Re: [PATCH] checkpatch.pl: Improve WARNING on Kconfig help

[Joe Perches <joe@perches.com>]

On Wed, 2018-12-19 at 10:35 +0200, Igor Stoppa wrote:
> The checkpatch.pl script complains when the help section of a Kconfig
> entry is too short, but it doesn't really explain what it is looking
> for. Instead, it gives a generic warning that one should consider writing
> a paragraph.
> 
> But what it *really* checks is that the help section is at least
> .$min_conf_desc_length lines long.
> 
> Since the definition of what is a paragraph is not really carved in
> stone (and actually the primary descriptions is "5 sentences"), make the
> warning less ambiguous by expliciting the actual test condition, so that
> one doesn't have to read checkpatch.pl sources, to figure out the actual
> test.
[]
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
[]
> @@ -2931,7 +2931,8 @@ sub process {
>  			}
>  			if ($is_start && $is_end && $length < $min_conf_desc_length) {
>  				WARN("CONFIG_DESCRIPTION",
> -				     "please write a paragraph that describes the config symbol fully\n" . $herecurr);
> +				     "please write a paragraph (" .$min_conf_desc_length . " lines)" .

could say "(at least $min_conf_desc_length lines)"