%%
%% This is file `latex2e-first-aid-for-external-files.ltx',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% latex2e-first-aid-for-external-files.dtx  (with options: `kernel')
%% 
%% The source is maintained by the LaTeX Project team and bug
%% reports for it can be opened at https://latex-project.org/bugs/
%% (but please observe conditions on bug reports sent to that address!)
%% 
%% 
%% Copyright (C) 2020-2026
%% The LaTeX Project and any individual authors listed elsewhere
%% in this file.
%% 
%% This file was generated from file(s) of the Standard LaTeX `First Aid Bundle'.
%% ------------------------------------------------------------------------------
%% 
%% It 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 2005/12/01 or later.
%% 
%% This file may only be distributed together with a copy of the LaTeX
%% `First Aid Bundle'. You may however distribute the LaTeX `First Aid Bundle'
%% without such generated files.
%% 
%% File: latex2e-first-aid-for-external-files.dtx (C) Copyright 2020-2026
%%
%% The LaTeX Project and any individual authors listed elsewhere
%% in this file.
\def\LaTeXFirstAidDate{2026-03-12}
\def\LaTeXFirstAidVersion{v1.1x}
\ProvidesFile{latex2e-first-aid-for-external-files.ltx}
             [\LaTeXFirstAidDate\space \LaTeXFirstAidVersion\space
               LaTeX kernel fixes to external files and packages]
\ExplSyntaxOn
\cs_new:Npn\FirstAidNeededT#1#2#3{
  \exp_args:Nce\str_if_eq:onTF{ver@#1.#2}{#3}
      { \typeout{==>~ First~ Aid~ for~ #1.#2~ applied! } }
      { \typeout{==>~ First~ Aid~ for~ #1.#2~ no~ longer~ applied!^^J
          \@spaces Expected:^^J
          \@spaces\@spaces #3^^J
          \@spaces but~ found:^^J
          \@spaces\@spaces \use:c{ver@#1.#2}^^J
          \@spaces so~ I'm~ assuming~ it~ got~ fixed.
      } }
  \exp_args:Nce\str_if_eq:onT{ver@#1.#2}{#3}
}
\ExplSyntaxOff
\AddToHook{file/dinbrief.cls/after}[firstaid]{%
  \FirstAidNeededT{dinbrief}{cls}{2000/03/02 LaTeX2e class}%
                  {\AddToHook{env/document/begin}{\begingroup}}%
}
\AddToHook{package/unicode-math/after}{%
  \AddToHook{cmd/mod@math@codes/after}{\mathcode`\|=28796 }}
\ExplSyntaxOn
\AddToHook{file/pgfpages.sty/after}[firstaid]{
  \cs_gset_eq:NN \shipout \pgfpages@originalshipout
  \cs_set_eq:NN \pgfpages@originalshipout \tex_shipout:D
  \cs_set_eq:NN \tex_shipout:D \pgfpages@interceptshipout
}
\ExplSyntaxOff
\ExplSyntaxOn
\AddToHook{file/pgfmorepages.sty/after}[firstaid]{
  \cs_set_nopar:Npn \pgfhookintoshipout {
    \cs_set_eq:NN \pgfpages@originalshipout \tex_shipout:D
    \cs_set_eq:NN \tex_shipout:D \pgfpages@interceptshipout
  }
}
\ExplSyntaxOff
\AddToHook{file/babel.sty/before}[firstaid]{\def\BabelCaseHack{}}
\AddToHook{file/songs.sty/after}[firstaid]{%
  \FirstAidNeededT{songs}{sty}{2018/09/12 v3.1 Songs package}%
                  {%
     \renewcommand\SB@obeylines{%
         \let\obeyedline\SB@par%
         \obeylines%
         \let\@par\SB@@par%
       }}%
}
\AddToHook{file/crop.sty/after}[firstaid]{%
  \FirstAidNeededT{crop}{sty}{2017/11/19 1.10 crop marks (mf)}%
                  {%
  \ifdim\stockwidth  > 0pt \else \stockwidth\paperwidth \fi
  \ifdim\stockheight > 0pt \else \stockheight\paperheight \fi
  \renewcommand*\CROP@genreflect[1]{%
    \leavevmode
    \dimen0\CROP@horigin
    \kern2\dimen0
    \begingroup
    \set@typeset@protect %change protect
    \reflectbox{%
        \hb@xt@\paperwidth{%
            \vbox to\paperheight{%
                #1%
                \vss
            }%
            \hss
        }%
    }%
   \endgroup
   }
  }%
}
\AddToHook{file/bigfoot.sty/after}{%
   \ifnum\count10<\insc@unt
     \global\count10=\insc@unt
   \fi
    \def\FN@allmarks#1{\@elt{#1}%
      \ifnum#1<\count256 %<--- problem: 266 isn't the counter for marks
        \expandafter\FN@allmarks\expandafter{\number\numexpr#1+\@ne}%
        \fi}%
}
\AddToHook{file/marginfix.sty/after}[firstaid]{%
  \FirstAidNeededT{marginfix}{sty}%
       {2020/05/06 v1.2 Fix Margin Paragraphs}%
     {\let \@outputbox@attachfloats \@combinefloats}%
}
\AddToHook{file/ulem.sty/after}[firstaid]{%
   \def\@hspace#1{\begingroup\setlength\skip@{#1}%
                  \edef\x{\endgroup\hskip\the\skip@\relax}\x}%
   }
\AddToHook{file/varwidth.sty/after}[firstaid]{%
  \FirstAidNeededT{varwidth}{sty}%
       {2009/03/30 ver 0.92; \space Variable-width minipages}%
     {%
\def\@vwid@sift{%
  \skip@\lastskip\unskip
  \ifdim\lastskip=\z@\unskip\fi   % <---- the first aid here (not just unskip)
  \dimen@\lastkern\unkern
  \count@\lastpenalty\unpenalty
  \setbox\z@\lastbox
  \ifvoid\z@ \advance\sift@deathcycles\@ne \else \sift@deathcycles\z@ \fi
  \ifnum\sift@deathcycles>33
    \let\@vwid@sift\relax
    \PackageWarning{varwidth}{Failed to reprocess entire contents}%
  \fi
  \ifnum\count@=\@vwid@preeqp \@vwid@eqmodefalse\fi
  \ifnum\count@=\@vwid@posteqp \@vwid@eqmodetrue\fi
  \ifnum\count@=\@vwid@toppen % finished
    \let\@vwid@sift\relax
  \else\ifnum\count@=\@vwid@offsets
    \@vwid@setoffsets
  \else
    \ifnum\count@=\@vwid@postw
    \else
      \@vwid@resetb % reset box \z@ or measure it
    \fi
    \@vwid@append
  \fi\fi
  \@vwid@sift}%
     }%
   }
\AddToHook{file/german.sty/after}[firstaid]{%
  \FirstAidNeededT{german}{sty}{1998/07/08 v2.5e Support for writing german texts (br)}
                  {%
\let\grmn@active@dq@\@active@dq
\def\@active@dq{\protect\grmn@active@dq@}%
\germanTeX
}%
}
\AddToHook{file/ngerman.sty/after}[firstaid]{%
  \FirstAidNeededT{ngerman}{sty}{1998/07/08 v2.5e Support for writing german texts (br)}
                  {%
\let\grmn@active@dq@\@active@dq
\def\@active@dq{\protect\grmn@active@dq@}%
\ngermanTeX
}%
}
\AddToHook{file/underscore.sty/after}[firstaid]{%
  \FirstAidNeededT{underscore}{sty}{2006/09/13}{\RequirePackage{underscore-ltx}}}
\AddToHook{package/acro/after}[firstaid]{%
  \FirstAidNeededT{acro}{sty}{2022/04/01 v3.8 typeset acronyms
                              and other abbreviations (CN)}
     {\UseName{prop_new:c}{l__acro_tmpa_prop}%
       \acsetup{patch/longtable=false}%
     }%
}
\AddToHook{package/chemformula/before}[firstaid]{%
  \RequirePackage{l3keys2e}%
}
\AddToHook{package/chemnum/after}[firstaid]{%
  \FirstAidNeededT{chemnum}{sty}{2021/01/21 v1.3a a comprehensive
             approach for the numbering of chemical compounds (CN)}
    {\UseName{prop_new:c}{l__chemnum_tmpa_prop}}%
}
\AddToHook{package/cleveref/after}[firstaid]{%
  \FirstAidNeededT{cleveref}{sty}{2018/03/27 v0.21.4 Intelligent cross-referencing}
     {%
       \def\cref@getref#1#2{%
         \expandafter\let\expandafter#2\csname r@#1@cref\endcsname%
         \expandafter\expandafter\expandafter\def%
           \expandafter\expandafter\expandafter#2%
           \expandafter\expandafter\expandafter{%
             \expandafter\@firstoffive#2}}% <-------- five
       \def\cpageref@getref#1#2{%
         \expandafter\let\expandafter#2\csname r@#1@cref\endcsname%
         \expandafter\expandafter\expandafter\def%
           \expandafter\expandafter\expandafter#2%
           \expandafter\expandafter\expandafter{%
             \expandafter\@secondoffive#2}}% <----------- five
      \AddToHook{begindocument}[cleveref]{%
         \def\label@noarg#1{%
          \cref@old@label{#1}%
          \@bsphack%
          \protected@edef\@tempa{{page}{\the\c@page}}%   <--- should be protected
          \setcounter{page}{1}%
          \protected@edef\@tempb{\thepage}%              <--- should be protected
          \expandafter\setcounter\@tempa%
          \cref@constructprefix{page}{\cref@result}%
          \protected@write\@auxout{}%
            {\string\newlabel{#1@cref}{{\cref@currentlabel}%
            {[\@tempb][\arabic{page}][\cref@result]\thepage}{}{}{}}}% <----- five
          \@esphack}%
        \def\label@optarg[#1]#2{%
          \cref@old@label{#2}%
          \@bsphack%
          \protected@edef\@tempa{{page}{\the\c@page}}%    <--- should be protected
          \setcounter{page}{1}%
          \protected@edef\@tempb{\thepage}%               <--- should be protected
          \expandafter\setcounter\@tempa%
          \cref@constructprefix{page}{\cref@result}%
          \protected@edef\cref@currentlabel{%
            \expandafter\cref@override@label@type%
              \cref@currentlabel\@nil{#1}}%
          \protected@write\@auxout{}%
            {\string\newlabel{#2@cref}{{\cref@currentlabel}%
            {[\@tempb][\arabic{page}][\cref@result]\thepage}{}{}{}}}% <------- five
          \@esphack}%
          }
       \newcommand\firstaid@cref@smugglelabel{\let\cref@currentlabel\cref@gcurrentlabel@temp}
       \newcommand\firstaid@cref@updatelabeldata[1]{%
        \cref@constructprefix{#1}{\cref@result}%
         \@ifundefined{cref@#1@alias}%
           {\def\@tempa{#1}}%
           {\def\@tempa{\csname cref@#1@alias\endcsname}}%
         \protected@xdef\cref@gcurrentlabel@temp{%
           [\@tempa][\arabic{#1}][\cref@result]%
           \csname p@#1\expandafter\endcsname\csname the#1\endcsname}%
         \aftergroup\firstaid@cref@smugglelabel
           }
       \newif\iftag@
       \AddToHook{label}[firstaid/cleveref]
         {\ifx
           \@currentcounter\@empty
          \else
           \iftag@\else
           \firstaid@cref@updatelabeldata{\@currentcounter}%
           \fi
          \fi}
      \AddToHook{begindocument}[cleveref]
        {
         \IfPackageAtLeastT{amsmath}{2025-05-18}
           {
             \def\ltx@label#1{\cref@label{#1}}
             \def\label@in@display@noarg#1{\cref@old@label@in@display{#1}}
             \def\label@in@mmeasure@noarg#1{%
               \begingroup
                \measuring@false%
                \cref@old@label@in@display{#1}%
               \endgroup}%
           }
        }
      }%
}
\AddToHook{package/arydshln/after}[firstaid]{%
  \FirstAidNeededT{arydshln}{sty}{2019/02/21 v1.76 }
  {%
\protected\def\adl@@vlineL#1#2#3#4{\adl@ivline#4\@nil{#1}{#2}%
        \xdef\adl@colsL{\adl@colsL
                \@elt{#3}{\number\@tempcnta}{\number\@tempcntb}%
                        {\adl@dashcolor}{\adl@gapcolor}}}%
\protected\def\adl@@vlineR#1#2#3#4{\adl@ivline#4\@nil{#1}{#2}%
        \xdef\adl@colsR{%
                \@elt{#3}{\number\@tempcnta}{\number\@tempcntb}%
                        {\adl@dashcolor}{\adl@gapcolor}%
                \adl@colsR}}%
\let\adl@act@@vlineL\adl@@vlineL
\let\adl@act@@vlineR\adl@@vlineR
\def\endtabular{\endarray \egroup}
  }%
}
\AddToHook{begindocument}[calc-noop]{}
\AddToHook{package/zref-perpage/after}{%
   \DeclareHookRule{begindocument}{calc-noop}{voids}{calc}}
\def\@themark{{}{}}
\AddToHook{class/smfart/after}[firstaid]{%
  \FirstAidNeededT{smfart}{cls}{2021/03/28 v1.6
  Classe LaTeX pour les articles publies par la SMF}
     {%
       \def\leftmark{\expandafter\@leftmark\botmark\@empty\@empty}%
       \def\rightmark{\expandafter\@rightmark\firstmark\@empty\@empty}%
     }}
\AddToHook{class/smfbook/after}[firstaid]{%
  \FirstAidNeededT{smfbook}{cls}{2021/03/28 v1.6
  Classe LaTeX pour les monographies editees par la SMF}
     {%
       \def\leftmark{\expandafter\@leftmark\botmark\@empty\@empty}%
       \def\rightmark{\expandafter\@rightmark\firstmark\@empty\@empty}%
     }}
\ExplSyntaxOn
\cs_set:Npn \__shipout_force_immediate_writes: {
  \cs_gset_eq:NN \iow_shipout:Nn \iow_now:Nn
  \cs_gset_eq:NN \lua_shipout:n \lua_now:n
  \cs_gset_eq:NN \__kernel_write_saved: \write
  \cs_gset:Npn \write {\immediate \__kernel_write_saved:}
  \global\advance\c@page\m@ne
}
\ExplSyntaxOff
\ExplSyntaxOn
\AddToHook{class/amsart/after}{
  \DeclareRobustCommand*\markboth[2]{%
      \mark_insert:nn{2e-left}{#1}
      \mark_insert:nn{2e-right}{#2}
      \tl_if_empty:nF{#2}{ \mark_insert:nn{2e-right-nonempty}{#2} }
  }
  \cs_set:Npn \leftmark {\mark_use_last:nn{page}{2e-left}}
  \cs_set:Npn \rightmark {\mark_use_first:nn{page}{2e-right}}
}
\AddToHook{class/amsproc/after}{
  \DeclareRobustCommand*\markboth[2]{%
      \mark_insert:nn{2e-left}{#1}
      \mark_insert:nn{2e-right}{#2}
      \tl_if_empty:nF{#2}{ \mark_insert:nn{2e-right-nonempty}{#2} }
  }
  \cs_set:Npn \leftmark {\mark_use_last:nn{page}{2e-left}}
  \cs_set:Npn \rightmark {\mark_use_first:nn{page}{2e-right}}
}
\newcommand\@amsthm@reset@ynthm
 {
  \def\@ynthm##1[##2]##3{%
  \ifx\relax##2\relax
    \def\@tempa{\@oparg{\@xthm{##1}{##3}}[]}%
  \else
    \@ifundefined{c@##2}{%
      \def\@tempa{\@nocounterr{##2}}%
    }{%
      \newcounteralias{##1}{##2}% UF
      \toks@{##3}%
      \@xp\xdef\csname##1\endcsname{%
        \@nx\@thm{%
          \let\@nx\thm@swap
            \if S\thm@swap\@nx\@firstoftwo\else\@nx\@gobble\fi
          \@xp\@nx\csname th@\the\thm@style\endcsname}%
            {##1}{\the\toks@}}% UF changed
      \let\@tempa\relax
    }%
  \fi
  \@tempa}
  \let\@amsthm@saved@ynthm\@ynthm
 }
\AddToHook{package/amsthm/after}[firstaid/aliascounter]
 {
   \@amsthm@reset@ynthm
   \AddToHook{package/cleveref/after}[firstaid/aliascounter]{\let\@ynthm\@amsthm@saved@ynthm}
 }
\AddToHook{class/amsart/after}[firstaid/aliascounter]
 {
   \@amsthm@reset@ynthm
   \AddToHook{package/cleveref/after}[firstaid/aliascounter]{\let\@ynthm\@amsthm@saved@ynthm}
 }
\AddToHook{class/amsbook/after}[firstaid/aliascounter]
 {
   \@amsthm@reset@ynthm
   \AddToHook{package/cleveref/after}{\let\@ynthm\@amsthm@saved@ynthm}
 }
\AddToHook{class/amsproc/after}[firstaid/aliascounter]
 {
   \@amsthm@reset@ynthm
   \AddToHook{package/cleveref/after}[firstaid/aliascounter]{\let\@ynthm\@amsthm@saved@ynthm}
 }
\ExplSyntaxOff
\AddToHook{package/cellspace/after}[firstaid]{%
  \FirstAidNeededT{cellspace}{sty}{2022/01/04 v1.9.0 Spacing table cells (JN)}%
                  {\let\@startpbox@action\@startpbox}%
}
\endinput
%%
%% End of file `latex2e-first-aid-for-external-files.ltx'.
