charset-specific searches, and continuation lines

[Michael M Slusarz]

Quoting Eric Abrahamsen <eric at ericabrahamsen.net>:

> Hi there,
>
> I'm looking into improving IMAP search support for the Gnus Emacs mail
> client, and trying to add the ability to search non-ascii characters. So
> far as I know, I start this invocation with something like:
>
> . UID SEARCH CHARSET UTF-8 TEXT {NNN}
>
> Where NNN is the number of bytes in my search string. Dovecot then
> responds with:
>
> + OK
>
> So... what do I do then? I don't actually know what the next statement
> is, to provide the actual search string itself. Googling has proved
> unhelpful, as most of the examples online don't actually show this "+
> OK" response. Can someone just briefly outline what's meant to happen
> next? I've tried including the search string immediately after the
> byte-size, separated by various combinations of \n\r, but that always
> gives me a "Missing LF after literal size" error.

Your example, assuming your search text is "aéb":

. UID SEARCH CHARSET UTF-8 TEXT {4}
+OK
aéb[CRLF]
* SEARCH XXX
. OK

Literal length is the number of octets in the string - not the number  
of characters - so not sure if that was tripping you up.

michael