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# Copyright 2013-2019 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack import *
class Arbor(CMakePackage):
"""Arbor is a high-performance library for computational neuroscience
simulations."""
homepage = "https://github.com/arbor-sim/arbor/"
url = "https://github.com/arbor-sim/arbor/archive/v0.2.tar.gz"
version('0.4', sha256='7d9fc6b3262954cc5dc1751215fbb9f2cdb7010e829a2be43022f90da2d8d2e3')
version('0.2', sha256='43c9181c03be5f3c9820b2b50592d7b41344f37e1200980119ad347eb7bcf4eb')
variant('vectorize', default=False,
description='Enable vectorization of computational kernels')
variant('gpu', default=False, description='Enable GPU support')
variant('mpi', default=False, description='Enable MPI support')
variant('python', default=False,
description='Enable Python frontend support')
variant('unwind', default=False,
description='Enable libunwind for pretty stack traces')
depends_on('cuda', when='+gpu')
depends_on('mpi', when='+mpi')
depends_on('libunwind', when='+unwind')
extends('python@3.6:', when='+python')
depends_on('py-mpi4py', when='+mpi+python', type=('build', 'run'))
depends_on('cmake@3.9:', type='build')
# mentioned in documentation but shouldn't be necessary when
# using the archive
# depends_on('git@2.0:', type='build')
# compiler dependencies
# depends_on(C++14)
# depends_on('gcc@6.1.0:', type='build')
# depends_on('llvm@4:', type='build')
# depends_on('clang-apple@9:', type='build')
# when building documentation, this could be an optional dependency
depends_on('py-sphinx', type='build')
conflicts('@:0.2', when='target=aarch64:')
def patch(self):
filter_file(
r'find_library\(_unwind_library_target unwind-\${libunwind_arch}',
r'find_library(_unwind_library_target unwind-${_libunwind_arch}',
'cmake/FindUnwind.cmake'
)
filter_file(
r'target_compile_definitions\(arbor-private-deps ARB_WITH_UNWIND\)', # noqa: E501
r'target_compile_definitions(arbor-private-deps INTERFACE WITH_UNWIND)', # noqa: E501
'CMakeLists.txt'
)
def cmake_args(self):
args = [
'-DARB_VECTORIZE=' + ('ON' if '+vectorize' in self.spec else 'OFF'), # noqa: E501
'-DARB_WITH_GPU=' + ('ON' if '+gpu' in self.spec else 'OFF'),
'-DARB_WITH_PYTHON=' + ('ON' if '+python' in self.spec else 'OFF'),
]
if '+unwind' in self.spec:
args.append('-DUnwind_ROOT_DIR={0}'.format(self.spec['libunwind'].prefix)) # noqa: E501
return args
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