mirror of https://github.com/MagicStack/uvloop.git
273 lines
8.7 KiB
Python
273 lines
8.7 KiB
Python
import os
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import os.path
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import re
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import shutil
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import subprocess
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import sys
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from setuptools import setup, Extension
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from setuptools.command.build_ext import build_ext as build_ext
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from setuptools.command.sdist import sdist as sdist
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if sys.platform in ('win32', 'cygwin', 'cli'):
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raise RuntimeError('uvloop does not support Windows at the moment')
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vi = sys.version_info
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if vi < (3, 5):
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raise RuntimeError('uvloop requires Python 3.5 or greater')
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if vi[:2] == (3, 6):
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if vi.releaselevel == 'beta' and vi.serial < 3:
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raise RuntimeError('uvloop requires Python 3.5 or 3.6b3 or greater')
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CFLAGS = ['-O2']
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LIBUV_DIR = os.path.join(os.path.dirname(__file__), 'vendor', 'libuv')
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LIBUV_BUILD_DIR = os.path.join(os.path.dirname(__file__), 'build', 'libuv')
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def _libuv_build_env():
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env = os.environ.copy()
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cur_cflags = env.get('CFLAGS', '')
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if not re.search(r'-O\d', cur_cflags):
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cur_cflags += ' -O2'
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env['CFLAGS'] = (cur_cflags + ' -fPIC ' + env.get('ARCHFLAGS', ''))
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return env
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def _libuv_autogen(env):
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if os.path.exists(os.path.join(LIBUV_DIR, 'configure')):
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# No need to use autogen, the configure script is there.
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return
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if not os.path.exists(os.path.join(LIBUV_DIR, 'autogen.sh')):
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raise RuntimeError(
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'the libuv submodule has not been checked out; '
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'try running "git submodule init; git submodule update"')
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subprocess.run(
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['/bin/sh', 'autogen.sh'], cwd=LIBUV_DIR, env=env, check=True)
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class uvloop_sdist(sdist):
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def run(self):
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# Make sure sdist archive contains configure
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# to avoid the dependency on autotools.
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_libuv_autogen(_libuv_build_env())
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super().run()
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class uvloop_build_ext(build_ext):
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user_options = build_ext.user_options + [
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('cython-always', None,
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'run cythonize() even if .c files are present'),
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('cython-annotate', None,
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'Produce a colorized HTML version of the Cython source.'),
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('cython-directives=', None,
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'Cythion compiler directives'),
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('use-system-libuv', None,
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'Use the system provided libuv, instead of the bundled one'),
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]
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boolean_options = build_ext.boolean_options + [
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'cython-always',
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'cython-annotate',
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'use-system-libuv',
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]
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def initialize_options(self):
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# initialize_options() may be called multiple times on the
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# same command object, so make sure not to override previously
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# set options.
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if getattr(self, '_initialized', False):
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return
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super().initialize_options()
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self.use_system_libuv = False
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self.cython_always = False
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self.cython_annotate = None
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self.cython_directives = None
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def finalize_options(self):
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# finalize_options() may be called multiple times on the
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# same command object, so make sure not to override previously
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# set options.
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if getattr(self, '_initialized', False):
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return
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need_cythonize = self.cython_always
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cfiles = {}
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for extension in self.distribution.ext_modules:
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for i, sfile in enumerate(extension.sources):
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if sfile.endswith('.pyx'):
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prefix, ext = os.path.splitext(sfile)
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cfile = prefix + '.c'
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if os.path.exists(cfile) and not self.cython_always:
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extension.sources[i] = cfile
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else:
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if os.path.exists(cfile):
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cfiles[cfile] = os.path.getmtime(cfile)
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else:
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cfiles[cfile] = 0
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need_cythonize = True
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if need_cythonize:
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try:
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import Cython
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from distutils.version import LooseVersion
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except ImportError:
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raise RuntimeError(
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'please install Cython to compile uvloop from source')
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if LooseVersion(Cython.__version__) < LooseVersion('0.28'):
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raise RuntimeError(
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'uvloop requires Cython version 0.28 or greater')
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from Cython.Build import cythonize
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directives = {}
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if self.cython_directives:
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for directive in self.cython_directives.split(','):
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k, _, v = directive.partition('=')
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if v.lower() == 'false':
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v = False
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if v.lower() == 'true':
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v = True
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directives[k] = v
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self.distribution.ext_modules[:] = cythonize(
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self.distribution.ext_modules,
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compiler_directives=directives,
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annotate=self.cython_annotate)
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super().finalize_options()
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self._initialized = True
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def build_libuv(self):
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env = _libuv_build_env()
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# Make sure configure and friends are present in case
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# we are building from a git checkout.
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_libuv_autogen(env)
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# Copy the libuv tree to build/ so that its build
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# products don't pollute sdist accidentally.
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if os.path.exists(LIBUV_BUILD_DIR):
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shutil.rmtree(LIBUV_BUILD_DIR)
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shutil.copytree(LIBUV_DIR, LIBUV_BUILD_DIR)
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# Sometimes pip fails to preserve the timestamps correctly,
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# in which case, make will try to run autotools again.
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subprocess.run(
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['touch', 'configure.ac', 'aclocal.m4', 'configure',
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'Makefile.am', 'Makefile.in'],
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cwd=LIBUV_BUILD_DIR, env=env, check=True)
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if 'LIBUV_CONFIGURE_HOST' in env:
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cmd = ['./configure', '--host=' + env['LIBUV_CONFIGURE_HOST']]
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else:
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cmd = ['./configure']
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subprocess.run(
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cmd,
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cwd=LIBUV_BUILD_DIR, env=env, check=True)
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j_flag = '-j{}'.format(os.cpu_count() or 1)
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c_flag = "CFLAGS={}".format(env['CFLAGS'])
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subprocess.run(
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['make', j_flag, c_flag],
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cwd=LIBUV_BUILD_DIR, env=env, check=True)
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def build_extensions(self):
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if self.use_system_libuv:
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self.compiler.add_library('uv')
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if sys.platform == 'darwin' and \
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os.path.exists('/opt/local/include'):
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# Support macports on Mac OS X.
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self.compiler.add_include_dir('/opt/local/include')
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else:
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libuv_lib = os.path.join(LIBUV_BUILD_DIR, '.libs', 'libuv.a')
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if not os.path.exists(libuv_lib):
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self.build_libuv()
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if not os.path.exists(libuv_lib):
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raise RuntimeError('failed to build libuv')
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self.extensions[-1].extra_objects.extend([libuv_lib])
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self.compiler.add_include_dir(os.path.join(LIBUV_DIR, 'include'))
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if sys.platform.startswith('linux'):
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self.compiler.add_library('rt')
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elif sys.platform.startswith(('freebsd', 'dragonfly')):
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self.compiler.add_library('kvm')
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elif sys.platform.startswith('sunos'):
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self.compiler.add_library('kstat')
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self.compiler.add_library('pthread')
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super().build_extensions()
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with open(os.path.join(os.path.dirname(__file__), 'README.rst')) as f:
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readme = f.read()
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with open(os.path.join(
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os.path.dirname(__file__), 'uvloop', '_version.py')) as f:
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for line in f:
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if line.startswith('__version__ ='):
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_, _, version = line.partition('=')
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VERSION = version.strip(" \n'\"")
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break
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else:
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raise RuntimeError(
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'unable to read the version from uvloop/_version.py')
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setup(
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name='uvloop',
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description='Fast implementation of asyncio event loop on top of libuv',
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long_description=readme,
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url='http://github.com/MagicStack/uvloop',
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license='MIT',
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author='Yury Selivanov',
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author_email='yury@magic.io',
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platforms=['*nix'],
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version=VERSION,
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packages=['uvloop'],
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cmdclass={
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'sdist': uvloop_sdist,
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'build_ext': uvloop_build_ext
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},
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ext_modules=[
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Extension(
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"uvloop.loop",
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sources=[
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"uvloop/loop.pyx",
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],
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extra_compile_args=CFLAGS
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),
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],
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classifiers=[
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'Development Status :: 5 - Production/Stable',
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'Framework :: AsyncIO',
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'Programming Language :: Python :: 3 :: Only',
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'Programming Language :: Python :: 3.5',
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'Programming Language :: Python :: 3.6',
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'Programming Language :: Python :: 3.7',
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'License :: OSI Approved :: Apache Software License',
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'License :: OSI Approved :: MIT License',
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'Intended Audience :: Developers',
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],
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provides=['uvloop'],
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include_package_data=True,
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test_suite='tests.suite'
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)
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