%
% luatexja-core.sty
%

%! 外から読まれるので仰々しくなってます
%% Avoid multiple loading.
\csname\if11luatexjacoreLoaded\fi\endcsname
\edef\x{%
\catcode32=\the\catcode32%
\catcode33=\the\catcode33%
\catcode35=\the\catcode35%
\catcode40=\the\catcode40%
\catcode41=\the\catcode41%
\catcode42=\the\catcode42%
\catcode43=\the\catcode43%
\catcode44=\the\catcode44%
\catcode45=\the\catcode45%
\catcode46=\the\catcode46%
\catcode58=\the\catcode58%
\catcode59=\the\catcode59%
\catcode60=\the\catcode60%
\catcode61=\the\catcode61%
\catcode62=\the\catcode62%
\catcode64=\the\catcode64%
\catcode91=\the\catcode91%
\catcode93=\the\catcode93%
\catcode94=\the\catcode94%
\catcode95=\the\catcode95%
\catcode126=\the\catcode126%
\endlinechar=\the\endlinechar
\relax}
\catcode32=10 %< >
\catcode33=12 %<">
\catcode35=6  %<#>
\catcode40=12 %<(>
\catcode41=12 %<)>
\catcode42=12 %<*>
\catcode43=12 %<+>
\catcode44=12 %<,>
\catcode45=12 %<->
\catcode46=12 %<.>
\catcode58=12 %<:>
\catcode59=12 %<;>
\catcode60=12 %<<>
\catcode61=12 %<=>
\catcode62=12 %<>>
\catcode64=11 %<@>
\catcode91=12 %<[>
\catcode93=12 %<]>
\catcode94=7  %<^>
\catcode95=8  %<_>
\catcode126=13 %<~>
\endlinechar=-1 %
%! なお, 上のcatcode設定はcoreとcompatで同一にしておく.
\edef\ltj@core@AtEnd{\x
  \noexpand\let\noexpand\ltj@core@AtEnd\relax}
\def\luatexjacoreLoaded{\endinput}

%% Check if LaTeX is used.
\begingroup\expandafter\expandafter\expandafter\endgroup
\expandafter\ifx\csname RequirePackage\endcsname\relax %<*!LaTeX>
  \expandafter\let\csname ifltj@in@latex\expandafter\endcsname
    \csname iffalse\endcsname
\else                           %<*LaTeX>
  \expandafter\let\csname ifltj@in@latex\expandafter\endcsname
    \csname iftrue\endcsname
  \NeedsTeXFormat{LaTeX2e}
  \ProvidesPackage{luatexja-core}[2023-04-06 Core of LuaTeX-ja]
\fi                             %</LaTeX>

%% Load prerequisite packages.
\endlinechar=13 %
\newif\ifltj@everyhook@avail\ltj@everyhook@availfalse
%! 外部パッケージは普通の \endlinechar で読まないと危険.
\ifltj@in@latex                 %<*LaTeX>
  \RequirePackage{luatexbase}
  \RequirePackage{luaotfload}
  \RequirePackage{ltxcmds}    [2011/11/09] % v1.22
  \RequirePackage{pdftexcmds} [2011/11/29] % v0.20
  \RequirePackage{xkeyval}    [2012/10/14] % v2.6b
  \RequirePackage{etoolbox}
  \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
\else                           %<*!LaTeX>
  \input luatexbase.sty
  \input luaotfload.sty
  \input ltxcmds.sty
  \input pdftexcmds.sty
  \input xkeyval
\fi                             %</LaTeX>
\endlinechar=-1 %

%% Check if LuaTeX is used
\ltx@LocalExpandAfter\ifx\csname directlua\endcsname\relax
  % Loading is silently aborted, since the notice of the wrong
  % engine is already shown in luaotfload.
  \ltj@core@AtEnd
\expandafter\endinput\fi\relax

%% Check LuaTeX version.
\ifnum\luatexversion<110
  \@PackageError{luatexja-core}
    {This LuaTeX engine is too old for this package;\MessageBreak
     at least 1.10.0 is needed}
    {Package loading is aborted now.\MessageBreak}
\expandafter\endinput\fi\relax

%% \LuaTeXjaAvailable
%! 環境検査にパスした時に定義される.
\let\LuaTeXjaAvailable=t %

%%------------------
\endlinechar=13

%! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
% LuaTeX-ja core TeX source

\newcount\ltjlineendcomment
\ltjlineendcomment="FFFFF
\catcode\ltjlineendcomment=14 %"

\def\ltj@loaded{hoge}

\newdimen\ltj@dimen@zw
\newdimen\ltj@dimen@zh
\newdimen\ltj@dimen@jQ \ltj@dimen@jQ=0.25mm
\let\jQ=\ltj@dimen@jQ \let\jH=\jQ

%%%%%%%% Attributes for Japanese typesetting.
\newattribute\ltj@icflag    % attribute for italic correction
\newattribute\ltj@curjfnt   % index for ``current horizontal Japanese font''
\newattribute\ltj@curtfnt   % index for ``current vertical Japanese font''
\newattribute\ltj@charclass %
\newattribute\ltj@charcode %
\newattribute\ltj@autospc   % attribute for autospacing
\newattribute\ltj@autoxspc  % attribute for autoxspacing
\newattribute\ltj@yablshift % attribute for yalbaselineshift
\newattribute\ltj@ykblshift % attribute for yjabaselineshift
\newattribute\ltj@tablshift % attribute for talbaselineshift
\newattribute\ltj@tkblshift % attribute for tjabaselineshift
\newattribute\jfam          % index for current jfam
\newattribute\ltj@vert@ori  % <=0: UAX#50, >0: always upright

\newattribute\ltj@dir
\newlanguage\ltj@@japanese
\ltj@dir\z@
\ltj@icflag\z@
\ltj@curjfnt\m@ne
\ltj@curtfnt\m@ne
\ltj@yablshift\z@
\ltj@ykblshift\z@
\ltj@tablshift\z@
\ltj@tkblshift\z@

\newcount\ltj@tempcnta\newdimen\ltj@tempdima
\newcount\ltj@@stack \newcount\ltj@@group@level
\ltj@@group@level\z@\ltj@@stack\z@

%%%%%%%% Attributes for character ranges
\ltj@tempcnta\z@
\loop\ifnum\ltj@tempcnta<7
  \expandafter\newattribute%
    \csname ltj@kcat\the\ltj@tempcnta\endcsname
  \advance\ltj@tempcnta\@ne
\repeat
\csname ltj@kcat0\endcsname=\z@


%%%%%%%% Loading luatexja.lua
%% Quark tokens needed in ltj-base
\protected\def\ltj@@q@escape{\ltj@@q@escape@}
\protected\def\ltj@@q@escapenum{\ltj@@q@escapenum@}

\directlua{%
  luatexja = {};
  luatexja.lang_ja = \the\ltj@@japanese;
  dofile(assert(kpse.find_file('luatexja.lua', 'tex'),
      "File `luatexja.lua' not found"))
}

%% \RequireLuaTeXjaSubmodule{name}[date]
% A TeX version of luatexja.load_module(name)
% The second optional argument [date] is simply ignored.
\def\RequireLuaTeXjaSubmodule#1{%
  \@ifnextchar[{\ltj@requirelua@submod{#1}}{\ltj@requirelua@submod{#1}[]}}
\def\ltj@requirelua@submod#1[#2]{%
  \directlua{luatexja.load_module("\luatexluaescapestring{#1}")}}


%%%%%%%% Load all sub-packages.
\ifltj@in@latex                 %<*LaTeX>
  \RequirePackage{ltj-base}
\else                           %<*!LaTeX>
  \input ltj-base.sty %
\fi                             %</LaTeX>

%%%%%%%% \asluastring
\def\asluastring#1{'\luatexluaescapestring{\detokenize{#1}}'}

%%%%%%%% Redefine \/
\newluafunction\ltj@@italic@inner
\newluafunction\ltj@@start@time@measure@inner
\newluafunction\ltj@@stop@time@measure@inner
\directlua{
  local t = lua.get_functions_table()
  local start_time_measure = luatexja.base.start_time_measure
  local stop_time_measure = luatexja.base.stop_time_measure
  local scan_arg = token.scan_argument
  t[\the\ltj@@italic@inner] = luatexja.jfont.append_italic
  t[\the\ltj@@start@time@measure@inner] = function()
    start_time_measure(scan_arg())
  end
  t[\the\ltj@@stop@time@measure@inner] = function()
    stop_time_measure(scan_arg())
  end
}
\begingroup\catcode`\/=11
\global\let\ltj@@orig@/=\/
\protected\gdef\ltj@@/{\relax\luafunction\ltj@@italic@inner}
\global\let\/\ltj@@/ %% PRIMITIVE
\endgroup
\luadef\ltj@@start@time@measure\ltj@@start@time@measure@inner
\luadef\ltj@@stop@time@measure\ltj@@stop@time@measure@inner

\let\ltj@@convert@input@path@to@lua\relax % defined in LaTeX only (ltj-latex.sty)

%%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
%%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
\begingroup
\def\ltj@@jfdef#1#2#3{%
  \protected\gdef#1##1{%
    \ltj@@convert@input@path@to@lua\def\ltj@temp{##1}%
    \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(#2, '#3')}}}
\ltj@@jfdef\jfont{false}{yoko}\ltj@@jfdef\globaljfont{true}{yoko}
\ltj@@jfdef\tfont{false}{tate}\ltj@@jfdef\globaltfont{true}{tate}
\endgroup
\newluafunction\ltj@@jfont@inner
\directlua{
  (lua.get_functions_table())[\the\ltj@@jfont@inner] = luatexja.jfont.jfontdefY
}
\def\ltj@@jfont{\expandafter\expandafter\expandafter\luafunction\expandafter\ltj@@jfont@inner\ltj@temp}


%%%%%%%% \zw, \zh
\newluafunction\ltj@zw@inner
\newluafunction\ltj@zh@inner
\directlua{
  local t, setdimen, ltjf = lua.get_functions_table(), tex.setdimen, luatexja.jfont
  t[\the\ltj@zw@inner] = function() setdimen('ltj@dimen@zw', ltjf.get_zw()) end
  t[\the\ltj@zh@inner] = function() setdimen('ltj@dimen@zh', ltjf.get_zh()) end
}
\protected\def\ltj@zw{\luafunction\ltj@zw@inner\ltj@dimen@zw}
\protected\def\ltj@zh{\luafunction\ltj@zh@inner\ltj@dimen@zh}
\let\zw=\ltj@zw
\let\zh=\ltj@zh

%%%%%%%% \inhibitglue
\newluafunction\ltj@reset@globaldefs@inner
\newluafunction\ltj@restore@globaldefs@inner
\newluafunction\ltj@@disihb@inner
\newluafunction\ltj@@ihb@inner
\newluafunction\ltj@@fakeparbegin@inner
\newluafunction\ltj@@fakeboxbdd@inner
\newluafunction\ltj@@ins@xk@inner
\newluafunction\ltj@@ins@k@inner
\directlua{
  local t, ltjj = lua.get_functions_table(), luatexja.jfmglue
  t[\the\ltj@reset@globaldefs@inner] 
     = function() luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0 end
  t[\the\ltj@restore@globaldefs@inner] 
     = function() tex.globaldefs = luatexja.global_temp end
  t[\the\ltj@@disihb@inner] = ltjj.create_disinhibitglue_node
  t[\the\ltj@@ihb@inner] = ltjj.create_inhibitglue_node
  t[\the\ltj@@fakeparbegin@inner] = ltjj.create_beginpar_node
  t[\the\ltj@@fakeboxbdd@inner] = ltjj.create_boxbdd_node
  t[\the\ltj@@ins@xk@inner] = ltjj.insert_xk_skip
  t[\the\ltj@@ins@k@inner] = ltjj.insert_k_skip
}
\protected\luadef\ltj@reset@globaldefs  \ltj@reset@globaldefs@inner
\protected\luadef\ltj@restore@globaldefs\ltj@restore@globaldefs@inner
\protected\def\disinhibitglue{\ifhmode\relax\luafunction\ltj@@disihb@inner\fi}
\protected\def\inhibitglue{\ifhmode\relax\luafunction\ltj@@ihb@inner\fi}
\protected\def\ltjfakeparbegin{\ifhmode\relax\luafunction\ltj@@fakeparbegin@inner\fi}
\protected\def\ltjfakeboxbdd{\ifhmode\relax\luafunction\ltj@@fakeboxbdd@inner\fi}
\protected\luadef\insertxkanjiskip \ltj@@ins@xk@inner
\protected\luadef\insertkanjiskip  \ltj@@ins@k@inner


%%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
\protected\def\ltjdefcharrange#1#2{%
  {\ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,}\ignorespaces}
\def\ltj@@dcrange#1,{\def\ltj@temp{#1}%
  \ifx\ltj@temp\empty\let\@next=\relax\else
  \ltj@@dcrangeA{#1}\let\@next=\ltj@@dcrange\fi\@next}
\def\ltj@@dcrangeA#1{\ltj@@dcrangeB#1--\@nil}
\def\ltj@@dcrangeB#1-#2-#3\@nil{\def\ltj@temp{#3}%
  \ifx\ltj@temp\empty
    \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
  \else
    \def\ltj@temp{#1}%
    \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
    \def\ltj@temp{#2}%
    \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
  \fi
  \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
    \the\ltj@tempcntc)}%
  }

%%%%%%%% \ltjsetparameter
\setbox\z@\hbox{%
  \directlua{% This value depends on the version of LuaTeX.
    luatexja.stack.hmode = -tex.getnest().mode
  }%
}
\setbox\z@\vbox{%
  \directlua{% This value depends on the version of LuaTeX.
    luatexja.stack.vmode = -tex.getnest().mode
  }%
}
\setbox\z@\box\voidb@x

% prebreakpenalty = {<char_code>, <penalty>}
\define@key[ltj]{japaram}{kcatcode}{\ltj@@set@stack{KCAT}{0}{0x7FFFFFFF}#1\relax}
\define@key[ltj]{japaram}{prebreakpenalty}{\ltj@@set@stack{PRE}{-10000}{10000}#1\relax}
\define@key[ltj]{japaram}{postbreakpenalty}{\ltj@@set@stack{POST}{-10000}{10000}#1\relax}
\def\ltj@@set@stack#1#2#3{%
  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#1,#2,#3)}}

% jatextfont = {<char_code>, <font_cs>}
% only horizontal font is supported
\define@key[ltj]{japaram}{jatextfont}{%
  \expandafter\ltj@@set@stackfont#1:{MJT}}
\define@key[ltj]{japaram}{jascriptfont}{%
  \expandafter\ltj@@set@stackfont#1:{MJS}}
\define@key[ltj]{japaram}{jascriptscriptfont}{%
  \expandafter\ltj@@set@stackfont#1:{MJSS}}
\protected\def\ltj@@set@stackfont#1,#2:#3{%
  \ltj@reset@globaldefs
  \ltj@tempcnta=\ltj@curjfnt\ltj@curjfnt\m@ne#2%
  \ifnum\ltj@curjfnt=\m@ne
    \@PackageError{luatexja-core}%
    {\string#2 is not a control sequence that represents \MessageBreak
     a Japanese font}{}%
  \else
    \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
    \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
  \fi
  \ltj@curjfnt=\ltj@tempcnta
  \ltj@restore@globaldefs
  }

% {y,t}{ja,al}baselineshift = <dimen>
% yjabaselineshift = <dimen>
\def\ltj@set@blshift@#1{\directlua{%
  local n = token.scan_dimen()
  tex.setattribute(luatexja.isglobal,
    luatexbase.attributes['#1'], (n==0) and 0 or n)
  %次期バージョンで ... and -0x7FFFFFFF or ... に変える
}}
\define@key[ltj]{japaram}{yalbaselineshift}{\ltj@set@blshift@{ltj@yablshift}#1\relax}
\define@key[ltj]{japaram}{yjabaselineshift}{\ltj@set@blshift@{ltj@ykblshift}#1\relax}
\define@key[ltj]{japaram}{talbaselineshift}{\ltj@set@blshift@{ltj@tablshift}#1\relax}
\define@key[ltj]{japaram}{tjabaselineshift}{\ltj@set@blshift@{ltj@tkblshift}#1\relax}

% jaxspmode = {<char_code>, <mode>}
% mode: inhibit, preonly, postonly, allow
%    or       0        1         2      3
\define@key[ltj]{japaram}{jaxspmode}{%        \inhibitxspcode
  \expandafter\ltj@set@jaxspmode#1:\relax}
\def\ltj@set@jaxspmode#1,#2:{%
  \lowercase{\edef\ltj@temp{#2}}%
  \def\ltj@tempa{inhibit}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{0}\fi
  \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
  \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
  \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
  \ltj@@set@stack{XSP}03#1 \ltj@temp}

% alxspmode = {<char_code>, <mode>}
% mode: inhibit, preonly, postonly, allow
%    or       0        1         2      3
\define@key[ltj]{japaram}{alxspmode}{%        \inhibitxspcode
  \expandafter\ltj@set@jaxspmode#1:\relax}% same code as jaxspmode

% autospacing = <bool> (default: true)
\define@boolkey[ltj]{japaram}{autospacing}[true]{%
  \ifltj@japaram@autospacing
    \directlua{luatexja.ext_print_global()}\unsetattribute\ltj@autospc
  \else
    \directlua{luatexja.ext_print_global()}\ltj@autospc\z@
  \fi}

% autoxspacing = <bool> (default: true)
\define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
  \ifltj@japaram@autoxspacing
    \directlua{luatexja.ext_print_global()}\unsetattribute\ltj@autoxspc
  \else
    \directlua{luatexja.ext_print_global()}\ltj@autoxspc\z@
  \fi}

% [x]]kanjiskip = <skip>
\define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip#1}
\define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip#1}
\newluafunction\ltjsetkanjiskip@inner
\newluafunction\ltjsetxkanjiskip@inner
\directlua{
  local t, scan_glue = lua.get_functions_table(), token.scan_glue
  local sss, sti = luatexja.stack.set_stack_skip, luatexja.stack_table_index
  t[\the\ltjsetkanjiskip@inner] = function()
    local d = scan_glue(); sss(sti.KSK, d); node.free(d)
  end
  t[\the\ltjsetxkanjiskip@inner] = function()
    local d = scan_glue(); sss(sti.XSK, d); node.free(d)
  end
}
\protected\luadef\ltjsetkanjiskip \ltjsetkanjiskip@inner
\protected\luadef\ltjsetxkanjiskip\ltjsetxkanjiskip@inner

% jcharwidowpenalty = <count>
\define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
  \ltj@@set@stack{JWP}{-10000}{10000}\z@#1 }

% differentjfm = { large | small | average | pleft | pright | paverage | both}
\define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
  {large,small,average,pleft,pright,paverage,both}{%
  \ifcase\ltj@tempr
    \directlua{luatexja.jfmglue.diffmet_rule = math.max}\or
    \directlua{luatexja.jfmglue.diffmet_rule = math.min}\or
    \directlua{luatexja.jfmglue.diffmet_rule = math.two_average}\or
    \directlua{luatexja.jfmglue.diffmet_rule = math.two_pleft}\or
    \directlua{luatexja.jfmglue.diffmet_rule = math.two_pright}\or
    \directlua{luatexja.jfmglue.diffmet_rule = math.two_paverage}\or
    \directlua{luatexja.jfmglue.diffmet_rule = math.two_add}
  \fi
}{\@PackageError{luatexja}{invalid argument `#1' for `differentjfm'}{%
  Argument for `differentjfm' must be one of `large', `small', `average',^^J%
  `pleft', `pright', 'paverage' or `both'. }}
  % large, small, average, pleft, pright, paverage, both


% jacharrange = { +-<range_number> }
\define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
\def\ltj@@scrange#1,{%
  \edef\ltj@temp{#1}%
  \ifx\ltj@temp\empty\let\ltj@@next=\relax\else\let\ltj@@next=\ltj@@scrange
    \directlua{luatexja.charrange.toggle_char_range(%
      luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
  \fi\ltj@@next
}

\protected\def\ltj@setpar@global{%
  \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
    \else\directlua{luatexja.isglobal=''}\fi
}
\protected\def\ltjsetparameter#1{%
  \ltj@@start@time@measure{set_par}%
  \ltj@setpar@global\setkeys[ltj]{japaram}{#1}%
  \ltj@@stop@time@measure{set_par}%
  \ignorespaces}
\protected\def\ltjglobalsetparameter#1{%
  \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
    \else\directlua{luatexja.isglobal='global'}\fi%
  \ltj@@start@time@measure{set_par}%
  \setkeys[ltj]{japaram}{#1}%
  \ltj@@stop@time@measure{set_par}%
  \ignorespaces}

%%%%%%%% \ltjgetparameter
\def\ltj@@decl@array@param#1{%
  \expandafter\let\csname ltj@@array@param/#1\endcsname=t%
}
\ltj@@decl@array@param{prebreakpenalty}
\ltj@@decl@array@param{postbreakpenalty}
\ltj@@decl@array@param{jaxspmode}
\ltj@@decl@array@param{alxspmode}
\ltj@@decl@array@param{kcatcode}
\ltj@@decl@array@param{jacharrange}
\ltj@@decl@array@param{chartorange}
\ltj@@decl@array@param{boxdir}
\def\ltjgetparameter#1{%
  \ltj@@start@time@measure{get_par}%
  % stop call is moved in luatexja.lua
  \ifcsname ltj@@array@param/#1\endcsname
    \expandafter\ltx@firstoftwo
  \else
    \expandafter\ltx@secondoftwo
  \fi
  {\ltj@@getparam@two{#1}}%
  {\ltj@@getparam@one{#1}}%
}
\newluafunction\ltj@@getparam@one@inner
\directlua{
  (lua.get_functions_table())[\the\ltj@@getparam@one@inner] = luatexja.ext_get_parameter_unary
}
\luadef\ltj@@getparam@one\ltj@@getparam@one@inner
\def\ltj@@getparam@two#1#2{%
  \directlua{luatexja.ext_get_parameter_binary('#1', \ltj@safe@num@or{nil}{#2})}%
}

%%%%%%%% \ltjalchar<number>, \ltjjachar<number>
\let\ltj@@origchar=\char
\newluafunction\ltj@alljachar@inner
\directlua{
  local t, set_attr = lua.get_functions_table(), tex.setattribute
  local get_attr, floor = tex.getattribute, math.floor
  local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
  local lang_ja = luatexja.lang_ja
  t[\the\ltj@alljachar@inner] = function()
    font.current(get_attr(attr_curjfnt)); tex.language=lang_ja;
    for i=0,6 do
      set_attr(luatexbase.attributes['ltj@kcat' .. floor(i)], 0)
    end
  end
}
\protected\luadef\ltj@alljachar\ltj@alljachar@inner
\protected\def\ltj@allalchar{\relax
    \csname ltj@kcat0\endcsname="7FFFFFFF %"
    \csname ltj@kcat1\endcsname="7FFFFFFF %"
    \csname ltj@kcat2\endcsname="7FFFFFFF %"
    \csname ltj@kcat3\endcsname="7FFFFFFF %"
    \csname ltj@kcat4\endcsname="7FFFFFFF %"
    \csname ltj@kcat5\endcsname="7FFFFFFF %"
    \csname ltj@kcat6\endcsname="7FFFFFFF }%"

\protected\def\ltjjachar{\leavevmode\afterassignment\ltj@@jachar\ltj@tempcnta}
\def\ltj@@jachar{{\directlua{tex.globaldefs=0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
\protected\def\ltjalchar{\leavevmode\afterassignment\ltj@@alchar\ltj@tempcnta}
\def\ltj@@alchar{{\directlua{tex.globaldefs=0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}

%%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
\protected\def\ltjsetmathletter#1{%
  \directlua{luatexja.math.is_math_letters[token.scan_int()]=true}#1\relax
}
\protected\def\ltjunsetmathletter#1{%
  \directlua{luatexja.math.is_math_letters[token.scan_int()]=false}#1\relax
}

%%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
% <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
% いつも global
\def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc
  \ltj@reset@globaldefs
  \begingroup\ltj@curjfnt\m@ne\ltj@curtfnt\m@ne\relax
  #1\directlua{luatexja.__temp = -(\the\ltj@curjfnt)*(\the\ltj@curtfnt)}\endgroup
  \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
  \ifnum\ltj@tempcntc=\m@ne
    \@PackageError{luatexja-core}%
    {\string#1 is not a control sequence that represents \MessageBreak
     a Japanese font}{I'll use the current horizontal Japanese font instead.^^J}%
    \ltj@tempcntc=\ltj@curjfnt
  \fi\ltj@restore@globaldefs}

\protected\def\ltjdeclarealtfont#1#2#3{%
  {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
   \ltj@@getjfontnumber#2%
   \expandafter\ltj@@altfont#3,,}\ignorespaces}
\def\ltj@@altfont#1,{\def\ltj@temp{#1}%
  \ifx\ltj@temp\empty\let\@next=\relax\else
  \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
\def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
\def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
  \ifx\ltj@temp\empty
    \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
  \else
    \def\ltj@temp{#1}%
    \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
    \def\ltj@temp{#2}%
    \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
  \fi
  \directlua{luatexja.jfont.set_alt_font(
    \the\ltj@tempcnta,\the\ltj@tempcntb,
    \the\ltj@tempcntc, \the\@tempcnta)}%
  }

%%%%%%%% \ltjclearaltfont<font_cs>
% <font_cs> の文字は全部 <font_cs> 本来の文字で組む
\protected\def\ltjclearaltfont#1{%
  {\ltj@@getjfontnumber#1%
   \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}


%%%%%%%% \yoko, \tate,\dtou
\protected\def\tate{%
  \directlua{luatexja.direction.set_list_direction(3, 'tate')}%
}
\protected\def\yoko{%
  \directlua{luatexja.direction.set_list_direction(4, 'yoko')}%
}
\protected\def\dtou{%
  \directlua{luatexja.direction.set_list_direction(1, 'dtou')}%
}
\protected\def\utod{% 「縦数式ディレクション」
  \directlua{luatexja.direction.set_list_direction(11, 'utod')}%
}
\define@key[ltj]{japaram}{direction}{%% always local
  \directlua{luatexja.direction.set_list_direction(1, 'ltjsetparameter')}%
}

\yoko

%%%% insert
\let\ltj@@orig@insert\insert
\newluafunction\ltj@@lua@populate@insertwhatsit@inner
\directlua{
  (lua.get_functions_table())[\the\ltj@@lua@populate@insertwhatsit@inner]
    = luatexja.direction.populate_insertion_dir_whatsit
}
\luadef\ltj@@lua@populate@insertwhatsit\ltj@@lua@populate@insertwhatsit@inner
\protected\def\ltj@@insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
\let\insert\ltj@@insert %% PRIMITIVE
\protected\def\ltj@@insert@A{\ltj@@orig@insert\ltj@tempcnta\bgroup
  \aftergroup\ltj@@insert@B\let\ltj@@next}
\protected\def\ltj@@insert@B{\ltj@@lua@populate@insertwhatsit\endgroup}

%%%% vadjust
\let\ltj@@orig@vadjust\vadjust
\newluafunction\ltj@@vadjust@begin@inner
\newluafunction\ltj@@vadjust@dirhook@inner
\newluafunction\ltj@@vadjust@check@dir@inner
\directlua{
  local t = lua.get_functions_table()
  t[\the\ltj@@vadjust@begin@inner] = luatexja.direction.adjust_begin
  t[\the\ltj@@vadjust@dirhook@inner]
    = function () luatexja.direction.set_list_direction_hook('adj') end
  t[\the\ltj@@vadjust@check@dir@inner] = luatexja.direction.check_adjust_direction
}
\protected\luadef\ltj@@vadjust\ltj@@vadjust@begin@inner
\luadef\ltj@@vadjust@dirhook\ltj@@vadjust@dirhook@inner
\protected\luadef\ltj@@vadjust@check@dir\ltj@@vadjust@check@dir@inner
\def\ltj@@vadjust@pre{\ltj@@orig@vadjust pre\bgroup\ltj@@vadjust@dirhook
  \aftergroup\ltj@@vadjust@check@dir\let\ltj@@next}
\def\ltj@@vadjust@post{\ltj@@orig@vadjust\bgroup\ltj@@vadjust@dirhook
  \aftergroup\ltj@@vadjust@check@dir\let\ltj@@next}
\let\vadjust\ltj@@vadjust %% PRIMITIVE

%%%% \hbox, \vbox, \vtop
\setbox\z@\hbox{%
  \primitive\everymath{}%
  $\directlua{% This value depends on the version of LuaTeX.
     luatexja.stack.mmode = -tex.getnest().mode
  }$%
}
\setbox\z@\box\voidb@x
\newluafunction\ltj@@box@dirhook@inner
\newluafunction\ltj@@reset@badness@inner
\directlua{
  local t, ltjd = lua.get_functions_table(), luatexja.direction
  t[\the\ltj@@box@dirhook@inner]
    = function() ltjd.set_list_direction_hook() end
  t[\the\ltj@@reset@badness@inner] = function()
    if luatexja.global_temp then
      tex.hbadness= tex.hbadness or luatexja.hbadness_temp
      tex.vbadness= tex.vbadness or luatexja.vbadness_temp
      tex.globaldefs= luatexja.global_temp or tex.globaldefs
    end
  end
}
\luadef\ltj@@box@dirhook\ltj@@box@dirhook@inner
\ifltj@everyhook@avail% using everyhook package
  \PushPreHook{hbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
  \PushPreHook{vbox}{\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
\else
  \let\ltj@@everyhbox\everyhbox\let\ltj@@everyvbox\everyvbox
  \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
  \let\everyhbox\ltj@@i@everyhbox\let\everyvbox\ltj@@i@everyvbox
  \ltj@@everyhbox{\ltj@@box@dirhook
    \aftergroup\ltj@@reset@badness\the\ltj@@i@everyhbox}
  \ltj@@everyvbox{\ltj@@box@dirhook
    \aftergroup\ltj@@reset@badness\the\ltj@@i@everyvbox}
\fi

\luadef\ltj@@reset@badness\ltj@@reset@badness@inner

%%%% \raise, \lower, \moveleft, \moveright
\newluafunction\ltj@@lua@raisebox@inner
\directlua{
  (lua.get_functions_table())[\the\ltj@@lua@raisebox@inner]=luatexja.direction.raise_box
}
\protected\luadef\ltj@@lua@raisebox\ltj@@lua@raisebox@inner
\let\ltj@@orig@raise\raise
\let\ltj@@orig@lower\lower
\protected\def\ltj@@raise{\ltj@reset@globaldefs\afterassignment\ltj@@raise@\ltj@tempdima}
\protected\def\ltj@@lower{\ltj@reset@globaldefs\afterassignment\ltj@@raise@\ltj@tempdima-}
\protected\def\ltj@@raise@{%
  \ltj@restore@globaldefs
  \edef\ltj@@raise@a{%
    \ltj@@lua@raisebox\ltj@@orig@raise\the\ltj@tempdima\noexpand\box\ltj@afbox
  }\ltj@afterbox\ltj@@raise@a}
\let\ltj@@orig@moveleft\moveleft
\let\ltj@@orig@moveright\moveright
\protected\def\ltj@@moveleft{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft@\ltj@tempdima}
\protected\def\ltj@@moveright{\ltj@reset@globaldefs\afterassignment\ltj@@moveleft@\ltj@tempdima-}
\protected\def\ltj@@moveleft@{%
  \ltj@restore@globaldefs
  \edef\ltj@@moveleft@a{%
    \ltj@@lua@raisebox\ltj@@orig@moveleft\the\ltj@tempdima\noexpand\box\ltj@afbox
  }\ltj@afterbox\ltj@@moveleft@a}
\let\raise\ltj@@raise %% PRIMITIVE
\let\lower\ltj@@lower %% PRIMITIVE
\let\moveleft\ltj@@moveleft %% PRIMITIVE
\let\moveright\ltj@@moveright %% PRIMITIVE

%%%%\vsplit
\newluafunction\ltj@@vsplit@inner
\directlua{
  (lua.get_functions_table())[\the\ltj@@vsplit@inner]=luatexja.direction.vsplit
}
\let\ltj@@orig@vsplit\vsplit
\protected\def\ltj@@vsplit{\luafunction\ltj@@vsplit@inner}
\let\vsplit\ltj@@vsplit %% PRIMITIVE

%%%% \vcenter
\let\ltj@@orig@vcenter\vcenter
\protected\def\ltj@@vcenter{\ltj@afterbox\ltj@@vcenter@\vbox}
\protected\def\ltj@@vcenter@{%
  \ltj@@lua@raisebox\ltj@@orig@vcenter{\box\ltj@afbox}%
}
\let\vcenter\ltj@@vcenter %% PRIMITIVE

%%%% \unhbox and \unvbox
\newluafunction\ltj@@lua@unboxcheckdir@inner
\newluafunction\ltj@@lua@uncopycheckdir@inner
\newluafunction\ltj@@lua@uncopy@restore@whatsit@inner
\directlua{
  local t = lua.get_functions_table()
  t[\the\ltj@@lua@unboxcheckdir@inner]=luatexja.direction.unbox_check_dir
  t[\the\ltj@@lua@uncopycheckdir@inner]=luatexja.direction.uncopy_check_dir
  t[\the\ltj@@lua@uncopy@restore@whatsit@inner]=luatexja.direction.uncopy_restore_whatsit
}
\luadef\ltj@@lua@unboxcheckdir\ltj@@lua@unboxcheckdir@inner
\luadef\ltj@@lua@uncopycheckdir\ltj@@lua@uncopycheckdir@inner
\luadef\ltj@@lua@uncopy@restore@whatsit\ltj@@lua@uncopy@restore@whatsit@inner
\long\def \@gobbletwo #1#2{}
\let\ltj@@orig@unhbox\unhbox
\let\ltj@@orig@unvbox\unvbox
\protected\def\ltj@@unhbox{\ltj@reset@globaldefs\afterassignment\ltj@@unhbox@\ltj@tempcnta}
\protected\def\ltj@@unvbox{\ltj@reset@globaldefs\afterassignment\ltj@@unvbox@\ltj@tempcnta}
\protected\def\ltj@@unhbox@{\ltj@@lua@unboxcheckdir\expandafter\ltj@@orig@unhbox\the\ltj@tempcnta\relax}
\protected\def\ltj@@unvbox@{\ltj@@lua@unboxcheckdir\expandafter\ltj@@orig@unvbox\the\ltj@tempcnta\relax}
\let\ltj@@orig@unhcopy\unhcopy
\let\ltj@@orig@unvcopy\unvcopy
\protected\def\ltj@@unhcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unhcopy@\ltj@tempcnta}
\protected\def\ltj@@unvcopy{\ltj@reset@globaldefs\afterassignment\ltj@@unvcopy@\ltj@tempcnta}
\protected\def\ltj@@unhcopy@{%
  \ltj@@lua@uncopycheckdir\expandafter\ltj@@orig@unhcopy\the\ltj@tempcnta\relax
  \ltj@@lua@uncopy@restore@whatsit}%
\protected\def\ltj@@unvcopy@{%
  \ltj@@lua@uncopycheckdir\expandafter\ltj@@orig@unvcopy\the\ltj@tempcnta\relax
  \ltj@@lua@uncopy@restore@whatsit}%
\let\unhbox\ltj@@unhbox %% PRIMITIVE
\let\unvbox\ltj@@unvbox %% PRIMITIVE
\let\unhcopy\ltj@@unhcopy %% PRIMITIVE
\let\unvcopy\ltj@@unvcopy %% PRIMITIVE

%%%% lastbox
\let\ltj@@orig@lastbox=\lastbox
\protected\def\ltj@@lastbox{\directlua{luatexja.direction.lastbox_hook()}\ltj@@orig@lastbox}
\let\lastbox\ltj@@lastbox %% PRIMITIVE

%%%%%%%% \ltjgetwd<box_num> etc.
\def\ltj@@getwd{\directlua{luatexja.direction.get_box_dim('width', token.scan_int())}}
\def\ltj@@getht{\directlua{luatexja.direction.get_box_dim('height', token.scan_int())}}
\def\ltj@@getdp{\directlua{luatexja.direction.get_box_dim('depth', token.scan_int())}}
\let\ltjgetwd=\ltj@@getwd\let\ltjgetht=\ltj@@getht\let\ltjgetdp=\ltj@@getdp

%%%%%%%% \ltjsetwd<box_num>=<dimen> etc.
\protected\def\ltjsetwd{\directlua{luatexja.direction.set_box_dim('width')}}
\protected\def\ltjsetht{\directlua{luatexja.direction.set_box_dim('height')}}
\protected\def\ltjsetdp{\directlua{luatexja.direction.set_box_dim('depth')}}


%%------------------ Load module for the format

\directlua{luatexja.load_kinsoku()}
\ifltj@in@latex                 %<*LaTeX>
  \RequirePackage{ltj-latex}
\else\ifltj@in@plain            %<*plain>
  \input ltj-plain.sty %
\fi\fi                          %</LaTeX|plain>

\newcatcodetable\ltj@temp@cctb
\def\ltj@overwrite@catcodetable#1{%
  \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
  \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode\ltjlineendcomment=14}%"
}
\ltj@overwrite@catcodetable\CatcodeTableLaTeX
\ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
\ltj@overwrite@catcodetable\CatcodeTableExpl


%%------------------ all done
\ltj@core@AtEnd
\endinput
%% EOF
