linux-kernel - Re: [PATCH] checkpatch: fix use via symlink, make missing spelling file non-fatal

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Date:	Fri, 24 Oct 2014 02:31:50 -0700
From:	Joe Perches <joe@...ches.com>
To:	Andy Whitcroft <apw@...onical.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Jani Nikula <jani.nikula@...el.com>,
	Kees Cook <keescook@...omium.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] checkpatch: fix use via symlink, make missing spelling
 file non-fatal

On Fri, 2014-10-24 at 10:02 +0100, Andy Whitcroft wrote:
> On Thu, Oct 23, 2014 at 10:29:11AM -0700, Joe Perches wrote:
> 
> [...]
> >  my $P = $0;
> > -$P =~ s@(.*)/@@g;
> > -my $D = $1;
> > +my $D = dirname(abs_path($P));
> 
> That changes the value of $P, I don't know if that is intended:
> 
>   my $D = dirname(abs_path($0));
> 
> or
> 
>   my $D = abs_path($1);
> 
> perhaps to keep $P as it was.

I did it to show the executable passed on the cmdline better.

It changes --help and some warn/die messages.

It's not particularly important either way.

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