Hi Frédéric,

On 02/28/2012 07:33 AM, Frédéric Danis wrote:
> RING event should only be sent when callsetup indicator is set to
> Incoming and there is no active call.
> 
> If call indicator is set to inactive while callsetup is
> already set to Incoming (waiting call has generated +CCWA),
> RING event should be sent after all calls' state have been updated.
> 
> As state of calls are updated one by one, generating multiple calls
> to ofono_emulator_set_indicator(), do not call notify_ring() just
> after call indicator went from active/held to inactive (only start
> ring timer).
> In ring_timer(), in case of a call in waiting state, just exit and
> wait for next timeout.
> ---
>  src/emulator.c |   21 +++++++++++----------
>  1 files changed, 11 insertions(+), 10 deletions(-)

It seems like you're covering up the symptoms, not really addressing the
real issue.  The logic we have right now is mostly correct, we're just
not handling the CHLD=1 case properly.  Can you try the attached patch
and see if it makes the PTS test case pass?

Regards,
-Denis