Re: windows doesn't notice backend death
От | Magnus Hagander |
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Тема | Re: windows doesn't notice backend death |
Дата | |
Msg-id | 49FEAF5F.6000909@hagander.net обсуждение исходный текст |
Ответ на | Re: windows doesn't notice backend death (Andrew Dunstan <andrew@dunslane.net>) |
Список | pgsql-hackers |
Andrew Dunstan wrote: > > > justin wrote: >> Tom Lane wrote: >>> Have M$ really been stupid >>> enough to make an external kill look just like an exit() call? >>> >>> regards, tom lane >>> >>> >> kind of :-( >> >> >> >> Would it not be easy to set the normal exitcode to something other >> than 1 to see the difference >> ExitProcess() >> > > Not really, as Tom showed later this is an example of a more general > problem. I think his solution of detecting when backends have cleaned up > nicely and when they have not is the right way to go. Well, if we picked a different value than 1, the probability would certainly go up that things work. I bet most external libs that do such an evil thing would be doing exit(1). If we picked a return code way up in the space (say something well above 2^16), the likelihood that a lib would be using exactly that one decreases drastically. But there's no guarantee - so it'd just be a "better workaround". //Magnus
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