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import os
from spack import *
class Petsc(Package):
"""
PETSc is a suite of data structures and routines for the scalable (parallel) solution of scientific applications
modeled by partial differential equations.
"""
homepage = "http://www.mcs.anl.gov/petsc/index.html"
url = "http://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-3.5.3.tar.gz"
version('3.6.3', '91dd3522de5a5ef039ff8f50800db606')
version('3.5.3', 'd4fd2734661e89f18ac6014b5dd1ef2f')
version('3.5.2', 'ad170802b3b058b5deb9cd1f968e7e13')
version('3.5.1', 'a557e029711ebf425544e117ffa44d8f')
version('3.4.4', '7edbc68aa6d8d6a3295dd5f6c2f6979d')
variant('shared', default=True, description='Enables the build of shared libraries')
variant('mpi', default=True, description='Activates MPI support')
variant('double', default=True, description='Switches between single and double precision')
variant('metis', default=True, description='Activates support for metis and parmetis')
variant('hdf5', default=True, description='Activates support for HDF5 (only parallel)')
variant('boost', default=True, description='Activates support for Boost')
variant('hypre', default=True, description='Activates support for Hypre')
# Virtual dependencies
depends_on('blas')
depends_on('lapack')
depends_on('mpi', when='+mpi')
# Build dependencies
depends_on('python @2.6:2.7')
# Other dependencies
depends_on('boost', when='+boost')
depends_on('metis', when='+metis')
depends_on('hdf5+mpi', when='+hdf5+mpi')
depends_on('parmetis', when='+metis+mpi')
depends_on('hypre', when='+hypre+mpi')
def mpi_dependent_options(self):
if '~mpi' in self.spec:
compiler_opts = [
'--with-cc=%s' % os.environ['CC'],
'--with-cxx=%s' % (os.environ['CXX'] if self.compiler.cxx is not None else '0'),
'--with-fc=%s' % (os.environ['FC'] if self.compiler.fc is not None else '0'),
'--with-mpi=0'
]
error_message_fmt = '\t{library} support requires "+mpi" to be activated'
# If mpi is disabled (~mpi), it's an error to have any of these enabled.
# This generates a list of any such errors.
errors = [error_message_fmt.format(library=x)
for x in ('hdf5', 'hypre', 'parmetis')
if ('+'+x) in self.spec]
if errors:
errors = ['incompatible variants given'] + errors
raise RuntimeError('\n'.join(errors))
else:
compiler_opts = [
'--with-mpi=1',
'--with-mpi-dir=%s' % self.spec['mpi'].prefix,
]
return compiler_opts
def install(self, spec, prefix):
options = []
options.extend(self.mpi_dependent_options())
options.extend([
'--with-precision=%s' % ('double' if '+double' in spec else 'single'),
'--with-shared-libraries=%s' % ('1' if '+shared' in spec else '0'),
'--with-blas-lapack-dir=%s' % spec['lapack'].prefix
])
# Activates library support if needed
for library in ('metis', 'boost', 'hdf5', 'hypre', 'parmetis'):
options.append(
'--with-{library}={value}'.format(library=library, value=('1' if library in spec else '0'))
)
if library in spec:
options.append(
'--with-{library}-dir={path}'.format(library=library, path=spec[library].prefix)
)
configure('--prefix=%s' % prefix, *options)
# PETSc has its own way of doing parallel make.
make('MAKE_NP=%s' % make_jobs, parallel=False)
make("install")
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