From:	David Nicol	Date:	Thu Aug  7 13:04:24 2008
Subject:	Re: Devel::Callsite is a better instance key than join $;,caller()[1,2]

On Thu, Aug 7, 2008 at 11:01 AM, Ted Zlatanov <tzz@lifelogs.com> wrote:
> I plan to add the interpreter (Perl context, actually) address when I
> get a chance, Ben Morrow was kind enough to point out what I was
> missing.  Then it will be more correct than the current version.  Does
> anyone know if the context address is unique in mod_perl and with
> threads?  If not, what can I do?
>
> Ted

it seems like if it isn't, extending the instance key using the pid
and tid would be best made the application developers problem.

Suggesting an approach in the Devel::Callsite documentation by
providing example code that produces an instance key that will be
valid in forking and threading environments, would make more sense IMO
than spoiling Devel::Callsite's focus.

-- 
"don't let the perfect become the enemy of the good" -- some politician on CNN