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authorKarl Berry <karl@freefriends.org>2019-11-19 00:01:56 +0000
committerKarl Berry <karl@freefriends.org>2019-11-19 00:01:56 +0000
commit1f48a39d4581ae7ec8027d54101e7f29fe95f548 (patch)
treee2628fb1daa9bb5260302a6a561c0f999e0dccee /Master/texmf-dist/source/latex/amsmath
parent61708ee48576253b5b4bd021bcb68f8244cd0d18 (diff)
amsmath (19nov19)
git-svn-id: svn://tug.org/texlive/trunk@52854 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/source/latex/amsmath')
-rw-r--r--Master/texmf-dist/source/latex/amsmath/amsmath.dtx22
1 files changed, 19 insertions, 3 deletions
diff --git a/Master/texmf-dist/source/latex/amsmath/amsmath.dtx b/Master/texmf-dist/source/latex/amsmath/amsmath.dtx
index 8671694b706..11b7545c266 100644
--- a/Master/texmf-dist/source/latex/amsmath/amsmath.dtx
+++ b/Master/texmf-dist/source/latex/amsmath/amsmath.dtx
@@ -86,7 +86,7 @@ Bug reports can be opened (category \texttt{#1}) at\\%
% \end{macrocode}
%
% \begin{macrocode}
-\ProvidesPackage{amsmath}[2019/04/01 v2.17c AMS math features]
+\ProvidesPackage{amsmath}[2019/11/16 v2.17d AMS math features]
% \end{macrocode}
%
% \section{Catcode defenses}
@@ -1641,10 +1641,19 @@ Foreign command \@backslashchar#1;\MessageBreak
% By redefining \cs{set@mathaccent} we ensure that
% \cn{DeclareMathAccent} will define accent commands to run our
% \cs{mathaccentV} function instead of the primitive \cs{mathaccent}.
+% \changes{v2.17d}{2019/11/16}{Added \cs{MakeRobust} to match kernel
+% change (gh/216)}
% \begin{macrocode}
\def\set@mathaccent#1#2#3#4{%
- \xdef#2{\@nx\protect\@nx\mathaccentV
+% \end{macrocode}
+% Now that the redefinitions done inside amsmath of the basic accents
+% are all robust we can drop the \cs{protect} here.
+% \begin{macrocode}
+ \xdef#2{%
+% \@nx\protect
+ \@nx\mathaccentV
{\@xp\@gobble\string#2}\hexnumber@#1#4}%
+ \MakeRobust#2%
}
% \end{macrocode}
%
@@ -1714,6 +1723,13 @@ Foreign command \@backslashchar#1;\MessageBreak
Unable to redefine math accent \string#5}%
\fi\fi}
\def\@tempc#1"#2#3#4#5#6\@nil#7{%
+% \end{macrocode}
+% Drop the inner part of the robust accent so that it can be recreated
+% without a warning.
+% \changes{v2.17d}{2019/11/16}{Make temporarily fragile to match kernel
+% change (gh/216)}
+% \begin{macrocode}
+ \@xp\let\csname\@xp\@gobble\string#7\space\endcsname\@undefined
\chardef\@tempd="#3\relax\set@mathaccent\@tempd{#7}{#2}{#4#5}}
\def\@tempd#1\@nil#2{%
\PackageWarningNoLine{amsmath}{%
@@ -2091,7 +2107,7 @@ Foreign command \@backslashchar#1;\MessageBreak
% \begin{macro}{\overunderset}
% This is the combination of the previous two commands which is
% something that is sometimes needed.
-% \changes{v2.17c}{FMi}{New command \cs{overunderset}}
+% \changes{v2.17c}{2019/04/01}{New command \cs{overunderset}}
% \begin{macrocode}
\newcommand{\overunderset}[3]{\binrel@{#3}%
\binrel@@{\mathop{\kern\z@#3}\limits^{#1}_{#2}}}