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setup.py
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setup.py
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#!/usr/bin/env python3
# ethash: C/C++ implementation of Ethash, the Ethereum Proof of Work algorithm.
# Copyright 2019 Pawel Bylica.
# Licensed under the Apache License, Version 2.0.
import os
import subprocess
import shutil
from distutils.errors import CCompilerError
from os import path
from setuptools import setup
from setuptools.command.build_ext import build_ext as setuptools_build_ext
class build_ext(setuptools_build_ext):
user_options = setuptools_build_ext.user_options + [
('skip-cmake-build', None,
"Skip CMake build assuming the libraries are already installed " +
"to the dist directory")
]
def initialize_options(self):
super(build_ext, self).initialize_options()
self.skip_cmake_build = False
def run(self):
build_dir = self.build_temp
source_dir = path.dirname(path.abspath(__file__))
install_dir = path.join(source_dir, 'dist')
cmake_opts = [
'-DCMAKE_INSTALL_PREFIX={}'.format(install_dir),
'-DCMAKE_INSTALL_LIBDIR=lib',
'-DCMAKE_POSITION_INDEPENDENT_CODE=TRUE',
'-DHUNTER_ENABLED=OFF',
'-DETHASH_INSTALL_CMAKE_CONFIG=OFF'
]
generator = os.environ.get('GENERATOR')
if generator:
cmake_opts.append('-G{}'.format(generator))
if not self.skip_cmake_build and not os.environ.get('ETHASH_PYTHON_SKIP_BUILD'):
cmake_cmd = shutil.which('cmake')
if not cmake_cmd:
raise CCompilerError(
"cmake tool not found but required to build this package")
r = subprocess.call([cmake_cmd, source_dir] + cmake_opts,
cwd=build_dir)
if r != 0:
raise CCompilerError(
"cmake configuration failed with exit status {}".format(r))
r = subprocess.call(
[cmake_cmd, '--build', build_dir, '--target', 'install',
'--config', 'Release'])
if r != 0:
raise CCompilerError(
"cmake build failed with exit status {}".format(r))
self.library_dirs.append(path.join(install_dir, 'lib'))
super(build_ext, self).run()
setup(
name='ethash',
version='1.0.1',
description=
"C/C++ implementation of Ethash – the Ethereum Proof of Work algorithm",
url='https://github.com/chfast/ethash',
author='Paweł Bylica',
author_email='[email protected]',
license='Apache License, Version 2.0',
package_dir={'': 'bindings/python'},
packages=['ethash'],
package_data={'ethash': ['py.typed']},
cffi_modules=['bindings/python/ethash/_build.py:ffibuilder'],
python_requires='>=3.6',
setup_requires=['cffi>=1.12'],
install_requires=['cffi>=1.12'],
test_suite='tests.test_ethash',
cmdclass={'build_ext': build_ext},
classifiers=[
'License :: OSI Approved :: Apache Software License',
'Programming Language :: C',
'Programming Language :: C++',
'Programming Language :: Python :: 3',
'Programming Language :: Python :: 3.6',
'Programming Language :: Python :: 3.7',
'Programming Language :: Python :: 3.8',
'Programming Language :: Python :: 3.9',
],
)