Re: [PATCH RFC v2] checkpatch: extend attributes check to handle more patterns

[Joe Perches]

On Sat, 2020-10-24 at 02:27 +0530, Dwaipayan Ray wrote:
> Also I tried the pattern  attr =~ s/^_*(.*)_*$/$1/
> for trimming the _ earlier. I think it doesn't trim the
> trailing underscores in the suffix as (.*) captures everything greedily.
>
> Is the iterative one perhaps okay instead?
> while($attr =~ s/(.*)_$/$1/) {}

Then perhaps
 
	$curr_attr =~ s/^_+//; $curr_attr =~ s/_+$//;