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##############################################################################
# Copyright (c) 2013-2015, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Written by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/llnl/spack
# Please also see the LICENSE file for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License (as published by
# the Free Software Foundation) version 2.1 dated February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
from spack import *
class Metis(Package):
"""
METIS is a set of serial programs for partitioning graphs, partitioning finite element meshes, and producing fill
reducing orderings for sparse matrices. The algorithms implemented in METIS are based on the multilevel
recursive-bisection, multilevel k-way, and multi-constraint partitioning schemes.
"""
homepage = 'http://glaros.dtc.umn.edu/gkhome/metis/metis/overview'
url = "http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/metis-5.1.0.tar.gz"
version('5.1.0', '5465e67079419a69e0116de24fce58fe')
variant('shared', default=True, description='Enables the build of shared libraries')
variant('debug', default=False, description='Builds the library in debug mode')
variant('gdb', default=False, description='Enables gdb support')
variant('idx64', default=False, description='Use int64_t as default index type')
variant('double', default=False, description='Use double precision floating point types')
depends_on('cmake @2.8:') # build-time dependency
depends_on('gdb', when='+gdb')
def install(self, spec, prefix):
options = []
options.extend(std_cmake_args)
build_directory = join_path(self.stage.path, 'spack-build')
source_directory = self.stage.source_path
options.append('-DGKLIB_PATH:PATH={metis_source}/GKlib'.format(metis_source=source_directory))
if '+shared' in spec:
options.append('-DSHARED:BOOL=ON')
if '+debug' in spec:
options.extend(['-DDEBUG:BOOL=ON',
'-DCMAKE_BUILD_TYPE:STRING=Debug'])
if '+gdb' in spec:
options.append('-DGDB:BOOL=ON')
metis_header = join_path(source_directory, 'include', 'metis.h')
if '+idx64' in spec:
filter_file('IDXTYPEWIDTH 32', 'IDXTYPEWIDTH 64', metis_header)
if '+double' in spec:
filter_file('REALTYPEWIDTH 32', 'REALTYPEWIDTH 64', metis_header)
with working_dir(build_directory, create=True):
cmake(source_directory, *options)
make()
make("install")
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