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%D \module
%D [ file=core-job, % copied from main-001,
%D version=1997.03.31,
%D title=\CONTEXT\ Core Macros,
%D subtitle=Job Handling,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright={PRAGMA / Hans Hagen \& Ton Otten}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
%D This module is still to be split and documented.
\writestatus{loading}{ConTeXt Core Macros / Job Handling}
\unprotect
\registerctxluafile{core-job}{1.001}
\let \currentproject \empty
\let \currentproduct \empty
\let \currentenvironment \empty
\let \currentcomponent \empty
\let \loadedfiles \empty
\let \processedfiles \empty
\let \nomorefiles \relax
\let \allinputpaths \empty
\let \locatedfilepath \empty
\newcount\textlevel
\newcount\fileprocesslevel
\setvalue{\c!file::0}{\jobname}
\def\processedfile % is used in styles, don't change !
{\getvalue{\c!file::\number\fileprocesslevel}}
\def\dostarttextfile#1%
{\global\advance\fileprocesslevel\plusone
\setxvalue{\c!file::\number\fileprocesslevel}{#1}%
\@EA\doglobal\@EA\addtocommalist\@EA{#1}\processedfiles}
\def\dostoptextfile
{\global\advance\fileprocesslevel\minusone}
\def\processlocalfile#1#2%
{#1{#2}\donothing{\readfile{#2}\donothing\donothing}}
\def\processfile #1{\ctxlua{commands.processfile("#1")}}
\def\doifinputfileelse #1{\ctxlua{commands.doifinputfileelse("#1")}}
\def\locatefilepath #1{\edef\locatedfilepath{\ctxlua{commands.locatefilepath("#1")}}}
\def\usepath [#1]{\edef\allinputpaths{\ctxlua{commands.usepath("#1")}}}
\def\usesubpath [#1]{\edef\allinputpaths{\ctxlua{commands.usesubpath("#1")}}}
\def\usezipfile {\dodoubleempty\dousezipfile}
\def\dousezipfile[#1][#2]{\ctxlua{commands.usezipfile("#1","#2")}} % [filename] [optional subtree]
\def\loadexamodes {\dosingleempty\doloadexamodes}
\def\doloadexamodes [#1]{\ctxlua{commands.loadexamodes("#1")}}
\def\registerfileinfo[#1#2]#3% geen \showmessage ?
{\writestatus\m!systems{#1#2 file #3 at line \the\inputlineno}}
\ifx\preloadfonts \undefined \let\preloadfonts \relax \fi
\ifx\preloadspecials\undefined \let\preloadspecials\relax \fi
\def\loadallsystemfiles#1#2%
{\ifx\@@svdirectory\empty
\readsysfile{#1}{\showmessage\m!systems2{#1}}{#2}%
\else% yet undocumented
\def\doloadsystemfile##1%
{\readsetfile{##1}{#1}{\showmessage\m!systems2{#1}}{#2}}%
\processcommacommand[\@@svdirectory]\doloadsystemfile
\fi}
\ifx\disableXML\undefined \let\disableXML\relax \fi
\def\loadsystemfiles
{\reportprotectionstate
\readsysfile\f!newfilename{\showmessage\m!systems2\f!newfilename}\donothing
%\readsysfile\f!oldfilename{\showmessage\m!systems2\f!oldfilename}\donothing
\loadallsystemfiles\f!filfilename
\donothing
\loadallsystemfiles\f!sysfilename
{\loadallsystemfiles{\f!sysfilename.rme}\donothing % new, fall back
\doglobal\appendtoks % brrr better \setcatcodetable\ctxcatcodes % % test
\bgroup\disableXML\loadallsystemfiles\f!errfilename\donothing\egroup
\to\everygoodbye}}
%D We don't want multiple jobfiles to interfere.
\def\loadoptionfile
{\readjobfile{\jobname.\f!optionextension}
{\showmessage\m!systems2{\jobname.\f!optionextension}%
\ctxlua{commands.logoptionfile("\jobname.\f!optionextension")}}%
{\writestatus\m!systems {no \jobname.\f!optionextension}}}
% Most natural ...
%
% \def\doateverystarttext
% {\the\everystarttext
% \global\let\doateverystarttext\relax}
%
% ... most practical, since we can load env's in a
% something.run file (nested \starttext's; see for
% instance x-res-08, where we definitely want to
% open the file!).
\def\doateverystarttext
{\the\everystarttext
\global\everystarttext\emptytoks}
\def\starttext
{\doateverystarttext
\ifcase\textlevel
\registerfileinfo[begin]\jobfilename
\fi
\global\advance\textlevel\plusone}
\def\stoptext
{\global\advance\textlevel\minusone
\ifnum\textlevel>\zerocount \else
\flushfinallayoutpage % optional
\page % anyway
\the\everystoptext
%\the\everybye %
%\the\everygoodbye % == \end (new)
%\expandafter\normalend %
\ifcase\textlevel
\registerfileinfo[end]\jobfilename
\fi
\expandafter\finalend
\fi}
\def\forcequitjob#1%
{\writestatus\m!systems{forcing quit: #1}%
\batchmode
\dorecurse\textlevel{\stoptext}
\normalend}
\let\autostoptext\relax
\def\autostarttext
{\ifcase\textlevel
\starttext
\writestatus\m!systems{auto \string\starttext..\string\stoptext}%
\let\autostoptext\stoptext
\fi}
\def\finalend
{\ifnum\textlevel>\zerocount \else
\the\everybye
\the\everygoodbye
\doifsometokselse\everynotabene{\writeline\the\everynotabene\writeline}\donothing
\global\everybye \emptytoks % rather unneeded
\global\everygoodbye\emptytoks % but for sure
\expandafter\normalend
\fi}
\let\end\finalend
\def\emergencyend
{\writestatus\m!systems{invalid \@EA\string\csname\e!start\v!text\endcsname...\@EA\string\csname\e!stop\v!text\endcsname\space structure}%
\stoptext}
\def\currentfile{\inputfilename}
\def\doexecutefileonce#1%
{\beforesplitstring#1\at.\to\currentfile
\fullexpandtwoargsafter\doifnotinset\currentfile\loadedfiles
{\fullexpandoneargafter\addtocommalist\currentfile\loadedfiles
\doexecutefile{#1}}}
\def\doexecutefile#1%
{\registerfileinfo[begin]{#1}%
\dostarttextfile{#1}%
\processfile{#1}%
\dostoptextfile
\registerfileinfo[end]{#1}}
\def\donotexecutefile#1%
{}
\def\useenvironment[#1]% maybe commalist
{\environment #1 \relax}
\def\environment #1 % at outermost level only (load only once)
{\pushmacro\startenvironment
\pushmacro\stopenvironment
\def\startenvironment ##1 {}%
\let\stopenvironment\relax
\startreadingfile
\doexecutefileonce{#1}
\stopreadingfile
\popmacro\stopenvironment
\popmacro\startenvironment}
\def\component #1 % at outermost level only
{\dostarttextfile{#1}%
\processfile{#1}%
\dostoptextfile}
\newcount\filelevel
\let\currentcomponent \v!text
\let\currentcomponentpath\f!currentpath
\def\donextlevel#1#2#3#4#5#6#7\\%
{\pushmacro\currentcomponent
\pushmacro\currentcomponentpath
\let\currentcomponent#1%
\setsystemmode\currentcomponent
\splitfilename{#1}%
\ifx\splitoffpath\empty
\let\currentcomponentpath\f!currentpath
\else
\let\currentcomponentpath\splitoffpath
\fi
\beforesplitstring#7\at.\to#2\relax % can become path + base
\ifcase\filelevel\relax
\starttext
\def\project ##1 {#3{##1}}%
\def\environment ##1 {#4{##1}}%
\def\product ##1 {#5{##1}}%
\def\component ##1 {#6{##1}}%
\fi
\advance\filelevel\plusone
\fullexpandoneargafter\addtocommalist{#1}\loadedfiles}
\def\doprevlevel
{\popmacro\currentcomponentpath
\popmacro\currentcomponent
\setsystemmode\currentcomponent
\ifnum\filelevel=\plusone
\expandafter\stoptext
\else
\advance\filelevel\minusone
\expandafter\endinput
\fi}
\def\startproject #1 %
{\donextlevel\v!project\currentproject
\donotexecutefile\doexecutefileonce
\doexecutefileonce\doexecutefile#1\\}
\def\startproduct #1 %
{\doateverystarttext
\donextlevel\v!product\currentproduct
\doexecutefileonce\doexecutefileonce
\donotexecutefile\doexecutefile#1\\}
\def\startcomponent #1 %
{\doateverystarttext
\donextlevel\v!component\currentcomponent
\doexecutefileonce\doexecutefileonce
\donotexecutefile\doexecutefile#1\\}
\def\startenvironment #1 %
{\donextlevel\v!environment\currentenvironment
\donotexecutefile\doexecutefileonce
\donotexecutefile\donotexecutefile#1\\}
% \startproject test
% 1: \startmode[*project] project \stopmode \endgraf
% 2: \startmode[*product] product \stopmode \endgraf
% \stopproject
\def\stopproject {\doprevlevel}
\def\stopproduct {\doprevlevel}
\def\stopcomponent {\doprevlevel}
\def\stopenvironment{\doprevlevel}
% more or less replaced by modes
\setvalue{\e!start\v!localenvironment}[#1]%
{\let\loadedlocalenvironments\empty
\def\docommand##1%
{\beforesplitstring##1\at.\to\someevironment
\fullexpandoneargafter\addtocommalist\someevironment\loadedlocalenvironments}%
\processcommalist[#1]\docommand
\fullexpandtwoargsafter\doifcommonelse % no longer next needed
{\currentproject,\currentproduct,%
\currentcomponent,\currentenvironment}
{\loadedlocalenvironments}
{\letvalue{\e!stop\v!localenvironment}\relax}
{\grabuntil{\e!stop\v!localenvironment}\gobbleoneargument}} % TH: fixed, was \relax
\setvalue{\v!localenvironment}#1 {\doexecutefileonce{#1}}
% NOT TOEVOEGEN: \the\everytrace
\neverypar\emptytoks
% \appendtoks \flushnotes \to \everypar
% \appendtoks \synchronizesidefloats \to \everypar
% \appendtoks \checkindentation \to \everypar
% \appendtoks \showparagraphnumber \to \everypar
% \appendtoks \flushmargincontents \to \everypar
% \appendtoks \flushcommentanchors \to \everypar
% \appendtoks \synchronizenotes \to \everypar
% \appendtoks \flushnotes \to \everydisplay
% \appendtoks \adjustsidefloatdisplaylines \to \everydisplay
\protect \endinput
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