From owner-svn-src-all@FreeBSD.ORG Wed Nov 27 17:06:41 2013 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 141EBBAC; Wed, 27 Nov 2013 17:06:41 +0000 (UTC) Received: from mail.palisadesystems.com (mail.palisadesystems.com [216.81.178.129]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id B8F102BBC; Wed, 27 Nov 2013 17:06:40 +0000 (UTC) Received: from [192.168.1.107] (173-25-205-212.client.mchsi.com [173.25.205.212]) (authenticated bits=0) by mail.palisadesystems.com (8.14.6/8.14.6) with ESMTP id rARGvb2u006851 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Wed, 27 Nov 2013 10:57:39 -0600 (CST) (envelope-from guy.helmer@gmail.com) Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 7.0 \(1822\)) Subject: Re: svn commit: r258672 - in head: . share/mk From: Guy Helmer In-Reply-To: <52959276.7070803@wemm.org> Date: Wed, 27 Nov 2013 10:57:36 -0600 Content-Transfer-Encoding: quoted-printable Message-Id: <90DAAE00-34A2-4028-BD45-FFEA280CFC3B@gmail.com> References: <201311270454.rAR4sOqI004103@svn.freebsd.org> <20131127050358.GG1710@glenbarber.us> <52959276.7070803@wemm.org> To: Peter Wemm X-Mailer: Apple Mail (2.1822) X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.7 (mail.palisadesystems.com [192.168.222.92]); Wed, 27 Nov 2013 10:57:41 -0600 (CST) X-Palisade-MailScanner-Information: Please contact the ISP for more information X-Palisade-MailScanner-ID: rARGvb2u006851 X-Palisade-MailScanner: Found to be clean X-Palisade-MailScanner-SpamCheck: not spam, SpamAssassin (score=-0.999, required 5, ALL_TRUSTED -1.00, BAYES_00 -1.90, DKIM_ADSP_CUSTOM_MED 0.00, FREEMAIL_FROM 1.00, NML_ADSP_CUSTOM_MED 0.90) X-Palisade-MailScanner-From: guy.helmer@gmail.com X-Spam-Status: No Cc: svn-src-head@freebsd.org, Glen Barber , svn-src-all@freebsd.org, src-committers@freebsd.org X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 Nov 2013 17:06:41 -0000 On Nov 27, 2013, at 12:34 AM, Peter Wemm wrote: > On 11/26/13, 9:03 PM, Glen Barber wrote: >> On Wed, Nov 27, 2013 at 04:54:24AM +0000, Peter Wemm wrote: >>> Author: peter >>> Date: Wed Nov 27 04:54:23 2013 >>> New Revision: 258672 >>> URL: http://svnweb.freebsd.org/changeset/base/258672 >>>=20 >>> Log: >>> At great personal risk, change the default for LIB32 from yes to = no. As >>> mentioned in UPDATING, you can even do it as an as-needed operation = after >>> doing a buildworld/installworld. You can set WITH_LIB32=3Dyes in = make.conf >>> or src.conf. >>>=20 >>=20 >> Thank you. Long overdue, IMHO. >>=20 >> Glen >>=20 >=20 > A slightly longer explanation of what I was thinking: >=20 > - There's a new round of 'make -j' problems lurking in there. We are > missing chunks of the ordering glue that cause libraries to be built = in the > right order when they depend on each other. > - It's a waste of cpu time for the usual case, particularly for the = 11.x > cycle for the next 1-2 years. > - We don't build them properly - we invent cpu flags etc. >=20 > The usual use case for 32 bit binaries seems to be: > - running a 32 bit chroot or jail - this is unaffected. > - running old binaries, usually from 4.x or 6.x when the 64 bit port = was > really green - WITH_LIB32 doesn't actually help much with this because = most > of the libraries are missing. >=20 > It seems more likely we can do a better job with packages. With some > massaging, we should be able to use the compat-6.x/i386 libraries = as-is, and > solve the "old 4.x/6.x binary" issue in one go. >=20 > However, ld-elf32.so.1 does require special handling. I have = something in > mind that might make this moot though. >=20 > I suspect I've made the powerpc folks angry though=85 >=20 FWIW, this would break 3rd-party software I use on amd64 that was only = provided as i386 binaries. Guy