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Re: examining remote core dumps; MT support for attach;


On Fri, Jun 13, 2003 at 09:31:23AM -0400, Andrew Cagney wrote:

>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.


This is a reasonable idea, but I think our current remote protocol is
not quite up to the task.  Let's keep it on the list along with
multiple channels (for I/O) and file upload/download...

qPread;FILE,OFFSET,LENGTH qPwrite:FILE,OFFSET,DATA

Andrew



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