xref: /petsc/config/configure.py (revision d4dbac3cd6da13dc60b5d653f928051cfef0d71e)
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 chkcygwin():
22  if os.path.exists('/usr/bin/cygcheck.exe'):
23    buf = os.popen('/usr/bin/cygcheck.exe -c cygwin').read()
24    if buf.find('1.5.11-1') > -1:
25      return 1
26    else:
27      return 0
28  return 0
29
30def rhl9():
31  try:
32    file = open('/etc/redhat-release','r')
33  except:
34    return 0
35  try:
36    buf = file.read()
37    file.close()
38  except:
39    # can't read file - assume dangerous RHL9
40    return 1
41  if buf.find('Shrike') > -1:
42    return 1
43  else:
44    return 0
45
46def petsc_configure(configure_options):
47  # If PETSC_ARCH not already defined, check if the script name is different then configure
48  # (if so, use this name). Or else - get a  name of the config/configure_arch.py
49  found = 0
50  for name in configure_options:
51    if name.startswith('-PETSC_ARCH'):
52      found = 1
53      break
54  if not found and getarch(): configure_options.append('-PETSC_ARCH='+getarch())
55
56  # Disable threads on RHL9
57  if rhl9():
58    sys.argv.append('--useThreads=0')
59    print ' *** RHL9 detected. Disabling threads in configure *****'
60
61  # Check for broken cygwin
62  if chkcygwin():
63    print ' *** cygwin-1.5.11-1 detected. configure fails with this version   ***'
64    print ' *** Please downgrade to cygwin-1.5.10-3. This can be done by      ***'
65    print ' *** running cygwin setup, and in "up to date" view - click on the ***'
66    print ' *** "cirular arrow" next to "cygwin" until it changes to 1.5.10-3.***'
67    sys.exit(3)
68
69  # Should be run from the toplevel
70  pythonDir = os.path.abspath(os.path.join('python'))
71  bsDir     = os.path.join(pythonDir, 'BuildSystem')
72  if not os.path.isdir(pythonDir):
73    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
74  if not os.path.isdir(bsDir):
75    print '''++ Could not locate BuildSystem in $PETSC_DIR/python.'''
76    print '''++ Downloading it using "bk clone bk://sidl.bkbits.net/BuildSystem $PETSC_DIR/python/BuildSystem"'''
77    (status,output) = commands.getstatusoutput('bk clone bk://sidl.bkbits.net/BuildSystem python/BuildSystem')
78    if status:
79      if output.find('ommand not found') >= 0:
80        print '''** Unable to locate bk (Bitkeeper) to download BuildSystem; make sure bk is in your path'''
81        print '''** or manually copy BuildSystem to $PETSC_DIR/python/BuildSystem from a machine where'''
82        print '''** you do have bk installed and can clone BuildSystem. '''
83      elif output.find('Cannot resolve host') >= 0:
84        print '''** Unable to download BuildSystem. You must be off the network.'''
85        print '''** Connect to the internet and run config/configure.py again.'''
86      else:
87        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
88      print output
89      sys.exit(3)
90
91  sys.path.insert(0, bsDir)
92  sys.path.insert(0, pythonDir)
93  import config.framework
94  import cPickle
95
96  framework = config.framework.Framework(sys.argv[1:]+['-configModules=PETSc.Configure']+configure_options, loadArgDB = 0)
97  try:
98    framework.configure(out = sys.stdout)
99    framework.storeSubstitutions(framework.argDB)
100    framework.argDB['configureCache'] = cPickle.dumps(framework)
101    return 0
102  except RuntimeError, e:
103    msg = '***** Unable to configure with given options ***** (see configure.log for full details):\n' \
104    +str(e)+'\n******************************************************\n'
105    se = ''
106  except TypeError, e:
107    msg = '***** Error in command line argument to configure.py *****\n' \
108    +str(e)+'\n******************************************************\n'
109    se = ''
110  except ImportError, e:
111    msg = '******* Unable to find module for configure.py *******\n' \
112    +str(e)+'\n******************************************************\n'
113    se = ''
114  except SystemExit, e:
115    if e.code is None or e.code == 0:
116      return
117    msg = '*** CONFIGURATION CRASH **** Please send configure.log to petsc-maint@mcs.anl.gov\n'
118    se  = str(e)
119  except Exception, e:
120    msg = '*** CONFIGURATION CRASH **** Please send configure.log to petsc-maint@mcs.anl.gov\n'
121    se  = str(e)
122
123  print msg
124  if hasattr(framework, 'log'):
125    import traceback
126    framework.log.write(msg+se)
127    traceback.print_tb(sys.exc_info()[2], file = framework.log)
128    sys.exit(1)
129
130if __name__ == '__main__':
131  petsc_configure([])
132
133