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From: Tristan Gingold <gingold@adacore.com>
To: Paul Pluzhnikov <ppluzhnikov@google.com>
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Subject: Re: status of Darwin support
Date: Tue, 11 Aug 2009 07:43:00 -0000
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On Aug 11, 2009, at 9:13 AM, Paul Pluzhnikov wrote:

> On Mon, Aug 10, 2009 at 11:59 PM, Tristan  
> Gingold<gingold@adacore.com> wrote:
>
>>> This even if I make GDB suid-root (I also tried setgid procmod):
>>> ls -l ../gdb
>>> -rwsr-sr-x  1 root  wheel  4075816 Aug 10 20:21 ../gdb
>>
>> IIRC root/wheel doesn't work.  You need setgid procmod only.
>
> As I said, I did try that; no dice:
>
> ls -l ../gdb
> -rwxr-sr-x  1 ppluzhnikov  procmod  4075816 Aug 10 20:21 ../gdb
>
> ../gdb -ex run ../a.out
> ...
> Unable to find Mach task port for process-id 98439: (os/kern)  
> failure (0x5).
> (please check gdb is setgid procmod)

I have currently no idea about how to explain this failure ;-)

Thanks!
Tristan.