From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1P3zib-00087v-UA for garchives@archives.gentoo.org; Thu, 07 Oct 2010 23:17:46 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8B935E07A6; Thu, 7 Oct 2010 23:17:32 +0000 (UTC) Received: from mail-gw0-f53.google.com (mail-gw0-f53.google.com [74.125.83.53]) by pigeon.gentoo.org (Postfix) with ESMTP id 69259E07A6 for ; Thu, 7 Oct 2010 23:17:32 +0000 (UTC) Received: by gwaa11 with SMTP id a11so258456gwa.40 for ; Thu, 07 Oct 2010 16:17:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from :user-agent:mime-version:to:subject:references:in-reply-to :content-type:content-transfer-encoding; bh=rZZbRGc2MO0hzQECgXkpCyqvrh6yzoRUIUw0Cj9mIps=; b=OBDhFh5Im+aHu67//L9wCizLbrATojNxJ7NfxYuKpBx/YkAi7zL3smtqCRJy34jOGA e8DoZAxlH1updrWzWhFBytBaOjtp3ohi5iGUJpshZM3dV9SZWY4XWge6h3au0AhHsxC0 MdrP64qowxFimCAppvZc6iY2mYF2zHFLmLGRg= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; b=ZHjweFTslAeobznyUzS6vpJ9VD00uR2eG+sstZ969bwNXqz5eV1yAZNzOEgKymgz5p 4CDzdH5BUXhAR0Wz8qXWaxOdYCAqdGNH9kcsMNQycnRuwB35GYy/CsKgsvO+9zV6ql72 2bfnsH7ijb0759PTa086ejah+9W6pHebV6XlQ= Received: by 10.90.26.4 with SMTP id 4mr1288106agz.150.1286493452084; Thu, 07 Oct 2010 16:17:32 -0700 (PDT) Received: from [192.168.1.2] (adsl-0-122-233.jan.bellsouth.net [65.0.122.233]) by mx.google.com with ESMTPS id 13sm1443737anq.30.2010.10.07.16.17.30 (version=SSLv3 cipher=RC4-MD5); Thu, 07 Oct 2010 16:17:31 -0700 (PDT) Message-ID: <4CAE5508.2050503@gmail.com> Date: Thu, 07 Oct 2010 18:17:28 -0500 From: Dale User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.13) Gecko/20101006 Gentoo/2.0.8-r1 SeaMonkey/2.0.8 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 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Re: qt3support USE flag. Is it needed now? References: <4CAE2230.8020603@gmail.com> <4CAE465F.8090005@gmail.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Archives-Salt: 6f06bfe7-5b3e-4cc1-8107-7fbce54337d3 X-Archives-Hash: 1098d16a02c8c99c64de7c8d71ed11a4 Nikos Chantziaras wrote: > On 10/08/2010 01:14 AM, Dale wrote: >> Paul Hartman wrote: >>> On Thu, Oct 7, 2010 at 2:40 PM, Dale wrote: >>>> Hi, >>>> >>>> I have a question. I'm using KDE4, about to switch to 4.5.2. Do I need >>>> qt3support anymore? I'm talking about the USE flag qt3support. I run >>>> into >>>> blocks sometimes and I know KDE3 needed qt3. I'm just curious if I >>>> can get >>>> rid of this USE flag now. I only have KDE4 installed. No more KDE3 >>>> left >>>> that I know of. >>> Going along with what Alan said. qt3support does not use Qt 3 at all. >>> It just puts something like a Qt 3-compatible API into Qt 4, to make >>> porting Qt 3 to Qt 4 apps easier. It is largely insignifcant to you >>> (since it's not pulling in qt3 packages). >>> >>> If you have any packages that require this USE flag, their ebuild will >>> require this USE flag. So disable it, emerge --deep --newuse world and >>> see if it complains. If it does, re-enable and continue life with >>> qt3support as if nothing ever happened. :) >>> >> >> Just picking the last message to reply to so this is for everyone who >> has chimed in so far. >> >> I may remove the USE flag and just see what blows up. I may copy over >> some binaries so that I can just use -k and not have to wait on the >> compiles. I would think if I remove it that something would pitch all >> holy hell about it if it has to have it. I'm sure it would be caught at >> some point and I would know it then for sure. >> >> I'm not sure if I have anything on here that must have qt3support. Is >> there a way to know for sure? Maybe some obscure command that I am not >> familiar with? > > revdep-rebuild will help. The qt3support USE flag is nothing magical; > it simply pulls the "x11-libs/qt-qt3support" as a dependency. This > package installs the /usr/lib/qt4/libQt3Support.so.* libraries. So if > you have binaries that try to load this lib, revdep-rebuild will find > them. > > And in general, if *any* binary you try to run aborts with something > like "libQt3Support.so not found" or similar, then you know it needs > qt3support. > > I didn't want to remove it and recompile just to find out KDE won't work anymore. That would be . . . bad. lol I need to put me a backup WM on here just in case KDE does go belly up at some point. At least I can run a browser and look for help. Dale :-) :-)