Re: [Qemu-devel] [PATCH] Drop braces around single statement rule

[malc]

On Mon, 2 Aug 2010, Anthony Liguori wrote:

> On 08/02/2010 10:41 AM, Kevin Wolf wrote:
> > 
> > > But something like braces around an if doesn't seem like it creates a
> > > big problem.  Most C programmers are used to seeing braces in some
> > > statements and not other.  Therefore, it's hard to argue that the code
> > > gets really unreadable if this isn't strictly enforced.
> > >      
> > I won't argue that missing braces impact readability of the code, they
> > probably don't. However, as was pointed out in earlier discussion there
> > still remain two important points:
> > 
> > 1. While it doesn't make a difference for the code itself, readability
> > of patches suffers when braces have to be added/removed when a second
> > line is inserted or disappears.
> >    
> 
> I understand the argument but it's not something that I strongly agree with.
> 
> > 2. I've messed up more than once with adding some debug code (even worse
> > when it happens with real code):
> > 
> > if (foo)
> >       fprintf(stderr, "debug msg\n");
> >       bar(); /* oops, not conditional any more */
> >    
> 
> This is hard to do with editors that auto indent unless you're copying and
> pasting debugging.  And yeah, I've made that mistake too doing the later :-)
> 
> > This is why I tend to disagree with removing the rule, and suggest to
> > rather implement some automatic checks like Aurelien suggested (if we
> > need to change anything at all). I usually don't ask for a respin just
> > for braces if the patch is good otherwise, but if you think we should
> > just reject such patches without exceptions, I can change that.
> >    
> 
> Yeah, I try to remember to enforce it but often forget or just don't notice.
> My eyes don't tend to catch missing braces like they would catch bad type
> naming because the former is really not uncommon.
> 
> I'm happy with the status quo but I won't object to a git commit hook that
> enforces style.

Seriously? You are happy with the situation where some people get their 
patches rejected because they disagree/forogot/don't_care about single
statement braces while the patches of others make it through?

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