[xmonad] Strange spawnPipe error

[Ferenc Wagner]

Adam Vogt <vogt.adam at gmail.com> writes:

> * On Sunday, December 27 2009, Viktor Deryagin wrote:
>
>> On Sun, Dec 27, 2009 at 12:56 AM, Ferenc Wagner <wferi at niif.hu> wrote:
> ...
>>> What is your unix package version?
>>
>> What is "unix package"? Sorry for stupid question :)
>
> $ ghc-pkg list unix
>
> I'm not sure how to help with the rest of this troubleshooting, however.

Nevermind, I've found the bug.  spawnPipe changed from forkProcess to
xfork.  xfork contains createSession, but spawnPipe also kept its own,
so there're two in the code path now.  The latter should be removed.
-- 
Regards,
Feri.