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Diffstat (limited to 'Master/texmf-dist/tex/generic/vrb')
-rw-r--r-- | Master/texmf-dist/tex/generic/vrb/vrb.tex | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/generic/vrb/vrb.tex b/Master/texmf-dist/tex/generic/vrb/vrb.tex new file mode 100644 index 00000000000..7b18bfcc2d1 --- /dev/null +++ b/Master/texmf-dist/tex/generic/vrb/vrb.tex @@ -0,0 +1,144 @@ +%Author: C.G. van der Laan, Hunzeweg 57, 9893PB +% Garnwerd, The Netherlands +% 05941-1525, cgl@risc1.rug.nl. +%Purpose: Verbatim macros via plain TeX, +% to be used with AnyTeX. +% *numvrb +%User toks variables +\newtoks\thisverbatim +\newtoks\everyverbatim +% +%User customization +\let\preverbatim\medskip +\let\postverbatim\medbreak +% *vrblin100 +%User `options': \numvrb +\newcount\vrblin +\def\numvrb{\vrblin0 + \everypar{\advance\vrblin1 + \llap{\sevenrm\the\vrblin\quad}}} +\def\nonum{\everypar={}} +% : \emc +\def\makeescape#1{\catcode`#1=0 } +\def\makeactive#1{\catcode`#1=13 } +{\makeactive\< + \gdef\emc{\makeactive\<% + \def<##1>{$\langle##1\rangle$}}} +% *vrblin200 +%User macro +\def\verbatim{\preverbatim\begingroup + \tt\setupverbatim + \the\everyverbatim\relax + \the\thisverbatim\relax + \verbatimgobble} +% +\def\endverbatim{\endgroup\postverbatim + \thisverbatim={}} +% +\def\setupverbatim{\makeactive\`% + \let\!=!\makeescape\!%Knuth&Levy + \def\par{\leavevmode\endgraf}%TB381 + \obeylines\uncatcodespecials + \obeyspaces} +% +{\obeyspaces\global\let =\ + \obeylines\gdef\verbatimgobble#1^^M{}% + \makeactive\` \gdef`{\relax\lq}}%TB381 +% +\def\uncatcodespecials{\def\do##1{% + \catcode`##1=12 }\dospecials} +% *vrblin250 +%Minimal | tag for inline verbatim +\def\vrt{{\tt\char`\|}}\makeactive\| +\def|{\bgroup\tt\setupverbatim + \the\everyverbatim\relax + \the\thisverbatim\relax + \def|{\egroup\thisverbatim{}}} +%\endinput %14/2/94 cgl@risc1.rug.nl +% *nonum +%Contents +%Newtoks +% \thisverbatim.................2 +% \everyverbatim................3 +%Customing +% \preverbatim..................6 +% \postverbatim.................7 +%Options +% \numvrb.....................103 +% \nonum......................106 +% \makeescape.................108 +% \makeactive.................109 +% \emc........................111 +% <#1>........................112 +%User macro +% \verbatim...................202 +% \endverbatim................208 +% \setupverbatim..............211 +% \verbatimgobble.............218 +% `...........................219 +% \uncatcodespecials..........221 +%Inline verbatim +% \vrt........................252 +% |...........................253 +%History of changes vrb.tex +%March 94 Block comments omitted. +% Verbatim mode with exclamation +% mark as escape char. +%Febr 1994 Release Version 1. +% +%Examples. (Extract the above vrt.tex file +% and store this as vrt.tex.) +% +% +%1. To handle other fonts via change and emc (enable metacode). +\thisverbatim={\emc} +\verbatim +Some <meta code> and +blah, blah, ... !it +Now text in italics!tt +and back again in tt +!endverbatim +% +%2. To handle numbering and verbatim file inclusion +\everyverbatim={\numvrb} +\thisverbatim={\makeescape\* + \catcode`\|=12 + \catcode`\!=12 + \input vrb.tex + } +\verbatim +Extras after file +*endverbatim +% +%3. To restart (line)numbers +\thisverbatim={\vrblin0 } +\verbatim +Just some text with +line numbers restarted. + + +After two blank lines. +!endverbatim +% +%4. In-line with alias tags +{\makeactive\| +\thisverbatim{\emc} +Before |inline <text and \cs>| after. +} +\bye +%History of changes +%March 1994 Selective numbering added as example. +%12 Feb 1994 File verbatim inclusion simplified. Just supply +% as part of the replacement text of \thisverbatim +% \input ... . +% Now more than one file can be specified. +% Moreover, the encoding is simpler. +% Furthermore, the coding of the second | as alias +% for \endverbatim is simplified, similar to manmac. +% Last but not least the deficiencies as mentioned +% in TeXbook p.381 have been incorporated. +% In-line verbatim only via alias tags. +%12 Jan 1994 \ea\relax omitted and file rearranged as test. +% \processl improved to handle blank lines. +% in-line verbatim added, explicitly +% Jan 1994 Name changes and submission to CTAN |