Re: Comma at end of enum lists

Jacek Luczak
2008-03-29T17:29:22Z

Al Viro pisze:
> On Sat, Mar 29, 2008 at 10:20:38AM -0700, H. Peter Anvin wrote:
>> Jacek Luczak wrote:
>>> Hi All,
>>>
>>> I've found that in many enum lists, there's a comma at the end, e.g.
>>> (arch/x86/kernel/early_printk.c):
>>>
>>> enum {
>>> MAGIC1 = 0xBACCD00A,
>>> MAGIC2 = 0xCA110000,
>>> XOPEN = 5,
>>> XWRITE = 4,
>>> };
>>>
>>> Just out of curiosity, is there any particular reason here (no word in
>>> CodingStyle about that).
>>>
>> Yes, it's so you can add a line without affecting the line before it,
>> making a one-line patch into a two-line patch that's more likely to
>> conflict.
>
> Note that doing that makes sense only when you can expect additions to
> the end and even then it's a matter of taste.
>

I think it's hard to ,,expect additions'' or just predict them. But
smaller patch (diff) is one of things that makes sens of adding extra
commas. I'm just pedantic here.

-Jacek