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-rw-r--r--scm/music-functions.scm20
-rw-r--r--tex/texinfo.tex922
2 files changed, 498 insertions, 444 deletions
diff --git a/scm/music-functions.scm b/scm/music-functions.scm
index 9c36ceaf4d..e7728ec889 100644
--- a/scm/music-functions.scm
+++ b/scm/music-functions.scm
@@ -82,31 +82,33 @@ First it recurses over the children, then the function is applied to
(define-public (music-filter pred? music)
"Filter out music expressions that do not satisfy @var{pred?}."
- (define (inner-music-filter pred? music)
+ (define (inner-music-filter music)
"Recursive function."
(let* ((es (ly:music-property music 'elements))
(e (ly:music-property music 'element))
(as (ly:music-property music 'articulations))
- (filtered-as (filter ly:music? (map (lambda (y) (inner-music-filter pred? y)) as)))
+ (filtered-as (filter ly:music? (map inner-music-filter as)))
(filtered-e (if (ly:music? e)
- (inner-music-filter pred? e)
+ (inner-music-filter e)
e))
- (filtered-es (filter ly:music? (map (lambda (y) (inner-music-filter pred? y)) es))))
+ (filtered-es (filter ly:music? (map inner-music-filter es))))
(if (not (null? e))
(set! (ly:music-property music 'element) filtered-e))
(if (not (null? es))
(set! (ly:music-property music 'elements) filtered-es))
(if (not (null? as))
(set! (ly:music-property music 'articulations) filtered-as))
- ;; if filtering emptied the expression, we remove it completely.
+ ;; if filtering invalidated 'element, we remove the music unless
+ ;; there are remaining 'elements in which case we just hope and
+ ;; pray.
(if (or (not (pred? music))
- (and (eq? filtered-es '()) (not (ly:music? e))
- (or (not (eq? es '()))
- (ly:music? e))))
+ (and (null? filtered-es)
+ (not (ly:music? filtered-e))
+ (ly:music? e)))
(set! music '()))
music))
- (set! music (inner-music-filter pred? music))
+ (set! music (inner-music-filter music))
(if (ly:music? music)
music
(make-music 'Music))) ;must return music.
diff --git a/tex/texinfo.tex b/tex/texinfo.tex
index 79bc925655..fad2bc4dc3 100644
--- a/tex/texinfo.tex
+++ b/tex/texinfo.tex
@@ -3,7 +3,7 @@
% Load plain if necessary, i.e., if running under initex.
\expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
%
-\def\texinfoversion{2016-07-20.14}
+\def\texinfoversion{2016-09-17.16}
%
% Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
% 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
@@ -862,36 +862,6 @@ 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}
@@ -1108,9 +1078,14 @@ where each line of input produces a line of output.}
% For LuaTeX
%
+\newif\iftxiuseunicodedestname
+\txiuseunicodedestnamefalse % For pdfTeX etc.
+
\ifx\luatexversion\thisisundefined
\else
- % Escape PDF strings UTF-8 to UTF-16
+ % Use Unicode destination names
+ \txiuseunicodedestnametrue
+ % Escape PDF strings with converting UTF-16 from UTF-8
\begingroup
\catcode`\%=12
\directlua{
@@ -1138,7 +1113,24 @@ where each line of input produces a line of output.}
end
}
\endgroup
- \def\pdfescapestring#1{\directlua{UTF16oct('\luaescapestring{#1}')}}
+ \def\pdfescapestrutfsixteen#1{\directlua{UTF16oct('\luaescapestring{#1}')}}
+ % Escape PDF strings without converting
+ \begingroup
+ \directlua{
+ 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(
+ string.format(string.char(0x5c) .. string.char(0x25) .. '03o',
+ c))
+ else
+ tex.sprint(string.char(c))
+ end
+ end
+ end
+ }
+ \endgroup
+ \def\pdfescapestring#1{\directlua{PDFescstr('\luaescapestring{#1}')}}
\ifnum\luatexversion>84
% For LuaTeX >= 0.85
\def\pdfdest{\pdfextension dest}
@@ -1199,6 +1191,14 @@ where each line of input produces a line of output.}
\xdef#1{\pdfescapestring{#1}}%
\fi
}
+\def\txiescapepdfutfsixteen#1{%
+ \ifx\pdfescapestrutfsixteen\thisisundefined
+ % No UTF-16 converting macro available.
+ \txiescapepdf{#1}%
+ \else
+ \xdef#1{\pdfescapestrutfsixteen{#1}}%
+ \fi
+}
\newhelp\nopdfimagehelp{Texinfo supports .png, .jpg, .jpeg, and .pdf images
with PDF output, and none of those formats could be found. (.eps cannot
@@ -1308,19 +1308,77 @@ output) for that.)}
\pdfrefximage \pdflastximage
\fi}
%
- \def\pdfmkdest#1{{%
+ \def\setpdfdestname#1{{%
% We have to set dummies so commands such as @code, and characters
% such as \, aren't expanded when present in a section title.
\indexnofonts
\makevalueexpandable
\turnoffactive
- % Use ASCII approximations in destination names.
- \passthroughcharsfalse
+ \iftxiuseunicodedestname
+ \ifx \declaredencoding \latone
+ % Pass through Latin-1 characters.
+ % LuaTeX with byte wise I/O converts Latin-1 characters to Unicode.
+ \else
+ \ifx \declaredencoding \utfeight
+ % Pass through Unicode characters.
+ \else
+ % Use ASCII approximations in destination names.
+ \passthroughcharsfalse
+ \fi
+ \fi
+ \else
+ % Use ASCII approximations in destination names.
+ \passthroughcharsfalse
+ \fi
\def\pdfdestname{#1}%
\txiescapepdf\pdfdestname
- \safewhatsit{\pdfdest name{\pdfdestname} xyz}%
}}
%
+ \def\setpdfoutlinetext#1{{%
+ \indexnofonts
+ \makevalueexpandable
+ \turnoffactive
+ \ifx \declaredencoding \latone
+ % The PDF format can use an extended form of Latin-1 in bookmark
+ % strings. See Appendix D of the PDF Reference, Sixth Edition, for
+ % the "PDFDocEncoding".
+ \passthroughcharstrue
+ % Pass through Latin-1 characters.
+ % LuaTeX: Convert to Unicode
+ % pdfTeX: Use Latin-1 as PDFDocEncoding
+ \def\pdfoutlinetext{#1}%
+ \else
+ \ifx \declaredencoding \utfeight
+ \ifx\luatexversion\thisisundefined
+ % For pdfTeX with UTF-8.
+ % TODO: the PDF format can use UTF-16 in bookmark strings,
+ % but the code for this isn't done yet.
+ % Use ASCII approximations.
+ \passthroughcharsfalse
+ \def\pdfoutlinetext{#1}%
+ \else
+ % For LuaTeX with UTF-8.
+ % Pass through Unicode characters for title texts.
+ \passthroughcharstrue
+ \def\pdfoutlinetext{#1}%
+ \fi
+ \else
+ % For non-Latin-1 or non-UTF-8 encodings.
+ % Use ASCII approximations.
+ \passthroughcharsfalse
+ \def\pdfoutlinetext{#1}%
+ \fi
+ \fi
+ % LuaTeX: Convert to UTF-16
+ % pdfTeX: Use Latin-1 as PDFDocEncoding
+ \txiescapepdfutfsixteen\pdfoutlinetext
+ }}
+ %
+ \def\pdfmkdest#1{%
+ \setpdfdestname{#1}%
+ \safewhatsit{\pdfdest name{\pdfdestname} xyz}%
+ }
+ %
% used to mark target names; must be expandable.
\def\pdfmkpgn#1{#1}
%
@@ -1348,36 +1406,13 @@ output) for that.)}
% page number. We could generate a destination for the section
% text in the case where a section has no node, but it doesn't
% seem worth the trouble, since most documents are normally structured.
- {
- \ifx\luatexversion\thisisundefined \else
- \turnoffactive % LuaTeX can use Unicode strings for PDF
- \fi
- \edef\pdfoutlinedest{#3}%
- \ifx\pdfoutlinedest\empty
- \def\pdfoutlinedest{#4}%
- \else
- \txiescapepdf\pdfoutlinedest
- \fi
- %
- % Also escape PDF chars in the display string.
- \bgroup
- \ifx \declaredencoding \latone
- % The PDF format can use an extended form of Latin-1 in bookmark
- % strings. See Appendix D of the PDF Reference, Sixth Edition, for
- % the "PDFDocEncoding".
- \passthroughcharstrue
- \fi
- \ifx \declaredencoding \utfeight
- % TODO: the PDF format can use UTF-16 in bookmark strings, but the
- % code for this isn't done yet.
- \fi
- \globaldefs=1
- \edef\pdfoutlinetext{#1}%
- \txiescapepdf\pdfoutlinetext
- \egroup
- %
- \pdfoutline goto name{\pdfmkpgn{\pdfoutlinedest}}#2{\pdfoutlinetext}%
- }
+ \setpdfoutlinetext{#1}
+ \setpdfdestname{#3}
+ \ifx\pdfdestname\empty
+ \def\pdfdestname{#4}%
+ \fi
+ %
+ \pdfoutline goto name{\pdfmkpgn{\pdfdestname}}#2{\pdfoutlinetext}%
}
%
\def\pdfmakeoutlines{%
@@ -1535,7 +1570,6 @@ output) for that.)}
%
% For XeTeX
%
-\newif\iftxiuseunicodedestname
\ifx\XeTeXrevision\thisisundefined
\else
%
@@ -1543,73 +1577,125 @@ output) for that.)}
%
\ifnum\strcmp{\the\XeTeXversion\XeTeXrevision}{0.99996}>-1
% TeX Live 2016 contains XeTeX 0.99996 and xdvipdfmx 20160307.
- % It can be used `dvipdfmx:config' special (from TeX Live SVN r40941).
- % For avoiding PDF destination name replacement, we use the special
- % instead of xdvipdfmx commandline option `-C 0x0010'.
+ % It can use the `dvipdfmx:config' special (from TeX Live SVN r40941).
+ % For avoiding PDF destination name replacement, we use this special
+ % instead of xdvipdfmx's command line option `-C 0x0010'.
\special{dvipdfmx:config C 0x0010}
- % XeTeX 0.99995+ contains xdvipdfmx 20160307+.
- % It can handle Unicode destination name for PDF.
+ % XeTeX 0.99995+ comes with xdvipdfmx 20160307+.
+ % It can handle Unicode destination names for PDF.
\txiuseunicodedestnametrue
\else
- % XeTeX < 0.99996 (TeX Live < 2016) cannot be used
+ % XeTeX < 0.99996 (TeX Live < 2016) cannot use the
% `dvipdfmx:config' special.
% So for avoiding PDF destination name replacement,
- % xdvipdfmx commandline option `-C 0x0010' is necessary.
+ % xdvipdfmx's command line option `-C 0x0010' is necessary.
%
- % XeTeX < 0.99995 can not handle Unicode destination name for PDF
- % because xdvipdfmx 20150315 has UTF-16 convert issue.
- % It fixed by xdvipdfmx 20160106 (TeX Live SVN r39753).
+ % XeTeX < 0.99995 can not handle Unicode destination names for PDF
+ % because xdvipdfmx 20150315 has a UTF-16 conversion issue.
+ % It is fixed by xdvipdfmx 20160106 (TeX Live SVN r39753).
\txiuseunicodedestnamefalse
\fi
%
+ % Color support
+ %
+ \def\rgbDarkRed{0.50 0.09 0.12}
+ \def\rgbBlack{0 0 0}
+ %
+ \def\pdfsetcolor#1{\special{pdf:scolor [#1]}}
+ %
+ % 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}}%
+ \domark
+ \pdfsetcolor{#1}%
+ }
+ %
+ \def\maincolor{\rgbBlack}
+ \pdfsetcolor{\maincolor}
+ \edef\thiscolor{\maincolor}
+ \def\lastcolordefs{}
+ %
+ \def\makefootline{%
+ \baselineskip24pt
+ \line{\pdfsetcolor{\maincolor}\the\footline}%
+ }
+ %
+ \def\makeheadline{%
+ \vbox to 0pt{%
+ \vskip-22.5pt
+ \line{%
+ \vbox to8.5pt{}%
+ % Extract \thiscolor definition from the marks.
+ \getcolormarks
+ % Typeset the headline with \maincolor, then restore the color.
+ \pdfsetcolor{\maincolor}\the\headline\pdfsetcolor{\thiscolor}%
+ }%
+ \vss
+ }%
+ \nointerlineskip
+ }
+ %
% PDF outline support
%
- % Emulate the primitive of pdfTeX
+ % Emulate pdfTeX primitive
\def\pdfdest name#1 xyz{%
- \special{pdf:dest (name#1) [@thispage /XYZ @xpos @ypos null]}%
+ \special{pdf:dest (#1) [@thispage /XYZ @xpos @ypos null]}%
}
- \def\pdfmkdest#1{{%
+ %
+ \def\setpdfdestname#1{{%
% We have to set dummies so commands such as @code, and characters
% such as \, aren't expanded when present in a section title.
\indexnofonts
+ \makevalueexpandable
+ \turnoffactive
\iftxiuseunicodedestname
- \def\pdfdestname{#1}% Pass through Unicode characters.
+ % Pass through Unicode characters.
\else
- \edef\pdfdestname{#1}% Replace Unicode characters to ASCII.
+ % Use ASCII approximations in destination names.
+ \passthroughcharsfalse
\fi
- \turnoffactive
- \makevalueexpandable
+ \def\pdfdestname{#1}%
\txiescapepdf\pdfdestname
- \safewhatsit{\pdfdest name{\pdfdestname} xyz}%
}}
%
+ \def\setpdfoutlinetext#1{{%
+ \turnoffactive
+ % Always use Unicode characters in title texts.
+ \def\pdfoutlinetext{#1}%
+ % For XeTeX, xdvipdfmx converts to UTF-16.
+ % So we do not convert.
+ \txiescapepdf\pdfoutlinetext
+ }}
+ %
+ \def\pdfmkdest#1{%
+ \setpdfdestname{#1}%
+ \safewhatsit{\pdfdest name{\pdfdestname} xyz}%
+ }
+ %
+ % by default, use black for everything.
+ \def\urlcolor{\rgbBlack}
+ \def\linkcolor{\rgbBlack}
+ \def\endlink{\setcolor{\maincolor}\pdfendlink}
+ %
\def\dopdfoutline#1#2#3#4{%
- \iftxiuseunicodedestname
- \def\pdfoutlinedest{#3}% Pass through Unicode characters.
- \else
- \edef\pdfoutlinedest{#3}% Replace Unicode characters to ASCII.
+ \setpdfoutlinetext{#1}
+ \setpdfdestname{#3}
+ \ifx\pdfdestname\empty
+ \def\pdfdestname{#4}%
\fi
- \ifx\pdfoutlinedest\empty
- \def\pdfoutlinedest{#4}%
- \fi
- {
- \turnoffactive
- \txiescapepdf\pdfoutlinedest
- \edef\pdfoutlinetext{#1}%
- \txiescapepdf\pdfoutlinetext
- %
- \special{pdf:out [-] #2 << /Title (\pdfoutlinetext) /A
- << /S /GoTo /D (name\pdfoutlinedest) >> >> }%
- }
+ %
+ \special{pdf:out [-] #2 << /Title (\pdfoutlinetext) /A
+ << /S /GoTo /D (\pdfdestname) >> >> }%
}
%
\def\pdfmakeoutlines{%
\begingroup
%
- % In the case of XeTeX, counts of subentries is not necesary.
- % Therefore, read toc only once.
+ % For XeTeX, counts of subentries are not necessary.
+ % Therefore, we read toc only once.
%
- % We use the node names as the destinations.
+ % We use node names as destinations.
\def\partentry##1##2##3##4{}% ignore parts in the outlines
\def\numchapentry##1##2##3##4{%
\dopdfoutline{##1}{1}{##3}{##4}}%
@@ -1629,7 +1715,7 @@ output) for that.)}
\let\unnsubsecentry\numsubsecentry%
\let\unnsubsubsecentry\numsubsubsecentry%
%
- % In the case of XeTeX, xdvipdfmx converts strings to UTF-16.
+ % For XeTeX, xdvipdfmx converts strings to UTF-16.
% Therefore, the encoding and the language may not be considered.
%
\indexnofonts
@@ -1651,9 +1737,9 @@ output) for that.)}
\special{pdf:docview << /PageMode /UseOutlines >> }
% ``\special{pdf:tounicode ...}'' is not necessary
% because xdvipdfmx converts strings from UTF-8 to UTF-16 without it.
- % However, due to UTF-16 convert issue of xdvipdfmx 20150315,
- % ``\special{pdf:dest ...}'' can not handle non-ASCII strings.
- % It fixed by xdvipdfmx 20160106 (TeX Live SVN r39753).
+ % However, due to a UTF-16 conversion issue of xdvipdfmx 20150315,
+ % ``\special{pdf:dest ...}'' cannot handle non-ASCII strings.
+ % It is fixed by xdvipdfmx 20160106 (TeX Live SVN r39753).
%
\def\skipspaces#1{\def\PP{#1}\def\D{|}%
\ifx\PP\D\let\nextsp\relax
@@ -1713,7 +1799,7 @@ output) for that.)}
{\noexpand\pdflink{\the\toksC}}\toksC={}\global\countA=0}
\def\pdflink#1{%
\special{pdf:bann << /Border [0 0 0]
- /Type /Annot /Subtype /Link /A << /S /GoTo /D (name#1) >> >>}%
+ /Type /Annot /Subtype /Link /A << /S /GoTo /D (#1) >> >>}%
\setcolor{\linkcolor}#1\endlink}
\def\done{\edef\st{\global\noexpand\toksA={\the\toksB}}\st}
%
@@ -1725,7 +1811,7 @@ output) for that.)}
\def\xeteximagewidth{#2}\setbox0 = \hbox{\ignorespaces #2}%
\def\xeteximageheight{#3}\setbox2 = \hbox{\ignorespaces #3}%
%
- % XeTeX (and the PDF format) support .pdf, .png, .jpg (among
+ % XeTeX (and the PDF format) supports .pdf, .png, .jpg (among
% others). Let's try in that order, PDF first since if
% someone has a scalable image, presumably better to use that than a
% bitmap.
@@ -1769,40 +1855,9 @@ 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
@@ -2153,8 +2208,8 @@ end
\setfont\deftt\ttshape{10}{\magstep1}{OT1TT}
\setfont\defsl\slshape{10}{\magstep1}{OT1TT}
\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\ttfontsl=\defttsl \let\slfont=\defsl \bf}
% Fonts for indices, footnotes, small examples (9pt).
\def\smallnominalsize{9pt}
@@ -2287,8 +2342,8 @@ end
\setfont\deftt\ttshape{10}{\magstephalf}{OT1TT}
\setfont\defsl\slshape{10}{\magstephalf}{OT1TT}
\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\ttfontsl=\defttsl \bf}
% Fonts for indices, footnotes, small examples (9pt).
\def\smallnominalsize{9pt}
@@ -2394,6 +2449,12 @@ 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
@@ -2420,20 +2481,55 @@ 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}}
+
+% 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}}
+
+% 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.
%
\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
}
-% The font-changing commands redefine the meanings of \tenSTYLE, instead
+% Select #1 fonts with the current style. Used to change font size
+% in, e.g., the LaTeX logo and acronyms.
+%
+\def\selectfonts#1{\csname #1fonts\endcsname \csname\curfontstyle\endcsname}
+
+% 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
-% \tenSTYLE to set the current font.
+% \STYLEfont to set the current font.
%
% Each font-changing command also sets the names \lsize (one size lower)
% and \lllsize (three sizes lower). These relative commands are used
@@ -2442,78 +2538,72 @@ 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
+ \let\rmfont=\textrm \let\itfont=\textit \let\slfont=\textsl
+ \let\bffont=\textbf \let\ttfont=\texttt \let\smallcaps=\textsc
+ \let\sffont=\textsf \let\ifont=\texti \let\syfont=\textsy
+ \let\ttfontsl=\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
+ \let\rmfont=\titlerm \let\itfont=\titleit \let\slfont=\titlesl
+ \let\bffont=\titlebf \let\ttfont=\titlett \let\smallcaps=\titlesc
+ \let\sffont=\titlesf \let\ifont=\titlei \let\syfont=\titlesy
+ \let\ttfontsl=\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
+ \let\rmfont=\chaprm \let\itfont=\chapit \let\slfont=\chapsl
+ \let\bffont=\chapbf \let\ttfont=\chaptt \let\smallcaps=\chapsc
+ \let\sffont=\chapsf \let\ifont=\chapi \let\syfont=\chapsy
+ \let\ttfontsl=\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
+ \let\rmfont=\secrm \let\itfont=\secit \let\slfont=\secsl
+ \let\bffont=\secbf \let\ttfont=\sectt \let\smallcaps=\secsc
+ \let\sffont=\secsf \let\ifont=\seci \let\syfont=\secsy
+ \let\ttfontsl=\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
+ \let\rmfont=\ssecrm \let\itfont=\ssecit \let\slfont=\ssecsl
+ \let\bffont=\ssecbf \let\ttfont=\ssectt \let\smallcaps=\ssecsc
+ \let\sffont=\ssecsf \let\ifont=\sseci \let\syfont=\ssecsy
+ \let\ttfontsl=\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
+ \let\rmfont=\reducedrm \let\itfont=\reducedit \let\slfont=\reducedsl
+ \let\bffont=\reducedbf \let\ttfont=\reducedtt \let\reducedcaps=\reducedsc
+ \let\sffont=\reducedsf \let\ifont=\reducedi \let\syfont=\reducedsy
+ \let\ttfontsl=\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
+ \let\rmfont=\smallrm \let\itfont=\smallit \let\slfont=\smallsl
+ \let\bffont=\smallbf \let\ttfont=\smalltt \let\smallcaps=\smallsc
+ \let\sffont=\smallsf \let\ifont=\smalli \let\syfont=\smallsy
+ \let\ttfontsl=\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
+ \let\rmfont=\smallerrm \let\itfont=\smallerit \let\slfont=\smallersl
+ \let\bffont=\smallerbf \let\ttfont=\smallertt \let\smallcaps=\smallersc
+ \let\sffont=\smallersf \let\ifont=\smalleri \let\syfont=\smallersy
+ \let\ttfontsl=\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}
-
% Define these just so they can be easily changed for other fonts.
\def\angleleft{$\langle$}
\def\angleright{$\rangle$}
@@ -3297,23 +3387,10 @@ end
\let\atchar=\@
% @{ @} @lbracechar{} @rbracechar{} all generate brace characters.
-% Unless we're in typewriter, use \ecfont because the CM text fonts do
-% not have braces, and we don't want to switch into math.
-\def\mylbrace{{\ifmonospace\char123\else\ensuremath\lbrace\fi}}
-\def\myrbrace{{\ifmonospace\char125\else\ensuremath\rbrace\fi}}
-\let\{=\mylbrace \let\lbracechar=\{
-\let\}=\myrbrace \let\rbracechar=\}
-\begingroup
- % Definitions to produce \{ and \} commands for indices,
- % and @{ and @} for the aux/toc files.
- \catcode`\{ = \other \catcode`\} = \other
- \catcode`\[ = 1 \catcode`\] = 2
- \catcode`\! = 0 \catcode`\\ = \other
- !gdef!lbracecmd[\{]%
- !gdef!rbracecmd[\}]%
- !gdef!lbraceatcmd[@{]%
- !gdef!rbraceatcmd[@}]%
-!endgroup
+\def\lbracechar{{\ifmonospace\char123\else\ensuremath\lbrace\fi}}
+\def\rbracechar{{\ifmonospace\char125\else\ensuremath\rbrace\fi}}
+\let\{=\lbracechar
+\let\}=\rbracechar
% @comma{} to avoid , parsing problems.
\let\comma = ,
@@ -3432,7 +3509,7 @@ 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}
@@ -3691,7 +3768,7 @@ end
% Macros to be used within @titlepage:
-\let\subtitlerm=\tenrm
+\let\subtitlerm=\rmfont
\def\subtitlefont{\subtitlerm \normalbaselineskip = 13pt \normalbaselines}
\parseargdef\title{%
@@ -3896,7 +3973,7 @@ end
\message{tables,}
-% Tables -- @table, @ftable, @ktable, @vtable, @item(x).
+% Tables -- @table, @ftable, @vtable, @item(x).
% default indentation of table text
\newdimen\tableindent \tableindent=.8in
@@ -3908,7 +3985,7 @@ end
% used internally for \itemindent minus \itemmargin
\newdimen\itemmax
-% Note @table, @ftable, @ktable and @vtable define @item, @itemx, etc., with
+% Note @table, @ftable, and @vtable define @item, @itemx, etc., with
% these defs.
% They also define \itemindex
% to index the item name in whatever manner is desired (perhaps none).
@@ -3976,7 +4053,7 @@ end
\def\item{\errmessage{@item while not in a list environment}}
\def\itemx{\errmessage{@itemx while not in a list environment}}
-% @table, @ftable, @ktable, @vtable.
+% @table, @ftable, @vtable.
\envdef\table{%
\let\itemindex\gobble
\tablecheck{table}%
@@ -3985,10 +4062,6 @@ end
\def\itemindex ##1{\doind {fn}{\code{##1}}}%
\tablecheck{ftable}%
}
-\envdef\ktable{%
- \def\itemindex ##1{\doind {ky}{\code{##1}}}%
- \tablecheck{ktable}%
-}
\envdef\vtable{%
\def\itemindex ##1{\doind {vr}{\code{##1}}}%
\tablecheck{vtable}%
@@ -4032,7 +4105,6 @@ end
}
\def\Etable{\endgraf\afterenvbreak}
\let\Eftable\Etable
-\let\Ektable\Etable
\let\Evtable\Etable
\let\Eitemize\Etable
\let\Eenumerate\Etable
@@ -4786,14 +4858,7 @@ end
% #1 is \doindex or \docodeindex, #2 the index getting redefined (foo),
% #3 the target index (bar).
\def\dosynindex#1#2#3{%
- % Only do \closeout if we haven't already done it, else we'll end up
- % closing the target index.
- \expandafter \ifx\csname donesynindex#2\endcsname \relax
- % The \closeout helps reduce unnecessary open files; the limit on the
- % Acorn RISC OS is a mere 16 files.
- \expandafter\closeout\csname#2indfile\endcsname
- \expandafter\let\csname donesynindex#2\endcsname = 1
- \fi
+ \requireopenindexfile{#3}%
% redefine \fooindfile:
\expandafter\let\expandafter\temp\expandafter=\csname#3indfile\endcsname
\expandafter\let\csname#2indfile\endcsname=\temp
@@ -4818,17 +4883,12 @@ end
%
\def\indexdummies{%
\escapechar = `\\ % use backslash in output files.
- \def\@{@}% change to @@ when we switch to @ as escape char in index files.
- \def\ {\realbackslash\space }%
- %
- % Need these unexpandable (because we define \tt as a dummy)
- % definitions when @{ or @} appear in index entry text. Also, more
- % complicated, when \tex is in effect and \{ is a \delimiter again.
- % We can't use \lbracecmd and \rbracecmd because texindex assumes
- % braces and backslashes are used only as delimiters. Perhaps we
- % should use @lbracechar and @rbracechar?
- \def\{{{\tt\char123}}%
- \def\}{{\tt\char125}}%
+ \definedummyletter\@%
+ \definedummyletter\ %
+ %
+ % For texindex which always views { and } as separators.
+ \def\{{\lbracechar{}}%
+ \def\}{\rbracechar{}}%
%
% Do the redefinitions.
\definedummies
@@ -4836,16 +4896,11 @@ end
% Used for the aux and toc files, where @ is the escape character.
%
-% For the aux and toc files, @ is the escape character. So we want to
-% redefine everything using @ as the escape character (instead of
-% \realbackslash, still used for index files). When everything uses @,
-% this will be simpler.
-%
\def\atdummies{%
- \def\@{@@}%
- \def\ {@ }%
- \let\{ = \lbraceatcmd
- \let\} = \rbraceatcmd
+ \definedummyletter\@%
+ \definedummyletter\ %
+ \definedummyletter\{%
+ \definedummyletter\}%
%
% Do the redefinitions.
\definedummies
@@ -4917,6 +4972,7 @@ end
\definedummyword\TeX
%
% Assorted special characters.
+ \definedummyword\atchar
\definedummyword\arrow
\definedummyword\bullet
\definedummyword\comma
@@ -5133,37 +5189,40 @@ end
\def\LaTeX{LaTeX}%
\def\TeX{TeX}%
%
- % Assorted special characters.
- % (The following {} will end up in the sort string, but that's ok.)
- \def\arrow{->}%
- \def\bullet{bullet}%
- \def\comma{,}%
- \def\copyright{copyright}%
- \def\dots{...}%
- \def\enddots{...}%
- \def\equiv{==}%
- \def\error{error}%
- \def\euro{euro}%
- \def\expansion{==>}%
- \def\geq{>=}%
- \def\guillemetleft{<<}%
- \def\guillemetright{>>}%
- \def\guilsinglleft{<}%
- \def\guilsinglright{>}%
- \def\leq{<=}%
- \def\minus{-}%
- \def\point{.}%
- \def\pounds{pounds}%
- \def\print{-|}%
- \def\quotedblbase{"}%
- \def\quotedblleft{"}%
- \def\quotedblright{"}%
- \def\quoteleft{`}%
- \def\quoteright{'}%
- \def\quotesinglbase{,}%
- \def\registeredsymbol{R}%
- \def\result{=>}%
- \def\textdegree{o}%
+ % Assorted special characters. \defglyph gives the control sequence a
+ % definition that removes the {} that follows its use.
+ \defglyph\atchar{@}%
+ \defglyph\arrow{->}%
+ \defglyph\bullet{bullet}%
+ \defglyph\comma{,}%
+ \defglyph\copyright{copyright}%
+ \defglyph\dots{...}%
+ \defglyph\enddots{...}%
+ \defglyph\equiv{==}%
+ \defglyph\error{error}%
+ \defglyph\euro{euro}%
+ \defglyph\expansion{==>}%
+ \defglyph\geq{>=}%
+ \defglyph\guillemetleft{<<}%
+ \defglyph\guillemetright{>>}%
+ \defglyph\guilsinglleft{<}%
+ \defglyph\guilsinglright{>}%
+ \defglyph\leq{<=}%
+ \defglyph\lbracechar{\{}%
+ \defglyph\minus{-}%
+ \defglyph\point{.}%
+ \defglyph\pounds{pounds}%
+ \defglyph\print{-|}%
+ \defglyph\quotedblbase{"}%
+ \defglyph\quotedblleft{"}%
+ \defglyph\quotedblright{"}%
+ \defglyph\quoteleft{`}%
+ \defglyph\quoteright{'}%
+ \defglyph\quotesinglbase{,}%
+ \defglyph\rbracechar{\}}%
+ \defglyph\registeredsymbol{R}%
+ \defglyph\result{=>}%
+ \defglyph\textdegree{o}%
%
% We need to get rid of all macros, leaving only the arguments (if present).
% Of course this is not nearly correct, but it is the best we can do for now.
@@ -5178,6 +5237,7 @@ end
\macrolist
\let\value\indexnofontsvalue
}
+\def\defglyph#1#2{\def#1##1{#2}} % see above
@@ -5427,7 +5487,7 @@ end
% \initial {@}
% as its first line, TeX doesn't complain about mismatched braces
% (because it thinks @} is a control sequence).
- \catcode`\@ = 11
+ \catcode`\@ = 12
% See comment in \requireopenindexfile.
\def\indexname{#1}\ifx\indexname\indexisfl\def\indexname{f1}\fi
\openin 1 \jobname.\indexname s
@@ -5455,7 +5515,7 @@ end
\let\indexlbrace\{ % Likewise, set these sequences for braces
\let\indexrbrace\} % used in the sort key.
\begindoublecolumns
- \let\entryorphanpenalty=\indexorphanpenalty
+ \let\entrywidowpenalty=\indexwidowpenalty
%
% Read input from the index file line by line.
\loopdo
@@ -5556,6 +5616,12 @@ 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
@@ -5569,10 +5635,6 @@ end
\def\*{\unskip\space\ignorespaces}%
\def\entrybreak{\hfil\break}% An undocumented command
%
- % A bit of stretch before each entry for the benefit of balancing
- % columns.
- \vskip 0pt plus0.5pt
- %
% Swallow the left brace of the text (first parameter):
\afterassignment\doentry
\let\temp =
@@ -5606,20 +5668,13 @@ end
%
\ifpdf
\pdfgettoks#1.%
- \bgroup\let\domark\relax
- \hskip\skip\thinshrinkable\the\toksA
- \egroup
- % The redefinion 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.
+ \hskip\skip\thinshrinkable\the\toksA
\else
\ifx\XeTeXrevision\thisisundefined
\hskip\skip\thinshrinkable #1%
\else
\pdfgettoks#1.%
- \bgroup\let\domark\relax
- \hskip\skip\thinshrinkable\the\toksA
- \egroup
+ \hskip\skip\thinshrinkable\the\toksA
\fi
\fi
\fi
@@ -5628,11 +5683,10 @@ end
\global\setbox\entryindexbox=\vbox{\unhbox\boxA}%
\else
\global\setbox\entryindexbox=\vbox\bgroup
- \prevdepth=\entrylinedepth
- \noindent
% We want the text of the entries to be aligned to the left, and the
% page numbers to be aligned to the right.
%
+ \parindent = 0pt
\advance\leftskip by 0pt plus 1fil
\advance\leftskip by 0pt plus -1fill
\rightskip = 0pt plus -1fil
@@ -5641,8 +5695,6 @@ end
% if the list of page numbers is long, to be aligned to the right.
\parfillskip=0pt plus -1fill
%
- \hangindent=1em
- %
\advance\rightskip by \entryrightmargin
% Determine how far we can stretch into the margin.
% This allows, e.g., "Appendix H GNU Free Documentation License" to
@@ -5662,17 +5714,21 @@ end
\ifdim\dimen@ > 0.8\dimen@ii % due to long index text
\dimen@ = 0.7\dimen@ % Try to split the text roughly evenly
\dimen@ii = \hsize
- \advance \dimen@ii by -1em
\ifnum\dimen@>\dimen@ii
% If the entry is too long, use the whole line
\dimen@ = \dimen@ii
\fi
\advance\leftskip by 0pt plus 1fill % ragged right
\advance \dimen@ by 1\rightskip
- \parshape = 2 0pt \dimen@ 1em \dimen@ii
- % Ideally we'd add a finite glue at the end of the first line only, but
- % TeX doesn't seem to provide a way to do such a thing.
+ \parshape = 2 0pt \dimen@ 0em \dimen@ii
+ % Ideally we'd add a finite glue at the end of the first line only,
+ % 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
\fi\fi
+ \indent % start paragraph
\unhbox\boxA
%
% Do not prefer a separate line ending with a hyphen to fewer lines.
@@ -5690,7 +5746,7 @@ end
\endgroup
% delay text of entry until after penalty
\bgroup\aftergroup\insertindexentrybox
- \entryorphanpenalty
+ \entrywidowpenalty
}}
\newskip\thinshrinkable
@@ -5698,40 +5754,43 @@ end
\newbox\entryindexbox
\def\insertindexentrybox{%
- \copy\entryindexbox
- % The following gets the depth of the last box. This is for even
- % line spacing when entries span several lines.
- \setbox\dummybox\vbox{%
- \unvbox\entryindexbox
- \nointerlineskip
- \lastbox
- \global\entrylinedepth=\prevdepth
+ \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
}%
- % Note that we couldn't simply \unvbox\entryindexbox followed by
- % \nointerlineskip\lastbox to remove the last box and then reinstate it,
- % because this resets how far the box has been \moveleft'ed to 0. \unvbox
- % doesn't affect \prevdepth either.
+ \setbox\delayedbox=\box\interbox
+ \ifdim\ht#1=0pt\else
+ \ourunvbox#1 % Repeat on what's left of the box
+ \nobreak
+ \fi
+ \box\delayedbox
+\egroup
}
-\newdimen\entrylinedepth
+\newbox\delayedbox
+\newbox\interbox
% Default is no penalty
-\let\entryorphanpenalty\egroup
+\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
-% orphaned index entries.
-\long\def\indexorphanpenalty{%
+% widowed index entries.
+\long\def\indexwidowpenalty{%
\def\isentry{\entry}%
\ifx\firsttoken\isentry
\else
- \unskip\penalty 9000
- % The \unskip here stops breaking before the glue. It relies on the
- % \vskip above being there, otherwise there is an error
- % "You can't use `\unskip' in vertical mode". There has to be glue
- % in the current vertical list that hasn't been added to the
- % "current page". See Chapter 24 of the TeXbook. This contradicts
- % Section 8.3.7 in "TeX by Topic," though.
+ \penalty 9000
\fi
\egroup % now comes the box added with \aftergroup
}
@@ -5771,8 +5830,6 @@ end
\newbox\partialpage
\newdimen\doublecolumnhsize
-\newdimen\doublecolumntopgap
-\doublecolumntopgap = 0pt
% Use inside an output routine to save \topmark and \firstmark
\def\savemarks{%
@@ -5855,12 +5912,10 @@ end
%
% Double the \vsize as well. (We don't need a separate register here,
% since nobody clobbers \vsize.)
- \global\doublecolumntopgap = \topskip
- \global\advance\doublecolumntopgap by -1\baselineskip
- \advance\vsize by -1\doublecolumntopgap
\vsize = 2\vsize
- \topskip=0pt
- \global\entrylinedepth=0pt\relax
+ %
+ % For the benefit of balancing columns
+ \advance\baselineskip by 0pt plus 0.5pt
}
% The double-column output routine for all double-column pages except
@@ -5890,9 +5945,7 @@ end
%
\hsize = \doublecolumnhsize
\wd0=\hsize \wd2=\hsize
- \vbox{%
- \vskip\doublecolumntopgap
- \hbox to\txipagewidth{\box0\hfil\box2}}%
+ \hbox to\txipagewidth{\box0\hfil\box2}%
}
@@ -5959,51 +6012,44 @@ end
\dimen@ = \ht0
\advance\dimen@ by \topskip
\advance\dimen@ by-\baselineskip
- \ifdim\dimen@<14\baselineskip
+ \ifdim\dimen@<5\baselineskip
% Don't split a short final column in two.
\setbox2=\vbox{}%
\else
\divide\dimen@ by 2 % target to split to
\dimen@ii = \dimen@
\splittopskip = \topskip
- % Loop until the second column is no higher than the first
+ % Loop until left column is at least as high as the right column.
{%
\vbadness = 10000
\loop
\global\setbox3 = \copy0
\global\setbox1 = \vsplit3 to \dimen@
- % Remove glue from bottom of first column to
- % make sure it is higher than the second.
- \global\setbox1 = \vbox{\unvbox1\unpenalty\unskip}%
- \ifdim\ht3>\ht1
+ \ifdim\ht1<\ht3
\global\advance\dimen@ by 1pt
\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
- % The left column has come out longer 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). Just split the last
- % of the double column material roughly in half.
+ % 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}%
- \setbox2=\vbox to\dimen@ii{\unvbox2}%
+ \setbox0=\vbox to \dimen@ii {\unvbox0\vfill}%
+ \setbox2=\vbox to \dimen@ii {\unvbox2\vfill}%
\else
- \multiply\dimen@ii by 5
- \divide\dimen@ii by 4
- \global\setbox3 = \copy0
- \global\setbox1 = \vsplit3 to \dimen@ii
- \global\setbox\balancedcolumns=\vbox{\pagesofar}%
- \ifdim\ht3<\dimen@ii
+ % Compare the heights of the two columns.
+ \ifdim4\ht1>5\ht3
% Column heights are too different, so don't make their bottoms
- % flush with each other. The glue at the end of the second column
- % allows a second column to stretch, reducing the difference in
- % height between the two.
- \setbox0=\vbox to\dimen@{\unvbox1\vfill}%
- \setbox2=\vbox to\dimen@{\unvbox3\vskip 0pt plus 0.3\ht0}%
+ % flush with each other.
+ \setbox2=\vbox to \ht1 {\unvbox3\vfill}%
+ \setbox0=\vbox to \ht1 {\unvbox1\vfill}%
\else
- \setbox0=\vbox to\dimen@{\unvbox1}%
- \setbox2=\vbox to\dimen@{\unvbox3}%
+ % Make column bottoms flush with each other.
+ \setbox2=\vbox to\ht1{\unvbox3\unskip}%
+ \setbox0=\vbox to\ht1{\unvbox1\unskip}%
\fi
\fi
\fi
@@ -7874,7 +7920,7 @@ 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.
@@ -8838,8 +8884,8 @@ end
\ifpdf
% For pdfTeX and LuaTeX
{\indexnofonts
- \turnoffactive
\makevalueexpandable
+ \turnoffactive
% This expands tokens, so do it after making catcode changes, so _
% etc. don't get their TeX definitions. This ignores all spaces in
% #4, including (wrongly) those in the middle of the filename.
@@ -8847,19 +8893,18 @@ end
%
% This (wrongly) does not take account of leading or trailing
% spaces in #1, which should be ignored.
- \edef\pdfxrefdest{#1}%
- \ifx\pdfxrefdest\empty
- \def\pdfxrefdest{Top}% no empty targets
- \else
- \txiescapepdf\pdfxrefdest % escape PDF special chars
+ \setpdfdestname{#1}%
+ %
+ \ifx\pdfdestname\empty
+ \def\pdfdestname{Top}% no empty targets
\fi
%
\leavevmode
\startlink attr{/Border [0 0 0]}%
\ifnum\filenamelength>0
- goto file{\the\filename.pdf} name{\pdfxrefdest}%
+ goto file{\the\filename.pdf} name{\pdfdestname}%
\else
- goto name{\pdfmkpgn{\pdfxrefdest}}%
+ goto name{\pdfmkpgn{\pdfdestname}}%
\fi
}%
\setcolor{\linkcolor}%
@@ -8868,8 +8913,8 @@ end
\else
% For XeTeX
{\indexnofonts
- \turnoffactive
\makevalueexpandable
+ \turnoffactive
% This expands tokens, so do it after making catcode changes, so _
% etc. don't get their TeX definitions. This ignores all spaces in
% #4, including (wrongly) those in the middle of the filename.
@@ -8877,32 +8922,27 @@ end
%
% This (wrongly) does not take account of leading or trailing
% spaces in #1, which should be ignored.
- \iftxiuseunicodedestname
- \def\pdfxrefdest{#1}% Pass through Unicode characters.
- \else
- \edef\pdfxrefdest{#1}% Replace Unicode characters to ASCII.
- \fi
- \ifx\pdfxrefdest\empty
- \def\pdfxrefdest{Top}% no empty targets
- \else
- \txiescapepdf\pdfxrefdest % escape PDF special chars
+ \setpdfdestname{#1}%
+ %
+ \ifx\pdfdestname\empty
+ \def\pdfdestname{Top}% no empty targets
\fi
%
\leavevmode
\ifnum\filenamelength>0
- % By the default settings,
+ % With default settings,
% XeTeX (xdvipdfmx) replaces link destination names with integers.
% In this case, the replaced destination names of
- % remote PDF cannot be known. In order to avoid replacement,
- % you can use commandline option `-C 0x0010' for xdvipdfmx.
+ % remote PDFs are no longer known. In order to avoid a replacement,
+ % you can use xdvipdfmx's command line option `-C 0x0010'.
% If you use XeTeX 0.99996+ (TeX Live 2016+),
- % the commandline option is not neccesary
- % because we can use `dvipdfmx:config' special.
+ % this command line option is no longer necessary
+ % because we can use the `dvipdfmx:config' special.
\special{pdf:bann << /Border [0 0 0] /Type /Annot /Subtype /Link /A
- << /S /GoToR /F (\the\filename.pdf) /D (name\pdfxrefdest) >> >>}%
+ << /S /GoToR /F (\the\filename.pdf) /D (\pdfdestname) >> >>}%
\else
\special{pdf:bann << /Border [0 0 0] /Type /Annot /Subtype /Link /A
- << /S /GoTo /D (name\pdfxrefdest) >> >>}%
+ << /S /GoTo /D (\pdfdestname) >> >>}%
\fi
}%
\setcolor{\linkcolor}%
@@ -9809,9 +9849,9 @@ directory should work if nowhere else does.}
\global\righthyphenmin = #3\relax
}
-% XeTeX and LuaTeX can handle native Unicode.
-% Their default I/O is UTF-8 sequence instead of byte-wise.
-% Other TeX engine (pdfTeX etc.) I/O is byte-wise.
+% XeTeX and LuaTeX can handle Unicode natively.
+% Their default I/O uses UTF-8 sequences instead of a byte-wise operation.
+% Other TeX engines' I/O (pdfTeX, etc.) is byte-wise.
%
\newif\iftxinativeunicodecapable
\newif\iftxiusebytewiseio
@@ -9935,14 +9975,15 @@ directory should work if nowhere else does.}
%
\else \ifx \declaredencoding \utfeight
\iftxinativeunicodecapable
- % For native Unicode (XeTeX and LuaTeX)
+ % For native Unicode handling (XeTeX and LuaTeX)
\nativeunicodechardefs
\else
- % For UTF-8 byte sequence (TeX, eTeX and pdfTeX)
+ % For treating UTF-8 as byte sequences (TeX, eTeX and pdfTeX)
\setnonasciicharscatcode\active
% since we already invoked \utfeightchardefs at the top level
- % (below), do not re-invoke it, then our check for duplicated
- % definitions triggers. Making non-ascii chars active is enough.
+ % (below), do not re-invoke it, otherwise our check for duplicated
+ % definitions gets triggered. Making non-ascii chars active is
+ % sufficient.
\fi
%
\else
@@ -9953,6 +9994,18 @@ directory should work if nowhere else does.}
\fi % latone
\fi % lattwo
\fi % ascii
+ %
+ \ifx\XeTeXrevision\thisisundefined
+ \else
+ \ifx \declaredencoding \utfeight
+ \else
+ \ifx \declaredencoding \ascii
+ \else
+ \message{Warning: XeTeX with non-UTF-8 encodings cannot handle %
+ non-ASCII characters in auxiliary files.}%
+ \fi
+ \fi
+ \fi
}
% emacs-page
@@ -9984,18 +10037,18 @@ 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}
@@ -10009,7 +10062,7 @@ 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{$3\over4$}
@@ -10089,7 +10142,7 @@ 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}
@@ -10118,7 +10171,7 @@ 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}
@@ -10290,8 +10343,9 @@ directory should work if nowhere else does.}
\def\U#1{%
\expandafter\ifx\csname uni:#1\endcsname \relax
\iftxinativeunicodecapable
- % Any Unicode characters can be used by native Unicode.
- % However, if the font does not have the glyph, the letter will miss.
+ % All Unicode characters can be used if native Unicode handling is
+ % active. However, if the font does not have the glyph,
+ % letters are missing.
\begingroup
\uccode`\.="#1\relax
\uppercase{.}
@@ -10314,9 +10368,9 @@ directory should work if nowhere else does.}
\def\UTFviiiFourOctetsName#1#2#3#4{%
\csname u8:#1\string #2\string #3\string #4\endcsname}%
-% For UTF-8 byte sequence (TeX, e-TeX and pdfTeX)
-% Definition macro to replace the Unicode character
-% Definition macro that is used by @U command
+% For UTF-8 byte sequences (TeX, e-TeX and pdfTeX),
+% provide a definition macro to replace a Unicode character;
+% this gets used by the @U command
%
\begingroup
\catcode`\"=12
@@ -10404,8 +10458,8 @@ directory should work if nowhere else does.}
\uppercase{\gdef\UTFviiiTmp{#2#3#4}}}
\endgroup
-% For native Unicode (XeTeX and LuaTeX)
-% Definition macro that is set catcode other non global
+% For native Unicode handling (XeTeX and LuaTeX),
+% provide a definition macro that sets a catcode to `other' non-globally
%
\def\DeclareUnicodeCharacterNativeOther#1#2{%
\catcode"#1=\other
@@ -10429,18 +10483,18 @@ 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{ }}%
@@ -10454,7 +10508,7 @@ 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}{$3\over4$}%
@@ -10926,36 +10980,36 @@ 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}%
@@ -11111,8 +11165,8 @@ directory should work if nowhere else does.}
\newif\ifpassthroughchars
\passthroughcharsfalse
-% For native Unicode (XeTeX and LuaTeX)
-% Definition macro to replace / pass-through the Unicode character
+% For native Unicode handling (XeTeX and LuaTeX),
+% provide a definition macro to replace/pass-through a Unicode character
%
\def\DeclareUnicodeCharacterNative#1#2{%
\catcode"#1=\active
@@ -11135,21 +11189,22 @@ directory should work if nowhere else does.}
\endgroup
}
-% Native Unicode (XeTeX and LuaTeX) character replacing definitions
-% It makes the setting that replace the Unicode characters.
+% Native Unicode handling (XeTeX and LuaTeX) character replacing definition.
+% It activates the setting that replaces Unicode characters.
\def\nativeunicodechardefs{%
\let\DeclareUnicodeCharacter\DeclareUnicodeCharacterNative
\unicodechardefs
}
-% For native Unicode (XeTeX and LuaTeX). Make the character token expand
+% For native Unicode handling (XeTeX and LuaTeX),
+% make the character token expand
% to the sequences given in \unicodechardefs for printing.
\def\DeclareUnicodeCharacterNativeAtU#1#2{%
\def\UTFAtUTmp{#2}
\expandafter\globallet\csname uni:#1\endcsname \UTFAtUTmp
}
-% Native Unicode (XeTeX and LuaTeX) @U command definitions
+% @U command definitions for native Unicode handling (XeTeX and LuaTeX).
\def\nativeunicodechardefsatu{%
\let\DeclareUnicodeCharacter\DeclareUnicodeCharacterNativeAtU
\unicodechardefs
@@ -11160,7 +11215,7 @@ directory should work if nowhere else does.}
\relax
}
-% define all the unicode characters we know about, for the sake of @U.
+% define all Unicode characters we know about, for the sake of @U.
\iftxinativeunicodecapable
\nativeunicodechardefsatu
\else
@@ -11636,7 +11691,4 @@ directory should work if nowhere else does.}
@c vim:sw=2:
-@ignore
- arch-tag: e1b36e32-c96e-4135-a41a-0b2efa2ea115
-@end ignore
@enablebackslashhack
generated by cgit v1.2.3 (git 2.46.0) at 2024-11-21 13:10:07 +0000