After quick test, it *seems* that returning CHARs (including binary
zero) works in FB1.5.2. But I'm puzzled, because there is no mention
about fixing this bug in Release Notes, and returning VARCHARs
still does not work (did somebody fixed just half of the bug ?).

Ivan

----- Original Message -----
From: "vogonjeltzprostetnic" <benedict@...>
To: <firebird-support@yahoogroups.com>
Sent: Friday, December 03, 2004 7:32 PM
Subject: [firebird-support] Re: Slight UDF Mystery . . .
>
> Thanks for the information, Ivan. This is pretty disturbing news. As
> you've no doubt gleaned from my original post, I want the UDF to
> return the binary of a GUID, hence the RETURNS CHAR(16) CHARACTER SET
> OCTETS. I'm really not sure about using CSTRING. The last thing I
> want Firebird to do is treat the return value as a null-terminated
> string in the default character set for the database in question. Do
> you have any word on whether Firebird does (or might do) this? Do you
> have any further information on the bug you mention? If there's any
> chance now or in the future that Firebird will take such liberties,
> then I will scrap any idea of creating UDF's that return binary (at
> least until this CHAR/VARCHAR failure is fixed).
>
> Awaiting your reply,
> Marc Benedict.