%% 
%% This is file `ldump.sty', 
%% 
%% for creating dumps of LaTeX formats, with all packages 
%% loaded and most package options activated.
%%
%% by Ross Moore  <ross@mpce.mq.edu.au>
%% version 1.0 created: 95/09/16 
%%
%% version 1.1 revised: 97/08/23 
%%   for compatibility with LaTeX-2e, up to 1997/02/21
%%
%% version 1.2 revised: 97/09/25
%%    has pre-loading of math-fonts information 
%% 
%% version 1.3 revised: 97/10/02
%%    relax 2nd + later occurrences of \latexdump 
%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{ldump} [1997/10/02 v1.3
     LaTeX environment dumps]
\DeclareOption{nodump}{\AtBeginDocument{\let\dump=\relax}}

%
%  Designed for versions up to {1997/02/21}
%
%  compatibility with version {1994/06/01}
%  ...
\ifx\every@math@size\undefined
  \let\every@math@size=\every@size \fi
%
%
%  compatibility with version {1994/12/01}
%  ...
\ifx\G@refundefinedfalse\undefined
  \def\G@refundefinedfalse{\let\@refundefined\relax}\fi
\ifx\@multiplelabelsfalse\undefined
  \def\@multiplelabelsfalse{\let\@multiplelabels\relax}\fi
%
%
%  This is the replacement for \document
%
\def\ldump@document{\endgroup
  \ifx\@unusedoptionlist\@empty\else
    \@latex@warning@no@line{Unused global option(s):^^J%
            \@spaces[\@unusedoptionlist]}%
  \fi
  \@colht\textheight
  \@colroom\textheight \vsize\textheight
  \columnwidth\textwidth
  \@clubpenalty\clubpenalty
  \if@twocolumn
    \advance\columnwidth -\columnsep
    \divide\columnwidth\tw@ \hsize\columnwidth \@firstcolumntrue
  \fi
  \hsize\columnwidth \linewidth\hsize
%
% Check the fonts now if there's no  \latexdump  command
% Nevertheless there is a 2nd check later for 
% any new fonts added subsequently.
%
\ifx\has@ldump\relax\else\expandafter\process@table\fi
%
%  copy the reference to \@begindocumenthook
%  empty \@begindocumenthook and use the copy.
%  kill them both when done.
%
  \let\@begindocumenthook@=\@begindocumenthook
%%% Why \global ? (versions 1995+ )
  \global\let\@begindocumenthook\@empty
  \@begindocumenthook@
%%% Why \global ? (versions 1995+ )
  \global\let\@begindocumenthook\@undefined
  \let\@begindocumenthook@\@undefined
%
  \begingroup\@floatplacement\@dblfloatplacement
   \makeatletter\let\@writefile\@gobbletwo
%%  \global \let \@multiplelabels \relax
   \global\@multiplelabelsfalse
   \@input{\jobname.aux}%
  \endgroup
  \if@filesw
    \immediate\openout\@mainaux\jobname.aux
    \immediate\write\@mainaux{\relax}%
  \fi
%
% 2nd font check if there's no  \latexdump  command
%
\ifx\has@ldump\relax\else\expandafter\process@table\fi
%
  \let\glb@currsize\@empty  %% Force math initialisation.
  \normalsize \the\every@math@size
  \everypar{}%
%%
%% this part is for compatibility with a 
%% patchlevel of LaTeX (1997/02/21)
%%%%%%%%%%
  \ifx\normalsfcodes\@empty
    \ifnum\sfcode`\.=\@m
      \let\normalsfcodes\frenchspacing
    \else
      \let\normalsfcodes\nonfrenchspacing
    \fi
  \fi
%%%%%%%%%%
  \@noskipsecfalse
%% \let \@refundefined \relax
  \G@refundefinedfalse
  \let\AtBeginDocument\@firstofone
%
%  execute the code in  \@fterbegindocumenthook
%  then kill the hook
%
%%  \@begindocumenthook
%%% Why \global ? (versions 1995+ )
%%  \global\let\@begindocumenthook\@undefined
  \@fterbegindocumenthook
%%% Why \global ? (versions 1995+ )
  \global\let\@fterbegindocumenthook\@undefined
%
%
  \ifdim\topskip<1sp \global\topskip1sp\relax\fi
  \ifx\@maxdepth\undefined
  \else \global\@maxdepth\maxdepth \fi
%
  \ifx\@listfiles\@undefined
    \global\let\@filelist\relax
    \global\let\@addtofilelist\@gobble
  \fi
%%% Why \global ? (version (1997/02/21) )
  \gdef\do##1{\global\let ##1\@notprerr}%
  \@preamblecmds
  \global\let \@nodocument \relax
  \global\let\do\noexpand
  \ignorespaces}
%
%  establish the hook, and its user-interface.
%
\let\@fterbegindocumenthook=\@empty
\def\AfterBeginDocument{\g@addto@macro\@fterbegindocumenthook}
%
%
%  This is the replacement for |\documentclass| on reruns...
%
\long\def\ldump@skiptobegin#1\latexdump{%
 \let\latexdump=\relax}
%
% ...and this installs it all on the first run
%
\def\latexdump{%
 \let\has@ldump=\relax
 \let\latexdump=\relax
 \let\document=\ldump@document
 \let\documentclass=\ldump@skiptobegin 
 \let\documentstyle=\ldump@skiptobegin
 \ifx\AtBeginDocument\@notprerr\expandafter\dump
 \else
	 \AtBeginDocument{\ldump@checkfonts\csname dump\endcsname}%
	 \AfterBeginDocument{}%
 \fi }
%
%  This initiates the main font-loading, just prior to \dump
%
\def\ldump@checkfonts{\process@table
 \let\cdp@list=\@empty
 \check@mathfonts\relax }
%
% 
%
\@onlypreamble\ldump@skiptobegin
\@onlypreamble\ldump@document
\@onlypreamble\latexdump
\@onlypreamble\ldump@checkfonts
%
%
\ProcessOptions*
\endinput
%% 
%% End of file `ldump.sty'.