%%
%% This is file `footnoterange.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% footnoterange.dtx  (with options: `package')
%% 
%% This is a generated file.
%% 
%% Project: footnoterange
%% Version: 2023-02-25 v1.1a
%% Info: References to ranges of footnotes
%% 
%% Copyright (C) 2012 - 2023 by
%%     H.-Martin Muench <Martin dot Muench at Uni-Bonn dot de>
%% Portions of code copyrighted by other people as marked;
%% lines marked "FMi": code by Frank Mittelbach, thanks!
%% 
%% 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 1.3c 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 Maintainer of this work is H.-Martin Muench.
%% 
%% This work consists of the main source file footnoterange.dtx,
%% the README, and the derived files
%%    footnoterange.sty, footnoterange.pdf,
%%    footnoterange.ins, footnoterange.drv,
%%    footnoterange-example.tex, footnoterange-example.pdf.
%% 
%% In memoriam
%%  Claudia Simone Barth + 1996-01-30
%%  Tommy Muench         + 2014-01-02
%%  Hans-Klaus Muench    + 2014-08-24
%% 
\NeedsTeXFormat{LaTeX2e}[2022-11-01]
\ProvidesPackage{footnoterange}[2023-02-25 v1.1a %
  References to ranges of footnotes (HMM)]
%% Provides the footnoterange and footnoterange* environments
%% to refer to ranges of footnotes.

\@ifl@t@r\fmtversion{2022/11/01}{% would have understood
 % \IfFormatAtLeastTF{2022-11-01}{<true code>}{<false code>}
 }{\PackageError{footnoterange}{%
      Newer LaTeX format needed or older footnoterange package%
    }{Needed LaTeX format version: 2022-11-01 or newer.\MessageBreak%
      Found\space\space LaTeX format version: \fmtversion.\MessageBreak%
      Either update your TeX distribution\MessageBreak%
      or use an archived version of footnoterange\MessageBreak%
      (see section History in the documentation).\MessageBreak%
     }
  }

\newcommand{\fnr@ifhyperrfn}{%
  \ifHy@hyperfootnotes% option hyperfootnotes=true
    \addtocounter{Hfootnote}{+1}%
    % Code from the hyperref package
      \global\let\Hy@saved@currentHref\@currentHref%
      \hyper@makecurrent{Hfootnote}%
      \global\let\Hy@footnote@currentHref\@currentHref%
      \global\let\@currentHref\Hy@saved@currentHref%
    % End of code from the hyperref package
  \fi%
}

\newcommand{\fnr@rangefootnote}[2][\empty]{%
  \nolinebreak%
  % no \footnotemark here
  \addtocounter\@mpfn{+1}%
  \IfPackageLoadedTF{hyperref}{\fnr@ifhyperrfn}{\relax}%
  \xdef\fnr@opt{#1}% contains the optional argument
  \xdef\fnr@arabic{\arabic\@mpfn}%
  \protected@edef\fnr@formated{\thefootnote}%
  \ifx\fnr@opt\empty\relax%
    \footnotetext{\label{fnr:\fnr@arabic}#2}%
  \else%
    \PackageWarning{footnoterange}{%
      Custom footnote-numbers used in a footnoterange\MessageBreak%
      environment: Footnote with natural number\MessageBreak%
      \ifx\fnr@formated\fnr@arabic%
        \fnr@arabic%
      \else%
        \space\fnr@arabic\space (\fnr@formated )%
      \fi%
      \MessageBreak%
      was renumbered to \fnr@opt\MessageBreak%
     }%
    \IfPackageLoadedTF{hyperref}{%
       \footnotetext[#1]{\phantomsection\label{fnr:\fnr@arabic}#2}%
     }{\footnotetext[#1]{\label{fnr:\fnr@arabic}#2}%
      }%
  \fi%
}

\newcommand{\fnr@ifhyperfnrA}{%
  \ifHy@hyperfootnotes% option hyperfootnotes=true
    \hbox{\hyperref[fnr:\fnr@first]{%
          \@textsuperscript{\normalfont \ref*{fnr:\fnr@first}}}}%
  \else% option hyperfootnotes=false
    \hbox{\@textsuperscript{\normalfont \ref*{fnr:\fnr@first}}}%
  \fi%
}

\newcommand{\fnr@ifhyperfnrN}{%
  \ifHy@hyperfootnotes% option hyperfootnotes=true
    \hbox{\hyperref[fnr:\fnr@first]{%
            \@textsuperscript{\normalfont \ref*{fnr:\fnr@first}}}%
          \@textsuperscript{\normalfont --}%
          \hyperref[fnr:\arabic\@mpfn]{%
            \@textsuperscript{\normalfont \ref*{fnr:\arabic\@mpfn}}}}%
  \else% option hyperfootnotes=false
    \hbox{\@textsuperscript{\normalfont \ref*{fnr:\fnr@first}%
                                      --\ref*{fnr:\arabic\@mpfn}}}%
  \fi%
}

\AddToHook{begindocument}{\NewCommandCopy{\fnr@origfnmark}{\footnotemark}}

\newenvironment{footnoterange}{%
  % at begin of the footnoterange environment
  \ifhmode \unskip \fi% FMi
  \addtocounter\@mpfn{+1}%
  \xdef\fnr@first{\arabic\@mpfn}%
  \addtocounter\@mpfn{-1}%
  \let\fnr@origfn\footnote%
  \let\footnote\fnr@rangefootnote%
  \RenewCommandCopy{\fnr@origfnmark}{\footnotemark}%
  \RenewCommandCopy{\footnotemark}{\fnr@rangefootnotemark}%
  \ignorespaces% FMi
}{% at end of the footnoterange environment
  \ifhmode% FMi
    \unskip% FMi
    \xdef\fnr@aftergroup{\spacefactor\the\spacefactor\relax}% FMi
  \else% FMi
    \xdef\fnr@aftergroup{\relax}%
  \fi% FMi
  \let\footnote\fnr@origfn%
  \RenewCommandCopy{\footnotemark}{\fnr@origfnmark}%
  \ifx\fnr@first\fnr@arabic\relax% There is only one reference in the environment.
    \PackageInfo{footnoterange}{%
      Environment footnoterange used,\MessageBreak%
      but only one footnote (number \fnr@first ) is contained\MessageBreak}%
    \IfPackageLoadedTF{hyperref}{\fnr@ifhyperfnrA%
     }{\hbox{\@textsuperscript{\normalfont \ref{fnr:\fnr@first}}}%
      }%
  \else%
    \IfPackageLoadedTF{hyperref}{\fnr@ifhyperfnrN%
     }{\hbox{\@textsuperscript{\normalfont \ref{fnr:\fnr@first}%
                                         --\ref{fnr:\arabic\@mpfn}}}%
      }%
  \fi%
  \aftergroup\fnr@aftergroup% FMi
}

\newenvironment{footnoterange*}{%
  % at begin of the footnoterange* environment
  \ifhmode \unskip \fi% FMi
  \addtocounter\@mpfn{+1}%
  \xdef\fnr@first{\arabic\@mpfn}%
  \addtocounter\@mpfn{-1}%
  \let\fnr@origfn\footnote%
  \let\footnote\fnr@rangefootnote%
  \RenewCommandCopy{\fnr@origfnmark}{\footnotemark}%
  \RenewCommandCopy{\footnotemark}{\fnr@rangefootnotemark}%
  \ignorespaces% FMi
}{% at end of the footnoterange* environment
  \ifhmode% FMi
    \unskip% FMi
    \xdef\fnr@aftergroup{\spacefactor\the\spacefactor\relax}% FMi
  \else% FMi
    \xdef\fnr@aftergroup{\relax}%
  \fi% FMi
  \let\footnote\fnr@origfn%
  \RenewCommandCopy{\footnotemark}{\fnr@origfnmark}%
  \ifx\fnr@first\fnr@arabic\relax% There is only one reference in the environment.
    \PackageInfo{footnoterange}{%
      Environment footnoterange used,\MessageBreak%
      but only one footnote (number \fnr@first ) is contained\MessageBreak}%
    \IfPackageLoadedTF{hyperref}{%
       \hbox{\@textsuperscript{\normalfont \ref*{fnr:\fnr@first}}}%
     }{\hbox{\@textsuperscript{\normalfont \ref{fnr:\fnr@first}}}%
      }%
  \else%
    \IfPackageLoadedTF{hyperref}{%
       \hbox{\@textsuperscript{\normalfont \ref*{fnr:\fnr@first}%
                                         --\ref*{fnr:\arabic\@mpfn}}}%
     }{\hbox{\@textsuperscript{\normalfont \ref{fnr:\fnr@first}%
                                         --\ref{fnr:\arabic\@mpfn}}}%
      }%
  \fi%
  \aftergroup\fnr@aftergroup% FMi
}

\newcommand{\fnr@rangefootnotemark}[1][\empty]{%
  \PackageError{footnoterange}{%
     \string\footnotemark\space not supported in footnoterange(*) environment%
   }{The footnoterange package does not handle a \string\footnotemark.\MessageBreak%
     Either use \string\footnote\string{...\string}\space instead of%
     \string\footnotemark\space and \string\footnotetext\string{...\string}\MessageBreak%
     in footnoterange and footnoterange* environments,\MessageBreak%
     or do not use those environments around a \string\footnotemark\MessageBreak%
     (or \string\renewcommand\string{\string\fnr@rangefootnotemark\string}\MessageBreak%
     with your own fixing code).%
    }%
  \xdef\fnr@mopt{#1}%
  \ifx\fnr@mopt\empty\relax%
    \fnr@origfnmark%
  \else%
    \fnr@origfnmark[#1]%
  \fi%
}

\endinput
%%
%% End of file `footnoterange.sty'.