Please test the SVN branch

[Tim Hochberg]

Travis Oliphant wrote:
> I made some fixes to the "asbuffer" code which let me feel better about 
> exposing it in NumPy (where it is now named int_asbuffer).
>
> This code takes a Python integer and a size and returns a buffer object 
> that points to that memory.  A little test is performed by trying to 
> read (and possibly write if a writeable buffer is requested) to the 
> first and last elements of the buffer.  Any segfault is trapped and used 
> to raise a Python error indicating you can't use that area of memory. 
>
> It doesn't guarantee you won't shoot yourself, but it does make it more 
> difficult to segfault Python.  Previously a simple int_asbuffer(3423423, 
> 5) would have segfaulted (unless by chance you the memory area 3423423 
> happens to be owned by Python).
>
> I have not tested the code on other platforms to make sure it works as 
> expected, so please try and compiled it.
>   
FWIW, it compiles fine and passes all tests under Visual Studio and 
Python 2.4.3. I haven't tried to use it though.

-tim


> -Travis
>
>
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http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642