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Re: Phantom socket with threaded resolver

From: Daniel Stenberg via curl-library <curl-library_at_cool.haxx.se>
Date: Sat, 10 Oct 2020 15:38:18 +0200 (CEST)

On Fri, 9 Oct 2020, Sean Miller via curl-library wrote:

> Maybe I'm dense, but how can I tell that I should treat this invocation of
> CURLMOPT_SOCKETFUNCTION as a signal that DNS resolution is done?

You can't and you shouldn't. libcurl doesn't tell the application when the DNS
resolution is done (or even if DNS resolution is at all performed). You can
still attempt to detect it, but there's no promise it will work.

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Received on 2020-10-10