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# Copyright 2013-2024 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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