On Mon, Apr 11, 2016 at 12:36 PM Ian Henriksen < insertinterestingnameh...@gmail.com> wrote:
> On Mon, Apr 11, 2016 at 11:50 AM Ian Henriksen < > insertinterestingnameh...@gmail.com> wrote: > >> To answer the original question about define macros, it appears that the >> canonical >> way to pass preprocessor defines through distutils is to use the >> define_macros >> keyword when constructing your Extension class. You should also be able >> to do >> this within a Cython source file by including a directive like: >> >> # distutils: define_macros = MY_DEFINE, MY_DEFINE_2=2 >> >> Unfortunately, it looks like there's a bug in that that's making it so >> that these >> macros are undef'ed rather than being defined, so, for now, just pass the >> appropriate flags to your Extension object. >> >> > Small update on this, it looks like the issue with undef/define only > applies when a > define is specified this way without a value, so I either haven't gotten > the syntax quite > right, or that's not supported yet. Specifying an actual value for the > macro works fine. > > Best, > Ian Henriksen > Should be fixed in https://github.com/cython/cython/pull/509. Best, Ian Henriksen
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