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-rw-r--r--support/TeX4ht/source/tex4ht-4ht.tex27
1 files changed, 24 insertions, 3 deletions
diff --git a/support/TeX4ht/source/tex4ht-4ht.tex b/support/TeX4ht/source/tex4ht-4ht.tex
index 2b6a8431da..7f3605731c 100644
--- a/support/TeX4ht/source/tex4ht-4ht.tex
+++ b/support/TeX4ht/source/tex4ht-4ht.tex
@@ -1,4 +1,4 @@
-% $Id: tex4ht-4ht.tex 1445 2024-01-19 11:16:04Z michal_h21 $
+% $Id: tex4ht-4ht.tex 1447 2024-01-21 21:28:32Z michal_h21 $
% tex tex4ht-4ht or ht tex tex4ht-4ht
%
% Copyright 2009-2024 TeX Users Group
@@ -30715,7 +30715,11 @@ What \Verb+\put@line+ of the 08 version does?
% Copyright 2021-2024 TeX Users Group
|<TeX4ht license text|>
|<siunitx require color|>
+\ExplSyntaxOn
|<siunitx ang|>
+|<siunitx disable tight space|>
+|<siunitx disable S columns|>
+\ExplSyntaxOff
\Hinput{siunitx}
\endinput
>>> \AddFile{9}{siunitx}
@@ -30732,7 +30736,6 @@ This should bring support for the \Verb+\ang+ command, which can be used
to input angles.
\<siunitx ang\><<<
-\ExplSyntaxOn
\cs_set_protected:Npn \__siunitx_angle_arc_print_auxv_fourht:w
#1 \q_nil #2 \q_nil #3 \q_nil #4 \q_nil #5 \q_nil #6 \q_stop
{\bgroup\siunitx_print_number:n {#1#2#3#4#5}\egroup}
@@ -30750,8 +30753,26 @@ to input angles.
}
\HLet\__siunitx_angle_arc_print_auxvi:n\__siunitx_angle_arc_print_auxvi_fourht:n
-\ExplSyntaxOff
+>>>
+
+It seems that the tight-spacing option can cause errors with TeX4ht.
+We disable the boolean that is set by this option to prevent that.
+
+\<siunitx disable tight space\><<<
+% https://tex.stackexchange.com/q/707485/2891
+\bool_set_false:N \l__siunitx_number_tight_bool
+>>>
+
+Siunitx provides special column specification in tables. It enables alignment
+of cells based on the floating point of numbers. Unfortunatelly, it
+also completelly breaks TeX4ht table processing, so tables that use
+it come out as a complete mess.
+\<siunitx disable S columns\><<<
+% disable S columns for tables
+% https://tex.stackexchange.com/q/707485/2891
+\cs_set_protected:Npn \siunitx_cell_begin:w {}
+\cs_set_protected:Npn \siunitx_cell_end: {}
>>>
%%%%%%%%%%%%%