Re: Should we get rid of custom_variable_classes altogether?

Dimitri Fontaine <dimitri@2ndQuadrant.fr> writes:
> What I have in mind for extensions now that c_v_c is out would be to be
> able to declare any GUC in the control file, with default values, and
> without forcing extension to handle the GUC in its .so — I don't think
> we have to change the code beside removing the c_v_c checks here.

What's the point of that?  A value in an extension control file isn't
particularly easily accessible.  You'd basically only see it when
loading the extension, and that's a scenario in which the existing
mechanism works just fine.  I see no reason to break existing code
here.
        regards, tom lane