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% \iffalse meta-comment
%
% Copyright 1993-2016
% The LaTeX3 Project and any individual authors listed elsewhere
% in this file.
%
% This file is part of the LaTeX base system.
% -------------------------------------------
%
% It 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 2005/12/01 or later.
%
% This file has the LPPL maintenance status "maintained".
%
% The list of all files belonging to the LaTeX base distribution is
% given in the file `manifest.txt'. See also `legal.txt' for additional
% information.
%
% The list of derived (unpacked) files belonging to the distribution
% and covered by LPPL is defined by the unpacking scripts (with
% extension .ins) which are part of the distribution.
%
% \fi
%
% \iffalse
%%% From File: ltvers.dtx
%
%<*driver>
% \fi
\ProvidesFile{ltvers.dtx}
[2016/06/20 v1.0w LaTeX Kernel (Version Info)]
% \iffalse
\documentclass{ltxdoc}
\GetFileInfo{ltvers.dtx}
\title{\filename}
\date{\filedate}
\author{%
Johannes Braams\and
David Carlisle\and
Alan Jeffrey\and
Leslie Lamport\and
Frank Mittelbach\and
Chris Rowley\and
Rainer Sch\"opf}
\begin{document}
\MaintainedByLaTeXTeam{latex}
\maketitle
\DocInput{\filename}
\end{document}
%</driver>
% \fi
%
%
% \section{Version Identification}
% First we identify the date and version number of this release of
% \LaTeX, and set |\everyjob| so that it is printed at the start of
% every \LaTeX\ run.
%
% \StopEventually{}
%
% \changes{v1.0g}{1996/11/28}
% {Check for old format modified /2319}
% \changes{v1.0f}{1996/11/20}
% {Check for old format modified /2319}
% \changes{v1.0e}{1995/05/12}
% {Add autoload docstrip guards}
% \changes{v1.0e}{1995/05/12}
% {Check for format older than 1 year}
% \changes{v1.0d}{1994/05/25}
% {Remove PRELIMINARY TEST RELEASE from startup banner
% (spring is here)}
% \changes{v1.0b}{1994/04/12}
% {Have version info generated automatically.}
% \changes{v1.0a}{1994/03/04}
% {Initial version, split from latex.dtx}
% \changes{v1.0r}{2015/02/21}{Removed autoload code}
% \changes{v1.0t}{2015/06/23}
% {set \cs{patch@level} in ltvers rather than in ltfinal/ltpatch}
%
% \begin{macro}{\fmtname}
% \begin{macro}{\fmtversion}
% \begin{macro}{\patch@level}
% \begin{macrocode}
%<*2ekernel>
\def\fmtname{LaTeX2e}
\edef\fmtversion
%</2ekernel>
%<latexrelease>\edef\latexreleaseversion
%<*2ekernel|latexrelease>
{2017-04-15}
%</2ekernel|latexrelease>
%<*2ekernel>
\def\patch@level{0}
% \end{macrocode}
% \end{macro}
% \end{macro}
% \end{macro}
%
% Check that the format being made is not too old.
% The error message complains about `more than 5 years'
% but in fact the error is not triggered until 65 months.
%
% This code is currently not activated as we don't know if we already
% got to the last official 2e version (due to staff shortage or due to
% a successor (think positive:-)).
% \changes{v1.0i}{2001/06/04}{Check for old format disabled}
% \changes{v1.0k}{2004/01/28}{Check for old format made 5 years (pr/3601)}
% \changes{v1.0l}{2009/09/24}{Stop checking for old format}
% \begin{macrocode}
\iffalse
\def\reserved@a#1/#2/#3\@nil{%
\count@\year
\advance\count@-#1\relax
\multiply\count@ by 12\relax
\advance\count@\month
\advance\count@-#2\relax}
\expandafter\reserved@a\fmtversion\@nil
% \end{macrocode}
% |\count@| is now the age of this file in months. Take a generous
% definition of `year' so this message is not generated too often.
% \begin{macrocode}
\ifnum\count@>65
\typeout{^^J%
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!^^J%
! You are attempting to make a LaTeX format from a source file^^J%
! That is more than five years old.^^J%
!^^J%
! If you enter <return> to scroll past this message then the format^^J%
! will be built, but please consider obtaining newer source files^^J%
! before continuing to build LaTeX.^^J%
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!^^J%
}
\errhelp{To avoid this error message, obtain new LaTeX sources.}
\errmessage{LaTeX source files more than 5 years old!}
\fi
\let\reserved@a\relax
\fi
% \end{macrocode}
%
% \changes{v1.0p}{2015/01/22}{Preserve any \cs{everyjob} material inserted
% by a loader (\texttt{.ini} file)}
% \changes{v1.0v}{2015/08/23}{Allow negative patchlevel for pre-release}
% \begin{macrocode}
\ifnum\patch@level=0
\everyjob\expandafter{\the\everyjob
\typeout{\fmtname \space<\fmtversion>}}
\immediate
\write16{\fmtname \space<\fmtversion>}
\else\ifnum\patch@level>0
\everyjob\expandafter{\the\everyjob
\typeout{\fmtname \space<\fmtversion> patch level \patch@level}}
\immediate
\write16{\fmtname \space<\fmtversion> patch level \patch@level}
\else
\everyjob\expandafter{\the\everyjob
\typeout{\fmtname \space<\fmtversion> pre-release\patch@level}}
\immediate
\write16{\fmtname \space<\fmtversion> pre-release\patch@level}
\fi
\fi
%</2ekernel>
% \end{macrocode}
%
% \begin{macro}{\IncludeInRelease}
% \changes{v1.0w}{2015/02/21}
% {set \cs{@currname} empty here (in case \cs{IncludeInRelease} input early)}
% \begin{macrocode}
%<2ekernel>\let\@currname\@empty
% \end{macrocode}
%
% \changes{v1.0n}{2015/01/07}{macro added}
% \changes{v1.0m}{2015/01/17}{modified with \cs{@currname}}
% \changes{v1.0o}{2015/01/19}{Optional argument}
% \changes{v1.0q}{2015/02/19}{Swap argument order}
%
% \begin{macrocode}
%<*2ekernel|latexrelease>
\def\IncludeInRelease#1{\kernel@ifnextchar[%
{\@IncludeInRelease{#1}}
{\@IncludeInRelease{#1}[#1]}}
% \end{macrocode}
%
% If a specific date has not been specified in |latexrelease|
% use `|#1|`.
% \begin{macrocode}
\def\@IncludeInRelease#1[#2]{\@IncludeInRele@se{#2}}
% \end{macrocode}
%
% \begin{macrocode}
\def\@IncludeInRele@se#1#2#3{%
\toks@{[#1] #3}%
\expandafter\ifx\csname\string#2+\@currname+IIR\endcsname\relax
\ifnum\expandafter\@parse@version#1//00\@nil
>\expandafter\@parse@version\fmtversion//00\@nil
\GenericInfo{}{Skipping: \the\toks@}%
\expandafter\expandafter\expandafter\@gobble@IncludeInRelease
\else
\GenericInfo{}{Applying: \the\toks@}%
\expandafter\let\csname\string#2+\@currname+IIR\endcsname\@empty
\fi
\else
\GenericInfo{}{Already applied: \the\toks@}%
\expandafter\@gobble@IncludeInRelease
\fi
}
% \end{macrocode}
%
% \begin{macrocode}
\long\def\@gobble@IncludeInRelease#1\EndIncludeInRelease{}
\let\EndIncludeInRelease\relax
% \end{macrocode}
%
% \begin{macrocode}
%</2ekernel|latexrelease>
% \end{macrocode}
% \end{macro}
% \Finale
%
\endinput
|
