From owner-freebsd-current@FreeBSD.ORG  Sun Apr 25 11:17:42 2010
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 7567A1065673;
	Sun, 25 Apr 2010 11:17:42 +0000 (UTC)
	(envelope-from uqs@spoerlein.net)
Received: from acme.spoerlein.net (acme.spoerlein.net [IPv6:2001:470:9a47::1])
	by mx1.freebsd.org (Postfix) with ESMTP id 338828FC0A;
	Sun, 25 Apr 2010 11:17:42 +0000 (UTC)
Received: from acme.spoerlein.net (localhost.spoerlein.net [IPv6:::1])
	by acme.spoerlein.net (Postfix) with ESMTPS id 1B0975CAC;
	Sun, 25 Apr 2010 13:17:41 +0200 (CEST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=spoerlein.net;
	s=dkim200908; t=1272194261;
	bh=XXpP//J7BKmFrJfL6jvGnHrHzs0FTstZcR/dKAuASU4=;
	h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version:
	Content-Type:Content-Transfer-Encoding:In-Reply-To;
	b=j6btTZ0w7EuNpUcuaXKFWRIURrtP1g7PgHR1J65oNZVjey0w/JgSojpbFZGfeidxb
	aHH+IXOKdeOQJsaKad3lxVeHSErUNyTRFTsKv3OAYGhFSRxVBZtkEnFA6rKNxHYO4Q
	DVvu4Ns4UGpuCzJDpmBhI80yss/WTrACca3lBLLE=
Received: (from uqs@localhost)
	by acme.spoerlein.net (8.14.4/8.14.4/Submit) id o3PBHebc037821;
	Sun, 25 Apr 2010 13:17:40 +0200 (CEST)
	(envelope-from uqs@spoerlein.net)
Date: Sun, 25 Apr 2010 13:17:40 +0200
From: Ulrich =?utf-8?B?U3DDtnJsZWlu?= <uqs@spoerlein.net>
To: Pegasus Mc Cleaft <ken@mthelicon.com>
Message-ID: <20100425111740.GI92627@acme.spoerlein.net>
Mail-Followup-To: Pegasus Mc Cleaft <ken@mthelicon.com>,
	freebsd-hackers@freebsd.org, freebsd-current@freebsd.org
References: <201004241642.38017.ken@mthelicon.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
Content-Transfer-Encoding: 8bit
In-Reply-To: <201004241642.38017.ken@mthelicon.com>
User-Agent: Mutt/1.5.20 (2009-06-14)
Cc: freebsd-hackers@freebsd.org, freebsd-current@freebsd.org
Subject: Re: kern+world / ports make options
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 25 Apr 2010 11:17:42 -0000

On Sat, 24.04.2010 at 16:42:37 +0000, Pegasus Mc Cleaft wrote:
> Hello Hackers & Current, 
> 
> 	I was wondering it if is possible, or if it can be done so a separate set 
> of CC, CXX, etc can be specified for building the world and kernel 
> independently of a ports build?
> 
> 	Right now, I use the base GCC to compile the world and kernel, and GCC44 
> for most of the other ports (when it complies cleanly). But I have to keep 
> editing the /etc/make.conf file to switch between the two. 
> 
> 	It may already be implemented, but it would be nice if there was 
> something defined while the kernel and/or world is being built to that a 
> nested block of ifdefs can select which env variables to be set. 

src.conf has already been mentioned, I don't use it myself but have the
following set in make.conf

.if ${.CURDIR:M*/usr/ports/*}
NOCLEANDEPENDS=	true
WRKDIRPREFIX=	/usr/obj
.include "/etc/ports.conf"
.endif

I guess you can figure it out from there ...

hth
Ulrich Spörlein