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RE: Reading target registers

Thanks,  I also waituntil the target is stopped before reading the
registers. I get a value, just not the correct value. I noticed that I get
the same incorrect value as the lsstack application which uses
But GDB gets the correc value. I'm assuming it is something with my linking
or which version of user I'm including. I may be way off here but any help
is appreciated.

-----Original Message-----
From: Daniel Jacobowitz []
Sent: Monday, May 09, 2005 3:50 PM
To: Bloch, Jack
Subject: Re: Reading target registers

On Mon, May 09, 2005 at 12:44:05PM -0700, Bloch, Jack wrote:
> While this is not a direct GDB question, I'm hoping someone can answer me.
> have an application which uses the ptrace interface to attach to a target
> process and read the target registers (I'm specifically interested in the
> EIP). It will run on a SuSE 2.6 Kernel x86 based machine. My code is

You can only use PTRACE_GETREGS when the process is stopped; that may
be the problem.  After attaching be sure to wait().  Otherwise, try
stracing to see what's going on.

Daniel Jacobowitz
CodeSourcery, LLC

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