Re: "stuck spinlock"

Hi,

On 2013-12-13 15:57:14 -0300, Alvaro Herrera wrote:
> If there was a way for raising an #error at compile time whenever a
> worker relies on the existing signal handler, I would vote for doing
> that.  (But then I have no idea how to do such a thing.)

I don't see a way either given how disconnected registration of the
signal handler is from the bgworker infrastructure. I think the best we
can do is to raise an error in BackgroundWorkerUnblockSignals() - and we
should definitely do that.

Greetings,

Andres Freund

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