mamba/setup.py

102 lines
3.3 KiB
Python

from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
import sys, os, platform
import setuptools
__version__ = '0.0.1'
class get_pybind_include(object):
"""Helper class to determine the pybind11 include path
The purpose of this class is to postpone importing pybind11
until it is actually installed, so that the ``get_include()``
method can be invoked. """
def __init__(self, user=False):
self.user = user
def __str__(self):
import pybind11
return pybind11.get_include(self.user)
if sys.platform.startswith('win'):
libsolv_prefix = os.path.join(sys.prefix, 'Library/')
else:
libsolv_prefix = sys.prefix
print("Looking for libsolv in: ", libsolv_prefix)
ext_modules = [
Extension(
'mamba.mamba_api',
['include/py_interface.cpp', 'include/parsing.cpp', 'include/solver.cpp', 'include/thirdparty/simdjson/simdjson.cpp'],
include_dirs=[
os.path.join(libsolv_prefix, 'include/'),
get_pybind_include(),
get_pybind_include(user=True)
],
library_dirs=[os.path.join(libsolv_prefix, 'lib/'),
os.path.join(libsolv_prefix, 'bin/')],
libraries=['solv'],
language='c++'
),
]
# As of Python 3.6, CCompiler has a `has_flag` method.
# cf http://bugs.python.org/issue26689
def has_flag(compiler, flagname):
"""Return a boolean indicating whether a flag name is supported on
the specified compiler.
"""
import tempfile
with tempfile.NamedTemporaryFile('w', suffix='.cpp') as f:
f.write('int main (int argc, char **argv) { return 0; }')
try:
compiler.compile([f.name], extra_postargs=[flagname])
except setuptools.distutils.errors.CompileError:
return False
return True
class BuildExt(build_ext):
"""A custom build extension for adding compiler-specific options."""
c_opts = {
'msvc': ['/EHsc', '/std:c++latest', '/arch:AVX2', '/Ox'],
'unix': ['-std=c++17', '-march=core-avx2', '-O3'],
}
def build_extensions(self):
ct = self.compiler.compiler_type
if sys.platform == 'darwin':
self.c_opts['unix'] += ['-stdlib=libc++', '-mmacosx-version-min=10.7']
if not has_flag(self.compiler, '-std=c++17'):
self.c_opts.remove('-std=c++17')
self.c_opts.append('-std=c++1z')
opts = self.c_opts.get(ct, [])
if ct == 'unix':
opts.append('-DVERSION_INFO="%s"' % self.distribution.get_version())
if has_flag(self.compiler, '-fvisibility=hidden'):
opts.append('-fvisibility=hidden')
elif ct == 'msvc':
opts.append('/DVERSION_INFO=\\"%s\\"' % self.distribution.get_version())
for ext in self.extensions:
ext.extra_compile_args = opts
build_ext.build_extensions(self)
setup(
name='mamba',
version=__version__,
author='Wolf Vollprecht',
author_email='w.vollprecht@gmail.com',
url='https://github.com/wolfv/mamba',
description='Faster than a conda?!',
packages=['mamba'],
scripts=['bin/mamba'],
long_description='A (hopefully faster) reimplementation of the slow bits of conda.',
ext_modules=ext_modules,
install_requires=['pybind11>=2.2'],
cmdclass={'build_ext': BuildExt},
zip_safe=False,
)