% kotex.sty
%
% (C) Copyright 2007-2015 Koaunghi Un <koaunghi at kornet net>
%                         Kangsoo Kim <karnes at gmail com>
%                         Dohyun Kim  <nomos at ktug org>
%
% 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.
% The latest version of this license is in
%  http://www.latex-project.org/lppl.txt
% and version 1.3c or later is part of all distributions of LaTeX
% version 2006/05/20 or later.
%
% -------------------------------------------------
%
% main style of ko.TeX
%
% Usage : \usepackage{kotex}          \usepackage[hangul]{kotex}
%         \usepackage[euc]{kotex}     \usepackage[euc,hangul]{kotex}
%         \usepackage[cjk]{kotex}     \usepackage[cjk,hangul]{kotex}

\begingroup\expandafter\expandafter\expandafter\endgroup
\expandafter\ifx\csname ProvidesPackage\endcsname\relax\else
 \ProvidesPackage{kotex}[2015/04/19 v1.6 Korean TeX (ko.TeX)]
\fi

\ifx\directlua\relax \let\directlua\undefined \fi
\ifx\XeTeXrevision\relax \let\XeTeXrevision\undefined \fi

\begingroup\expandafter\expandafter\expandafter\endgroup
\expandafter\ifx\csname selectfont\endcsname\relax
 \ifx\directlua\undefined
   \ifx\XeTeXrevision\undefined
     \input kotexutf
   \else
     \input xetexko.sty
   \fi
 \else
   \input luatexko.sty
 \fi
\endinput\fi


\newif\if@ko@euc
\let\@ko@cjk\undefined

\IfFileExists{kotexutf.sty}{}{\let\@ko@cjk\empty}

\DeclareOption{utf}{}
\DeclareOption{euc}{\@ko@euctrue}
\DeclareOption{cjk}{\let\@ko@cjk\empty}
\DeclareOption*{
 \ifx\directlua\undefined
   \ifx\XeTeXrevision\undefined
     \if@ko@euc
       \PassOptionsToPackage{\CurrentOption}{kotex-euc}
     \else
       \ifx\@ko@cjk\undefined
         \PassOptionsToPackage{\CurrentOption}{kotexutf}
       \else
         \PassOptionsToPackage{\CurrentOption}{cjkutf8-ko}
       \fi
     \fi
   \else
     \PassOptionsToPackage{\CurrentOption}{xetexko}
   \fi
 \else
   \PassOptionsToPackage{\CurrentOption}{luatexko}
 \fi
}
\InputIfFileExists{kotex.cfg}{}{}
\ProcessOptions\relax

%%% compatibility
\if@ko@euc \else
\let\gtfamily\sffamily
\DeclareTextFontCommand{\textgt}{\gtfamily}
\fi

%%% load one of ko.TeX packages
\ifx\directlua\undefined
 \ifx\XeTeXrevision\undefined
   \if@ko@euc
     \RequirePackage{kotex-euc}
   \else
     \ifx\@ko@cjk\undefined
       \RequirePackage{kotexutf}
     \else
       \RequirePackage{cjkutf8-ko}
     \fi
   \fi
 \else
   \RequirePackage{xetexko}
 \fi
\else
 \RequirePackage{luatexko}
 \if@ko@euc
   \luatexuhcinputencoding=1
 \fi
\fi

\endinput