linux-kernel - Re: Coding style RFC: convert "for (i=0;i<ARRAY_SIZE(array);i++)" to "array_for

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Message-Id: <1171352052.1528.48.camel@localhost>
Date:	Mon, 12 Feb 2007 23:34:12 -0800
From:	Joe Perches <joe@...ches.com>
To:	Nick Piggin <nickpiggin@...oo.com.au>
Cc:	Ben Nizette <ben.nizette@...et.net.au>,
	linux-kernel@...r.kernel.org
Subject: Re: Coding style RFC: convert "for (i=0;i<ARRAY_SIZE(array);i++)"
	to "array_for_each(index, array)"

On Tue, 2007-02-13 at 15:19 +1100, Nick Piggin wrote:
> >>  #define array_for_each(element, array) \
> >>	for (int __idx = 0; __idx < ARRAY_SIZE((array)); \
> >>		__idx++, (element) = &(array[__idx]))
> If you really wanted to introduce your loop, then please call it
> array_for_each_idx, or something to distinguish it.

perhaps:

#define array_for_each(element, array) \
	for ((element) = (array); \
	     (element) < ((array) + ARRAY_SIZE((array))); \
	     (element)++)

#define array_for_each_index(index, array) \
	for ((index) = 0; (index) < ARRAY_SIZE((array)); (index)++)


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