[PATCH] Add SIGSEGV processing to send terminating message

Dmitry Shmidt dimitrysh at google.com
Mon Feb 8 18:38:27 EST 2010


Hi Dan,

Apparently not, because it is not a stream socket and if you kill the
supplicant, wpa_cli will only "feel" this by PING failure. We can not
intercept kill signal, but segmentation fault can be caught.

Thanks,

Dmitry

On Mon, Feb 8, 2010 at 3:33 PM, Dan Williams <dcbw at redhat.com> wrote:
> On Mon, 2010-02-08 at 11:34 -0800, Dmitry Shmidt wrote:
>> Hi,
>>
>> In case of segmentation fault it makes sense at least to try to send
>> terminating message to network manager.
>> Thanks,
>
> Doesn't the client already get notified when the control socket gets
> closed because the supplicant dies and drops the other side?
>
> Dan
>
>> Dmitry
>>
>> ------------------------------------------------------------------------------------------------------------------------
>> From c8e48e9e33e184f45c1c95f5403db8cd4c3e4e1d Mon Sep 17 00:00:00 2001
>> From: Dmitry Shmidt <dimitrysh at google.com>
>> Date: Mon, 8 Feb 2010 11:29:51 -0800
>> Subject: [PATCH] Add SIGSEGV processing to send terminating message
>>
>> Signed-off-by: Dmitry Shmidt <dimitrysh at google.com>
>> ---
>>  src/utils/eloop.c |    2 ++
>>  1 files changed, 2 insertions(+), 0 deletions(-)
>>
>> diff --git a/src/utils/eloop.c b/src/utils/eloop.c
>> index ac99989..badab89 100644
>> --- a/src/utils/eloop.c
>> +++ b/src/utils/eloop.c
>> @@ -473,6 +473,8 @@ int
>> eloop_register_signal_terminate(eloop_signal_handler handler,
>>       int ret = eloop_register_signal(SIGINT, handler, user_data);
>>       if (ret == 0)
>>               ret = eloop_register_signal(SIGTERM, handler, user_data);
>> +     if (ret == 0)
>> +             ret = eloop_register_signal(SIGSEGV, handler, user_data);
>>       return ret;
>>  }
>>
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>
>
>


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