From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 157C11389F5 for ; Sat, 4 Apr 2015 04:47:43 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 1E1D4E091B; Sat, 4 Apr 2015 04:47:37 +0000 (UTC) Received: from mail0200.smtp25.com (mail0200.smtp25.com [174.37.170.200]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id EEEBCE08C4 for ; Sat, 4 Apr 2015 04:47:35 +0000 (UTC) Received: from ccs.covici.com (localhost [127.0.0.1]) by ccs.covici.com (8.14.9/8.14.8) with ESMTP id t344lW9c026706 for ; Sat, 4 Apr 2015 00:47:33 -0400 From: covici@ccs.covici.com To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Re: multilib - do I need it? In-reply-to: <551F2A3D.9010509@gmail.com> References: <20150403013014.GA22487@waltdnes.org> <30799.1428079718@ccs.covici.com> <551F2A3D.9010509@gmail.com> Comments: In-reply-to Alan McKinnon message dated "Sat, 04 Apr 2015 02:03:09 +0200." X-Mailer: MH-E 8.5; nmh 1.6; GNU Emacs 23.4.1 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <26704.1428122852.1@ccs.covici.com> Content-Transfer-Encoding: quoted-printable Date: Sat, 04 Apr 2015 00:47:32 -0400 Message-ID: <26705.1428122852@ccs.covici.com> X-SpamH-OriginatingIP: 70.109.53.110 X-SpamH-Filter: s-out-001.smtp25.com-t344lXuI015737 X-Archives-Salt: c8bae16d-5065-4846-bafb-78167c09d496 X-Archives-Hash: 0d0115914b275f28a1619f2e4d8185d1 Alan McKinnon wrote: > On 03/04/2015 18:48, covici@ccs.covici.com wrote: > > Grant Edwards wrote: > > = > >> On 2015-04-03, Walter Dnes wrote: > >>> On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote > >>>> Hi, > >>>> > >>>> How does one know previously which packages will require 32 bit ABI= ? > >>>> > >>>> I have two systems (among others) to consider: one is very simple, = built > >>>> using as fewer packages as possible, it is the development system f= or an > >>>> embedded equipment, and it is 64 bit ABI only - no multilib; the o= ther is > >>>> a general purpose workstation, with lots of packages, and someday, = by some > >>>> forgotten reason, I needed to install emul-linux-* . > >>> > >>> Can you attach your /var/lib/portage/world file to a post here? I > >>> assume you have nothing embarressing in it. Almost all applications > >>> that used to require 32-bit emulation now run natively on 64-bit > >>> no-multilib. I recently upgraded a 7+ year old machine from 32-bit > >>> Gentoo to 64-bit-only Gentoo (no-multilib) and I don't have any apps > >>> with problems as 64-bit only. > >> > >> The only two 32-bit apps I've run into on my various XFCE machines ar= e > >> grub-legacy (which requires a 32-bit ncurses lib), and acroread (whic= h > >> requires 100+ 32-bit libraries). > > = > > hmmm, I have 7 emul-linux86 packages, but portage did not offer to > > replace them when I checked today for a world update -- I didn't want = to > > remove them manually, I thought it might do more harm than good. I am > > not sure whether I need any 32-bit libraries, although I do have > > multilib enabled, but I wonder about those emul-linux-x86 packages. A= ny > > way for me to tell what is going on here such as dependencies on 32-bi= t > > libraries? > = > It's safe to remove emul-linux-x86-* to see what happens next; and > fixing it is trivial. So: > = > - remove those packages > - fiddle make.conf > - emerge world using -p and inspect the list > = > If you don;t like what you see, revert your edits and remerge > emul-linux-x86-*. They are binary packages so the emerge is rather > quick. As long as you didn't re-merge anything else in the interim, > nothing will break OK, thanks. -- = Your life is like a penny. You're going to lose it. The question is: How do you spend it? John Covici covici@ccs.covici.com