On Tue, 1 May 2012, Gokhan Sengun wrote:

> For example, send command "USER xxxx" to FTP server, break FTP state machine
> and return back to multi interface before waiting the response, etc.

That's what it does already...

> Currently processing of a job in multi interface for FTP does USER, PASSWD,
> PWD and returns and this can take some time to complete if poles of earth
> are involved in the communication.

If that's what happens now then it is a bug. The FTP code is designed and
written to be a perfectly fine non-blocking state machine.

Curl_GetFTPResponse() is the main blocking bad guy in the FTP code iirc but it
isn't used for USER, PASS and PWD.

-- 
  / daniel.haxx.se
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