examining remote core dumps; MT support for attach;

Andrew Cagney ac131313@redhat.com
Fri Jun 13 13:31:00 GMT 2003


> On Thu, Jun 12, 2003 at 05:17:03PM -0400, nak26 wrote:
> 
>> >> How hard would it be to add support for that? I can give it a try, but 
> 
>> would
> 
>> >> need some guidance...
> 
>> >
>> >I have no idea how you would do it.  You'd have to transfer essentially
>> >the same info anyway.  Or port gdbserver to have a "core file" target
>> >but I don't know how well that would work.
> 
>> 
>> What do you mean by "Or port gdbserver to have a "core file" target
>> but I don't know how well that would work"?
> 
> 
> Allow gdbserver to read from a core file instead of a running process. 
> It would be tricky; you'll have to figure out how to do it yourself.

There was a suggestion made that GDB could manipulate files on the 
remote system (mainly to get at /proc/auxv).  Such a mechanism would 
also address the core file problem.

nak26, do you have an FSF assignment?

Andrew


>> >> I saw a PREPARE_TO_PROCEED patch beeing mentioned in some of the posts. In
>> >> which cases it heeds to be applied?
> 
>> >
>> >You'll probably never hit it unless you manually use the "thread"
>> >command to switch threads and then single-step the new thread.
> 
>> 
>> In case I need it, where can I get it from?
> 
> 
> The list archives.
> 
> -- Daniel Jacobowitz MontaVista Software Debian GNU/Linux Developer 




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