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# Copyright 2013-2021 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 Knem(AutotoolsPackage):
"""KNEM is a Linux kernel module enabling high-performance intra-node MPI
communication for large messages."""
homepage = "http://knem.gforge.inria.fr"
url = "https://gitlab.inria.fr/knem/knem/uploads/4a43e3eb860cda2bbd5bf5c7c04a24b6/knem-1.1.4.tar.gz"
list_url = "https://knem.gitlabpages.inria.fr/download"
git = "https://gitlab.inria.fr/knem/knem.git"
maintainers = ['skosukhin']
version('master', branch='master')
version('1.1.4', sha256='9f0e360579ae7655e07d6644583fd325515e9ff2b42ef5decb5421a003510937',
url="https://gitlab.inria.fr/knem/knem/uploads/4a43e3eb860cda2bbd5bf5c7c04a24b6/knem-1.1.4.tar.gz")
version('1.1.3', sha256='50d3c4a20c140108b8ce47aaafd0ade0927d6f507e1b5cc690dd6bddeef30f60',
url="https://gitlab.inria.fr/knem/knem/uploads/59375c38537e6ff2d94209f190c54aa6/knem-1.1.3.tar.gz")
variant('hwloc', default=True,
description='Enable hwloc in the user-space tools')
patch('https://gitlab.inria.fr/knem/knem/-/commit/5c8cb902d6040df58cdc4e4e4c10d1f1426c3525.patch',
sha256='78885a02d6f031a793db6a7190549f8d64c8606b353051d65f8e3f802b801902',
when='@1.1.4')
depends_on('hwloc', when='+hwloc')
depends_on('pkgconfig', type='build', when='+hwloc')
depends_on('autoconf', type='build', when='@master')
depends_on('automake', type='build', when='@master')
depends_on('m4', type='build', when='@master')
# The support for hwloc was added in 0.9.1:
conflicts('+hwloc', when='@:0.9.0')
# Ideally, we should list all non-Linux-based platforms here:
conflicts('platform=darwin')
# All compilers except for gcc are in conflict:
for __compiler in spack.compilers.supported_compilers():
if __compiler != 'gcc':
conflicts('%{0}'.format(__compiler),
msg='Linux kernel module must be compiled with gcc')
@run_before('build')
def override_kernel_compiler(self):
# Override the compiler for kernel module source files. We need
# this additional argument for all installation phases.
make.add_default_arg('CC={0}'.format(spack_cc))
def configure_args(self):
return self.enable_or_disable('hwloc')
@when('@master')
def autoreconf(self, spec, prefix):
Executable('./autogen.sh')()
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