From owner-freebsd-ports@FreeBSD.ORG  Tue Apr 10 15:51:02 2012
Return-Path: <owner-freebsd-ports@FreeBSD.ORG>
Delivered-To: freebsd-ports@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 45EEE106566C
	for <freebsd-ports@freebsd.org>; Tue, 10 Apr 2012 15:51:02 +0000 (UTC)
	(envelope-from stephen@missouri.edu)
Received: from wilberforce.math.missouri.edu (wilberforce.math.missouri.edu
	[128.206.184.213])
	by mx1.freebsd.org (Postfix) with ESMTP id 0E4BC8FC0C
	for <freebsd-ports@freebsd.org>; Tue, 10 Apr 2012 15:51:01 +0000 (UTC)
Received: from [128.206.184.213] (wilberforce.math.missouri.edu
	[128.206.184.213])
	by wilberforce.math.missouri.edu (8.14.5/8.14.5) with ESMTP id
	q3AFox6X021738; Tue, 10 Apr 2012 10:50:59 -0500 (CDT)
	(envelope-from stephen@missouri.edu)
Message-ID: <4F8456E3.2040908@missouri.edu>
Date: Tue, 10 Apr 2012 10:50:59 -0500
From: Stephen Montgomery-Smith <stephen@missouri.edu>
User-Agent: Mozilla/5.0 (X11; FreeBSD amd64;
	rv:10.0.3) Gecko/20120314 Thunderbird/10.0.3
MIME-Version: 1.0
To: Mel Flynn <rflynn@acsalaska.net>
References: <4F839499.8050103@missouri.edu> <4F83A164.8060107@acsalaska.net>
In-Reply-To: <4F83A164.8060107@acsalaska.net>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: freebsd-ports@freebsd.org
Subject: Re: autodetecting dependencies
X-BeenThere: freebsd-ports@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Porting software to FreeBSD <freebsd-ports.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-ports>,
	<mailto:freebsd-ports-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-ports>
List-Post: <mailto:freebsd-ports@freebsd.org>
List-Help: <mailto:freebsd-ports-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-ports>,
	<mailto:freebsd-ports-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 10 Apr 2012 15:51:02 -0000

On 04/09/12 21:56, Mel Flynn wrote:
> On 4/10/2012 04:02, Stephen Montgomery-Smith wrote:
>
>> 1.  Don't worry about it.  tinderbox builds will never build port A in
>> the presence of package B.
>>
>> 2.  Have the Makefile of port A detect whether package B is installed,
>> and if it is then add B as a dependency of A.
>>
>> 3.  Cripple the configure in port A so that it doesn't autodetect for
>> package B.  (Sometimes this can be done using a suitable CONFIGURE_ARGS,
>> but not in my particular situation.)
>
> 4. Add OPTION PACKAGE_B. And cripple configure through EXTRA_PATCH if
> set to off.
>
>



Package B doesn't seem to offer any extra functionality to port A.  I 
ended up going with option 3, because it turned out to be easier than I 
thought it would be.