auctex preview.dvi build failure

[Andreas Roehler]

David Kastrup wrote:
> Mats Lidell <matsl at xemacs.org> writes:
> 
>>>>>>> Ville wrote:
>> Ville> This looks to me like something that could be the problem, but
>> Ville> I don't know what to do about it:
>>
>> The part:
>> ...
>> \reserved at a\pr at version $Name:  $ \ifx\pr at version\@empty
>> \reserved at a\pr at version CVS-$Revision: 1.1.2.1 $ \endgroup \else
>>   \def\next release_{} \lccode`\_=`.
>> ...
>>
>> Seems to ensure that the co tag has the format "release_".
>>
>> Not knowing at all what I'm doing I changed the line into the format
>> sumo-{}:
>>
>> ...
>> \reserved at a\pr at version $Name:  $ \ifx\pr at version\@empty
>> \reserved at a\pr at version CVS-$Revision: 1.1.2.1 $ \endgroup \else
>>   \def\next sumo-{} \lccode`\_=`.
>>   \edef\next{\lowercase{\endgroup
>> ...
>>
>> Maybe, just maybe, this will make the date in the tag show up as the
>> version. If it really is so and if that is the right thing to do is
>> another thing. Hopefully this will help anyone who knows tex to figure
>> out the right thing to do.
> 
> Quoting from the GPLv3 (under which AUCTeX currently is distributed,
> your version probably still being under GPLv2)
> 
>   5. Conveying Modified Source Versions.
> 
>   You may convey a work based on the Program, or the modifications to
> produce it from the Program, in the form of source code under the
> terms of section 4, provided that you also meet all of these conditions:
> 
>     a) The work must carry prominent notices stating that you modified
>     it, and giving a relevant date.
> 
> 
> Putting a LaTeX style file into the search paths and letting it announce
> a nonsensical version number not corresponding to any upstream version
> is not exactly going to cause major enthusiasm.
> 
> So _please_ take the prominent notice stuff seriously.
> 

As the problem may show up elsewhere too:

It seems hardly possible to indicate maybe many hundred modifications as prominent notices,
maybe its a solution to indicate the last changing date together with a link to the repo?

Andreas