax -\def\tab{&\hskip1sp\relax} % 2/2/96 - % tiny skip here makes sure this column space is - % maintained, even if it is never used. +% This used to have \hskip1sp. But then the space in a template line is +% not enough. That is bad. So let's go back to just & until we +% encounter the problem it was intended to solve again. +% --karl, nathan@acm.org, 20apr99. +\def\tab{&} % @multitable ... @end multitable definitions: - +% \def\multitable{\parsearg\dotable} \def\dotable#1{\bgroup \vskip\parskip @@ -2216,15 +2245,15 @@ July\or August\or September\or October\or November\or December\fi % In order to keep entries from bumping into each other % we will add a \leftskip of \multitablecolspace to all columns after % the first one. - % + % % If a template has been used, we will add \multitablecolspace % to the width of each template entry. - % + % % If the user has set preamble in terms of percent of \hsize we will % use that dimension as the width of the column, and the \leftskip % will keep entries from bumping into each other. Table will start at % left margin and final column will justify at right margin. - % + % % Make sure we don't inherit \rightskip from the outer environment. \rightskip=0pt \ifnum\colcount=1 @@ -2255,15 +2284,18 @@ July\or August\or September\or October\or November\or December\fi % If so, do nothing. If not, give it an appropriate dimension based on % current baselineskip. \ifdim\multitablelinespace=0pt +\setbox0=\vbox{X}\global\multitablelinespace=\the\baselineskip +\global\advance\multitablelinespace by-\ht0 %% strut to put in table in case some entry doesn't have descenders, %% to keep lines equally spaced \let\multistrut = \strut -%% Test to see if parskip is larger than space between lines of -%% table. If not, do nothing. -%% If so, set to same dimension as multitablelinespace. \else +%% FIXME: what is \box0 supposed to be? \gdef\multistrut{\vrule height\multitablelinespace depth\dp0 width0pt\relax} \fi +%% Test to see if parskip is larger than space between lines of +%% table. If not, do nothing. +%% If so, set to same dimension as multitablelinespace. \ifdim\multitableparskip>\multitablelinespace \global\multitableparskip=\multitablelinespace \global\advance\multitableparskip-7pt %% to keep parskip somewhat smaller @@ -2276,6 +2308,360 @@ width0pt\relax} \fi \fi} +\message{conditionals,} +% Prevent errors for section commands. +% Used in @ignore and in failing conditionals. +\def\ignoresections{% + \let\chapter=\relax + \let\unnumbered=\relax + \let\top=\relax + \let\unnumberedsec=\relax + \let\unnumberedsection=\relax + \let\unnumberedsubsec=\relax + \let\unnumberedsubsection=\relax + \let\unnumberedsubsubsec=\relax + \let\unnumberedsubsubsection=\relax + \let\section=\relax + \let\subsec=\relax + \let\subsubsec=\relax + \let\subsection=\relax + \let\subsubsection=\relax + \let\appendix=\relax + \let\appendixsec=\relax + \let\appendixsection=\relax + \let\appendixsubsec=\relax + \let\appendixsubsection=\relax + \let\appendixsubsubsec=\relax + \let\appendixsubsubsection=\relax + \let\contents=\relax + \let\smallbook=\relax + \let\titlepage=\relax +} + +% Used in nested conditionals, where we have to parse the Texinfo source +% and so want to turn off most commands, in case they are used +% incorrectly. +% +\def\ignoremorecommands{% + \let\defcodeindex = \relax + \let\defcv = \relax + \let\deffn = \relax + \let\deffnx = \relax + \let\defindex = \relax + \let\defivar = \relax + \let\defmac = \relax + \let\defmethod = \relax + \let\defop = \relax + \let\defopt = \relax + \let\defspec = \relax + \let\deftp = \relax + \let\deftypefn = \relax + \let\deftypefun = \relax + \let\deftypeivar = \relax + \let\deftypeop = \relax + \let\deftypevar = \relax + \let\deftypevr = \relax + \let\defun = \relax + \let\defvar = \relax + \let\defvr = \relax + \let\ref = \relax + \let\xref = \relax + \let\printindex = \relax + \let\pxref = \relax + \let\settitle = \relax + \let\setchapternewpage = \relax + \let\setchapterstyle = \relax + \let\everyheading = \relax + \let\evenheading = \relax + \let\oddheading = \relax + \let\everyfooting = \relax + \let\evenfooting = \relax + \let\oddfooting = \relax + \let\headings = \relax + \let\include = \relax + \let\lowersections = \relax + \let\down = \relax + \let\raisesections = \relax + \let\up = \relax + \let\set = \relax + \let\clear = \relax + \let\item = \relax +} + +% Ignore @ignore ... @end ignore. +% +\def\ignore{\doignore{ignore}} + +% Ignore @ifinfo, @ifhtml, @ifnottex, @html, @menu, and @direntry text. +% +\def\ifinfo{\doignore{ifinfo}} +\def\ifhtml{\doignore{ifhtml}} +\def\ifnottex{\doignore{ifnottex}} +\def\html{\doignore{html}} +\def\menu{\doignore{menu}} +\def\direntry{\doignore{direntry}} + +% @dircategory CATEGORY -- specify a category of the dir file +% which this file should belong to. Ignore this in TeX. +\let\dircategory = \comment + +% Ignore text until a line `@end #1'. +% +\def\doignore#1{\begingroup + % Don't complain about control sequences we have declared \outer. + \ignoresections + % + % Define a command to swallow text until we reach `@end #1'. + % This @ is a catcode 12 token (that is the normal catcode of @ in + % this texinfo.tex file). We change the catcode of @ below to match. + \long\def\doignoretext##1@end #1{\enddoignore}% + % + % Make sure that spaces turn into tokens that match what \doignoretext wants. + \catcode32 = 10 + % + % Ignore braces, too, so mismatched braces don't cause trouble. + \catcode`\{ = 9 + \catcode`\} = 9 + % + % We must not have @c interpreted as a control sequence. + \catcode`\@ = 12 + % + % Make the letter c a comment character so that the rest of the line + % will be ignored. This way, the document can have (for example) + % @c @end ifinfo + % and the @end ifinfo will be properly ignored. + % (We've just changed @ to catcode 12.) + \catcode`\c = 14 + % + % And now expand that command. + \doignoretext +} + +% What we do to finish off ignored text. +% +\def\enddoignore{\endgroup\ignorespaces}% + +\newif\ifwarnedobs\warnedobsfalse +\def\obstexwarn{% + \ifwarnedobs\relax\else + % We need to warn folks that they may have trouble with TeX 3.0. + % This uses \immediate\write16 rather than \message to get newlines. + \immediate\write16{} + \immediate\write16{WARNING: for users of Unix TeX 3.0!} + \immediate\write16{This manual trips a bug in TeX version 3.0 (tex hangs).} + \immediate\write16{If you are running another version of TeX, relax.} + \immediate\write16{If you are running Unix TeX 3.0, kill this TeX process.} + \immediate\write16{ Then upgrade your TeX installation if you can.} + \immediate\write16{ (See ftp://ftp.gnu.org/pub/gnu/TeX.README.)} + \immediate\write16{If you are stuck with version 3.0, run the} + \immediate\write16{ script ``tex3patch'' from the Texinfo distribution} + \immediate\write16{ to use a workaround.} + \immediate\write16{} + \global\warnedobstrue + \fi +} + +% **In TeX 3.0, setting text in \nullfont hangs tex. For a +% workaround (which requires the file ``dummy.tfm'' to be installed), +% uncomment the following line: +%%%%%\font\nullfont=dummy\let\obstexwarn=\relax + +% Ignore text, except that we keep track of conditional commands for +% purposes of nesting, up to an `@end #1' command. +% +\def\nestedignore#1{% + \obstexwarn + % 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 + % page 401 of the TeXbook: make the current font be a dummy font. + % + \setbox0 = \vbox\bgroup + % Don't complain about control sequences we have declared \outer. + \ignoresections + % + % Define `@end #1' to end the box, which will in turn undefine the + % @end command again. + \expandafter\def\csname E#1\endcsname{\egroup\ignorespaces}% + % + % We are going to be parsing Texinfo commands. Most cause no + % trouble when they are used incorrectly, but some commands do + % complicated argument parsing or otherwise get confused, so we + % undefine them. + % + % We can't do anything about stray @-signs, unfortunately; + % they'll produce `undefined control sequence' errors. + \ignoremorecommands + % + % Set the current font to be \nullfont, a TeX primitive, and define + % all the font commands to also use \nullfont. We don't use + % dummy.tfm, as suggested in the TeXbook, because not all sites + % might have that installed. Therefore, math mode will still + % produce output, but that should be an extremely small amount of + % stuff compared to the main input. + % + \nullfont + \let\tenrm=\nullfont \let\tenit=\nullfont \let\tensl=\nullfont + \let\tenbf=\nullfont \let\tentt=\nullfont \let\smallcaps=\nullfont + \let\tensf=\nullfont + % Similarly for index fonts. + \let\smallrm=\nullfont \let\smallit=\nullfont \let\smallsl=\nullfont + \let\smallbf=\nullfont \let\smalltt=\nullfont \let\smallsc=\nullfont + \let\smallsf=\nullfont + % Similarly for smallexample fonts. + \let\smallerrm=\nullfont \let\smallerit=\nullfont \let\smallersl=\nullfont + \let\smallerbf=\nullfont \let\smallertt=\nullfont \let\smallersc=\nullfont + \let\smallersf=\nullfont + % + % Don't complain when characters are missing from the fonts. + \tracinglostchars = 0 + % + % Don't bother to do space factor calculations. + \frenchspacing + % + % Don't report underfull hboxes. + \hbadness = 10000 + % + % Do minimal line-breaking. + \pretolerance = 10000 + % + % 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. + \def\macro{\doignore{ma}}% +} + +% @set VAR sets the variable VAR to an empty value. +% @set VAR REST-OF-LINE sets VAR to the value REST-OF-LINE. +% +% Since we want to separate VAR from REST-OF-LINE (which might be +% empty), we can't just use \parsearg; we have to insert a space of our +% own to delimit the rest of the line, and then take it out again if we +% didn't need it. Make sure the catcode of space is correct to avoid +% losing inside @example, for instance. +% +\def\set{\begingroup\catcode` =10 + \catcode`\-=12 \catcode`\_=12 % Allow - and _ in VAR. + \parsearg\setxxx} +\def\setxxx#1{\setyyy#1 \endsetyyy} +\def\setyyy#1 #2\endsetyyy{% + \def\temp{#2}% + \ifx\temp\empty \global\expandafter\let\csname SET#1\endcsname = \empty + \else \setzzz{#1}#2\endsetzzz % Remove the trailing space \setxxx inserted. + \fi + \endgroup +} +% Can't use \xdef to pre-expand #2 and save some time, since \temp or +% \next or other control sequences that we've defined might get us into +% an infinite loop. Consider `@set foo @cite{bar}'. +\def\setzzz#1#2 \endsetzzz{\expandafter\gdef\csname SET#1\endcsname{#2}} + +% @clear VAR clears (i.e., unsets) the variable VAR. +% +\def\clear{\parsearg\clearxxx} +\def\clearxxx#1{\global\expandafter\let\csname SET#1\endcsname=\relax} + +% @value{foo} gets the text saved in variable foo. +{ + \catcode`\_ = \active + % + % We might end up with active _ or - characters in the argument if + % 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 + \indexbreaks \let_\normalunderscore + \valuexxx} +} +\def\valuexxx#1{\expandablevalue{#1}\endgroup} + +% 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). +% +\def\expandablevalue#1{% + \expandafter\ifx\csname SET#1\endcsname\relax + {[No value for ``#1'']}% + \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{% + \expandafter\ifx\csname SET#1\endcsname\relax + \expandafter\ifsetfail + \else + \expandafter\ifsetsucceed + \fi +} +\def\ifsetsucceed{\conditionalsucceed{ifset}} +\def\ifsetfail{\nestedignore{ifset}} +\defineunmatchedend{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{% + \expandafter\ifx\csname SET#1\endcsname\relax + \expandafter\ifclearsucceed + \else + \expandafter\ifclearfail + \fi +} +\def\ifclearsucceed{\conditionalsucceed{ifclear}} +\def\ifclearfail{\nestedignore{ifclear}} +\defineunmatchedend{ifclear} + +% @iftex, @ifnothtml, @ifnotinfo always succeed; we read the text +% following, through the first @end iftex (etc.). Make `@end iftex' +% (etc.) valid only after an @iftex. +% +\def\iftex{\conditionalsucceed{iftex}} +\def\ifnothtml{\conditionalsucceed{ifnothtml}} +\def\ifnotinfo{\conditionalsucceed{ifnotinfo}} +\defineunmatchedend{iftex} +\defineunmatchedend{ifnothtml} +\defineunmatchedend{ifnotinfo} + +% We can't just want to start a group at @iftex (for example) 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. +% +\def\nece#1{\expandafter\noexpand\csname#1\endcsname} + +% @defininfoenclose. +\let\definfoenclose=\comment + + \message{indexing,} % Index generation facilities @@ -2302,42 +2688,48 @@ width0pt\relax} \fi } % @defindex foo == \newindex{foo} - +% \def\defindex{\parsearg\newindex} % Define @defcodeindex, like @defindex except put all entries in @code. - +% +\def\defcodeindex{\parsearg\newcodeindex} +% \def\newcodeindex#1{% \iflinks \expandafter\newwrite \csname#1indfile\endcsname \openout \csname#1indfile\endcsname \jobname.#1 \fi \expandafter\xdef\csname#1index\endcsname{% - \noexpand\docodeindex{#1}} + \noexpand\docodeindex{#1}}% } -\def\defcodeindex{\parsearg\newcodeindex} % @synindex foo bar makes index foo feed into index bar. % Do this instead of @defindex foo if you don't want it as a separate index. -% The \closeout helps reduce unnecessary open files; the limit on the -% Acorn RISC OS is a mere 16 files. -\def\synindex#1 #2 {% - \expandafter\let\expandafter\synindexfoo\expandafter=\csname#2indfile\endcsname - \expandafter\closeout\csname#1indfile\endcsname - \expandafter\let\csname#1indfile\endcsname=\synindexfoo - \expandafter\xdef\csname#1index\endcsname{% define \xxxindex - \noexpand\doindex{#2}}% -} - +% % @syncodeindex foo bar similar, but put all entries made for index foo % inside @code. -\def\syncodeindex#1 #2 {% - \expandafter\let\expandafter\synindexfoo\expandafter=\csname#2indfile\endcsname - \expandafter\closeout\csname#1indfile\endcsname - \expandafter\let\csname#1indfile\endcsname=\synindexfoo - \expandafter\xdef\csname#1index\endcsname{% define \xxxindex - \noexpand\docodeindex{#2}}% +% +\def\synindex#1 #2 {\dosynindex\doindex{#1}{#2}} +\def\syncodeindex#1 #2 {\dosynindex\docodeindex{#1}{#2}} + +% #1 is \doindex or \docodeindex, #2 the index getting redefined (foo), +% #3 the target index (bar). +\def\dosynindex#1#2#3{% + % Only do \closeout if we haven't already done it, else we'll end up + % closing the target index. + \expandafter \ifx\csname donesynindex#2\endcsname \undefined + % The \closeout helps reduce unnecessary open files; the limit on the + % Acorn RISC OS is a mere 16 files. + \expandafter\closeout\csname#2indfile\endcsname + \expandafter\let\csname\donesynindex#2\endcsname = 1 + \fi + % redefine \fooindfile: + \expandafter\let\expandafter\temp\expandafter=\csname#3indfile\endcsname + \expandafter\let\csname#2indfile\endcsname=\temp + % redefine \fooindex: + \expandafter\xdef\csname#2index\endcsname{\noexpand#1{#3}}% } % Define \doindex, the driver for all \fooindex macros. @@ -2388,8 +2780,11 @@ width0pt\relax} \fi % (Must be a way to avoid doing expansion at all, and thus not have to % laboriously list every single command here.) \def\@{@}% will be @@ when we switch to @ as escape char. -%\let\{ = \lbracecmd -%\let\} = \rbracecmd +% 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 _}}% \def\w{\realbackslash w }% \def\bf{\realbackslash bf }% @@ -2439,6 +2834,8 @@ width0pt\relax} \fi \let\value = \expandablevalue % \unsepspaces +% Turn off macro expansion +\turnoffmacros } % If an index command is used in an @example environment, any spaces @@ -2498,6 +2895,7 @@ width0pt\relax} \fi \let\url=\indexdummyfont \let\uref=\indexdummyfont \let\env=\indexdummyfont +\let\acronym=\indexdummyfont \let\command=\indexdummyfont \let\option=\indexdummyfont \let\file=\indexdummyfont @@ -2524,14 +2922,14 @@ width0pt\relax} \fi \def\emptymacro{\empty} % Most index entries go through here, but \dosubind is the general case. -% +% \def\doind#1#2{\dosubind{#1}{#2}\empty} % Workhorse for all \fooindexes. % #1 is name of index, #2 is stuff to put there, #3 is subentry -- % \empty if called from \doind, as we usually are. The main exception % is with defuns, which call us directly. -% +% \def\dosubind#1#2#3{% % Put the index entry in the margin if desired. \ifx\SETmarginindex\relax\else @@ -2556,24 +2954,29 @@ width0pt\relax} \fi \def\subentry{ #3}% \fi % - % First process the index-string with all font commands turned off - % to get the string to sort by. + % First process the index entry with all font commands turned + % off to get the string to sort by. {\indexnofonts \xdef\indexsorttmp{#2\subentry}}% % - % Now produce the complete index entry, with both the sort key and the - % original text, including any font commands. + % Now the real index entry with the fonts. \toks0 = {#2}% + % + % If the third (subentry) arg is present, add it to the index + % line to write. + \ifx\thirdarg\emptymacro \else + \toks0 = \expandafter{\the\toks0{#3}}% + \fi + % + % Set up the complete index entry, with both the sort key and + % the original text, including any font commands. We write + % three arguments to \entry to the .?? file (four in the + % subentry case), texindex reduces to two when writing the .??s + % sorted result. \edef\temp{% \write\csname#1indfile\endcsname{% \realbackslash entry{\indexsorttmp}{\folio}{\the\toks0}}% }% % - % If third (subentry) arg is present, add it to the index string. - \ifx\thirdarg\emptymacro \else - \toks0 = {#3}% - \edef\temp{\temp{\the\toks0}}% - \fi - % % If a skip is the last thing on the list now, preserve it % by backing up by \lastskip, doing the \write, then inserting % the skip again. Otherwise, the whatsit generated by the @@ -2585,12 +2988,12 @@ width0pt\relax} \fi % will have extra space inserted, because the \medbreak in the % start of the @defun won't see the skip inserted by the @end of % the previous defun. - % + % % But don't do any of this if we're not in vertical mode. We % don't want to do a \vskip and prematurely end a paragraph. - % + % % Avoid page breaks due to these extra skips, too. - % + % \iflinks \ifvmode \skip0 = \lastskip @@ -2599,7 +3002,7 @@ width0pt\relax} \fi % \temp % do the write % - % + % \ifvmode \ifdim\skip0 = 0pt \else \nobreak\vskip\skip0 \fi \fi \fi }% @@ -2647,7 +3050,7 @@ width0pt\relax} \fi \def\doprintindex#1{\begingroup \dobreak \chapheadingskip{10000}% % - \indexfonts \rm + \smallfonts \rm \tolerance = 9500 \indexbreaks % @@ -2663,7 +3066,7 @@ width0pt\relax} \fi % 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) + \putwordIndexNonexistent \else % % If the index file exists but is empty, then \openin leaves \ifeof @@ -2671,7 +3074,7 @@ width0pt\relax} \fi % it can discover if there is anything in it. \read 1 to \temp \ifeof 1 - (Index is empty) + \putwordIndexIsEmpty \else % Index files are almost Texinfo source, but we use \ as the escape % character. It would be better to use @, but that's too big a change @@ -2696,7 +3099,7 @@ width0pt\relax} \fi % % Remove any glue we may have, we'll be inserting our own. \removelastskip - % + % % We like breaks before the index initials, so insert a bonus. \penalty -300 % @@ -2704,7 +3107,7 @@ width0pt\relax} \fi % baselineskips increases the chance of the dots lining up from column % to column. It still won't often be perfect, because of the stretch % we need before each entry, but it's better. - % + % % No shrink because it confuses \balancecolumns. \vskip 1.67\baselineskip plus .5\baselineskip \leftline{\secbf #1}% @@ -2774,7 +3177,11 @@ width0pt\relax} \fi % 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. + \ifpdf + \pdfgettoks#2.\ \the\toksA % The page number ends the paragraph. + \else + \ #2% The page number ends the paragraph. + \fi \fi% \par \endgroup} @@ -2786,11 +3193,18 @@ width0pt\relax} \fi \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 +\def\secondary#1#2{{% + \parfillskip=0in + \parskip=0in + \hangindent=1in + \hangafter=1 + \noindent\hskip\secondaryindent\hbox{#1}\indexdotfill + \ifpdf + \pdfgettoks#2.\ \the\toksA % The page number ends the paragraph. + \else + #2 + \fi + \par }} % Define two-column mode, which we use to typeset indexes. @@ -2803,24 +3217,26 @@ width0pt\relax} \fi \def\begindoublecolumns{\begingroup % ended by \enddoublecolumns % Grab any single-column material above us. - \output = {\global\setbox\partialpage = \vbox{% - % + \output = {% + % % Here is a possibility not foreseen in manmac: if we accumulate a % whole lot of material, we might end up calling this \output % routine twice in a row (see the doublecol-lose test, which is % essentially a couple of indexes with @setchapternewpage off). In - % that case, we must prevent the second \partialpage from - % simply overwriting the first, causing us to lose the page. - % This will preserve it until a real output routine can ship it - % out. Generally, \partialpage will be empty when this runs and - % this will be a no-op. - \unvbox\partialpage + % that case we just ship out what is in \partialpage with the normal + % output routine. Generally, \partialpage will be empty when this + % runs and this will be a no-op. See the indexspread.tex test case. + \ifvoid\partialpage \else + \onepageout{\pagecontents\partialpage}% + \fi % - % Unvbox the main output page. - \unvbox255 - \kern-\topskip \kern\baselineskip - }}% - \eject + \global\setbox\partialpage = \vbox{% + % Unvbox the main output page. + \unvbox\PAGE + \kern-\topskip \kern\baselineskip + }% + }% + \eject % run that output routine to set \partialpage % % Use the double-column output routine for subsequent pages. \output = {\doublecolumnout}% @@ -2848,13 +3264,12 @@ width0pt\relax} \fi % % Double the \vsize as well. (We don't need a separate register here, % since nobody clobbers \vsize.) - \advance\vsize by -\ht\partialpage \vsize = 2\vsize } % The double-column output routine for all double-column pages except % the last. -% +% \def\doublecolumnout{% \splittopskip=\topskip \splitmaxdepth=\maxdepth % Get the available space for the double columns -- the normal @@ -2862,6 +3277,7 @@ width0pt\relax} \fi % previous page. \dimen@ = \vsize \divide\dimen@ by 2 + \advance\dimen@ by -\ht\partialpage % % box0 will be the left-hand column, box2 the right. \setbox0=\vsplit255 to\dimen@ \setbox2=\vsplit255 to\dimen@ @@ -2869,19 +3285,21 @@ width0pt\relax} \fi \unvbox255 \penalty\outputpenalty } +% +% Re-output the contents of the output page -- any previous material, +% followed by the two boxes we just split, in box0 and box2. \def\pagesofar{% - % Re-output the contents of the output page -- any previous material, - % followed by the two boxes we just split, in box0 and box2. - \advance\vsize by \ht\partialpage \unvbox\partialpage % \hsize = \doublecolumnhsize \wd0=\hsize \wd2=\hsize \hbox to\pagewidth{\box0\hfil\box2}% } +% +% All done with double columns. \def\enddoublecolumns{% \output = {% - % Split the last of the double-column material. Leave on the + % Split the last of the double-column material. Leave it on the % current page, no automatic page break. \balancecolumns % @@ -2893,17 +3311,19 @@ width0pt\relax} \fi % called on to balance too much material, but if it is, this makes % the output somewhat more palatable.) \global\output = {\onepageout{\pagecontents\PAGE}}% - % - % \pagegoal was set to the doubled \vsize above, since we restarted - % the current page. We're now back to normal single-column - % typesetting, so reset \pagegoal to the normal \vsize. - \pagegoal = \vsize }% \eject \endgroup % started in \begindoublecolumns + % + % \pagegoal was set to the doubled \vsize above, since we restarted + % the current page. We're now back to normal single-column + % typesetting, so reset \pagegoal to the normal \vsize (after the + % \endgroup where \vsize got restored). + \pagegoal = \vsize } +% +% Called at the end of the double column material. \def\balancecolumns{% - % Called at the end of the double column material. \setbox0 = \vbox{\unvbox255}% like \box255 but more efficient, see p.120. \dimen@ = \ht0 \advance\dimen@ by \topskip @@ -2931,7 +3351,7 @@ width0pt\relax} \fi \message{sectioning,} -% Define chapters, sections, etc. +% Chapters, sections, etc. \newcount\chapno \newcount\secno \secno=0 @@ -2940,7 +3360,43 @@ width0pt\relax} \fi % This counter is funny since it counts through charcodes of letters A, B, ... \newcount\appendixno \appendixno = `\@ -\def\appendixletter{\char\the\appendixno} +% \def\appendixletter{\char\the\appendixno} +% We do the following for the sake of pdftex, which needs the actual +% letter in the expansion, not just typeset. +\def\appendixletter{% + \ifnum\appendixno=`A A% + \else\ifnum\appendixno=`B B% + \else\ifnum\appendixno=`C C% + \else\ifnum\appendixno=`D D% + \else\ifnum\appendixno=`E E% + \else\ifnum\appendixno=`F F% + \else\ifnum\appendixno=`G G% + \else\ifnum\appendixno=`H H% + \else\ifnum\appendixno=`I I% + \else\ifnum\appendixno=`J J% + \else\ifnum\appendixno=`K K% + \else\ifnum\appendixno=`L L% + \else\ifnum\appendixno=`M M% + \else\ifnum\appendixno=`N N% + \else\ifnum\appendixno=`O O% + \else\ifnum\appendixno=`P P% + \else\ifnum\appendixno=`Q Q% + \else\ifnum\appendixno=`R R% + \else\ifnum\appendixno=`S S% + \else\ifnum\appendixno=`T T% + \else\ifnum\appendixno=`U U% + \else\ifnum\appendixno=`V V% + \else\ifnum\appendixno=`W W% + \else\ifnum\appendixno=`X X% + \else\ifnum\appendixno=`Y Y% + \else\ifnum\appendixno=`Z Z% + % The \the is necessary, despite appearances, because \appendixletter is + % expanded while writing the .toc file. \char\appendixno is not + % expandable, thus it is written literally, thus all appendixes come out + % with the same letter (or @) in the toc without it. + \else\char\the\appendixno + \fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi + \fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi} % Each @chapter defines this as the name of the chapter. % page headings and footings can use it. @section does likewise. @@ -3413,15 +3869,16 @@ width0pt\relax} \fi \message{toc,} +% Table of contents. \newwrite\tocfile % Write an entry to the toc file, opening it if necessary. % 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 % given time so that @contents can be put in the document anywhere. -% +% \newif\iftocfileopened \def\writetocentry#1{% \iftocfileopened\else @@ -3437,7 +3894,7 @@ width0pt\relax} \fi % Finish up the main text and prepare to read what we've written % to \tocfile. -% +% \def\startcontents#1{% % If @setchapternewpage on, and @headings double, the contents should % start on an odd page, unlike chapters. Thus, we maintain @@ -3465,13 +3922,15 @@ width0pt\relax} \fi % Normal (long) toc. \def\contents{% - \startcontents{\putwordTableofContents}% + \startcontents{\putwordTOC}% \openin 1 \jobname.toc \ifeof 1 \else \closein 1 \input \jobname.toc \fi \vfill \eject + \contentsalignmacro % in case @setchapternewpage odd is in effect + \pdfmakeoutlines \endgroup \lastnegativepageno = \pageno \pageno = \savepageno @@ -3479,7 +3938,7 @@ width0pt\relax} \fi % And just the chapters. \def\summarycontents{% - \startcontents{\putwordShortContents}% + \startcontents{\putwordShortTOC}% % \let\chapentry = \shortchapentry \let\unnumbchapentry = \shortunnumberedentry @@ -3501,12 +3960,17 @@ width0pt\relax} \fi \input \jobname.toc \fi \vfill \eject + \contentsalignmacro % in case @setchapternewpage odd is in effect \endgroup \lastnegativepageno = \pageno \pageno = \savepageno } \let\shortcontents = \summarycontents +\ifpdf + \pdfcatalog{/PageMode /UseOutlines}% +\fi + % These macros generate individual entries in the table of contents. % The first argument is the chapter or section name. % The last argument is the page number. @@ -3517,7 +3981,7 @@ width0pt\relax} \fi % See comments in \dochapentry re vbox and related settings \def\shortchapentry#1#2#3{% - \tocentry{\shortchaplabel{#2}\labelspace #1}{\doshortpageno{#3}}% + \tocentry{\shortchaplabel{#2}\labelspace #1}{\doshortpageno\bgroup#3\egroup}% } % Typeset the label for a chapter or appendix for the short contents. @@ -3525,10 +3989,14 @@ width0pt\relax} \fi % We could simplify the code here by writing out an \appendixentry % command in the toc file for appendices, instead of using \chapentry % for both, but it doesn't seem worth it. -\setbox0 = \hbox{\shortcontrm \putwordAppendix } -\newdimen\shortappendixwidth \shortappendixwidth = \wd0 - +% +\newdimen\shortappendixwidth +% \def\shortchaplabel#1{% + % Compute width of word "Appendix", may change with language. + \setbox0 = \hbox{\shortcontrm \putwordAppendix}% + \shortappendixwidth = \wd0 + % % We typeset #1 in a box of constant width, regardless of the text of % #1, so the chapter titles will come out aligned. \setbox0 = \hbox{#1}% @@ -3543,7 +4011,7 @@ width0pt\relax} \fi } \def\unnumbchapentry#1#2{\dochapentry{#1}{#2}} -\def\shortunnumberedentry#1#2{\tocentry{#1}{\doshortpageno{#2}}} +\def\shortunnumberedentry#1#2{\tocentry{#1}{\doshortpageno\bgroup#2\egroup}} % Sections. \def\secentry#1#2#3#4{\dosecentry{#2.#3\labelspace#1}{#4}} @@ -3570,24 +4038,24 @@ width0pt\relax} \fi \penalty-300 \vskip1\baselineskip plus.33\baselineskip minus.25\baselineskip \begingroup \chapentryfonts - \tocentry{#1}{\dopageno{#2}}% + \tocentry{#1}{\dopageno\bgroup#2\egroup}% \endgroup \nobreak\vskip .25\baselineskip plus.1\baselineskip } \def\dosecentry#1#2{\begingroup \secentryfonts \leftskip=\tocindent - \tocentry{#1}{\dopageno{#2}}% + \tocentry{#1}{\dopageno\bgroup#2\egroup}% \endgroup} \def\dosubsecentry#1#2{\begingroup \subsecentryfonts \leftskip=2\tocindent - \tocentry{#1}{\dopageno{#2}}% + \tocentry{#1}{\dopageno\bgroup#2\egroup}% \endgroup} \def\dosubsubsecentry#1#2{\begingroup \subsubsecentryfonts \leftskip=3\tocindent - \tocentry{#1}{\dopageno{#2}}% + \tocentry{#1}{\dopageno\bgroup#2\egroup}% \endgroup} % Final typesetting of a toc entry; we use the same \entry macro as for @@ -3615,6 +4083,7 @@ width0pt\relax} \fi \message{environments,} +% @foo ... @end foo. % Since these characters are used in examples, it should be an even number of % \tt widths. Each \tt character is 1en, so two makes it 1em. @@ -3730,9 +4199,17 @@ width0pt\relax} \fi % is reset to zero; thus the \afterenvbreak inserts no space -- but the % start of the next paragraph will insert \parskip % -\def\aboveenvbreak{{\advance\envskipamount by \parskip -\endgraf \ifdim\lastskip<\envskipamount -\removelastskip \penalty-50 \vskip\envskipamount \fi}} +\def\aboveenvbreak{{% + \ifnum\lastpenalty < 10000 + \advance\envskipamount by \parskip + \endgraf + \ifdim\lastskip<\envskipamount + \removelastskip + \penalty-50 + \vskip\envskipamount + \fi + \fi +}} \let\afterenvbreak = \aboveenvbreak @@ -3825,7 +4302,7 @@ width0pt\relax} \fi % Define the \E... control sequence only if we are inside the particular % environment, so the error checking in \end will work. -% +% % To end an @example-like environment, we first end the paragraph (via % \afterenvbreak's vertical glue), and then the group. That way we keep % the zero \parskip that the environments set -- \parskip glue will be @@ -3850,7 +4327,7 @@ width0pt\relax} \fi % redefines). We must call \example (or whatever) last in the % definition, since it reads the return following the @example (or % whatever) command. -% +% % This actually allows (for example) @end display inside an % @smalldisplay. Too bad, but makeinfo will catch the error anyway. % @@ -3864,7 +4341,7 @@ width0pt\relax} \fi \def\smalllispx{\begingroup \def\Esmalllisp{\nonfillfinish\endgroup}% \def\Esmallexample{\nonfillfinish\endgroup}% - \indexfonts + \smallexamplefonts \lisp } @@ -3875,12 +4352,12 @@ width0pt\relax} \fi \let\Edisplay = \nonfillfinish \gobble } - +% % @smalldisplay (when @smallbook): @display plus smaller fonts. % \def\smalldisplayx{\begingroup \def\Esmalldisplay{\nonfillfinish\endgroup}% - \indexfonts \rm + \smallexamplefonts \rm \display } @@ -3892,12 +4369,12 @@ width0pt\relax} \fi \let\Eformat = \nonfillfinish \gobble } - +% % @smallformat (when @smallbook): @format plus smaller fonts. % \def\smallformatx{\begingroup \def\Esmallformat{\nonfillfinish\endgroup}% - \indexfonts \rm + \smallexamplefonts \rm \format } @@ -3906,7 +4383,7 @@ width0pt\relax} \fi \def\flushleft{\begingroup \def\Eflushleft{\nonfillfinish\endgroup}\format} % @flushright. -% +% \def\flushright{\begingroup \let\nonarrowing = t \nonfillstart @@ -3915,6 +4392,7 @@ width0pt\relax} \fi \gobble } + % @quotation does normal linebreaking (hence we can't use \nonfillstart) % and narrows the margins. % @@ -3937,9 +4415,162 @@ width0pt\relax} \fi } +% LaTeX-like @verbatim...@end verbatim and @verb{<char>...<char>} +% If we want to allow any <char> as delimiter, +% we need the curly braces so that makeinfo sees the @verb command, eg: +% `@verbx...x' would look like the '@verbx' command. --janneke@gnu.org +% +% [Knuth]: Donald Ervin Knuth, 1996. The TeXbook. +% +% [Knuth] p. 344; only we need to do '@' too +\def\dospecials{% + \do\ \do\\\do\@\do\{\do\}\do\$\do\&% + \do\#\do\^\do\^^K\do\_\do\^^A\do\%\do\~} +% +% [Knuth] p. 380 +\def\uncatcodespecials{% + \def\do##1{\catcode`##1=12}\dospecials} +% +% [Knuth] pp. 380,381,391 +% Disable Spanish ligatures ?` and !` of \tt font +\begingroup + \catcode`\`=\active\gdef`{\relax\lq} +\endgroup +% +% Setup for the @verb command. +% +% Eight spaces for a tab +\begingroup + \catcode`\^^I=\active + \gdef\tabeightspaces{\catcode`\^^I=\active\def^^I{\ \ \ \ \ \ \ \ }} +\endgroup +% +\def\setupverb{% + \tt % easiest (and conventionally used) font for verbatim + \def\par{\leavevmode\endgraf}% + \catcode`\`=\active + \tabeightspaces + % Respect line breaks, + % print special symbols as themselves, and + % make each space count + % must do in this order: + \obeylines \uncatcodespecials \sepspaces +} + +% Setup for the @verbatim environment +% +% Real tab expansion +\newdimen\tabw \setbox0=\hbox{\tt\space} \tabw=8\wd0 % tab amount +% +\def\starttabbox{\setbox0=\hbox\bgroup} +\begingroup + \catcode`\^^I=\active + \gdef\tabexpand{% + \catcode`\^^I=\active + \def^^I{\leavevmode\egroup + \dimen0=\wd0 % the width so far, or since the previous tab + \divide\dimen0 by\tabw + \multiply\dimen0 by\tabw % compute previous multiple of \tabw + \advance\dimen0 by\tabw % advance to next multiple of \tabw + \wd0=\dimen0 \box0 \starttabbox + }% + } +\endgroup +\def\setupverbatim{% + % Easiest (and conventionally used) font for verbatim + \tt + \def\par{\leavevmode\egroup\box0\endgraf}% + \catcode`\`=\active + \tabexpand + % Respect line breaks, + % print special symbols as themselves, and + % make each space count + % must do in this order: + \obeylines \uncatcodespecials \sepspaces + \everypar{\starttabbox}% +} + +% Do the @verb magic: verbatim text is quoted by unique +% delimiter characters. Before first delimiter expect a +% right brace, after last delimiter expect closing brace: +% +% \def\doverb'{'<char>#1<char>'}'{#1} +% +% [Knuth] p. 382; only eat outer {} +\begingroup + \catcode`[=1\catcode`]=2\catcode`\{=12\catcode`\}=12 + \gdef\doverb{#1[\def\next##1#1}[##1\endgroup]\next] +\endgroup +% +\def\verb{\begingroup\setupverb\doverb} +% +% +% Do the @verbatim magic: define the macro \doverbatim so that +% the (first) argument ends when '@end verbatim' is reached, ie: +% +% \def\doverbatim#1@end verbatim{#1} +% +% 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 '}' +% +% Inspired by LaTeX's verbatim command set [latex.ltx] +%% Include LaTeX hack for completeness -- never know +%% \begingroup +%% \catcode`|=0 \catcode`[=1 +%% \catcode`]=2\catcode`\{=12\catcode`\}=12\catcode`\ =\active +%% \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}} +\endgroup +% +\def\verbatim{% + \def\Everbatim{\nonfillfinish\endgroup}% + \begingroup + \nonfillstart + \advance\leftskip by -\defbodyindent + \begingroup\setupverbatim\doverbatim +} + +% @verbatiminclude FILE - insert text of file in verbatim environment. +% +% Allow normal characters that we make active in the argument (a file name). +\def\verbatiminclude{% + \begingroup + \catcode`\\=12 + \catcode`~=12 + \catcode`^=12 + \catcode`_=12 + \catcode`|=12 + \catcode`<=12 + \catcode`>=12 + \catcode`+=12 + \parsearg\doverbatiminclude +} +\def\setupverbatiminclude{% + \begingroup + \nonfillstart + \advance\leftskip by -\defbodyindent + \begingroup\setupverbatim +} +% +\def\doverbatiminclude#1{% + % Restore active chars for included file. + \endgroup + \begingroup + \def\thisfile{#1}% + \expandafter\expandafter\setupverbatiminclude\input\thisfile + \endgroup\nonfillfinish\endgroup +} + + \message{defuns,} -% Define formatter for defuns -% First, allow user to change definition object font (\df) internally +% @defun etc. + +% Allow user to change definition object font (\df) internally \def\setdeffont #1 {\csname DEF#1\endcsname} \newskip\defbodyindent \defbodyindent=.4in @@ -3993,10 +4624,16 @@ width0pt\relax} \fi %% contained text. This is especially needed for [ and ] \def\opnr{{\sf\char`\(}\global\advance\parencount by 1 } \def\clnr{{\sf\char`\)}\global\advance\parencount by -1 } -\def\ampnr{\&} +\let\ampnr = \& \def\lbrb{{\bf\char`\[}} \def\rbrb{{\bf\char`\]}} +% Active &'s sneak into the index arguments, so make sure it's defined. +{ + \catcode`& = 13 + \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". @@ -4048,7 +4685,7 @@ width0pt\relax} \fi % #2 is the \...x control sequence for consecutive fns (which we define). % #3 is the control sequence to call to resume processing. % #4, delimited by the space, is the class name. -% +% \def\defmethparsebody#1#2#3#4 {\begingroup\inENV % \medbreak % % Define the end token that this defining construct specifies @@ -4060,23 +4697,39 @@ width0pt\relax} \fi \exdentamount=\defbodyindent \begingroup\obeylines\activeparens\spacesplit{#3{#4}}} -% @deftypemethod has an extra argument that nothing else does. Sigh. +% Used for @deftypemethod and @deftypeivar. % #1 is the \E... control sequence to end the definition (which we define). % #2 is the \...x control sequence for consecutive fns (which we define). % #3 is the control sequence to call to resume processing. -% #4, delimited by the space, is the class name. +% #4, delimited by a space, is the class name. % #5 is the method's return type. +% +\def\deftypemethparsebody#1#2#3#4 #5 {\begingroup\inENV + \medbreak + \def#1{\endgraf\endgroup\medbreak}% + \def#2##1 ##2 {\begingroup\obeylines\activeparens\spacesplit{#3{##1}{##2}}}% + \parindent=0in + \advance\leftskip by \defbodyindent + \exdentamount=\defbodyindent + \begingroup\obeylines\activeparens\spacesplit{#3{#4}{#5}}} + +% Used for @deftypeop. The change from \deftypemethparsebody is an +% extra argument at the beginning which is the `category', instead of it +% being the hardwired string `Method' or `Instance Variable'. We have +% to account for this both in the \...x definition and in parsing the +% input at hand. Thus also need a control sequence (passed as #5) for +% the \E... definition to assign the category name to. % -\def\deftypemethparsebody#1#2#3#4 #5 {\begingroup\inENV % -\medbreak % -% Define the end token that this defining construct specifies -% so that it will exit this group. -\def#1{\endgraf\endgroup\medbreak}% -\def#2##1 ##2 {\begingroup\obeylines\activeparens\spacesplit{#3{##1}{##2}}}% -\parindent=0in -\advance\leftskip by \defbodyindent -\exdentamount=\defbodyindent -\begingroup\obeylines\activeparens\spacesplit{#3{#4}{#5}}} +\def\deftypeopparsebody#1#2#3#4#5 #6 {\begingroup\inENV + \medbreak + \def#1{\endgraf\endgroup\medbreak}% + \def#2##1 ##2 ##3 {% + \def#4{##1}% + \begingroup\obeylines\activeparens\spacesplit{#3{##2}{##3}}}% + \parindent=0in + \advance\leftskip by \defbodyindent + \exdentamount=\defbodyindent + \begingroup\obeylines\activeparens\spacesplit{#3{#5}{#6}}} \def\defopparsebody #1#2#3#4#5 {\begingroup\inENV % \medbreak % @@ -4187,12 +4840,13 @@ width0pt\relax} \fi % First, define the processing that is wanted for arguments of \defun % Use this to expand the args and terminate the paragraph they make up -\def\defunargs #1{\functionparens \sl +\def\defunargs#1{\functionparens \sl % Expand, preventing hyphenation at `-' chars. % Note that groups don't affect changes in \hyphenchar. -\hyphenchar\tensl=0 +% Set the font temporarily and use \font in case \setfont made \tensl a macro. +{\tensl\hyphenchar\font=0}% #1% -\hyphenchar\tensl=45 +{\tensl\hyphenchar\font=45}% \ifnum\parencount=0 \else \errmessage{Unbalanced parentheses in @def}\fi% \interlinepenalty=10000 \advance\rightskip by 0pt plus 1fil @@ -4226,7 +4880,7 @@ width0pt\relax} \fi \def\defun{\defparsebody\Edefun\defunx\defunheader} \def\defunheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index -\begingroup\defname {#1}{Function}% +\begingroup\defname {#1}{\putwordDeffunc}% \defunargs {#2}\endgroup % \catcode 61=\other % Turn off change made in \defparsebody } @@ -4240,7 +4894,7 @@ width0pt\relax} \fi % #1 is the data type, #2 the name, #3 the args. \def\deftypefunheaderx #1#2 #3\relax{% \doind {fn}{\code{#2}}% Make entry in function index -\begingroup\defname {\defheaderxcond#1\relax$$$#2}{Function}% +\begingroup\defname {\defheaderxcond#1\relax$$$#2}{\putwordDeftypefun}% \deftypefunargs {#3}\endgroup % \catcode 61=\other % Turn off change made in \defparsebody } @@ -4271,7 +4925,7 @@ width0pt\relax} \fi \def\defmac{\defparsebody\Edefmac\defmacx\defmacheader} \def\defmacheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index -\begingroup\defname {#1}{Macro}% +\begingroup\defname {#1}{\putwordDefmac}% \defunargs {#2}\endgroup % \catcode 61=\other % Turn off change made in \defparsebody } @@ -4281,36 +4935,39 @@ width0pt\relax} \fi \def\defspec{\defparsebody\Edefspec\defspecx\defspecheader} \def\defspecheader #1#2{\doind {fn}{\code{#1}}% Make entry in function index -\begingroup\defname {#1}{Special Form}% +\begingroup\defname {#1}{\putwordDefspec}% \defunargs {#2}\endgroup % \catcode 61=\other % Turn off change made in \defparsebody } -% This definition is run if you use @defunx -% anywhere other than immediately after a @defun or @defunx. - -\def\deffnx #1 {\errmessage{@deffnx in invalid context}} -\def\defunx #1 {\errmessage{@defunx in invalid context}} -\def\defmacx #1 {\errmessage{@defmacx in invalid context}} -\def\defspecx #1 {\errmessage{@defspecx in invalid context}} -\def\deftypefnx #1 {\errmessage{@deftypefnx in invalid context}} -\def\deftypemethodx #1 {\errmessage{@deftypemethodx in invalid context}} -\def\deftypefunx #1 {\errmessage{@deftypefunx in invalid context}} - -% @defmethod, and so on - % @defop CATEGORY CLASS OPERATION ARG... - +% \def\defop #1 {\def\defoptype{#1}% \defopparsebody\Edefop\defopx\defopheader\defoptype} - -\def\defopheader #1#2#3{% +% +\def\defopheader#1#2#3{% \dosubind {fn}{\code{#2}}{\putwordon\ #1}% Make entry in function index -\begingroup\defname {#2}{\defoptype{} on #1}% +\begingroup\defname {#2}{\defoptype\ \putwordon\ #1}% \defunargs {#3}\endgroup % } -% @deftypemethod CLASS RETURN-TYPE METHOD ARG... +% @deftypeop CATEGORY CLASS TYPE OPERATION ARG... +% +\def\deftypeop #1 {\def\deftypeopcategory{#1}% + \deftypeopparsebody\Edeftypeop\deftypeopx\deftypeopheader + \deftypeopcategory} +% +% #1 is the class name, #2 the data type, #3 the operation name, #4 the args. +\def\deftypeopheader#1#2#3#4{% + \dosubind{fn}{\code{#3}}{\putwordon\ \code{#1}}% entry in function index + \begingroup + \defname{\defheaderxcond#2\relax$$$#3} + {\deftypeopcategory\ \putwordon\ \code{#1}}% + \deftypefunargs{#4}% + \endgroup +} + +% @deftypemethod CLASS TYPE METHOD ARG... % \def\deftypemethod{% \deftypemethparsebody\Edeftypemethod\deftypemethodx\deftypemethodheader} @@ -4324,6 +4981,21 @@ width0pt\relax} \fi \endgroup } +% @deftypeivar CLASS TYPE VARNAME +% +\def\deftypeivar{% + \deftypemethparsebody\Edeftypeivar\deftypeivarx\deftypeivarheader} +% +% #1 is the class name, #2 the data type, #3 the variable name. +\def\deftypeivarheader#1#2#3{% + \dosubind{vr}{\code{#3}}{\putwordof\ \code{#1}}% entry in variable index + \begingroup + \defname{\defheaderxcond#2\relax$$$#3} + {\putwordInstanceVariableof\ \code{#1}}% + \defvarargs{#3}% + \endgroup +} + % @defmethod == @defop Method % \def\defmethod{\defmethparsebody\Edefmethod\defmethodx\defmethodheader} @@ -4343,31 +5015,24 @@ width0pt\relax} \fi \defopvarparsebody\Edefcv\defcvx\defcvarheader\defcvtype} \def\defcvarheader #1#2#3{% -\dosubind {vr}{\code{#2}}{of #1}% Make entry in var index -\begingroup\defname {#2}{\defcvtype{} of #1}% +\dosubind {vr}{\code{#2}}{\putwordof\ #1}% Make entry in var index +\begingroup\defname {#2}{\defcvtype\ \putwordof\ #1}% \defvarargs {#3}\endgroup % } -% @defivar == @defcv {Instance Variable} - +% @defivar CLASS VARNAME == @defcv {Instance Variable} CLASS VARNAME +% \def\defivar{\defvrparsebody\Edefivar\defivarx\defivarheader} - -\def\defivarheader #1#2#3{% -\dosubind {vr}{\code{#2}}{of #1}% Make entry in var index -\begingroup\defname {#2}{Instance Variable of #1}% -\defvarargs {#3}\endgroup % +% +\def\defivarheader#1#2#3{% + \dosubind {vr}{\code{#2}}{\putwordof\ #1}% entry in var index + \begingroup + \defname{#2}{\putwordInstanceVariableof\ #1}% + \defvarargs{#3}% + \endgroup } -% These definitions are run if you use @defmethodx, etc., -% anywhere other than immediately after a @defmethod, etc. - -\def\defopx #1 {\errmessage{@defopx in invalid context}} -\def\defmethodx #1 {\errmessage{@defmethodx in invalid context}} -\def\defcvx #1 {\errmessage{@defcvx in invalid context}} -\def\defivarx #1 {\errmessage{@defivarx in invalid context}} - -% Now @defvar - +% @defvar % First, define the processing that is wanted for arguments of @defvar. % This is actually simple: just print them in roman. % This must expand the args and terminate the paragraph they make up @@ -4387,7 +5052,7 @@ width0pt\relax} \fi \def\defvar{\defvarparsebody\Edefvar\defvarx\defvarheader} \def\defvarheader #1#2{\doind {vr}{\code{#1}}% Make entry in var index -\begingroup\defname {#1}{Variable}% +\begingroup\defname {#1}{\putwordDefvar}% \defvarargs {#2}\endgroup % } @@ -4396,7 +5061,7 @@ width0pt\relax} \fi \def\defopt{\defvarparsebody\Edefopt\defoptx\defoptheader} \def\defoptheader #1#2{\doind {vr}{\code{#1}}% Make entry in var index -\begingroup\defname {#1}{User Option}% +\begingroup\defname {#1}{\putwordDefopt}% \defvarargs {#2}\endgroup % } @@ -4408,7 +5073,7 @@ width0pt\relax} \fi % is actually part of the data type, which should not be put into the index. \def\deftypevarheader #1#2{% \dovarind#2 \relax% Make entry in variables index -\begingroup\defname {\defheaderxcond#1\relax$$$#2}{Variable}% +\begingroup\defname {\defheaderxcond#1\relax$$$#2}{\putwordDeftypevar}% \interlinepenalty=10000 \endgraf\nobreak\vskip -\parskip\nobreak \endgroup} @@ -4424,15 +5089,6 @@ width0pt\relax} \fi \endgraf\nobreak\vskip -\parskip\nobreak \endgroup} -% This definition is run if you use @defvarx -% anywhere other than immediately after a @defvar or @defvarx. - -\def\defvrx #1 {\errmessage{@defvrx in invalid context}} -\def\defvarx #1 {\errmessage{@defvarx in invalid context}} -\def\defoptx #1 {\errmessage{@defoptx in invalid context}} -\def\deftypevarx #1 {\errmessage{@deftypevarx in invalid context}} -\def\deftypevrx #1 {\errmessage{@deftypevrx in invalid context}} - % Now define @deftp % Args are printed in bold, a slight difference from @defvar. @@ -4445,23 +5101,45 @@ width0pt\relax} \fi \def\deftpheader #1#2#3{\doind {tp}{\code{#2}}% \begingroup\defname {#2}{#1}\deftpargs{#3}\endgroup} -% This definition is run if you use @deftpx, etc -% anywhere other than immediately after a @deftp, etc. - -\def\deftpx #1 {\errmessage{@deftpx in invalid context}} +% These definitions are used if you use @defunx (etc.) +% anywhere other than immediately after a @defun or @defunx. +% +\def\defcvx#1 {\errmessage{@defcvx in invalid context}} +\def\deffnx#1 {\errmessage{@deffnx in invalid context}} +\def\defivarx#1 {\errmessage{@defivarx in invalid context}} +\def\defmacx#1 {\errmessage{@defmacx in invalid context}} +\def\defmethodx#1 {\errmessage{@defmethodx in invalid context}} +\def\defoptx #1 {\errmessage{@defoptx in invalid context}} +\def\defopx#1 {\errmessage{@defopx in invalid context}} +\def\defspecx#1 {\errmessage{@defspecx in invalid context}} +\def\deftpx#1 {\errmessage{@deftpx in invalid context}} +\def\deftypefnx#1 {\errmessage{@deftypefnx in invalid context}} +\def\deftypefunx#1 {\errmessage{@deftypefunx in invalid context}} +\def\deftypeivarx#1 {\errmessage{@deftypeivarx in invalid context}} +\def\deftypemethodx#1 {\errmessage{@deftypemethodx in invalid context}} +\def\deftypeopx#1 {\errmessage{@deftypeopx in invalid context}} +\def\deftypevarx#1 {\errmessage{@deftypevarx in invalid context}} +\def\deftypevrx#1 {\errmessage{@deftypevrx in invalid context}} +\def\defunx#1 {\errmessage{@defunx in invalid context}} +\def\defvarx#1 {\errmessage{@defvarx in invalid context}} +\def\defvrx#1 {\errmessage{@defvrx in invalid context}} \message{macros,} % @macro. -% To do this right we need a feature of e-TeX, \scantokens, +% To do this right we need a feature of e-TeX, \scantokens, % which we arrange to emulate with a temporary file in ordinary TeX. \ifx\eTeXversion\undefined \newwrite\macscribble \def\scanmacro#1{% \begingroup \newlinechar`\^^M + % Undo catcode changes of \startcontents and \doprintindex + \catcode`\@=0 \catcode`\\=12 \escapechar=`\@ + % Append \endinput to make sure that TeX does not see the ending newline. + \toks0={#1\endinput}% \immediate\openout\macscribble=\jobname.tmp - \immediate\write\macscribble{#1}% + \immediate\write\macscribble{\the\toks0}% \immediate\closeout\macscribble \let\xeatspaces\eatspaces \input \jobname.tmp @@ -4470,12 +5148,16 @@ width0pt\relax} \fi \else \def\scanmacro#1{% \begingroup \newlinechar`\^^M -\let\xeatspaces\eatspaces\scantokens{#1}\endgroup} +% Undo catcode changes of \startcontents and \doprintindex +\catcode`\@=0 \catcode`\\=12 \escapechar=`\@ +\let\xeatspaces\eatspaces\scantokens{#1\endinput}\endgroup} \fi \newcount\paramno % Count of parameters \newtoks\macname % Macro name \newif\ifrecursive % Is it recursive? +\def\macrolist{} % List of all defined macros in the form + % \do\macro1\do\macro2... % Utility routines. % Thisdoes \let #1 = #2, except with \csnames. @@ -4507,8 +5189,8 @@ width0pt\relax} \fi % all characters are catcode 10, 11 or 12, except \ which is active % (as in normal texinfo). It is necessary to change the definition of \. -% It's necessary to have hard CRs when the macro is executed. This is -% done by making ^^M (\endlinechar) catcode 12 when reading the macro +% It's necessary to have hard CRs when the macro is executed. This is +% done by making ^^M (\endlinechar) catcode 12 when reading the macro % body, and then making it the \newlinechar in \scanmacro. \def\macrobodyctxt{% @@ -4537,7 +5219,7 @@ width0pt\relax} \fi \catcode`\\=12} % \mbodybackslash is the definition of \ in @macro bodies. -% It maps \foo\ => \csname macarg.foo\endcsname => #N +% It maps \foo\ => \csname macarg.foo\endcsname => #N % where N is the macro parameter number. % We define \csname macarg.\endcsname to be \realbackslash, so % \\ in macro replacement text gets you a backslash. @@ -4556,25 +5238,48 @@ width0pt\relax} \fi \ifx\argl\empty % no arguments \paramno=0% \else - \expandafter\parsemargdef \argl;% + \expandafter\parsemargdef \argl;% \fi - \expandafter\ifx \csname macsave.\the\macname\endcsname \relax - \cslet{macsave.\the\macname}{\the\macname}% - \else + \if1\csname ismacro.\the\macname\endcsname \message{Warning: redefining \the\macname}% + \else + \expandafter\ifx\csname \the\macname\endcsname \relax + \else \errmessage{The name \the\macname\space is reserved}\fi + \global\cslet{macsave.\the\macname}{\the\macname}% + \global\expandafter\let\csname ismacro.\the\macname\endcsname=1% + % Add the macroname to \macrolist + \toks0 = \expandafter{\macrolist\do}% + \xdef\macrolist{\the\toks0 + \expandafter\noexpand\csname\the\macname\endcsname}% \fi \begingroup \macrobodyctxt \ifrecursive \expandafter\parsermacbody - \else \expandafter\parsemacbody + \else \expandafter\parsemacbody \fi} \def\unmacro{\parsearg\unmacroxxx} \def\unmacroxxx#1{% - \expandafter\ifx \csname macsave.\the\macname\endcsname \relax - \errmessage{Macro \the\macname\ not defined.}% + \if1\csname ismacro.#1\endcsname + \global\cslet{#1}{macsave.#1}% + \global\expandafter\let \csname ismacro.#1\endcsname=0% + % 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 + \endgroup \else - \cslet{#1}{macsave.#1}% - \expandafter\let \csname macsave.\the\macname\endcsname \undefined + \errmessage{Macro #1 not defined}% \fi } @@ -4633,19 +5338,20 @@ width0pt\relax} \fi \or % 1 \expandafter\xdef\csname\the\macname\endcsname{% \bgroup\noexpand\macroargctxt - \noexpand\braceorline\csname\the\macname xxx\endcsname}% + \noexpand\braceorline + \expandafter\noexpand\csname\the\macname xxx\endcsname}% \expandafter\xdef\csname\the\macname xxx\endcsname##1{% \egroup\noexpand\scanmacro{\temp}}% \else % many \expandafter\xdef\csname\the\macname\endcsname{% \bgroup\noexpand\macroargctxt - \noexpand\csname\the\macname xx\endcsname} + \noexpand\csname\the\macname xx\endcsname}% \expandafter\xdef\csname\the\macname xx\endcsname##1{% - \csname\the\macname xxx\endcsname ##1,}% + \expandafter\noexpand\csname\the\macname xxx\endcsname ##1,}% \expandafter\expandafter \expandafter\xdef \expandafter\expandafter - \csname\the\macname xxx\endcsname + \csname\the\macname xxx\endcsname \paramlist{\egroup\noexpand\scanmacro{\temp}}% \fi \else @@ -4657,7 +5363,8 @@ width0pt\relax} \fi \or % 1 \expandafter\xdef\csname\the\macname\endcsname{% \bgroup\noexpand\macroargctxt - \noexpand\braceorline\csname\the\macname xxx\endcsname}% + \noexpand\braceorline + \expandafter\noexpand\csname\the\macname xxx\endcsname}% \expandafter\xdef\csname\the\macname xxx\endcsname##1{% \egroup \noexpand\norecurse{\the\macname}% @@ -4665,9 +5372,9 @@ width0pt\relax} \fi \else % many \expandafter\xdef\csname\the\macname\endcsname{% \bgroup\noexpand\macroargctxt - \noexpand\csname\the\macname xx\endcsname} + \expandafter\noexpand\csname\the\macname xx\endcsname}% \expandafter\xdef\csname\the\macname xx\endcsname##1{% - \csname\the\macname xxx\endcsname ##1,}% + \expandafter\noexpand\csname\the\macname xxx\endcsname ##1,}% \expandafter\expandafter \expandafter\xdef \expandafter\expandafter @@ -4688,11 +5395,29 @@ width0pt\relax} \fi \def\braceorline#1{\let\next=#1\futurelet\nchar\braceorlinexxx} \def\braceorlinexxx{% \ifx\nchar\bgroup\else - \expandafter\parsearg + \expandafter\parsearg \fi \next} +% We mant to disable all macros during \shipout so that they are not +% expanded by \write. +\def\turnoffmacros{\begingroup \def\do##1{\let\noexpand##1=\relax}% + \edef\next{\macrolist}\expandafter\endgroup\next} + + +% @alias. +% We need some trickery to remove the optional spaces around the equal +% sign. Just make them active and then expand them all to nothing. +\def\alias{\begingroup\obeyspaces\parsearg\aliasxxx} +\def\aliasxxx #1{\aliasyyy#1\relax} +\def\aliasyyy #1=#2\relax{\ignoreactivespaces +\edef\next{\global\let\expandafter\noexpand\csname#1\endcsname=% + \expandafter\noexpand\csname#2\endcsname}% +\expandafter\endgroup\next} + \message{cross references,} +% @xref etc. + \newwrite\auxfile \newif\ifhavexrefs % True if xref values are known. @@ -4734,21 +5459,24 @@ width0pt\relax} \fi % @anchor{NAME} -- define xref target at arbitrary point. -% -\def\anchor#1{\setref{#1}{Ynothing}} - +% +\newcount\savesfregister +\gdef\savesf{\relax \ifhmode \savesfregister=\spacefactor \fi} +\gdef\restoresf{\relax \ifhmode \spacefactor=\savesfregister \fi} +\gdef\anchor#1{\savesf \setref{#1}{Ynothing}\restoresf \ignorespaces} % \setref{NAME}{SNT} defines a cross-reference point NAME, namely % NAME-title, NAME-pg, and NAME-SNT. Called from \foonoderef. We have % to set \indexdummies so commands such as @code in a section title % aren't expanded. It would be nicer not to expand the titles in the % first place, but there's so many layers that that is hard to do. -% +% \def\setref#1#2{{% \indexdummies + \pdfmkdest{#1}% \dosetq{#1-title}{Ytitle}% \dosetq{#1-pg}{Ypagenumber}% - \dosetq{#1-snt}{#2} + \dosetq{#1-snt}{#2}% }} % @xref, @pxref, and @ref generate cross-references. For \xrefX, #1 is @@ -4760,6 +5488,7 @@ width0pt\relax} \fi \def\xref#1{\putwordSee{} \xrefX[#1,,,,,,,]} \def\ref#1{\xrefX[#1,,,,,,,]} \def\xrefX[#1,#2,#3,#4,#5,#6]{\begingroup + \unsepspaces \def\printedmanual{\ignorespaces #5}% \def\printednodename{\ignorespaces #3}% \setbox1=\hbox{\printedmanual}% @@ -4793,8 +5522,23 @@ width0pt\relax} \fi % are best written with fairly long node names, containing hyphens, this % is a loss. Therefore, we give the text of the node name again, so it % is as if TeX is seeing it for the first time. + \ifpdf + \leavevmode + \getfilename{#4}% + {\normalturnoffactive + \ifnum\filenamelength>0 + \startlink attr{/Border [0 0 0]}% + goto file{\the\filename.pdf} name{#1}% + \else + \startlink attr{/Border [0 0 0]}% + goto name{#1}% + \fi + }% + \linkcolor + \fi + % \ifdim \wd1 > 0pt - \putwordsection{} ``\printednodename'' in \cite{\printedmanual}% + \putwordsection{} ``\printednodename'' \putwordin{} \cite{\printedmanual}% \else % _ (for example) has to be the character _ for the purposes of the % control sequence corresponding to the node, but it has to expand @@ -4807,11 +5551,12 @@ width0pt\relax} \fi \setbox2 = \hbox{\ignorespaces \refx{#1-snt}{}}% \ifdim \wd2 > 0pt \refx{#1-snt}\space\fi }% - % [mynode], + % [mynode], [\printednodename],\space % page 3 \turnoffactive \putwordpage\tie\refx{#1-pg}{}% \fi + \endlink \endgroup} % \dosetq is the interface for calls from other macros @@ -4819,7 +5564,7 @@ width0pt\relax} \fi % Use \normalturnoffactive so that punctuation chars such as underscore % and backslash work in node names. (\turnoffactive doesn't do \.) \def\dosetq#1#2{% - {\let\folio=0 + {\let\folio=0% \normalturnoffactive \edef\next{\write\auxfile{\internalsetq{#1}{#2}}}% \iflinks @@ -4896,7 +5641,7 @@ width0pt\relax} \fi } % This is the macro invoked by entries in the aux file. -% +% \def\xrdef#1{\begingroup % Reenable \ as an escape while reading the second argument. \catcode`\\ = 0 @@ -5048,6 +5793,8 @@ width0pt\relax} \fi \xspaceskip\z@skip \parindent\defaultparindent % + \smallfonts \rm + % % Hang the footnote text off the number. \hang \textindent{\thisfootno}% @@ -5062,28 +5809,10 @@ width0pt\relax} \fi \else\let\next\f@t\fi \next} \def\f@@t{\bgroup\aftergroup\@foot\let\next} \def\f@t#1{#1\@foot} -\def\@foot{\strut\egroup} +\def\@foot{\strut\par\egroup} }%end \catcode `\@=11 -% Set the baselineskip to #1, and the lineskip and strut size -% correspondingly. There is no deep meaning behind these magic numbers -% used as factors; they just match (closely enough) what Knuth defined. -% -\def\lineskipfactor{.08333} -\def\strutheightpercent{.70833} -\def\strutdepthpercent {.29167} -% -\def\setleading#1{% - \normalbaselineskip = #1\relax - \normallineskip = \lineskipfactor\normalbaselineskip - \normalbaselines - \setbox\strutbox =\hbox{% - \vrule width0pt height\strutheightpercent\baselineskip - depth \strutdepthpercent \baselineskip - }% -} - % @| inserts a changebar to the left of the current line. It should % surround any changed text. This approach does *not* work if the % change spans more than two lines of output. To handle that, we would @@ -5121,7 +5850,7 @@ width0pt\relax} \fi % @image. We use the macros from epsf.tex to support this. % If epsf.tex is not installed and @image is used, we complain. -% +% % Check for and read epsf.tex up front. If we read it only at @image % time, we might be inside a group, and then its definitions would get % undone and the next image would fail. @@ -5134,12 +5863,12 @@ width0pt\relax} \fi \input epsf.tex \fi % +% We will only complain once about lack of epsf.tex. \newif\ifwarnednoepsf \newhelp\noepsfhelp{epsf.tex must be installed for images to work. It is also included in the Texinfo distribution, or you can get - it from ftp://ftp.tug.org/tex/epsf.tex.} + it from ftp://tug.org/tex/epsf.tex.} % -% Only complain once about lack of epsf.tex. \def\image#1{% \ifx\epsfbox\undefined \ifwarnednoepsf \else @@ -5155,26 +5884,73 @@ width0pt\relax} \fi % Arguments to @image: % #1 is (mandatory) image filename; we tack on .eps extension. % #2 is (optional) width, #3 is (optional) height. -% #4 is just the usual extra ignored arg for parsing this stuff. -\def\imagexxx#1,#2,#3,#4\finish{% - % \epsfbox itself resets \epsf?size at each figure. - \setbox0 = \hbox{\ignorespaces #2}\ifdim\wd0 > 0pt \epsfxsize=#2\relax \fi - \setbox0 = \hbox{\ignorespaces #3}\ifdim\wd0 > 0pt \epsfysize=#3\relax \fi - % If the image is by itself, center it. - \ifvmode - \nobreak\medskip - \nobreak - \centerline{\epsfbox{#1.eps}}% - \bigbreak +% #4 is (ignored optional) html alt text. +% #5 is (ignored optional) extension. +% #6 is just the usual extra ignored arg for parsing this stuff. +\def\imagexxx#1,#2,#3,#4,#5,#6\finish{% + \ifpdf + \centerline{\dopdfimage{#1}{#2}{#3}}% \else - \epsfbox{#1.eps}% + % \epsfbox itself resets \epsf?size at each figure. + \setbox0 = \hbox{\ignorespaces #2}\ifdim\wd0 > 0pt \epsfxsize=#2\relax \fi + \setbox0 = \hbox{\ignorespaces #3}\ifdim\wd0 > 0pt \epsfysize=#3\relax \fi + \begingroup + \catcode`\^^M = 5 % in case we're inside an example + \normalturnoffactive % allow _ et al. in names + % If the image is by itself, center it. + \ifvmode + \nobreak\bigskip + % Usually we'll have text after the image which will insert + % \parskip glue, so insert it here too to equalize the space + % above and below. + \nobreak\vskip\parskip + \nobreak + \centerline{\epsfbox{#1.eps}}% + \bigbreak + \else + % In the middle of a paragraph, no extra space. + \epsfbox{#1.eps}% + \fi + \endgroup + \fi +} + + +\message{localization,} +% and i18n. + +% @documentlanguage is usually given very early, just after +% @setfilename. If done too late, it may not override everything +% properly. Single argument is the language abbreviation. +% It would be nice if we could set up a hyphenation file here. +% +\def\documentlanguage{\parsearg\dodocumentlanguage} +\def\dodocumentlanguage#1{% + \tex % read txi-??.tex file in plain TeX. + % Read the file if it exists. + \openin 1 txi-#1.tex + \ifeof1 + \errhelp = \nolanghelp + \errmessage{Cannot read language file txi-#1.tex}% + \let\temp = \relax + \else + \def\temp{\input txi-#1.tex }% \fi + \temp + \endgroup } +\newhelp\nolanghelp{The given language definition file cannot be found or +is empty. Maybe you need to install it? In the current directory +should work if nowhere else does.} + +% @documentencoding should change something in TeX eventually, most +% likely, but for now just recognize it. +\let\documentencoding = \comment -\message{paper sizes,} -% And other related parameters. +% Page size parameters. +% \newdimen\defaultparindent \defaultparindent = 15pt \chapheadingskip = 15pt plus 4pt minus 2pt @@ -5194,22 +5970,21 @@ width0pt\relax} \fi % Use TeX 3.0's \emergencystretch to help line breaking, but if we're % using an old version of TeX, don't do anything. We want the amount of % stretch added to depend on the line length, hence the dependence on -% \hsize. This makes it come to about 9pt for the 8.5x11 format. We -% call this whenever the paper size is set. +% \hsize. We call this whenever the paper size is set. % \def\setemergencystretch{% \ifx\emergencystretch\thisisundefined % Allow us to assign to \emergencystretch anyway. \def\emergencystretch{\dimen0}% \else - \emergencystretch = \hsize - \divide\emergencystretch by 45 + \emergencystretch = .15\hsize \fi } % Parameters in order: 1) textheight; 2) textwidth; 3) voffset; -% 4) hoffset; 5) binding offset; 6) topskip. Then whoever calls us can -% set \parskip and call \setleading for \baselineskip. +% 4) hoffset; 5) binding offset; 6) topskip. 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{% \voffset = #3\relax @@ -5230,14 +6005,25 @@ width0pt\relax} \fi \normaloffset = #4\relax \bindingoffset = #5\relax % + \setleading{\textleading} + % \parindent = \defaultparindent \setemergencystretch } +% Use `small' versions. +% +\def\smallenvironments{% + \let\smalldisplay = \smalldisplayx + \let\smallexample = \smalllispx + \let\smallformat = \smallformatx + \let\smalllisp = \smalllispx +} + % @letterpaper (the default). \def\letterpaper{{\globaldefs = 1 \parskip = 3pt plus 2pt minus 1pt - \setleading{13.2pt}% + \textleading = 13.2pt % % If page is nothing but text, make it come out even. \internalpagesizes{46\baselineskip}{6in}{\voffset}{.25in}{\bindingoffset}{36pt}% @@ -5246,7 +6032,7 @@ width0pt\relax} \fi % Use @smallbook to reset parameters for 7x9.5 (or so) format. \def\smallbook{{\globaldefs = 1 \parskip = 2pt plus 1pt - \setleading{12pt}% + \textleading = 12pt % \internalpagesizes{7.5in}{5.in}{\voffset}{.25in}{\bindingoffset}{16pt}% % @@ -5256,17 +6042,13 @@ width0pt\relax} \fi \contentsrightmargin = 0pt \deftypemargin = 0pt \defbodyindent = .5cm - % - \let\smalldisplay = \smalldisplayx - \let\smallexample = \smalllispx - \let\smallformat = \smallformatx - \let\smalllisp = \smalllispx + \smallenvironments }} % Use @afourpaper to print on European A4 paper. \def\afourpaper{{\globaldefs = 1 - \setleading{12pt}% \parskip = 3pt plus 2pt minus 1pt + \textleading = 12pt % \internalpagesizes{53\baselineskip}{160mm}{\voffset}{4mm}{\bindingoffset}{44pt}% % @@ -5274,29 +6056,45 @@ width0pt\relax} \fi \hfuzz = 1pt }} +% Use @afivepaper to print on European A5 paper. +% From romildo@urano.iceb.ufop.br, 2 July 2000. +% He also recommends making @example and @lisp be small. +\def\afivepaper{{\globaldefs = 1 + \parskip = 2pt plus 1pt minus 0.1pt + \textleading = 12.5pt + % + \internalpagesizes{166mm}{120mm}{\voffset}{-8mm}{\bindingoffset}{8pt}% + % + \lispnarrowing = 0.2in + \tolerance = 800 + \hfuzz = 1.2pt + \contentsrightmargin = 0mm + \deftypemargin = 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. \def\afourlatex{{\globaldefs = 1 - \setleading{13.6pt}% + \textleading = 13.6pt % \afourpaper \internalpagesizes{237mm}{150mm}{3.6mm}{3.6mm}{3mm}{7mm}% - % - \globaldefs = 0 }} % Use @afourwide to print on European A4 paper in wide format. \def\afourwide{% \afourpaper - \internalpagesizes{9.5in}{6.5in}{\hoffset}{\normaloffset}{\bindingoffset}{7mm}% - % - \globaldefs = 0 + \internalpagesizes{6.5in}{9.5in}{\hoffset}{\normaloffset}{\bindingoffset}{7mm}% } % @pagesizes TEXTHEIGHT[,TEXTWIDTH] % Perhaps we should allow setting the margins, \topskip, \parskip, % and/or leading, also. Or perhaps we should compute them somehow. -% +% \def\pagesizes{\parsearg\pagesizesxxx} \def\pagesizesxxx#1{\pagesizesyyy #1,,\finish} \def\pagesizesyyy#1,#2,#3\finish{{% @@ -5304,15 +6102,16 @@ width0pt\relax} \fi \globaldefs = 1 % \parskip = 3pt plus 2pt minus 1pt - \setleading{13.2pt}% + \setleading{\textleading}% % \internalpagesizes{#1}{\hsize}{\voffset}{\normaloffset}{\bindingoffset}{44pt}% }} % Set default to letter. -% +% \letterpaper + \message{and turning on texinfo input format.} % Define macros to output various characters with catcode for normal text. @@ -5324,6 +6123,7 @@ width0pt\relax} \fi \catcode`\<=\other \catcode`\>=\other \catcode`\+=\other +\catcode`\$=\other \def\normaldoublequote{"} \def\normaltilde{~} \def\normalcaret{^} @@ -5332,6 +6132,7 @@ width0pt\relax} \fi \def\normalless{<} \def\normalgreater{>} \def\normalplus{+} +\def\normaldollar{$} % This macro is used to make a character print one way in ttfont % where it can probably just be output, and another way in other fonts, @@ -5342,7 +6143,13 @@ width0pt\relax} \fi % interword stretch (and shrink), and it is reasonable to expect all % typewriter fonts to have this, we can check that font parameter. % -\def\ifusingtt#1#2{\ifdim \fontdimen3\the\font=0pt #1\else #2\fi} +\def\ifusingtt#1#2{\ifdim \fontdimen3\font=0pt #1\else #2\fi} + +% Same as above, but check for italic font. Actually this also catches +% non-italic slanted fonts since it is impossible to distinguish them from +% italic fonts. But since this is only used by $ and it uses \sl anyway +% this is not a problem. +\def\ifusingit#1#2{\ifdim \fontdimen1\font>0pt #1\else #2\fi} % Turn off all special characters except @ % (and those which the user can use as if they were ordinary). @@ -5373,6 +6180,8 @@ width0pt\relax} \fi \def>{{\tt \gtr}} \catcode`\+=\active \def+{{\tt \char 43}} +\catcode`\$=\active +\def${\ifusingit{{\sl\$}}\normaldollar} %\catcode 27=\active %\def^^[{$\diamondsuit$} @@ -5403,9 +6212,6 @@ width0pt\relax} \fi % \normalbackslash outputs one backslash in fixed width font. \def\normalbackslash{{\tt\rawbackslashxx}} -% Say @foo, not \foo, in error messages. -\escapechar=`\@ - % \catcode 17=0 % Define control-q \catcode`\\=\active @@ -5419,7 +6225,8 @@ width0pt\relax} \fi @let|=@normalverticalbar @let<=@normalless @let>=@normalgreater -@let+=@normalplus} +@let+=@normalplus +@let$=@normaldollar} @def@normalturnoffactive{@let"=@normaldoublequote @let\=@normalbackslash @@ -5429,7 +6236,8 @@ width0pt\relax} \fi @let|=@normalverticalbar @let<=@normalless @let>=@normalgreater -@let+=@normalplus} +@let+=@normalplus +@let$=@normaldollar} % Make _ and + \other characters, temporarily. % This is canceled by @fixbackslash. @@ -5448,20 +6256,29 @@ width0pt\relax} \fi % Also back turn on active characters that might appear in the input % file name, in case not using a pre-dumped format. % -@gdef@fixbackslash{@ifx\@eatinput @let\ = @normalbackslash @fi - @catcode`+=@active @catcode`@_=@active} +@gdef@fixbackslash{% + @ifx\@eatinput @let\ = @normalbackslash @fi + @catcode`+=@active + @catcode`@_=@active +} + +% Say @foo, not \foo, in error messages. +@escapechar = `@@ -% These look ok in all fonts, so just make them not special. The @rm below -% makes sure that the current font starts out as the newly loaded cmr10 -@catcode`@$=@other @catcode`@%=@other @catcode`@&=@other @catcode`@#=@other +% These look ok in all fonts, so just make them not special. +@catcode`@& = @other +@catcode`@# = @other +@catcode`@% = @other +@c Set initial fonts. @textfonts @rm + @c Local variables: @c eval: (add-hook 'write-file-hooks 'time-stamp) @c page-delimiter: "^\\\\message" @c time-stamp-start: "def\\\\texinfoversion{" -@c time-stamp-format: "%:y-%02m-%02d" +@c time-stamp-format: "%:y-%02m-%02d.%02H" @c time-stamp-end: "}" @c End: |
