Easier to wrap C or C++ libraries?
hniksic at xemacs.org
Mon Feb 16 20:48:02 CET 2009
Nick Craig-Wood <nick at craig-wood.com> writes:
> Christian Heimes <lists at cheimes.de> wrote:
>> Hrvoje Niksic schrieb:
>> > "Diez B. Roggisch" <deets at nospam.web.de> writes:
>> >> The answer is easy: if you use C, you can use ctypes to create a
>> >> wrapper - with pure python, no compilation, no platform issues.
>> > The last part is not true. ctypes doesn't work on 64-bit
>> > architectures, nor does it work when Python is built with non-gcc Unix
>> > compilers
>> ctypes works on 64bit systems, too. However it's a pain in the ... back
>> to write code with ctypes that works across all platforms. I used to use
>> ctypes for wrapper but eventually I switched to Cython.
> What sort of problems have you had?
> I find as long as I use the same types as the C code actually uses it
> all works fine. If on a 64 bit platform long is 64 bits then it will
> be under ctypes too.
I apologize for the misinformation that ctypes doesn't work on 64-bit
systems. The project I'm working on doesn't include ctypes, but it
could be because we don't use GCC to build, or because we also need to
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