texlive[61894] Master/texmf-dist/tex/plain/cweb/cwebmac.tex: [CWEB]
commits+ascherer at tug.org
commits+ascherer at tug.org
Sat Feb 5 14:15:04 CET 2022
Revision: 61894
http://tug.org/svn/texlive?view=revision&revision=61894
Author: ascherer
Date: 2022-02-05 14:15:04 +0100 (Sat, 05 Feb 2022)
Log Message:
-----------
[CWEB] Add support for HiTeX/HINT to cwebmac.tex.
Modified Paths:
--------------
trunk/Master/texmf-dist/tex/plain/cweb/cwebmac.tex
Modified: trunk/Master/texmf-dist/tex/plain/cweb/cwebmac.tex
===================================================================
--- trunk/Master/texmf-dist/tex/plain/cweb/cwebmac.tex 2022-02-05 11:40:49 UTC (rev 61893)
+++ trunk/Master/texmf-dist/tex/plain/cweb/cwebmac.tex 2022-02-05 13:15:04 UTC (rev 61894)
@@ -1,8 +1,8 @@
% standard macros for CWEB listings (in addition to plain.tex)
-% Version 4.6 --- December 2021
+% Version 4.7--- January 2022
\ifx\renewenvironment\undefined\else\endinput\fi % LaTeX will use other macros
-\xdef\fmtversion{\fmtversion+CWEB4.6}
-\chardef\cwebversion=4 \chardef\cwebrevision=6
+\xdef\fmtversion{\fmtversion+CWEB4.7}
+\chardef\cwebversion=4 \chardef\cwebrevision=7
\newif\ifpdf
\ifx\pdf+\pdftrue\fi
% Uncomment the following line if you want PDF goodies to be the default
@@ -16,7 +16,10 @@
\def\Black{\pdfliteral{0 g 0 G}} % use rgb colors for direct PDF output too
\def\Blue{\pdfliteral{\pdflinkcolor\space rg \pdflinkcolor\space RG}}
\fi\fi
+\newif\ifHINT
+\ifx\HINTversion\undefined \HINTfalse \else \HINTtrue \fi
\newif\ifacro \ifpdf\acrotrue\fi \ifpdftex\acrotrue\fi
+\newif\ifacroHINT \ifacro\acroHINTtrue\fi \ifHINT\acroHINTtrue\fi
\let\:=\. % preserve a way to get the dot accent
% (all other accents will still work as usual)
@@ -127,7 +130,7 @@
\def\?{\mathrel?}
\def\,{\relax\ifmmode\mskip\thinmuskip\else\thinspace\fi}
\def\note#1#2.{\Y\noindent{\hangindent2em%
- \baselineskip10pt\eightrm#1~\ifacro{\pdfnote#2.}\else#2\fi.\par}}
+ \baselineskip10pt\eightrm#1~\ifacroHINT{\pdfnote#2.}\else#2\fi.\par}}
\newtoks\toksA \newtoks\toksB \newtoks\toksC \newtoks\toksD
\newtoks\toksE \newtoks\toksF \newtoks\usersanitizer
@@ -148,39 +151,6 @@
\special{pdf: ec}}\special{pdf: ann width \thewidth height \theheight
depth \thedepth << /Type /Annot /Subtype /Link
/Border [0 0 0] /A << /S /GoTo /D (#2) >> >>}\box0\relax}\fi
-\def\pdfnote#1.{\setbox0=\hbox{\toksA={#1.}\toksB={}\maketoks}\the\toksA}
-\def\firstsecno#1.{\setbox0=\hbox{\toksA={#1.}\toksB={}%
- \def\makenote{\addtokens\toksB{\the\toksC}\def\makenote{\toksD={}
- \toksC={}\let\space\empty}\makenote}\maketoks}}
-\def\addtokens#1#2{\edef\addtoks{\noexpand#1={\the#1#2}}\addtoks}
-\def\poptoks#1#2|ENDTOKS|{\let\first=#1\toksD={#1}%
- \ifcat\noexpand\first0\countB=`#1\else\countB=0\fi\toksA={#2}}
-\def\maketoks{\expandafter\poptoks\the\toksA|ENDTOKS|%
- \ifnum\countB>`9 \countB=0 \fi
- \ifnum\countB<`0
- \ifnum0=\countC\else\makenote\fi
- \ifx\first.\let\next=\maketoksdone\else
- \let\next=\maketoks
- \addtokens\toksB{\the\toksD}
- \ifx\first,\addtokens\toksB{\space}\fi
- \fi
- \else \addtokens\toksC{\the\toksD}\global\countC=1\let\next=\maketoks
- \fi
- \next
-}
-\def\makenote{\addtokens\toksB
- {\noexpand\pdflink{\the\toksC}{\romannumeral\the\toksC}}\toksC={}\global\countC=0}
-\def\maketoksdone{\edef\st{\global\noexpand\toksA={\the\toksB}}\st}
-\def\pdfURL#1#2{\ifpdftex\pdfannotlink height\ht\strutbox depth\dp\strutbox
- attr {/Border [0 0 0]} user { /Type /Action /Subtype /Link /A
- << /S /URI /URI (#2) >>}\Blue #1\Black \pdfendlink % changed in 3.69
- \else \ifpdf{\setbox0=\hbox{\special{pdf: bc [ \pdflinkcolor ]}{#1}%
- \special{pdf: ec}}\special{pdf: ann width \thewidth\space height \theheight
- \space depth \thedepth\space << /Border [0 0 0]
- /Type /Action /Subtype /Link /A << /S /URI /URI (#2) >> >>}\box0\relax}%
- \else #1 ({\tt#2})\fi\fi}
-{\catcode`\~=12 \gdef\TILDE/{~}} % ~ in a URL
-{\catcode`\_=12 \gdef\UNDER/{_}} % _ in a URL
\def\sanitizecommand#1#2{\addtokens\usersanitizer
{\noexpand\dosanitizecommand\noexpand#1{#2}}}
\def\dosanitizecommand#1#2{\ifx\nxt#1\addF{#2}\fi}
@@ -235,7 +205,7 @@
\else\ifx\nxt\_\ifTnum\addF{E}\else\addF_\fi % 0.1E5->\T{0.1\_5}
\else\ifx\nxt\^\ifTnum\addF{0x}\else\addF^\fi % 0x77 -> \T{\^77}
\else\ifx\nxt\\\\\ifTnum\addF{0b}\else\addF\\\fi % 0b10111 -> \T{\\10111}
- \else\ifx\nxt\$\ifTnum\tokprocessedtrue\else\addF$\fi % \T{77\$L}
+ \else\ifx\nxt\$\ifTnum\tokprocessedtrue\else\addF$\fi %$% \T{77\$L}
\else\ifx\nxt\{\addF\lbchar \else\ifx\nxt\}\addF\rbchar
\else\ifx\nxt\ \addF\space \else\ifx\nxt\#\addF{\string\#}%
\else\ifx\nxt\PP\addF{++}\else\ifx\nxt\MM\addF{--}%
@@ -281,9 +251,64 @@
\outlinest\let\outlinedone=\relax}
\fi % End of pdf macros
+\ifHINT
+% The following uses HINT primitives to implement:
+% \HINThome to mark the position of the home page
+% \HINTlabel to attach a label to the top of a section
+% \HINTlink to link a section number to the section label
+% \HINTcontents to produce an 'outline' item
+% These are the top level HINT macros that are used in this file
+% No HINT primitives are used directly.
+\def\HINThome{\HINTdest name {HINT.home}%
+ \HINToutline goto name {HINT.home} depth 1 {Table of Contents}}
+\def\HINTlabel{{\let\*=\empty\HINTdest num \secstar top}}
+\def\HINTlink#1#2{\HINTstartlink goto num #1 {#1}\HINTendlink}% #2 not used ???
+\def\HINTcontents#1#2#3{\HINToutline goto num #3 depth #2 {#1}}
+\let\pdflink=\HINTlink
+\fi % End of HINT macros
+
+% Common macros for \ifacro and \ifHINT
+\ifacroHINT
+\def\pdfnote#1.{\setbox0=\hbox{\toksA={#1.}\toksB={}\maketoks}\the\toksA}
+\def\firstsecno#1.{\setbox0=\hbox{\toksA={#1.}\toksB={}%
+ \def\makenote{\addtokens\toksB{\the\toksC}\def\makenote{\toksD={}
+ \toksC={}\let\space\empty}\makenote}\maketoks}}
+\def\addtokens#1#2{\edef\addtoks{\noexpand#1={\the#1#2}}\addtoks}
+\def\poptoks#1#2|ENDTOKS|{\let\first=#1\toksD={#1}%
+ \ifcat\noexpand\first0\countB=`#1\else\countB=0\fi\toksA={#2}}
+\def\maketoks{\expandafter\poptoks\the\toksA|ENDTOKS|%
+ \ifnum\countB>`9 \countB=0 \fi
+ \ifnum\countB<`0
+ \ifnum0=\countC\else\makenote\fi
+ \ifx\first.\let\next=\maketoksdone\else
+ \let\next=\maketoks
+ \addtokens\toksB{\the\toksD}
+ \ifx\first,\addtokens\toksB{\space}\fi
+ \fi
+ \else \addtokens\toksC{\the\toksD}\global\countC=1\let\next=\maketoks
+ \fi
+ \next
+}
+\def\makenote{\addtokens\toksB
+ {\noexpand\pdflink{\the\toksC}{\romannumeral\the\toksC}}\toksC={}\global\countC=0}
+\def\maketoksdone{\edef\st{\global\noexpand\toksA={\the\toksB}}\st}
+\fi % End of common macros
+
+\def\pdfURL#1#2{\ifpdftex\pdfannotlink height\ht\strutbox depth\dp\strutbox
+ attr {/Border [0 0 0]} user { /Type /Action /Subtype /Link /A
+ << /S /URI /URI (#2) >>}\Blue #1\Black \pdfendlink % changed in 3.69
+ \else \ifpdf{\setbox0=\hbox{\special{pdf: bc [ \pdflinkcolor ]}{#1}%
+ \special{pdf: ec}}\special{pdf: ann width \thewidth\space height \theheight
+ \space depth \thedepth\space << /Border [0 0 0]
+ /Type /Action /Subtype /Link /A << /S /URI /URI (#2) >> >>}\box0\relax}%
+ \else #1 ({\tt#2})\fi\fi}
+{\catcode`\~=12 \gdef\TILDE/{~}} % ~ in a URL
+{\catcode`\_=12 \gdef\UNDER/{_}} % _ in a URL
+
\def\lapstar{\rlap{*}}
\def\stsec{\rightskip=0pt % get out of C mode (cf. \B)
\sfcode`;=1500 \pretolerance 200 \hyphenpenalty 50 \exhyphenpenalty 50
+ \ifHINT\HINTlabel\fi% Start page before section
\noindent{\let\*=\lapstar\bf\secstar.\quad}%
\ifacro \smash{\raise\baselineskip\hbox to0pt{\let\*=\empty
\ifpdftex \pdfdest num \secstar fith%
@@ -311,7 +336,7 @@
\let\G=\ge % greater than or equal sign
% \H is long Hungarian umlaut accent
\let\I=\ne % unequal sign
-\def\J{\.{@\&}} % TANGLE's join operation
+\def\J{\.{@\&}} % CTANGLE's join operation
\let\K== % assignment operator
%\let\K=\leftarrow % "honest" alternative to standard assignment operator
% \L is Polish letter suppressed-L
@@ -345,12 +370,12 @@
\let\R=\lnot % logical not
% \S is section sign
\def\T#1{\leavevmode % octal, hex or decimal constant
- \hbox{$\def\?{\kern.2em}%
+ \hbox{$\def\?{\kern.2em}%$%
\let\ \, % C++ digit separator becomes a little white space
% \def\$##1{\egroup_{\,\rm##1}\bgroup}% suffix to constant % versions < 3.67
\def\$##1{\egroup_{\rm##1}\bgroup}% suffix to constant % in version 3.67
\def\_{\cdot 10^{\aftergroup}}% power of ten (via dirty trick)
- \let\~=\oct \let\^=\hex \let\\=\bin {#1}$}}
+ \let\~=\oct \let\^=\hex \let\\=\bin {#1}$}}%$%
\def\U{\note{This code is used in section}} % xref for use of a section
\def\Us{\note{This code is used in sections}} % xref for uses of a section
\let\V=\lor % logical or
@@ -357,7 +382,7 @@
\let\W=\land % logical and
\def\X#1:#2\X{\ifmmode\gdef\XX{\null$\null}\else\gdef\XX{}\fi %$% section name
\XX$\langle\,${\let\I=\ne#2\eightrm\kern.5em
- \ifacro{\pdfnote#1.}\else#1\fi}$\,\rangle$\XX}
+ \ifacroHINT{\pdfnote#1.}\else#1\fi}$\,\rangle$\XX}
\def\Y{\par\yskip}
\let\Z=\le
\let\ZZ=\let % now you can \write the control sequence \ZZ
@@ -451,7 +476,9 @@
\vsize=\pageheight \advance\vsize by -\ht\sbox % the remaining height
\hsize=.5\pagewidth \advance\hsize by -10pt
% column width for the index (20pt between cols)
+ \ifHINT\else
\parfillskip 0pt plus .6\hsize % try to avoid almost empty lines
+ \fi
\def\lr{L} % this tells whether the left or right column is next
\output{\if L\lr\global\setbox\lbox=\page \gdef\lr{R}
\else\normaloutput{\vbox to\pageheight{\box\sbox\vss
@@ -460,7 +487,7 @@
\message{Index:}
\parskip 0pt plus .5pt
\outer\def\I##1, ##2.{\par\hangindent2em\noindent##1:\kern1em
- \ifacro\pdfnote##2.\else##2\fi.} % index entry
+ \ifacroHINT\pdfnote##2.\else##2\fi.} % index entry
\def\[##1]{$\underline{##1}$} % underlined index item
\rm \rightskip0pt plus 2.5em \tolerance 10000 \let\*=\lapstar
\hyphenpenalty 10000 \parindent0pt
@@ -475,7 +502,7 @@
\message{Section names:}
\output={\normaloutput\page\lheader\rheader}
\setpage
- \def\note##1##2.{\quad{\eightrm##1~\ifacro{\pdfnote##2.}\else{##2}\fi.}}
+ \def\note##1##2.{\quad{\eightrm##1~\ifacroHINT{\pdfnote##2.}\else{##2}\fi.}}
\def\Q{\note{Cited in section}} % crossref for mention of a section
\def\Qs{\note{Cited in sections}} % crossref for mentions of a section
\def\U{\note{Used in section}} % crossref for use of a section
@@ -512,8 +539,9 @@
\pageno=\contentspagenumber
\def\grouptitle{TABLE OF CONTENTS}
\message{Table of contents:}
+ \ifHINT\HINThome\fi% Mark the Table of contents as home page
\topofcontents \startpdf
- \line{\hfil Section\hbox to3em{\hss Page}}
+ \line{\hfil Section\ifHINT\else\hbox to3em{\hss Page}\fi}% No Page in HINT
\let\ZZ=\contentsline
\readcontents\relax % read the contents info
\botofcontents \end} % print the contents page(s) and terminate
@@ -520,7 +548,11 @@
\def\contentsline#1#2#3#4#5{\ifnum#2=0 \smallbreak\fi
\line{\consetup{#2}#1
\rm\leaders\hbox to .5em{.\hfil}\hfil
- \ \ifacro\pdflink{#3}{\romannumeral#3}\else#3\fi\hbox to3em{\hss#4}}}
+ \ \ifHINT
+ \HINTlink{#3}{\romannumeral#3}% No page numbers in HINT
+ \HINTcontents{#1}{#2}{#3}%
+ \else\ifacro\pdflink{#3}{\romannumeral#3}\else#3\fi
+ \hbox to3em{\hss#4}\fi}}
\def\consetup#1{\ifcase#1 \bf % depth -1 (@**)
\or % depth 0 (@*)
\or \hskip2em % depth 1 (@*1)
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