Subversion Repositories slepc-dev

#!/usr/bin/env python

#

#  - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

#     SLEPc - Scalable Library for Eigenvalue Problem Computations

#     Copyright (c) 2002-2007, Universidad Politecnica de Valencia, Spain

#

#     This file is part of SLEPc. See the README file for conditions of use

#     and additional information.

#  - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

#

import os

import sys

import time

import petscversion

import petscconf

import log

import check

import arpack

import blzpack

import trlan  

import lapack

import primme

if not hasattr(sys, 'version_info') or not sys.version_info[1] >= 2:

  print '**** You must have Python version 2.2 or higher to run config/configure.py ******'

  print '*           Python is easy to install for end users or sys-admin.               *'

  print '*                   http://www.python.org/download/                             *'

  print '*                                                                               *'

  print '*            You CANNOT configure SLEPc without Python                          *'

  print '*********************************************************************************'

  sys.exit(4)

# support a few standard configure option types 

for l in range(1,len(sys.argv)):

  name = sys.argv[l]

  if name.startswith('--enable'):

    sys.argv[l] = name.replace('--enable','--with')

    if name.find('=') == -1: sys.argv[l] += '=1'

  if name.startswith('--disable'):

    sys.argv[l] = name.replace('--disable','--with')

    if name.find('=') == -1: sys.argv[l] += '=0'

    elif name.endswith('=1'): sys.argv[l].replace('=1','=0')

  if name.startswith('--without'):

    sys.argv[l] = name.replace('--without','--with')

    if name.find('=') == -1: sys.argv[l] += '=0'

    elif name.endswith('=1'): sys.argv[l].replace('=1','=0')

# Check configure parameters

havearpack = 0

arpackdir = ''

arpacklibs = []

haveblzpack = 0

blzpackdir = ''

blzpacklibs = []

havetrlan = 0

trlandir = ''

trlanlibs = []

haveprimme = 0

primmedir = ''

primmelibs = []

prefixdir = ''

for i in sys.argv[1:]:

  if   i.startswith('--with-arpack-dir='):

    arpackdir = i.split('=')[1]

    havearpack = 1

  elif i.startswith('--with-arpack-flags='):

    arpacklibs = i.split('=')[1].split(',')

    havearpack = 1

  elif i.startswith('--with-arpack'):

    havearpack = not i.endswith('=0')

  elif i.startswith('--with-blzpack-dir='):

    blzpackdir = i.split('=')[1]

    haveblzpack = 1

  elif i.startswith('--with-blzpack-flags='):

    blzpacklibs = i.split('=')[1].split(',')

    haveblzpack = 1

  elif i.startswith('--with-blzpack'):

    haveblzpack = not i.endswith('=0')

  elif i.startswith('--with-trlan-dir='):

    trlandir = i.split('=')[1]

    havetrlan = 1

  elif i.startswith('--with-trlan-flags='):

    trlanlibs = i.split('=')[1].split(',')

    havetrlan = 1

  elif i.startswith('--with-trlan'):

    havetrlan = not i.endswith('=0')

  elif i.startswith('--with-primme-dir'):

    primmedir = i.split('=')[1]

    haveprimme = 1

  elif i.startswith('--with-primme-flags='):

    primmelibs = i.split('=')[1].split(',')

    haveprimme = 1

  elif i.startswith('--with-primme'):

    haveprimme = not i.endswith('=0')

  elif i.startswith('--prefix='):

    prefixdir = i.split('=')[1]

  elif i.startswith('--h') or i.startswith('-h') or i.startswith('-?'):

    print 'SLEPc Configure Help'

    print '-'*80

    print '  --prefix=<dir>                   : Specifiy location to install SLEPc (eg. /usr/local)'

    print 'ARPACK:'

    print '  --with-arpack                    : Indicate if you wish to test for ARPACK (PARPACK)'

    print '  --with-arpack-dir=<dir>          : Indicate the directory for ARPACK libraries'

    print '  --with-arpack-flags=<flags>      : Indicate comma-separated flags for linking ARPACK'

    print 'BLZPACK:'

    print '  --with-blzpack                   : Indicate if you wish to test for BLZPACK'

    print '  --with-blzpack-dir=<dir>         : Indicate the directory for BLZPACK libraries'

    print '  --with-blzpack-flags=<flags>     : Indicate comma-separated flags for linking BLZPACK'

    print 'TRLAN:'

    print '  --with-trlan                     : Indicate if you wish to test for TRLAN'

    print '  --with-trlan-dir=<dir>           : Indicate the directory for TRLAN libraries'

    print '  --with-trlan-flags=<flags>       : Indicate comma-separated flags for linking TRLAN'

    print 'PRIMME:'

    print '  --with-primme                    : Indicate if you wish to test for PRIMME'

    print '  --with-primme-dir=<dir>          : Indicate the directory for PRIMME libraries'

    print '  --with-primme-flags=<flags>      : Indicate comma-separated flags for linking PRIMME'

    sys.exit(0)

  else:

    sys.exit('ERROR: Invalid argument ' + i +' use -h for help')

# Check if enviroment is ok

print 'Checking environment...'

if 'SLEPC_DIR' not in os.environ:

  sys.exit('ERROR: SLEPC_DIR enviroment variable is not set')

slepcdir = os.environ['SLEPC_DIR']

if not os.path.exists(slepcdir) or not os.path.exists(os.sep.join([slepcdir,'config'])):

  sys.exit('ERROR: SLEPC_DIR enviroment variable is not valid')

if os.getcwd() != slepcdir:

  sys.exit('ERROR: SLEPC_DIR is not the current directory')

if 'PETSC_DIR' not in os.environ:

  sys.exit('ERROR: PETSC_DIR enviroment variable is not set')

petscdir = os.environ['PETSC_DIR']

if not os.path.exists(petscdir):

  sys.exit('ERROR: PETSC_DIR enviroment variable is not valid')

# Check PETSc version

petscversion.Load(petscdir)

if petscversion.VERSION < '2.3.3':

  sys.exit('ERROR: This SLEPc version is not compatible with PETSc version '+petscversion.VERSION)

# Check some information about PETSc configuration

petscconf.Load(petscdir)

if not petscconf.PRECISION in ['double','single','matsingle']:

  sys.exit('ERROR: This SLEPc version does not work with '+petscconf.PRECISION+' precision')

if prefixdir and not petscconf.ISINSTALL:

  sys.exit('ERROR: SLEPc cannot be configured for non-source installation if PETSc is not configured in the same way.')

# Create architecture directory and configuration file

archdir = os.sep.join([slepcdir,petscconf.ARCH])

if not os.path.exists(archdir):

  try:

    os.mkdir(archdir)

  except:

    sys.exit('ERROR: cannot create architecture directory ' + archdir)

confdir = os.sep.join([archdir,'conf'])

if not os.path.exists(confdir):

  try:

    os.mkdir(confdir)

  except:

    sys.exit('ERROR: cannot create configuration directory ' + confdir)

incdir = os.sep.join([archdir,'include'])

if not os.path.exists(incdir):

  try:

    os.mkdir(incdir)

  except:

    sys.exit('ERROR: cannot create include directory ' + incdir)

try:

  slepcconf = open(os.sep.join([confdir,'slepcvariables']),'w')

  if not prefixdir:

    prefixdir = archdir

  slepcconf.write('SLEPC_INSTALL_DIR =' + prefixdir +'\n')

except:

  sys.exit('ERROR: cannot create configuration file in ' + confdir)

# Open log file

log.Open(os.sep.join([confdir,'configure.log']))

log.Write('='*80)

log.Write('Starting Configure Run at '+time.ctime(time.time()))

log.Write('Configure Options: '+str.join(' ',sys.argv))

log.Write('Working directory: '+os.getcwd())

log.Write('Python version:\n' + sys.version)

log.Write('make: ' + petscconf.MAKE)

log.Write('PETSc source directory: ' + petscdir)

log.Write('PETSc install directory: ' + petscconf.INSTALL_DIR)

log.Write('PETSc version: ' + petscversion.VERSION)

log.Write('PETSc architecture: ' + petscconf.ARCH)

log.Write('SLEPc source directory: ' + slepcdir)

log.Write('SLEPc install directory: ' + prefixdir)

log.Write('='*80)

# Check if PETSc is working

log.Println('Checking PETSc installation...')

if petscversion.VERSION > '2.3.3':

  log.Println('WARNING: PETSc version '+petscversion.VERSION+' is newer than SLEPc version')

if petscversion.RELEASE != '1':

  log.Println('WARNING: using PETSc development version')

if petscconf.ISINSTALL:

  if petscconf.INSTALL_DIR != petscdir:

    log.Println('WARNING: PETSC_DIR does not point to PETSc installation path')

if not check.Link([],[],[]):

  log.Exit('ERROR: Unable to link with PETSc')

# Check for external packages

if havearpack:

  arpacklibs = arpack.Check(slepcconf,arpackdir,arpacklibs)

if haveblzpack:

  blzpacklibs = blzpack.Check(slepcconf,blzpackdir,blzpacklibs)

if havetrlan:

  trlanlibs = trlan.Check(slepcconf,trlandir,trlanlibs)

if haveprimme:

  primmelibs = primme.Check(slepcconf,primmedir,primmelibs)

# Check for missing LAPACK functions

missing = lapack.Check(slepcconf)

slepcconf.close()

log.Println('')

log.Println('='*80)

log.Println('SLEPc Configuration')

log.Println('='*80)

log.Println('')

log.Println('SLEPc source directory:')

log.Println(' '+slepcdir)

log.Println('SLEPc install directory:')

log.Println(' '+prefixdir)  

log.Println('PETSc directory:')

log.Println(' '+petscdir)

log.Println('Architecture "'+petscconf.ARCH+'" with '+petscconf.PRECISION+' precision '+petscconf.SCALAR+' numbers')

if havearpack:

  log.Println('ARPACK library flags:')

  log.Println(' '+str.join(' ',arpacklibs))

if haveblzpack:

  log.Println('BLZPACK library flags:')

  log.Println(' '+str.join(' ',blzpacklibs))

if havetrlan:

  log.Println('TRLAN library flags:')

  log.Println(' '+str.join(' ',trlanlibs))

if haveprimme:

  log.Println('PRIMME library flags:')

  log.Println(' '+str.join(' ',primmelibs))

if missing:

  log.Println('LAPACK missing functions:')

  log.Print('  ')

  for i in missing: log.Print(i)

  log.Println('')

  log.Println('')

  log.Println('WARNING: Some SLEPc functionality will not be available')

  log.Println('PLEASE reconfigure and recompile PETSc with a full LAPACK implementation')

if petscconf.ISINSTALL:  

  log.Println('')

  log.Println('  **')

  log.Println('  ** Before running "make" your PETSC_ARCH must be specified with:')

  log.Println('  **  ** setenv PETSC_ARCH '+petscconf.ARCH+' (csh/tcsh)')

  log.Println('  **  ** PETSC_ARCH='+petscconf.ARCH+' ; export PETSC_ARCH (sh/bash)')

  log.Println('  **')

print