From e0c6872cf40896c7be36b11dcc744620f10adf1d Mon Sep 17 00:00:00 2001 From: Norbert Preining Date: Mon, 2 Sep 2019 13:46:59 +0900 Subject: Initial commit --- macros/latex-dev/base/ltvers.dtx | 273 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 273 insertions(+) create mode 100644 macros/latex-dev/base/ltvers.dtx (limited to 'macros/latex-dev/base/ltvers.dtx') diff --git a/macros/latex-dev/base/ltvers.dtx b/macros/latex-dev/base/ltvers.dtx new file mode 100644 index 0000000000..f8da6086ac --- /dev/null +++ b/macros/latex-dev/base/ltvers.dtx @@ -0,0 +1,273 @@ +% \iffalse meta-comment +% +% Copyright 1993-2019 +% 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 +% https://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} + [2019/07/01 v1.1c 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} +% +% \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}{\latexreleaseversion} +% \begin{macro}{\patch@level} +% A |\patch@level| of \texttt{0} or higher denotes an official +% public release. A negative value indicates a candidate release +% that is not distributed. +% +% If we put code updates into the kernel that are supposed to go +% into the next release we set the |\patch@level| to \texttt{-1} +% and the |\fmtversion| / |\latexreleaseversion| to the dated of +% the next release (guessed, the real value is not so important and +% will get corrected when we make the release official). +% +% If the |\patch@level| is already at \texttt{-1} we do nothing +% here and use the |\fmtversion| date for any new|\IncludeInRelease| +% line when we add further code. +% +% Finally, if we do make a public release we either just set the +% |\patch@level| to zero (if our initial guess was good) or we also +% change the date and then have to additionally change to that date +% on all the |\IncludeInRelease| statements that used the +% ``guessed'' date. +% \begin{macrocode} +%<*2ekernel> +\def\fmtname{LaTeX2e} +\edef\fmtversion +% +%\edef\latexreleaseversion +%<*2ekernel|latexrelease> + {2019-10-01} +% +%<*2ekernel> +\def\patch@level{-2} +% \end{macrocode} +% \end{macro} +% \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 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 +% +% \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> +%\newif\if@includeinrelease +%\@includeinreleasefalse +% \end{macrocode} +% \begin{macrocode} +\def\IncludeInRelease#1{% + \if@includeinrelease + \PackageError{latexrelease}{mis-matched IncludeInRelease}{}% + \@includeinreleasefalse + \fi + \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@}% + \@includeinreleasetrue + \expandafter\let\csname\string#2+\@currname+IIR\endcsname\@empty + \fi + \else + \GenericInfo{}{Already applied: \the\toks@}% + \expandafter\@gobble@IncludeInRelease + \fi +} +% \end{macrocode} +% +% \begin{macrocode} +\def\EndIncludeInRelease{% +\if@includeinrelease + \@includeinreleasefalse +\else + \PackageError{latexrelease}{mis-matched EndIncludeInRelease}{}% +\fi} +% \end{macrocode} +% +% \begin{macrocode} +\long\def\@gobble@IncludeInRelease#1\EndIncludeInRelease{% + \@includeinreleasefalse + \@check@IncludeInRelease#1\IncludeInRelease\@check@IncludeInRelease + \@end@check@IncludeInRelease} +% \end{macrocode} +% \begin{macrocode} +\long\def\@check@IncludeInRelease#1\IncludeInRelease + #2#3\@end@check@IncludeInRelease{% + \ifx\@check@IncludeInRelease#2\else + \PackageError{latexrelease}{skipped IncludeInRelease}{}% + \fi} +% \end{macrocode} +% +% \begin{macrocode} +% +% \end{macrocode} +% \end{macro} +% \Finale +% +\endinput -- cgit v1.2.3