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from spack import *
import os
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/file/34099/scotch_6.0.3.tar.gz"
list_url = "http://gforge.inria.fr/frs/?group_id=248"
version('6.0.3', '10b0cc0f184de2de99859eafaca83cfc')
variant('mpi', default=False, description='Activate the compilation of PT-Scotch')
variant('compression', default=True, description='Activate the posibility to use compressed files')
variant('esmumps', default=False, description='Activate the compilation of the lib esmumps needed by mumps')
variant('shared', default=True, description='Build shared libraries')
depends_on('mpi', when='+mpi')
depends_on('zlib', when='+compression')
depends_on('flex')
depends_on('bison')
def compiler_specifics(self, makefile_inc, defines):
if self.compiler.name == 'gcc':
defines.append('-Drestrict=__restrict')
elif self.compiler.name == 'intel':
defines.append('-restrict')
makefile_inc.append('CCS = $(CC)')
if '+mpi' in self.spec:
makefile_inc.extend([
'CCP = %s' % os.path.join(self.spec['mpi'].prefix.bin, 'mpicc'),
'CCD = $(CCP)'
])
else:
makefile_inc.extend([
'CCP = mpicc', # It is set but not used
'CCD = $(CCS)'
])
def library_build_type(self, makefile_inc, defines):
makefile_inc.extend([
'LIB = .a',
'CLIBFLAGS = ',
'RANLIB = ranlib',
'AR = ar',
'ARFLAGS = -ruv '
])
@when('+shared')
def library_build_type(self, makefile_inc, defines):
makefile_inc.extend([
'LIB = .so',
'CLIBFLAGS = -shared -fPIC',
'RANLIB = echo',
'AR = $(CC)',
'ARFLAGS = -shared $(LDFLAGS) -o'
])
def extra_features(self, makefile_inc, defines):
ldflags = []
if '+compression' in self.spec:
defines.append('-DCOMMON_FILE_COMPRESS_GZ')
ldflags.append('-L%s -lz' % (self.spec['zlib'].prefix.lib))
defines.append('-DCOMMON_PTHREAD')
ldflags.append('-lm -lrt -pthread')
makefile_inc.append('LDFLAGS = %s' % ' '.join(ldflags))
def write_make_inc(self):
makefile_inc = []
defines = [
'-DCOMMON_RANDOM_FIXED_SEED',
'-DSCOTCH_DETERMINISTIC',
'-DSCOTCH_RENAME',
'-DIDXSIZE64' ]
self.library_build_type(makefile_inc, defines)
self.compiler_specifics(makefile_inc, defines)
self.extra_features(makefile_inc, defines)
makefile_inc.extend([
'EXE =',
'OBJ = .o',
'MAKE = make',
'CAT = cat',
'LN = ln',
'MKDIR = mkdir',
'MV = mv',
'CP = cp',
'CFLAGS = -O3 %s' % (' '.join(defines)),
'LEX = %s -Pscotchyy -olex.yy.c' % os.path.join(self.spec['flex'].prefix.bin , 'flex'),
'YACC = %s -pscotchyy -y -b y' % os.path.join(self.spec['bison'].prefix.bin, 'bison'),
'prefix = %s' % self.prefix,
''
])
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 '+esmumps' in self.spec:
targets.append('esmumps')
if '+mpi' in self.spec:
targets.append('ptesmumps')
with working_dir('src'):
self.write_make_inc()
for app in targets:
make(app, parallel=(not app=='ptesmumps'))
install_tree('bin', prefix.bin)
install_tree('lib', prefix.lib)
install_tree('include', prefix.include)
install_tree('man/man1', prefix.share_man1)
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