Re: [PATCH v2] checkpatch: allow URL >80 chars

From: Joe Perches
Date: Tue Nov 21 2017 - 01:03:07 EST

On Mon, 2017-11-20 at 13:40 +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 3 characters to account for a URL after a
> comment (e.g. '// https://...')

I think this part is not necessary or that useful.

For instance, this style

/* some long url */

is pretty common.

> As per RFC3986 [1], the URL format allows for alphanum, +, - and .
> characters in the scheme before the separator :// as long as it starts
> with a letter (e.g. https, git, f.-+).

That seems right, thanks.

> Recognition of URIs without more context information is prone to false
> positives and thus currently left out of the heuristics.