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import os
import sys
import platform
import subprocess
from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
class CMakeExtension(Extension):
def __init__(self, name, sourcedir=''):
super().__init__(name, sources=[])
self.sourcedir = os.path.abspath(sourcedir)
class CMakeBuild(build_ext):
def build_extension(self, ext):
extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
cfg = 'Debug' if self.debug else 'Release'
cmake_args = [
f'-DCMAKE_LIBRARY_OUTPUT_DIRECTORY={extdir}',
f'-DPython_EXECUTABLE={sys.executable}',
]
build_args = ['--config', cfg, '-j', '8']
if platform.system() == 'Windows':
cmake_args += [f'-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{cfg.upper()}={extdir}']
cmake_args += ['-A', 'x64' if sys.maxsize > 2**32 else 'Win32']
build_args += ['--', '/m']
else:
cmake_args += [f'-DCMAKE_BUILD_TYPE={cfg}']
os.makedirs(self.build_temp, exist_ok=True)
subprocess.check_call(['cmake', ext.sourcedir] + cmake_args, cwd=self.build_temp)
subprocess.check_call(['cmake', '--build', '.'] + build_args, cwd=self.build_temp)
setup(
ext_modules=[CMakeExtension('zxingcpp')],
cmdclass={'build_ext': CMakeBuild},
)
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