Re: [PATCH] scripts: checkpatch.pl: Fix existing typedef false positive warning

[Joe Perches <joe@perches.com>]

On Sun, 2014-09-21 at 22:08 -0500, Greg Donald wrote:
> On Sun, Sep 21, 2014 at 9:31 PM, Joe Perches <joe@perches.com> wrote:
> > On Sun, 2014-09-21 at 20:32 -0500, Greg Donald wrote:
> >> Fixing an "open brace '{' following struct go on the same line" error causes a
> >> false positive warning "do not add new typedefs". Fix existing typedef false
> >> positive warning.
> >
> > This doesn't work.
> > The matching deleted line can be any number of lines above.
> 
> But this fixes the most common case:
> 
> -typedef struct ksock_proto
> -{
> +typedef struct ksock_proto {

Meh.  I think people are smart enough to work
out that this is not a new typedef.

> If you're wanting to check more than just $rawlines[$linenr - 3], how
> far above does it make sense to go?  From what I'm seeing the '{' is
> usually on the next line.

It's not the most common case working, it's the
generic case working.

It's in a large block being changed, it doesn't work.
If it's checking a file, there are no "-" lines.