linux-kernel - Re: [PATCH] checkpatch: fix an issue regarding the git commit description style test

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Date:   Fri, 13 Aug 2021 07:36:07 -0400
From:   Hamza Mahfooz <someguy@...ective-light.com>
To:     linux-kernel@...r.kernel.org
Cc:     Andy Whitcroft <apw@...onical.com>, Joe Perches <joe@...ches.com>,
        Dwaipayan Ray <dwaipayanray1@...il.com>,
        Lukas Bulwahn <lukas.bulwahn@...il.com>
Subject: Re: [PATCH] checkpatch: fix an issue regarding the git commit
 description style test

ping

On Wed, Jul 14 2021 at 04:26:07 AM -0400, Hamza Mahfooz 
<someguy@...ective-light.com> wrote:
> If we consider the output of the following command:
> 
> $ git shortlog | grep '"' | wc -l
> 14185
> 
> It becomes apparent that quite a number of commits have titles that,
> contain at least one quotation mark and if you attempt to refer to 
> those
> commits in a new patch, checkpatch throws a false positive. This is
> because, checkpatch disallows the use of quotation marks in commit 
> titles,
> only when referring to those commits in commit descriptions.
> 
> Signed-off-by: Hamza Mahfooz <someguy@...ective-light.com>
> ---
>  scripts/checkpatch.pl | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index 461d4221e4a4..cf31e8c994d3 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -3200,20 +3200,20 @@ sub process {
>  			$long = 1 if ($line =~ /\bcommit\s+[0-9a-f]{41,}/i);
>  			$space = 0 if ($line =~ /\bcommit [0-9a-f]/i);
>  			$case = 0 if ($line =~ /\b[Cc]ommit\s+[0-9a-f]{5,40}[^A-F]/);
> -			if ($line =~ /\bcommit\s+[0-9a-f]{5,}\s+\("([^"]+)"\)/i) {
> +			if ($line =~ /\bcommit\s+[0-9a-f]{5,}\s+\("(.+)"\)/i) {
>  				$orig_desc = $1;
>  				$hasparens = 1;
>  			} elsif ($line =~ /\bcommit\s+[0-9a-f]{5,}\s*$/i &&
>  				 defined $rawlines[$linenr] &&
> -				 $rawlines[$linenr] =~ /^\s*\("([^"]+)"\)/) {
> +				 $rawlines[$linenr] =~ /^\s*\("(.+)"\)/) {
>  				$orig_desc = $1;
>  				$hasparens = 1;
> -			} elsif ($line =~ /\bcommit\s+[0-9a-f]{5,}\s+\("[^"]+$/i &&
> +			} elsif ($line =~ /\bcommit\s+[0-9a-f]{5,}\s+\(".+$/i &&
>  				 defined $rawlines[$linenr] &&
> -				 $rawlines[$linenr] =~ /^\s*[^"]+"\)/) {
> -				$line =~ /\bcommit\s+[0-9a-f]{5,}\s+\("([^"]+)$/i;
> +				 $rawlines[$linenr] =~ /^\s*.+"\)/) {
> +				$line =~ /\bcommit\s+[0-9a-f]{5,}\s+\("(.+)$/i;
>  				$orig_desc = $1;
> -				$rawlines[$linenr] =~ /^\s*([^"]+)"\)/;
> +				$rawlines[$linenr] =~ /^\s*(.+)"\)/;
>  				$orig_desc .= " " . $1;
>  				$hasparens = 1;
>  			}
> --
> 2.32.0
>