| Current File : //usr/share/texlive/texmf-dist/tex/latex/grfext/grfext.sty |
%%
%% 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'.