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

[Cyrill Gorcunov]

On Fri, Aug 15, 2014 at 04:57:10PM +0400, Andrew Vagin wrote:
> On Fri, Aug 15, 2014 at 04:44:13PM +0400, Cyrill Gorcunov wrote:
> > On Fri, Aug 15, 2014 at 04:41:30PM +0400, Andrew Vagin wrote:
> > > >  
> > > >  	/* Check connectivity */
> > > >  	ret = write(fdm, teststr, sizeof(teststr) - 1);
> > > > @@ -77,7 +96,11 @@ int main(int argc, char ** argv)
> > > 
> > > I think we should set sigaction here. Otherwise you don't check that a
> > > signal is received in a right place.
> > 
> > As far as I understand we should not receive SIGHUP until close, so that
> > if for some reason we're gitting it earlier it should be an error, no?
> 
> Yes. If we don't set sigaction, SIGHUP will kill us, so we will fail.
> 
> You can leave sigaction where it's now and check the counter before
> closing the master point.

OK.