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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.package import *
# Note: should probably be named 'mgridgen+mpi' (as per scotch, metis etc)
class Parmgridgen(Package):
"""MGRIDGEN is a serial library written entirely in ANSI C that implements
(serial) algorithms for obtaining a sequence of successive coarse grids
that are well-suited for geometric multigrid methods.
ParMGridGen is the parallel version of MGridGen.
"""
homepage = "https://github.com/mrklein/ParMGridGen"
url = "http://www.stasyan.com/devel/distfiles/ParMGridGen-1.0.tar.gz"
version('1.0', sha256='62cdb6e48cfc59124e5d5d360c2841e0fc2feecafe65bda110b74e942740b395')
variant('mpi', default=True,
description='Activate the compilation of parallel libraries')
depends_on('mpi', when='+mpi')
def install(self, spec, prefix):
make_opts = [
'make=make',
'COPTIONS={0}'.format(self.compiler.cc_pic_flag),
'LDOPTIONS={0}'.format(self.compiler.cc_pic_flag),
'CC={0}'.format(self.compiler.cc),
'LD={0}'.format(self.compiler.cc),
'LIBDIR=-L../..',
'LIBS=-L../.. -lmgrid -lm',
]
if '+mpi' in spec:
make_opts.extend([
'PARCC={0}'.format(spec['mpi'].mpicc),
'PARLD={0}'.format(spec['mpi'].mpicc),
'PARLIBS=-L../.. -lparmgrid -lmgrid -lm',
'parallel'
])
else:
make_opts.append('serial')
make(*make_opts, parallel=False)
mkdirp(prefix.include, prefix.lib, prefix.bin)
install("mgridgen.h", prefix.include)
install("libmgrid.a", prefix.lib)
install("mgridgen", prefix.bin)
if '+mpi' in spec:
install("parmgridgen.h", prefix.include)
install("libparmgrid.a", prefix.lib)
install("parmgridgen", prefix.bin)
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