From: Jeff King <peff@peff.net>
Date: Tue, 13 Dec 2011 02:14:42 GMT
Subject: Re: Git blame only current branch
Message-ID: <20111213021442.GA4244@sigill.intra.peff.net>
In-Reply-To: <8739cpteat.fsf@gmail.com>

On Tue, Dec 13, 2011 at 07:37:22AM +0530, Vijay Lakshminarayanan wrote:

> > diff --git a/builtin/blame.c b/builtin/blame.c
> > index 80febbe..c19a8cd 100644
> > --- a/builtin/blame.c
> > +++ b/builtin/blame.c
> > @@ -1191,6 +1191,8 @@ static int num_scapegoats(struct rev_info *revs, struct commit *commit)
> >  {
> >  	int cnt;
> >  	struct commit_list *l = first_scapegoat(revs, commit);
> > +	if (revs->first_parent_only)
> > +		return l ? 1 : 0;
> >  	for (cnt = 0; l; l = l->next)
> >  		cnt++;
> >  	return cnt;
> 
> I just spent 30s staring at this wondering why you needed to do 
> 
>     return 1 ? 1 : 0;
> 
> which always returns 1 anyway before I realized it was a lowercase L.
> 
> The code reads fine when there's no numeral 1 around but now it doesn't
> read well.  I think refactoring
> 
>     struct commit_list *l
> 
> to 
> 
>     struct commit_list *lst
> 
> is justified.  Thoughts?

Sure, that would help. I wasn't planning to push this forward as a
"real" patch, but if somebody wants to do some testing and, more
importantly read through the code to make sure I am not violating some
assumptions, then it might be worth including upstream.

-Peff