Re: Are Perl6 threads preemptive or cooperative?

[email protected] (Dan Sugalski) Mon, 28 Aug 2000 13:23:31 -0400

Newsgroups	perl.perl6.language.flow
Message-ID	<[email protected]>

At 12:11 PM 8/28/00 -0500, David L. Nicol wrote:

>What if every subroutine tagged itself with a list of the globals
>it uses, so a calling routine would know to add those to the list
>of globals it wants locked?

If you're looking for automagic locking of variables, you're treading deep 
into "Interesting Research Problem" territory (read: Solve the Halting 
Problem and win a prize!) if you want it to not deadlock all over the place.

Been there. Tried that. Backed away *real* slowly... :)

					Dan

--------------------------------------"it's like this"-------------------
Dan Sugalski                          even samurai
[email protected]                         have teddy bears and even
                                      teddy bears get drunk