linux-kernel - Re: [PATCH RFC] Codingstyle: allow omitting braces for all single statement branches

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Date:	Thu, 26 Nov 2009 15:52:59 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
Cc:	linux-kernel@...r.kernel.org, Junio C Hamano <gitster@...ox.com>,
	Randy Dunlap <rdunlap@...otime.net>,
	Teemu Likonen <tlikonen@....fi>, Jiri Kosina <jkosina@...e.cz>,
	Dan Carpenter <error27@...il.com>,
	Martin Olsson <martin@...imum.se>, linux-doc@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH RFC] Codingstyle: allow omitting braces for all single
 statement branches

On Thu, 2009-11-26 at 10:26 +0100, Uwe Kleine-König wrote:

> -This does not apply if one branch of a conditional statement is a single
> -statement. Use braces in both branches.
> -
> -if (condition) {
> -	do_this();
> -	do_that();
> -} else {
> -	otherwise();
> -}
> +If not all branches of a conditional statement are single statements you might
> +use braces for both branches.
> +
> +	if (condition) {
> +		do_this();
> +		do_that();
> +	} else
> +		otherwise();
> +
> +or
> +
> +	if (condition) {
> +		do_this();
> +		do_that();
> +	} else {
> +		otherwise();
> +	}
>  
>  		3.1:  Spaces

Andrew recently objected to this pattern, and I tend to agree with him
although I might be guilty of a few such cases myself.

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