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+%%
+%% This is file `grfext.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% grfext.dtx (with options: `package')
+%%
+%% This is a generated file.
+%%
+%% Project: grfext
+%% Version: 2019/12/03 v1.3
+%%
+%% Copyright (C)
+%% 2007, 2010 Heiko Oberdiek
+%% 2016-2019 Oberdiek Package Support Group
+%%
+%% 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. This version of this license is in
+%% https://www.latex-project.org/lppl/lppl-1-3c.txt
+%% and the latest version of this license is in
+%% https://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions of
+%% LaTeX version 2005/12/01 or later.
+%%
+%% This work has the LPPL maintenance status "maintained".
+%%
+%% The Current Maintainers of this work are
+%% Heiko Oberdiek and the Oberdiek Package Support Group
+%% https://github.com/ho-tex/grfext/issues
+%%
+%%
+%% This work consists of the main source file grfext.dtx
+%% and the derived files
+%% grfext.sty, grfext.pdf, grfext.ins, grfext.drv.
+%%
+\begingroup\catcode61\catcode48\catcode32=10\relax%
+ \catcode13=5 % ^^M
+ \endlinechar=13 %
+ \catcode35=6 % #
+ \catcode39=12 % '
+ \catcode44=12 % ,
+ \catcode45=12 % -
+ \catcode46=12 % .
+ \catcode58=12 % :
+ \catcode64=11 % @
+ \catcode123=1 % {
+ \catcode125=2 % }
+ \expandafter\let\expandafter\x\csname ver@grfext.sty\endcsname
+ \ifx\x\relax % plain-TeX, first loading
+ \else
+ \def\empty{}%
+ \ifx\x\empty % LaTeX, first loading,
+ % variable is initialized, but \ProvidesPackage not yet seen
+ \else
+ \expandafter\ifx\csname PackageInfo\endcsname\relax
+ \def\x#1#2{%
+ \immediate\write-1{Package #1 Info: #2.}%
+ }%
+ \else
+ \def\x#1#2{\PackageInfo{#1}{#2, stopped}}%
+ \fi
+ \x{grfext}{The package is already loaded}%
+ \aftergroup\endinput
+ \fi
+ \fi
+\endgroup%
+\begingroup\catcode61\catcode48\catcode32=10\relax%
+ \catcode13=5 % ^^M
+ \endlinechar=13 %
+ \catcode35=6 % #
+ \catcode39=12 % '
+ \catcode40=12 % (
+ \catcode41=12 % )
+ \catcode44=12 % ,
+ \catcode45=12 % -
+ \catcode46=12 % .
+ \catcode47=12 % /
+ \catcode58=12 % :
+ \catcode64=11 % @
+ \catcode91=12 % [
+ \catcode93=12 % ]
+ \catcode123=1 % {
+ \catcode125=2 % }
+ \expandafter\ifx\csname ProvidesPackage\endcsname\relax
+ \def\x#1#2#3[#4]{\endgroup
+ \immediate\write-1{Package: #3 #4}%
+ \xdef#1{#4}%
+ }%
+ \else
+ \def\x#1#2[#3]{\endgroup
+ #2[{#3}]%
+ \ifx#1\@undefined
+ \xdef#1{#3}%
+ \fi
+ \ifx#1\relax
+ \xdef#1{#3}%
+ \fi
+ }%
+ \fi
+\expandafter\x\csname ver@grfext.sty\endcsname
+\ProvidesPackage{grfext}%
+ [2019/12/03 v1.3 Manage graphics extensions (HO)]%
+\begingroup\catcode61\catcode48\catcode32=10\relax%
+ \catcode13=5 % ^^M
+ \endlinechar=13 %
+ \catcode123=1 % {
+ \catcode125=2 % }
+ \catcode64=11 % @
+ \def\x{\endgroup
+ \expandafter\edef\csname grfext@AtEnd\endcsname{%
+ \endlinechar=\the\endlinechar\relax
+ \catcode13=\the\catcode13\relax
+ \catcode32=\the\catcode32\relax
+ \catcode35=\the\catcode35\relax
+ \catcode61=\the\catcode61\relax
+ \catcode64=\the\catcode64\relax
+ \catcode123=\the\catcode123\relax
+ \catcode125=\the\catcode125\relax
+ }%
+ }%
+\x\catcode61\catcode48\catcode32=10\relax%
+\catcode13=5 % ^^M
+\endlinechar=13 %
+\catcode35=6 % #
+\catcode64=11 % @
+\catcode123=1 % {
+\catcode125=2 % }
+\def\TMP@EnsureCode#1#2{%
+ \edef\grfext@AtEnd{%
+ \grfext@AtEnd
+ \catcode#1=\the\catcode#1\relax
+ }%
+ \catcode#1=#2\relax
+}
+\TMP@EnsureCode{42}{12}% *
+\TMP@EnsureCode{44}{12}% ,
+\TMP@EnsureCode{47}{12}% /
+\TMP@EnsureCode{58}{12}% :
+\TMP@EnsureCode{60}{12}% <
+\TMP@EnsureCode{62}{12}% >
+\TMP@EnsureCode{91}{12}% [
+\TMP@EnsureCode{93}{12}% ]
+\edef\grfext@AtEnd{\grfext@AtEnd\noexpand\endinput}
+\@ifundefined{@expandtwoargs}{%
+ \def\@expandtwoargs#1#2#3{%
+ \edef\reserved@a{\noexpand#1{#2}{#3}}%
+ \reserved@a
+ }%
+}{}
+\newcommand*{\AppendGraphicsExtensions}{%
+ \@ifundefined{Gin@extensions}{%
+ \let\Gin@extensions\@empty
+ }{}%
+ \@ifstar{\grfext@Append\grfext@Check}{\grfext@Append\grfext@@Add}%
+}%
+\def\grfext@Append#1#2{%
+ \let\grfext@Print\@gobble
+ \edef\grfext@next{%
+ \noexpand\grfext@Add\noexpand#1{%
+ \zap@space#2 \@empty
+ }{\noexpand\Gin@extensions,}{}%
+ }%
+ \grfext@next
+ \let\grfext@Print\grfext@@Print
+ \grfext@Print\AppendGraphicsExtensions
+}
+\newcommand*{\PrependGraphicsExtensions}{%
+ \@ifundefined{Gin@extensions}{%
+ \let\Gin@extensions\@empty
+ }{}%
+ \@ifstar{\grfext@Prepend\grfext@Check}{\grfext@Prepend\grfext@@Add}%
+}%
+\def\grfext@Prepend#1#2{%
+ \let\grfext@Print\@gobble
+ \edef\grfext@next{%
+ \noexpand\grfext@Add\noexpand#1{%
+ \zap@space#2 \@empty
+ }{}{,\noexpand\Gin@extensions}%
+ }%
+ \grfext@next
+ \let\grfext@Print\grfext@@Print
+ \grfext@Print\PrependGraphicsExtensions
+}
+\def\grfext@Add#1#2{%
+ #1{#2}%
+}
+\def\grfext@@Add#1#2#3{%
+ \RemoveGraphicsExtensions{#1}%
+ \ifx\Gin@extensions\@empty
+ \def\Gin@extensions{#1}%
+ \else
+ \edef\Gin@extensions{#2#1#3}%
+ \fi
+}
+\def\grfext@Check#1{%
+ \let\grfext@tmp\@empty
+ \@for\grfext@ext:=#1\do{%
+ \@ifundefined{Gin@rule@\grfext@ext}{%
+ }{%
+ \ifx\grfext@tmp\@empty
+ \let\grfext@tmp\grfext@ext
+ \else
+ \edef\grfext@tmp{\grfext@tmp,\grfext@ext}%
+ \fi
+ }%
+ }%
+ \ifx\grfext@tmp\@empty
+ \def\grfext@next##1##2{}%
+ \else
+ \edef\grfext@next{%
+ \noexpand\grfext@@Add{\grfext@tmp}%
+ }%
+ \fi
+ \grfext@next
+}
+\newcommand*{\RemoveGraphicsExtensions}[1]{%
+ \@ifundefined{Gin@extensions}{%
+ \def\Gin@extensions{}%
+ }{%
+ \edef\grfext@tmp{\zap@space#1 \@empty}%
+ \@for\grfext@ext:=\grfext@tmp\do{%
+ \def\grfext@next{%
+ \let\grfext@tmp\Gin@extensions
+ \@expandtwoargs
+ \@removeelement\grfext@ext\Gin@extensions\Gin@extensions
+ \ifx\grfext@tmp\Gin@extensions
+ \let\grfext@next\relax
+ \fi
+ \grfext@next
+ }%
+ \grfext@next
+ }%
+ }%
+ \grfext@Print\RemoveGraphicsExtensions
+}
+\RequirePackage{infwarerr}[2007/09/09]
+\def\PrintGraphicsExtensions{%
+ \grfext@Print\PrintGraphicsExtensions
+}
+\def\grfext@Print#1{%
+ \@PackageInfo{grfext}{%
+ Graphics extension search list:\MessageBreak
+ \@ifundefined{Gin@extensions}{%
+ <unavailable>%
+ }{%
+ [\Gin@extensions]%
+ }\MessageBreak
+ \string#1%
+ }%
+}
+\let\grfext@@Print\grfext@Print
+\RequirePackage{kvdefinekeys}[2010/03/01]
+\kv@define@key{Gin}{AppendGraphicsExtensions}{%
+ \AppendGraphicsExtensions{#1}%
+}
+\kv@define@key{Gin}{AppendGraphicsExtensions*}{%
+ \AppendGraphicsExtensions*{#1}%
+}
+\kv@define@key{Gin}{PrependGraphicsExtensions}{%
+ \PrependGraphicsExtensions{#1}%
+}
+\kv@define@key{Gin}{PrependGraphicsExtensions*}{%
+ \PrependGraphicsExtensions*{#1}%
+}
+\kv@define@key{Gin}{RemoveGraphicsExtensions}{%
+ \RemoveGraphicsExtensions{#1}%
+}
+\kv@define@key{Gin}{PrintGraphicsExtensions}[]{%
+ \PrintGraphicsExtensions
+}
+\grfext@AtEnd%
+\endinput
+%%
+%% End of file `grfext.sty'.