Re: [PATCH] checkpatch: allow URL >80 chars

[Joe Perches]

On Fri, 2017-11-17 at 16:56 +0100, Andreas Brauchli wrote:
> Allow URL to exceed the 80 char limit for improved interaction in
> adaption to ongoing but undocumented practice.
> 
> $ git grep -E '://\S{77}.*' -- '*.[ch]'
> 
> The patch checks that the URL is indeed on its own line in that it
> allows a maximal prefix of 4 characters to account for a URL after a
> comment (e.g. ' // https://...')
> 
> The URL format allows for up to 5 protocol characters before the
> separator :// (e.g. https, git, ...). Additionally, an URL starting
> with a "domain.tld" or "subdomain.domain" pattern (e.g.
> 'www.kernel.org') is also accepted.
> 
> $rawline is used in the check as comments are removed from $line.
> 
> Signed-off-by: Andreas Brauchli <andreas.brauchli@xxxxxxxxxxxxx>
> ---
>  scripts/checkpatch.pl | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index 8b80bac055e4..aed447923354 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -2904,6 +2904,11 @@ sub process {
>  			} elsif ($line =~ /^\+.*\bEFI_GUID\s*\(/) {
>  				$msg_type = "";
>  
> +			# URL (w/ minimal padding e.g. "+ // ")
> +			} elsif ($rawline =~ /^\+.*?\b((?:\w{1,5}:\/\/|\w+\.\w+)\S+).*$/ &&

nack.

this matches member dereference lines like

	foo.bar = baz;

and include lines like

	#include <foo.h>