linux-kernel - Re: [PATCH] checkpatch: Yet another commit id improvement

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Date:	Thu, 21 Jul 2016 13:27:56 +0100
From:	Andy Whitcroft <apw@...onical.com>
To:	Joe Perches <joe@...ches.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	"Zhuo, Qiuxu" <qiuxu.zhuo@...el.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] checkpatch: Yet another commit id improvement

On Tue, Jul 19, 2016 at 03:05:56AM -0700, Joe Perches wrote:
> On Tue, 2016-07-19 at 10:51 +0100, Andy Whitcroft wrote:
> > On Mon, Jul 18, 2016 at 12:27:42PM -0700, Joe Perches wrote:
> > > 
> > > Using \b isn't good enough to isolate what appears to be a
> > > commit id in a commit message.
> > > 
> > > Make sure there is a space or a quote like character after
> > > a continuous run of hexadecimal characters that could be
> > > a commit id.
> []
> > > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> []
> > > @@ -2460,9 +2460,9 @@ sub process {
> > >  
> > >  # Check for git id commit length and improperly formed commit descriptions
> > >  		if ($in_commit_log && !$commit_log_possible_stack_dump &&
> > > -		    $line !~ /^\s*(?:Link|Patchwork|http|BugLink):/i &&
> > > +		    $line !~ /^\s*(?:Link|Patchwork|http|https|BugLink):/i &&
> > >  		    ($line =~ /\bcommit\s+[0-9a-f]{5,}\b/i ||
> > > -		     ($line =~ /\b[0-9a-f]{12,40}\b/i &&
> > > +		     ($line =~ /(?:\s|^)[0-9a-f]{12,40}(?:[\s"'\(\[]|$)/i &&
> > If we expect a quote after would it be unreasonable to allow then at the
> > beginning too?
> 
> Perhaps not.  The idea is the quote starts the commit description
> not ends the commit SHA-1 hash.

Then carry on as before.  Looks fine.

-apw