texlive[64195] Master/texmf-dist: \left \right robust, tex4ht r1189

[commits+karl at tug.org]

Revision: 64195
          http://tug.org/svn/texlive?view=revision&revision=64195
Author:   karl
Date:     2022-08-25 22:36:21 +0200 (Thu, 25 Aug 2022)
Log Message:
-----------
\left \right robust, tex4ht r1189

Revision Links:
--------------
    http://tug.org/svn/texlive?view=revision&revision=1189

Modified Paths:
--------------
    trunk/Master/texmf-dist/source/generic/tex4ht/ChangeLog
    trunk/Master/texmf-dist/source/generic/tex4ht/tex4ht-4ht.tex
    trunk/Master/texmf-dist/tex/generic/tex4ht/latex.4ht

Modified: trunk/Master/texmf-dist/source/generic/tex4ht/ChangeLog
===================================================================
--- trunk/Master/texmf-dist/source/generic/tex4ht/ChangeLog	2022-08-25 20:22:29 UTC (rev 64194)
+++ trunk/Master/texmf-dist/source/generic/tex4ht/ChangeLog	2022-08-25 20:36:21 UTC (rev 64195)
@@ -1,3 +1,8 @@
+2022-08-25  Michal Hoftich  <michal.h21 at gmail.com>
+
+	* tex4ht-4ht.tex (latex.4ht): make \left and \right commands robust.
+	https://puszcza.gnu.org.ua/bugs/?423
+
 2022-08-22  Michal Hoftich  <michal.h21 at gmail.com>
 
 	* tex4ht-html4.4ht (html4.4ht): redefine meaning of \% inside of the

Modified: trunk/Master/texmf-dist/source/generic/tex4ht/tex4ht-4ht.tex
===================================================================
--- trunk/Master/texmf-dist/source/generic/tex4ht/tex4ht-4ht.tex	2022-08-25 20:22:29 UTC (rev 64194)
+++ trunk/Master/texmf-dist/source/generic/tex4ht/tex4ht-4ht.tex	2022-08-25 20:36:21 UTC (rev 64195)
@@ -1,4 +1,4 @@
-% $Id: tex4ht-4ht.tex 1186 2022-08-17 21:26:24Z karl $
+% $Id: tex4ht-4ht.tex 1189 2022-08-25 11:20:43Z michal_h21 $
 % tex tex4ht-4ht   or   ht tex tex4ht-4ht
 %
 % Copyright 2009-2022 TeX Users Group    
@@ -7655,6 +7655,17 @@
 \Configure{>}{\mskip\medmuskip}
 >>>
 
+We need to make some commands robust, using the ProvideDocumentCommand. 
+This should prevent fatal errors when such commands are used in sections
+or captions.
+
+\<latex math\><<<
+\ProvideDocumentCommand\left:temp{m}{\a:left{#1}\o:left:#1\b:left{#1}}
+\HLet\left\left:temp
+\ProvideDocumentCommand\right:temp{m}{\a:right{#1}\o:right:#1\b:right{#1}}
+\HLet\right\right:temp
+>>>
+
 \<plain math\><<<
  \def\:tempc{\relax\csname a:,\endcsname}
 \HLet\,=\:tempc

Modified: trunk/Master/texmf-dist/tex/generic/tex4ht/latex.4ht
===================================================================
--- trunk/Master/texmf-dist/tex/generic/tex4ht/latex.4ht	2022-08-25 20:22:29 UTC (rev 64194)
+++ trunk/Master/texmf-dist/tex/generic/tex4ht/latex.4ht	2022-08-25 20:36:21 UTC (rev 64195)
@@ -1,4 +1,4 @@
-% latex.4ht (2022-08-07-07:59), generated from tex4ht-4ht.tex
+% latex.4ht (2022-08-25-13:24), generated from tex4ht-4ht.tex
 % Copyright 1997-2009 Eitan M. Gurari
 % Copyright 2009-2022 TeX Users Group
 %
@@ -17,7 +17,7 @@
 %
 % If you modify this program, changing the
 % version identification would be appreciated.
-\immediate\write-1{version 2022-08-07-07:59}
+\immediate\write-1{version 2022-08-25-13:24}
 
 \ifx\SaveMkHalignConf:g\:UnDef \else \expandafter\endinput\fi
 
@@ -816,6 +816,10 @@
 \Configure{!}{\mskip-\thinmuskip}
 \Configure{:}{\mskip\medmuskip}
 \Configure{>}{\mskip\medmuskip}
+\ProvideDocumentCommand\left:temp{m}{\a:left{#1}\o:left:#1\b:left{#1}}
+\HLet\left\left:temp
+\ProvideDocumentCommand\right:temp{m}{\a:right{#1}\o:right:#1\b:right{#1}}
+\HLet\right\right:temp
 \def\:temp{\csname a:'\endcsname
    \bgroup \aftergroup\:pr at m@s
 \prim at s}
@@ -2318,7 +2322,7 @@
 \expandafter\:temp\usepackage!*?: 
 \def\:tempa{\@latex at e@error}
 \ifx \:temp\:tempa
-   % latex209.4ht (2022-08-07-07:59), generated from tex4ht-4ht.tex
+   % latex209.4ht (2022-08-25-13:24), generated from tex4ht-4ht.tex
 % Copyright 1997-2009 Eitan M. Gurari
 % Copyright 2009-2022 TeX Users Group
 %
@@ -2337,7 +2341,7 @@
 %
 % If you modify this program, changing the
 % version identification would be appreciated.
-\immediate\write-1{version 2022-08-07-07:59}
+\immediate\write-1{version 2022-08-25-13:24}
 
 \let\:fnsymbol\@fnsymbol
 \def\@fnsymbol#1{{\hbox{$\:fnsymbol{#1}$}}}