VirtIO html render failure using htlatex

[Alex Bennée]

Manos Pitsidianakis <manos.pitsidianakis at linaro.org> writes:

> On Fri, Oct 3, 2025 at 8:19 PM Alex Bennée <alex.bennee at linaro.org> wrote:
>>
>>
>> Hi,
>>
>> I was attempting to re-build the VirtIO specifications since upgrading
>> my main machine to Debian Trixie. The build fails to complete with:
>>
>>   ! Undefined control sequence.
>>   \f:HBorder ...border-top:1px solid \#\hline:color
>>                                                     ;"></td>
>>   l.867 R
>>          ead / Write & Device Specific & \\
>>   ?
>>   ! Emergency stop.
>>   \f:HBorder ...border-top:1px solid \#\hline:color
>>
>
> The problem are the tabular environment's \cline macros in
> transport-pci.tex, removing them will make compilation work.
>
> Perhaps this tex4ht version does not define it like it defines \hline?
>
> CC'ing tex4ht mailing list.

Karl already forwarded it:

  https://tug.org/pipermail/tex4ht/2025q4/003775.html

and:

  https://svn.gnu.org.ua/viewvc/tex4ht/trunk/lit/tex4ht-html4.tex?r1=1750&r2=1749&pathrev=1750

I'm going to roll the workaround in my virtio spec patches in a bit.

-- 
Alex Bennée
Virtualisation Tech Lead @ Linaro