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# Copyright 2013-2022 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 Elpa(AutotoolsPackage):
"""Eigenvalue solvers for Petaflop-Applications (ELPA)"""
homepage = 'http://elpa.mpcdf.mpg.de/'
url = 'http://elpa.mpcdf.mpg.de/elpa-2015.11.001.tar.gz'
version('2018.05.001.rc1', 'ccd77bd8036988ee624f43c04992bcdd')
version('2017.11.001', '4a437be40cc966efb07aaab84c20cd6e', preferred=True)
version('2017.05.003', '7c8e5e58cafab212badaf4216695700f')
version('2017.05.002', 'd0abc1ac1f493f93bf5e30ec8ab155dc')
version('2016.11.001.pre', '5656fd066cf0dcd071dbcaf20a639b37')
version('2016.05.004', 'c0dd3a53055536fc3a2a221e78d8b376')
version('2016.05.003', '88a9f3f3bfb63e16509dd1be089dcf2c')
version('2015.11.001', 'de0f35b7ee7c971fd0dca35c900b87e6')
variant('openmp', default=False, description='Activates OpenMP support')
variant('optflags', default=True, description='Build with optimization flags')
depends_on('mpi')
depends_on('blas')
depends_on('lapack')
depends_on('scalapack')
def url_for_version(self, version):
t = 'http://elpa.mpcdf.mpg.de/html/Releases/{0}/elpa-{0}.tar.gz'
if version < Version('2016.05.003'):
t = 'http://elpa.mpcdf.mpg.de/elpa-{0}.tar.gz'
return t.format(str(version))
@property
def libs(self):
libname = 'libelpa_openmp' if '+openmp' in self.spec else 'libelpa'
return find_libraries(
libname, root=self.prefix, shared=True, recursive=True
)
build_directory = 'spack-build'
def setup_environment(self, spack_env, run_env):
# TUTORIAL: set the following environment variables:
#
# CC=spec['mpi'].mpicc
# FC=spec['mpi'].mpifc
# CXX=spec['mpi'].mpicxx
# SCALAPACK_LDFLAGS=spec['scalapack'].libs.joined()
#
# and append the following flags:
#
# LDFLAGS -> spec['lapack'].libs.search_flags
# LIBS -> spec['lapack'].libs.link_flags
pass
def configure_args(self):
# TODO: set optimum flags for platform+compiler combo, see
# https://github.com/hfp/xconfigure/tree/master/elpa
# also see:
# https://src.fedoraproject.org/cgit/rpms/elpa.git/
# https://packages.qa.debian.org/e/elpa.html
options = []
if '+optflags' in self.spec:
options.extend([
'FCFLAGS=-O2 -ffree-line-length-none',
'CFLAGS=-O2'
])
if '+openmp' in self.spec:
options.append('--enable-openmp')
return options
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