From owner-freebsd-hackers@FreeBSD.ORG  Tue Jun 30 18:11:22 2009
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
Delivered-To: freebsd-hackers@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 430A1106567A
	for <freebsd-hackers@freebsd.org>; Tue, 30 Jun 2009 18:11:22 +0000 (UTC)
	(envelope-from rick@kiwi-computer.com)
Received: from hamlet.setfilepointer.com (hamlet.SetFilePointer.com
	[63.224.10.2]) by mx1.freebsd.org (Postfix) with SMTP id 029508FC20
	for <freebsd-hackers@freebsd.org>; Tue, 30 Jun 2009 18:11:21 +0000 (UTC)
	(envelope-from rick@kiwi-computer.com)
Received: (qmail 76004 invoked from network); 30 Jun 2009 13:11:21 -0500
Received: from keira.kiwi-computer.com (HELO kiwi-computer.com) (63.224.10.3)
	by hamlet.setfilepointer.com with SMTP; 30 Jun 2009 13:11:21 -0500
Received: (qmail 32727 invoked by uid 2001); 30 Jun 2009 18:11:21 -0000
Date: Tue, 30 Jun 2009 13:11:21 -0500
From: "Rick C. Petty" <rick-freebsd2008@kiwi-computer.com>
To: Alexander Best <alexbestms@math.uni-muenster.de>
Message-ID: <20090630181121.GA32665@keira.kiwi-computer.com>
References: <a2b6592c0906301100g55827437o66e09d6ca1269cdd@mail.gmail.com>
	<permail-20090630180321f7e55a9d00002466-a_best01@message-id.uni-muenster.de>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <permail-20090630180321f7e55a9d00002466-a_best01@message-id.uni-muenster.de>
User-Agent: Mutt/1.4.2.3i
Cc: freebsd-hackers@freebsd.org
Subject: Re: c question: *printf'ing arrays
X-BeenThere: freebsd-hackers@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
Reply-To: rick-freebsd2008@kiwi-computer.com
List-Id: Technical Discussions relating to FreeBSD
	<freebsd-hackers.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/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, 30 Jun 2009 18:11:23 -0000

On Tue, Jun 30, 2009 at 08:03:21PM +0200, Alexander Best wrote:
> should be stdout.
> 
> 
> struct Header *hdr = rom;
> 
> int new_fd = open("/dev/stdout", O_RDWR);
> printf("SIZE: %d\n",sizeof(*hdr));
> write(new_fd, hdr, sizeof(*hdr));
> close(new_fd);

Why are you reopening stdout?  It should already be open, so use
"fileno(stdout)" or just plain "STDOUT_FILENO" instead of "new_fd".

-- Rick C. Petty