how to gdb genode apps

[stephane frenot]

Thanks, it works now.
The only remaining thing is to think to run gdb in the child process
directory.

/stephane

On Tue, Sep 14, 2010 at 10:28 AM, Norman Feske <norman.feske at ...1...
> wrote:

> Hi Stephane,
>
> I suspect that have you placed the 'wait_for_continue' call in a program
> that you started via init's 'config' file but attached gdb to core's
> PID? You'll need to attach gdb to the thread that executes
> 'wait_for_continue'. Each Genode process is executed as a separate Linux
> process. If you want to debug a non-core process, attach gdb to the
> corresponding Linux thread ID. To find out about which threads there
> are, use 'ps -eLf' and look for thread names starting with "[Genode]".
>
> Best regards
> Norman
>
> On 09/14/2010 09:45 AM, stephane frenot wrote:
> > Actually, it is not really working.
> >
> > Everything works find, until I attach gdb to the process.
> >
> > I am stucked to this:
> >
> > (gdb) info thread
> > * 1 process 2370  pseudo_end ()
> >     at
> >
> /opt/genode/genode-r121/base-linux/../base-linux/src/platform/x86_64/lx_syscall.S:29
> >
> > (gdb) info stack
> > #0  pseudo_end ()
> >     at
> >
> /opt/genode/genode-r121/base-linux/../base-linux/src/platform/x86_64/lx_syscall.S:29
> > #1  0x0000000001021442 in lx_nanosleep (this=0x103c400)
> >     at
> /opt/genode/genode-r121/base-linux/src/platform/linux_syscalls.h:371
> > #2  thread_stop_myself (this=0x103c400)
> >     at /opt/genode/genode-r121/base-linux/src/base/lock/lock_helper.h:70
> > #3  Genode::Cancelable_lock::lock (this=0x103c400)
> >     at /opt/genode/genode-r121/base/src/base/lock/lock.cc:137
> > #4  0x000000000101022e in Genode::Lock::lock (this=<value optimized out>)
> >     at /opt/genode/genode-r121/base/include/base/lock.h:35
> > #5  Genode::Platform::wait_for_exit (this=<value optimized out>)
> >     at /opt/genode/genode-r121/base-linux/src/core/platform.cc:50
> > #6  0x000000000100dfde in main ()
> >     at /opt/genode/genode-r121/base/src/core/main.cc:229
> >
> > And I am not able to reach the line where I put "the wait_for_continue"
> > instruction.
> >
> > /stephane
>
>
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-- 
http://perso.citi.insa-lyon.fr/sfrenot
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---
Stephane Frenot
Université de Lyon, INRIA
INSA-Lyon, CITI, F-69621, France
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