Re: Why does load_external_function() return PGFunction?

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От Robert Haas
Тема Re: Why does load_external_function() return PGFunction?
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Msg-id CA+TgmoZ5TxUP+LuMA60N8t=x6tO0+7m7W82n8upZ1bguaBm4YA@mail.gmail.com
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Ответ на Re: Why does load_external_function() return PGFunction?  (Andres Freund <andres@anarazel.de>)
Ответы Re: Why does load_external_function() return PGFunction?
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On Thu, May 10, 2018 at 4:45 PM, Andres Freund <andres@anarazel.de> wrote:
> Possible. But IIRC the parameter-unknown form isn't valid C++ and Peter
> Eisentraut has done a good chunk of work to make it possible to compile
> postgres as that. We shouldn't make his job harder.

Fair point.

> IMO the important
> part isn't that the parameters fit exactly - we'll have to cast for the
> return type anyway - but that it's declared as a pointer-to-function for
> the hyptothetical supported platform that has different pointers to
> functions than to other objects.

Probably the more relevant concern is what's going to compile
warning-free on all supported compilers.  I think it's unlikely that
such a hypothetical supported platform actually exists, although maybe
I'm wrong.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


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