[Cython] Buffer API changed in Py3b3

[Dag Sverre Seljebotn]

Andrew Straw wrote:
> Dag Sverre Seljebotn wrote:
>> Stefan Behnel wrote:
>>   
>>> Hi,
>>>
>>> the buffer API changed in Py3b3, without updating the PEP. The reasoning
>>> behind the changes were discussed in full length here:
>>>
>>> http://bugs.python.org/issue3139
>>>
>>> Here's an incomplete patch that updates the struct, but that's definitely not
>>> enough, so I hope that Dag finds some time to fix things up.
>>>     
>> Yes, I do; consider this assigned to me.
> 
> Great. I had been playing with an implementation already for b3, but 
> it's segfaulting all over the place, and I'm having to learn a lot of 
> details before I can understand things. I think it should be a lot 
> easier for you. Anyhow another point/question -- 2.6b3 supports 
> everything that 3b3 supports, but it's not clear to me that the various 
> C preprocessor conditionals emitted by Cython will result in the Cython 
> emulation of PyObject_GetBuffer() or the real thing for 2.6.

Emulation is done if the type slots are not supported in your Python -- 
last time I checked Python 2.6 had to be emulated.

-- 
Dag Sverre