From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 42474 invoked by alias); 11 Mar 2019 09:45:46 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 42467 invoked by uid 89); 11 Mar 2019 09:45:46 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-102.2 required=5.0 tests=AWL,BAYES_00,GOOD_FROM_CORINNA_CYGWIN,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 spammy=wait!, HCc:D*cygwin.com, HCc:U*cygwin, H*F:D*cygwin.com X-HELO: mout.kundenserver.de Received: from mout.kundenserver.de (HELO mout.kundenserver.de) (212.227.126.130) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 11 Mar 2019 09:45:45 +0000 Received: from calimero.vinschen.de ([24.134.7.25]) by mrelayeu.kundenserver.de (mreue009 [212.227.15.167]) with ESMTPSA (Nemesis) id 1MBUuV-1hCrCY1chr-00Cxhz; Mon, 11 Mar 2019 10:45:05 +0100 Received: by calimero.vinschen.de (Postfix, from userid 500) id 3E18DA80461; Mon, 11 Mar 2019 10:45:03 +0100 (CET) Date: Mon, 11 Mar 2019 09:45:00 -0000 From: Corinna Vinschen To: Mark Geisert Cc: cygwin@cygwin.com Subject: Re: Patch request to qt 5.9.4 (Re: [ANNOUNCEMENT] Qt 5.9.4) Message-ID: <20190311094503.GC3785@calimero.vinschen.de> Reply-To: cygwin@cygwin.com Mail-Followup-To: Mark Geisert , cygwin@cygwin.com References: <1439412702.1866573.1551653028041.JavaMail.yahoo.ref@mail.yahoo.co.jp> <1439412702.1866573.1551653028041.JavaMail.yahoo@mail.yahoo.co.jp> <0faa5fb55a0af4803fcdff786dba8be440355609.camel@cygwin.com> <2014394607.770377.1552264089735.JavaMail.yahoo@mail.yahoo.co.jp> <72f4ecd86329b97d1c3cc1b796bf9393d02228f0.camel@cygwin.com> <881759885.934635.1552275216926.JavaMail.yahoo@mail.yahoo.co.jp> <30cae96a-7c70-5634-85ce-3fe6b36a7d21@maxrnd.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="h1Kgj0J7YauQlxie" Content-Disposition: inline In-Reply-To: <30cae96a-7c70-5634-85ce-3fe6b36a7d21@maxrnd.com> User-Agent: Mutt/1.11.3 (2019-02-01) X-SW-Source: 2019-03/txt/msg00242.txt.bz2 --h1Kgj0J7YauQlxie Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-length: 1032 On Mar 11 00:21, Mark Geisert wrote: > Tatsuro MATSUOKA wrote: > > [...] > > without the above patch () > > qt_safe_socket(PF_UNIX, SOCK_STREAM, 0, O_NONBLOCK))) > > gnuplot cannot connect with gnuplot_qt. > >=20 > > with the above patch () > > qt_safe_socket(PF_UNIX, SOCK_STREAM, 0)) > > gnuplot can connect with gnuplot_qt. > >=20 > > Perhaps qt with O_NONBLOCK is some wrong with process connection. >=20 > Hi Tatsuro, > For the record, what Enrico supplied is what we'd call an STC, a Simple T= est > Case. Unfortunately his STC dealt with select() on a named pipe. >=20 > Your gnuplot issue has to do with "Unix sockets", a form of IPC between > processes. Cygwin uses Windows named pipes to implement "Unix sockets" on > Windows. No, wait! While there is code in Cygwin which is supposed to use Windows named pipes to implement AF_UNIX sockets at one point, thos code is far from being complete. As yet, Cygwin uses loopback IPv4 sockets to implement AF_UNIX sockets. Corinna --=20 Corinna Vinschen Cygwin Maintainer --h1Kgj0J7YauQlxie Content-Type: application/pgp-signature; name="signature.asc" Content-length: 833 -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEoVYPmneWZnwT6kwF9TYGna5ET6AFAlyGLh8ACgkQ9TYGna5E T6ASwRAAkR8Kd9SeVBLAxnopwLXmAQqt7fvvoVS5nGbWsw4Mko1N7SVkGBZ14kJI m/agHEQjG4uVLyVFtu773DsFJVXLYs5zjStcOLgVi+zNDD9GuPuvRmTE/z6QTLum JfeBxYQjgJOBRPBISoBhR7zL03lIloTMJliKqM5DZ3YnhCzqvwG6tcRSt3OENz+4 lbn9Uh25hslfuCacB6K5tzTfp4pbuthMV4EnUckyzffaZXgSL7aVmnFGIVdruKWY 2pDSJ2l8D2ErvSOcZsn9eNWE5SJP5UKlgAntrl6ACIjITK8gBq/eceL3gY1fBVmP 9DmzKzImD9wYVtBA0iCvzIWV74SmwqQ1z/BseW9/ZsVFGKGZaWDCDPfJpxYKsy0L 8eMcZrrtnR2aK6Ai57CNP/egsH6t8RoCGFbsFu4t9Mg4XtUwTTfHWbRvPRxUCAE2 3Cx1Lwzv/9Ma8dQbg2Kec3a44m5IZsP5JBhz5EGBbFNrzNSjY8PUzIi2wbfrtadO 8yGkFPNcZeuGfHpXKgSctcYiKpxUere75TnwUgJbl+jZVSnROOMGqMx6wtISwnq+ iSTk3ys/dF7jws9Bo/zJ8pbm50LpgvG6URo9+caW8b4piEhx2uI3dcWPfJuyrQSu 7r1XgXFIRk++TsqkVoZjEYJYWrmFd7iT6jdMu7jb+iLiQDm6XtA= =+Xbq -----END PGP SIGNATURE----- --h1Kgj0J7YauQlxie--