Alvaro Herrera <alvherre@commandprompt.com> writes:
> Excerpts from Cédric Villemain's message of jue oct 21 16:01:30 -0300 2010:
>> I agree this is interesting information to get, but wonder how
>> pg_config can know that and it looks to me that this information as
>> nothing to do in pg_config....
>>
>> pg_config is all about installation, socket_dir is a postgresql.conf setting.
> Yeah -- how is pg_config to know? All it can tell you is what was the
> compiled-in default.
That's what I wanted, actually. If you've set a non-default value in
postgresql.conf, SHOW will tell you about that, but it fails to expose
the default value.
> Maybe you should go the SHOW route. The user could connect via TCP and
> find out the socket directory that way.
Yeah, the SHOW case is not useless by any means.
regards, tom lane