etoolbox (24aug20)

git-svn-id: svn://tug.org/texlive/trunk@56173 c570f23f-e606-0410-a88d-b1316a301751

4 files changed, 48 insertions, 5 deletions

diff --git a/Master/texmf-dist/doc/latex/etoolbox/etoolbox.pdf b/Master/texmf-dist/doc/latex/etoolbox/etoolbox.pdf
index 995fa2140f9..2117815e0c7 100644
--- a/Master/texmf-dist/doc/latex/etoolbox/etoolbox.pdf
+++ b/Master/texmf-dist/doc/latex/etoolbox/etoolbox.pdf
diff --git a/Master/texmf-dist/doc/latex/etoolbox/etoolbox.tex b/Master/texmf-dist/doc/latex/etoolbox/etoolbox.tex
index 9eae0698744..415a88b797a 100644
--- a/Master/texmf-dist/doc/latex/etoolbox/etoolbox.tex
+++ b/Master/texmf-dist/doc/latex/etoolbox/etoolbox.tex
@@ -12,8 +12,8 @@
   url={http://www.ctan.org/pkg/etoolbox/},
   author={Philipp Lehman, Joseph Wright},
   email={joseph.wright@morningstar2.co.uk},
-  revision={v2.5i},
-  date={2020/07/15}}
+  revision={v2.5j},
+  date={2020/08/24}}
 
 \hypersetup{%
   pdftitle={The etoolbox Package},
@@ -1297,6 +1297,10 @@ This revision history is a list of changes relevant to users of this package. Ch
 
 \begin{changelog}
 
+\begin{release}{2.5j}{2020-08-24}
+\item Track \LaTeXe{} kernel changes
+\end{release}
+
 \begin{release}{2.5i}{2020-07-13}
 \item Track \LaTeXe{} kernel changes
 \end{release}
diff --git a/Master/texmf-dist/tex/latex/etoolbox/etoolbox.def b/Master/texmf-dist/tex/latex/etoolbox/etoolbox.def
index fb9dfc0ac3f..ad4ac6df7e1 100644
--- a/Master/texmf-dist/tex/latex/etoolbox/etoolbox.def
+++ b/Master/texmf-dist/tex/latex/etoolbox/etoolbox.def
@@ -1,5 +1,5 @@
 \ProvidesFile{etoolbox.def}
-  [2020/07/15 v2.5i etoolbox debug messages (JAW)]
+  [2020/08/24 v2.5j etoolbox debug messages (JAW)]
 
 \begingroup
 \makeatletter
diff --git a/Master/texmf-dist/tex/latex/etoolbox/etoolbox.sty b/Master/texmf-dist/tex/latex/etoolbox/etoolbox.sty
index 43e00958b5d..39b4a791b03 100644
--- a/Master/texmf-dist/tex/latex/etoolbox/etoolbox.sty
+++ b/Master/texmf-dist/tex/latex/etoolbox/etoolbox.sty
@@ -12,7 +12,7 @@
 
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{etoolbox}
-  [2020/07/15 v2.5i e-TeX tools for LaTeX (JAW)]
+  [2020/08/24 v2.5j e-TeX tools for LaTeX (JAW)]
 
 \begingroup
 \@ifundefined{eTeXversion}
@@ -878,6 +878,45 @@
      \csname#2\endcsname}
     {\csundef{#1}}}
 
+\ifdef\NewCommandCopy
+  {%
+    \def\etb@carsquare#1#2#3\@nil{#1#2}
+    %
+    % {<cstoken>}{<true>}{<false>}
+    %
+    \newrobustcmd*{\etb@if@robustcmd}[1]{%
+      \begingroup
+        \escapechar=`\\
+        \edef\etb@tempa{%
+      \endgroup
+      \def\noexpand\etb@tempa{\noexpand\@testopt
+        \expandafter\noexpand\csname\string#1\endcsname}%
+      \def\noexpand\etb@tempb{\unexpanded\expandafter\expandafter\expandafter
+        {\expandafter\etb@carsquare#1{}{}\@nil}}%
+      }\etb@tempa
+      \ifx\etb@tempa\etb@tempb
+        \expandafter\@firstoftwo
+      \else
+        \expandafter\@secondoftwo
+      \fi}
+    %
+    % {<cstoken>}{<cstoken>}
+    %
+    \newrobustcmd*{\etb@copy@robustcmd}[2]{%
+      \begingroup
+        \escapechar=`\\
+        \edef\etb@tempa{%
+      \endgroup
+      \protected\def\noexpand#1{\noexpand\@testopt
+        \expandafter\noexpand\csname\string#1\endcsname
+        \unexpanded\expandafter\expandafter\expandafter
+          {\expandafter\@gobbletwo#2}}%
+      \let\expandafter\noexpand\csname\string#1\endcsname
+          \expandafter\noexpand\csname\string#2\endcsname
+      }\etb@tempa}
+    \g@addto@macro\@declarecommandcopylisthook
+      {{\etb@if@robustcmd\etb@copy@robustcmd}}
+  }{}
 % {<csname>}
 
 \newcommand*{\csuse}[1]{%
@@ -1699,7 +1738,7 @@
 
 \ifdef\AddToHook
   {%
-    \newrobustcmd*{\AtEndPreamble}{\AddToHook{env/document/begin}}%
+    \newrobustcmd*{\AtEndPreamble}{\AddToHook{begindocument/before}}%
     \let\AfterPreamble\AtBeginDocument
     \newrobustcmd*{\AfterEndPreamble}{\AddToHook{begindocument/end}}%
     \newrobustcmd*{\AfterEndDocument}{\AddToHook{enddocument/end}}%