Re: [RFC] Documentation/CodingStyle: Add rules for goto labels

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On Tue, Jun 05, 2007 at 11:16:13AM +0200, Rene Herman wrote:
>On 06/05/2007 04:10 AM, WANG Cong wrote:
>
>>On Mon, Jun 04, 2007 at 01:57:51PM -0400, Jeff Garzik wrote:
>
>>>A matter of opinion :)  I tend to think goto is special enough to
>>>warrant column 1 unconditionally.  It is special, so it draws additional
>>>attention over and above case labels.
>>>
>>>I and others have been tripped up when programmers "hide" goto
>>>statements among regular statements.
>>>
>>>IMO goto warrants a big flashing "notice me" sign.
>
>>Hmmm, perhaps.
>>
>>So, it seems that we can reach an agreement. Any other comments or
>>suggestions?
>
>One more -- I absolutely agree with Jeff that goto should stand out as best 
>as possible but I think that's actually more so when they're indented 2 
>columns.
>
>Have been working on a legacy CD-ROM driver lately and puting "out:" labels 
>at 2 spaces started out as a personal style preference of Pekka Enberg (I 
>used to put them at 0) but has grown on me. It makes them clearly fall 
>inside the function, not being aligned at the same level as the next 
> function header, which makes for the "lowest effort visual scan" of all I 
>feel. One is just too little for that, more than 2 is too much...
>
>Here's the last version that was posted:
>
>http://lkml.org/lkml/2007/6/4/50
>
>It gets a little different visually when labels are mostly longer than a 
>simple "out" or "again", or "error" or something like that but if someone's 
>going to try to pin down the label style, I'd like the freedom to have two 
>spaces in front of them...
>
>Rene.

I see. Thank you for your advice. Freedom is a good thing. ;)

>
>P.S: Your message had a Mail-Followup-To set which dropped yourself and 
>turned the others from CCs into TOs. If you can help it, please no header 
>tricks.

Thanks! You are very kind. I will try to fix it!

Regards!

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