1.1 --- a/doc-src/Tutorial/extra.sty	Mon Aug 21 19:29:27 2000 +0200
     1.2 +++ b/doc-src/Tutorial/extra.sty	Tue Aug 22 10:59:15 2000 +0200
     1.3 @@ -1,6 +1,10 @@
     1.4  % extra.sty : Isabelle Manual extra macros for non-Springer version
     1.5  %
     1.6 -\typeout{Document Style extra. Released 17 February 1994}
     1.7 +\typeout{Document Style extra. Released 17/2/94, version of 22/8/00}
     1.8 +
     1.9 +\usepackage{ttbox}
    1.10 +{\obeylines\gdef\ttbreak
    1.11 +{\allowbreak}}
    1.12  
    1.13  %%Euro-style date: 20 September 1955
    1.14  \def\today{\number\day\space\ifcase\month\or
    1.15 @@ -8,10 +12,6 @@
    1.16  July\or August\or September\or October\or November\or December\fi
    1.17  \space\number\year}
    1.18  
    1.19 -%%Borrowed from alltt.sty, but leaves % as the comment character
    1.20 -\def\docspecials{\do\ \do\$\do\&%
    1.21 -  \do\#\do\^\do\^^K\do\_\do\^^A\do\~}
    1.22 -
    1.23  %%%Put first chapter on odd page, with arabic numbering; like \cleardoublepage
    1.24  \newcommand\clearfirst{\clearpage\ifodd\c@page\else
    1.25      \hbox{}\newpage\if@twocolumn\hbox{}\newpage\fi\fi

     2.1 --- a/doc-src/TutorialI/extra.sty	Mon Aug 21 19:29:27 2000 +0200
     2.2 +++ b/doc-src/TutorialI/extra.sty	Tue Aug 22 10:59:15 2000 +0200
     2.3 @@ -1,6 +1,10 @@
     2.4  % extra.sty : Isabelle Manual extra macros for non-Springer version
     2.5  %
     2.6 -\typeout{Document Style extra. Released 17 February 1994}
     2.7 +\typeout{Document Style extra. Released 17/2/94, version of 22/8/00}
     2.8 +
     2.9 +\usepackage{ttbox}
    2.10 +{\obeylines\gdef\ttbreak
    2.11 +{\allowbreak}}
    2.12  
    2.13  %%Euro-style date: 20 September 1955
    2.14  \def\today{\number\day\space\ifcase\month\or
    2.15 @@ -8,10 +12,6 @@
    2.16  July\or August\or September\or October\or November\or December\fi
    2.17  \space\number\year}
    2.18  
    2.19 -%%Borrowed from alltt.sty, but leaves % as the comment character
    2.20 -\def\docspecials{\do\ \do\$\do\&%
    2.21 -  \do\#\do\^\do\^^K\do\_\do\^^A\do\~}
    2.22 -
    2.23  %%%Put first chapter on odd page, with arabic numbering; like \cleardoublepage
    2.24  \newcommand\clearfirst{\clearpage\ifodd\c@page\else
    2.25      \hbox{}\newpage\if@twocolumn\hbox{}\newpage\fi\fi

     3.1 --- a/doc-src/extra.sty	Mon Aug 21 19:29:27 2000 +0200
     3.2 +++ b/doc-src/extra.sty	Tue Aug 22 10:59:15 2000 +0200
     3.3 @@ -1,6 +1,10 @@
     3.4  % extra.sty : Isabelle Manual extra macros for non-Springer version
     3.5  %
     3.6 -\typeout{Document Style extra. Released 17 February 1994}
     3.7 +\typeout{Document Style extra. Released 17/2/94, version of 22/8/00}
     3.8 +
     3.9 +\usepackage{ttbox}
    3.10 +{\obeylines\gdef\ttbreak
    3.11 +{\allowbreak}}
    3.12  
    3.13  %%Euro-style date: 20 September 1955
    3.14  \def\today{\number\day\space\ifcase\month\or
    3.15 @@ -8,29 +12,6 @@
    3.16  July\or August\or September\or October\or November\or December\fi
    3.17  \space\number\year}
    3.18  
    3.19 -%%Borrowed from alltt.sty, but leaves % as the comment character
    3.20 -\def\docspecials{\do\ \do\$\do\&%
    3.21 -  \do\#\do\^\do\^^K\do\_\do\^^A\do\~}
    3.22 -
    3.23 -\def\alltt{\trivlist \item[]\if@minipage\else\vskip\parskip\fi
    3.24 -\leftskip\@totalleftmargin\rightskip\z@
    3.25 -\parindent\z@\parfillskip\@flushglue\parskip\z@
    3.26 -\@tempswafalse \def\par{\if@tempswa\hbox{}\fi\@tempswatrue\@@par}
    3.27 -\obeylines \tt \catcode``=13 \@noligs \let\do\@makeother \docspecials
    3.28 - \frenchspacing\@vobeyspaces}
    3.29 -
    3.30 -\let\endalltt=\endtrivlist
    3.31 -
    3.32 -%Indented, boxed alltt environment; uses \small\tt font
    3.33 -%\leftmargini is LaTeX's first-level indentation for items (2.5em)
    3.34 -%@endparenv is LaTeX's trick for preventing indentation of next paragraph
    3.35 -%redefines \{ and \} to be in \tt font
    3.36 -\newenvironment{ttbox}{\par\nobreak\vskip-2pt
    3.37 -           \vbox\bgroup\footnotesize\begin{alltt}\chardef\{=`\{\chardef\}=`\}%
    3.38 -             \leftskip\leftmargini}%
    3.39 -        {\end{alltt}\egroup\vskip-7pt\@endparenv}
    3.40 -\newcommand\ttbreak{\end{ttbox}\vskip-10pt\begin{ttbox}}
    3.41 -
    3.42  %%%Put first chapter on odd page, with arabic numbering; like \cleardoublepage
    3.43  \newcommand\clearfirst{\clearpage\ifodd\c@page\else
    3.44      \hbox{}\newpage\if@twocolumn\hbox{}\newpage\fi\fi