Re: proc fs and shared pids

David Schwartz (davids@wiznet.net)
Fri, 2 Aug 1996 09:48:16 -0400 (EDT)


On Thu, 1 Aug 1996, Michiel Boland wrote:

> >Allowing threads to share pid's means we have to go through and rethink
> >what a lot of things mean. Do kill() and waitpid() operate on just
> >one thread or all of them?
>
> All.
>
> But what about ptrace()???

Well, you know, you can't have everything. Where would you put it?

I work mostly on Linux machines, DEC Alpha machines, and SGI
Challenge machines and debugging threaded programs is a pain on every
platform I know of. It would be _very_ nice if Linux had a clear
advantage in that area, wouldn't it?

DS