[Pkg-xmpp-devel] Bug#493599: pushing udns into squeeze

[Moritz Muehlenhoff]

On Sun, Jul 12, 2009 at 11:12:24PM +0200, Florian Weimer wrote:
> * Thadeu Lima de Souza Cascardo:
> 
> > While udns has no entered etch or lenny, we should reconsider that
> > situation in the case of squeeze. Some software in Debian depends or
> > may be improved while depending on udns.
> 
> udns doesn't handle truncation, so it won't play well with the
> PowerDNS recursor (which doesn't support EDNS).
> 
> It does not use a connected UDP socket, so it won't notice ICMP
> errors.  (This means that it's only suitable for long-running
> processes.)
> 
> The escape sequences it uses inside TXT records are hexadecimal, not
> decimal, as it is standard for DNS software.
> 
> The domain name parser triggers undefined behavior for certain inputs
> because it performs out-of-bound pointer arithmetic.  This is unlikely
> to cause practical problems with current GCC versions (but LTO might
> change this).
> 
> Sorry for being unconstructive, but I really don't think we need yet
> another DNS resolver in Debian.

Thadeu, since no package uses current udns and upstream recommends
switching to ldns, should we go ahead and remove udns from the
archive?

Cheers,
        Moritz