Hi!
> I downloaded the tarball, untarred it, ./configure, make, make
> install.
sounds right
> All went well, however, I cannot get mysql to recognize that it's got
> this plugin.
Do
SELECT *
FROM mysql.func
to find out
>
> When I added plugin_dir to my.cnf it errored and wouldn't start.
??? UDFs (or true plugins) and my.cnf have no bearing upon each other.
Nothing to do with my.cnf
> If I take that out, it won't recognize the query:
>
> SELECT xql_element('recipient', recvr) from mail;
>
> I get: ERROR 1305 (42000) FUNCTION blocked.xql_element does not exist.
>
> What did I miss in the setup?
This I don't know. I would expect you to have seen some errors
occurring in the ./configure make make install sequence.
Please try again and look for error messages.
kind regards,
Roland