This is the mail archive of the cygwin mailing list for the Cygwin project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: perl: Net::DNS requires Win32::IPHelper


On Aug 23 12:07, Yaakov S wrote:
> On Mon, 2010-08-23 at 16:07 +0200, Corinna Vinschen wrote:
> > Here's a question:
> > 
> > Why does the Net::DNS module, which provides only a resolver API, depend
> > on a Win32-related package at all?  Cygwin 1.7 provides a BSD compatible
> > resolver API (res_init, res_query, etc) which should be used, just like
> > on Linux.  Does the module erroneously treat Cygwin as Windows target?
> > If so, that should be fixed.
> 
> Net::DNS does not bind libresolv on *NIX; it does its own parsing
> of /etc/resolv.conf.  On Win32, it uses Win32::IPHelper's bindings of
> GetNetworkParams.
> 
> So this is YA resolver implementation.  When it came to BIND's liblwres,
> you asked that it use the Windows APIs in order to ore closely match our
> libresolv implementation and not require an /etc/resolv.conf.  The same
> would apply here as well.

Ok, right.  I still don't understand why it makes sense to implement
another resolver when the system resolver functions exist, though...


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]