spack/var/spack/repos/builtin/packages/superlu-mt/package.py
Adam J. Stewart a21e845ce7 Flake8
2016-06-20 12:24:45 -05:00

135 lines
5.1 KiB
Python

##############################################################################
# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created 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 Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, 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 Lesser 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 *
import glob
import os
class SuperluMt(Package):
"""SuperLU is a general purpose library for the direct solution of large,
sparse, nonsymmetric systems of linear equations on high performance
machines. SuperLU_MT is designed for shared memory parallel machines."""
homepage = "http://crd-legacy.lbl.gov/~xiaoye/SuperLU/#superlu_mt"
url = "http://crd-legacy.lbl.gov/~xiaoye/SuperLU/superlu_mt_3.1.tar.gz"
version('3.1', '06ac62f1b4b7d17123fffa0d0c315e91')
variant('blas', default=True, description='Build with external BLAS library')
# Must choose one or the other
variant('openmp', default=False, description='Build with OpenMP support')
variant('pthread', default=True, description='Build with POSIX threads support')
# NOTE: must link with a single-threaded BLAS library
depends_on('blas', when='+blas')
# Cannot be built in parallel
parallel = False
def configure(self, spec):
# Validate chosen variants
if '+openmp' in spec and '+pthread' in spec:
msg = 'You cannot choose both +openmp and +pthread'
raise RuntimeError(msg)
if '~openmp' in spec and '~pthread' in spec:
msg = 'You must choose either +openmp or +pthread'
raise RuntimeError(msg)
# List of configuration options
config = []
# The machine (platform) identifier to append to the library names
if '+openmp' in spec:
# OpenMP
config.extend([
'PLAT = _OPENMP',
'TMGLIB = libtmglib.a',
'MPLIB = {0}'.format(self.compiler.openmp_flag),
'CFLAGS = {0}'.format(self.compiler.openmp_flag),
'FFLAGS = {0}'.format(self.compiler.openmp_flag)
])
elif '+pthread' in spec:
# POSIX threads
config.extend([
'PLAT = _PTHREAD',
'TMGLIB = libtmglib$(PLAT).a',
'MPLIB = -lpthread'
])
# The BLAS library
# NOTE: must link with a single-threaded BLAS library
if '+blas' in spec:
config.extend([
'BLASDEF = -DUSE_VENDOR_BLAS',
'BLASLIB = -L{0} -lblas'.format(spec['blas'].prefix.lib)
])
else:
config.append('BLASLIB = ../lib/libblas$(PLAT).a')
# Generic options
config.extend([
# The name of the libraries to be created/linked to
'SUPERLULIB = libsuperlu_mt$(PLAT).a',
'MATHLIB = -lm',
# The archiver and the flag(s) to use when building archives
'ARCH = ar',
'ARCHFLAGS = cr',
'RANLIB = {0}'.format('ranlib' if which('ranlib') else 'echo'),
# Definitions used by CPP
'PREDEFS = -D_$(PLAT)',
# Compilers and flags
'CC = {0}'.format(os.environ['CC']),
'CFLAGS += $(PREDEFS) -D_LONGINT',
'NOOPTS = -O0',
'FORTRAN = {0}'.format(os.environ['FC']),
'LOADER = {0}'.format(os.environ['CC']),
# C preprocessor defs for compilation
'CDEFS = -DAdd_'
])
# Write configuration options to include file
with open('make.inc', 'w') as inc:
for option in config:
inc.write('{0}\n'.format(option))
def install(self, spec, prefix):
# Set up make include file manually
self.configure(spec)
# BLAS needs to be compiled separately if using internal BLAS library
if '+blas' not in spec:
make('blaslib')
make()
# Install manually
install_tree('lib', prefix.lib)
headers = glob.glob(join_path('SRC', '*.h'))
mkdir(prefix.include)
for h in headers:
install(h, prefix.include)