breqn (15oct19)

git-svn-id: svn://tug.org/texlive/trunk@52397 c570f23f-e606-0410-a88d-b1316a301751

7 files changed, 41 insertions, 45 deletions

diff --git a/Master/texmf-dist/tex/latex/breqn/breqn.sty b/Master/texmf-dist/tex/latex/breqn/breqn.sty
index 93b49aa70b8..aec20ed3411 100644
--- a/Master/texmf-dist/tex/latex/breqn/breqn.sty
+++ b/Master/texmf-dist/tex/latex/breqn/breqn.sty
@@ -11,8 +11,8 @@
 %% Copyright (C) 1997-2003 by Michael J. Downes
 %% Copyright (C) 2007-2008 by Morten Hoegholm
 %% Copyright (C) 2007-2014 by Lars Madsen
-%% Copyright (C) 2007-2018 by Will Robertson
 %% Copyright (C) 2010-2017 by Joseph Wright
+%% Copyright (C) 2007-2019 by Will Robertson
 %% 
 %% This work may be distributed and/or modified under the
 %% conditions of the LaTeX Project Public License, either
@@ -26,13 +26,12 @@
 %% 
 %% The Current Maintainer of this work is Will Robertson.
 %% 
-%% This work consists of the main source file breqn.dtx
-%% and the derived files
-%%    breqn.sty, breqn.pdf, breqn.ins.
+%% This work consists of the main source file breqn.dtx,
+%% flexisym.dtx, and mathstyle.dtx.
 %% 
 \NeedsTeXFormat{LaTeX2e}
 \RequirePackage{expl3}
-\ProvidesExplPackage{breqn}{2018/09/14}{0.98f}{Breaking equations}
+\ProvidesExplPackage{breqn}{2019/10/15}{0.98g}{Breaking equations}
 \ExplSyntaxOff
 \edef\breqnpopcats{%
   \catcode\number`\"=\number\catcode`\"
@@ -645,8 +644,15 @@
   \end{#2}%
 }
 \def\@tempa#1\endcsname#2\@nil{\def\latex@end##1{#2}}
-\expandafter\@tempa\end{#1}\@nil
-\def\end#1{\csname end#1\endcsname \latex@end{#1}}%
+\ifcsname end \endcsname
+  % 2019: \end was made robust
+  \expandafter\expandafter\expandafter\@tempa\csname end \endcsname{#1}\@nil
+  \@namedef{end }#1{\csname end#1\endcsname \latex@end{#1}}%
+\else
+  % pre-2019: the old approach
+  \expandafter\@tempa\end{#1}\@nil
+  \def\end#1{\csname end#1\endcsname \latex@end{#1}}%
+\fi
 \def\check@punct@or@qed#1{%
   \xdef\found@punct{\@empty}% BRM: punctuation was being remembered past this eqn.
   % WSPR: err, why isn't that just \global\let\found@punct\@empty ?
diff --git a/Master/texmf-dist/tex/latex/breqn/cmbase.sym b/Master/texmf-dist/tex/latex/breqn/cmbase.sym
index 12022833aa7..7bb63424150 100644
--- a/Master/texmf-dist/tex/latex/breqn/cmbase.sym
+++ b/Master/texmf-dist/tex/latex/breqn/cmbase.sym
@@ -9,10 +9,10 @@
 %% This is a generated file.
 %% 
 %% Copyright (C) 1997-2003 by Michael J. Downes
-%% Copyright (C) 2007-2010 by Morten Hoegholm
+%% Copyright (C) 2007-2008 by Morten Hoegholm
 %% Copyright (C) 2007-2014 by Lars Madsen
-%% Copyright (C) 2007-2017 by Will Robertson
 %% Copyright (C) 2010-2017 by Joseph Wright
+%% Copyright (C) 2007-2019 by Will Robertson
 %% 
 %% This work may be distributed and/or modified under the
 %% conditions of the LaTeX Project Public License, either
@@ -26,10 +26,8 @@
 %% 
 %% The Current Maintainer of this work is Will Robertson.
 %% 
-%% This work consists of the main source file flexisym.dtx
-%% and the derived files
-%%    flexisym.sty, flexisym.pdf, flexisym.ins,
-%%    cmbase.sym, mathpazo.sym, mathptmx.sym, msabm.sym.
+%% This work consists of the main source file breqn.dtx,
+%% flexisym.dtx, and mathstyle.dtx.
 %% 
 \ProvidesSymbols{cmbase}[2007/12/19 v0.92]
 \ExplSyntaxOn
diff --git a/Master/texmf-dist/tex/latex/breqn/flexisym.sty b/Master/texmf-dist/tex/latex/breqn/flexisym.sty
index fafe12f071a..153fe52a140 100644
--- a/Master/texmf-dist/tex/latex/breqn/flexisym.sty
+++ b/Master/texmf-dist/tex/latex/breqn/flexisym.sty
@@ -9,10 +9,10 @@
 %% This is a generated file.
 %% 
 %% Copyright (C) 1997-2003 by Michael J. Downes
-%% Copyright (C) 2007-2010 by Morten Hoegholm
+%% Copyright (C) 2007-2008 by Morten Hoegholm
 %% Copyright (C) 2007-2014 by Lars Madsen
-%% Copyright (C) 2007-2017 by Will Robertson
 %% Copyright (C) 2010-2017 by Joseph Wright
+%% Copyright (C) 2007-2019 by Will Robertson
 %% 
 %% This work may be distributed and/or modified under the
 %% conditions of the LaTeX Project Public License, either
@@ -26,13 +26,11 @@
 %% 
 %% The Current Maintainer of this work is Will Robertson.
 %% 
-%% This work consists of the main source file flexisym.dtx
-%% and the derived files
-%%    flexisym.sty, flexisym.pdf, flexisym.ins,
-%%    cmbase.sym, mathpazo.sym, mathptmx.sym, msabm.sym.
+%% This work consists of the main source file breqn.dtx,
+%% flexisym.dtx, and mathstyle.dtx.
 %% 
 \RequirePackage{expl3}[2009/08/05]
-\ProvidesExplPackage{flexisym}{2017/01/27}{0.98e}{Make math characters macros}
+\ProvidesExplPackage{flexisym}{2019/10/15}{0.98g}{Make math characters macros}
 
 \edef\do{%
   \noexpand\AtEndOfPackage{%
diff --git a/Master/texmf-dist/tex/latex/breqn/mathpazo.sym b/Master/texmf-dist/tex/latex/breqn/mathpazo.sym
index 186e92057d7..804d6c880d8 100644
--- a/Master/texmf-dist/tex/latex/breqn/mathpazo.sym
+++ b/Master/texmf-dist/tex/latex/breqn/mathpazo.sym
@@ -9,10 +9,10 @@
 %% This is a generated file.
 %% 
 %% Copyright (C) 1997-2003 by Michael J. Downes
-%% Copyright (C) 2007-2010 by Morten Hoegholm
+%% Copyright (C) 2007-2008 by Morten Hoegholm
 %% Copyright (C) 2007-2014 by Lars Madsen
-%% Copyright (C) 2007-2017 by Will Robertson
 %% Copyright (C) 2010-2017 by Joseph Wright
+%% Copyright (C) 2007-2019 by Will Robertson
 %% 
 %% This work may be distributed and/or modified under the
 %% conditions of the LaTeX Project Public License, either
@@ -26,10 +26,8 @@
 %% 
 %% The Current Maintainer of this work is Will Robertson.
 %% 
-%% This work consists of the main source file flexisym.dtx
-%% and the derived files
-%%    flexisym.sty, flexisym.pdf, flexisym.ins,
-%%    cmbase.sym, mathpazo.sym, mathptmx.sym, msabm.sym.
+%% This work consists of the main source file breqn.dtx,
+%% flexisym.dtx, and mathstyle.dtx.
 %% 
 \ProvidesSymbols{mathpazo}[2010/07/11 v0.3]
 \ExplSyntaxOn
diff --git a/Master/texmf-dist/tex/latex/breqn/mathptmx.sym b/Master/texmf-dist/tex/latex/breqn/mathptmx.sym
index f8427ebc1ca..75b56b21469 100644
--- a/Master/texmf-dist/tex/latex/breqn/mathptmx.sym
+++ b/Master/texmf-dist/tex/latex/breqn/mathptmx.sym
@@ -9,10 +9,10 @@
 %% This is a generated file.
 %% 
 %% Copyright (C) 1997-2003 by Michael J. Downes
-%% Copyright (C) 2007-2010 by Morten Hoegholm
+%% Copyright (C) 2007-2008 by Morten Hoegholm
 %% Copyright (C) 2007-2014 by Lars Madsen
-%% Copyright (C) 2007-2017 by Will Robertson
 %% Copyright (C) 2010-2017 by Joseph Wright
+%% Copyright (C) 2007-2019 by Will Robertson
 %% 
 %% This work may be distributed and/or modified under the
 %% conditions of the LaTeX Project Public License, either
@@ -26,10 +26,8 @@
 %% 
 %% The Current Maintainer of this work is Will Robertson.
 %% 
-%% This work consists of the main source file flexisym.dtx
-%% and the derived files
-%%    flexisym.sty, flexisym.pdf, flexisym.ins,
-%%    cmbase.sym, mathpazo.sym, mathptmx.sym, msabm.sym.
+%% This work consists of the main source file breqn.dtx,
+%% flexisym.dtx, and mathstyle.dtx.
 %% 
 \ProvidesSymbols{mathptmx}[2010/07/11 v0.3]
 \ExplSyntaxOn
diff --git a/Master/texmf-dist/tex/latex/breqn/mathstyle.sty b/Master/texmf-dist/tex/latex/breqn/mathstyle.sty
index 6910ff6f92a..7001fa84726 100644
--- a/Master/texmf-dist/tex/latex/breqn/mathstyle.sty
+++ b/Master/texmf-dist/tex/latex/breqn/mathstyle.sty
@@ -9,10 +9,10 @@
 %% This is a generated file.
 %% 
 %% Copyright (C) 1997-2003 by Michael J. Downes
-%% Copyright (C) 2007-2011 by Morten Hoegholm et al
+%% Copyright (C) 2007-2008 by Morten Hoegholm
 %% Copyright (C) 2007-2014 by Lars Madsen
-%% Copyright (C) 2007-2017 by Will Robertson
 %% Copyright (C) 2010-2017 by Joseph Wright
+%% Copyright (C) 2007-2019 by Will Robertson
 %% 
 %% This work may be distributed and/or modified under the
 %% conditions of the LaTeX Project Public License, either
@@ -26,13 +26,13 @@
 %% 
 %% The Current Maintainer of this work is Will Robertson.
 %% 
-%% This work consists of the main source file mathstyle.dtx
-%% and the derived files
-%%    mathstyle.sty, mathstyle.pdf, mathstyle.ins.
+%% This work consists of the main source file breqn.dtx,
+%% flexisym.dtx, and mathstyle.dtx.
 %% 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mathstyle}
-  [2017/01/27 0.98e Tracking mathstyle implicitly]
+\RequirePackage{expl3}
+\ProvidesExplPackage{mathstyle}{2019/10/15}{0.98g}{Tracking mathstyle implicitly}
+\ExplSyntaxOff
 \providecommand\@saveprimitive[2]{%
   \begingroup
   \edef\@tempa{\string#1}\edef\@tempb{\meaning#1}%
diff --git a/Master/texmf-dist/tex/latex/breqn/msabm.sym b/Master/texmf-dist/tex/latex/breqn/msabm.sym
index 8bea04f8a29..044ab1bacd7 100644
--- a/Master/texmf-dist/tex/latex/breqn/msabm.sym
+++ b/Master/texmf-dist/tex/latex/breqn/msabm.sym
@@ -9,10 +9,10 @@
 %% This is a generated file.
 %% 
 %% Copyright (C) 1997-2003 by Michael J. Downes
-%% Copyright (C) 2007-2010 by Morten Hoegholm
+%% Copyright (C) 2007-2008 by Morten Hoegholm
 %% Copyright (C) 2007-2014 by Lars Madsen
-%% Copyright (C) 2007-2017 by Will Robertson
 %% Copyright (C) 2010-2017 by Joseph Wright
+%% Copyright (C) 2007-2019 by Will Robertson
 %% 
 %% This work may be distributed and/or modified under the
 %% conditions of the LaTeX Project Public License, either
@@ -26,10 +26,8 @@
 %% 
 %% The Current Maintainer of this work is Will Robertson.
 %% 
-%% This work consists of the main source file flexisym.dtx
-%% and the derived files
-%%    flexisym.sty, flexisym.pdf, flexisym.ins,
-%%    cmbase.sym, mathpazo.sym, mathptmx.sym, msabm.sym.
+%% This work consists of the main source file breqn.dtx,
+%% flexisym.dtx, and mathstyle.dtx.
 %% 
 \ProvidesSymbols{msabm}[2001/09/08 v0.91]
 \ExplSyntaxOn