linux-kernel - Re: condingstyle, was Re: utrace comments

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Message-ID: <31688.1178107534@redhat.com>
Date:	Wed, 02 May 2007 13:05:34 +0100
From:	David Howells <dhowells@...hat.com>
To:	ebiederm@...ssion.com (Eric W. Biederman)
Cc:	"John Anthony Kazos Jr." <jakj@...-k-j.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Satyam Sharma <satyam.sharma@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Christoph Hellwig <hch@...radead.org>,
	Roland McGrath <roland@...hat.com>,
	Christoph Hellwig <hch@....de>, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org
Subject: Re: condingstyle, was Re: utrace comments 

Eric W. Biederman <ebiederm@...ssion.com> wrote:

> > But the condition doesn't line up with the code:
> 
> Exactly.  The condition not lining up with the following code helps
> code helps separate the two.

Sorry about that: I realised you were agreeing with me about 5s after I sent
the message.

> However there is the practical way to solve this if you have
> a sufficiently large conditional, or the conditional appears
> several times.

That doesn't necessarily work - for instance if the condition has side effects
on local variables (eg: postinc).  OTOH, large complex conditions with side
effects have to be abused with care and preferably avoided.  goto is your
friend:-)

David
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