1from __future__ import generators
2import config.base
3import os
4import re
5
6class Configure(config.base.Configure):
7  def __init__(self, framework):
8    config.base.Configure.__init__(self, framework)
9    self.headerPrefix  = 'PETSC'
10    self.substPrefix   = 'PETSC'
11    self.updated       = 0
12    self.strmsg        = ''
13    self.datafilespath = ''
14    return
15
16  def __str__(self):
17    return self.strmsg
18
19  def setupHelp(self, help):
20    import nargs
21    help.addArgument('PETSc', '-DATAFILESPATH=<dir>',                 nargs.Arg(None, None, 'Specifiy location of PETSc datafiles, e.g. test matrices'))
22    return
23
24  def setupDependencies(self, framework):
25    config.base.Configure.setupDependencies(self, framework)
26    self.petscdir = framework.require('PETSc.options.petscdir', self)
27    return
28
29  def getDatafilespath(self):
30    '''Checks what DATAFILESPATH should be'''
31    homeloc = os.path.join(os.getenv('HOME', '.'), 'datafiles')
32    parentloc =  os.path.join(self.petscdir.dir,'..','datafiles')
33    self.datafilespath = None
34
35    if 'DATAFILESPATH' in self.framework.argDB:
36      if os.path.isdir(self.framework.argDB['DATAFILESPATH']) and os.path.isdir(os.path.join(self.framework.argDB['DATAFILESPATH'], 'matrices')):
37        self.datafilespath = str(self.framework.argDB['DATAFILESPATH'])
38      else:
39        raise RuntimeError('Path given with option -DATAFILES='+self.framework.argDB['DATAFILESPATH']+' is not a valid datafiles directory')
40    elif os.path.isdir(homeloc) and os.path.isdir(os.path.join(homeloc,'matrices')):
41      self.datafilespath = homeloc
42    elif os.path.isdir(parentloc) and  os.path.isdir(os.path.join(parentloc,'matrices')):
43      self.datafilespath = parentloc
44    elif os.path.isdir(os.path.join(self.petscdir.dir, '..', '..','Datafiles')) &  os.path.isdir(os.path.join(self.petscdir.dir, '..','..', 'Datafiles', 'Matrices')):
45      self.datafilespath = os.path.join(self.petscdir.dir, '..','..', 'Datafiles')
46    return
47
48  def configure(self):
49    self.executeTest(self.getDatafilespath)
50    return
51