[Twisted-Python] strange exception on Python 2.6 + Snow Leopard

[exarkun at twistedmatrix.com]

On 08:37 pm, phil at bubblehouse.org wrote:
>On Sep 29, 2009, at 3:08 PM, Steve Steiner (listsin) wrote:
>>>Hmm, sorry to question, but are you sure?
>>
>>You're right, different error.  Sorry for not replying earlier -- just
>>found this when Googling for 10.6 build instructions as I'm having a
>>devil of a time building from SVN on 10.6 with Python 2.6.1.
>
>No worries, I'm glad you bumped this thread. I'm still seeing the
>traceback on startup (exceptions.AttributeError: 'module' object has
>no attribute 'ssl_test'), although they haven't affected my use of
>Twisted. Just annoying to see, that's all.
>
>What kind of build problems are you having? I just updated/installed
>SVN HEAD without much of a problem using `python setup.py develop`.
>
>I do see the following issues during compilation, which cause the
>epoll reactor to fail. I don't use the epoll reactor, so I haven't
>bothered trying to fix it:
>
>gcc-4.2 -fno-strict-aliasing -fno-common -dynamic -DNDEBUG -g -fwrapv -
>Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch i386 -arch ppc -
>arch x86_64 -pipe -I/System/Library/Frameworks/Python.framework/
>Versions/2.6/include/python2.6 -c conftest.c -o conftest.o
>gcc-4.2 -fno-strict-aliasing -fno-common -dynamic -DNDEBUG -g -fwrapv -
>Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch i386 -arch ppc -
>arch x86_64 -pipe -I/System/Library/Frameworks/Python.framework/
>Versions/2.6/include/python2.6 -c conftest.c -o conftest.o
>conftest.c:1:23: error: sys/epoll.h: No such file or directory
>conftest.c:1:23: error: sys/epoll.h: No such file or directory
>conftest.c:1:23: error: sys/epoll.h: No such file or directory
>lipo: can't open input file: /var/tmp//ccGt0yAW.out (No such file or
>directory)

These aren't really fixable.  OS X does not have epoll.  The epoll 
reactor is for Linux.

Jean-Paul