From 0ef3dfaccca426fb0f3b06fc106ef9b5b0423dad Mon Sep 17 00:00:00 2001
From: Norbert Preining <norbert@preining.info>
Date: Mon, 23 Aug 2021 03:00:54 +0000
Subject: CTAN sync 202108230300

---
 support/TeX4ht/source/tex4ht-html4.tex | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'support/TeX4ht/source/tex4ht-html4.tex')

diff --git a/support/TeX4ht/source/tex4ht-html4.tex b/support/TeX4ht/source/tex4ht-html4.tex
index 035e5ea0ec..8b651b1717 100644
--- a/support/TeX4ht/source/tex4ht-html4.tex
+++ b/support/TeX4ht/source/tex4ht-html4.tex
@@ -1,4 +1,4 @@
-% $Id: tex4ht-html4.tex 957 2021-06-20 21:36:38Z michal_h21 $
+% $Id: tex4ht-html4.tex 974 2021-08-22 16:06:00Z michal_h21 $
 % Compile 4 times: latex tex4ht-html4
 % Copy html4.4ht into the work directory before all but the last compilation.
 %
@@ -21401,7 +21401,29 @@ users redefine the latter macro.
 >>>
 
 
+%%%%%%%%%%%%%%%%%%%%
+\section{siunitx}
+%%%%%%%%%%%%%%%%%%%%
 
+\<configure html4 siunitx\><<<
+\ExplSyntaxOn
+\ifdefined\fixmathjaxtoc
+\AtBeginDocument{%
+\cs_gset_protected:Npn \__siunitx_print_math_auxii:n #1
+  {
+    \tl_set:Nn \l__siunitx_print_tmp_tl {#1}
+    \exp_args:NNnx \tl_replace_all:Nnn \l__siunitx_print_tmp_tl
+      { ^ } { \token_to_str:N ^ }
+    % escape special HTML characters
+    \regex_replace_all:nnN { \x{26} } { &amp; } \l__siunitx_print_tmp_tl
+    \regex_replace_all:nnN { \x{3C} } { &lt; } \l__siunitx_print_tmp_tl
+    \regex_replace_all:nnN { \x{3E} } { &gt; } \l__siunitx_print_tmp_tl
+    \HCode{\detokenize{\(} \tl_to_str:N \l__siunitx_print_tmp_tl \detokenize{\)}}
+}
+}
+\fi
+\ExplSyntaxOff
+>>>
 
 
 
-- 
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