[slime-devel] [CLSQL] Slime, CLSQL, and reader macros

Helmut Eller heller at common-lisp.net
Sat Apr 3 18:10:52 UTC 2010

* Patrick May [2010-04-03 16:13+0200] writes:

>> No, CCL has threads so no need for :fd-handler.
> 	I don't follow your logic.  SBCL has threads on many platforms
> 	as well.

Yeah, these days it would better to remove :fd-handler for SBCL.

>        More importantly, the behavior within Slime when
> 	running CCL is non-intuitive and the fix for that is not obvious
> 	(although I'm still working on it).  The behavior of :fd-handler
> 	seems as though it would address the issue, so why wouldn't it
> 	be supported for CCL?

:fd-handler assumes that something runs an event loop when I/O
operations like READ-CHAR would otherwise block.  CCL doesn't do that.

If you want to run it single threaded you can set
swank:*communication-style* to nil.


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