xref: /petsc/config/configure.py (revision 5cb3ce70dc39b03a376c290c5f024f592c402eae)
1#!/usr/bin/env python
2import os
3import sys
4import commands
5
6
7if not hasattr(sys, 'version_info') or not sys.version_info[1] >= 2:
8  print '********* You must have Python version 2.2 or higher to run configure ***********'
9  print '* Python is easy to install for end users or sys-admin. We urge you to upgrade  *'
10  print '*                   http://www.python.org/download/                             *'
11  print '*                                                                               *'
12  print '* You can configure PETSc manually BUT please, please consider upgrading python *'
13  print '* http://www.mcs.anl.gov/petsc/petsc-2/documentation/installation.html#Manual   *'
14  print '*********************************************************************************'
15  sys.exit(4)
16
17def getarch():
18  if os.path.basename(sys.argv[0]).startswith('configure'): return ''
19  else: return os.path.basename(sys.argv[0])[:-3]
20
21def rhl9():
22  try:
23    file = open('/etc/redhat-release','r')
24  except:
25    return 0
26  try:
27    buf = file.read()
28    file.close()
29  except:
30    # can't read file - assume dangerous RHL9
31    return 1
32  if buf.find('Shrike') > -1:
33    return 1
34  else:
35    return 0
36
37def petsc_configure(configure_options):
38  # use the name of the config/configure_arch.py to determine the arch
39  if getarch(): configure_options.append('-PETSC_ARCH='+getarch())
40
41  # Disable threads on RHL9
42  if rhl9():
43    sys.argv.append('--useThreads=0')
44    print ' *** RHL9 detected. Disabling threads in configure *****'
45
46  # Should be run from the toplevel
47  pythonDir = os.path.abspath(os.path.join('python'))
48  bsDir     = os.path.join(pythonDir, 'BuildSystem')
49  if not os.path.isdir(pythonDir):
50    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
51  if not os.path.isdir(bsDir):
52    print '''++ Could not locate BuildSystem in $PETSC_DIR/python.'''
53    print '''++ Downloading it using "bk clone bk://sidl.bkbits.net/BuildSystem $PETSC_DIR/python/BuildSystem"'''
54    (status,output) = commands.getstatusoutput('bk clone bk://sidl.bkbits.net/BuildSystem python/BuildSystem')
55    if status:
56      if output.find('ommand not found') >= 0:
57        print '''** Unable to locate bk (Bitkeeper) to download BuildSystem; make sure bk is in your path'''
58        print '''** or manually copy BuildSystem to $PETSC_DIR/python/BuildSystem from a machine where'''
59        print '''** you do have bk installed and can clone BuildSystem. '''
60      elif output.find('Cannot resolve host') >= 0:
61        print '''** Unable to download BuildSystem. You must be off the network.'''
62        print '''** Connect to the internet and run config/configure.py again.'''
63      else:
64        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
65      print output
66      sys.exit(3)
67
68  sys.path.insert(0, bsDir)
69  sys.path.insert(0, pythonDir)
70  import config.framework
71  import cPickle
72
73  framework = config.framework.Framework(sys.argv[1:]+['-configModules=PETSc.Configure']+configure_options, loadArgDB = 0)
74  try:
75    framework.configure(out = sys.stdout)
76    framework.storeSubstitutions(framework.argDB)
77    framework.argDB['configureCache'] = cPickle.dumps(framework)
78    return 0
79  except RuntimeError, e:
80    msg = '***** Unable to configure with given options ***** (see configure.log for full details):\n' \
81    +str(e)+'\n******************************************************\n'
82    se = ''
83  except TypeError, e:
84    msg = '***** Error in command line argument to configure.py *****\n' \
85    +str(e)+'\n******************************************************\n'
86    se = ''
87  except ImportError, e:
88    msg = '******* Unable to find module for configure.py *******\n' \
89    +str(e)+'\n******************************************************\n'
90    se = ''
91  except SystemExit, e:
92    if e.code is None or e.code == 0:
93      return
94    msg = '*** CONFIGURATION CRASH **** Please send configure.log to petsc-maint@mcs.anl.gov\n'
95    se  = str(e)
96  except Exception, e:
97    msg = '*** CONFIGURATION CRASH **** Please send configure.log to petsc-maint@mcs.anl.gov\n'
98    se  = str(e)
99
100  print msg
101  if hasattr(framework, 'log'):
102    import traceback
103    framework.log.write(msg+se)
104    traceback.print_tb(sys.exc_info()[2], file = framework.log)
105    sys.exit(1)
106
107if __name__ == '__main__':
108  petsc_configure([])
109
110