Hi again PyPy has functions to parse C headers to get macros and constants so I could create C functions to wrap the macros and probably inline constants in the Python part of the wrapper. This doesn't solve the problem of ifdefs but this is a start.
Cheers Romain 2011/4/7 Carl Witty <carl.wi...@gmail.com> > On Thu, Apr 7, 2011 at 9:06 AM, Dag Sverre Seljebotn > <d.s.seljeb...@astro.uio.no> wrote: > > This seems similar to Carl Witty's port of Cython to .NET/IronPython. An > > important insight from that project is that Cython code does NOT specify > an > > ABI, only an API which requires a C compiler to make sense. That is; many > > wrapped C libraries have plenty of macros, we only require partial > > definition of struct, we only require approximate typedef's, and so on. > > > > In the .NET port, the consequence was that rather than the original idea > of > > generating C# code (with FFI specifications) was dropped, and one instead > > went with C++/CLR (which is a proper C++ compiler that really understands > > the C side on an API level, in addition to giving access to the .NET > > runtime). > > Let me just add that a way to deal with the API vs. ABI issue would be > useful for other potential Cython targets as well, such as IronPython > using C# and Jython. (A C# port for IronPython would be more valuable > than my C++/CLI port because it would work under Mono -- Mono doesn't > have a C++/CLI compiler and probably never will.) > > Carl >
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