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-rw-r--r--Master/texmf-dist/source/latex-dev/base/ltclass.dtx91
1 files changed, 79 insertions, 12 deletions
diff --git a/Master/texmf-dist/source/latex-dev/base/ltclass.dtx b/Master/texmf-dist/source/latex-dev/base/ltclass.dtx
index 26667cbeb1b..06b0e1cf43f 100644
--- a/Master/texmf-dist/source/latex-dev/base/ltclass.dtx
+++ b/Master/texmf-dist/source/latex-dev/base/ltclass.dtx
@@ -33,7 +33,7 @@
%<*driver>
% \fi
\ProvidesFile{ltclass.dtx}
- [2021/02/18 v1.3x LaTeX Kernel (Class & Package Interface)]
+ [2021/03/27 v1.4a LaTeX Kernel (Class & Package Interface)]
% \iffalse
\documentclass{ltxdoc}
\GetFileInfo{ltclass.dtx}
@@ -640,14 +640,38 @@
%<latexrelease> \@expl@push@filename@aux@@}
%<latexrelease>\EndIncludeInRelease
%<latexrelease>
+% \end{macrocode}
+%
+% When we roll back from a release that has \pkg{expl3} preloaded, the
+% definitions of \cs{@pushfilename} and \cs{@popfilename} can't be
+% completely rolled back otherwise \pkg{expl3}-based packages won't
+% have the automatic \cs{ExplSyntaxOff} at the end. Here and below for
+% \cs{@popfilename}, we don't roll back all the way through if coming
+% from \LaTeX${}>2020-02-02$.
+% \changes{v1.4a}{2021/03/27}
+% {Do not completely roll back if \pkg{expl3} is loaded.}
+% \begin{macrocode}
%<latexrelease>\IncludeInRelease{0000/00/00}{\@pushfilename}%
%<latexrelease> {Add \@expl@push@filename@@ and \@expl@push@filename@aux@@}%
+%<latexrelease>\ifnum\sourceLaTeXdate<20200202\relax
+%<latexrelease> \GenericInfo{}{Defining 00-00-00\string\@pushfilename.}
%<latexrelease>\def\@pushfilename{%
%<latexrelease> \xdef\@currnamestack{%
%<latexrelease> {\@currname}%
%<latexrelease> {\@currext}%
%<latexrelease> {\the\catcode`\@}%
%<latexrelease> \@currnamestack}}
+%<latexrelease>\else
+%<latexrelease> \GenericInfo{}{Defining 2020-02-02\string\@pushfilename.}
+%<latexrelease>\def\@pushfilename{%
+%<latexrelease> \@expl@push@filename@@
+%<latexrelease> \xdef\@currnamestack{%
+%<latexrelease> {\@currname}%
+%<latexrelease> {\@currext}%
+%<latexrelease> {\the\catcode`\@}%
+%<latexrelease> \@currnamestack}%
+%<latexrelease> \@expl@push@filename@aux@@}
+%<latexrelease>\fi
%<latexrelease>\EndIncludeInRelease
\@onlypreamble\@pushfilename
% \end{macrocode}
@@ -676,9 +700,21 @@
%<latexrelease> \@expl@pop@filename@@}
%<latexrelease>\EndIncludeInRelease
%<latexrelease>
+% \end{macrocode}
+%
+% \changes{v1.4a}{2021/03/27}
+% {Do not completely roll back if \pkg{expl3} is loaded.}
+% \begin{macrocode}
%<latexrelease>\IncludeInRelease{0000/00/00}{\@popfilename}%
%<latexrelease> {Add \@expl@push@filename@@ and \@expl@push@filename@aux@@}%
+%<latexrelease>\ifnum\sourceLaTeXdate<20200202\relax
+%<latexrelease> \GenericInfo{}{Defining 00-00-00\string\@popfilename.}
%<latexrelease>\def\@popfilename{\expandafter\@p@pfilename\@currnamestack\@nil}
+%<latexrelease>\else
+%<latexrelease> \GenericInfo{}{Defining 2020-02-02\string\@popfilename.}
+%<latexrelease>\def\@popfilename{\expandafter\@p@pfilename\@currnamestack\@nil
+%<latexrelease> \@expl@pop@filename@@}
+%<latexrelease>\fi
%<latexrelease>\EndIncludeInRelease
\@onlypreamble\@popfilename
% \end{macrocode}
@@ -1172,7 +1208,7 @@
% \changes{v1.3x}{2021/02/18}{save raw option lists (gh/85)}
% \begin{macrocode}
%</2ekernel>
-%<latexrelease>\IncludeInRelease{2021/05/01}%
+%<latexrelease>\IncludeInRelease{2021/06/01}%
%<latexrelease> {\@pass@ptions}{Raw option lists}%
%<*2ekernel|latexrelease>
\def\@pass@ptions#1#2#3{%
@@ -1283,7 +1319,7 @@
% unused options. Otherwise, in a package file do nothing.
% \begin{macrocode}
%</2ekernel>
-%<latexrelease>\IncludeInRelease{2021/05/01}%
+%<latexrelease>\IncludeInRelease{2021/06/01}%
%<latexrelease> {\OptionNotUsed}{filter unused option list}%
%<*2ekernel|latexrelease>
\def\@remove@eq@value#1=#2\@nil{#1}
@@ -1378,19 +1414,50 @@
%
% \changes{v0.2y}{1994/02/07}
% {Add extra ,s so `two' is not matched with `twocolumn'}
+% \changes{v1.3z}{2021/03/05}{modify so braces to not give errors (gh/513)}
% \begin{macrocode}
+%</2ekernel>
+%<latexrelease>\IncludeInRelease{2021/06/01}%
+%<latexrelease> {\@xprocess@ptions}{safer @xprocess@ptions}%
+%<*2ekernel|latexrelease>
\def\@xprocess@ptions{%
\ifx\@currext\@clsextension\else
+ \ifx\@classoptionslist\relax\else
\@for\CurrentOption:=\@classoptionslist\do{%
\ifx\CurrentOption\@empty\else
- \@expandtwoargs\in@{,\CurrentOption,}{,\@declaredoptions,}%
- \ifin@
+ \@ifundefined{ds@\CurrentOption}{}{%
\@use@ption
\expandafter\let\csname ds@\CurrentOption\endcsname\@empty
- \fi
+ }%
\fi}%
+ \fi
\fi
\@process@pti@ns}
+%</2ekernel|latexrelease>
+%<latexrelease>\EndIncludeInRelease
+%<latexrelease>\IncludeInRelease{0000/00/00}%
+%<latexrelease> {\@xprocess@ptions}{safer @xprocess@ptions}%
+%<latexrelease>\let\@remove@eq@value\@undefined
+% \end{macrocode}
+%
+% \begin{macrocode}
+%<latexrelease>\def\@xprocess@ptions{%
+%<latexrelease> \ifx\@currext\@clsextension\else
+%<latexrelease> \@for\CurrentOption:=\@classoptionslist\do{%
+%<latexrelease> \ifx\CurrentOption\@empty\else
+%<latexrelease> \@expandtwoargs\in@{,\CurrentOption,}{,\@declaredoptions,}%
+%<latexrelease> \ifin@
+%<latexrelease> \@use@ption
+%<latexrelease> \expandafter\let\csname ds@\CurrentOption\endcsname\@empty
+%<latexrelease> \fi
+%<latexrelease> \fi}%
+%<latexrelease> \fi
+%<latexrelease> \@process@pti@ns}
+%<latexrelease>\EndIncludeInRelease
+%<*2ekernel>
+% \end{macrocode}
+%
+% \begin{macrocode}
\@onlypreamble\@xprocess@ptions
% \end{macrocode}
%
@@ -1472,7 +1539,7 @@
% \changes{v1.3x}{2021/02/18}{filter out =value from unused option list (gh/85)}
% \begin{macrocode}
%</2ekernel>
-%<latexrelease>\IncludeInRelease{2021/05/01}%
+%<latexrelease>\IncludeInRelease{2021/06/01}%
%<latexrelease> {\@use@ption}{filter unused option list}%
%<*2ekernel|latexrelease>
\def\@use@ption{%
@@ -1954,7 +2021,7 @@
% \usepackage{some/local/path/array}
% \usepackage{array}
% \end{verbatim}
-% won't load \file{array.sty} twice. It is remotely possible that
+% won't load |array.sty| twice. It is remotely possible that
% those are two different files, but as a matter of principles, we
% will consider that the base file name uniquely identifies a
% package, regardless of where it lives. This assumption already
@@ -2669,15 +2736,15 @@
% this only works for input files ending in \texttt{.tex}. If a
% different extension is used there is no way to see that we are
% overwriting ourselves!
+% \changes{v1.3y}{2021/03/03}
+% {Fix overwrite check for files with UTF-8 (gh/415)}
% \begin{macrocode}
- \edef\reserved@a{#1}%
- \edef\reserved@a{\detokenize\expandafter{\reserved@a}}%
\edef\reserved@b{\detokenize\expandafter{\jobname}}%
- \ifx\reserved@a\reserved@b%
+ \ifx\@curr@file\reserved@b%
\@fileswtrue%
\else%
\edef\reserved@b{\reserved@b\detokenize{.tex}}%
- \ifx\reserved@a\reserved@b
+ \ifx\@curr@file\reserved@b
\@fileswtrue%
\fi%
\fi%