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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 *
class Pfft(AutotoolsPackage):
"""PFFT is a software library for computing massively parallel,
fast Fourier transformations on distributed memory architectures.
PFFT can be understood as a generalization of FFTW-MPI to
multidimensional data decomposition."""
homepage = "https://www-user.tu-chemnitz.de/~potts/workgroup/pippig/software.php.en"
url = "https://www-user.tu-chemnitz.de/~potts/workgroup/pippig/software/pfft-1.0.8-alpha.tar.gz"
version('1.0.8-alpha', sha256='6c43960ad72fcff7e49b87c604c5f471fb5890f1bd11ce750ab52f035e7c5317')
depends_on('fftw+mpi+pfft_patches')
depends_on('mpi')
def configure(self, spec, prefix):
options = ['--prefix={0}'.format(prefix)]
if not self.compiler.f77 or not self.compiler.fc:
options.append("--disable-fortran")
configure = Executable('../configure')
fftw = spec['fftw']
if 'precision=double' in fftw:
with working_dir('double', create=True):
configure(*options)
if 'precision=float' in fftw:
with working_dir('float', create=True):
configure('--enable-float', *options)
if 'precision=long_double' in fftw:
with working_dir('long-double', create=True):
configure('--enable-long-double', *options)
def build(self, spec, prefix):
fftw = spec['fftw']
if 'precision=double' in fftw:
with working_dir('double'):
make()
if 'precision=float' in fftw:
with working_dir('float'):
make()
if 'precision=long_double' in fftw:
with working_dir('long-double'):
make()
def check(self):
spec = self.spec
fftw = spec['fftw']
if 'precision=double' in fftw:
with working_dir('double'):
make("check")
if 'precision=float' in fftw:
with working_dir('float'):
make("check")
if 'precision=long_double' in fftw:
with working_dir('long-double'):
make("check")
def install(self, spec, prefix):
fftw = spec['fftw']
if 'precision=double' in fftw:
with working_dir('double'):
make("install")
if 'precision=float' in fftw:
with working_dir('float'):
make("install")
if 'precision=long_double' in fftw:
with working_dir('long-double'):
make("install")
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