#
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# SLEPc - Scalable Library for Eigenvalue Problem Computations
# Copyright (c) 2002-2011, Universitat Politecnica de Valencia, Spain
#
# This file is part of SLEPc.
#
# SLEPc is free software: you can redistribute it and/or modify it under the
# terms of version 3 of the GNU Lesser General Public License as published by
# the Free Software Foundation.
#
# SLEPc 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 GNU Lesser General Public License for
# more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with SLEPc. If not, see <http://www.gnu.org/licenses/>.
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
#
import os
import sys
import log
import petscconf
import urllib
import urlparse
import commands
def Install(conf,vars,cmake,tmpdir,url,archdir):
'''
Download and uncompress the BLOPEX tarball
'''
log.write('='*80)
log.Println('Installing BLOPEX...')
if petscconf.PRECISION == 'single':
log.Exit('ERROR: BLOPEX does not support single precision.')
# Create externalpackages directory
externdir = 'externalpackages'
if not os.path.exists(externdir):
try:
os.mkdir(externdir)
except:
sys.exit('ERROR: cannot create directory ' + externdir)
# Download tarball
packagename = 'blopex-1.1.2'
if url=='':
url = 'http://www.grycap.upv.es/slepc/download/external/'+packagename+'.tar.gz'
archiveZip = 'blopex.tar.gz'
localFile = os.sep.join([externdir,archiveZip])
log.Println('Downloading '+url+' to '+localFile)
if os.path.exists(localFile):
os.remove(localFile)
try:
urllib.urlretrieve(url, localFile)
except Exception, e:
name = 'blopex'
filename = os.path.basename(urlparse.urlparse(url)[2])
failureMessage = '''\
Unable to download package %s from: %s
* If your network is disconnected - please reconnect and rerun config/configure.py
* Alternatively, you can download the above URL manually, to /yourselectedlocation/%s
and use the configure option:
--download-%s=/yourselectedlocation/%s
''' % (name, url, filename, name, filename)
raise RuntimeError(failureMessage)
# Uncompress tarball
destDir = os.sep.join([externdir,packagename])
log.Println('Uncompressing '+localFile+' to directory '+destDir)
if os.path.exists(destDir):
for root, dirs, files in os.walk(destDir, topdown=False):
for name in files:
os.remove(os.path.join(root, name))
for name in dirs:
os.rmdir(os.path.join(root, name))
try:
if sys.version_info >= (2,5):
import tarfile
tar = tarfile.open(localFile, "r:gz")
tar.extractall(path=externdir)
tar.close()
os.remove(localFile)
else:
result,output = commands.getstatusoutput('cd '+externdir+'; gunzip '+archiveZip+'; tar -xf '+archiveZip.split('.gz')[0])
os.remove(localFile.split('.gz')[0])
except RuntimeError, e:
raise RuntimeError('Error uncompressing '+archiveZip+': '+str(e))
# Configure
g = open(os.path.join(destDir,'Makefile.inc'),'w')
g.write('CC = '+petscconf.CC+'\n')
if petscconf.IND64: blopexint = ' -DBlopexInt="long long" '
else: blopexint = ''
g.write('CFLAGS = '+petscconf.CC_FLAGS.replace('-Wall','').replace('-Wshadow','')+blopexint+'\n')
g.write('AR = '+petscconf.AR+' '+petscconf.AR_FLAGS+'\n')
g.write('AR_LIB_SUFFIX = '+petscconf.AR_LIB_SUFFIX+'\n')
g.write('RANLIB = '+petscconf.RANLIB+'\n')
g.write('TARGET_ARCH = \n')
g.close()
# Build package
result,output = commands.getstatusoutput('cd '+destDir+'&&'+petscconf.MAKE+' clean &&'+petscconf.MAKE)
log.write(output)
# Move files
incDir = os.sep.join([archdir,'include'])
libDir = os.sep.join([archdir,'lib'])
os.rename(os.path.join(destDir,'lib/libBLOPEX.'+petscconf.AR_LIB_SUFFIX),os.path.join(libDir,'libBLOPEX.'+petscconf.AR_LIB_SUFFIX))
for root, dirs, files in os.walk(os.path.join(destDir,'include')):
for name in files:
os.rename(os.path.join(destDir,'include/'+name),os.path.join(incDir,name))
# Write configuration files
conf.write('#ifndef SLEPC_HAVE_BLOPEX\n#define SLEPC_HAVE_BLOPEX 1\n#endif\n\n')
vars.write('BLOPEX_LIB = -L' + libDir + ' -lBLOPEX\n')
cmake.write('set (SLEPC_HAVE_BLOPEX YES)\n')
cmake.write('find_library (BLOPEX_LIB BLOPEX HINTS '+ libDir +')\n')
return ['-L' + libDir] + ['-I' + incDir]