From 0049de487f3ccdc2ee7b775d7d0da67d81b888c8 Mon Sep 17 00:00:00 2001
From: Karl Berry <karl@freefriends.org>
Date: Mon, 5 Feb 2018 21:55:52 +0000
Subject: etoolbox (5feb18)

git-svn-id: svn://tug.org/texlive/trunk@46550 c570f23f-e606-0410-a88d-b1316a301751
---
 Master/texmf-dist/tex/latex/etoolbox/etoolbox.def |  2 +-
 Master/texmf-dist/tex/latex/etoolbox/etoolbox.sty | 57 +++++++++++++----------
 2 files changed, 34 insertions(+), 25 deletions(-)

(limited to 'Master/texmf-dist/tex/latex')

diff --git a/Master/texmf-dist/tex/latex/etoolbox/etoolbox.def b/Master/texmf-dist/tex/latex/etoolbox/etoolbox.def
index 50b5be7a0bd..e4cb93ea8af 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}
-  [2018/02/03 v2.5a etoolbox debug messages (JAW)]
+  [2018/02/04 v2.5b 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 5f92f1d4fc8..57cb2f2c69f 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}
-  [2018/02/03 v2.5a e-TeX tools for LaTeX (JAW)]
+  [2018/02/04 v2.5b e-TeX tools for LaTeX (JAW)]
 
 \begingroup
 \@ifundefined{eTeXversion}
@@ -1502,19 +1502,20 @@
     \long\def\noexpand#1####1{%
       \expandafter\noexpand
       \csname etb@lst@\expandafter\@gobble\string#1\endcsname
-      \space####1\noexpand#2\noexpand\etb@lst@q@end\noexpand#2&}%
+      \noexpand\@nil####1\noexpand#2\noexpand\etb@lst@q@end\noexpand#2&}%
     \long\csdef{etb@lst@\expandafter\@gobble\string#1}%
-      ####1\noexpand#2####2\noexpand#2{%
-      \noexpand\etb@listitem\noexpand\do{####1}%
-      \noexpand\ifx\noexpand\etb@lst@q@end####2\noexpand\@empty
+      ####1\noexpand#2{%
+      \noexpand\expandafter\noexpand\ifx\noexpand\expandafter
+      \noexpand\etb@lst@q@end\noexpand\@gobble####1\noexpand\@empty
         \noexpand\expandafter\noexpand\@firstoftwo
       \noexpand\else
         \noexpand\expandafter\noexpand\@secondoftwo
       \noexpand\fi
         {\noexpand\listbreak}
-        {\expandafter\noexpand
+        {\noexpand\etb@listitem\noexpand\do{####1}%
+         \expandafter\noexpand
          \csname etb@lst@\expandafter\@gobble\string#1\endcsname
-	 \space####2\noexpand#2}}}%
+	 \noexpand\@nil}}}%
   \@tempa}
 
 \def\etb@lst@q@end{\etb@lst@q@end}
@@ -1525,22 +1526,27 @@
     \long\def\noexpand#1####1####2{%
       \expandafter\noexpand
       \csname etb@lst@\expandafter\@gobble\string#1\endcsname
-      {####1}\space####2\noexpand#2&}%
-    \long\csdef{etb@lst@\expandafter\@gobble\string#1}####1####2\noexpand#2####3&{%
-      \noexpand\etb@listitem{####1}{####2}%
-      \noexpand\ifblank{####3}
+      {####1}\noexpand\@nil####2\noexpand#2\noexpand\etb@lst@q@end\noexpand#2&}%
+    \long\csdef{etb@lst@\expandafter\@gobble\string#1}####1####2\noexpand#2{%
+      \noexpand\expandafter\noexpand\ifx\noexpand\expandafter
+      \noexpand\etb@lst@q@end\noexpand\@gobble####2\noexpand\@empty
+        \noexpand\expandafter\noexpand\@firstoftwo
+      \noexpand\else
+        \noexpand\expandafter\noexpand\@secondoftwo
+      \noexpand\fi
         {\noexpand\listbreak}
-        {\expandafter\noexpand
+        {\noexpand\etb@listitem{####1}{####2}%
+         \expandafter\noexpand
          \csname etb@lst@\expandafter\@gobble\string#1\endcsname
-	 {####1}\space####3}&}}%
+	        {####1}\noexpand\@nil}}}%
   \@tempa}
 
 \long\def\etb@listitem#1#2{%
-  \ifblank{#2}
+  \expandafter\ifblank\expandafter{\@gobble#2}
     {}
     {\expandafter\etb@listitem@i
-     \expandafter{\@firstofone#2}{#1}}}
-\long\def\etb@listitem@i#1#2{#2{#1}}
+     \expandafter{\@gobble#2}{#1}}}
+\long\def\etb@listitem@i#1#2{\expandafter#2\expandafter{\@firstofone#1}}
 
 \newcommand*{\listbreak}{}
 \long\def\listbreak#1&{}
@@ -1632,16 +1638,19 @@
 \newcommand*{\forlistloop}[2]{%
   \expandafter\etb@forlistloop\expandafter{#2}{#1}}
 
-\long\def\etb@forlistloop#1#2{\etb@forlistloop@i{#2}#1|&}
+\long\def\etb@forlistloop#1#2{\etb@forlistloop@i{#2}#1|\etb@lst@q@end|&}
 
-\long\def\etb@forlistloop@i#1#2|#3&{%
-  \ifblank{#2}
-    {}
-    {#1{#2}}%
-  \ifblank{#3}
+\long\def\etb@forlistloop@i#1#2|{%
+  \ifx\etb@lst@q@end#2\@empty
+    \expandafter\@firstoftwo
+  \else
+    \expandafter\@secondoftwo
+  \fi
     {\listbreak}
-    {\etb@forlistloop@i{#1}#3}%
-  &}
+    {\ifblank{#2}
+      {}
+      {#1{#2}}%
+      \etb@forlistloop@i{#1}}}
 
 % {<handler>}{<listcsname>} => <handler>{<item1>}<handler>{<item2>}...
 
-- 
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