[CRIU] [PATCH] zdtm: pty00 -- Count for SIGHUP, v2

[Pavel Emelyanov]

On 08/15/2014 05:13 PM, Cyrill Gorcunov wrote:
> On Fri, Aug 15, 2014 at 05:10:37PM +0400, Pavel Emelyanov wrote:
>> On 08/15/2014 05:08 PM, Cyrill Gorcunov wrote:
>>> On Fri, Aug 15, 2014 at 05:02:14PM +0400, Cyrill Gorcunov wrote:
>>>>>
>>>>> You can leave sigaction where it's now and check the counter before
>>>>> closing the master point.
>>>>
>>>> OK.
>>>
>>> Attached
>>>
>>> @@ -54,7 +66,14 @@ int main(int argc, char ** argv)
>>>  
>>>  	test_waitsig();
>>>  
>>> -	signal(SIGHUP, SIG_IGN);
>>> +	/*
>>> +	 * On closing control terminal we're expecting to
>>> +	 * receive SIGHUP, so make sure it's delivered.
>>> +	 */
>>> +	if (sigaction(SIGHUP, &sa, 0)) {
>>
>> Too late here. Unexpected HUP from CRIU may happen right after waitsig above.
> 
> You propose to queue this handled in ciru images itselves instead?

No. Just set up at test start and check for the counter in
all the "interesting" places.