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-rw-r--r--macros/texinfo/texinfo/build-aux/texinfo.tex1584
1 files changed, 738 insertions, 846 deletions
diff --git a/macros/texinfo/texinfo/build-aux/texinfo.tex b/macros/texinfo/texinfo/build-aux/texinfo.tex
index 5e260ed8f9..af857cbbb0 100644
--- a/macros/texinfo/texinfo/build-aux/texinfo.tex
+++ b/macros/texinfo/texinfo/build-aux/texinfo.tex
@@ -3,12 +3,9 @@
% Load plain if necessary, i.e., if running under initex.
\expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
%
-\def\texinfoversion{2016-08-16.20}
+\def\texinfoversion{2019-09-20.22}
%
-% Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
-% 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-% 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
-% Free Software Foundation, Inc.
+% Copyright 1985, 1986, 1988, 1990-2019 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
@@ -21,7 +18,7 @@
% General Public License for more details.
%
% You should have received a copy of the GNU General Public License
-% along with this program. If not, see <http://www.gnu.org/licenses/>.
+% along with this program. If not, see <https://www.gnu.org/licenses/>.
%
% As a special exception, when this file is read by TeX when processing
% a Texinfo source document, you may use the result without
@@ -30,9 +27,9 @@
%
% Please try the latest version of texinfo.tex before submitting bug
% reports; you can get the latest version from:
-% http://ftp.gnu.org/gnu/texinfo/ (the Texinfo release area), or
-% http://ftpmirror.gnu.org/texinfo/ (same, via a mirror), or
-% http://www.gnu.org/software/texinfo/ (the Texinfo home page)
+% https://ftp.gnu.org/gnu/texinfo/ (the Texinfo release area), or
+% https://ftpmirror.gnu.org/texinfo/ (same, via a mirror), or
+% https://www.gnu.org/software/texinfo/ (the Texinfo home page)
% The texinfo.tex in any given distribution could well be out
% of date, so if that's what you're using, please check.
%
@@ -56,7 +53,7 @@
% extent. You can get the existing language-specific files from the
% full Texinfo distribution.
%
-% The GNU Texinfo home page is http://www.gnu.org/software/texinfo.
+% The GNU Texinfo home page is https://www.gnu.org/software/texinfo.
\message{Loading texinfo [version \texinfoversion]:}
@@ -165,6 +162,9 @@
% Give the space character the catcode for a space.
\def\spaceisspace{\catcode`\ =10\relax}
+% Likewise for ^^M, the end of line character.
+\def\endlineisspace{\catcode13=10\relax}
+
\chardef\dashChar = `\-
\chardef\slashChar = `\/
\chardef\underChar = `\_
@@ -241,17 +241,7 @@
%
\def\finalout{\overfullrule=0pt }
-% Do @cropmarks to get crop marks.
-%
-\newif\ifcropmarks
-\let\cropmarks = \cropmarkstrue
-%
-% Dimensions to add cropmarks at corners.
-% Added by P. A. MacKay, 12 Nov. 1986
-%
\newdimen\outerhsize \newdimen\outervsize % set by the paper size routines
-\newdimen\cornerlong \cornerlong=1pc
-\newdimen\cornerthick \cornerthick=.3pt
\newdimen\topandbottommargin \topandbottommargin=.75in
% Output a mark which sets \thischapter, \thissection and \thiscolor.
@@ -267,8 +257,8 @@
% \domark is called twice inside \chapmacro, to add one
% mark before the section break, and one after.
-% In the second call \prevchapterdefs is the same as \lastchapterdefs,
-% and \prevsectiondefs is the same as \lastsectiondefs.
+% In the second call \prevchapterdefs is the same as \currentchapterdefs,
+% and \prevsectiondefs is the same as \currentsectiondefs.
% Then if the page is not broken at the mark, some of the previous
% section appears on the page, and we can get the name of this section
% from \firstmark for @everyheadingmarks top.
@@ -276,11 +266,11 @@
%
% See page 260 of The TeXbook.
\def\domark{%
- \toks0=\expandafter{\lastchapterdefs}%
- \toks2=\expandafter{\lastsectiondefs}%
+ \toks0=\expandafter{\currentchapterdefs}%
+ \toks2=\expandafter{\currentsectiondefs}%
\toks4=\expandafter{\prevchapterdefs}%
\toks6=\expandafter{\prevsectiondefs}%
- \toks8=\expandafter{\lastcolordefs}%
+ \toks8=\expandafter{\currentcolordefs}%
\mark{%
\the\toks0 \the\toks2 % 0: marks for @everyheadingmarks top
\noexpand\or \the\toks4 \the\toks6 % 1: for @everyheadingmarks bottom
@@ -297,19 +287,19 @@
% @setcolor (or @url, or @link, etc.) between @contents and the very
% first @chapter.
\def\gettopheadingmarks{%
- \ifcase0\topmark\fi
+ \ifcase0\the\savedtopmark\fi
\ifx\thischapter\empty \ifcase0\firstmark\fi \fi
}
\def\getbottomheadingmarks{\ifcase1\botmark\fi}
-\def\getcolormarks{\ifcase2\topmark\fi}
+\def\getcolormarks{\ifcase2\the\savedtopmark\fi}
% Avoid "undefined control sequence" errors.
-\def\lastchapterdefs{}
-\def\lastsectiondefs{}
-\def\lastsection{}
+\def\currentchapterdefs{}
+\def\currentsectiondefs{}
+\def\currentsection{}
\def\prevchapterdefs{}
\def\prevsectiondefs{}
-\def\lastcolordefs{}
+\def\currentcolordefs{}
% Margin to add to right of even pages, to left of odd pages.
\newdimen\bindingoffset
@@ -319,39 +309,57 @@
% Main output routine.
%
\chardef\PAGE = 255
-\output = {\onepageout{\pagecontents\PAGE}}
+\newtoks\defaultoutput
+\defaultoutput = {\savetopmark\onepageout{\pagecontents\PAGE}}
+\output=\expandafter{\the\defaultoutput}
\newbox\headlinebox
\newbox\footlinebox
+% When outputting the double column layout for indices, an output routine
+% is run several times, which hides the original value of \topmark. This
+% can lead to a page heading being output and duplicating the chapter heading
+% of the index. Hence, save the contents of \topmark at the beginning of
+% the output routine. The saved contents are valid until we actually
+% \shipout a page.
+%
+% (We used to run a short output routine to actually set \topmark and
+% \firstmark to the right values, but if this was called with an empty page
+% containing whatsits for writing index entries, the whatsits would be thrown
+% away and the index auxiliary file would remain empty.)
+%
+\newtoks\savedtopmark
+\newif\iftopmarksaved
+\topmarksavedtrue
+\def\savetopmark{%
+ \iftopmarksaved\else
+ \global\savedtopmark=\expandafter{\topmark}%
+ \global\topmarksavedtrue
+ \fi
+}
+
% \onepageout takes a vbox as an argument.
-% \shipout a vbox for a single page, adding an optional header, footer,
-% cropmarks, and footnote. This also causes index entries for this page
-% to be written to the auxiliary files.
+% \shipout a vbox for a single page, adding an optional header, footer
+% and footnote. This also causes index entries for this page to be written
+% to the auxiliary files.
%
\def\onepageout#1{%
- \ifcropmarks \hoffset=0pt \else \hoffset=\normaloffset \fi
+ \hoffset=\normaloffset
%
\ifodd\pageno \advance\hoffset by \bindingoffset
\else \advance\hoffset by -\bindingoffset\fi
%
- % Common context changes for both heading and footing.
- % Do this outside of the \shipout so @code etc. will be expanded in
- % the headline as they should be, not taken literally (outputting ''code).
- \def\commmonheadfootline{\let\hsize=\txipagewidth \texinfochars}
- %
% Retrieve the information for the headings from the marks in the page,
% and call Plain TeX's \makeheadline and \makefootline, which use the
% values in \headline and \footline.
%
% This is used to check if we are on the first page of a chapter.
- \ifcase1\topmark\fi
+ \ifcase1\the\savedtopmark\fi
\let\prevchaptername\thischaptername
\ifcase0\firstmark\fi
\let\curchaptername\thischaptername
%
\ifodd\pageno \getoddheadingmarks \else \getevenheadingmarks \fi
- \ifodd\pageno \getoddfootingmarks \else \getevenfootingmarks \fi
%
\ifx\curchaptername\prevchaptername
\let\thischapterheading\thischapter
@@ -362,7 +370,14 @@
\def\thischapterheading{}%
\fi
%
+ % Common context changes for both heading and footing.
+ % Do this outside of the \shipout so @code etc. will be expanded in
+ % the headline as they should be, not taken literally (outputting ''code).
+ \def\commmonheadfootline{\let\hsize=\txipagewidth \texinfochars}
+ %
\global\setbox\headlinebox = \vbox{\commmonheadfootline \makeheadline}%
+ %
+ \ifodd\pageno \getoddfootingmarks \else \getevenfootingmarks \fi
\global\setbox\footlinebox = \vbox{\commmonheadfootline \makefootline}%
%
{%
@@ -371,37 +386,12 @@
% take effect in \write's, yet the group defined by the \vbox ends
% before the \shipout runs.
%
- \indexdummies % don't expand commands in the output.
- \normalturnoffactive % \ in index entries must not stay \, e.g., if
- % the page break happens to be in the middle of an example.
- % We don't want .vr (or whatever) entries like this:
- % \entry{{\indexbackslash }acronym}{32}{\code {\acronym}}
- % "\acronym" won't work when it's read back in;
- % it needs to be
- % {\code {{\backslashcurfont }acronym}
+ \atdummies % don't expand commands in the output.
+ \turnoffactive
\shipout\vbox{%
% Do this early so pdf references go to the beginning of the page.
\ifpdfmakepagedest \pdfdest name{\the\pageno} xyz\fi
%
- \ifcropmarks \vbox to \outervsize\bgroup
- \hsize = \outerhsize
- \vskip-\topandbottommargin
- \vtop to0pt{%
- \line{\ewtop\hfil\ewtop}%
- \nointerlineskip
- \line{%
- \vbox{\moveleft\cornerthick\nstop}%
- \hfill
- \vbox{\moveright\cornerthick\nstop}%
- }%
- \vss}%
- \vskip\topandbottommargin
- \line\bgroup
- \hfil % center the page within the outer (page) hsize.
- \ifodd\pageno\hskip\bindingoffset\fi
- \vbox\bgroup
- \fi
- %
\unvbox\headlinebox
\pagebody{#1}%
\ifdim\ht\footlinebox > 0pt
@@ -412,24 +402,9 @@
\unvbox\footlinebox
\fi
%
- \ifcropmarks
- \egroup % end of \vbox\bgroup
- \hfil\egroup % end of (centering) \line\bgroup
- \vskip\topandbottommargin plus1fill minus1fill
- \boxmaxdepth = \cornerthick
- \vbox to0pt{\vss
- \line{%
- \vbox{\moveleft\cornerthick\nsbot}%
- \hfill
- \vbox{\moveright\cornerthick\nsbot}%
- }%
- \nointerlineskip
- \line{\ewbot\hfil\ewbot}%
- }%
- \egroup % \vbox from first cropmarks clause
- \fi
- }% end of \shipout\vbox
- }% end of group with \indexdummies
+ }%
+ }%
+ \global\topmarksavedfalse
\advancepageno
\ifnum\outputpenalty>-20000 \else\dosupereject\fi
}
@@ -448,17 +423,6 @@
\ifr@ggedbottom \kern-\dimen@ \vfil \fi}
}
-% Here are the rules for the cropmarks. Note that they are
-% offset so that the space between them is truly \outerhsize or \outervsize
-% (P. A. MacKay, 12 November, 1986)
-%
-\def\ewtop{\vrule height\cornerthick depth0pt width\cornerlong}
-\def\nstop{\vbox
- {\hrule height\cornerthick depth\cornerlong width\cornerthick}}
-\def\ewbot{\vrule height0pt depth\cornerthick width\cornerlong}
-\def\nsbot{\vbox
- {\hrule height\cornerlong depth\cornerthick width\cornerthick}}
-
% Argument parsing
@@ -484,11 +448,10 @@
}%
}
-% First remove any @comment, then any @c comment. Also remove a @texinfoc
-% comment (see \scanmacro for details). Pass the result on to \argcheckspaces.
+% First remove any @comment, then any @c comment. Pass the result on to
+% \argcheckspaces.
\def\argremovecomment#1\comment#2\ArgTerm{\argremovec #1\c\ArgTerm}
-\def\argremovec#1\c#2\ArgTerm{\argremovetexinfoc #1\texinfoc\ArgTerm}
-\def\argremovetexinfoc#1\texinfoc#2\ArgTerm{\argcheckspaces#1\^^M\ArgTerm}
+\def\argremovec#1\c#2\ArgTerm{\argcheckspaces#1\^^M\ArgTerm}
% Each occurrence of `\^^M' or `<space>\^^M' is replaced by a single space.
%
@@ -862,36 +825,6 @@ where each line of input produces a line of output.}
\temp
}
-% @| 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
-% have adopt a much more difficult approach (putting marks into the main
-% vertical list for the beginning and end of each change). This command
-% is not documented, not supported, and doesn't work.
-%
-\def\|{%
- % \vadjust can only be used in horizontal mode.
- \leavevmode
- %
- % Append this vertical mode material after the current line in the output.
- \vadjust{%
- % We want to insert a rule with the height and depth of the current
- % leading; that is exactly what \strutbox is supposed to record.
- \vskip-\baselineskip
- %
- % \vadjust-items are inserted at the left edge of the type. So
- % the \llap here moves out into the left-hand margin.
- \llap{%
- %
- % For a thicker or thinner bar, change the `1pt'.
- \vrule height\baselineskip width1pt
- %
- % This is the space between the bar and the text.
- \hskip 12pt
- }%
- }%
-}
-
% @include FILE -- \input text of FILE.
%
\def\include{\parseargusing\filenamecatcodes\includezzz}
@@ -980,21 +913,14 @@ where each line of input produces a line of output.}
% @comment ...line which is ignored...
% @c is the same as @comment
% @ignore ... @end ignore is another way to write a comment
-%
-\def\comment{\begingroup \catcode`\^^M=\active%
-\catcode`\@=\other \catcode`\{=\other \catcode`\}=\other\commentxxx}%
-{\catcode`\^^M=\active%
-\gdef\commentxxx#1^^M{\endgroup%
-\futurelet\nexttoken\commentxxxx}%
-\gdef\commentxxxx{\ifx\nexttoken\aftermacro\expandafter\comment\fi}%
-}
\def\c{\begingroup \catcode`\^^M=\active%
\catcode`\@=\other \catcode`\{=\other \catcode`\}=\other%
\cxxx}
{\catcode`\^^M=\active \gdef\cxxx#1^^M{\endgroup}}
-% See comment in \scanmacro about why the definitions of @c and @comment differ
+%
+\let\comment\c
% @paragraphindent NCHARS
% We'll use ems for NCHARS, close enough.
@@ -1126,7 +1052,7 @@ where each line of input produces a line of output.}
tex.sprint(
string.format(string.char(0x5c) .. string.char(0x25) .. '03o' ..
string.char(0x5c) .. string.char(0x25) .. '03o',
- (c / 256), (c % 256)))
+ math.floor(c / 256), math.floor(c % 256)))
else
c = c - 0x10000
local c_hi = c / 1024 + 0xd800
@@ -1136,8 +1062,8 @@ where each line of input produces a line of output.}
string.char(0x5c) .. string.char(0x25) .. '03o' ..
string.char(0x5c) .. string.char(0x25) .. '03o' ..
string.char(0x5c) .. string.char(0x25) .. '03o',
- (c_hi / 256), (c_hi % 256),
- (c_lo / 256), (c_lo % 256)))
+ math.floor(c_hi / 256), math.floor(c_hi % 256),
+ math.floor(c_lo / 256), math.floor(c_lo % 256)))
end
end
end
@@ -1150,15 +1076,19 @@ where each line of input produces a line of output.}
function PDFescstr(str)
for c in string.bytes(str) do
if c <= 0x20 or c >= 0x80 or c == 0x28 or c == 0x29 or c == 0x5c then
- tex.sprint(
+ tex.sprint(-2,
string.format(string.char(0x5c) .. string.char(0x25) .. '03o',
c))
else
- tex.sprint(string.char(c))
+ tex.sprint(-2, string.char(c))
end
end
end
}
+ % The -2 in the arguments here gives all the input to TeX catcode 12
+ % (other) or 10 (space), preventing undefined control sequence errors. See
+ % https://lists.gnu.org/archive/html/bug-texinfo/2019-08/msg00031.html
+ %
\endgroup
\def\pdfescapestring#1{\directlua{PDFescstr('\luaescapestring{#1}')}}
\ifnum\luatexversion>84
@@ -1197,6 +1127,16 @@ where each line of input produces a line of output.}
\fi
\fi
+\newif\ifpdforxetex
+\pdforxetexfalse
+\ifpdf
+ \pdforxetextrue
+\fi
+\ifx\XeTeXrevision\thisisundefined\else
+ \pdforxetextrue
+\fi
+
+
% PDF uses PostScript string constants for the names of xref targets,
% for display in the outlines, and in other places. Thus, we have to
% double any backslashes. Otherwise, a name like "\node" will be
@@ -1253,7 +1193,7 @@ output) for that.)}
% Set color, and create a mark which defines \thiscolor accordingly,
% so that \makeheadline knows which color to restore.
\def\setcolor#1{%
- \xdef\lastcolordefs{\gdef\noexpand\thiscolor{#1}}%
+ \xdef\currentcolordefs{\gdef\noexpand\thiscolor{#1}}%
\domark
\pdfsetcolor{#1}%
}
@@ -1261,7 +1201,7 @@ output) for that.)}
\def\maincolor{\rgbBlack}
\pdfsetcolor{\maincolor}
\edef\thiscolor{\maincolor}
- \def\lastcolordefs{}
+ \def\currentcolordefs{}
%
\def\makefootline{%
\baselineskip24pt
@@ -1562,6 +1502,9 @@ output) for that.)}
\startlink attr{/Border [0 0 0]}%
user{/Subtype /Link /A << /S /URI /URI (#1) >>}%
\endgroup}
+ % \pdfgettoks - Surround page numbers in #1 with @pdflink. #1 may
+ % be a simple number, or a list of numbers in the case of an index
+ % entry.
\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}
@@ -1636,7 +1579,7 @@ output) for that.)}
% Set color, and create a mark which defines \thiscolor accordingly,
% so that \makeheadline knows which color to restore.
\def\setcolor#1{%
- \xdef\lastcolordefs{\gdef\noexpand\thiscolor{#1}}%
+ \xdef\currentcolordefs{\gdef\noexpand\thiscolor{#1}}%
\domark
\pdfsetcolor{#1}%
}
@@ -1644,7 +1587,7 @@ output) for that.)}
\def\maincolor{\rgbBlack}
\pdfsetcolor{\maincolor}
\edef\thiscolor{\maincolor}
- \def\lastcolordefs{}
+ \def\currentcolordefs{}
%
\def\makefootline{%
\baselineskip24pt
@@ -1885,40 +1828,9 @@ output) for that.)}
}
\fi
-\message{fonts,}
-
-% Change the current font style to #1, remembering it in \curfontstyle.
-% For now, we do not accumulate font styles: @b{@i{foo}} prints foo in
-% italics, not bold italics.
-%
-\def\setfontstyle#1{%
- \def\curfontstyle{#1}% not as a control sequence, because we are \edef'd.
- \csname ten#1\endcsname % change the current font
-}
-% Select #1 fonts with the current style.
%
-\def\selectfonts#1{\csname #1fonts\endcsname \csname\curfontstyle\endcsname}
-
-\def\rm{\fam=0 \setfontstyle{rm}}
-\def\it{\fam=\itfam \setfontstyle{it}}
-\def\sl{\fam=\slfam \setfontstyle{sl}}
-\def\bf{\fam=\bffam \setfontstyle{bf}}\def\bfstylename{bf}
-\def\tt{\fam=\ttfam \setfontstyle{tt}}
-
-% Unfortunately, we have to override this for titles and the like, since
-% in those cases "rm" is bold. Sigh.
-\def\rmisbold{\rm\def\curfontstyle{bf}}
-
-% Texinfo sort of supports the sans serif font style, which plain TeX does not.
-% So we set up a \sf.
-\newfam\sffam
-\def\sf{\fam=\sffam \setfontstyle{sf}}
-\let\li = \sf % Sometimes we call it \li, not \sf.
-
-% We don't need math for this font style.
-\def\ttsl{\setfontstyle{ttsl}}
-
+\message{fonts,}
% Set the baselineskip to #1, and the lineskip and strut size
% correspondingly. There is no deep meaning behind these magic numbers
@@ -2267,10 +2179,10 @@ end
% A few fonts for @defun names and args.
\setfont\defbf\bfshape{10}{\magstep1}{OT1}
\setfont\deftt\ttshape{10}{\magstep1}{OT1TT}
-\setfont\defsl\slshape{10}{\magstep1}{OT1TT}
+\setfont\defsl\slshape{10}{\magstep1}{OT1}
\setfont\defttsl\ttslshape{10}{\magstep1}{OT1TT}
-\def\df{\let\tentt=\deftt \let\tenbf = \defbf
-\let\tenttsl=\defttsl \let\tensl=\defsl \bf}
+\def\df{\let\ttfont=\deftt \let\bffont = \defbf
+\let\ttslfont=\defttsl \let\slfont=\defsl \bf}
% Fonts for indices, footnotes, small examples (9pt).
\def\smallnominalsize{9pt}
@@ -2300,6 +2212,20 @@ end
\font\smallersy=cmsy8
\def\smallerecsize{0800}
+% Fonts for math mode superscripts (7pt).
+\def\sevennominalsize{7pt}
+\setfont\sevenrm\rmshape{7}{1000}{OT1}
+\setfont\seventt\ttshape{10}{700}{OT1TT}
+\setfont\sevenbf\bfshape{10}{700}{OT1}
+\setfont\sevenit\itshape{7}{1000}{OT1IT}
+\setfont\sevensl\slshape{10}{700}{OT1}
+\setfont\sevensf\sfshape{10}{700}{OT1}
+\setfont\sevensc\scshape{10}{700}{OT1}
+\setfont\seventtsl\ttslshape{10}{700}{OT1TT}
+\font\seveni=cmmi7
+\font\sevensy=cmsy7
+\def\sevenecsize{0700}
+
% Fonts for title page (20.4pt):
\def\titlenominalsize{20pt}
\setfont\titlerm\rmbshape{12}{\magstep3}{OT1}
@@ -2357,7 +2283,7 @@ end
\font\ssecsy=cmsy10 scaled 1315
\def\ssececsize{1200}
-% Reduced fonts for @acro in text (10pt).
+% Reduced fonts for @acronym in text (10pt).
\def\reducednominalsize{10pt}
\setfont\reducedrm\rmshape{10}{1000}{OT1}
\setfont\reducedtt\ttshape{10}{1000}{OT1TT}
@@ -2401,10 +2327,10 @@ end
% A few fonts for @defun names and args.
\setfont\defbf\bfshape{10}{\magstephalf}{OT1}
\setfont\deftt\ttshape{10}{\magstephalf}{OT1TT}
-\setfont\defsl\slshape{10}{\magstephalf}{OT1TT}
+\setfont\defsl\slshape{10}{\magstephalf}{OT1}
\setfont\defttsl\ttslshape{10}{\magstephalf}{OT1TT}
-\def\df{\let\tentt=\deftt \let\tenbf = \defbf
-\let\tensl=\defsl \let\tenttsl=\defttsl \bf}
+\def\df{\let\ttfont=\deftt \let\bffont = \defbf
+\let\slfont=\defsl \let\ttslfont=\defttsl \bf}
% Fonts for indices, footnotes, small examples (9pt).
\def\smallnominalsize{9pt}
@@ -2434,6 +2360,20 @@ end
\font\smallersy=cmsy8
\def\smallerecsize{0800}
+% Fonts for math mode superscripts (7pt).
+\def\sevennominalsize{7pt}
+\setfont\sevenrm\rmshape{7}{1000}{OT1}
+\setfont\seventt\ttshape{10}{700}{OT1TT}
+\setfont\sevenbf\bfshape{10}{700}{OT1}
+\setfont\sevenit\itshape{7}{1000}{OT1IT}
+\setfont\sevensl\slshape{10}{700}{OT1}
+\setfont\sevensf\sfshape{10}{700}{OT1}
+\setfont\sevensc\scshape{10}{700}{OT1}
+\setfont\seventtsl\ttslshape{10}{700}{OT1TT}
+\font\seveni=cmmi7
+\font\sevensy=cmsy7
+\def\sevenecsize{0700}
+
% Fonts for title page (20.4pt):
\def\titlenominalsize{20pt}
\setfont\titlerm\rmbshape{12}{\magstep3}{OT1}
@@ -2490,7 +2430,7 @@ end
\font\ssecsy=cmsy10
\def\ssececsize{1000}
-% Reduced fonts for @acro in text (9pt).
+% Reduced fonts for @acronym in text (9pt).
\def\reducednominalsize{9pt}
\setfont\reducedrm\rmshape{9}{1000}{OT1}
\setfont\reducedtt\ttshape{9}{1000}{OT1TT}
@@ -2510,6 +2450,12 @@ end
\rm
} % end of 10pt text font size definitions, \definetextfontsizex
+% Fonts for short table of contents.
+\setfont\shortcontrm\rmshape{12}{1000}{OT1}
+\setfont\shortcontbf\bfshape{10}{\magstep1}{OT1} % no cmb12
+\setfont\shortcontsl\slshape{12}{1000}{OT1}
+\setfont\shortconttt\ttshape{12}{1000}{OT1TT}
+
% We provide the user-level command
% @fonttextsize 10
@@ -2536,20 +2482,57 @@ end
\endgroup
}
+%
+% Change the current font style to #1, remembering it in \curfontstyle.
+% For now, we do not accumulate font styles: @b{@i{foo}} prints foo in
+% italics, not bold italics.
+%
+\def\setfontstyle#1{%
+ \def\curfontstyle{#1}% not as a control sequence, because we are \edef'd.
+ \csname #1font\endcsname % change the current font
+}
+
+\def\rm{\fam=0 \setfontstyle{rm}}
+\def\it{\fam=\itfam \setfontstyle{it}}
+\def\sl{\fam=\slfam \setfontstyle{sl}}
+\def\bf{\fam=\bffam \setfontstyle{bf}}\def\bfstylename{bf}
+\def\tt{\fam=\ttfam \setfontstyle{tt}}
+
+% Texinfo sort of supports the sans serif font style, which plain TeX does not.
+% So we set up a \sf.
+\newfam\sffam
+\def\sf{\fam=\sffam \setfontstyle{sf}}
+
+% We don't need math for this font style.
+\def\ttsl{\setfontstyle{ttsl}}
+
+
% In order for the font changes to affect most math symbols and letters,
-% we have to define the \textfont of the standard families. We don't
-% bother to reset \scriptfont and \scriptscriptfont; awaiting user need.
+% we have to define the \textfont of the standard families.
+% We don't bother to reset \scriptscriptfont; awaiting user need.
%
\def\resetmathfonts{%
- \textfont0=\tenrm \textfont1=\teni \textfont2=\tensy
- \textfont\itfam=\tenit \textfont\slfam=\tensl \textfont\bffam=\tenbf
- \textfont\ttfam=\tentt \textfont\sffam=\tensf
+ \textfont0=\rmfont \textfont1=\ifont \textfont2=\syfont
+ \textfont\itfam=\itfont \textfont\slfam=\slfont \textfont\bffam=\bffont
+ \textfont\ttfam=\ttfont \textfont\sffam=\sffont
+ %
+ % Fonts for superscript. Note that the 7pt fonts are used regardless
+ % of the current font size.
+ \scriptfont0=\sevenrm \scriptfont1=\seveni \scriptfont2=\sevensy
+ \scriptfont\itfam=\sevenit \scriptfont\slfam=\sevensl
+ \scriptfont\bffam=\sevenbf \scriptfont\ttfam=\seventt
+ \scriptfont\sffam=\sevensf
}
-% The font-changing commands redefine the meanings of \tenSTYLE, instead
-% of just \STYLE. We do this because \STYLE needs to also set the
-% current \fam for math mode. Our \STYLE (e.g., \rm) commands hardwire
-% \tenSTYLE to set the current font.
+%
+
+% The font-changing commands (all called \...fonts) redefine the meanings
+% of \STYLEfont, instead of just \STYLE. We do this because \STYLE needs
+% to also set the current \fam for math mode. Our \STYLE (e.g., \rm)
+% commands hardwire \STYLEfont to set the current font.
+%
+% The fonts used for \ifont are for "math italics" (\itfont is for italics
+% in regular text). \syfont is also used in math mode only.
%
% Each font-changing command also sets the names \lsize (one size lower)
% and \lllsize (three sizes lower). These relative commands are used
@@ -2557,78 +2540,63 @@ end
%
% This all needs generalizing, badly.
%
-\def\textfonts{%
- \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
- \def\curfontsize{text}%
- \def\lsize{reduced}\def\lllsize{smaller}%
- \resetmathfonts \setleading{\textleading}}
-\def\titlefonts{%
- \let\tenrm=\titlerm \let\tenit=\titleit \let\tensl=\titlesl
- \let\tenbf=\titlebf \let\tentt=\titlett \let\smallcaps=\titlesc
- \let\tensf=\titlesf \let\teni=\titlei \let\tensy=\titlesy
- \let\tenttsl=\titlettsl
- \def\curfontsize{title}%
- \def\lsize{chap}\def\lllsize{subsec}%
- \resetmathfonts \setleading{27pt}}
-\def\titlefont#1{{\titlefonts\rmisbold #1}}
-\def\chapfonts{%
- \let\tenrm=\chaprm \let\tenit=\chapit \let\tensl=\chapsl
- \let\tenbf=\chapbf \let\tentt=\chaptt \let\smallcaps=\chapsc
- \let\tensf=\chapsf \let\teni=\chapi \let\tensy=\chapsy
- \let\tenttsl=\chapttsl
- \def\curfontsize{chap}%
- \def\lsize{sec}\def\lllsize{text}%
- \resetmathfonts \setleading{19pt}}
-\def\secfonts{%
- \let\tenrm=\secrm \let\tenit=\secit \let\tensl=\secsl
- \let\tenbf=\secbf \let\tentt=\sectt \let\smallcaps=\secsc
- \let\tensf=\secsf \let\teni=\seci \let\tensy=\secsy
- \let\tenttsl=\secttsl
- \def\curfontsize{sec}%
- \def\lsize{subsec}\def\lllsize{reduced}%
- \resetmathfonts \setleading{17pt}}
-\def\subsecfonts{%
- \let\tenrm=\ssecrm \let\tenit=\ssecit \let\tensl=\ssecsl
- \let\tenbf=\ssecbf \let\tentt=\ssectt \let\smallcaps=\ssecsc
- \let\tensf=\ssecsf \let\teni=\sseci \let\tensy=\ssecsy
- \let\tenttsl=\ssecttsl
- \def\curfontsize{ssec}%
- \def\lsize{text}\def\lllsize{small}%
- \resetmathfonts \setleading{15pt}}
-\let\subsubsecfonts = \subsecfonts
-\def\reducedfonts{%
- \let\tenrm=\reducedrm \let\tenit=\reducedit \let\tensl=\reducedsl
- \let\tenbf=\reducedbf \let\tentt=\reducedtt \let\reducedcaps=\reducedsc
- \let\tensf=\reducedsf \let\teni=\reducedi \let\tensy=\reducedsy
- \let\tenttsl=\reducedttsl
- \def\curfontsize{reduced}%
- \def\lsize{small}\def\lllsize{smaller}%
- \resetmathfonts \setleading{10.5pt}}
-\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
- \def\curfontsize{small}%
- \def\lsize{smaller}\def\lllsize{smaller}%
- \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
- \def\curfontsize{smaller}%
- \def\lsize{smaller}\def\lllsize{smaller}%
- \resetmathfonts \setleading{9.5pt}}
-% Fonts for short table of contents.
-\setfont\shortcontrm\rmshape{12}{1000}{OT1}
-\setfont\shortcontbf\bfshape{10}{\magstep1}{OT1} % no cmb12
-\setfont\shortcontsl\slshape{12}{1000}{OT1}
-\setfont\shortconttt\ttshape{12}{1000}{OT1TT}
+\def\assignfonts#1{%
+ \expandafter\let\expandafter\rmfont\csname #1rm\endcsname
+ \expandafter\let\expandafter\itfont\csname #1it\endcsname
+ \expandafter\let\expandafter\slfont\csname #1sl\endcsname
+ \expandafter\let\expandafter\bffont\csname #1bf\endcsname
+ \expandafter\let\expandafter\ttfont\csname #1tt\endcsname
+ \expandafter\let\expandafter\smallcaps\csname #1sc\endcsname
+ \expandafter\let\expandafter\sffont \csname #1sf\endcsname
+ \expandafter\let\expandafter\ifont \csname #1i\endcsname
+ \expandafter\let\expandafter\syfont \csname #1sy\endcsname
+ \expandafter\let\expandafter\ttslfont\csname #1ttsl\endcsname
+}
+
+\newif\ifrmisbold
+
+% Select smaller font size with the current style. Used to change font size
+% in, e.g., the LaTeX logo and acronyms. If we are using bold fonts for
+% normal roman text, also use bold fonts for roman text in the smaller size.
+\def\switchtolllsize{%
+ \expandafter\assignfonts\expandafter{\lllsize}%
+ \ifrmisbold
+ \let\rmfont\bffont
+ \fi
+ \csname\curfontstyle\endcsname
+}%
+
+\def\switchtolsize{%
+ \expandafter\assignfonts\expandafter{\lsize}%
+ \ifrmisbold
+ \let\rmfont\bffont
+ \fi
+ \csname\curfontstyle\endcsname
+}%
+
+\def\definefontsetatsize#1#2#3#4#5{%
+\expandafter\def\csname #1fonts\endcsname{%
+ \def\curfontsize{#1}%
+ \def\lsize{#2}\def\lllsize{#3}%
+ \csname rmisbold#5\endcsname
+ \assignfonts{#1}%
+ \resetmathfonts
+ \setleading{#4}%
+}}
+
+\definefontsetatsize{text} {reduced}{smaller}{\textleading}{false}
+\definefontsetatsize{title} {chap} {subsec} {27pt} {true}
+\definefontsetatsize{chap} {sec} {text} {19pt} {true}
+\definefontsetatsize{sec} {subsec} {reduced}{17pt} {true}
+\definefontsetatsize{ssec} {text} {small} {15pt} {true}
+\definefontsetatsize{reduced}{small} {smaller}{10.5pt}{false}
+\definefontsetatsize{small} {smaller}{smaller}{10.5pt}{false}
+\definefontsetatsize{smaller}{smaller}{smaller}{9.5pt} {false}
+
+\def\titlefont#1{{\titlefonts\rm #1}}
+\let\subsecfonts = \ssecfonts
+\let\subsubsecfonts = \ssecfonts
% Define these just so they can be easily changed for other fonts.
\def\angleleft{$\langle$}
@@ -2666,26 +2634,11 @@ end
% Markup style infrastructure. \defmarkupstylesetup\INITMACRO will
% define and register \INITMACRO to be called on markup style changes.
% \INITMACRO can check \currentmarkupstyle for the innermost
-% style and the set of \ifmarkupSTYLE switches for all styles
-% currently in effect.
-\newif\ifmarkupvar
-\newif\ifmarkupsamp
-\newif\ifmarkupkey
-%\newif\ifmarkupfile % @file == @samp.
-%\newif\ifmarkupoption % @option == @samp.
-\newif\ifmarkupcode
-\newif\ifmarkupkbd
-%\newif\ifmarkupenv % @env == @code.
-%\newif\ifmarkupcommand % @command == @code.
-\newif\ifmarkuptex % @tex (and part of @math, for now).
-\newif\ifmarkupexample
-\newif\ifmarkupverb
-\newif\ifmarkupverbatim
+% style.
\let\currentmarkupstyle\empty
\def\setupmarkupstyle#1{%
- \csname markup#1true\endcsname
\def\currentmarkupstyle{#1}%
\markupstylesetup
}
@@ -2747,11 +2700,15 @@ end
% lilypond developers report. xpdf does work with the regular 0x27.
%
\def\codequoteright{%
- \expandafter\ifx\csname SETtxicodequoteundirected\endcsname\relax
- \expandafter\ifx\csname SETcodequoteundirected\endcsname\relax
- '%
+ \ifmonospace
+ \expandafter\ifx\csname SETtxicodequoteundirected\endcsname\relax
+ \expandafter\ifx\csname SETcodequoteundirected\endcsname\relax
+ '%
+ \else \char'15 \fi
\else \char'15 \fi
- \else \char'15 \fi
+ \else
+ '%
+ \fi
}
%
% and a similar option for the left quote char vs. a grave accent.
@@ -2759,13 +2716,17 @@ end
% the code environments to do likewise.
%
\def\codequoteleft{%
- \expandafter\ifx\csname SETtxicodequotebacktick\endcsname\relax
- \expandafter\ifx\csname SETcodequotebacktick\endcsname\relax
- % [Knuth] pp. 380,381,391
- % \relax disables Spanish ligatures ?` and !` of \tt font.
- \relax`%
+ \ifmonospace
+ \expandafter\ifx\csname SETtxicodequotebacktick\endcsname\relax
+ \expandafter\ifx\csname SETcodequotebacktick\endcsname\relax
+ % [Knuth] pp. 380,381,391
+ % \relax disables Spanish ligatures ?` and !` of \tt font.
+ \relax`%
+ \else \char'22 \fi
\else \char'22 \fi
- \else \char'22 \fi
+ \else
+ \relax`%
+ \fi
}
% Commands to set the quote options.
@@ -2889,7 +2850,7 @@ end
% @t, explicit typewriter.
\def\t#1{%
- {\tt \rawbackslash \plainfrenchspacing #1}%
+ {\tt \plainfrenchspacing #1}%
\null
}
@@ -2916,7 +2877,6 @@ end
% Turn off hyphenation.
\nohyphenation
%
- \rawbackslash
\plainfrenchspacing
#1%
}%
@@ -3103,41 +3063,33 @@ end
\global\def/{\normalslash}
}
-% we put a little stretch before and after the breakable chars, to help
-% line breaking of long url's. The unequal skips make look better in
-% cmtt at least, especially for dots.
-\def\urefprestretchamount{.13em}
-\def\urefpoststretchamount{.1em}
-\def\urefprestretch{\urefprebreak \hskip0pt plus\urefprestretchamount\relax}
-\def\urefpoststretch{\urefpostbreak \hskip0pt plus\urefprestretchamount\relax}
-%
-\def\urefcodeamp{\urefprestretch \&\urefpoststretch}
-\def\urefcodedot{\urefprestretch .\urefpoststretch}
-\def\urefcodehash{\urefprestretch \#\urefpoststretch}
-\def\urefcodequest{\urefprestretch ?\urefpoststretch}
+\def\urefcodeamp{\urefprebreak \&\urefpostbreak}
+\def\urefcodedot{\urefprebreak .\urefpostbreak}
+\def\urefcodehash{\urefprebreak \#\urefpostbreak}
+\def\urefcodequest{\urefprebreak ?\urefpostbreak}
\def\urefcodeslash{\futurelet\next\urefcodeslashfinish}
{
\catcode`\/=\active
\global\def\urefcodeslashfinish{%
- \urefprestretch \slashChar
+ \urefprebreak \slashChar
% Allow line break only after the final / in a sequence of
% slashes, to avoid line break between the slashes in http://.
- \ifx\next/\else \urefpoststretch \fi
+ \ifx\next/\else \urefpostbreak \fi
}
}
-% One more complication: by default we'll break after the special
-% characters, but some people like to break before the special chars, so
-% allow that. Also allow no breaking at all, for manual control.
+% By default we'll break after the special characters, but some people like to
+% break before the special chars, so allow that. Also allow no breaking at
+% all, for manual control.
%
\parseargdef\urefbreakstyle{%
\def\txiarg{#1}%
\ifx\txiarg\wordnone
\def\urefprebreak{\nobreak}\def\urefpostbreak{\nobreak}
\else\ifx\txiarg\wordbefore
- \def\urefprebreak{\allowbreak}\def\urefpostbreak{\nobreak}
+ \def\urefprebreak{\urefallowbreak}\def\urefpostbreak{\nobreak}
\else\ifx\txiarg\wordafter
- \def\urefprebreak{\nobreak}\def\urefpostbreak{\allowbreak}
+ \def\urefprebreak{\nobreak}\def\urefpostbreak{\urefallowbreak}
\else
\errhelp = \EMsimple
\errmessage{Unknown @urefbreakstyle setting `\txiarg'}%
@@ -3147,6 +3099,14 @@ end
\def\wordbefore{before}
\def\wordnone{none}
+% Allow a ragged right output to aid breaking long URL's. Putting stretch in
+% between characters of the URL doesn't look good.
+\def\urefallowbreak{%
+ \hskip 0pt plus 4 em\relax
+ \allowbreak
+ \hskip 0pt plus -4 em\relax
+}
+
\urefbreakstyle after
% @url synonym for @uref, since that's how everyone uses it.
@@ -3157,7 +3117,7 @@ end
% So now @email is just like @uref, unless we are pdf.
%
%\def\email#1{\angleleft{\tt #1}\angleright}
-\ifpdf
+\ifpdforxetex
\def\email#1{\doemail#1,,\finish}
\def\doemail#1,#2,#3\finish{\begingroup
\unsepspaces
@@ -3167,18 +3127,7 @@ end
\endlink
\endgroup}
\else
- \ifx\XeTeXrevision\thisisundefined
- \let\email=\uref
- \else
- \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}
- \fi
+ \let\email=\uref
\fi
% @kbdinputstyle -- arg is `distinct' (@kbd uses slanted tty font always),
@@ -3253,7 +3202,7 @@ end
%
\def\acronym#1{\doacronym #1,,\finish}
\def\doacronym#1,#2,#3\finish{%
- {\selectfonts\lsize #1}%
+ {\switchtolsize #1}%
\def\temp{#2}%
\ifx\temp\empty \else
\space ({\unsepspaces \ignorespaces \temp \unskip})%
@@ -3346,10 +3295,10 @@ end
% fix it (significant additions to font machinery) until someone notices.
%
\def\sub{\ifmmode \expandafter\sb \else \expandafter\finishsub\fi}
-\def\finishsub#1{$\sb{\hbox{\selectfonts\lllsize #1}}$}%
+\def\finishsub#1{$\sb{\hbox{\switchtolllsize #1}}$}%
%
\def\sup{\ifmmode \expandafter\ptexsp \else \expandafter\finishsup\fi}
-\def\finishsup#1{$\ptexsp{\hbox{\selectfonts\lllsize #1}}$}%
+\def\finishsup#1{$\ptexsp{\hbox{\switchtolllsize #1}}$}%
% @inlinefmt{FMTNAME,PROCESSED-TEXT} and @inlineraw{FMTNAME,RAW-TEXT}.
% Ignore unless FMTNAME == tex; then it is like @iftex and @tex,
@@ -3434,8 +3383,8 @@ end
% Plain TeX defines: @AA @AE @O @OE @L (plus lowercase versions) @ss.
\def\questiondown{?`}
\def\exclamdown{!`}
-\def\ordf{\leavevmode\raise1ex\hbox{\selectfonts\lllsize \underbar{a}}}
-\def\ordm{\leavevmode\raise1ex\hbox{\selectfonts\lllsize \underbar{o}}}
+\def\ordf{\leavevmode\raise1ex\hbox{\switchtolllsize \underbar{a}}}
+\def\ordm{\leavevmode\raise1ex\hbox{\switchtolllsize \underbar{o}}}
% Dotless i and dotless j, used for accents.
\def\imacro{i}
@@ -3464,12 +3413,12 @@ end
{\setbox0=\hbox{T}%
\vbox to \ht0{\hbox{%
\ifx\textnominalsize\xwordpt
- % for 10pt running text, \lllsize (8pt) is too small for the A in LaTeX.
+ % for 10pt running text, lllsize (8pt) is too small for the A in LaTeX.
% Revert to plain's \scriptsize, which is 7pt.
\count255=\the\fam $\fam\count255 \scriptstyle A$%
\else
% For 11pt, we can use our lllsize.
- \selectfonts\lllsize A%
+ \switchtolllsize A%
\fi
}%
\vss
@@ -3535,7 +3484,7 @@ end
%
\newbox\errorbox
%
-{\tentt \global\dimen0 = 3em}% Width of the box.
+{\ttfont \global\dimen0 = 3em}% Width of the box.
\dimen2 = .55pt % Thickness of rules
% The text. (`r' is open on the right, `e' somewhat less so on the left.)
\setbox0 = \hbox{\kern-.75pt \reducedsf \putworderror\kern-1.5pt}
@@ -3686,7 +3635,7 @@ end
% Adapted from the plain.tex definition of \copyright.
%
\def\registeredsymbol{%
- $^{{\ooalign{\hfil\raise.07ex\hbox{\selectfonts\lllsize R}%
+ $^{{\ooalign{\hfil\raise.07ex\hbox{\switchtolllsize R}%
\hfil\crcr\Orb}}%
}$%
}
@@ -3780,12 +3729,11 @@ end
% Settings used for typesetting titles: no hyphenation, no indentation,
% don't worry much about spacing, ragged right. This should be used
-% inside a \vbox, and fonts need to be set appropriately first. Because
-% it is always used for titles, nothing else, we call \rmisbold. \par
-% should be specified before the end of the \vbox, since a vbox is a group.
+% inside a \vbox, and fonts need to be set appropriately first. \par should
+% be specified before the end of the \vbox, since a vbox is a group.
%
\def\raggedtitlesettings{%
- \rmisbold
+ \rm
\hyphenpenalty=10000
\parindent=0pt
\tolerance=5000
@@ -3794,7 +3742,7 @@ end
% Macros to be used within @titlepage:
-\let\subtitlerm=\tenrm
+\let\subtitlerm=\rmfont
\def\subtitlefont{\subtitlerm \normalbaselineskip = 13pt \normalbaselines}
\parseargdef\title{%
@@ -3820,7 +3768,7 @@ end
\else
\checkenv\titlepage
\ifseenauthor\else \vskip 0pt plus 1filll \seenauthortrue \fi
- {\secfonts\rmisbold \leftline{#1}}%
+ {\secfonts\rm \leftline{#1}}%
\fi
}
@@ -4713,19 +4661,6 @@ end
}
}
-% We have this subroutine so that we can handle at least some @value's
-% properly in indexes (we call \makevalueexpandable in \indexdummies).
-% The command has to be fully expandable (if the variable is set), since
-% the result winds up in the index file. This means that if the
-% variable's value contains other Texinfo commands, it's almost certain
-% it will fail (although perhaps we could fix that with sufficient work
-% to do a one-level expansion on the result, instead of complete).
-%
-% Unfortunately, this has the consequence that when _ is in the *value*
-% of an @set, it does not print properly in the roman fonts (get the cmr
-% dot accent at position 126 instead). No fix comes to mind, and it's
-% been this way since 2003 or earlier, so just ignore it.
-%
\def\expandablevalue#1{%
\expandafter\ifx\csname SET#1\endcsname\relax
{[No value for ``#1'']}%
@@ -4744,7 +4679,7 @@ end
% NB flag names containing - or _ may not work here.
\def\dummyvalue#1{%
\expandafter\ifx\csname SET#1\endcsname\relax
- \noexpand\value{#1}%
+ \string\value{#1}%
\else
\csname SET#1\endcsname
\fi
@@ -4754,7 +4689,7 @@ end
% if possible, otherwise sort late.
\def\indexnofontsvalue#1{%
\expandafter\ifx\csname SET#1\endcsname\relax
- ZZZZZZZ
+ ZZZZZZZ%
\else
\csname SET#1\endcsname
\fi
@@ -4904,29 +4839,15 @@ end
\def\docodeindexxxx #1{\doind{\indexname}{\code{#1}}}
-% Used when writing an index entry out to an index file to prevent
-% expansion of Texinfo commands that can appear in an index entry.
-%
-\def\indexdummies{%
- \escapechar = `\\ % use backslash in output files.
- \definedummyletter\@%
- \definedummyletter\ %
- %
- % For texindex which always views { and } as separators.
- \def\{{\lbracechar{}}%
- \def\}{\rbracechar{}}%
- %
- % Do the redefinitions.
- \definedummies
-}
-
-% Used for the aux and toc files, where @ is the escape character.
+% Used for the aux, toc and index files to prevent expansion of Texinfo
+% commands.
%
\def\atdummies{%
\definedummyletter\@%
\definedummyletter\ %
\definedummyletter\{%
\definedummyletter\}%
+ \definedummyletter\&%
%
% Do the redefinitions.
\definedummies
@@ -4950,8 +4871,7 @@ end
\def\definedummyletter#1{\def#1{\string#1}}%
\let\definedummyaccent\definedummyletter
-% Called from \indexdummies and \atdummies, to effectively prevent
-% the expansion of commands.
+% Called from \atdummies to prevent the expansion of commands.
%
\def\definedummies{%
%
@@ -4998,8 +4918,10 @@ end
\definedummyword\TeX
%
% Assorted special characters.
+ \definedummyword\ampchar
\definedummyword\atchar
\definedummyword\arrow
+ \definedummyword\backslashchar
\definedummyword\bullet
\definedummyword\comma
\definedummyword\copyright
@@ -5036,6 +4958,8 @@ end
\definedummyword\sup
\definedummyword\textdegree
%
+ \definedummyword\subentry
+ %
% We want to disable all macros so that they are not expanded by \write.
\macrolist
\let\value\dummyvalue
@@ -5116,11 +5040,10 @@ end
\commondummyword\xref
}
-% For testing: output @{ and @} in index sort strings as \{ and \}.
-\newif\ifusebracesinindexes
-
\let\indexlbrace\relax
\let\indexrbrace\relax
+\let\indexatchar\relax
+\let\indexbackslash\relax
{\catcode`\@=0
\catcode`\\=13
@@ -5154,10 +5077,8 @@ end
}
\gdef\indexnonalnumreappear{%
- \useindexbackslash
\let-\normaldash
\let<\normalless
- \def\@{@}%
}
}
@@ -5268,36 +5189,16 @@ end
-\let\SETmarginindex=\relax % put index entries in margin (undocumented)?
-
-% Most index entries go through here, but \dosubind is the general case.
% #1 is the index name, #2 is the entry text.
-\def\doind#1#2{\dosubind{#1}{#2}{}}
-
-% There is also \dosubind {index}{topic}{subtopic}
-% which makes an entry in a two-level index such as the operation index.
-% TODO: Two-level index? Operation index?
-
-% Workhorse for all indexes.
-% #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 most defuns, which call us directly).
-%
-\def\dosubind#1#2#3{%
+\def\doind#1#2{%
\iflinks
{%
- \requireopenindexfile{#1}%
- % Store the main index entry text (including the third arg).
- \toks0 = {#2}%
- % If third arg is present, precede it with a space.
- \def\thirdarg{#3}%
- \ifx\thirdarg\empty \else
- \toks0 = \expandafter{\the\toks0 \space #3}%
- \fi
%
+ \requireopenindexfile{#1}%
\edef\writeto{\csname#1indfile\endcsname}%
%
- \safewhatsit\dosubindwrite
+ \def\indextext{#2}%
+ \safewhatsit\doindwrite
}%
\fi
}
@@ -5319,21 +5220,7 @@ end
\fi}
\def\indexisfl{fl}
-% Output \ as {\indexbackslash}, because \ is an escape character in
-% the index files.
-\let\indexbackslash=\relax
-{\catcode`\@=0 \catcode`\\=\active
- @gdef@useindexbackslash{@def\{{@indexbackslash}}}
-}
-
-% Definition for writing index entry text.
-\def\sortas#1{\ignorespaces}%
-
-% Definition for writing index entry sort key. Should occur at the at
-% the beginning of the index entry, like
-% @cindex @sortas{september} \september
-% The \ignorespaces takes care of following space, but there's no way
-% to remove space before it.
+% Definition for writing index entry sort key.
{
\catcode`\-=13
\gdef\indexwritesortas{%
@@ -5344,51 +5231,150 @@ end
\xdef\indexsortkey{#1}\endgroup}
}
+\def\indexwriteseealso#1{
+ \gdef\pagenumbertext{\string\seealso{#1}}%
+}
+\def\indexwriteseeentry#1{
+ \gdef\pagenumbertext{\string\seeentry{#1}}%
+}
+
+% The default definitions
+\def\sortas#1{}%
+\def\seealso#1{\i{\putwordSeeAlso}\ #1}% for sorted index file only
+\def\putwordSeeAlso{See also}
+\def\seeentry#1{\i{\putwordSee}\ #1}% for sorted index file only
+
+
+% Given index entry text like "aaa @subentry bbb @sortas{ZZZ}":
+% * Set \bracedtext to "{aaa}{bbb}"
+% * Set \fullindexsortkey to "aaa @subentry ZZZ"
+% * If @seealso occurs, set \pagenumbertext
+%
+\def\splitindexentry#1{%
+ \gdef\fullindexsortkey{}%
+ \xdef\bracedtext{}%
+ \def\sep{}%
+ \def\seealso##1{}%
+ \def\seeentry##1{}%
+ \expandafter\doindexsegment#1\subentry\finish\subentry
+}
+
+% append the results from the next segment
+\def\doindexsegment#1\subentry{%
+ \def\segment{#1}%
+ \ifx\segment\isfinish
+ \else
+ %
+ % Fully expand the segment, throwing away any @sortas directives, and
+ % trim spaces.
+ \edef\trimmed{\segment}%
+ \edef\trimmed{\expandafter\eatspaces\expandafter{\trimmed}}%
+ %
+ \xdef\bracedtext{\bracedtext{\trimmed}}%
+ %
+ % Get the string to sort by. Process the segment with all
+ % font commands turned off.
+ \bgroup
+ \let\sortas\indexwritesortas
+ \let\seealso\indexwriteseealso
+ \let\seeentry\indexwriteseeentry
+ \indexnofonts
+ % The braces around the commands are recognized by texindex.
+ \def\lbracechar{{\string\indexlbrace}}%
+ \def\rbracechar{{\string\indexrbrace}}%
+ \let\{=\lbracechar
+ \let\}=\rbracechar
+ \def\@{{\string\indexatchar}}%
+ \def\atchar##1{\@}%
+ \def\backslashchar{{\string\indexbackslash}}%
+ \uccode`\~=`\\ \uppercase{\let~\backslashchar}%
+ %
+ \let\indexsortkey\empty
+ \global\let\pagenumbertext\empty
+ % Execute the segment and throw away the typeset output. This executes
+ % any @sortas or @seealso commands in this segment.
+ \setbox\dummybox = \hbox{\segment}%
+ \ifx\indexsortkey\empty{%
+ \indexnonalnumdisappear
+ \xdef\trimmed{\segment}%
+ \xdef\trimmed{\expandafter\eatspaces\expandafter{\trimmed}}%
+ \xdef\indexsortkey{\trimmed}%
+ \ifx\indexsortkey\empty\xdef\indexsortkey{ }\fi
+ }\fi
+ %
+ % Append to \fullindexsortkey.
+ \edef\tmp{\gdef\noexpand\fullindexsortkey{%
+ \fullindexsortkey\sep\indexsortkey}}%
+ \tmp
+ \egroup
+ \def\sep{\subentry}%
+ %
+ \expandafter\doindexsegment
+ \fi
+}
+\def\isfinish{\finish}%
+\newbox\dummybox % used above
+
+\let\subentry\relax
+
+% Use \ instead of @ in index files. To support old texi2dvi and texindex.
+% This works without changing the escape character used in the toc or aux
+% files because the index entries are fully expanded here, and \string uses
+% the current value of \escapechar.
+\def\escapeisbackslash{\escapechar=`\\}
-% Write the entry in \toks0 to the index file.
+% Use \ in index files by default. texi2dvi didn't support @ as the escape
+% character (as it checked for "\entry" in the files, and not "@entry"). When
+% the new version of texi2dvi has had a chance to become more prevalent, then
+% the escape character can change back to @ again. This should be an easy
+% change to make now because both @ and \ are only used as escape characters in
+% index files, never standing for themselves.
%
-\def\dosubindwrite{%
- % Put the index entry in the margin if desired.
- \ifx\SETmarginindex\relax\else
- \insert\margin{\hbox{\vrule height8pt depth3pt width0pt \the\toks0}}%
+\set txiindexescapeisbackslash
+
+% Write the entry in \indextext to the index file.
+%
+\def\doindwrite{%
+ \maybemarginindex
+ %
+ \atdummies
+ %
+ \expandafter\ifx\csname SETtxiindexescapeisbackslash\endcsname\relax\else
+ \escapeisbackslash
\fi
%
- % Remember, we are within a group.
- \indexdummies % Must do this here, since \bf, etc expand at this stage
- \useindexbackslash % \indexbackslash isn't defined now so it will be output
- % as is; and it will print as backslash.
- % The braces around \indexbrace are recognized by texindex.
- %
- % Get the string to sort by, by processing the index entry with all
- % font commands turned off.
- {\indexnofonts
- \def\lbracechar{{\indexlbrace}}%
- \def\rbracechar{{\indexrbrace}}%
- \let\{=\lbracechar
- \let\}=\rbracechar
- \indexnonalnumdisappear
- \xdef\indexsortkey{}%
- \let\sortas=\indexwritesortas
- \edef\temp{\the\toks0}%
- \setbox\dummybox = \hbox{\temp}% Make sure to execute any \sortas
- \ifx\indexsortkey\empty
- \xdef\indexsortkey{\temp}%
- \ifx\indexsortkey\empty\xdef\indexsortkey{ }\fi
- \fi
- }%
+ % For texindex which always views { and } as separators.
+ \def\{{\lbracechar{}}%
+ \def\}{\rbracechar{}}%
+ \uccode`\~=`\\ \uppercase{\def~{\backslashchar{}}}%
+ %
+ % Split the entry into primary entry and any subentries, and get the index
+ % sort key.
+ \splitindexentry\indextext
%
% 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\writeto{%
- \string\entry{\indexsortkey}{\noexpand\folio}{\the\toks0}}%
+ \string\entry{\fullindexsortkey}%
+ {\ifx\pagenumbertext\empty\noexpand\folio\else\pagenumbertext\fi}%
+ \bracedtext}%
}%
\temp
}
-\newbox\dummybox % used above
+
+% Put the index entry in the margin if desired (undocumented).
+\def\maybemarginindex{%
+ \ifx\SETmarginindex\relax\else
+ \insert\margin{\hbox{\vrule height8pt depth3pt width0pt \relax\indextext}}%
+ \fi
+}
+\let\SETmarginindex=\relax
+
% Take care of unwanted page breaks/skips around a whatsit:
%
@@ -5476,9 +5462,14 @@ end
% \entry {topic}{pagelist}
% for a topic that is used without subtopics
% \primary {topic}
+% \entry {topic}{}
% for the beginning of a topic that is used with subtopics
% \secondary {subtopic}{pagelist}
% for each subtopic.
+% \secondary {subtopic}{}
+% for a subtopic with sub-subtopics
+% \tertiary {subtopic}{subsubtopic}{pagelist}
+% for each sub-subtopic.
% Define the user-accessible indexing commands
% @findex, @vindex, @kindex, @cindex.
@@ -5490,11 +5481,6 @@ end
\def\tindex {\tpindex}
\def\pindex {\pgindex}
-\def\cindexsub {\begingroup\obeylines\cindexsub}
-{\obeylines %
-\gdef\cindexsub "#1" #2^^M{\endgroup %
-\dosubind{cp}{#2}{#1}}}
-
% Define the macros used in formatting output of the sorted index material.
% @printindex causes a particular index (the ??s file) to get printed.
@@ -5508,14 +5494,10 @@ end
\plainfrenchspacing
\everypar = {}% don't want the \kern\-parindent from indentation suppression.
%
- % See if the index file exists and is nonempty.
- % Change catcode of @ here so that if the index file contains
- % \initial {@}
- % as its first line, TeX doesn't complain about mismatched braces
- % (because it thinks @} is a control sequence).
- \catcode`\@ = 12
% See comment in \requireopenindexfile.
\def\indexname{#1}\ifx\indexname\indexisfl\def\indexname{f1}\fi
+ %
+ % See if the index file exists and is nonempty.
\openin 1 \jobname.\indexname s
\ifeof 1
% \enddoublecolumns gets confused if there is no text in the index,
@@ -5525,8 +5507,6 @@ end
\putwordIndexNonexistent
\typeout{No file \jobname.\indexname s.}%
\else
- \catcode`\\ = 0
- %
% If the index file exists but is empty, then \openin leaves \ifeof
% false. We have to make TeX try to read something from the file, so
% it can discover if there is anything in it.
@@ -5534,41 +5514,51 @@ end
\ifeof 1
\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
- % to make right now.
- \def\indexbackslash{\ttbackslash}%
- \let\indexlbrace\{ % Likewise, set these sequences for braces
- \let\indexrbrace\} % used in the sort key.
- \begindoublecolumns
- \let\entrywidowpenalty=\indexwidowpenalty
- %
- % Read input from the index file line by line.
- \loopdo
- \ifeof1
- \let\firsttoken\relax
- \else
- \read 1 to \nextline
- \edef\act{\gdef\noexpand\firsttoken{\getfirsttoken\nextline}}%
- \act
- \fi
- \thisline
- %
- \ifeof1\else
- \let\thisline\nextline
- \repeat
- %%
- \enddoublecolumns
+ \expandafter\printindexzz\thisline\relax\relax\finish%
\fi
\fi
\closein 1
\endgroup}
-\def\getfirsttoken#1{\expandafter\getfirsttokenx#1\endfirsttoken}
-\long\def\getfirsttokenx#1#2\endfirsttoken{\noexpand#1}
-
-\def\loopdo#1\repeat{\def\body{#1}\loopdoxxx}
-\def\loopdoxxx{\let\next=\relax\body\let\next=\loopdoxxx\fi\next}
+% If the index file starts with a backslash, forgo reading the index
+% file altogether. If somebody upgrades texinfo.tex they may still have
+% old index files using \ as the escape character. Reading this would
+% at best lead to typesetting garbage, at worst a TeX syntax error.
+\def\printindexzz#1#2\finish{%
+ \expandafter\ifx\csname SETtxiindexescapeisbackslash\endcsname\relax
+ \uccode`\~=`\\ \uppercase{\if\noexpand~}\noexpand#1
+ \expandafter\ifx\csname SETtxiskipindexfileswithbackslash\endcsname\relax
+\errmessage{%
+ERROR: A sorted index file in an obsolete format was skipped.
+To fix this problem, please upgrade your version of 'texi2dvi'
+or 'texi2pdf' to that at <https://ftp.gnu.org/gnu/texinfo>.
+If you are using an old version of 'texindex' (part of the Texinfo
+distribution), you may also need to upgrade to a newer version (at least 6.0).
+You may be able to typeset the index if you run
+'texindex \jobname.\indexname' yourself.
+You could also try setting the 'txiindexescapeisbackslash' flag by
+running a command like
+'texi2dvi -t "@set txiindexescapeisbackslash" \jobname.texi'. If you do
+this, Texinfo will try to use index files in the old format.
+If you continue to have problems, deleting the index files and starting again
+might help (with 'rm \jobname.?? \jobname.??s')%
+}%
+ \else
+ (Skipped sorted index file in obsolete format)
+ \fi
+ \else
+ \begindoublecolumns
+ \input \jobname.\indexname s
+ \enddoublecolumns
+ \fi
+ \else
+ \begindoublecolumns
+ \catcode`\\=0\relax
+ \catcode`\@=12\relax
+ \input \jobname.\indexname s
+ \enddoublecolumns
+ \fi
+}
% These macros are used by the sorted index file itself.
% Change them to control the appearance of the index.
@@ -5577,12 +5567,19 @@ end
\catcode`\|=13 \catcode`\<=13 \catcode`\>=13 \catcode`\+=13 \catcode`\"=13
\catcode`\$=3
\gdef\initialglyphs{%
+ % special control sequences used in the index sort key
+ \let\indexlbrace\{%
+ \let\indexrbrace\}%
+ \let\indexatchar\@%
+ \def\indexbackslash{\math{\backslash}}%
+ %
% Some changes for non-alphabetic characters. Using the glyphs from the
% math fonts looks more consistent than the typewriter font used elsewhere
% for these characters.
- \def\indexbackslash{\math{\backslash}}%
- \let\\=\indexbackslash
+ \uccode`\~=`\\ \uppercase{\def~{\math{\backslash}}}
%
+ % In case @\ is used for backslash
+ \uppercase{\let\\=~}
% Can't get bold backslash so don't use bold forward slash
\catcode`\/=13
\def/{{\secrmnotbold \normalslash}}%
@@ -5642,12 +5639,6 @@ end
\def\entry{%
\begingroup
%
- % For pdfTeX and XeTeX.
- % The redefinition of \domark stops marks being added in \pdflink to
- % preserve coloured links across page boundaries. Otherwise the marks
- % would get in the way of \lastbox in \insertindexentrybox.
- \let\domark\relax
- %
% Start a new paragraph if necessary, so our assignments below can't
% affect previous text.
\par
@@ -5680,35 +5671,31 @@ end
\gdef\finishentry#1{%
\egroup % end box A
\dimen@ = \wd\boxA % Length of text of entry
- \global\setbox\boxA=\hbox\bgroup\unhbox\boxA
- % #1 is the page number.
- %
- % Get the width of the page numbers, and only use
- % leaders if they are present.
- \global\setbox\boxB = \hbox{#1}%
- \ifdim\wd\boxB = 0pt
- \null\nobreak\hfill\ %
- \else
- %
- \null\nobreak\indexdotfill % Have leaders before the page number.
+ \global\setbox\boxA=\hbox\bgroup
+ \unhbox\boxA
+ % #1 is the page number.
%
- \ifpdf
- \pdfgettoks#1.%
- \hskip\skip\thinshrinkable\the\toksA
+ % Get the width of the page numbers, and only use
+ % leaders if they are present.
+ \global\setbox\boxB = \hbox{#1}%
+ \ifdim\wd\boxB = 0pt
+ \null\nobreak\hfill\ %
\else
- \ifx\XeTeXrevision\thisisundefined
- \hskip\skip\thinshrinkable #1%
- \else
+ %
+ \null\nobreak\indexdotfill % Have leaders before the page number.
+ %
+ \ifpdforxetex
\pdfgettoks#1.%
\hskip\skip\thinshrinkable\the\toksA
+ \else
+ \hskip\skip\thinshrinkable #1%
\fi
\fi
- \fi
\egroup % end \boxA
\ifdim\wd\boxB = 0pt
- \global\setbox\entryindexbox=\vbox{\unhbox\boxA}%
- \else
- \global\setbox\entryindexbox=\vbox\bgroup
+ \noindent\unhbox\boxA\par
+ \nobreak
+ \else\bgroup
% We want the text of the entries to be aligned to the left, and the
% page numbers to be aligned to the right.
%
@@ -5738,10 +5725,13 @@ end
\advance\dimen@ii by 1\dimen@i
\ifdim\wd\boxA > \dimen@ii % If the entry doesn't fit in one line
\ifdim\dimen@ > 0.8\dimen@ii % due to long index text
- \dimen@ = 0.7\dimen@ % Try to split the text roughly evenly
+ % Try to split the text roughly evenly. \dimen@ will be the length of
+ % the first line.
+ \dimen@ = 0.7\dimen@
\dimen@ii = \hsize
\ifnum\dimen@>\dimen@ii
- % If the entry is too long, use the whole line
+ % If the entry is too long (for example, if it needs more than
+ % two lines), use all the space in the first line.
\dimen@ = \dimen@ii
\fi
\advance\leftskip by 0pt plus 1fill % ragged right
@@ -5751,8 +5741,9 @@ end
% instead of using \parshape with explicit line lengths, but TeX
% doesn't seem to provide a way to do such a thing.
%
- \leftskip = 1em
- \parindent = -1em
+ % Indent all lines but the first one.
+ \advance\leftskip by 1em
+ \advance\parindent by -1em
\fi\fi
\indent % start paragraph
\unhbox\boxA
@@ -5770,57 +5761,11 @@ end
\egroup % The \vbox
\fi
\endgroup
- % delay text of entry until after penalty
- \bgroup\aftergroup\insertindexentrybox
- \entrywidowpenalty
}}
\newskip\thinshrinkable
\skip\thinshrinkable=.15em minus .15em
-\newbox\entryindexbox
-\def\insertindexentrybox{%
- \ourunvbox\entryindexbox
-}
-
-% Use \lastbox to take apart vbox box by box, and add each sub-box
-% to the current vertical list.
-\def\ourunvbox#1{%
-\bgroup % for local binding of \delayedbox
- % Remove the last box from box #1
- \global\setbox#1=\vbox{%
- \unvbox#1%
- \unskip % remove any glue
- \unpenalty
- \global\setbox\interbox=\lastbox
- }%
- \setbox\delayedbox=\box\interbox
- \ifdim\ht#1=0pt\else
- \ourunvbox#1 % Repeat on what's left of the box
- \nobreak
- \fi
- \box\delayedbox
-\egroup
-}
-\newbox\delayedbox
-\newbox\interbox
-
-% Default is no penalty
-\let\entrywidowpenalty\egroup
-
-% Used from \printindex. \firsttoken should be the first token
-% after the \entry. If it's not another \entry, we are at the last
-% line of a group of index entries, so insert a penalty to discourage
-% widowed index entries.
-\long\def\indexwidowpenalty{%
- \def\isentry{\entry}%
- \ifx\firsttoken\isentry
- \else
- \penalty 9000
- \fi
- \egroup % now comes the box added with \aftergroup
-}
-
% Like plain.tex's \dotfill, except uses up at least 1 em.
% The filll stretch here overpowers both the fil and fill stretch to push
% the page number to the right.
@@ -5830,24 +5775,15 @@ end
\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
- \ifpdf
- \pdfgettoks#2.\ \the\toksA % The page number ends the paragraph.
- \else
- \ifx\XeTeXrevision\thisisundefined
- #2
- \else
- \pdfgettoks#2.\ \the\toksA % The page number ends the paragraph.
- \fi
- \fi
- \par
-}}
+\def\secondary{\indententry{0.5cm}}
+\def\tertiary{\indententry{1cm}}
+
+\def\indententry#1#2#3{%
+ \bgroup
+ \leftskip=#1
+ \entry{#2}{#3}%
+ \egroup
+}
% Define two-column mode, which we use to typeset indexes.
% Adapted from the TeXbook, page 416, which is to say,
@@ -5857,60 +5793,21 @@ end
\newbox\partialpage
\newdimen\doublecolumnhsize
-% Use inside an output routine to save \topmark and \firstmark
-\def\savemarks{%
- \global\savedtopmark=\expandafter{\topmark }%
- \global\savedfirstmark=\expandafter{\firstmark }%
-}
-\newtoks\savedtopmark
-\newtoks\savedfirstmark
-
-% Set \topmark and \firstmark for next time \output runs.
-% Can't be run from withinside \output (because any material
-% added while an output routine is active, including
-% penalties, is saved for after it finishes). The page so far
-% should be empty, otherwise what's on it will be thrown away.
-\def\restoremarks{%
- \mark{\the\savedtopmark}%
- \bgroup\output = {%
- \setbox\dummybox=\box\PAGE
- }abc\eject\egroup
- % "abc" because output routine doesn't fire for a completely empty page.
- \mark{\the\savedfirstmark}%
-}
-
\def\begindoublecolumns{\begingroup % ended by \enddoublecolumns
% If not much space left on page, start a new page.
\ifdim\pagetotal>0.8\vsize\vfill\eject\fi
%
% Grab any single-column material above us.
\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 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
+ \savetopmark
%
\global\setbox\partialpage = \vbox{%
% Unvbox the main output page.
\unvbox\PAGE
\kern-\topskip \kern\baselineskip
}%
- \savemarks
}%
\eject % run that output routine to set \partialpage
- \restoremarks
- %
- % We recover the two marks that the last output routine saved in order
- % to propagate the information in marks added around a chapter heading,
- % which could be otherwise be lost by the time the final page is output.
- %
%
% Use the double-column output routine for subsequent pages.
\output = {\doublecolumnout}%
@@ -5936,8 +5833,10 @@ end
\divide\doublecolumnhsize by 2
\hsize = \doublecolumnhsize
%
- % Double the \vsize as well. (We don't need a separate register here,
- % since nobody clobbers \vsize.)
+ % Get the available space for the double columns -- the normal
+ % (undoubled) page height minus any material left over from the
+ % previous page.
+ \advance\vsize by -\ht\partialpage
\vsize = 2\vsize
%
% For the benefit of balancing columns
@@ -5949,18 +5848,16 @@ end
%
\def\doublecolumnout{%
%
+ \savetopmark
\splittopskip=\topskip \splitmaxdepth=\maxdepth
- % Get the available space for the double columns -- the normal
- % (undoubled) page height minus any material left over from the
- % 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@
- \onepageout\pagesofar
- \unvbox255
+ \setbox0=\vsplit\PAGE to\dimen@ \setbox2=\vsplit\PAGE to\dimen@
+ \global\advance\vsize by 2\ht\partialpage
+ \onepageout\pagesofar % empty except for the first time we are called
+ \unvbox\PAGE
\penalty\outputpenalty
}
%
@@ -5975,7 +5872,7 @@ end
}
-% Finished with with double columns.
+% Finished with double columns.
\def\enddoublecolumns{%
% The following penalty ensures that the page builder is exercised
% _before_ we change the output routine. This is necessary in the
@@ -6007,26 +5904,31 @@ end
%
\output = {%
% Split the last of the double-column material.
- \savemarks
+ \savetopmark
\balancecolumns
- %
+ }%
+ \eject % call the \output just set
+ \ifdim\pagetotal=0pt
% Having called \balancecolumns once, we do not
% want to call it again. Therefore, reset \output to its normal
% definition right away.
- \global\output = {\onepageout{\pagecontents\PAGE}}%
- }%
- \eject
- \endgroup % started in \begindoublecolumns
- \restoremarks
- % Leave the double-column material on the current page, no automatic
- % page break.
- \box\balancedcolumns
- %
- % \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
+ \global\output=\expandafter{\the\defaultoutput}
+ %
+ \endgroup % started in \begindoublecolumns
+ % Leave the double-column material on the current page, no automatic
+ % page break.
+ \box\balancedcolumns
+ %
+ % \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.
+ \global\vsize = \txipageheight %
+ \pagegoal = \txipageheight %
+ \else
+ % We had some left-over material. This might happen when \doublecolumnout
+ % is called in \balancecolumns. Try again.
+ \expandafter\enddoublecolumns
+ \fi
}
\newbox\balancedcolumns
\setbox\balancedcolumns=\vbox{shouldnt see this}%
@@ -6034,14 +5936,16 @@ end
% Only called for the last of the double column material. \doublecolumnout
% does the others.
\def\balancecolumns{%
- \setbox0 = \vbox{\unvbox255}% like \box255 but more efficient, see p.120.
+ \setbox0 = \vbox{\unvbox\PAGE}% like \box255 but more efficient, see p.120.
\dimen@ = \ht0
- \advance\dimen@ by \topskip
- \advance\dimen@ by-\baselineskip
- \ifdim\dimen@<5\baselineskip
+ \ifdim\dimen@<7\baselineskip
% Don't split a short final column in two.
\setbox2=\vbox{}%
+ \global\setbox\balancedcolumns=\vbox{\pagesofar}%
\else
+ % double the leading vertical space
+ \advance\dimen@ by \topskip
+ \advance\dimen@ by-\baselineskip
\divide\dimen@ by 2 % target to split to
\dimen@ii = \dimen@
\splittopskip = \topskip
@@ -6056,15 +5960,15 @@ end
\repeat
}%
% Now the left column is in box 1, and the right column in box 3.
+ %
% Check whether the left column has come out higher than the page itself.
% (Note that we have doubled \vsize for the double columns, so
% the actual height of the page is 0.5\vsize).
\ifdim2\ht1>\vsize
- % Just split the last of the double column material roughly in half.
- \setbox2=\box0
- \setbox0 = \vsplit2 to \dimen@ii
- \setbox0=\vbox to \dimen@ii {\unvbox0\vfill}%
- \setbox2=\vbox to \dimen@ii {\unvbox2\vfill}%
+ % It appears that we have been called upon to balance too much material.
+ % Output some of it with \doublecolumnout, leaving the rest on the page.
+ \setbox\PAGE=\box0
+ \doublecolumnout
\else
% Compare the heights of the two columns.
\ifdim4\ht1>5\ht3
@@ -6077,10 +5981,10 @@ end
\setbox2=\vbox to\ht1{\unvbox3\unskip}%
\setbox0=\vbox to\ht1{\unvbox1\unskip}%
\fi
+ \global\setbox\balancedcolumns=\vbox{\pagesofar}%
\fi
\fi
%
- \global\setbox\balancedcolumns=\vbox{\pagesofar}%
}
\catcode`\@ = \other
@@ -6095,7 +5999,7 @@ end
\null
\vskip.3\vsize % move it down on the page a bit
\begingroup
- \noindent \titlefonts\rmisbold #1\par % the text
+ \noindent \titlefonts\rm #1\par % the text
\let\lastnode=\empty % no node to associate with
\writetocentry{part}{#1}{}% but put it in the toc
\headingsoff % no headline or footline on the part page
@@ -6176,11 +6080,9 @@ end
% @raisesections: treat @section as chapter, @subsection as section, etc.
\def\raisesections{\global\advance\secbase by -1}
-\let\up=\raisesections % original BFox name
% @lowersections: treat @chapter as section, @section as subsection, etc.
\def\lowersections{\global\advance\secbase by 1}
-\let\down=\lowersections % original BFox name
% we only have subsub.
\chardef\maxseclevel = 3
@@ -6525,27 +6427,22 @@ end
\expandafter\ifx\thisenv\titlepage\else
\checkenv{}% chapters, etc., should not start inside an environment.
\fi
- % FIXME: \chapmacro is currently called from inside \titlepage when
- % \setcontentsaftertitlepage to print the "Table of Contents" heading, but
- % this should probably be done by \sectionheading with an option to print
- % in chapter size.
- %
% Insert the first mark before the heading break (see notes for \domark).
- \let\prevchapterdefs=\lastchapterdefs
- \let\prevsectiondefs=\lastsectiondefs
- \gdef\lastsectiondefs{\gdef\thissectionname{}\gdef\thissectionnum{}%
+ \let\prevchapterdefs=\currentchapterdefs
+ \let\prevsectiondefs=\currentsectiondefs
+ \gdef\currentsectiondefs{\gdef\thissectionname{}\gdef\thissectionnum{}%
\gdef\thissection{}}%
%
\def\temptype{#2}%
\ifx\temptype\Ynothingkeyword
- \gdef\lastchapterdefs{\gdef\thischaptername{#1}\gdef\thischapternum{}%
+ \gdef\currentchapterdefs{\gdef\thischaptername{#1}\gdef\thischapternum{}%
\gdef\thischapter{\thischaptername}}%
\else\ifx\temptype\Yomitfromtockeyword
- \gdef\lastchapterdefs{\gdef\thischaptername{#1}\gdef\thischapternum{}%
+ \gdef\currentchapterdefs{\gdef\thischaptername{#1}\gdef\thischapternum{}%
\gdef\thischapter{}}%
\else\ifx\temptype\Yappendixkeyword
\toks0={#1}%
- \xdef\lastchapterdefs{%
+ \xdef\currentchapterdefs{%
\gdef\noexpand\thischaptername{\the\toks0}%
\gdef\noexpand\thischapternum{\appendixletter}%
% \noexpand\putwordAppendix avoids expanding indigestible
@@ -6556,7 +6453,7 @@ end
}%
\else
\toks0={#1}%
- \xdef\lastchapterdefs{%
+ \xdef\currentchapterdefs{%
\gdef\noexpand\thischaptername{\the\toks0}%
\gdef\noexpand\thischapternum{\the\chapno}%
% \noexpand\putwordChapter avoids expanding indigestible
@@ -6576,18 +6473,18 @@ end
%
% Now the second mark, after the heading break. No break points
% between here and the heading.
- \let\prevchapterdefs=\lastchapterdefs
- \let\prevsectiondefs=\lastsectiondefs
+ \let\prevchapterdefs=\currentchapterdefs
+ \let\prevsectiondefs=\currentsectiondefs
\domark
%
{%
- \chapfonts \rmisbold
+ \chapfonts \rm
\let\footnote=\errfootnoteheading % give better error message
%
- % Have to define \lastsection before calling \donoderef, because the
+ % Have to define \currentsection before calling \donoderef, because the
% xref code eventually uses it. On the other hand, it has to be called
% after \pchapsepmacro, or the headline will change too soon.
- \gdef\lastsection{#1}%
+ \gdef\currentsection{#1}%
%
% Only insert the separating space if we have a chapter/appendix
% number, and don't print the unnumbered ``number''.
@@ -6673,13 +6570,13 @@ end
\let\footnote=\errfootnoteheading
%
% Switch to the right set of fonts.
- \csname #2fonts\endcsname \rmisbold
+ \csname #2fonts\endcsname \rm
%
% Insert first mark before the heading break (see notes for \domark).
- \let\prevsectiondefs=\lastsectiondefs
+ \let\prevsectiondefs=\currentsectiondefs
\ifx\temptype\Ynothingkeyword
\ifx\sectionlevel\seckeyword
- \gdef\lastsectiondefs{\gdef\thissectionname{#1}\gdef\thissectionnum{}%
+ \gdef\currentsectiondefs{\gdef\thissectionname{#1}\gdef\thissectionnum{}%
\gdef\thissection{\thissectionname}}%
\fi
\else\ifx\temptype\Yomitfromtockeyword
@@ -6687,7 +6584,7 @@ end
\else\ifx\temptype\Yappendixkeyword
\ifx\sectionlevel\seckeyword
\toks0={#1}%
- \xdef\lastsectiondefs{%
+ \xdef\currentsectiondefs{%
\gdef\noexpand\thissectionname{\the\toks0}%
\gdef\noexpand\thissectionnum{#4}%
% \noexpand\putwordSection avoids expanding indigestible
@@ -6700,7 +6597,7 @@ end
\else
\ifx\sectionlevel\seckeyword
\toks0={#1}%
- \xdef\lastsectiondefs{%
+ \xdef\currentsectiondefs{%
\gdef\noexpand\thissectionname{\the\toks0}%
\gdef\noexpand\thissectionnum{#4}%
% \noexpand\putwordSection avoids expanding indigestible
@@ -6726,28 +6623,28 @@ end
%
% Now the second mark, after the heading break. No break points
% between here and the heading.
- \global\let\prevsectiondefs=\lastsectiondefs
+ \global\let\prevsectiondefs=\currentsectiondefs
\domark
%
% Only insert the space after the number if we have a section number.
\ifx\temptype\Ynothingkeyword
\setbox0 = \hbox{}%
\def\toctype{unn}%
- \gdef\lastsection{#1}%
+ \gdef\currentsection{#1}%
\else\ifx\temptype\Yomitfromtockeyword
% for @headings -- no section number, don't include in toc,
- % and don't redefine \lastsection.
+ % and don't redefine \currentsection.
\setbox0 = \hbox{}%
\def\toctype{omit}%
\let\sectionlevel=\empty
\else\ifx\temptype\Yappendixkeyword
\setbox0 = \hbox{#4\enspace}%
\def\toctype{app}%
- \gdef\lastsection{#1}%
+ \gdef\currentsection{#1}%
\else
\setbox0 = \hbox{#4\enspace}%
\def\toctype{num}%
- \gdef\lastsection{#1}%
+ \gdef\currentsection{#1}%
\fi\fi\fi
%
% Write the toc entry (before \donoderef). See comments in \chapmacro.
@@ -6837,13 +6734,8 @@ end
% 1 and 2 (the page numbers aren't printed), and so are the first
% two pages of the document. Thus, we'd have two destinations named
% `1', and two named `2'.
- \ifpdf
+ \ifpdforxetex
\global\pdfmakepagedesttrue
- \else
- \ifx\XeTeXrevision\thisisundefined
- \else
- \global\pdfmakepagedesttrue
- \fi
\fi
}
@@ -6987,7 +6879,15 @@ end
% exist, with an empty box. Let's hope all the numbers have the same width.
% Also ignore the page number, which is conventionally not printed.
\def\numeralbox{\setbox0=\hbox{8}\hbox to \wd0{\hfil}}
-\def\partentry#1#2#3#4{\dochapentry{\numeralbox\labelspace#1}{}}
+\def\partentry#1#2#3#4{%
+ % Add stretch and a bonus for breaking the page before the part heading.
+ % This reduces the chance of the page being broken immediately after the
+ % part heading, before a following chapter heading.
+ \vskip 0pt plus 5\baselineskip
+ \penalty-300
+ \vskip 0pt plus -5\baselineskip
+ \dochapentry{\numeralbox\labelspace#1}{}%
+}
%
% Parts, in the short toc.
\def\shortpartentry#1#2#3#4{%
@@ -7198,11 +7098,7 @@ end
% @cartouche ... @end cartouche: draw rectangle w/rounded corners around
% environment contents.
-\font\circle=lcircle10
-\newdimen\circthick
-\newdimen\cartouter\newdimen\cartinner
-\newskip\normbskip\newskip\normpskip\newskip\normlskip
-\circthick=\fontdimen8\circle
+
%
\def\ctl{{\circle\char'013\hskip -6pt}}% 6pt from pl file: 1/2charwidth
\def\ctr{{\hskip 6pt\circle\char'010}}
@@ -7217,7 +7113,18 @@ end
%
\newskip\lskip\newskip\rskip
+% only require the font if @cartouche is actually used
+\def\cartouchefontdefs{%
+ \font\circle=lcircle10\relax
+ \circthick=\fontdimen8\circle
+}
+\newdimen\circthick
+\newdimen\cartouter\newdimen\cartinner
+\newskip\normbskip\newskip\normpskip\newskip\normlskip
+
+
\envdef\cartouche{%
+ \cartouchefontdefs
\ifhmode\par\fi % can't be in the midst of a paragraph.
\startsavinginserts
\lskip=\leftskip \rskip=\rightskip
@@ -7396,13 +7303,9 @@ end
% @raggedright does more-or-less normal line breaking but no right
-% justification. From plain.tex. Don't stretch around special
-% characters in urls in this environment, since the stretch at the right
-% should be enough.
+% justification. From plain.tex.
\envdef\raggedright{%
\rightskip0pt plus2.4em \spaceskip.3333em \xspaceskip.5em\relax
- \def\urefprestretchamount{0pt}%
- \def\urefpoststretchamount{0pt}%
}
\let\Eraggedright\par
@@ -7564,7 +7467,7 @@ end
\nonfillstart
\tt % easiest (and conventionally used) font for verbatim
% The \leavevmode here is for blank lines. Otherwise, we would
- % never \starttabox and the \egroup would end verbatim mode.
+ % never \starttabbox and the \egroup would end verbatim mode.
\def\par{\leavevmode\egroup\box\verbbox\endgraf}%
\tabexpand
\setupmarkupstyle{verbatim}%
@@ -7627,9 +7530,12 @@ end
{%
\makevalueexpandable
\setupverbatim
- \indexnofonts % Allow `@@' and other weird things in file names.
- \wlog{texinfo.tex: doing @verbatiminclude of #1^^J}%
- \input #1
+ {%
+ \indexnofonts % Allow `@@' and other weird things in file names.
+ \wlog{texinfo.tex: doing @verbatiminclude of #1^^J}%
+ \edef\tmp{\noexpand\input #1 }
+ \expandafter
+ }\tmp
\afterenvbreak
}%
}
@@ -7774,6 +7680,21 @@ end
\fi\fi
}
+% \dosubind {index}{topic}{subtopic}
+%
+% If SUBTOPIC is present, precede it with a space, and call \doind.
+% (At some time during the 20th century, this made a two-level entry in an
+% index such as the operation index. Nobody seemed to notice the change in
+% behaviour though.)
+\def\dosubind#1#2#3{%
+ \def\thirdarg{#3}%
+ \ifx\thirdarg\empty
+ \doind{#1}{#2}%
+ \else
+ \doind{#1}{#2\space#3}%
+ \fi
+}
+
% Untyped functions:
% @deffn category name args
@@ -7788,7 +7709,6 @@ end
% \deffngeneral {subind}category name args
%
\def\deffngeneral#1#2 #3 #4\endheader{%
- % Remember that \dosubind{fn}{foo}{} is equivalent to \doind{fn}{foo}.
\dosubind{fn}{\code{#3}}{#1}%
\defname{#2}{}{#3}\magicamp\defunargs{#4\unskip}%
}
@@ -7946,7 +7866,7 @@ end
\fi % no return type
#3% output function name
}%
- {\rm\enskip}% hskip 0.5 em of \tenrm
+ {\rm\enskip}% hskip 0.5 em of \rmfont
%
\boldbrax
% arguments will be output next, if any.
@@ -7995,6 +7915,7 @@ end
\gdef\boldbrax{\let(=\opnr\let)=\clnr\let[=\lbrb\let]=\rbrb}
\gdef\magicamp{\let&=\amprm}
}
+\let\ampchar\&
\newcount\parencount
@@ -8075,44 +7996,18 @@ end
}
\fi
-\let\aftermacroxxx\relax
-\def\aftermacro{\aftermacroxxx}
-
-% alias because \c means cedilla in @tex or @math
-\let\texinfoc=\c
-
-\newcount\savedcatcodeone
-\newcount\savedcatcodetwo
-
% Used at the time of macro expansion.
% Argument is macro body with arguments substituted
\def\scanmacro#1{%
\newlinechar`\^^M
\def\xeatspaces{\eatspaces}%
%
- % Temporarily undo catcode changes of \printindex. Set catcode of @ to
- % 0 so that @-commands in macro expansions aren't printed literally when
- % formatting an index file, where \ is used as the escape character.
- \savedcatcodeone=\catcode`\@
- \savedcatcodetwo=\catcode`\\
- \catcode`\@=0
- \catcode`\\=\active
- %
% Process the macro body under the current catcode regime.
- \scantokens{#1@texinfoc}\aftermacro%
+ \scantokens{#1@comment}%
%
- \catcode`\@=\savedcatcodeone
- \catcode`\\=\savedcatcodetwo
- %
- % The \texinfoc is to remove the \newlinechar added by \scantokens, and
- % can be noticed by \parsearg.
- % The \aftermacro allows a \comment at the end of the macro definition
- % to duplicate itself past the final \newlinechar added by \scantokens:
- % this is used in the definition of \group to comment out a newline. We
- % don't do the same for \c to support Texinfo files with macros that ended
- % with a @c, which should no longer be necessary.
- % We avoid surrounding the call to \scantokens with \bgroup and \egroup
- % to allow macros to open or close groups themselves.
+ % The \comment is to remove the \newlinechar added by \scantokens, and
+ % can be noticed by \parsearg. Note \c isn't used because this means cedilla
+ % in math mode.
}
% Used for copying and captions
@@ -8213,12 +8108,14 @@ end
\def\macroargctxt{%
\scanctxt
\catcode`\ =\active
+ \catcode`\@=\other
\catcode`\^^M=\other
\catcode`\\=\active
}
\def\macrolineargctxt{% used for whole-line arguments without braces
\scanctxt
+ \catcode`\@=\other
\catcode`\{=\other
\catcode`\}=\other
}
@@ -8582,6 +8479,13 @@ end
\ifcase\paramno
% 0
\expandafter\xdef\csname\the\macname\endcsname{%
+ \bgroup
+ \noexpand\spaceisspace
+ \noexpand\endlineisspace
+ \noexpand\expandafter % skip any whitespace after the macro name.
+ \expandafter\noexpand\csname\the\macname @@@\endcsname}%
+ \expandafter\xdef\csname\the\macname @@@\endcsname{%
+ \egroup
\noexpand\scanmacro{\macrobody}}%
\or % 1
\expandafter\xdef\csname\the\macname\endcsname{%
@@ -8775,9 +8679,29 @@ end
% also remove a trailing comma, in case of something like this:
% @node Help-Cross, , , Cross-refs
\def\donode#1 ,#2\finishnodeparse{\dodonode #1,\finishnodeparse}
-\def\dodonode#1,#2\finishnodeparse{\gdef\lastnode{#1}}
+\def\dodonode#1,#2\finishnodeparse{\gdef\lastnode{#1}\omittopnode}
+
+% Used so that the @top node doesn't have to be wrapped in an @ifnottex
+% conditional.
+% \doignore goes to more effort to skip nested conditionals but we don't need
+% that here.
+\def\omittopnode{%
+ \ifx\lastnode\wordTop
+ \expandafter\ignorenode\fi
+}
+\def\wordTop{Top}
+
+% Until the next @node or @bye command, divert output to a box that is not
+% output.
+\def\ignorenode{\setbox\dummybox\vbox\bgroup\def\node{\egroup\node}%
+\ignorenodebye
+}
+
+{\let\bye\relax
+\gdef\ignorenodebye{\let\bye\ignorenodebyedef}
+\gdef\ignorenodebyedef{\egroup(`Top' node ignored)\bye}}
+% The redefinition of \bye here is because it is declared \outer
-\let\nwnode=\node
\let\lastnode=\empty
% Write a cross-reference definition for the current node. #1 is the
@@ -8800,7 +8724,7 @@ end
% \setref{NAME}{SNT} defines a cross-reference point NAME (a node or an
% anchor), which consists of three parts:
-% 1) NAME-title - the current sectioning name taken from \lastsection,
+% 1) NAME-title - the current sectioning name taken from \currentsection,
% or the anchor name.
% 2) NAME-snt - section number and type, passed as the SNT arg, or
% empty for anchors.
@@ -8822,7 +8746,7 @@ end
\write\auxfile{@xrdef{#1-% #1 of \setref, expanded by the \edef
##1}{##2}}% these are parameters of \writexrdef
}%
- \toks0 = \expandafter{\lastsection}%
+ \toks0 = \expandafter{\currentsection}%
\immediate \writexrdef{title}{\the\toks0 }%
\immediate \writexrdef{snt}{\csname #2\endcsname}% \Ynumbered etc.
\safewhatsit{\writexrdef{pg}{\folio}}% will be written later, at \shipout
@@ -9167,7 +9091,13 @@ end
\xdef\safexrefname{#1}%
}%
%
- \expandafter\gdef\csname XR\safexrefname\endcsname{#2}% remember this xref
+ \bgroup
+ \expandafter\gdef\csname XR\safexrefname\endcsname{#2}%
+ \egroup
+ % We put the \gdef inside a group to avoid the definitions building up on
+ % TeX's save stack, which can cause it to run out of space for aux files with
+ % thousands of lines. \gdef doesn't use the save stack, but \csname does
+ % when it defines an unknown control sequence as \relax.
%
% Was that xref control sequence that we just defined for a float?
\expandafter\iffloat\csname XR\safexrefname\endcsname
@@ -9246,19 +9176,6 @@ end
\catcode`\^^]=\other
\catcode`\^^^=\other
\catcode`\^^_=\other
- % It was suggested to set the catcode of ^ to 7, which would allow ^^e4 etc.
- % in xref tags, i.e., node names. But since ^^e4 notation isn't
- % supported in the main text, it doesn't seem desirable. Furthermore,
- % that is not enough: for node names that actually contain a ^
- % character, we would end up writing a line like this: 'xrdef {'hat
- % b-title}{'hat b} and \xrdef does a \csname...\endcsname on the first
- % argument, and \hat is not an expandable control sequence. It could
- % all be worked out, but why? Either we support ^^ or we don't.
- %
- % The other change necessary for this was to define \auxhat:
- % \def\auxhat{\def^{'hat }}% extra space so ok if followed by letter
- % and then to call \auxhat in \setq.
- %
\catcode`\^=\other
%
% Special characters. Should be turned off anyway, but...
@@ -9276,14 +9193,7 @@ end
\catcode`\%=\other
\catcode`+=\other % avoid \+ for paranoia even though we've turned it off
%
- % This is to support \ in node names and titles, since the \
- % characters end up in a \csname. It's easier than
- % leaving it active and making its active definition an actual \
- % character. What I don't understand is why it works in the *value*
- % of the xrdef. Seems like it should be a catcode12 \, and that
- % should not typeset properly. But it works, so I'm moving on for
- % now. --karl, 15jan04.
- \catcode`\\=\other
+ \catcode`\\=\active
%
% @ is our escape character in .aux files, and we need braces.
\catcode`\{=1
@@ -9473,7 +9383,7 @@ end
\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://tug.org/tex/epsf.tex.}
+ it from https://ctan.org/texarchive/macros/texinfo/texinfo/doc/epsf.tex.}
%
\def\image#1{%
\ifx\epsfbox\thisisundefined
@@ -9614,13 +9524,13 @@ end
\global\advance\floatno by 1
%
{%
- % This magic value for \lastsection is output by \setref as the
+ % This magic value for \currentsection is output by \setref as the
% XREFLABEL-title value. \xrefX uses it to distinguish float
% labels (which have a completely different output format) from
% node and anchor labels. And \xrdef uses it to construct the
% lists of floats.
%
- \edef\lastsection{\floatmagic=\safefloattype}%
+ \edef\currentsection{\floatmagic=\safefloattype}%
\setref{\floatlabel}{Yfloat}%
}%
\fi
@@ -9743,7 +9653,7 @@ end
% #1 is the control sequence we are passed; we expand into a conditional
% which is true if #1 represents a float ref. That is, the magic
-% \lastsection value which we \setref above.
+% \currentsection value which we \setref above.
%
\def\iffloat#1{\expandafter\doiffloat#1==\finish}
%
@@ -10063,18 +9973,18 @@ directory should work if nowhere else does.}
\gdefchar^^a0{\tie}
\gdefchar^^a1{\exclamdown}
\gdefchar^^a2{{\tcfont \char162}} % cent
- \gdefchar^^a3{\pounds}
+ \gdefchar^^a3{\pounds{}}
\gdefchar^^a4{{\tcfont \char164}} % currency
\gdefchar^^a5{{\tcfont \char165}} % yen
\gdefchar^^a6{{\tcfont \char166}} % broken bar
\gdefchar^^a7{\S}
\gdefchar^^a8{\"{}}
- \gdefchar^^a9{\copyright}
+ \gdefchar^^a9{\copyright{}}
\gdefchar^^aa{\ordf}
- \gdefchar^^ab{\guillemetleft}
+ \gdefchar^^ab{\guillemetleft{}}
\gdefchar^^ac{\ensuremath\lnot}
\gdefchar^^ad{\-}
- \gdefchar^^ae{\registeredsymbol}
+ \gdefchar^^ae{\registeredsymbol{}}
\gdefchar^^af{\={}}
%
\gdefchar^^b0{\textdegree}
@@ -10088,7 +9998,7 @@ directory should work if nowhere else does.}
\gdefchar^^b8{\cedilla\ }
\gdefchar^^b9{$^1$}
\gdefchar^^ba{\ordm}
- \gdefchar^^bb{\guillemetright}
+ \gdefchar^^bb{\guillemetright{}}
\gdefchar^^bc{$1\over4$}
\gdefchar^^bd{$1\over2$}
\gdefchar^^be{$3\over4$}
@@ -10168,7 +10078,7 @@ directory should work if nowhere else does.}
% Encoding is almost identical to Latin1.
\latonechardefs
%
- \gdefchar^^a4{\euro}
+ \gdefchar^^a4{\euro{}}
\gdefchar^^a6{\v S}
\gdefchar^^a8{\v s}
\gdefchar^^b4{\v Z}
@@ -10197,7 +10107,7 @@ directory should work if nowhere else does.}
\gdefchar^^ae{\v Z}
\gdefchar^^af{\dotaccent Z}
%
- \gdefchar^^b0{\textdegree}
+ \gdefchar^^b0{\textdegree{}}
\gdefchar^^b1{\ogonek{a}}
\gdefchar^^b2{\ogonek{ }}
\gdefchar^^b3{\l}
@@ -10509,18 +10419,18 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{00A0}{\tie}%
\DeclareUnicodeCharacter{00A1}{\exclamdown}%
\DeclareUnicodeCharacter{00A2}{{\tcfont \char162}}% 0242=cent
- \DeclareUnicodeCharacter{00A3}{\pounds}%
+ \DeclareUnicodeCharacter{00A3}{\pounds{}}%
\DeclareUnicodeCharacter{00A4}{{\tcfont \char164}}% 0244=currency
\DeclareUnicodeCharacter{00A5}{{\tcfont \char165}}% 0245=yen
\DeclareUnicodeCharacter{00A6}{{\tcfont \char166}}% 0246=brokenbar
\DeclareUnicodeCharacter{00A7}{\S}%
\DeclareUnicodeCharacter{00A8}{\"{ }}%
- \DeclareUnicodeCharacter{00A9}{\copyright}%
+ \DeclareUnicodeCharacter{00A9}{\copyright{}}%
\DeclareUnicodeCharacter{00AA}{\ordf}%
- \DeclareUnicodeCharacter{00AB}{\guillemetleft}%
+ \DeclareUnicodeCharacter{00AB}{\guillemetleft{}}%
\DeclareUnicodeCharacter{00AC}{\ensuremath\lnot}%
\DeclareUnicodeCharacter{00AD}{\-}%
- \DeclareUnicodeCharacter{00AE}{\registeredsymbol}%
+ \DeclareUnicodeCharacter{00AE}{\registeredsymbol{}}%
\DeclareUnicodeCharacter{00AF}{\={ }}%
%
\DeclareUnicodeCharacter{00B0}{\ringaccent{ }}%
@@ -10534,7 +10444,7 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{00B8}{\cedilla{ }}%
\DeclareUnicodeCharacter{00B9}{$^1$}%
\DeclareUnicodeCharacter{00BA}{\ordm}%
- \DeclareUnicodeCharacter{00BB}{\guillemetright}%
+ \DeclareUnicodeCharacter{00BB}{\guillemetright{}}%
\DeclareUnicodeCharacter{00BC}{$1\over4$}%
\DeclareUnicodeCharacter{00BD}{$1\over2$}%
\DeclareUnicodeCharacter{00BE}{$3\over4$}%
@@ -11006,36 +10916,36 @@ directory should work if nowhere else does.}
% Punctuation
\DeclareUnicodeCharacter{2013}{--}%
\DeclareUnicodeCharacter{2014}{---}%
- \DeclareUnicodeCharacter{2018}{\quoteleft}%
- \DeclareUnicodeCharacter{2019}{\quoteright}%
- \DeclareUnicodeCharacter{201A}{\quotesinglbase}%
- \DeclareUnicodeCharacter{201C}{\quotedblleft}%
- \DeclareUnicodeCharacter{201D}{\quotedblright}%
- \DeclareUnicodeCharacter{201E}{\quotedblbase}%
+ \DeclareUnicodeCharacter{2018}{\quoteleft{}}%
+ \DeclareUnicodeCharacter{2019}{\quoteright{}}%
+ \DeclareUnicodeCharacter{201A}{\quotesinglbase{}}%
+ \DeclareUnicodeCharacter{201C}{\quotedblleft{}}%
+ \DeclareUnicodeCharacter{201D}{\quotedblright{}}%
+ \DeclareUnicodeCharacter{201E}{\quotedblbase{}}%
\DeclareUnicodeCharacter{2020}{\ensuremath\dagger}%
\DeclareUnicodeCharacter{2021}{\ensuremath\ddagger}%
- \DeclareUnicodeCharacter{2022}{\bullet}%
+ \DeclareUnicodeCharacter{2022}{\bullet{}}%
\DeclareUnicodeCharacter{202F}{\thinspace}%
- \DeclareUnicodeCharacter{2026}{\dots}%
- \DeclareUnicodeCharacter{2039}{\guilsinglleft}%
- \DeclareUnicodeCharacter{203A}{\guilsinglright}%
+ \DeclareUnicodeCharacter{2026}{\dots{}}%
+ \DeclareUnicodeCharacter{2039}{\guilsinglleft{}}%
+ \DeclareUnicodeCharacter{203A}{\guilsinglright{}}%
%
- \DeclareUnicodeCharacter{20AC}{\euro}%
+ \DeclareUnicodeCharacter{20AC}{\euro{}}%
%
- \DeclareUnicodeCharacter{2192}{\expansion}%
- \DeclareUnicodeCharacter{21D2}{\result}%
+ \DeclareUnicodeCharacter{2192}{\expansion{}}%
+ \DeclareUnicodeCharacter{21D2}{\result{}}%
%
% Mathematical symbols
\DeclareUnicodeCharacter{2200}{\ensuremath\forall}%
\DeclareUnicodeCharacter{2203}{\ensuremath\exists}%
\DeclareUnicodeCharacter{2208}{\ensuremath\in}%
- \DeclareUnicodeCharacter{2212}{\minus}%
+ \DeclareUnicodeCharacter{2212}{\minus{}}%
\DeclareUnicodeCharacter{2217}{\ast}%
\DeclareUnicodeCharacter{221E}{\ensuremath\infty}%
\DeclareUnicodeCharacter{2225}{\ensuremath\parallel}%
\DeclareUnicodeCharacter{2227}{\ensuremath\wedge}%
\DeclareUnicodeCharacter{2229}{\ensuremath\cap}%
- \DeclareUnicodeCharacter{2261}{\equiv}%
+ \DeclareUnicodeCharacter{2261}{\equiv{}}%
\DeclareUnicodeCharacter{2264}{\ensuremath\leq}%
\DeclareUnicodeCharacter{2265}{\ensuremath\geq}%
\DeclareUnicodeCharacter{2282}{\ensuremath\subset}%
@@ -11048,7 +10958,6 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{2113}{\ensuremath\ell}%
\DeclareUnicodeCharacter{2118}{\ensuremath\wp}%
\DeclareUnicodeCharacter{211C}{\ensuremath\Re}%
- \DeclareUnicodeCharacter{2127}{\ensuremath\mho}%
\DeclareUnicodeCharacter{2135}{\ensuremath\aleph}%
\DeclareUnicodeCharacter{2190}{\ensuremath\leftarrow}%
\DeclareUnicodeCharacter{2191}{\ensuremath\uparrow}%
@@ -11064,7 +10973,6 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{21AA}{\ensuremath\hookrightarrow}%
\DeclareUnicodeCharacter{21BC}{\ensuremath\leftharpoonup}%
\DeclareUnicodeCharacter{21BD}{\ensuremath\leftharpoondown}%
- \DeclareUnicodeCharacter{21BE}{\ensuremath\upharpoonright}%
\DeclareUnicodeCharacter{21C0}{\ensuremath\rightharpoonup}%
\DeclareUnicodeCharacter{21C1}{\ensuremath\rightharpoondown}%
\DeclareUnicodeCharacter{21CC}{\ensuremath\rightleftharpoons}%
@@ -11073,8 +10981,6 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{21D3}{\ensuremath\Downarrow}%
\DeclareUnicodeCharacter{21D4}{\ensuremath\Leftrightarrow}%
\DeclareUnicodeCharacter{21D5}{\ensuremath\Updownarrow}%
- \DeclareUnicodeCharacter{21DD}{\ensuremath\leadsto}%
- \DeclareUnicodeCharacter{2201}{\ensuremath\complement}%
\DeclareUnicodeCharacter{2202}{\ensuremath\partial}%
\DeclareUnicodeCharacter{2205}{\ensuremath\emptyset}%
\DeclareUnicodeCharacter{2207}{\ensuremath\nabla}%
@@ -11108,8 +11014,6 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{2283}{\ensuremath\supset}%
\DeclareUnicodeCharacter{2286}{\ensuremath\subseteq}%
\DeclareUnicodeCharacter{228E}{\ensuremath\uplus}%
- \DeclareUnicodeCharacter{228F}{\ensuremath\sqsubset}%
- \DeclareUnicodeCharacter{2290}{\ensuremath\sqsupset}%
\DeclareUnicodeCharacter{2291}{\ensuremath\sqsubseteq}%
\DeclareUnicodeCharacter{2292}{\ensuremath\sqsupseteq}%
\DeclareUnicodeCharacter{2293}{\ensuremath\sqcap}%
@@ -11124,8 +11028,6 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{22A4}{\ensuremath\ptextop}%
\DeclareUnicodeCharacter{22A5}{\ensuremath\bot}%
\DeclareUnicodeCharacter{22A8}{\ensuremath\models}%
- \DeclareUnicodeCharacter{22B4}{\ensuremath\unlhd}%
- \DeclareUnicodeCharacter{22B5}{\ensuremath\unrhd}%
\DeclareUnicodeCharacter{22C0}{\ensuremath\bigwedge}%
\DeclareUnicodeCharacter{22C1}{\ensuremath\bigvee}%
\DeclareUnicodeCharacter{22C2}{\ensuremath\bigcap}%
@@ -11141,12 +11043,11 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{2322}{\ensuremath\frown}%
\DeclareUnicodeCharacter{2323}{\ensuremath\smile}%
%
- \DeclareUnicodeCharacter{25A1}{\ensuremath\Box}%
\DeclareUnicodeCharacter{25B3}{\ensuremath\triangle}%
\DeclareUnicodeCharacter{25B7}{\ensuremath\triangleright}%
\DeclareUnicodeCharacter{25BD}{\ensuremath\bigtriangledown}%
\DeclareUnicodeCharacter{25C1}{\ensuremath\triangleleft}%
- \DeclareUnicodeCharacter{25C7}{\ensuremath\Diamond}%
+ \DeclareUnicodeCharacter{25C7}{\ensuremath\diamond}%
\DeclareUnicodeCharacter{2660}{\ensuremath\spadesuit}%
\DeclareUnicodeCharacter{2661}{\ensuremath\heartsuit}%
\DeclareUnicodeCharacter{2662}{\ensuremath\diamondsuit}%
@@ -11168,7 +11069,6 @@ directory should work if nowhere else does.}
\DeclareUnicodeCharacter{2A02}{\ensuremath\bigotimes}%
\DeclareUnicodeCharacter{2A04}{\ensuremath\biguplus}%
\DeclareUnicodeCharacter{2A06}{\ensuremath\bigsqcup}%
- \DeclareUnicodeCharacter{2A1D}{\ensuremath\Join}%
\DeclareUnicodeCharacter{2A3F}{\ensuremath\amalg}%
\DeclareUnicodeCharacter{2AAF}{\ensuremath\preceq}%
\DeclareUnicodeCharacter{2AB0}{\ensuremath\succeq}%
@@ -11241,21 +11141,14 @@ directory should work if nowhere else does.}
\relax
}
-% define all Unicode characters we know about, for the sake of @U.
+% Define all Unicode characters we know about. This makes UTF-8 the default
+% input encoding and allows @U to work.
\iftxinativeunicodecapable
\nativeunicodechardefsatu
\else
\utfeightchardefs
\fi
-
-% Make non-ASCII characters printable again for compatibility with
-% existing Texinfo documents that may use them, even without declaring a
-% document encoding.
-%
-\setnonasciicharscatcode \other
-
-
\message{formatting,}
\newdimen\defaultparindent \defaultparindent = 15pt
@@ -11323,6 +11216,7 @@ directory should work if nowhere else does.}
\pdfvorigin = 1 true in
\else
\ifx\XeTeXrevision\thisisundefined
+ \special{papersize=#8,#7}%
\else
\pdfpageheight #7\relax
\pdfpagewidth #8\relax
@@ -11360,7 +11254,6 @@ directory should work if nowhere else does.}
%
\lispnarrowing = 0.3in
\tolerance = 700
- \hfuzz = 1pt
\contentsrightmargin = 0pt
\defbodyindent = .5cm
}}
@@ -11378,7 +11271,6 @@ directory should work if nowhere else does.}
%
\lispnarrowing = 0.25in
\tolerance = 700
- \hfuzz = 1pt
\contentsrightmargin = 0pt
\defbodyindent = .4cm
}}
@@ -11404,7 +11296,6 @@ directory should work if nowhere else does.}
{297mm}{210mm}%
%
\tolerance = 700
- \hfuzz = 1pt
\contentsrightmargin = 0pt
\defbodyindent = 5mm
}}
@@ -11423,7 +11314,6 @@ directory should work if nowhere else does.}
%
\lispnarrowing = 0.2in
\tolerance = 800
- \hfuzz = 1.2pt
\contentsrightmargin = 0pt
\defbodyindent = 2mm
\tableindent = 12mm
@@ -11465,9 +11355,11 @@ directory should work if nowhere else does.}
%
\dimen0 = #1\relax
\advance\dimen0 by \voffset
+ \advance\dimen0 by 1in % reference point for DVI is 1 inch from top of page
%
\dimen2 = \hsize
\advance\dimen2 by \normaloffset
+ \advance\dimen2 by 1in % reference point is 1 inch from left edge of page
%
\internalpagesizes{#1}{\hsize}%
{\voffset}{\normaloffset}%
@@ -11479,6 +11371,9 @@ directory should work if nowhere else does.}
%
\letterpaper
+% Default value of \hfuzz, for suppressing warnings about overfull hboxes.
+\hfuzz = 1pt
+
\message{and turning on texinfo input format.}
@@ -11569,11 +11464,9 @@ directory should work if nowhere else does.}
% \backslashcurfont outputs one backslash character in current font,
% as in \char`\\.
\global\chardef\backslashcurfont=`\\
-\global\let\rawbackslashxx=\backslashcurfont % let existing .??s files work
-% \realbackslash is an actual character `\' with catcode other, and
-% \doublebackslash is two of them (for the pdf outlines).
-{\catcode`\\=\other @gdef@realbackslash{\} @gdef@doublebackslash{\\}}
+% \realbackslash is an actual character `\' with catcode other.
+{\catcode`\\=\other @gdef@realbackslash{\}}
% In Texinfo, backslash is an active character; it prints the backslash
% in fixed width font.
@@ -11591,10 +11484,8 @@ directory should work if nowhere else does.}
@def@ttbackslash{{@tt @ifmmode @mathchar29020 @else @backslashcurfont @fi}}
@let@backslashchar = @ttbackslash % @backslashchar{} is for user documents.
-% \rawbackslash defines an active \ to do \backslashcurfont.
% \otherbackslash defines an active \ to be a literal `\' character with
-% catcode other. We switch back and forth between these.
-@gdef@rawbackslash{@let\=@backslashcurfont}
+% catcode other.
@gdef@otherbackslash{@let\=@realbackslash}
% Same as @turnoffactive except outputs \ as {\tt\char`\\} instead of
@@ -11644,6 +11535,9 @@ directory should work if nowhere else does.}
@def ^^M{@let^^M@secondlinenl}%
% Definition for a newline in the main Texinfo file.
@gdef @secondlinenl{@fixbackslash}%
+ % In case the first line has a whole-line command on it
+ @let@originalparsearg@parsearg
+ @def@parsearg{@fixbackslash@originalparsearg}
}}
{@catcode`@^=7 @catcode`@^^M=13%
@@ -11663,7 +11557,8 @@ directory should work if nowhere else does.}
@ifx\@eatinput @let\ = @ttbackslash @fi
@catcode13=5 % regular end of line
@enableemergencynewline
- @let@c=@texinfoc
+ @let@c=@comment
+ @let@parsearg@originalparsearg
% Also turn back on active characters that might appear in the input
% file name, in case not using a pre-dumped format.
@catcode`+=@active
@@ -11708,7 +11603,7 @@ directory should work if nowhere else does.}
@markupsetuprqdefault
@c Local variables:
-@c eval: (add-hook 'write-file-hooks 'time-stamp)
+@c eval: (add-hook 'before-save-hook 'time-stamp)
@c page-delimiter: "^\\\\message\\|emacs-page"
@c time-stamp-start: "def\\\\texinfoversion{"
@c time-stamp-format: "%:y-%02m-%02d.%02H"
@@ -11717,7 +11612,4 @@ directory should work if nowhere else does.}
@c vim:sw=2:
-@ignore
- arch-tag: e1b36e32-c96e-4135-a41a-0b2efa2ea115
-@end ignore
@enablebackslashhack