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import os
import platform
import sys
from os.path import join
from numpy.distutils.system_info import platform_bits
is_msvc = (platform.platform().startswith('Windows') and
platform.python_compiler().startswith('MS'))
def configuration(parent_package='', top_path=None):
from numpy.distutils.misc_util import Configuration, get_mathlibs
config = Configuration('random', parent_package, top_path)
def generate_libraries(ext, build_dir):
config_cmd = config.get_config_cmd()
libs = get_mathlibs()
if sys.platform == 'win32':
libs.extend(['Advapi32', 'Kernel32'])
ext.libraries.extend(libs)
return None
# enable unix large file support on 32 bit systems
# (64 bit off_t, lseek -> lseek64 etc.)
if sys.platform[:3] == 'aix':
defs = [('_LARGE_FILES', None)]
else:
defs = [('_FILE_OFFSET_BITS', '64'),
('_LARGEFILE_SOURCE', '1'),
('_LARGEFILE64_SOURCE', '1')]
defs.append(('NPY_NO_DEPRECATED_API', 0))
config.add_subpackage('tests')
config.add_data_dir('tests/data')
config.add_data_dir('_examples')
EXTRA_LINK_ARGS = []
EXTRA_LIBRARIES = ['npyrandom']
if os.name != 'nt':
# Math lib
EXTRA_LIBRARIES.append('m')
# Some bit generators exclude GCC inlining
EXTRA_COMPILE_ARGS = ['-U__GNUC_GNU_INLINE__']
if is_msvc and platform_bits == 32:
# 32-bit windows requires explicit sse2 option
EXTRA_COMPILE_ARGS += ['/arch:SSE2']
elif not is_msvc:
# Some bit generators require c99
EXTRA_COMPILE_ARGS += ['-std=c99']
if sys.platform == 'cygwin':
# Export symbols without __declspec(dllexport) for using by cython.
# Using __declspec(dllexport) does not export other necessary symbols
# in Cygwin package's Cython environment, making it impossible to
# import modules.
EXTRA_LINK_ARGS += ['-Wl,--export-all-symbols']
# Use legacy integer variable sizes
LEGACY_DEFS = [('NP_RANDOM_LEGACY', '1')]
PCG64_DEFS = []
# One can force emulated 128-bit arithmetic if one wants.
#PCG64_DEFS += [('PCG_FORCE_EMULATED_128BIT_MATH', '1')]
depends = ['__init__.pxd', 'c_distributions.pxd', 'bit_generator.pxd']
# npyrandom - a library like npymath
npyrandom_sources = [
'src/distributions/logfactorial.c',
'src/distributions/distributions.c',
'src/distributions/random_mvhg_count.c',
'src/distributions/random_mvhg_marginals.c',
'src/distributions/random_hypergeometric.c',
]
def gl_if_msvc(build_cmd):
""" Add flag if we are using MSVC compiler
We can't see this in our scope, because we have not initialized the
distutils build command, so use this deferred calculation to run when
we are building the library.
"""
# Keep in sync with numpy/core/setup.py
if build_cmd.compiler.compiler_type == 'msvc':
# explicitly disable whole-program optimization
return ['/GL-']
return []
config.add_installed_library('npyrandom',
sources=npyrandom_sources,
install_dir='lib',
build_info={
'include_dirs' : [], # empty list required for creating npyrandom.h
'extra_compiler_args': [gl_if_msvc],
})
for gen in ['mt19937']:
# gen.pyx, src/gen/gen.c, src/gen/gen-jump.c
config.add_extension(f'_{gen}',
sources=[f'_{gen}.c',
f'src/{gen}/{gen}.c',
f'src/{gen}/{gen}-jump.c'],
include_dirs=['.', 'src', join('src', gen)],
libraries=EXTRA_LIBRARIES,
extra_compile_args=EXTRA_COMPILE_ARGS,
extra_link_args=EXTRA_LINK_ARGS,
depends=depends + [f'_{gen}.pyx'],
define_macros=defs,
)
for gen in ['philox', 'pcg64', 'sfc64']:
# gen.pyx, src/gen/gen.c
_defs = defs + PCG64_DEFS if gen == 'pcg64' else defs
config.add_extension(f'_{gen}',
sources=[f'_{gen}.c',
f'src/{gen}/{gen}.c'],
include_dirs=['.', 'src', join('src', gen)],
libraries=EXTRA_LIBRARIES,
extra_compile_args=EXTRA_COMPILE_ARGS,
extra_link_args=EXTRA_LINK_ARGS,
depends=depends + [f'_{gen}.pyx',
'bit_generator.pyx', 'bit_generator.pxd'],
define_macros=_defs,
)
for gen in ['_common', 'bit_generator']:
# gen.pyx
config.add_extension(gen,
sources=[f'{gen}.c'],
libraries=EXTRA_LIBRARIES,
extra_compile_args=EXTRA_COMPILE_ARGS,
extra_link_args=EXTRA_LINK_ARGS,
include_dirs=['.', 'src'],
depends=depends + [f'{gen}.pyx', f'{gen}.pxd',],
define_macros=defs,
)
config.add_data_files(f'{gen}.pxd')
for gen in ['_generator', '_bounded_integers']:
# gen.pyx, src/distributions/distributions.c
config.add_extension(gen,
sources=[f'{gen}.c'],
libraries=EXTRA_LIBRARIES + ['npymath'],
extra_compile_args=EXTRA_COMPILE_ARGS,
include_dirs=['.', 'src'],
extra_link_args=EXTRA_LINK_ARGS,
depends=depends + [f'{gen}.pyx'],
define_macros=defs,
)
config.add_data_files('_bounded_integers.pxd')
mtrand_libs = ['m', 'npymath'] if os.name != 'nt' else ['npymath']
config.add_extension('mtrand',
sources=['mtrand.c',
'src/legacy/legacy-distributions.c',
'src/distributions/distributions.c',
],
include_dirs=['.', 'src', 'src/legacy'],
libraries=mtrand_libs,
extra_compile_args=EXTRA_COMPILE_ARGS,
extra_link_args=EXTRA_LINK_ARGS,
depends=depends + ['mtrand.pyx'],
define_macros=defs + LEGACY_DEFS,
)
config.add_data_files(*depends)
config.add_data_files('*.pyi')
return config
if __name__ == '__main__':
from numpy.distutils.core import setup
setup(configuration=configuration)
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