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from spack import *
import os
import shutil
class Parpack(Package):
"""ARPACK is a collection of Fortran77 subroutines designed to solve large
scale eigenvalue problems."""
homepage = "http://www.caam.rice.edu/software/ARPACK/download.html"
url = "http://www.caam.rice.edu/software/ARPACK/SRC/parpack96.tar.Z"
version('96', 'a175f70ff71837a33ff7e4b0b6054f43')
depends_on('mpi')
depends_on('blas')
depends_on('lapack')
def patch(self):
# Filter the CJ makefile to make a spack one.
shutil.move('ARMAKES/ARmake.CJ', 'ARmake.inc')
mf = FileFilter('ARmake.inc')
# Be sure to use Spack F77 wrapper
mf.filter('^FC.*', 'FC = f77')
mf.filter('^FFLAGS.*', 'FFLAGS = -O2 -g')
# Set up some variables.
mf.filter('^PLAT.*', 'PLAT = ')
mf.filter('^home.*', 'home = %s' % os.getcwd())
mf.filter('^BLASdir.*', 'BLASdir = %s' % self.spec['blas'].prefix)
mf.filter('^LAPACKdir.*', 'LAPACKdir = %s' % self.spec['lapack'].prefix)
mf.filter('^MAKE.*', 'MAKE = make')
# build the library in our own prefix.
mf.filter('^ARPACKLIB.*', 'PARPACKLIB = %s/libparpack.a' % os.getcwd())
def install(self, spec, prefix):
with working_dir('PARPACK/SRC/MPI'):
make('all')
mkdirp(prefix.lib)
install('libparpack.a', prefix.lib)
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