DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws;
        s=beta; d=gmail.com;
        h=received:message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references;
        b=FWg8ufSa92wDs0r1R/JGnmEuFApBz1rRnM8jDF7OMifAUsolPkefyo1dmWSj1padSfoXw5JdAk7vxRUD/1UpUDkxHim3p3eUE9zLGvfBqTYOJgn3qLIaTwy+6WVBoFMl5belLxSDe9Ao/6JNHvmgRgwBIv8E98sfdE5+JmcW7xk=
Message-ID: <b6c5339f0601071142i78db77e1v7c8056197bb43dab@mail.gmail.com>
Date: Sat, 7 Jan 2006 14:42:50 -0500
From: Bob Copeland <email@bobcopeland.com>
To: "Kurtis D. Rader" <kdrader@us.ibm.com>
Subject: Re: Platform device matching, & weird strncmp usage
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
       Linux Kernel list <linux-kernel@vger.kernel.org>
In-Reply-To: <20060107192458.GA12409@us.ibm.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7BIT
Content-Disposition: inline
References: <1136527179.4840.120.camel@localhost.localdomain>
	 <20060107192458.GA12409@us.ibm.com>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 871
Lines: 19

On 1/7/06, Kurtis D. Rader <kdrader@us.ibm.com> wrote:
> On Fri, 2006-01-06 16:59:39, Benjamin Herrenschmidt wrote:
> > As far as I know, strncmp() is _NOT_ supposed to return 0 if one string
> > is shorter than the other and they match until that point

> I can't speak to the correctness of that code but your understanding of
> strncmp() is incorrect. From "GNU C Library Application Fundamentals":

I believe the original poster was asserting that
'strncmp("abc","abcd",100) should never return zero,' and not
'strncmp("abc","abcd",3) should never return zero.'  Though I also
found the statement confusing at first.

-Bob
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/