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# Copyright 2013-2019 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 import *
class Scotch(Package):
"""Scotch is a software package for graph and mesh/hypergraph
partitioning, graph clustering, and sparse matrix ordering."""
homepage = "http://www.labri.fr/perso/pelegrin/scotch/"
url = "http://gforge.inria.fr/frs/download.php/latestfile/298/scotch_6.0.4.tar.gz"
list_url = "http://gforge.inria.fr/frs/?group_id=248"
version('6.0.6', 'ef676a3118b5590c416176e402fac248')
version('6.0.5a', '8430dff7175a1dfd5a3258e75260cf71')
version('6.0.4', 'd58b825eb95e1db77efe8c6ff42d329f')
version('6.0.3', '10b0cc0f184de2de99859eafaca83cfc')
version('6.0.0', 'c50d6187462ba801f9a82133ee666e8e')
version('5.1.10b', 'f587201d6cf5cf63527182fbfba70753')
variant('mpi', default=True,
description='Activate the compilation of parallel libraries')
variant('compression', default=True,
description='Activate the posibility to use compressed files')
variant('esmumps', default=False,
description='Activate the compilation of esmumps needed by mumps')
variant('shared', default=True,
description='Build a shared version of the library')
variant('metis', default=True,
description='Build metis and parmetis wrapper libraries')
variant('int64', default=False,
description='Use int64_t for SCOTCH_Num typedef')
# Does not build with flex 2.6.[23]
depends_on('flex@:2.6.1,2.6.4:', type='build')
depends_on('bison', type='build')
depends_on('mpi', when='+mpi')
depends_on('zlib', when='+compression')
# Version-specific patches
patch('nonthreaded-6.0.4.patch', when='@6.0.4')
patch('esmumps-ldflags-6.0.4.patch', when='@6.0.4')
patch('metis-headers-6.0.4.patch', when='@6.0.4')
patch('libscotchmetis-return-6.0.5a.patch', when='@6.0.5a')
# NOTE: In cross-compiling environment parallel build
# produces weird linker errors.
parallel = False
# NOTE: Versions of Scotch up to version 6.0.0 don't include support for
# building with 'esmumps' in their default packages. In order to enable
# support for this feature, we must grab the 'esmumps' enabled archives
# from the Scotch hosting site. These alternative archives include a
# superset of the behavior in their default counterparts, so we choose to
# always grab these versions for older Scotch versions for simplicity.
@when('@:6.0.0')
def url_for_version(self, version):
url = "http://gforge.inria.fr/frs/download.php/latestfile/298/scotch_{0}_esmumps.tar.gz"
return url.format(version)
@property
def libs(self):
shared = '+shared' in self.spec
libraries = ['libscotch', 'libscotcherr']
zlibs = []
if '+mpi' in self.spec:
libraries = ['libptscotch', 'libptscotcherr'] + libraries
if '+esmumps' in self.spec:
libraries = ['libptesmumps'] + libraries
elif '~mpi+esmumps' in self.spec:
libraries = ['libesmumps'] + libraries
scotchlibs = find_libraries(
libraries, root=self.prefix, recursive=True, shared=shared
)
if '+compression' in self.spec:
zlibs = self.spec['zlib'].libs
return scotchlibs + zlibs
def patch(self):
self.configure()
# NOTE: Configuration of Scotch is achieved by writing a 'Makefile.inc'
# file that contains all of the configuration variables and their desired
# values for the installation. This function writes this file based on
# the given installation variants.
def configure(self):
makefile_inc = []
cflags = [
'-O3',
'-DCOMMON_RANDOM_FIXED_SEED',
'-DSCOTCH_DETERMINISTIC',
'-DSCOTCH_RENAME',
'-DIDXSIZE64', # SCOTCH_Idx typedef: indices for addressing
]
# SCOTCH_Num typedef: size of integers in arguments
if '+int64' in self.spec:
cflags.append('-DINTSIZE64')
if self.spec.satisfies('platform=darwin'):
cflags.extend([
'-Drestrict=__restrict'
])
# Library Build Type #
if '+shared' in self.spec:
if self.spec.satisfies('platform=darwin'):
makefile_inc.extend([
'LIB = .dylib',
'CLIBFLAGS = -dynamiclib {0}'.format(
self.compiler.pic_flag
),
'RANLIB = echo',
'AR = $(CC)',
'ARFLAGS = -dynamiclib $(LDFLAGS) -Wl,-install_name -Wl,%s/$(notdir $@) -undefined dynamic_lookup -o ' % prefix.lib # noqa
])
else:
makefile_inc.extend([
'LIB = .so',
'CLIBFLAGS = -shared {0}'.format(self.compiler.pic_flag),
'RANLIB = echo',
'AR = $(CC)',
'ARFLAGS = -shared $(LDFLAGS) -o'
])
cflags.append(self.compiler.pic_flag)
else:
makefile_inc.extend([
'LIB = .a',
'CLIBFLAGS = ',
'RANLIB = ranlib',
'AR = ar',
'ARFLAGS = -ruv '
])
# Compiler-Specific Options #
if self.compiler.name == 'gcc':
cflags.append('-Drestrict=__restrict')
elif self.compiler.name == 'intel':
cflags.append('-Drestrict=')
mpicc_path = self.spec['mpi'].mpicc if '+mpi' in self.spec else 'mpicc'
makefile_inc.append('CCS = $(CC)')
makefile_inc.append('CCP = %s' % mpicc_path)
makefile_inc.append('CCD = $(CCS)')
# Extra Features #
ldflags = []
if '+compression' in self.spec:
cflags.append('-DCOMMON_FILE_COMPRESS_GZ')
ldflags.append(' {0} '.format(self.spec['zlib'].libs.joined()))
cflags.append('-DCOMMON_PTHREAD')
# NOTE: bg-q platform needs -lpthread (and not -pthread)
# otherwise we get illegal instruction error during runtime
if self.spec.satisfies('platform=darwin'):
cflags.append('-DCOMMON_PTHREAD_BARRIER')
ldflags.append('-lm -pthread')
elif self.spec.satisfies('platform=bgq'):
ldflags.append('-lm -lrt -lpthread')
else:
ldflags.append('-lm -lrt -pthread')
makefile_inc.append('LDFLAGS = %s' % ' '.join(ldflags))
# General Features #
flex_path = self.spec['flex'].command.path
bison_path = self.spec['bison'].command.path
makefile_inc.extend([
'EXE =',
'OBJ = .o',
'MAKE = make',
'CAT = cat',
'LN = ln',
'MKDIR = mkdir',
'MV = mv',
'CP = cp',
'CFLAGS = %s' % ' '.join(cflags),
'LEX = %s -Pscotchyy -olex.yy.c' % flex_path,
'YACC = %s -pscotchyy -y -b y' % bison_path,
'prefix = %s' % self.prefix
])
with working_dir('src'):
with open('Makefile.inc', 'w') as fh:
fh.write('\n'.join(makefile_inc))
def install(self, spec, prefix):
targets = ['scotch']
if '+mpi' in self.spec:
targets.append('ptscotch')
if self.spec.version >= Version('6.0.0'):
if '+esmumps' in self.spec:
targets.append('esmumps')
if '+mpi' in self.spec:
targets.append('ptesmumps')
with working_dir('src'):
for target in targets:
# It seams that building ptesmumps in parallel fails, for
# version prior to 6.0.0 there is no separated targets force
# ptesmumps, this library is built by the ptscotch target. This
# should explain the test for the can_make_parallel variable
can_make_parallel = \
not (target == 'ptesmumps' or
(self.spec.version < Version('6.0.0') and
target == 'ptscotch'))
make(target, parallel=can_make_parallel)
lib_ext = dso_suffix if '+shared' in self.spec else 'a'
# It seams easier to remove metis wrappers from the folder that will be
# installed than to tweak the Makefiles
if '+metis' not in self.spec:
with working_dir('lib'):
force_remove('libscotchmetis.{0}'.format(lib_ext))
force_remove('libptscotchparmetis.{0}'.format(lib_ext))
with working_dir('include'):
force_remove('metis.h')
force_remove('parmetis.h')
if '~esmumps' in self.spec and self.spec.version < Version('6.0.0'):
with working_dir('lib'):
force_remove('libesmumps.{0}'.format(lib_ext))
force_remove('libptesmumps.{0}'.format(lib_ext))
with working_dir('include'):
force_remove('esmumps.h')
install_tree('bin', prefix.bin)
install_tree('lib', prefix.lib)
install_tree('include', prefix.include)
install_tree('man/man1', prefix.share.man.man1)
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