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Message-ID: <1820d317cd8447d88d666c7d8c3e47c89a8324bb.camel@perches.com>
Subject: Re: [PATCH v2 5/5] checkpatch: ignore a file named b
From:   Joe Perches <joe@perches.com>
To:     Robert Elliott <elliott@hpe.com>, apw@canonical.com,
        dwaipayanray1@gmail.com, lukas.bulwahn@gmail.com
Cc:     linux-kernel@vger.kernel.org
Date:   Wed, 23 Nov 2022 17:08:01 -0800
In-Reply-To: <20221123011202.939319-6-elliott@hpe.com>
References: <20220815041548.43744-1-elliott@hpe.com>
         <20221123011202.939319-1-elliott@hpe.com>
         <20221123011202.939319-6-elliott@hpe.com>
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On Tue, 2022-11-22 at 19:12 -0600, Robert Elliott wrote:
> If a file named "b" happens to exist, checkpatch complains
> as it parses the patch lines specifying the filenames.
> 
> 	WARNING: patch prefix 'b' exists, appears to be a -p0 patch
> 
> Squelch that by only complaining if that is a directory,
> not a regular file, and print the whole path causing concern.
> 	WARNING: patch prefix './b' exists, appears to be a -p0 patch

Seems OK

> 
> Signed-off-by: Robert Elliott <elliott@hpe.com>
> ---
>  scripts/checkpatch.pl | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index d11d58e36ee9..5a0252265d3f 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -2834,9 +2834,9 @@ sub process {
>  
>  			$p1_prefix = $1;
>  			if (!$file && $tree && $p1_prefix ne '' &&
> -			    -e "$root/$p1_prefix") {
> +			    -d "$root/$p1_prefix") {
>  				WARN("PATCH_PREFIX",
> -				     "patch prefix '$p1_prefix' exists, appears to be a -p0 patch\n");
> +				     "patch prefix '$root/$p1_prefix' exists, appears to be a -p0 patch\n");
>  			}
>  
>  			if ($realfile =~ m@^include/asm/@) {