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From: Corinna Vinschen <>
Subject: Re: [PATCH] CYGWIN:  Fix resolver debugging output
Date: Mon, 1 Feb 2021 20:02:15 +0100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Feb  1 15:46, Lavrentiev, Anton (NIH/NLM/NCBI) [C] via Cygwin-patches wrote:
> > Except, the value has no meaning for ipv6.
> It'll print all 0's :-)  But:
> minires does not make use of the _ext field.  It does use the conventional nsaddr_list (which is IPv4),
> but only if Windows native DNS API is not used: "osquery"(aka use_os)=0.
> For debugging purposes, that is enough and very convenient (yet the output needed some tune-up, which I suggested in my patch).


> But for practical purposes, only Windows API should be used in regular applications (which is the default, anyways, since
> /etc/resolv.conf is not routinely provided, so "osquery=1" implicitly).

Yeah, I think so, too.  Ideally we should have stripped out all code
providing non-Windows means (i. e., /etc/resolv.conf support) back when
this code was folded into Cygwin.  It just doesn't make sense, at least
not by default.

> I'm not sure if improvements to use _ext by the minires own code would be any beneficial.
> Having said that, AAAA replies should be made understood by the minires-if-os shim code
> (and I can provide a patch for that, too).

That would be great!


  reply	other threads:[~2021-02-01 19:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-29 19:29 Anton Lavrentiev
2021-02-01 10:34 ` Corinna Vinschen
2021-02-01 14:23   ` Lavrentiev, Anton (NIH/NLM/NCBI) [C]
2021-02-01 15:02     ` Corinna Vinschen
2021-02-01 15:46       ` Lavrentiev, Anton (NIH/NLM/NCBI) [C]
2021-02-01 19:02         ` Corinna Vinschen [this message]
2021-02-02 18:02           ` Brian Inglis
2021-02-02 19:38             ` Lavrentiev, Anton (NIH/NLM/NCBI) [C]

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