Re: RFC: Additional Directory for Extensions

Re: David E. Wheeler
> +<programlisting>
> +make install prefix=/etc/postgresql

I'd use /usr/local/postgresql there. "/etc" is just wrong.

> +</programlisting>
> +    This will install the control SQL files into
> +    <literal>/etc/postgresql/share</literal> and shared modules into
> +    <literal>/etc/postgresql/lib</literal>. If the prefix does not
> +    include the strings <literal>postgresql</literal> or

Just "postgres", see src/Makefile.global.in:86.

> +    <literal>pgsql</literal>, such as:
> +<programlisting>
> +make install prefix=/etc/extras

/usr/local/extras

> +</programlisting>
> +    Then the <literal>postgresql</literal> directory will be appended io the
> +    prefix, installing the control SQL files into

"the extension control and SQL files"

> +    <literal>/etc/extras/postgresql/share</literal> and shared modules into

.../postgresql/share/extension because ...

> +    <literal>/etc/extras/postgresql/lib</literal>. Either way, you'll need to
> +    set <xref linkend="guc-extension-control-path"/> and <xref
> +    linkend="guc-dynamic-library-path"/> to allow
> +    <productname>PostgreSQL</productname> to find the files:
> +</programlisting>
> +extension_control_path = '/etc/extras/postgresql/share/extension:$system'

... it's used here.

Christoph