% \iffalse meta-comment
%
% Copyright (C) 2008 by Ulrich M. Schwarz
%
% This file may be distributed and/or modified under the conditions of
% the LaTeX Project Public License, version 1.3a.
% The license can be obtained from
% http://www.latex-project.org/lppl/lppl-1-3a.txt
%
% \fi
%
%\iffalse (hide this from DocInput)
%<*driver>
\documentclass{ltxdoc}

\usepackage[T1]{fontenc}
\usepackage{fourier}
\usepackage[scaled=0.8]{helvet}
\usepackage{luximono}

\usepackage{amsmath, amsthm}
\usepackage{thm-autoref}
\newtheorem{lemma}{Lemma}
\providecommand\pkg{\textsf}
\GetFileInfo{thm-autoref.sty}
\EnableCrossrefs
\CodelineIndex
\RecordChanges
\begin{document}
  \newcommand\thmrestate{\textsf{thm-patch}}
  \title{The \thmrestate\ package\thanks{%
    This file documents version~\fileversion\ of~\filedate,
    RCS ${}$Id: thm-autoref.dtx,v 1.4 2008/03/09 18:59:17 ulmi Exp ${}$.
  }}
  \author{Ulrich M. Schwarz\thanks{ulmi@absatzen.de}}

  \maketitle

 \begin{abstract}
  Fixes interaction of theorems with hyperref's |\autoref| command.
 \end{abstract}

  \DocInput{thm-autoref.dtx}
\end{document}
%</driver>
%<*autoref>
%\fi
%
% \CharacterTable
% {Upper-case \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
% Lower-case \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
% Digits \0\1\2\3\4\5\6\7\8\9
% Exclamation \! Double quote \" Hash (number) \#
% Dollar \$ Percent \% Ampersand \&
% Acute accent \' Left paren \( Right paren \)
% Asterisk \* Plus \+ Comma \,
% Minus \- Point \. Solidus \/
% Colon \: Semicolon \; Less than \<
% Equals \= Greater than \> Question mark \?
% Commercial at \@ Left bracket \[ Backslash \\
% Right bracket \] Circumflex \^ Underscore \_
% Grave accent \` Left brace \{ Vertical bar \|
% Right brace \} Tilde \~}
% \CheckSum{160}
%
% \DoNotIndex{\@for,\addtocounter,\arabic,\csname,\endcsname,\cup,\CurrentOption}
% \DoNotIndex{\{,\},\do,\define@key,\def,\DeclareOption,\else,\ensuremath,\expandafter}
% \DoNotIndex{\hspace,\fi,\rule,\ifcase,\ifx,\in,\InputIfFileExists,\leq,\let,\mathpalette}
% \DoNotIndex{\NeedsTeXFormat,\ldots,\ldotp,\newcommand,\newcounter,\or}
% \DoNotIndex{\PackageInfo,\PackageWarning,\parm,\ProcessOptions,\protected@edef}
% \DoNotIndex{\providecommand,\ProvidesPackage,\relax,\renewcommand,\RequirePackage}
% \DoNotIndex{\setcounter,\setkeys,\rlap,\setminus,\widthof,\mathrm}
%
%\section{Usage}
%
% \pkg{hyperref}'s |\autoref| command does not work well with theorems that
% share a counter: it'll always think it's a Lemma even if it's a Remark
% that shares the Lemma counter. Load this package to fix it. No further
% intervention needed.
%
%\StopEventually{}
%\section{Implementation}
%    \begin{macrocode}
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{thm-autoref}[2008/03/09 v0.1beta2 thm-autoref (ulmi)]

\RequirePackage{thm-patch, aliasctr}

\let\@xa=\expandafter
\let\@nx=\noexpand

\newcommand\thmt@autorefsetup{%
  \@xa\def\csname\thmt@envname autorefname\@xa\endcsname\@xa{\thmt@thmname}%
  \ifthmt@hassibling
    \@counteralias{\thmt@envname}{\thmt@sibling}%
    \@xa\def\@xa\thmt@autoreffix\@xa{%
      \@xa\let\csname the\thmt@envname\@xa\endcsname
        \csname the\thmt@sibling\endcsname
      \def\thmt@autoreffix{}%
    }%
    \protected@edef\thmt@sibling{\thmt@envname}%
  \fi
}
\g@addto@macro\thmt@newtheorem@predefinition{\thmt@autorefsetup}%
\g@addto@macro\thmt@newtheorem@postdefinition{\csname thmt@autoreffix\endcsname}%
%    \end{macrocode}
%\iffalse
%</autoref>
%\fi