| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi> |
| Cc: | Mario De Frutos Dieguez <mariodefrutos(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: signal handling in plpython |
| Date: | 2016-10-14 13:22:12 |
| Message-ID: | 9720.1476451332@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Heikki Linnakangas <hlinnaka(at)iki(dot)fi> writes:
> On 10/14/2016 04:05 PM, Tom Lane wrote:
>> I wrote:
>>> Py_AddPendingCall is safe to call from a signal handler? That would
>>> be ... quite remarkable.
> Yes, I believe it is.
> https://github.com/python/cpython/blob/4b71e63b0616aa2a44c9b13675e4c8e3c0157481/Python/ceval.c#L422
I don't know whether to laugh or cry, but that code is a joke. Just
silently fail if you can't get the lock?
regards, tom lane
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