[mkcl-devel] quiclisp

[Robert Burghart]

Very interesting.  I was trying quicklisp since it shares a common root with
ECL which is supported.

On Fri, Jul 1, 2011 at 12:40 PM, Jean-Claude Beaudoin <
jean.claude.beaudoin at gmail.com> wrote:

>
>
> On Thu, Jun 30, 2011 at 11:05 PM, Jean-Claude Beaudoin <
> jean.claude.beaudoin at gmail.com> wrote:
>
>>  This makes, in a multi-threaded SBCL, impossible to predict the value of:
>>
>> (equal (truename #P"") (truename #P""))
>>
>> It may return T most of the time but not always since the current working
>> directory may have been changed by some other thread between the two
>> "truename" calls.
>>
>>
> After verification I have to add that the statement here above is partially
> inexact for SBCL.  In fact, SBCL seems to ignore the process current working
> directory after sampling it on startup and relies entirely on
> *default-pathname-defaults* ever after.  But SBCL keeps
> *default-pathname-defaults* a true global variable and if one is not careful
> to rebind it locally in its own thread then you get the same unpredictable
> behavior stated above but for a somewhat different reason
>
>
>>
>>
>
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>>
>
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