Re: Strange error resolving non-existent hostname

[Thomas Klausner <tk%giga.or.at@localhost>]

On Wed, Dec 02, 2015 at 11:51:17AM +0200, Andreas Gustafsson wrote:
> Joerg Sonnenberger wrote:
> > >    $ telnet nosuch
> > >    nosuch: No address associated with hostname
> > > 
> > > I get the above (incorrect) output on both 6.1.4 and -current.
> > > 
> > > > Any ideas what could be the reason for this?
> > > 
> > > Looks like a bug in NetBSD's getaddrinfo() to me.
> > 
> > Linux provides exactly the same output.
> 
> My Linux system doesn't:
> 
>   $ uname -a; telnet nosuch
>   Linux gurli 2.6.35-32-generic #67-Ubuntu SMP Mon Mar 5 19:35:26 UTC 2012 i686 GNU/Linux
>   telnet: could not resolve nosuch/telnet: Name or service not known
> 
> Nor does Mac OS X:
> 
>   $ uname -a; telnet nosuch
>   Darwin guinea.araneus.fi 14.5.0 Darwin Kernel Version 14.5.0: Tue Sep  1 21:23:09 PDT 2015; root:xnu-2782.50.1~1/RELEASE_X86_64 x86_64
>   nosuch: nodename nor servname provided, or not known
> 
> The point being that the correct message is whatever corresponds to
> a getaddrinfo() return value of EAI_NONAME, not EAI_NODATA.
> 
> See also PR 44915.

Christos committed the fix, and the mercurial test works for me now on
NetBSD-current. Thanks, Christos!
 Thomas