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Re: expected behavior of GNU/Linux gcore and corefiles
On Sun, Mar 02, 2003 at 03:05:12PM -0500, Andrew Cagney wrote:
>
> >>
> >>If that position means precluding certain native-only functionality?
> >
> >
> >Not exactly; if that native-only functionality precludes keeping what
> >we have now for non-thread_db setups and extending it.
>
>
>
> >For instance, I
> >think we should always be able to print LWP state (assuming a 1-1
> >mapping when we have no thread_db to ask for more information). And I
> >think we should add support for TLS based only on LWPs, since it's not
> >dependent on the thread manager. If we can't "info mutex" on a cross
> >corefile, well, that's the same as now.
>
> To draw this back to the original post. What of a native GDB loading
> libthread-db over a core file to determine thread IDs and TLS?
Well, it makes me pretty nervous - we (have to) load libthread_db from
/lib. Not from solib-absolute-prefix. I have several setups where I
debug core files from one machine on another.
That said, I don't see any reason we shouldn't support it. We need to
get it to work, of course.
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer