[slime-devel] slime-disconnect kills remote ccl

[Helmut Eller]

* Patrick May [2009-06-04 17:09+0200] writes:

> Hi,
>
> 	I started Clozure from the command line on a remote machine and  
> loaded swank with (asdf:oos 'asdf:load-op :swank).  Since I'd just  
> updated to the CVS head for slime, it recompiled.  I got these warnings:
>
> ; Warning: These Swank interfaces are unimplemented:
> ;           (ACTIVATE-STEPPING ADD-FD-HANDLER ADD-SIGIO-HANDLER CALLS- 
> WHO
> ;            FIND-SOURCE-LOCATION REMOVE-FD-HANDLERS REMOVE-SIGIO- 
> HANDLERS SAVE-IMAGE
> ;            SLDB-BREAK-AT-START SLDB-BREAK-ON-RETURN SLDB-STEP-INTO  
> SLDB-STEP-NEXT
> ;            SLDB-STEP-OUT)
> ; While executing: SWANK-BACKEND::WARN-UNIMPLEMENTED-INTERFACES, in  
> process listener(1).
> NIL
>
> Are they important?

No. Nothing critical is missing.

>
> 	I then started swank:
>
> ? (setq swank:*use-dedicated-output-stream* nil)
> NIL
> ? (swank:create-server :port 4005 :dont-close t)
> ;; Swank started at port: 4005.
> 4005
> ?
>
> I set up an ssh tunnel for port 4005 and was able to connect and use  
> the Clozure image from Emacs on my local box.  When I was done I used  
> M-x slime-disconnect and it killed the Clozure image with this error:
>
> ;; swank:close-connection: Unexpected end of file on #<BASIC-TTrace/ 
> BPT trap
>
> Do I have something misconfigured?

Usually this reads as "Unexpected end of file on #<BASIC-TCP-STREAM.."

What version of CCL and which OS are you using?  
CVS SLIME requires 1.3 or newer.
The Trace/BPT issue might also be related to some particular OS/kernel.

Helmut.