%%
%% This is file `memoize.tex',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% memoize.dtx  (with options: `mmz,plain')
%% 
%% This file is a part of Memoize, a TeX package for externalization of
%% graphics and memoization of compilation results in general, available at
%% https://ctan.org/pkg/memoize and https://github.com/sasozivanovic/memoize.
%%
%% Copyright (c) 2020- Saso Zivanovic <saso.zivanovic@guest.arnes.si>
%%                     (Sa\v{s}o \v{Z}ivanovi\'{c})
%%
%% This work may be distributed and/or modified under the conditions of the
%% LaTeX Project Public License, either version 1.3c of this license or (at
%% your option) any later version.  The latest version of this license is in
%% https://www.latex-project.org/lppl.txt and version 1.3c or later is part of
%% all distributions of LaTeX version 2008 or later.
%%
%% This work has the LPPL maintenance status `maintained'.
%% The Current Maintainer of this work is Saso Zivanovic.
%%
%% The files belonging to this work and covered by LPPL are listed in
%% (<texmf>/doc/generic/memoize/)FILES.
% Package memoize 2024/12/02 v1.4.1
\input miniltx
\def\PackageWarning#1#2{{%
    \newlinechar`\^^J\def\MessageBreak{^^J\space\space#1: }%
    \message{#1: #2}}}
\def\newtoks{\alloc@5\toks\toksdef\@cclvi}
\def\newwrite{\alloc@7\write\chardef\sixt@@n}
\input etoolbox-generic
\ifdefined\luatexversion
  \directlua{memoize = {}}
\fi
\input pdftexcmds.sty
\ifdef\pdftexversion{%
}{%
  \def\pdfhorigin{1true in}%
  \def\pdfvorigin{1true in}%
  \ifdef\XeTeXversion{%
    \let\quitvmode\leavevmode
  }{%
    \ifdef\luatexversion{%
      \let\pdfpagewidth\pagewidth
      \let\pdfpageheight\pageheight
      \def\pdfmajorversion{\pdfvariable majorversion}%
      \def\pdfminorversion{\pdfvariable minorversion}%
    }{%
      \PackageError{memoize}{Support for this TeX engine is not implemented}{}%
    }%
  }%
}
\def\mmz@regular@shipout{%
  \global\advance\mmzRegularPages1\relax
  \mmz@primitive@shipout
}
\edef\mmz@temp{\string\shipout}%
\edef\mmz@tempa{\meaning\shipout}%
\ifx\mmz@temp\mmz@tempa
  \let\mmz@primitive@shipout\shipout
  \let\shipout\mmz@regular@shipout
\else
  \PackageError{memoize}{Cannot grab \string\shipout, it is already redefined}{}%
\fi
\input advice
\def\ifmmz@loadstatus#1{%
  \ifnum#1=0\csname mmz@loadstatus\endcsname\relax
    \expandafter\@firstoftwo
  \else
    \expandafter\@secondoftwo
  \fi
}
\ifmmz@loadstatus{3}{%
  \PackageError{memoize}{Cannot load the package, as "nomemoize" is already
    loaded. Memoization will NOT be in effect}{Packages "memoize" and
    "nomemoize" are mutually exclusive, please load either one or the other.}%
    \endinput
}{}%
\ifmmz@loadstatus{2}{%
  \PackageError{memoize}{Cannot load the package, as "memoizable" is already
    loaded}{Package "memoizable" is loaded by packages which support
    memoization.  Memoize must be loaded before all such packages.  The
    compilation log can help you figure out which package loaded "memoizable";
    please move
    "\string\input memoize"
    before the
    "\string\input"
    of that package.}%
  \endinput
}{}%
\ifmmz@loadstatus{1}{\endinput}{}%
\def\mmz@loadstatus{1}%
\def\filetotoks#1#2{%
  \immediate\openin0{#2}%
  #1={}%
  \loop
  \unless\ifeof0
    \read0 to \totoks@temp
    \expandafter\toksapp\expandafter#1\expandafter{\totoks@temp}%
  \repeat
  \immediate\closein0
}
\newif\ifmmz@temp
\newtoks\mmz@temptoks
\newbox\mmz@box
\newwrite\mmz@out
\def\mmzset#1{\pgfqkeys{/mmz}{#1}\ignorespaces}
\def\nommzkeys#1{}
\newif\ifmemoize
\mmzset{%
  enable/.style={begindocument/.append code=\memoizetrue},
  disable/.style={begindocument/.append code=\memoizefalse},
  begindocument/.append style={
    enable/.code=\memoizetrue,
    disable/.code=\memoizefalse,
  },
  enable,
  options/.style={#1},
}
\def\mmz@mode@normal{0}
\def\mmz@mode@readonly{1}
\def\mmz@mode@recompile{2}
\let\mmz@mode\mmz@mode@normal
\mmzset{%
  normal/.code={\let\mmz@mode\mmz@mode@normal},
  readonly/.code={\let\mmz@mode\mmz@mode@readonly},
  recompile/.code={\let\mmz@mode\mmz@mode@recompile},
}
\mmzset{%
  prefix/.code={\mmz@parse@prefix{#1}},
}
\begingroup
\catcode`\/=12
\gdef\mmz@parse@prefix#1{%
  \edef\mmz@prefix{\detokenize\expandafter{\expanded{#1}}}%
  \def\mmz@prefix@dir{}%
  \def\mmz@prefix@name{}%
  \expandafter\mmz@parse@prefix@i\mmz@prefix/\mmz@eov
}
\gdef\mmz@parse@prefix@i#1/#2{%
  \ifx\mmzeov#2%
    \def\mmz@prefix@name{#1}%
  \else
    \appto\mmz@prefix@dir{#1/}%
    \expandafter\mmz@parse@prefix@i\expandafter#2%
  \fi
}
\endgroup
\mmzset{%
  begindocument/.append style={
    prefix/.append code=\mmz@maybe@mkmemodir\mmz@record@prefix,
  },
  begindocument/.append code=\mmz@maybe@mkmemodir,
}
\def\mmz@initial@mkdir@command{\mmzvalueof{perl extraction command} --mkdir}
\mmzset{
  mkdir/.is if=mmz@mkdir,
  mkdir command/.store in=\mmz@mkdir@command,
  mkdir command/.expand once=\mmz@initial@mkdir@command,
}
\newif\ifmmz@mkdir
\mmz@mkdirtrue
\def\mmz@maybe@mkmemodir{%
  \ifmmz@mkdir
    \ifdefempty\mmz@mkdir@command{}{%
      \ifdefempty\mmz@prefix@dir{}{%
        \mmz@remove@quotes{\mmz@prefix@dir}\mmz@temp
        \pdf@system{\mmz@mkdir@command\space"\mmz@temp"}%
      }%
    }%
  \fi
}
\mmzset{%
  memo dir/.style={prefix={#1.memo.dir/}},
  memo dir/.default=\jobname,
  no memo dir/.style={prefix={#1.}},
  no memo dir/.default=\jobname,
  memo dir,
}
\def\mmz@remove@quotes#1#2{%
  \def\mmz@remove@quotes@end{\let#2\mmz@temp}%
  \def\mmz@temp{}%
  \expanded{%
    \noexpand\mmz@remove@quotes@i
      \detokenize\expandafter{\expanded{#1}}%
      "\noexpand\mmz@eov
  }%
}
\def\mmz@remove@quotes@i{%
  \CollectArgumentsRaw
    {\collargsReturnPlain
      \collargsNoDelimiterstrue
      \collargsAppendExpandablePostprocessor{{\the\collargsArg}}%
    }%
    {u"u\mmz@eov}%
    \mmz@remove@quotes@ii
}
\def\mmz@remove@quotes@ii#1#2{%
  \appto\mmz@temp{#1}%
  \ifx&#2&%
    \mmz@remove@quotes@end
    \expandafter\@gobble
  \else
    \expandafter\@firstofone
  \fi
  {\mmz@remove@quotes@i#2\mmz@eov}%
}
\newif\ifmmz@ignorespaces
\mmzset{
  ignore spaces/.is if=mmz@ignorespaces,
}
\newif\ifmmz@verbatim
\def\mmzRawCollectorOptions{}
\mmzset{
  verbatim/.code={%
    \def\mmzRawCollectorOptions{\collargsVerbatim}%
    \mmz@verbatimtrue
  },
  verb/.code={%
    \def\mmzRawCollectorOptions{\collargsVerb}%
    \mmz@verbatimtrue
  },
  no verbatim/.code={%
    \def\mmzRawCollectorOptions{\collargsNoVerbatim}%
    \mmz@verbatimfalse
  },
}
\protected\def\mmz{\futurelet\mmz@temp\mmz@i}
\def\mmz@i{%
  \begingroup
  \ifx\mmz@temp[%]
    \def\mmz@verbatim@fix{}%
    \expandafter\mmz@ii
  \else
    \def\mmz@verbatim@fix{\noexpand\collargsFixFromNoVerbatim}%
    \expandafter\mmz@iii
  \fi
}
\def\mmz@ii[#1]{%
  \mmzset{#1}%
  \mmz@iii
}
\def\mmz@iii{%
  \ifmmz@verbatim
    \expandafter\mmz@do@verbatim
  \else
    \expandafter\mmz@do
  \fi
}
\long\def\mmz@do#1{%
  \Memoize{#1}{#1}%
}%
\def\mmz@do@verbatim#1{%
  \expanded{%
    \noexpand\CollectArgumentsRaw{%
      \noexpand\collargsCaller{\noexpand\mmz}%
      \expandonce\mmzRawCollectorOptions
      \mmz@verbatim@fix
    }%
  }{+m}\mmz@do
}
\def\memoize{%
  \begingroup
  \futurelet\mmz@temp\mmz@env@i
}
\def\mmz@env@i{%
  \ifx\mmz@temp[%]
    \def\mmz@verbatim@fix{}%
    \expandafter\mmz@env@ii
  \else
    \def\mmz@verbatim@fix{\noexpand\collargsFixFromNoVerbatim}%
    \expandafter\mmz@env@iii
  \fi
}
\def\mmz@env@ii[#1]{%
  \mmzset{#1}%
  \mmz@env@iii
}
\def\mmz@env@iii{%
  \long\edef\mmz@do##1{%
    \noexpand\Memoize{##1}{##1\unskip}%
  }%
  \expanded{%
    \noexpand\CollectArgumentsRaw{%
      \noexpand\collargsCaller{memoize}%
      \expandonce\mmzRawCollectorOptions
      \ifmmz@verbatim\mmz@verbatim@fix\fi
    }%
  }{&&{\collargsAppendExpandablePostprocessor{}}!t{ }+b{memoize}}{\mmz@do}%
}%
\protected\def\nommz#1#{%
  \afterassignment\nommz@i
  \let\mmz@temp
}
\def\nommz@i{%
  \bgroup
  \memoizefalse
}
\def\nomemoize{%
  \begingroup
  \memoizefalse
  \futurelet\mmz@temp\nommz@env@i
}
\def\nommz@env@i{%
  \ifx\mmz@temp[%]
    \expandafter\nommz@env@ii
  \fi
}
\def\nommz@env@ii[#1]{%
  \ignorespaces
}
\def\endnomemoize{%
  \endgroup
  \unskip
}
\newif\ifmemoizing
\newif\ifinmemoize
\def\mmz@maybe@scantokens{%
  \ifmmz@verbatim
    \expandafter\mmz@scantokens
  \else
    \expandafter\@firstofone
  \fi
}
\long\def\mmz@scantokens#1{%
  \expanded{%
    \newlinechar=13
    \unexpanded{\scantokens{#1\endinput}}%
    \newlinechar=\the\newlinechar
  }%
}
\newtoks\mmz@mdfive@source
\newtoks\mmz@exec@source
\let\Memoize\@secondoftwo
\long\def\Memoize#1#2{%
  \mmz@mdfive@source{#1}%
  \expandafter\expandafter\expandafter\expandafter
  \expandafter\expandafter\expandafter
  \mmz@exec@source
  \expandafter\expandafter\expandafter\expandafter
  \expandafter\expandafter\expandafter
  {%
    \mmz@maybe@scantokens{#2}%
  }%
  \mmz@trace@Memoize
  \let\mmz@action\mmz@compile
  \ifmemoizing
  \else
    \ifmemoize
      \xdef\mmz@code@mdfivesum{\pdf@mdfivesum{%
          \expanded{\the\mmzSalt}%
          \the\mmz@mdfive@source
        }}%
      \mmz@trace@code@mdfive
      \ifnum\mmz@mode=\mmz@mode@recompile\relax
        \ifnum\pdf@draftmode=0
          \let\mmz@action\mmz@memoize
        \fi
      \else
        \mmz@process@cmemo
        \ifmmzUnmemoizable
          \mmz@trace@cmemo@unmemoizable
        \else
          \ifmmz@abort
            \mmz@trace@process@cmemo@fail
            \ifnum\mmz@mode=\mmz@mode@readonly\relax
            \else
              \ifnum\pdf@draftmode=0
                \let\mmz@action\mmz@memoize
              \fi
            \fi
          \else
            \mmz@trace@process@cmemo@ok
            \let\mmz@action\mmz@process@ccmemo
          \fi
        \fi
      \fi
    \fi
  \fi
  \mmz@action
}
\def\mmz@compile{%
  \mmz@trace@compile
  \expanded{%
    \endgroup
    \noexpand\inmemoizetrue
    \the\mmz@exec@source
    \ifinmemoize\noexpand\inmemoizetrue\else\noexpand\inmemoizefalse\fi
  }%
}
\ifdefined\luatexversion
  \directlua{%
    luatexbase.add_to_callback(
      "show_error_message",
      function()
        memoize.abort = true
        texio.write_nl(status.lasterrorstring)
      end,
      "Abort memoization on error"
    )
  }%
  \def\mmz@lua@atbeginmemoization{%
    \directlua{memoize.abort = false}%
  }%
  \def\mmz@lua@atendmemoization{%
    \directlua{%
      if memoize.abort then
        tex.print("\noexpand\\mmzAbort")
      end
    }%
  }%
\else
  \let\mmz@lua@atbeginmemoization\relax
  \let\mmz@lua@atendmemoization\relax
\fi
\def\mmz@memoize{%
  \mmz@trace@memoize
  \memoizingtrue
  \inmemoizetrue
  \edef\memoizinggrouplevel{\the\currentgrouplevel}%
  \global\mmz@abortfalse
  \global\mmzUnmemoizablefalse
  \global\mmz@seq 0
  \global\setbox\mmz@tbe@box\vbox{}%
  \global\mmz@ccmemo@resources{}%
  \global\mmzCMemo{}%
  \global\mmzCCMemo{}%
  \global\mmzContextExtra{}%
  \gdef\mmzAtEndMemoizationExtra{}%
  \gdef\mmzAfterMemoizationExtra{}%
  \mmz@lua@atbeginmemoization
  \mmzAtBeginMemoization
  \mmzDriver{\the\mmz@exec@source}%
  \mmzAtEndMemoization
  \mmzAtEndMemoizationExtra
  \mmz@lua@atendmemoization
  \ifmmzUnmemoizable
    \global\mmzContextExtra{}%
    \gtoksapp\mmzCMemo{\global\mmzUnmemoizabletrue}%
    \mmz@write@cmemo
    \mmz@trace@endmemoize@unmemoizable
    \PackageInfo{memoize}{Marking this code as unmemoizable}%
  \else
    \ifmmz@abort
      \mmz@trace@endmemoize@aborted
      \PackageInfo{memoize}{Memoization was aborted}%
      \mmz@compute@context@mdfivesum
      \mmz@write@cmemo
    \else
      \mmz@compute@context@mdfivesum
      \mmz@write@cmemo
      \mmz@write@ccmemo
      \mmz@shipout@externs
      \mmz@trace@endmemoize@ok
    \fi
  \fi
  \expandafter\endgroup
  \expandafter\let
    \expandafter\mmzIncludeExtern\expandafter\mmz@include@extern@from@tbe@box
  \mmzAfterMemoization
  \mmzAfterMemoizationExtra
}
\def\memoizinggrouplevel{-1}%
\def\mmzAbort{\global\mmz@aborttrue}
\newif\ifmmz@abort
\def\mmzUnmemoizable{\global\mmzUnmemoizabletrue}
\newif\ifmmzUnmemoizable
\def\mmzAtBeginMemoization{}
\def\mmzAtEndMemoization{}
\def\mmzAfterMemoization{}
\mmzset{
  at begin memoization/.code={%
    \ifmemoizing
      \expandafter\@firstofone
    \else
      \expandafter\appto\expandafter\mmzAtBeginMemoization
    \fi
    {#1}%
  },
  at end memoization/.code={%
    \ifmemoizing
      \expandafter\gappto\expandafter\mmzAtEndMemoizationExtra
    \else
      \expandafter\appto\expandafter\mmzAtEndMemoization
    \fi
    {#1}%
  },
  after memoization/.code={%
    \ifmemoizing
      \expandafter\gappto\expandafter\mmzAfterMemoizationExtra
    \else
      \expandafter\appto\expandafter\mmzAfterMemoization
    \fi
    {#1}%
  },
}
\mmzset{
  driver/.store in=\mmzDriver,
  driver=\mmzSingleExternDriver,
}
\newif\ifmmzkeepexterns
\long\def\mmzSingleExternDriver#1{%
  \xtoksapp\mmzCCMemo{\mmz@maybe@quitvmode}%
  \setbox\mmz@box\mmz@capture{#1}%
  \mmzExternalizeBox\mmz@box\mmz@temptoks
  \xtoksapp\mmzCCMemo{\the\mmz@temptoks}%
  \mmz@maybe@quitvmode\box\mmz@box
}
\mmzset{
  capture/.is choice,
  capture/hbox/.code={%
    \let\mmz@capture\hbox
    \def\mmz@maybe@quitvmode{\noexpand\quitvmode}%
  },
  capture/vbox/.code={%
    \let\mmz@capture\vbox
    \def\mmz@maybe@quitvmode{}%
  },
  capture=hbox,
}
\mmzset{
  auto/integrated driver/.style={
    after setup={\expandafter\newif\csname ifmmz@memoizing#1\endcsname},
    driver/.expand once={%
      \csname mmz@memoizing#1true\endcsname
      \@firstofone
    }%
  },
}
\newcommand\IfMemoizing[2][\mmz@Ifmemoizing@nogrouplevel]{%>\fi
\csname ifmmz@memoizing#2\endcsname%>\if
  \ifnum\currentgrouplevel=\the\numexpr\memoizinggrouplevel+#1\relax\relax
    \expandafter\expandafter\expandafter\@firstoftwo
  \else
    \expandafter\expandafter\expandafter\@secondoftwo
  \fi
\else
  \expandafter\@secondoftwo
\fi
}
\def\mmz@Ifmemoizing@nogrouplevel{0\relax\relax\fi\iftrue}
\def\mmz@trace#1{\advice@typeout{[tracing memoize] #1}}
\def\mmz@trace@context{\mmz@trace{\space\space
    Context: "\expandonce{\mmz@context@key}" --> \mmz@context@mdfivesum}}
\def\mmz@trace@Memoize@on{%
  \mmz@trace{%
    Entering \noexpand\Memoize (%
    \ifmemoize enabled\else disabled\fi,
    \ifnum\mmz@mode=\mmz@mode@recompile recompile\fi
    \ifnum\mmz@mode=\mmz@mode@readonly readonly\fi
    \ifnum\mmz@mode=\mmz@mode@normal normal\fi
    \space mode) on line \the\inputlineno
  }%
  \mmz@trace{\space\space Code: \the\mmz@mdfive@source}%
}
\def\mmz@trace@code@mdfive@on{\mmz@trace{\space\space
    Code md5sum: \mmz@code@mdfivesum}}
\def\mmz@trace@compile@on{\mmz@trace{\space\space Compiling}}
\def\mmz@trace@memoize@on{\mmz@trace{\space\space Memoizing}}
\def\mmz@trace@endmemoize@ok@on{\mmz@trace{\space\space
    Memoization completed}}%
\def\mmz@trace@endmemoize@aborted@on{\mmz@trace{\space\space
    Memoization was aborted}}
\def\mmz@trace@endmemoize@unmemoizable@on{\mmz@trace{\space\space
    Marking this code as unmemoizable}}
\def\mmz@trace@process@cmemo@on{\mmz@trace{\space\space
    Attempting to utilize c-memo \mmz@cmemo@path}}
\def\mmz@trace@process@no@cmemo@on{\mmz@trace{\space\space
    C-memo does not exist}}
\def\mmz@trace@process@cmemo@ok@on{\mmz@trace{\space\space
    C-memo was processed successfully}\mmz@trace@context}
\def\mmz@trace@process@cmemo@fail@on{\mmz@trace{\space\space
    C-memo input failed}}
\def\mmz@trace@cmemo@unmemoizable@on{\mmz@trace{\space\space
    This code was marked as unmemoizable}}
\def\mmz@trace@process@ccmemo@on{\mmz@trace{\space\space
    Attempting to utilize cc-memo \mmz@ccmemo@path\space
    (\ifmmz@direct@ccmemo@input\else in\fi direct input)}}
\def\mmz@trace@resource@on#1{\mmz@trace{\space\space
    Extern file does not exist: #1}}
\def\mmz@trace@process@ccmemo@ok@on{%
  \mmz@trace{\space\space Utilization successful}}
\def\mmz@trace@process@no@ccmemo@on{%
  \mmz@trace{\space\space CC-memo does not exist}}
\def\mmz@trace@process@ccmemo@fail@on{%
  \mmz@trace{\space\space Cc-memo input failed}}
\mmzset{%
  trace/.is choice,
  trace/.default=true,
  trace/true/.code=\mmzTracingOn,
  trace/false/.code=\mmzTracingOff,
}
\def\mmzTracingOn{%
  \let\mmz@trace@Memoize\mmz@trace@Memoize@on
  \let\mmz@trace@code@mdfive\mmz@trace@code@mdfive@on
  \let\mmz@trace@compile\mmz@trace@compile@on
  \let\mmz@trace@memoize\mmz@trace@memoize@on
  \let\mmz@trace@process@cmemo\mmz@trace@process@cmemo@on
  \let\mmz@trace@endmemoize@ok\mmz@trace@endmemoize@ok@on
  \let\mmz@trace@endmemoize@unmemoizable\mmz@trace@endmemoize@unmemoizable@on
  \let\mmz@trace@endmemoize@aborted\mmz@trace@endmemoize@aborted@on
  \let\mmz@trace@process@cmemo\mmz@trace@process@cmemo@on
  \let\mmz@trace@process@cmemo@ok\mmz@trace@process@cmemo@ok@on
  \let\mmz@trace@process@no@cmemo\mmz@trace@process@no@cmemo@on
  \let\mmz@trace@process@cmemo@fail\mmz@trace@process@cmemo@fail@on
  \let\mmz@trace@cmemo@unmemoizable\mmz@trace@cmemo@unmemoizable@on
  \let\mmz@trace@process@ccmemo\mmz@trace@process@ccmemo@on
  \let\mmz@trace@resource\mmz@trace@resource@on
  \let\mmz@trace@process@ccmemo@ok\mmz@trace@process@ccmemo@ok@on
  \let\mmz@trace@process@no@ccmemo\mmz@trace@process@no@ccmemo@on
  \let\mmz@trace@process@ccmemo@fail\mmz@trace@process@ccmemo@fail@on
}
\def\mmzTracingOff{%
  \let\mmz@trace@Memoize\relax
  \let\mmz@trace@code@mdfive\relax
  \let\mmz@trace@compile\relax
  \let\mmz@trace@memoize\relax
  \let\mmz@trace@process@cmemo\relax
  \let\mmz@trace@endmemoize@ok\relax
  \let\mmz@trace@endmemoize@unmemoizable\relax
  \let\mmz@trace@endmemoize@aborted\relax
  \let\mmz@trace@process@cmemo\relax
  \let\mmz@trace@process@cmemo@ok\relax
  \let\mmz@trace@process@no@cmemo\relax
  \let\mmz@trace@process@cmemo@fail\relax
  \let\mmz@trace@cmemo@unmemoizable\relax
  \let\mmz@trace@process@ccmemo\relax
  \let\mmz@trace@resource\@gobble
  \let\mmz@trace@process@ccmemo@ok\relax
  \let\mmz@trace@process@no@ccmemo\relax
  \let\mmz@trace@process@ccmemo@fail\relax
}
\mmzTracingOff
\newtoks\mmzContext
\newtoks\mmzContextExtra
\mmzset{%
  context/.code={%
    \ifmemoizing
      \expandafter\gtoksapp\expandafter\mmzContextExtra
    \else
      \expandafter\toksapp\expandafter\mmzContext
    \fi
    {#1,}%
  },
  clear context/.code={%
    \ifmemoizing
      \expandafter\global\expandafter\mmzContextExtra
    \else
      \expandafter\mmzContext
    \fi
    {}%
  },
  clear context/.value forbidden,
  meaning to context/.code={\mmz@Cos\forcsvlist\mmz@mtoc{#1}},
  csname meaning to context/.code={\mmz@Cos\mmz@mtoc@csname{#1}},
  key meaning to context/.code={\mmz@Cos
    \forcsvlist\mmz@mtoc\mmz@mtoc@keycmd{#1}},
  key value to context/.code={\mmz@Cos\forcsvlist\mmz@mtoc@key{#1}},
  /handlers/.meaning to context/.code={\mmz@Cos\expanded{%
      \noexpand\mmz@mtoc@csname{pgfk@\pgfkeyscurrentpath/.@cmd}}},
  /handlers/.value to context/.code={\mmz@Cos
    \expanded{\noexpand\mmz@mtoc@csname{pgfk@\pgfkeyscurrentpath}}},
}
\newtoks\mmzSalt
\mmzset{
  salt/.code=\expandafter\toksapp\expandafter\mmzSalt{#1,},
  clear salt/.value forbidden,
  clear salt/.code=\mmzSalt{},
  meaning to salt/.code={\mmz@coS\forcsvlist\mmz@mtoc{#1}},
  csname meaning to salt/.code={\mmz@coS\mmz@mtoc@csname{#1}},
  key meaning to salt/.code={\mmz@coS
    \forcsvlist\mmz@mtoc\mmz@mtoc@keycmd{#1}},
  key value to salt/.code={\mmz@coS
    \forcsvlist\mmz@mtoc@key{#1}},
  /handlers/.meaning to salt/.code={\mmz@coS\expanded{%
      \noexpand\mmz@mtoc@csname{pgfk@\pgfkeyscurrentpath/.@cmd}}},
  /handlers/.value to salt/.code={\mmz@coS
    \expanded{\noexpand\mmz@mtoc@csname{pgfk@\pgfkeyscurrentpath}}},
}
\def\mmz@Cos{\def\mmz@context@or@salt{context}}
\def\mmz@coS{\def\mmz@context@or@salt{salt}}
\def\mmz@mtoc#1{%
  \collargs@cs@cases{#1}%
    {\mmz@mtoc@cmd{#1}}%
    {\mmz@mtoc@error@notcsorenv{#1}}%
    {%
      \mmz@mtoc@csname{%
        #1}%
      \mmz@mtoc@csname{%
        end%
        #1}%
    }%
}
\def\mmz@mtoc@cmd#1{%
  \begingroup
  \escapechar=-1
  \expandafter\endgroup
  \expandafter\mmz@mtoc@csname\expandafter{\string#1}%
}
\def\mmz@mtoc@csname#1{%
  \pgfkeysvalueof{/mmz/\mmz@context@or@salt/.@cmd}%
  \detokenize{#1}%
  \ifcsname#1\endcsname
    ={\expandafter\meaning\csname#1\endcsname}%
  \fi
  \pgfeov
}
\def\mmz@mtoc@key#1{\mmz@mtoc@csname{pgfk@#1}}
\def\mmz@mtoc@keycmd#1{\mmz@mtoc@csname{pgfk@#1/.@cmd}}
\def\mmz@mtoc@error@notcsorenv#1{%
  \PackageError{memoize}{'\detokenize{#1}' passed to key 'meaning to \mmz@context@or@salt'
    is neither a command nor an environment}{}%
}
\def\mmz@cmemo@path{\mmz@prefix\mmz@code@mdfivesum.memo}
\newtoks\mmzCMemo
\mmzset{%
  include source in cmemo/.is if=mmz@include@source,
}
\newif\ifmmz@include@source
\mmz@include@sourcetrue
\def\mmz@write@cmemo{%
  \immediate\openout\mmz@out{\mmz@cmemo@path}%
  \immediate\write\mmz@out{\noexpand\mmzMemo}%
  \immediate\write\mmz@out{%
    \global\mmzContextExtra{\the\mmzContextExtra}\collargs@percentchar
  }%
  \immediate\write\mmz@out{\the\mmzCMemo\collargs@percentchar}%
  \ifmmz@include@source
    \immediate\write\mmz@out{\noexpand\mmzSource}%
    \immediate\write\mmz@out{\the\mmz@mdfive@source}%
  \fi
  \immediate\closeout\mmz@out
  \pgfkeysalso{/mmz/record/new cmemo={\mmz@cmemo@path}}%
}
\let\mmzSource\endinput
\def\mmz@process@cmemo{%
  \mmz@trace@process@cmemo
  \global\mmz@aborttrue
  \global\mmzUnmemoizablefalse
  \def\mmzMemo{\global\mmz@abortfalse}%
  \global\mmzContextExtra{}%
  \IfFileExists{\mmz@cmemo@path}{%
    \input{\mmz@cmemo@path}%
    \pgfkeysalso{/mmz/record/used cmemo={\mmz@cmemo@path}}%
  }{%
    \mmz@trace@process@no@cmemo
  }%
  \mmz@compute@context@mdfivesum
}
\def\mmz@compute@context@mdfivesum{%
  \xdef\mmz@context@key{\the\mmzContext\the\mmzContextExtra}%
  \begingroup
  \begingroup
  \def\width{\string\width}%
  \def\height{\string\height}%
  \def\depth{\string\depth}%
  \edef\mmz@paddings{\mmz@paddings}%
  \expandafter\endgroup
  \expandafter\def\expandafter\mmz@paddings\expandafter{\mmz@paddings}%
  \xdef
  \mmz@context@key{\mmz@context@key}%
  \endgroup
  \xdef\mmz@context@mdfivesum{\pdf@mdfivesum{\expandonce\mmz@context@key}}%
}
\def\mmz@ccmemo@path{%
  \mmz@prefix\mmz@code@mdfivesum-\mmz@context@mdfivesum.memo}
\newtoks\mmzCCMemo
\newif\ifmmz@include@context
\mmzset{%
  include context in ccmemo/.is if=mmz@include@context,
}
\newif\ifmmz@direct@ccmemo@input
\mmzset{%
  direct ccmemo input/.is if=mmz@direct@ccmemo@input,
}
\def\mmz@write@ccmemo{%
  \immediate\openout\mmz@out{\mmz@ccmemo@path}%
  \begingroup
  \the\mmz@ccmemo@resources
  \endgroup
  \immediate\write\mmz@out{\noexpand\mmzMemo}%
  \immediate\write\mmz@out{\the\mmzCCMemo\collargs@percentchar}%
  \ifmmz@include@context
    \immediate\write\mmz@out{\noexpand\mmzThisContext}%
    \immediate\write\mmz@out{\expandonce{\mmz@context@key}}%
  \fi
  \immediate\write\mmz@out{\noexpand\mmzEndMemo}%
  \immediate\closeout\mmz@out
  \pgfkeysalso{/mmz/record/new ccmemo={\mmz@ccmemo@path}}%
}
\def\mmz@ccmemo@append@resource#1{%
  \mmz@seq=#1\relax
  \immediate\write\mmz@out{%
    \string\mmzResource{\mmz@extern@name}\collargs@percentchar}%
}
\def\mmzResource#1{%
  \ifnum0\pdf@filesize{\mmz@prefix@dir#1}=0
    \ifmmz@direct@ccmemo@input
      \let\mmzMemo\endinput
    \else
      \long\def\mmzMemo##1\mmzEndMemo\par{}%
    \fi
    \mmz@trace@resource{#1}%
  \fi
  \csxdef{mmz@resource@\the\mmz@seq}{\mmz@prefix@dir#1}%
  \global\advance\mmz@seq1
}
\def\mmz@process@ccmemo{%
  \mmz@trace@process@ccmemo
  \global\mmz@aborttrue
  \def\mmzMemo{%
    \endgroup
    \global\mmz@abortfalse
    \let\mmzIncludeExtern\mmz@include@extern
  }%
  \xdef\mmzEndMemo{%
    \ifmmz@direct@ccmemo@input
      \noexpand\endinput
    \else
      \unexpanded{%
        \def\mmz@temp\par{}%
        \mmz@temp
      }%
    \fi
  }%
  \xdef\mmzThisContext{%
    \ifmmz@direct@ccmemo@input
      \noexpand\endinput
    \else
      \unexpanded{%
        \long\def\mmz@temp##1\mmzEndMemo\par{}%
        \mmz@temp
      }%
    \fi
  }%
  \global\mmz@seq=0
  \IfFileExists{\mmz@ccmemo@path}{%
    \ifmmz@direct@ccmemo@input
      \input{\mmz@ccmemo@path}%
    \else
      \filetotoks\toks@{\mmz@ccmemo@path}%
      \the\toks@
    \fi
    \pgfkeysalso{/mmz/record/used ccmemo={\mmz@ccmemo@path}}%
  }{%
    \mmz@trace@process@no@ccmemo
  }%
  \ifmmz@abort
    \mmz@trace@process@ccmemo@fail
    \ifnum\mmz@mode=\mmz@mode@readonly\relax
      \expandafter\expandafter\expandafter\mmz@compile
    \else
      \expandafter\expandafter\expandafter\mmz@memoize
    \fi
  \else
    \mmz@trace@process@ccmemo@ok
  \fi
}
\newcount\mmz@seq
\def\mmz@extern@basename{%
  \mmz@prefix@name\mmz@code@mdfivesum-\mmz@context@mdfivesum
  \ifnum\mmz@seq>0 -\the\mmz@seq\fi
}
\def\mmz@extern@name{\mmz@extern@basename.pdf}
\def\mmz@extern@basepath{\mmz@prefix@dir\mmz@extern@basename}
\def\mmz@extern@path{\mmz@extern@basepath.pdf}
\mmzset{
  padding left/.store in=\mmz@padding@left,
  padding right/.store in=\mmz@padding@right,
  padding top/.store in=\mmz@padding@top,
  padding bottom/.store in=\mmz@padding@bottom,
  padding/.style={
    padding left=#1, padding right=#1,
    padding top=#1, padding bottom=#1
  },
  padding=1in,
  padding to context/.style={
    context={padding=(\mmz@paddings)},
  },
  padding to context,
}
\def\mmz@paddings{%
  \mmz@padding@left,\mmz@padding@bottom,\mmz@padding@right,\mmz@padding@top
}
\def\mmzExternalizeBox#1#2{%
  \begingroup
  \def\width{\wd#1 }%
  \def\height{\ht#1 }%
  \def\depth{\dp#1 }%
  \xdef\mmz@global@temp{%
    \noexpand\mmzIncludeExtern
      {\the\mmz@seq}%
      \ifhbox#1\noexpand\hbox\else\noexpand\vbox\fi
      {\the\wd#1}%
      {\the\ht#1}%
      {\the\dp#1}%
      {\the\dimexpr\mmz@padding@left}%
      {\the\dimexpr\mmz@padding@bottom}%
      {\the\dimexpr\mmz@padding@right}%
      {\the\dimexpr\mmz@padding@top}%
  }%
  \global\setbox\mmz@tbe@box\vbox{\copy#1\unvbox\mmz@tbe@box}%
  \xtoksapp\mmz@ccmemo@resources{%
    \noexpand\mmz@ccmemo@append@resource{\the\mmz@seq}%
  }%
  \global\advance\mmz@seq1
  \endgroup
  #2\expandafter{\mmz@global@temp}%
}
\newtoks\mmz@ccmemo@resources
\newbox\mmz@tbe@box
\def\mmz@shipout@externs{%
  \global\mmz@seq 0
  \setbox\mmz@box\vbox{%
    \def\width{\wd\mmz@box}%
    \def\height{\ht\mmz@box}%
    \def\depth{\dp\mmz@box}%
    \vskip1pt
    \ifmmzkeepexterns\expandafter\unvcopy\else\expandafter\unvbox\fi\mmz@tbe@box
    \@whilesw\ifdim0pt=\lastskip\fi{%
      \setbox\mmz@box\lastbox
      \mmz@shipout@extern
    }%
  }%
}
\def\mmz@shipout@extern{%
  \edef\expectedwidth{\the\dimexpr
    (\mmz@padding@left) + \wd\mmz@box + (\mmz@padding@right)}%
  \edef\expectedheight{\the\dimexpr
    (\mmz@padding@top) + \ht\mmz@box + \dp\mmz@box + (\mmz@padding@bottom)}%
  \begingroup
  \ifnum\mag=1000
  \else
    \mmz@shipout@mag
  \fi
  \pdfpagewidth\dimexpr
    (\mmz@padding@left) + \wd\mmz@box + (\mmz@padding@right)\relax
  \pdfpageheight\dimexpr
    (\mmz@padding@top) + \ht\mmz@box + \dp\mmz@box+ (\mmz@padding@bottom)\relax
  \mmz@shipout@unrotate
  \hoffset\dimexpr\mmz@padding@left - \pdfhorigin\relax
  \voffset\dimexpr\mmz@padding@top - \pdfvorigin\relax
  \pdf@primitive\shipout\box\mmz@box
  \endgroup
  \global\advance\mmzExternPages1
  \edef\externbasepath{\mmz@extern@basepath}%
  \edef\pagenumber{%
    \the\numexpr\mmzRegularPages
    +\mmzExternPages+\mmzExtraPages
  }%
  \mmzset{record/new extern/.expanded=\mmz@extern@path}%
  \global\advance\mmz@seq1
}
\def\mmz@shipout@mag{%
  \setbox\mmz@box\hbox{%
    \pdfliteral{q \mmz@inverse@mag\space 0 0 \mmz@inverse@mag\space 0 0 cm}%
    \copy\mmz@box\relax
    \pdfliteral{Q}%
  }%
  \dimen0=\dimexpr\mmz@padding@left\relax
  \edef\mmz@padding@left{\the\dimexpr\mmz@inverse@mag\dimen0}%
  \dimen0=\dimexpr\mmz@padding@bottom\relax
  \edef\mmz@padding@bottom{\the\dimexpr\mmz@inverse@mag\dimen0}%
  \dimen0=\dimexpr\mmz@padding@right\relax
  \edef\mmz@padding@right{\the\dimexpr\mmz@inverse@mag\dimen0}%
  \dimen0=\dimexpr\mmz@padding@top\relax
  \edef\mmz@padding@top{\the\dimexpr\mmz@inverse@mag\dimen0}%
  \wd\mmz@box=\mmz@inverse@mag\wd\mmz@box\relax
  \ht\mmz@box=\mmz@inverse@mag\ht\mmz@box\relax
  \dp\mmz@box=\mmz@inverse@mag\dp\mmz@box\relax
}
{\catcode`\p=12\catcode`\t=12\gdef\mmz@Pgf@geT#1pt{#1}}
\mmzset{begindocument/.append code={%
    \edef\mmz@inverse@mag{\expandafter\mmz@Pgf@geT\the\dimexpr 1000pt/\mag}%
  }}
\ifdef\XeTeXversion{%
  \def\mmz@shipout@unrotate{}%
}{%
  \ifdef\luatexversion{%
    \def\mmz@shipout@unrotate{%
      \pdfvariable pageattr {/Rotate 0}%
    }%
  }{%
    \def\mmz@shipout@unrotate{%
      \pdfpageattr{/Rotate 0}%
    }%
  }%
}
\newcount\mmzRegularPages
\newcount\mmzExternPages
\mmzset{
  enddocument/afterlastpage/.append code={%
    \ifnum\mmzExternPages>0
      \PackageWarning{memoize}{The compilation produced \the\mmzExternPages\space
        new extern\ifnum\mmzExternPages>1 s\fi}%
    \fi
  },
}
\newcount\mmzExtraPages
\def\mmz@include@extern#1{%
  \expandafter\expandafter\expandafter\mmz@include@extern@i
  \expandafter\expandafter\expandafter{%
    \csname mmz@resource@#1\endcsname}%
}
\def\mmz@include@extern@i#1#2#3#4#5#6#7#8#9{%
  \setbox\mmz@box=#2{%
    \setbox0=\hbox{%
      \lower\dimexpr #5+#7\relax\hbox{%
        \hskip -#6\relax
        \setbox0=\hbox{%
          \mmz@insertpdfpage{#1}{1}%
        }%
        \unhbox0
      }%
    }%
    \wd0 \dimexpr\wd0-#8\relax
    \ht0 \dimexpr\ht0-#9\relax
    \dp0 #5\relax
    \box0
  }%
  \mmz@tempfalse
  \mmz@if@roughly@equal{\mmz@tolerance}{#3}{\wd\mmz@box}{%
    \mmz@if@roughly@equal{\mmz@tolerance}{#4}{\ht\mmz@box}{%
      \mmz@temptrue
    }{}}{}%
  \ifmmz@temp
  \else
    \mmz@use@memo@warning{\mmz@extern@path}{#3}{#4}{#5}%
  \fi
  \wd\mmz@box=#3\relax
  \ht\mmz@box=#4\relax
  \box\mmz@box
  \pgfkeysalso{/mmz/record/used extern={\mmz@extern@path}}%
}
\def\mmz@use@memo@warning#1#2#3#4{%
  \PackageWarning{memoize}{Unexpected size of extern "#1";
    expected #2\space x \the\dimexpr #3+#4\relax,
    got \the\wd\mmz@box\space x \the\dimexpr\the\ht\mmz@box+\the\dp\mmz@box\relax}%
}
\ifdef\luatexversion{%
  \def\mmz@insertpdfpage#1#2{% #1 = filename, #2 = page number
    \saveimageresource page #2 mediabox {#1}%
    \useimageresource\lastsavedimageresourceindex
  }%
}{%
  \ifdef\XeTeXversion{%
    \def\mmz@insertpdfpage#1#2{%
      \XeTeXpdffile #1 page #2 media
    }%
  }{% pdfLaTeX
    \def\mmz@insertpdfpage#1#2{%
      \pdfximage page #2 mediabox {#1}%
      \pdfrefximage\pdflastximage
    }%
  }%
}
\def\mmz@include@extern@from@tbe@box#1#2#3#4#5#6#7#8#9{%
  \setbox0\vbox{%
    \@tempcnta#1\relax
    \vskip1pt
    \unvcopy\mmz@tbe@box
    \@whilenum\@tempcnta>0\do{%
      \setbox0\lastbox
      \advance\@tempcnta-1\relax
    }%
    \global\setbox1\lastbox
    \@whilesw\ifdim0pt=\lastskip\fi{%
      \setbox0\lastbox
    }%
    \box\mmz@box
  }%
  \box1
}
\def\mmzvalueof#1{\pgfkeysvalueof{/mmz/#1}}
\mmzset{
  extract/.estore in=\mmz@extraction@method,
  extract/.value required,
  begindocument/.append style={extract/.code=\mmz@preamble@only@error},
  extract/perl/.code={%
    \mmz@clear@extraction@log
    \pdf@system{%
      \mmzvalueof{perl extraction command}\space
      \mmzvalueof{perl extraction options}%
    }%
    \mmz@check@extraction@log{perl}%
  },
  perl extraction command/.initial=memoize-extract.pl,
  perl extraction options/.initial={\space
    -F plain
    \jobname\space
  },
  extract=perl,
  extract/python/.code={%
    \mmz@clear@extraction@log
    \pdf@system{%
      \mmzvalueof{python extraction command}\space
      \mmzvalueof{python extraction options}%
    }%
    \mmz@check@extraction@log{python}%
    \ifx\mmz@mkdir@command\mmz@initial@mkdir@command
      \def\mmz@mkdir@command{\mmzvalueof{python extraction command} --mkdir}%
    \fi
  },
  python extraction command/.initial=memoize-extract.py,
  python extraction options/.initial={\space
    -F plain
    \jobname\space
  },
}
\def\mmz@preamble@only@error{%
  \PackageError{memoize}{%
    Ignoring the invocation of "\pgfkeyscurrentkey".
    This key may only be executed in the preamble}{}%
}
\def\mmz@clear@extraction@log{%
  \begingroup
  \immediate\openout0{\jobname.mmz.log}%
  \immediate\closeout0
  \endgroup
}
\def\mmz@check@extraction@log#1{%
  \begingroup \def\extractionmethod{#1}%
  \mmz@tempfalse \let\mmz@orig@endinput\endinput
  \def\endinput{\mmz@temptrue\mmz@orig@endinput}%
  \@input{\jobname.mmz.log}%
  \ifmmz@temp \else \mmz@extraction@error \fi \endgroup }
\def\mmz@extraction@error{%
  \PackageError{memoize}{Extraction of externs from document
    "\jobname.pdf" using method "\extractionmethod" was
    unsuccessful}{The extraction script "\mmzvalueof{\extractionmethod\space
      extraction command}" wasn't executed or didn't finish execution
    properly.}}
\mmzset{
  record/.style={%
    record/begin/.append style={
      /mmz/record/#1/begin/.try,
      /mmz/record/#1/prefix/.try/.expanded=\mmz@prefix,
    },
    record/prefix/.append style={/mmz/record/#1/prefix/.try={##1}},
    record/new extern/.append style={/mmz/record/#1/new extern/.try={##1}},
    record/used extern/.append style={/mmz/record/#1/used extern/.try={##1}},
    record/new cmemo/.append style={/mmz/record/#1/new cmemo/.try={##1}},
    record/new ccmemo/.append style={/mmz/record/#1/new ccmemo/.try={##1}},
    record/used cmemo/.append style={/mmz/record/#1/used cmemo/.try={##1}},
    record/used ccmemo/.append style={/mmz/record/#1/used ccmemo/.try={##1}},
    record/end/.append style={/mmz/record/#1/end/.try},
  },
}
\mmzset{
  no record/.style={%
    record/begin/.style={record/begin/.style={}},
    record/prefix/.code={\aftergroup\mmz@record@prefix},
    record/new extern/.code={},
    record/used extern/.code={},
    record/new cmemo/.code={},
    record/new ccmemo/.code={},
    record/used cmemo/.code={},
    record/used ccmemo/.code={},
    record/end/.style={record/end/.code={}},
  }
}
\def\mmz@record@prefix{%
  \mmzset{/mmz/record/prefix/.expanded=\mmz@prefix}%
}
\mmzset{
  no record,
  record=mmz,
  begindocument/.append style={record/begin},
  enddocument/afterlastpage/.append style={record/end},
}
\mmzset{
  record/mmz/begin/.code={%
    \newwrite\mmz@mmzout
    \immediate\openout\mmz@mmzout{\jobname.mmz}%
  },
  record/mmz/prefix/.code={%
    \immediate\write\mmz@mmzout{\noexpand\mmzPrefix{#1}}%
  },
  record/mmz/new extern/.code={%
    \immediate\write\mmz@mmzout{%
      \noexpand\mmzNewExtern{#1}{\pagenumber}{\expectedwidth}{\expectedheight}%
    }%
  },
  record/mmz/new cmemo/.code={%
    \immediate\write\mmz@mmzout{\noexpand\mmzNewCMemo{#1}}%
  },
  record/mmz/new ccmemo/.code={%
    \immediate\write\mmz@mmzout{\noexpand\mmzNewCCMemo{#1}}%
  },
  record/mmz/used extern/.code={%
    \immediate\write\mmz@mmzout{\noexpand\mmzUsedExtern{#1}}%
  },
  record/mmz/used cmemo/.code={%
    \immediate\write\mmz@mmzout{\noexpand\mmzUsedCMemo{#1}}%
  },
  record/mmz/used ccmemo/.code={%
    \immediate\write\mmz@mmzout{\noexpand\mmzUsedCCMemo{#1}}%
  },
  record/mmz/end/.code={%
    \immediate\write\mmz@mmzout{\noexpand\endinput}%
    \immediate\closeout\mmz@mmzout
  },
  sh/.store in=\mmz@shname,
  sh=memoize-extract.\jobname.sh,
  bat/.store in=\mmz@batname,
  bat=memoize-extract.\jobname.bat,
  record/sh/begin/.code={%
    \newwrite\mmz@shout
    \immediate\openout\mmz@shout{\mmz@shname}%
  },
  record/sh/new extern/.code={%
    \begingroup
    \immediate\write\mmz@shout{\mmz@tex@extraction@systemcall}%
    \endgroup
  },
  record/sh/end/.code={%
    \immediate\closeout\mmz@shout
  },
  record/bat/begin/.code={%
    \newwrite\mmz@batout
    \immediate\openout\mmz@batout{\mmz@batname}%
  },
  record/bat/new extern/.code={%
    \begingroup
    \immediate\write\mmz@batout{\mmz@tex@extraction@systemcall}%
    \endgroup
  },
  record/bat/end/.code={%
    \immediate\closeout\mmz@batout
  },
  makefile/.store in=\mmz@makefilename,
  makefile=memoize-extract.\jobname.makefile,
}
\begingroup
\catcode`\^^I=12
\gdef\mmz@makefile@recipe@prefix{^^I}%
\endgroup
\mmzset{
  record/makefile/begin/.code={%
    \newwrite\mmz@makefileout
    \newtoks\mmz@makefile@externs
    \immediate\openout\mmz@makefileout{\mmz@makefilename}%
    \immediate\write\mmz@makefileout{.DEFAULT_GOAL = externs}%
    \immediate\write\mmz@makefileout{.PHONY: externs}%
  },
  record/makefile/new extern/.code={%
    \immediate\write\mmz@makefileout{#1:}%
    \begingroup
    \immediate\write\mmz@makefileout{%
      \mmz@makefile@recipe@prefix\mmz@tex@extraction@systemcall}%
    \endgroup
    \xtoksapp\mmz@makefile@externs{#1\space}%
  },
  record/makefile/end/.code={%
    \immediate\write\mmz@makefileout{externs: \the\mmz@makefile@externs}%
    \immediate\closeout\mmz@makefileout
  },
}
\mmzset{
  extract/tex/.code={%
    \begingroup
    \@input{\jobname.mmz}%
    \endgroup
  },
}
\def\mmzUsedCMemo#1{}
\def\mmzUsedCCMemo#1{}
\def\mmzUsedExtern#1{}
\def\mmzNewCMemo#1{}
\def\mmzNewCCMemo#1{}
\def\mmzPrefix#1{}
\def\mmzNewExtern#1{%
  \mmz@new@extern@i#1\mmz@temp
}
\def\mmz@new@extern@i#1.pdf\mmz@temp#2#3#4{%
  \begingroup
  \def\externbasepath{#1}%
  \def\pagenumber{#2}%
  \def\expectedwidth{#3}%
  \def\expectedheight{#4}%
  \mmz@clear@extraction@log
  \pdf@system{\mmz@tex@extraction@systemcall}%
  \let\mmz@extraction@error\mmz@pageextraction@error
  \mmz@check@extraction@log{tex}%
  \endgroup
}
\def\mmz@pageextraction@error{%
  \PackageError{memoize}{Extraction of extern page \pagenumber\space from
    document "jobname.pdf" using method "\extractionmethod" was
    unsuccessful.}{Check the log file to see if the extraction script was
    executed at all, and if it finished successfully.  You might also want to
    inspect "\externbasepath.log", the log file of the embedded TeX compilation
    which ran the extraction script}}
\def\mmz@tex@extraction@systemcall{%
  \mmzvalueof{tex extraction command}\space
  \mmzvalueof{tex extraction options}\space
  "\mmzvalueof{tex extraction script}"%
}
\mmzset{
  tex extraction command/.initial=pdftex,
  tex extraction options/.initial={%
    -halt-on-error
    -interaction=batchmode
    -jobname "\externbasepath"
  },
  tex extraction script/.initial={%
    \def\noexpand\fromdocument{\jobname.pdf}%
    \def\noexpand\pagenumber{\pagenumber}%
    \def\noexpand\expectedwidth{\expectedwidth}%
    \def\noexpand\expectedheight{\expectedheight}%
    \def\noexpand\logfile{\jobname.mmz.log}%
    \unexpanded{%
      \def\warningtemplate{%
        \warning{memoize: \warningtext}%
      }}%
    \ifdef\XeTeXversion{}{%
      \def\noexpand\mmzpdfmajorversion{\the\pdfmajorversion}%
      \def\noexpand\mmzpdfminorversion{\the\pdfminorversion}%
    }%
    \noexpand\input memoize-extract-one
  },
}
\def\mmz@tolerance{0.01pt}
\def\mmz@if@roughly@equal#1#2#3{%
  \dimen0=\dimexpr#2-#3\relax
  \ifdim\dimen0<0pt
    \dimen0=-\dimen0\relax
  \fi
  \ifdim\dimen0>#1\relax
    \expandafter\@secondoftwo
  \else
    \expandafter\@firstoftwo
  \fi
}%
\mmzset{
  .install advice={setup key=auto, activation=deferred},
  begindocument/before/.append style={activation=immediate},
}
\newif\ifmmz@manual
\mmzset{
  manual/.is if=mmz@manual,
  begindocument/end/.append code={%
    \ifmmz@manual
    \else
      \pgfkeysalso{activate deferred,activate deferred/.code={}}%
    \fi
  },
  auto/.cd,
  run if memoization is possible/.style={
    run conditions=\mmz@auto@rc@if@memoization@possible
  },
  run if memoizing/.style={run conditions=\mmz@auto@rc@if@memoizing},
  apply options/.style={
    bailout handler=\mmz@auto@bailout,
    outer handler=\mmz@auto@outer,
  },
  memoize/.style={
    run if memoization is possible,
    apply options,
    inner handler=\mmz@auto@memoize
  },
  noop/.style={inner handler=\mmz@auto@noop},
  nomemoize/.style={noop, options=disable},
  replicate/.style={run if memoizing, inner handler=\mmz@auto@replicate},
  to context/.style={run if memoizing, outer handler=\mmz@auto@tocontext},
}
\mmzset{
  auto/abort/.style={run conditions=\mmzAbort},
}
\mmzset{
  auto/unmemoizable/.style={run conditions=\mmzUnmemoizable},
}
\ifdef\luatexversion{%
  \mmzset{auto=\savepos{abort}}
}{%
  \mmzset{
    auto=\pdfsavepos{abort},
    auto=\errmessage{abort},
  }
}
\def\mmz@auto@rc@if@memoization@possible{%
  \ifmemoize
    \ifinmemoize
    \else
      \AdviceRuntrue
    \fi
  \fi
}
\def\mmz@auto@rc@if@memoizing{%
  \ifmemoizing\AdviceRuntrue\fi
}
\def\mmznext#1{\gdef\mmz@next{#1}\ignorespaces}
\mmznext{}%
\def\mmz@auto@outer{%
  \begingroup
  \mmzAutoInit
  \AdviceCollector
}
\def\mmz@auto@bailout{%
  \mmznext{}%
}
\def\mmzAutoInit{%
  \ifdefempty\AdviceOptions{}{\expandafter\mmzset\expandafter{\AdviceOptions}}%
  \ifdefempty\mmz@next{}{\expandafter\mmzset\expandafter{\mmz@next}\mmznext{}}%
  \eappto\AdviceRawCollectorOptions{\expandonce\mmzRawCollectorOptions}%
}
\long\def\mmz@auto@memoize#1{%
  \expanded{%
    \noexpand\Memoize
      {\expandonce\AdviceReplaced\unexpanded{#1}}%
      {\expandonce\AdviceOriginal\unexpanded{#1}}%
    \ifmmz@ignorespaces\ignorespaces\fi
  }%
}
\long\def\mmz@auto@noop#1{%
  \expandafter\mmz@maybe@scantokens\expandafter{\AdviceOriginal#1}%
  \expandafter\endgroup
  \ifmmz@ignorespaces\ignorespaces\fi
}
\def\mmz@auto@replicate#1{%
  \begingroup
  \let\mmz@auto@replicate@expansion\unexpanded
  \expandafter\pgfqkeys\expanded{{/mmz/auto/replicate}{\AdviceOptions}}%
  \expanded{%
    \endgroup
    \noexpand\gtoksapp\noexpand\mmzCCMemo{%
      \expandonce\AdviceReplaced\mmz@auto@replicate@expansion{#1}}%
    \expandonce\AdviceOriginal\unexpanded{#1}%
  }%
}
\pgfqkeys{/mmz/auto/replicate}{
  expanded/.code={\let\mmz@auto@replicate@expansion\@firstofone},
}
\def\mmz@auto@tocontext{%
  \expanded{%
    \noexpand\pgfkeysvalueof{/mmz/context/.@cmd}%
    original "\AdviceNamespace" csname "\AdviceCsname"={%
      \noexpand\expanded{%
        \noexpand\noexpand\noexpand\meaning
        \noexpand\AdviceCsnameGetOriginal{\AdviceNamespace}{\AdviceCsname}%
      }%
    }%
  }%
  \pgfeov
  \AdviceOriginal
}
\def\mmz@unknown{}
\mmzset{
  .unknown/.code={%
    \eappto\mmz@unknown{,\pgfkeyscurrentkey={#1}}%
  },
  begindocument/end/.append code={%
    \pgfkeyslet{/mmz/.unknown/.@cmd}\undefined
    \expandafter\pgfkeysalso\expandafter{\mmz@unknown}%
  },
}
\def\mmz@makeatletter{%
  \edef\mmz@restoreatcatcode{\catcode`\noexpand\@\the\catcode`\@\relax}%
  \catcode`\@=11
}
\def\mmz@if@package@loaded#1#2#3{%
  \mmzset{%
    begindocument/before/.append code={%
      \ifdefined#2%
        #3%
        \fi
    }%
  }%
}
\mmz@if@package@loaded{pgf}{%
  \pgfpicture
}{%
  \def\mmzPgfAtBeginMemoization{%
    \edef\mmz@pgfpictureid{%
      \the\pgf@picture@serial@count
    }%
  }%
  \def\mmzPgfAtEndMemoization{%
    \edef\mmz@temp{%
      \the\numexpr\pgf@picture@serial@count-\mmz@pgfpictureid\relax
    }%
    \ifx\mmz@temp=0
    \else
      \xtoksapp\mmzCCMemo{\noexpand\mmzStepPgfPictureId{\mmz@temp}}%
    \fi
  }%
  \def\mmzStepPgfPictureId##1{%
    \global\advance\pgf@picture@serial@count##1\relax
  }%
  \mmzset{%
    at begin memoization=\mmzPgfAtBeginMemoization,
    at end memoization=\mmzPgfAtEndMemoization,
  }%
}
\mmz@if@package@loaded{tikz}{\tikz}{%
  \input advice-tikz.code.tex
  \mmzset{%
    auto={tikzpicture}{memoize},
    auto=\tikz{memoize, collector=\AdviceCollectTikZArguments},
  }%
}
\mmzset{
  begin document/.style={begindocument/before, begindocument, begindocument/end},
  end document/.style={enddocument/afterlastpage},
}
\mmzset{
  begindocument/end/.append style={
    begindocument/before/.code={},
    begindocument/.code={},
    begindocument/end/.code={},
  }
}
\InputIfFileExists{memoize.cfg}{}{}
\mmzset{
  extract/.is choice,
  extract/.default=\mmz@extraction@method,
  extract/.append style={
    extract/.code={\PackageError{memoize}{Key "extract" was invoked twice.}{In
        principle, externs should be extracted only once.  If you really want
        to extract again, execute "extract/<method>".}},
  },
}
\ifnum\pdf@draftmode=1
  \PackageWarning{memoize}{No externalization will be performed in the draft mode}%
\fi
\resetatcatcode
\endinput
%%
%% End of file `memoize.tex'.
