From owner-freebsd-hackers@FreeBSD.ORG  Tue Jun 18 14:20:55 2013
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
Delivered-To: freebsd-hackers@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 by hub.freebsd.org (Postfix) with ESMTP id 45751B7E
 for <freebsd-hackers@freebsd.org>; Tue, 18 Jun 2013 14:20:55 +0000 (UTC)
 (envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (wojtek.tensor.gdynia.pl
 [188.252.31.196])
 by mx1.freebsd.org (Postfix) with ESMTP id C194E1C7A
 for <freebsd-hackers@freebsd.org>; Tue, 18 Jun 2013 14:20:54 +0000 (UTC)
Received: from wojtek.tensor.gdynia.pl (localhost [127.0.0.1])
 by wojtek.tensor.gdynia.pl (8.14.7/8.14.7) with ESMTP id r5IEEtRP001309;
 Tue, 18 Jun 2013 16:14:55 +0200 (CEST)
 (envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from localhost (wojtek@localhost)
 by wojtek.tensor.gdynia.pl (8.14.7/8.14.7/Submit) with ESMTP id r5IEEtGa001306;
 Tue, 18 Jun 2013 16:14:55 +0200 (CEST)
 (envelope-from wojtek@wojtek.tensor.gdynia.pl)
Date: Tue, 18 Jun 2013 16:14:54 +0200 (CEST)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: david.lee.tn@programmer.net
Subject: Re: how do I build a single app?
In-Reply-To: <20130617154216.147010@gmx.com>
Message-ID: <alpine.BSF.2.00.1306181614470.1305@wojtek.tensor.gdynia.pl>
References: <20130617154216.147010@gmx.com>
User-Agent: Alpine 2.00 (BSF 1167 2008-08-23)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.4.3
 (wojtek.tensor.gdynia.pl [127.0.0.1]); Tue, 18 Jun 2013 16:14:55 +0200 (CEST)
Cc: freebsd-hackers@freebsd.org
X-BeenThere: freebsd-hackers@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Technical Discussions relating to FreeBSD
 <freebsd-hackers.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-hackers>, 
 <mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers>
List-Post: <mailto:freebsd-hackers@freebsd.org>
List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>,
 <mailto:freebsd-hackers-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 18 Jun 2013 14:20:55 -0000

>
> I installed FreeBSD into a VirtualBox VM in January and started playing with the code. I must complement you people on the clarity of your code. I've enjoyed examining it.
>
> I wanted to try some code changes to some of the apps in the /bin directory, but can't figure out how to build a single app, or even build a single set of apps, like /usr/src/bin, /usr/src/sbin, /usr/src/usr.bin, or /usr/src/usr.sbin. Is there a way to do this, or do I just have to create my own Makefiles for each app I am experimenting on?

cd /usr/src/bin/program
make