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import os
import sys
import cffi
MBD_H = 'src/mbd.h'
LIBMBD_PREFIX = os.environ.get('LIBMBD_PREFIX')
if LIBMBD_PREFIX == '':
sys.exit()
# some Conda environments do not add their include dir into default includes
CONDA_PREFIX = os.environ.get('CONDA_PREFIX')
if not LIBMBD_PREFIX and CONDA_PREFIX:
LIBMBD_PREFIX = CONDA_PREFIX
if LIBMBD_PREFIX:
ext_kwargs = {
'include_dirs': [f'{LIBMBD_PREFIX}/include'],
'library_dirs': [f'{LIBMBD_PREFIX}/lib'],
'runtime_library_dirs': [f'{LIBMBD_PREFIX}/lib'],
}
else:
ext_kwargs = {}
ffibuilder = cffi.FFI()
ffibuilder.set_source(
'pymbd._libmbd', '#include "mbd/mbd.h"', libraries=['mbd'], **ext_kwargs
)
with open(MBD_H) as f:
ffibuilder.cdef(f.read())
if __name__ == '__main__':
from cffi.setuptools_ext import cffi_modules
from setuptools import Distribution
if sys.platform[:6] == 'darwin':
from distutils.unixccompiler import UnixCCompiler
UnixCCompiler.runtime_library_dir_option = lambda self, dir: ['-rpath', dir]
distribution = Distribution({'package_dir': {'': 'src'}})
cffi_modules(distribution, 'cffi_modules', ['build.py:ffibuilder'])
cmd = distribution.cmdclass['build_ext'](distribution)
cmd.inplace = 1
cmd.ensure_finalized()
cmd.run()
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