Re: [PATCH] checkpatch: Remove cvs keyword check

[Kari Argillander <kari.argillander@gmail.com>]

On Tue, Oct 26, 2021 at 05:26:21PM -0700, Joe Perches wrote:
> On Wed, 2021-10-27 at 02:16 +0300, Kari Argillander wrote:
> > Time has pass and we do not need these anymore as almost all people are
> > using git now days. Those who use cvs for kernel development probably
> > will handle cvs pretty well already so this check is not needed anymore.
> 
> I think it's a relatively harmless thing to keep.
> 
> > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> []
> > @@ -4017,12 +4017,6 @@ sub process {
> >  			}
> >  		}
> >  
> > -# check for RCS/CVS revision markers
> > -		if ($rawline =~ /^\+.*\$(Revision|Log|Id)(?:\$|)/) {
> 
> Looks like this would be better using
> 
> 		if ($rawline =~ /^\+.*\b\$(?:Revision|Log|Id)\$?\b/) {

As I say before I do not know much about cvs or perl regex, but I do not
get any match with your suggestion. Test strings which I have tested:

/* $Log: frob.c,v $ */
/* $Log: frob.c,v$ */
/* $Log$ */

But these can be wrong as I do not fully understand how cvs keywords
works.

> 
> > -			WARN("CVS_KEYWORD",
> > -			     "CVS style keyword markers, these will _not_ be updated\n". $herecurr);
> 
>