mirror of https://github.com/mamba-org/mamba.git
137 lines
4.2 KiB
Python
137 lines
4.2 KiB
Python
# -*- coding: utf-8 -*-
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from setuptools import setup, Extension
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from setuptools.command.build_ext import build_ext
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import sys, os, platform
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import setuptools
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here = os.path.dirname(os.path.abspath(__file__))
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version_ns = {}
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with open(os.path.join(here, 'mamba', '_version.py')) as f:
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exec(f.read(), {}, version_ns)
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__version__ = version_ns['__version__']
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class get_pybind_include(object):
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"""Helper class to determine the pybind11 include path
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The purpose of this class is to postpone importing pybind11
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until it is actually installed, so that the ``get_include()``
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method can be invoked. """
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def __init__(self, user=False):
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self.user = user
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def __str__(self):
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import pybind11
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return pybind11.get_include(self.user)
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if sys.platform.startswith('win'):
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libsolv_prefix = os.path.join(sys.prefix, 'Library\\')
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else:
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libsolv_prefix = sys.prefix
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print("Looking for libsolv in: ", libsolv_prefix)
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extra_link_args = []
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if sys.platform == 'darwin':
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extra_link_args = ['-Wl,-rpath', '-Wl,%s' % os.path.abspath(libsolv_prefix)]
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library_dir = []
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if sys.platform == 'win32':
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try:
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conda_prefix = os.getenv('CONDA_PREFIX')
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if not conda_prefix:
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conda_prefix = os.getenv('MINICONDA')
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if not conda_prefix:
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raise RuntimeError("No conda prefix found")
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library_dir = [os.path.join(conda_prefix, 'Library\\lib\\')]
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print("Looking for libsolv library in ", library_dir)
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except:
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print("could not find conda prefix")
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CURL_LIB = 'libcurl'
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else:
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CURL_LIB = 'curl'
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ext_modules = [
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Extension(
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'mamba.mamba_api',
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['include/py_interface.cpp', 'include/thirdparty/minilog.cpp'],
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include_dirs=[
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get_pybind_include(),
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get_pybind_include(user=True),
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os.path.join(libsolv_prefix, 'include'),
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"include/thirdparty/"
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],
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library_dirs=library_dir,
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libraries=['archive', 'solv', 'solvext', CURL_LIB, 'crypto'],
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language='c++'
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),
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]
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# As of Python 3.6, CCompiler has a `has_flag` method.
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# cf http://bugs.python.org/issue26689
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def has_flag(compiler, flagname):
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"""Return a boolean indicating whether a flag name is supported on
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the specified compiler.
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"""
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import tempfile
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with tempfile.NamedTemporaryFile('w', suffix='.cpp') as f:
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f.write('int main (int argc, char **argv) { return 0; }')
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try:
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compiler.compile([f.name], extra_postargs=[flagname])
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except setuptools.distutils.errors.CompileError:
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return False
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return True
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class BuildExt(build_ext):
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"""A custom build extension for adding compiler-specific options."""
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c_opts = {
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'msvc': ['/EHsc', '/std:c++17', '/Ox'],
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'unix': ['-std=c++17', '-O3'],
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}
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def build_extensions(self):
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ct = self.compiler.compiler_type
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if sys.platform == 'darwin':
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self.c_opts['unix'] += ['-stdlib=libc++', '-mmacosx-version-min=10.7']
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if not has_flag(self.compiler, '-std=c++17'):
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self.c_opts['unix'].remove('-std=c++17')
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self.c_opts['unix'].append('-std=c++1z')
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opts = self.c_opts.get(ct, [])
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if ct == 'unix':
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opts.append('-DVERSION_INFO="%s"' % self.distribution.get_version())
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if has_flag(self.compiler, '-fvisibility=hidden'):
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opts.append('-fvisibility=hidden')
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elif ct == 'msvc':
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opts.append('/DVERSION_INFO=\\"%s\\"' % self.distribution.get_version())
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for ext in self.extensions:
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ext.extra_compile_args = opts
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build_ext.build_extensions(self)
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setup(
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name='mamba',
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version=__version__,
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author='Wolf Vollprecht',
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author_email='w.vollprecht@gmail.com',
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url='https://github.com/wolfv/mamba',
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description='A fast, libsolv based solver and installer for conda packages.',
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packages=['mamba'],
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entry_points={
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'console_scripts': [
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'mamba = mamba.mamba:main'
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]
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},
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long_description='A (hopefully faster) reimplementation of the slow bits of conda.',
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ext_modules=ext_modules,
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install_requires=['pybind11>=2.2'],
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extras_require = {'test': ['pytest']},
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cmdclass={'build_ext': BuildExt},
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zip_safe=False,
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)
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