linux-kernel - Re: [PATCH] checkpatch: Adjust regular expressions in $logFunctions

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Message-ID: <1494363154.20782.7.camel@perches.com>
Date:   Tue, 09 May 2017 13:52:34 -0700
From:   Joe Perches <joe@...ches.com>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>,
        Andy Whitcroft <apw@...onical.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] checkpatch: Adjust regular expressions in $logFunctions

On Tue, 2017-05-09 at 21:00 +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Tue, 9 May 2017 20:40:51 +0200
> 
> * Two alternations contained an empty element. Use the question mark
>   metacharacter instead to express optional items in the search pattern.
> 
> * Some alternation elements shared a common prefix (like an underscore).
>   Improve the specification of this detail by more non-capturing groups.

No thanks.   Perl is odd enough already adding more non-capture
groups when the arguments are clearly specified is harder to read.