Debugger under Solaris
david at l8s.co.uk
Sat Jun 11 04:46:17 CDT 2005
On Sat, Jun 11, 2005 at 09:17:09AM +1000, Robert Lunnon wrote:
> I need some help to implement the debugger under Solaris. In particular I need
> help with how ptrace interacts with the threading model under Linux which I
> understand uses processes for threads. Since Solaris has user mode threads,
> stopping a pid stops all the threads in the debugee which used to deadlock
> the debugger. This suggests I need to operate on threads within processes
> rather than the processes themselves. This is possible with a few IPC tricks,
> but I need to understand the semantics
I think you will find that solaris uses kernel LWPs for threads.
If you give ps the correct incantation it wil show them.
David Laight: david at l8s.co.uk
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