From owner-freebsd-current@FreeBSD.ORG  Sat Dec 17 11:30:34 2005
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
X-Original-To: current@freebsd.org
Delivered-To: freebsd-current@FreeBSD.ORG
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 4E11F16A422
	for <current@freebsd.org>; Sat, 17 Dec 2005 11:30:34 +0000 (GMT)
	(envelope-from phk@critter.freebsd.dk)
Received: from phk.freebsd.dk (phk.freebsd.dk [130.225.244.222])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 93FBC43D45
	for <current@freebsd.org>; Sat, 17 Dec 2005 11:30:31 +0000 (GMT)
	(envelope-from phk@critter.freebsd.dk)
Received: from critter.freebsd.dk (unknown [192.168.48.2])
	by phk.freebsd.dk (Postfix) with ESMTP id 52D50BC66;
	Sat, 17 Dec 2005 11:30:29 +0000 (UTC)
To: Luigi Rizzo <rizzo@icir.org>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Sat, 17 Dec 2005 03:27:06 PST."
	<20051217032706.A82898@xorpc.icir.org> 
Date: Sat, 17 Dec 2005 12:30:28 +0100
Message-ID: <24152.1134819028@critter.freebsd.dk>
Sender: phk@critter.freebsd.dk
Cc: current@freebsd.org, Brian Candler <B.Candler@pobox.com>
Subject: Re: About extensible prinf(3), a slightly long X-mas card 
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: Sat, 17 Dec 2005 11:30:34 -0000

In message <20051217032706.A82898@xorpc.icir.org>, Luigi Rizzo writes:
>On Sat, Dec 17, 2005 at 12:18:11PM +0100, Poul-Henning Kamp wrote:
>> In message <20051217030513.A82342@xorpc.icir.org>, Luigi Rizzo writes:
>...
>> >I love the idea of extensible printf, and it's way way useful
>> >when handling ip addresses, hexdump and whatnot; but
>> >portability is an issue, and nobody would use it if
>> >the source code doesn't port to other systems.
>> 
>> Everything under the sun has a portability cost these days because
>> the portable subset of the UNIX API is still too small to support
>> sensible programming.
>...
>> For an extensible printf, I see little reason to add yet another
>> API, the GLIBC people got here first, the API is not optimal, but
>> it does work.
>
>so let me understand - perhaps i am missing this point.
>
>are you saying that if you link a program that uses these extensions
>with glibc it behaves as expected ?  Then the portability issue
>would disappear (i.e. moves elsewhere where hopefully it has been
>solved already).

I'd really hope so, but havn't tried.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.