From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 74433 invoked by alias); 22 Jun 2016 15:37:08 -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 74356 invoked by uid 89); 22 Jun 2016 15:37:07 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-96.3 required=5.0 tests=AWL,BAYES_00,GOOD_FROM_CORINNA_CYGWIN,KAM_LAZY_DOMAIN_SECURITY,RCVD_IN_PBL,RCVD_IN_SORBS_DUL,RDNS_DYNAMIC autolearn=ham version=3.3.2 spammy=young, surprise X-HELO: calimero.vinschen.de Received: from ipbcc0227e.dynamic.kabel-deutschland.de (HELO calimero.vinschen.de) (188.192.34.126) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Wed, 22 Jun 2016 15:36:54 +0000 Received: by calimero.vinschen.de (Postfix, from userid 500) id 2A63CA806CF; Wed, 22 Jun 2016 17:36:52 +0200 (CEST) Date: Wed, 22 Jun 2016 17:17:00 -0000 From: Corinna Vinschen To: cygwin@cygwin.com Subject: Re: Piping on 64-bit Cygwin was Re: [ANNOUNCEMENT] llvm 3.7.1-2 Message-ID: <20160622153652.GB15373@calimero.vinschen.de> Reply-To: cygwin@cygwin.com Mail-Followup-To: cygwin@cygwin.com References: <953793912.12352673.1466549681179.JavaMail.yahoo.ref@mail.yahoo.com> <953793912.12352673.1466549681179.JavaMail.yahoo@mail.yahoo.com> <2118813453.12281992.1466559153922.JavaMail.yahoo@mail.yahoo.com> <0bafcf1a-590e-3e30-679f-117cd4aeba7a@gmail.com> <0FB21113-2A8C-4C63-9889-C0E3254C6E5A@etr-usa.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="yrj/dFKFPuw6o+aM" Content-Disposition: inline In-Reply-To: <0FB21113-2A8C-4C63-9889-C0E3254C6E5A@etr-usa.com> User-Agent: Mutt/1.6.1 (2016-04-27) X-SW-Source: 2016-06/txt/msg00298.txt.bz2 --yrj/dFKFPuw6o+aM Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-length: 980 On Jun 22 09:29, Warren Young wrote: > On Jun 22, 2016, at 6:39 AM, Marco Atzeri wrote: > >=20 > >=20 > > may be is a piping problem, but there is no evidence; it could be a lot= of different issues due to 64bit porting. > > I will not be surprise if there is wrong assumption on data size. >=20 > That=E2=80=99s my guess, too. >=20 > 64-bit Windows is LLP64, while 64-bit Linux is LP64 on the same hardware. s/Linux/Linux and Cygwin/ > That means that any binary protocol that uses C=E2=80=99s =E2=80=9Clong= =E2=80=9D data type > will do the wrong thing on Cygwin, because it uses Windows=E2=80=99 data = size > rules for ABI compatibility with Windows. >=20 > See https://en.wikipedia.org/wiki/64-bit_computing#64-bit_data_models And https://cygwin.com/faq.html#faq.programming.64bitporting Corinna --=20 Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat --yrj/dFKFPuw6o+aM Content-Type: application/pgp-signature; name="signature.asc" Content-length: 819 -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJXarCTAAoJEPU2Bp2uRE+gTysQAJ069Cdf95vhZhwfZOu8uAZx OPKZBNyRke3d1l1VqdGFLpKXUsEth+T5n3Pt2EU/nI4JuDpLbGXNFoXD4ga/MU7N FUOPl2QHP8xIBf8w+ou5AW8PIncLy6JbQ62LzFTJBDseQvAUOqWt8hSWMskQscKE KVJzECDB4qgrfI12nbwwuNVpLBt5NQVfiD/9UiEA1366QxRvjXo5xeUooJ/3JbHB tn40Vf8SMK7opPuqbB7LCinZWYI/h0zMyY/zrcdngFmhyFkqB+NNnxX1NvuDHLo8 /JNFep6n0/a199cGU1+rEq+5Rp7mpey36B84lOTU5S0yC8df6OYBhkCZkqdQDDZ1 ea0NPBpGeyYH7JfLHAqYgnhKkFKAtfOWNEYa7x5C/2YvEthv2dfrClZ9Y4MZcuXO jQ/FjCSdcI8MCIsFf2QZFQbnXCSh6v3oGUsX3e+6Snxm6OSv7HSW7q4kRSw1CpnN A4WtPXc+aH2fF5BAIxnVoQCMbuHSyFMdLpgD2v/LcDJjazGnS2iijSFAFxY2nXHH uWw/llaV6jzdDBBiOFJNkhH075FSPImSO6bBz9l4XhCnim+G9CMjGnYTNJr/OW/1 ZcFAK83cUkAX57Vq8jvkr+WHNeCx2Ml5RvcFizuSFp7m4+RAiB3nDTpf08ovHRz1 xGm6ZwwRpWVdI5UMrFPj =1xXi -----END PGP SIGNATURE----- --yrj/dFKFPuw6o+aM--