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From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Timur Safin <tsafin@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org,
	'Vladislav Shpilevoy' <v.shpilevoy@tarantool.org>
Subject: Re: [Tarantool-patches] [PATCH] Work-around WSL assert when SO_LINGER is set on unix sockets
Date: Wed, 11 Mar 2020 13:53:15 +0300	[thread overview]
Message-ID: <20200311105315.GJ27301@uranus> (raw)
In-Reply-To: <06c001d5f791$df13e800$9d3bb800$@tarantool.org>

On Wed, Mar 11, 2020 at 01:43:16PM +0300, Timur Safin wrote:
>  
> : > -	/* Send all buffered messages on socket before take
> : > -	 * control out from close(2) or shutdown(2). */
> : > -	struct linger linger = { 0, 0 };
> : > +	if (family != AF_UNIX) {
> : 
> : 6. Is there any proof that it is no-op on Linux for AF_UNIX?

Yes. The SO_LINGER setup interal SOCK_LINGER socket flag which
is used in inet streamed sockets (and a few other places).
For unix sockets it is not used.

Still this approach is somehow fragile. As to me such specifics
should either handled by #ifdef which would recognize WSL or
we need some bootstrap runtime testing (which will simply be
more confusing).

IOW, I propose to detect WSL on cmake level and #ifdef the things
which are not supported.

  reply	other threads:[~2020-03-11 10:53 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-10 14:25 Timur Safin
2020-03-11  0:30 ` Vladislav Shpilevoy
2020-03-11 10:43   ` Timur Safin
2020-03-11 10:53     ` Cyrill Gorcunov [this message]
2020-03-11 23:32     ` Vladislav Shpilevoy
2020-03-12  8:39       ` Timur Safin

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