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chez-openbsd/release_notes/scheme.sty

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2022-07-29 15:12:07 +02:00
\usepackage{color}
\def\transerr#1{\begingroup\slshape}
\def\transin#1{\begingroup\color{red}}
\def\transout#1{\begingroup\color{blue}}
\def\endtranserr#1{\endgroup}
\def\endtransin#1{\endgroup}
\def\endtransout#1{\endgroup}
\newskip\ttglue
\let\ninefivett=\tt % \font\ninefivett=cmtt9 at 9.5pt
\ttglue=.5em plus .25em minus .15em
\newskip\schemeindent
\schemeindent=0pt
{\obeyspaces\global\let =\ }
\def\schtilde{\raisebox{-.5ex}{\hbox{\char`\~}}}
\def\schdot{.}
\def\schcarat{\char`\^}
\def\schbackslash{\char`\\}
\def\schatsign{\char`\@}
\def\schunderscore{\char`\_}
\def\schlbrace{\char`\{}
\def\schrbrace{\char`\}}
\def\scheme#1{\mbox{\ttfamily\ninefivett\frenchspacing\spaceskip=\ttglue#1}}
\def\schemeblankline{\par\beforeschemedisplay}
\def\schemelinestart{{\leavevmode\hbox{\hskip \schemeindent\relax}}}
%%% handle numbered lines in scheme.sty and scheme.hsty
%%% ---have scheme-prep produce only \schemelinestart
\def\schemelinestartnumbered#1{{\leavevmode\hbox{\hbox to 1em {\hfil{\rm #1}} \hskip .5\schemeindent\relax}}}
\def\noskip\schemedisplay{\begingroup%
\parindent=0pt%
\parskip=0pt%
\def\becomes{\hbox to 2em{\hfil$\rightarrow$\hfil}}%
\def\is{\hbox to 2em{\hfil$\Rightarrow$\hfil}}%
\def\si{\hbox to 2em{\hfil}}%
\interlinepenalty=2000%
\baselineskip=11pt plus 1pt\ninefivett\obeyspaces\frenchspacing}
\def\schemedisplay{\beforeschemedisplay\noskip\schemedisplay}
\def\longcode\schemedisplay{\penalty-200\vskip 8pt plus 4pt%
\kern3pt\hrule\kern5pt\nobreak\noskip\schemedisplay}
\def\endschemedisplay{\par\endgroup\afterschemedisplay}
\def\var#1{{\normalsize\textrm{\textit{#1}}}}
\def\raw#1{#1}
\def\beforeschemedisplay{\penalty-100\vskip\parskip\vskip5pt}
\def\afterschemedisplay{\penalty-200\vskip5pt}