%% Czech format for LuaTeX + ucwmac
%%
%% This is a cousin of Petr Olšák's csplain/luaplain living in LuaTeX land.
%% It is based on ε-TeX.
%%
%% WARNING: This is experimental. We currently depend on internals of csplain
%% and also on various packages related to LuaTeX, which tend to be rapidly
%% changing.
%%
%% Written by Martin Mareš <mj@ucw.cz> in 2017 and placed into public domain

\catcode`\{=1 \catcode`\}=2  \catcode`\#=6  \catcode9=10

\input luatexiniconfig.tex		% Enable LuaTeX primitives

% We will skip font section of plain.tex, which sets up CM fonts.
% Later, we will load Unicode LM fonts instead.
% This hack is inspired by luaplain.ini.
\let\orifont=\font
\long\def\font#1\ttfam=\tentt{}
\let\rm=\relax \let\tenex=\relax
\def\mit{\fam1 } \def\cal{\fam2 }
\def\it{\fam\itfam\tenit} \def\sl{\fam\slfam\tensl}
\def\bf{\fam\bffam\tenbf} \def\tt{\fam\ttfam\tentt}
\def\oldstyle{\fam1 \the\textfont1 }

% Disarm \outer
\let\outer=\relax

\input etex.src				% ε-TeX macros (includes plain.tex)

% Bring \font back and allocate font families
\let\font=\orifont
\let\orifont=\undefined
\newfam\itfam
\newfam\slfam
\newfam\bffam
\newfam\ttfam

\input luatex-unicode-letters.tex	% Set properties of Unicode characters
% \input ltluatex.tex			% LuaTeX support for plain TeX
\input luatex85.sty			% Backward compatibility with pdfTeX
\input pdftexconfig.tex			% Initialize PDF output parameters
\input pdftexmagfix.tex			% Fix \magnification
\input plaina4.tex			% Set paper size to A4
\input ucode.tex			% \uv and similar macros for Czech typesetting
% \input luaotfload.sty			% OTF loader

% Ask csplain to load LM fonts
% (currently disabled, because it is broken in some versions; use ucw-luaofs.tex instead)
% \def\fontfeatures{mode=base;script=latn;+tlig}
% \let\luafonts=\relax			% Avoid inclusion of csplain's luafonts.tex
% \input lmfonts.tex
% \let\fontfeatures=\undefined

\everyjob={%
   \message{Loaded ucw-luacsplain 2018-06}%
   % These packages do not survive dumping, defer loading to \everyjob
   \input ltluatex.tex
   \input ucwmac2.tex
   \input ucw-luaofs.tex
}

\dump