Re: nnimap hangs on connect plus Garbage:

[Simon Josefsson <sj@extundo.com>]

Mats Lidell <Mats.Lidell@contactor.se> writes:

> Simon> Also, my experience is that if I don't use the workaround,
> Simon> Emacs locks up completely (any number of C-g doesn't help).  I
> Simon> think it's a race condition in Emacs process I/O.  I'm hoping
> Simon> that some emacs I/O guru discover the same problem and fix
> Simon> it. :)
> 
> Hmm... So what you are saying really is that this might be hard for us
> fix.

Yes.  Now that I try it, I'm not even able to reproduce it.

> Simon> Your workaround probably causes enough delay after opening the
> Simon> connection until something is read/written to make things work,
> Simon> just as my workaround.  Perhaps imap.el could `sit-for' a
> Simon> second or so after opening external processes.  Hm.
> 
> I'd definitely would prefere that. Simple enough even for me to
> experiment with. ;-)

Does the following have any effect?

--- imap.el.~6.3.~	Wed Dec 20 18:14:16 2000
+++ imap.el	Tue Feb  6 00:20:04 2001
@@ -857,13 +857,16 @@
 	  imap-current-message nil
 	  imap-state 'initial
 	  imap-process (condition-case ()
+			   (sit-for 1)
 			   (funcall (nth 2 (assq imap-stream 
 						 imap-stream-alist))
 				    "imap" buffer imap-server imap-port)
+			   (sit-for 1)
 			 ((error quit) nil)))
     (when imap-process
       (set-process-filter imap-process 'imap-arrival-filter)
       (set-process-sentinel imap-process 'imap-sentinel)
+      (sit-for 1)
       (while (and (eq imap-state 'initial)
 		  (memq (process-status imap-process) '(open run)))
 	(message "Waiting for response from %s..." imap-server)