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Diffstat (limited to 'var/spack/repos/builtin/packages/fftw/package.py')
-rw-r--r-- | var/spack/repos/builtin/packages/fftw/package.py | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/fftw/package.py b/var/spack/repos/builtin/packages/fftw/package.py new file mode 100644 index 0000000000..4d2b964242 --- /dev/null +++ b/var/spack/repos/builtin/packages/fftw/package.py @@ -0,0 +1,75 @@ +############################################################################## +# Copyright (c) 2013, 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 Fftw(Package): + """ + FFTW is a C subroutine library for computing the discrete Fourier transform (DFT) in one or more dimensions, of + arbitrary input size, and of both real and complex data (as well as of even/odd data, i.e. the discrete cosine/sine + transforms or DCT/DST). We believe that FFTW, which is free software, should become the FFT library of choice for + most applications. + """ + homepage = "http://www.fftw.org" + url = "http://www.fftw.org/fftw-3.3.4.tar.gz" + + version('3.3.4', '2edab8c06b24feeb3b82bbb3ebf3e7b3') + + variant('float', default=True, description='Produces a single precision version of the library') + variant('long_double', default=True, description='Produces a long double precision version of the library') + variant('quad', default=False, description='Produces a quad precision version of the library (works only with GCC and libquadmath)') + + variant('mpi', default=False, description='Activate MPI support') + + depends_on('mpi', when='+mpi') + + def install(self, spec, prefix): + options = ['--prefix=%s' % prefix, + '--enable-shared', + '--enable-threads', + '--enable-openmp'] + if not self.compiler.f77 or not self.compiler.fc: + options.append("--disable-fortran") + if '+mpi' in spec: + options.append('--enable-mpi') + + configure(*options) + make() + make("install") + + if '+float' in spec: + configure('--enable-float', *options) + make() + make("install") + if '+long_double' in spec: + configure('--enable-long-double', *options) + make() + make("install") + if '+quad' in spec: + configure('--enable-quad-precision', *options) + make() + make("install") |