+%
+% 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}[2012/04/20 v0.2]
+\fi %</LaTeX>
+
+%% Load prerequisite packages.
+%! 参考： W32TeX の LuaTeX
+%! 2010/11/27 v0.65.0 r3988 (LuaTeX-ja の最低要件)
+%! 2010/07/10 v0.60.2 r3735 (TL2010 とほぼ同じ)
+\endlinechar=13 %
+%! 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{luaotfload} [2010/11/11] % v1.21
+ \RequirePackage{infwarerr} [2010/04/08] % v1.3
+ \RequirePackage{ltxcmds} [2010/04/26] % v1.7
+ \RequirePackage{pdftexcmds} [2010/04/01] % v0.9
+ \RequirePackage{xkeyval} [2008/08/13] % v2.6a
+\else %<*!LaTeX>
+ \input luaotfload.sty
+ \input infwarerr.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 aldready shown in otfluaload.
+ \ltj@core@AtEnd
+\expandafter\endinput\fi\relax
+
+%% Check LuaTeX version.
+\ifnum\luatexversion<65
+ \@PackageError{luatexja-core}
+ {This LuaTeX engine is too old for this package;\MessageBreak
+ at least v0.65 is needed}
+ {Package loading is aborted now.\MessageBreak}
+\expandafter\endinput\fi\relax
+
+%! なお、luatexbase-compat の説明に従うと、LuaTeX 拡張プリミティブは
+%! plain/LaTeX の両方で \luatex 付の名前（\directlua はそのまま)
+%! で使えると考えてよい。
+
+%% \LuaTeXjaAvailable
+%! 環境検査にパスした時に定義される.
+\let\LuaTeXjaAvailable=t %
+
+%%------------------
+\endlinechar=13
+%! この中に master の luatexja-core.sty の内容を挿入する
+%! ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
% LuaTeX-ja core TeX source
-\catcode`\@=11
\catcode"FFFFF=14 %"
-\input luaotfload.sty
-\input ltxcmds.sty
-\input xkeyval.tex
-\input infwarerr.sty
-\ifdefined\ltj@loaded\endinput\fi
\def\ltj@loaded{hoge}
-\newcount\ltj@tempcnta
-\newcount\ltj@tempcntb
-\newcount\ltj@tempcntc
-\newdimen\ltj@tempdima
-
-\newcount\ltj@autospc
-\newcount\ltj@autoxspc
-
-\newcount\jcharwidowpenalty
-\newskip\kanjiskip
-\newskip\xkanjiskip
-\newdimen\zw
-\newdimen\zh
+\newdimen\ltj@zw
+\newdimen\ltj@zh
\newdimen\jQ \jQ=0.25mm
-\newdimen\jH \jH=0.25mm
+\let\jH=\jQ
+
+%%%%%%%% error message
+\def\ltj@defnum{0}
+\def\ltj@defdimen{0}
%%%%%%%% Attributes for Japanese typesetting.
\newluatexattribute\ltj@curjfnt % index for ``current Japanese font''
+\newluatexattribute\jfam % index for current jfam
\newluatexattribute\ltj@charclass %
+\newluatexattribute\ltj@origchar %
\newluatexattribute\ltj@yablshift % attribute for \yabaselineshift
\newluatexattribute\ltj@ykblshift % attribute for \ykbaselineshift
+\newluatexattribute\ltj@autospc % attribute for autospacing
+\newluatexattribute\ltj@autoxspc % attribute for autoxspacing
\newluatexattribute\ltj@icflag % attribute for italic correction
-\newlanguage\ltj@japanese
-
-%%%%%%%% Loading lua files
-\directlua{%
- utf = unicode.utf8
- ltj = {}
- function ltj.loadlua(file)
- local path = assert(kpse.find_file(file, 'tex'),
- "File '"..file.."' not found")
- texio.write_nl("("..path..")")
- dofile(path)
- end
- require('lualibs')
- ltj.loadlua('luatexja-rmlgbm.lua')
- % For Ryumin-Light and GothicBBB-Medium.
- ltj.loadlua('luatexja-jfont.lua')
- ltj.loadlua('luatexja-core.lua')
- ltj.loadlua('luatexja-xkanji.lua')
- ltj.loadlua('luatexja-core-aux.lua')
-}
-
+\ltj@icflag=0 \ltj@origchar=0
%%%%%%%% Attributes for character ranges
+\newcount\ltj@tempcnta
\ltj@tempcnta=0
\loop\ifnum\ltj@tempcnta<7
\expandafter\newluatexattribute%
\advance\ltj@tempcnta by1
\repeat
+
+%%%%%%%% 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 = {}
+ 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-cctbreg}[2012/04/21]
+ \RequirePackage{ltj-base}[2012/04/21]
+\else %<*!LaTeX>
+ \input ltj-cctbreg.sty %
+ \input ltj-base.sty %
+\fi %</LaTeX>
+
+
%%%%%%%% \asluastring
\def\asluastring#1{'\luaescapestring{\detokenize{#1}}'}
%%%%%%%% Redefine \/
-%\let\ltj@ic=\/ \protected\def\/{{\ltj@icflag=1\ltj@ic}}
-\protected\def\/{\directlua{ltj.ext_append_italic()}}
+\protected\def\/{\relax\directlua{luatexja.jfont.append_italic()}}
%%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
-\protected\def\jfont{\afterassignment\ltj@@jfont\directlua{ltj.ext_jfontdefX(false)}}
+\protected\def\jfont{\afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false)}}
\protected\def\globaljfont{%
- \afterassignment\ltj@@jfont\directlua{ltj.ext_jfontdefX(true)}}
-\def\ltj@@jfont{\directlua{ltj.ext_jfontdefY()}}
+ \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true)}}
+\def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
+
+%%%%%%%% \zw, \zh
+\protected\def\zw{\directlua{luatexja.jfont.load_zw()}\ltj@zw}
+\protected\def\zh{\directlua{luatexja.jfont.load_zh()}\ltj@zh}
+
%%%%%%%% \inhibitglue
-\protected\def\inhibitglue{\directlua{ltj.ext_create_inhibitglue_node()}}
+\protected\def\ltj@reset@globaldefs{%
+ \directlua{luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0}}
+\protected\def\ltj@restore@globaldefs{\directlua{tex.globaldefs = luatexja.global_temp}}
+\protected\def\inhibitglue{\ifhmode\ltj@@ihb\fi}
+\def\ltj@@ihb{\relax\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
+
+%%%%%%%% \yoko, \tate, \ifydir, \iftdir
+%% At this moment, tategaki mode is not implemented;
+%% there is only yokogaki mode now.
+\let\yoko\relax
+\let\tate\relax
+\newif\ifydir\ydirtrue
+\newif\iftdir\tdirfalse
%%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
\protected\def\ltjdefcharrange#1#2{%
- \ltj@tempcntc=#1 \expandafter\ltj@@dcrange#2,,\ignorespaces}
+ {\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}
\ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
\else
\def\ltj@temp{#1}%
- \ifx\ltj@temp\empty\ltj@tempcnta='200 \else\ltj@tempcnta=#1 \fi
+ \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%"
+ \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
\fi
- \directlua{ltj.ext_add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
+ \directlua{luatexja.charrange.add_char_range(\the\ltj@tempcnta,\the\ltj@tempcntb,
\the\ltj@tempcntc)}%
}
\define@key[ltj]{japaram}{postbreakpenalty}{%
\expandafter\ltj@@set@stack#1:{post}{-10000}{10000}}
\def\ltj@@set@stack#1,#2:#3#4#5{%
- \ltj@tempcnta=#1\relax \ltj@tempcntb=#2\relax
- \directlua{ltj.ext_set_stack_table(ltj.isglobal, \asluastring{#3},
- \the\ltj@tempcnta,tex.getcount('ltj@tempcntb'),#4,#5)}}
+ \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, \asluastring{#3},
+ \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
+
+% jatextfont = {<char_code>, <font_cs>}
+\define@key[ltj]{japaram}{jatextfont}{%
+ \expandafter\ltj@@set@stackfont#1:{mjtext}}
+\define@key[ltj]{japaram}{jascriptfont}{%
+ \expandafter\ltj@@set@stackfont#1:{mjscr}}
+\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=-1 #2%
+ \ifnum\ltj@curjfnt=-1
+ \@PackageError{luatexja-core}%
+ {\string#2 is not a control sequence that represents \MessageBreak
+ a Japanese font}{}%
+ \else
+ \directlua{luatexja.stack.set_stack_font(luatexja.isglobal, \asluastring{#3},
+ \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
+ \fi
+ \ltj@curjfnt=\ltj@tempcnta
+ \ltj@restore@globaldefs
+ }
% yalbaselineshift = <dimen>
% yjabaselineshift = <dimen>
\define@key[ltj]{japaram}{yalbaselineshift}{%
- \ltj@tempdima=#1\relax%
- \directlua{tex.setattribute(ltj.isglobal,
+ \directlua{tex.setattribute(luatexja.isglobal,
luatexbase.attributes['ltj@yablshift'],
- tex.getdimen('ltj@tempdima'))}}
+ \ltj@safe@dimen@or\ltj@defdimen{#1})}}
\define@key[ltj]{japaram}{yjabaselineshift}{%
- \ltj@tempdima=#1\relax%
- \directlua{tex.setattribute(ltj.isglobal,
+ \directlua{tex.setattribute(luatexja.isglobal,
luatexbase.attributes['ltj@ykblshift'],
- tex.getdimen('ltj@tempdima'))}}
+ \ltj@safe@dimen@or\ltj@defdimen{#1})}}
% jaxspmode = {<char_code>, <mode>}
% mode: inhibit, preonly, postonly, allow
-% or 0 2 1 3
+% 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{2}\fi
- \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\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@tempcnta=#1\relax\ltj@tempcntb=\ltj@temp\relax
- \directlua{ltj.ext_set_stack_table(ltj.isglobal, 'xsp', \the\ltj@tempcnta,
- \the\ltj@tempcntb,0,3)}}
+ \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, 'xsp',
+ \ltj@safe@num@or{nil}{#1},
+ \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
% alxspmode = {<char_code>, <mode>}
% mode: inhibit, preonly, postonly, allow
\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@tempcnta=#1\relax\ltj@tempcntb=\ltj@temp\relax
- \directlua{ltj.ext_set_stack_table(ltj.isglobal, 'xsp', \the\ltj@tempcnta,
- \the\ltj@tempcntb,0,3)}}
+ \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, 'xsp',
+ \ltj@safe@num@or{nil}{#1},
+ \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
% autospacing = <bool> (default: true)
\define@boolkey[ltj]{japaram}{autospacing}[true]{%
\ifltj@japaram@autospacing
- \directlua{ltj.auto_spacing=true}%
+ \directlua{luatexja.ext_print_global()}\ltj@autospc=1
\else
- \directlua{ltj.auto_spacing=false}%
- \fi
- }
+ \directlua{luatexja.ext_print_global()}\ltj@autospc=0
+ \fi}
% autoxspacing = <bool> (default: true)
\define@boolkey[ltj]{japaram}{autoxspacing}[true]{%
\ifltj@japaram@autoxspacing
- \directlua{ltj.auto_xspacing=true}%
+ \directlua{luatexja.ext_print_global()}\ltj@autoxspc=1
\else
- \directlua{ltj.auto_xspacing=false}%
- \fi
- }
+ \directlua{luatexja.ext_print_global()}\ltj@autoxspc=0
+ \fi}
+% [x]]kanjiskip = <dimen>
\define@key[ltj]{japaram}{kanjiskip}{% % SKIP
- \directlua{ltj.ext_print_global()}\kanjiskip=#1 }
+ \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'kanjiskip', \ltj@safe@glue{#1})}}
\define@key[ltj]{japaram}{xkanjiskip}{% % SKIP
- \directlua{ltj.ext_print_global()}\xkanjiskip=#1 }
+ \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'xkanjiskip', \ltj@safe@glue{#1})}}
+
+% jcharwidowpenalty = <count>
\define@key[ltj]{japaram}{jcharwidowpenalty}{% %COUNT
- \directlua{ltj.ext_print_global()}\jcharwidowpenalty=#1 }
+ \ltj@@set@stack0,#1:{jwp}{-10000}{10000}}
-% differentjfm = { large | small | average | both }
+% differentjfm = { large | small | average | pleft | pright | paverage | both}
\define@choicekey*+[ltj]{japaram}{differentjfm}[\ltj@temp\ltj@tempr]%
- {large,small,average,both}{%
+ {large,small,average,pleft,pright,paverage,both}{%
\ifcase\ltj@tempr
- \directlua{ltj.calc_between_two_jchar_aux=ltj.calc_between_two_jchar_aux_large}\or
- \directlua{ltj.calc_between_two_jchar_aux=ltj.calc_between_two_jchar_aux_small}\or
- \directlua{ltj.calc_between_two_jchar_aux=ltj.calc_between_two_jchar_aux_average}\or
- \directlua{ltj.calc_between_two_jchar_aux=ltj.calc_between_two_jchar_aux_both}%
+ \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
-}{\@PackageWarning{luatexja}{ignored invalid argument '#1' for 'differentjfm'}}
- % large, small, average, both
+}{\ltj@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> }
\def\ltj@@scrange#1,{%
\edef\ltj@temp{#1}%
\ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
- \ltj@tempcnta=#1 \directlua{ltj.ext_toggle_char_range(%
- ltj.is_global,\the\ltj@tempcnta)}%
+ \directlua{luatexja.charrange.toggle_char_range(%
+ luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
\fi\next
}
-\protected\def\ltjsetparameter#1{\directlua{ltj.isglobal=''}%
- \setkeys[ltj]{japaram}{#1}\ignorespaces}
-\protected\def\ltjglobalsetparameter#1{\directlua{ltj.isglobal='global'}%
+\protected\def\ltj@setpar@global{%
+ \ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}\else\directlua{luatexja.isglobal=''}\fi
+}
+\protected\def\ltjsetparameter#1{%
+ \ltj@setpar@global\setkeys[ltj]{japaram}{#1}\ignorespaces}
+\protected\def\ltjglobalsetparameter#1{%
+ \ifnum\globaldefs<0\directlua{luatexja.isglobal=''}\else\directlua{luatexja.isglobal='global'}\fi
\setkeys[ltj]{japaram}{#1}\ignorespaces}
-%%%%%%%%
+%%%%%%%% \ltjgetparameter
\def\ltj@@decl@array@param#1{%
\expandafter\let\csname ltj@@array@param/#1\endcsname=t%
}
{\ltj@@getparam@one{#1}}%
}
\def\ltj@@getparam@one#1{%
- \directlua{ltj.ext_get_parameter_unary('#1')}}
-\def\ltj@@getparam@two#1#2{\ltj@tempcnta=#2
- \directlua{ltj.ext_get_parameter_binary('#1', \the\ltj@tempcnta)}
+ \directlua{luatexja.ext_get_parameter_unary('#1')}}%
+\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
+\protected\def\ltj@alljachar{\relax
+ \csname ltj@kcat0\endcsname=0
+ \csname ltj@kcat1\endcsname=0
+ \csname ltj@kcat2\endcsname=0
+ \csname ltj@kcat3\endcsname=0
+ \csname ltj@kcat4\endcsname=0
+ \csname ltj@kcat5\endcsname=0
+ \csname ltj@kcat6\endcsname=0 }
+\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{\afterassignment\ltj@@jachar\ltj@tempcnta}
+\def\ltj@@jachar{{\directlua{tex.globaldefs = 0}\ltj@alljachar\ltj@@origchar\ltj@tempcnta}}
+\protected\def\ltjalchar{\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[#1]=true}}
+\protected\def\ltjunsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=false}}
+
+%%------------------ Load module for the format
+
+\ifltj@in@latex %<*LaTeX>
+ \RequirePackage{ltj-latex}[2012/04/21]
+\else\ifltj@in@plain %<*plain>
+ \input ltj-plain.sty %
+\fi\fi %</LaTeX|plain>
+
+\newluatexcatcodetable\ltj@temp@cctb
+\def\ltj@overwrite@catcodetable#1{%
+ \setluatexcatcodetable\ltj@temp@cctb{\luatexcatcodetable#1}%
+ \setluatexcatcodetable#1{\luatexcatcodetable\ltj@temp@cctb\catcode"FFFFF=14}%
+}
+\ltj@overwrite@catcodetable\CatcodeTableLaTeX
+\ltj@overwrite@catcodetable\CatcodeTableLaTeXAtLetter
+\ltj@overwrite@catcodetable\CatcodeTableExpl
-\def\ltj@temp{plain}
-\ifx\fmtname\ltj@temp
- \message{plain format: loading luatexja-plain.tex}
-\fi
-\input luatexja-plain.tex
-\catcode`\@=12
+%%------------------ all done
+\ltj@core@AtEnd
\endinput
+%% EOF
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