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Re: gdb handling of Mach exceptions

From: Justus Winter
Subject: Re: gdb handling of Mach exceptions
Date: Sat, 26 Nov 2016 17:38:21 +0100

"Brent W. Baccala" <cosine@freesoft.org> writes:

> On Wed, Nov 23, 2016 at 10:03 PM, Brent W. Baccala <cosine@freesoft.org>
> wrote:
>> Any comments?
> Well, yes, actually.  :-)
> gdb's hurd target has a poorly documented command "set noninvasive".  I
> don't completely understand it, but...

gdb in noninvasive mode does not stop the target.  This is important if
you want to use it on core servers (like the root filesystem) that your
gdb process, your shell, etc.  uses.  Blocking such a server likely
causes a deadlock.

I don't know what else it does, or how it is implemented.


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