[RFA] Don't use thread_db on corefiles

[Daniel Jacobowitz]

On Thu, Jan 03, 2002 at 05:06:55PM -0800, Michael Snyder wrote:
> Daniel Jacobowitz wrote:
> > 
> > This patch fixes a really frustrating internal error when you open the
> > coredump of a multithreaded application.  Depending on your kernel, either
> > the core has threads (corefile.c supports this just fine) or it doesn't.
> > Neither way will opening libthread_db work right.
> > 
> > This patch isn't quite complete, because strange things happen when you
> > connect to a remote target too.  But fixing that requires a little more
> > fiddling.
> > 
> > Is this OK?
> 
> Daniel, sorry for the delay in getting back to you on this.
> Now that I've had a chance to think about it, I agree that
> this is the right thing to do.  Only I'd like to make it
> a separate "if" and just goto quit -- since it is not 
> related to the "if" that's in there now.  Is that OK
> with you?
> 
> If you want you can just check in your patch as is, 
> and I'll make mine as a separate change.

Well, I'mn not sure this is right.  It's a reasonable thing to attach
to a program, debug it live, then attach to a core of the same
program... at that point we need to go through the unpush_target steps
in just the same way as if the objfile was discarded, right?

-- 
Daniel Jacobowitz                           Carnegie Mellon University
MontaVista Software                         Debian GNU/Linux Developer