Re: Many perl package failures on core-updates

[ludo@gnu.org (Ludovic Courtès)]

Andreas Enge <andreas@enge.fr> skribis:

> On Wed, Jan 20, 2016 at 11:15:04PM +0100, Ludovic Courtès wrote:
>> I guess Graphviz was propagated so that ‘doxygen’ can produce class
>> diagrams out-of-the-box (it probably looks for ‘dot’ in $PATH.)  So I
>> would probably keep it propagated.
>
> I do not remember anymore, although it was me to do it (well, in April 2014).
> At some point in time doxygen depended on graphviz, then the dependency
> was dropped according to the changelog on the web site. But this was before
> I added it, so you may be right. Does it have any impact on packages
> that depend on doxygen?

Dunno.

> I wonder if this is not a case where we should leave it to the user to
> install or not the additional program, since doxygen should still be
> functional without this feature?

Could be.  OTOH, there’s a risk of Doxygen being effectively “broken by
default” if, as I presume, many programs expect it to be able to
generate PNGs for class diagrams.

I’m chatting, but again, I haven’t actually tried.  :-)

Ludo’.