opendbc/site_scons/site_tools/cython.py

39 lines
921 B
Python

import SCons
from SCons.Action import Action
cythonAction = Action("$CYTHONCOM")
def create_builder(env):
try:
cython = env['BUILDERS']['Cython']
except KeyError:
cython = SCons.Builder.Builder(
action = cythonAction,
emitter = {},
suffix = cython_suffix_emitter,
single_source = 1
)
env['BUILDERS']['Cython'] = cython
return cython
def cython_suffix_emitter(env, source):
return "$CYTHONCFILESUFFIX"
def generate(env):
env["CYTHON"] = "cythonize"
env["CYTHONCOM"] = "$CYTHON $CYTHONFLAGS $SOURCE"
env["CYTHONCFILESUFFIX"] = ".cpp"
c_file, _ = SCons.Tool.createCFileBuilders(env)
c_file.suffix['.pyx'] = cython_suffix_emitter
c_file.add_action('.pyx', cythonAction)
c_file.suffix['.py'] = cython_suffix_emitter
c_file.add_action('.py', cythonAction)
create_builder(env)
def exists(env):
return True