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[CWEB] Add partial macros for PDF/HINT output.
Forgot to add this in previous commit. git-svn-id: svn://tug.org/texlive/trunk/Build/source@68328 c570f23f-e606-0410-a88d-b1316a301751
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Andreas Scherer
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Sep 20, 2023
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% hypertext macros for CWEB listings (in addition to cwebmac.tex) | ||
% Version 1.0 --- August 2023 | ||
\ifx\acrohint\undefined\else\endinput\fi % these are not standalone macros | ||
\ifacro % The following are pdf macros | ||
\def\thewidth{\the\wd0 \space} | ||
\def\theheight{\the\ht\strutbox\space} | ||
\def\thedepth{\the\dp\strutbox\space} | ||
\ifpdftex | ||
\ifx\pdfannotlink\undefined\let\pdfannotlink\pdfstartlink\fi% for pdfTeX 0.14 | ||
\def\pdflink#1#2{\hbox{\pdfannotlink height \theheight depth \thedepth | ||
attr{/Border [0 0 0]} goto num #1 \Blue #1\Black\pdfendlink}} % changed 3.69 | ||
\else\def\pdflink#1#2{\setbox0=\hbox{\special{pdf: bc [ \pdflinkcolor ]}{#1}% | ||
\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\sanitizecommand#1#2{\addtokens\usersanitizer | ||
{\noexpand\dosanitizecommand\noexpand#1{#2}}} | ||
\def\dosanitizecommand#1#2{\ifx\nxt#1\addF{#2}\fi} | ||
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||
\catcode`\[=1 \catcode`\]=2 \catcode`\{=12 \catcode`\}=12 | ||
\def\lbchar[{] \def\rbchar[}] | ||
\catcode`\[=12 \catcode`\]=12 \catcode`\{=1 \catcode`\}=2 | ||
\catcode`\~=12 \def\tildechar{~} \catcode`\~=13 | ||
\catcode`\|=0 |catcode`|\=12 |def|bschar{\} |catcode`|\=0 \catcode`\|=12 | ||
\def\makeoutlinetoks{\Tnumfalse\afterassignment\makeolproctok\let\nxt= } | ||
\def\makeolnexttok{\afterassignment\makeolproctok\let\nxt= } | ||
\def\makeolgobbletok{\afterassignment\makeolnexttok\let\nxt= } | ||
\def\addF#1{\addtokens\toksF{#1}\tokprocessedtrue} | ||
% now comes a routine to "sanitize" section names, for pdf outlines | ||
\def\makeolproctok{\tokprocessedfalse | ||
\let\next\makeolnexttok % default | ||
\ifx\nxt\outlinedone\let\next\outlinedone | ||
\else\ifx{\nxt \else\ifx}\nxt \Tnumfalse \instrfalse % skip braces | ||
\else\ifx$\nxt % or a $ sign | ||
\else\ifx^\nxt \addF^\else\ifx_\nxt \addF_% sanitize ^ and _ | ||
\else\ifx\nxt\spacechar \addF\space | ||
\else\if\noexpand\nxt\relax % we have a control sequence; is it one we know? | ||
\ifx\nxt~\addF\space | ||
\else\ifx\nxt\onespace\addF\space | ||
\else\the\usersanitizer | ||
\iftokprocessed\else\makeolproctokctli | ||
\iftokprocessed\else\makeolproctokctlii | ||
\iftokprocessed\else\makeolproctokctliii % if not recognised, skip it | ||
\fi\fi\fi\fi\fi | ||
\else % we don't have a control sequence, it's an ordinary char | ||
\ifx/\nxt \addF{\string\/}% quote chars special to PDF with backslash | ||
\else\ifx(\nxt \addF{\string\(}\else\ifx)\nxt \addF{\string\)}% | ||
\else\ifx[\nxt \addF{\string\[}\else\ifx]\nxt \addF{\string\]}% | ||
\else\expandafter\makeolproctokchar\meaning\nxt | ||
\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi | ||
\next | ||
} | ||
\def\makeolproctokchar#1 #2 #3{\addF{#3}} | ||
\def\makeolproctokctli{% | ||
\ifx\nxt\CEE\addF{C}\let\next\makeolgobbletok % \CEE/ | ||
\else\ifx\nxt\UNIX\addF{UNIX}\let\next\makeolgobbletok % \UNIX/ | ||
\else\ifx\nxt\TEX\addF{TeX}\let\next\makeolgobbletok % \TEX/ | ||
\else\ifx\nxt\TeX\addF{TeX}\else\ifx\nxt\LaTeX\addF{LaTeX}% | ||
\else\ifx\nxt\CPLUSPLUS\addF{C++}\let\next\makeolgobbletok % \CPLUSPLUS/ | ||
\else\ifx\nxt\Cee\addF{C}% | ||
\else\ifx\nxt\PB \let\next\makeolgobbletok \tokprocessedtrue % \PB{...} | ||
\else\ifx\nxt\.\tokprocessedtrue\instrtrue % \.{...} | ||
% skip \| | ||
\else\ifx\nxt\\\ifinstr\addF{\bschar\bschar}\else\tokprocessedtrue\fi | ||
\else\ifx\nxt\&\ifinstr\addF&\else\tokprocessedtrue\fi | ||
\else\ifx\nxt\~\ifTnum\addF{0}\else\addF\tildechar\fi % 077->\T{\~77} | ||
\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\{\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{--}% | ||
\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi | ||
} | ||
\def\makeolproctokctlii{% | ||
\ifx\nxt\MG\addF{->}\else\ifx\nxt\GG\addF{>>}% | ||
\else\ifx\nxt\LL\addF{<<}\else\ifx\nxt\NULL\addF{NULL}% | ||
\else\ifx\nxt\AND\addF&\else\ifx\nxt\OR\addF|% | ||
\else\ifx\nxt\XOR\addF^\else\ifx\nxt\CM\addF\tildechar | ||
\else\ifx\nxt\MOD\addF{\string\%}\else\ifx\nxt\DC\addF{::}% | ||
\else\ifx\nxt\PA\addF{.*}\else\ifx\nxt\MGA\addF{->*}% | ||
\else\ifx\nxt\this\addF{this}\else\ifx\nxt\?\addF?% | ||
\else\ifx\nxt\E\addF{==}\else\ifx\nxt\G\addF{>=}% | ||
\else\ifx\nxt\I\addF{!=}\else\ifx\nxt\K\addF{=}% | ||
\else\ifx\nxt\l\addF{l}\else\ifx\nxt\L\addF{L}% | ||
\else\ifx\nxt\o\addF{o}\else\ifx\nxt\O\addF{O}% | ||
\else\ifx\nxt\R\addF!% | ||
\else\ifx\nxt\T \Tnumtrue \let\next\makeolgobbletok | ||
\tokprocessedtrue % \T{number} | ||
\else\ifx\nxt\AM\addF&\else\ifx\nxt\%\addF{\string\%}% | ||
\fi\fi\fi\fi\fi \fi\fi\fi\fi\fi | ||
\fi\fi\fi\fi\fi \fi\fi\fi\fi\fi | ||
\fi\fi\fi\fi\fi\fi | ||
} | ||
\def\makeolproctokctliii{% | ||
\ifx\nxt\V\addF{||}\else\ifx\nxt\W\addF{&&}\else\ifx\nxt\Z\addF{<=}% | ||
\else\ifx\nxt\*\addF*\else\ifx\nxt\Xand\addF{\space and\space}% | ||
\else\ifx\nxt\Xandxeq\addF{\space and_eq\space}% | ||
\else\ifx\nxt\Xbitand\addF{\space bitand\space}% | ||
\else\ifx\nxt\Xbitor\addF{\space bitor\space}% | ||
\else\ifx\nxt\Xcompl\addF{\space compl\space}% | ||
\else\ifx\nxt\Xnot\addF{\space not\space}% | ||
\else\ifx\nxt\Xnotxeq\addF{\space not_eq\space}% | ||
\else\ifx\nxt\Xor\addF{\space or\space}% | ||
\else\ifx\nxt\Xorxeq\addF{\space or_eq\space}% | ||
\else\ifx\nxt\Xxor\addF{\space xor\space}% | ||
\else\ifx\nxt\Xxorxeq\addF{\space xor_eq\space}% | ||
\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi | ||
\fi\fi\fi\fi\fi | ||
} | ||
\def\outlinedone{\edef\outlinest{\global\noexpand\toksE={\the\toksF}}% | ||
\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 | ||