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From: Ken Brown <kbrown@cornell.edu>
To: Michael McMahon <michael.x.mcmahon@oracle.com>,
	sten.kristian.ivarsson@gmail.com, cygwin@cygwin.com
Subject: Re: Sv: Problems with native Unix domain sockets on Win 10/2019
Date: Tue, 16 Mar 2021 11:19:03 -0400	[thread overview]
Message-ID: <0cc7931c-6c07-755d-2d0c-1b62189fddd9@cornell.edu> (raw)
In-Reply-To: <c06b5537-b1f9-5ae7-fd85-8701c412239c@oracle.com>

On 3/16/2021 9:00 AM, Michael McMahon via Cygwin wrote:
> I think you can download pre-released builds from:
> 
> https://cygwin.com/snapshots/

Right, but see below for cygwin-3.2.0-0.1.

> As mentioned already, the fix here is not actually support of AF_UNIX sockets 
> natively. My understanding is that they are implemented over loopback TCP in 
> cygwin, but the fix allows native AF_UNIX sockets to be handled (eg deleted) as 
> regular files through regular cygwin commands.
> 
> Michael.
> 
> 
> On 16/03/2021 11:06, Kristian Ivarsson via Cygwin wrote:
>> Hi all
>>
>> Does anyone know the status of these fixes ?
>>
>> I saw an announcement for cygwin-3.2.0-0.1 that seemed to contain some
>> AF_UNIX-related fixes but I fail to find out where that distribution exists
>> (if it is supposed to be publicly accessible?), but I tried out the
>> 2021-03-01 snapshot and perhaps they are similar ?

You can install cygwin-3.2.0-0.1 in the usual way, through Cygwin's setup 
program.  Since it's a test release, you'll have to explicitly select that 
release; setup won't just offer it to you.

>> We bumped into some AF_UNIX-related issues when trying the 2021-03-01
>> -snapshot though. It might be some flaws in our code base but the same code
>> works in quite a few Linux-distros
>>
>> We're more than willing to help out with testing this and/or trying to
>> narrow down any possible cygwin issues, but first we'd be glad if someone
>> could give us some kind of status report of this (so no one is doing any
>> unnecessary work)
>>
>>
>> Best regards,
>> Kristian
>>
>> p.s.
>>     I tried to build the topic/af_unix -branch according to the FAQ, but
>> there was some issues

I'm still in the middle of some things on that branch, and I haven't had much 
time to work on it recently.  I hope to get back to it very soon.  In order to 
build it, you need to add -D__WITH_AF_UNIX to CXXFLAGS.  In order to test it, 
you need

#undef AF_UNIX
#define AF_UNIX 31

after including <sys/socket.h>

Ken

  reply	other threads:[~2021-03-16 15:19 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-23 11:25 Michael McMahon
2020-09-24 11:26 ` Ken Brown
2020-09-24 12:01   ` Michael McMahon
2020-09-24 17:11     ` Brian Inglis
2020-09-25 13:19     ` Ken Brown
2020-09-25 14:29       ` Michael McMahon
2020-09-25 14:37         ` Eliot Moss
2020-09-25 16:13           ` Michael McMahon
2020-09-25 16:32             ` Eliot Moss
2020-09-25 18:50         ` Ken Brown
2020-09-25 20:30           ` Ken Brown
2020-09-26  0:31             ` Duncan Roe
2020-09-26  1:22               ` Ken Brown
2020-09-26  7:30             ` Michael McMahon
2020-09-28 11:03               ` Michael McMahon
2021-01-30 16:00                 ` Ken Brown
2021-01-31 23:30                   ` Michael McMahon
2021-02-01 15:04                     ` Ken Brown
2021-02-01 15:10                       ` Corinna Vinschen
2021-02-07 19:35                         ` Michael McMahon
2021-02-08 15:30                           ` Ken Brown
2021-03-16 11:06                             ` Sv: " sten.kristian.ivarsson
2021-03-16 13:00                               ` Michael McMahon
2021-03-16 15:19                                 ` Ken Brown [this message]
2021-03-17 12:47                                   ` Sv: " sten.kristian.ivarsson
2021-03-17 15:47                                     ` Ken Brown

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