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Re: Extensions User Design

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Dimitri Fontaine <dfontaine(at)hi-media(dot)com>
Cc: Josh Berkus <josh(at)agliodbs(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Extensions User Design
Date: 2009-07-01 14:31:06
Message-ID: 10804.1246458666@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Dimitri Fontaine <dfontaine(at)hi-media(dot)com> writes:
> Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
>> You should be able to configure the dynamic loader to do that, although
>> in the case of uuid I strongly doubt it's worth the trouble.

> In the context of the extensions facility, will we be able to do this
> configuration automatically from the backend, or to "manually" load any
> dependant .so?

I have zero interest in trying to support either.  I doubt it's even
possible --- the backend code has no way to inform the dynamic loader
how to resolve cross-library references.  So if the DL doesn't already
understand the dependency it's never going to work.

			regards, tom lane

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