xref: /petsc/config/configure.py (revision c71e6ed79470f80f46156e2e6d79aab3dd836ca2)
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  # support a few standard configure option types
57  for l in range(0,len(sys.argv)-1):
58    name = sys.argv[l]
59    if name.startswith('--enable'):
60      sys.argv[l] = name.replace('--enable','--with')
61      if name.find('=') == -1: sys.argv[l] += '=1'
62    if name.startswith('--disable'):
63      sys.argv[l] = name.replace('--disable','--with')
64      if name.find('=') == -1: sys.argv[l] += '=0'
65      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
66    if name.startswith('--without'):
67      sys.argv[l] = name.replace('--without','--with')
68      if name.find('=') == -1: sys.argv[l] += '=0'
69      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
70
71  # Disable threads on RHL9
72  if rhl9():
73    sys.argv.append('--useThreads=0')
74    print ' *** RHL9 detected. Disabling threads in configure *****'
75
76  # Check for broken cygwin
77  if chkcygwin():
78    print ' *** cygwin-1.5.11-1 detected. configure fails with this version   ***'
79    print ' *** Please downgrade to cygwin-1.5.10-3. This can be done by      ***'
80    print ' *** running cygwin setup, and in "up to date" view - click on the ***'
81    print ' *** "cirular arrow" next to "cygwin" until it changes to 1.5.10-3.***'
82    sys.exit(3)
83
84  # Should be run from the toplevel
85  pythonDir = os.path.abspath(os.path.join('python'))
86  bsDir     = os.path.join(pythonDir, 'BuildSystem')
87  if not os.path.isdir(pythonDir):
88    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
89  if not os.path.isdir(bsDir):
90    print '''++ Could not locate BuildSystem in $PETSC_DIR/python.'''
91    print '''++ Downloading it using "bk clone bk://sidl.bkbits.net/BuildSystem $PETSC_DIR/python/BuildSystem"'''
92    (status,output) = commands.getstatusoutput('bk clone bk://sidl.bkbits.net/BuildSystem python/BuildSystem')
93    if status:
94      if output.find('ommand not found') >= 0:
95        print '''** Unable to locate bk (Bitkeeper) to download BuildSystem; make sure bk is in your path'''
96        print '''** or manually copy BuildSystem to $PETSC_DIR/python/BuildSystem from a machine where'''
97        print '''** you do have bk installed and can clone BuildSystem. '''
98      elif output.find('Cannot resolve host') >= 0:
99        print '''** Unable to download BuildSystem. You must be off the network.'''
100        print '''** Connect to the internet and run config/configure.py again.'''
101      else:
102        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
103      print output
104      sys.exit(3)
105
106  sys.path.insert(0, bsDir)
107  sys.path.insert(0, pythonDir)
108  import config.framework
109  import cPickle
110
111  print '================================================================================='
112  print '             Configuring PETSc to compile on your system                         '
113  print '================================================================================='
114  framework = config.framework.Framework(sys.argv[1:]+['-configModules=PETSc.Configure']+configure_options, loadArgDB = 0)
115  try:
116    framework.configure(out = sys.stdout)
117    framework.storeSubstitutions(framework.argDB)
118    framework.argDB['configureCache'] = cPickle.dumps(framework)
119    return 0
120  except RuntimeError, e:
121    msg = '***** Unable to configure with given options ***** (see configure.log for full details):\n' \
122    +str(e)+'\n******************************************************\n'
123    se = ''
124  except TypeError, e:
125    msg = '***** Error in command line argument to configure.py *****\n' \
126    +str(e)+'\n******************************************************\n'
127    se = ''
128  except ImportError, e:
129    msg = '******* Unable to find module for configure.py *******\n' \
130    +str(e)+'\n******************************************************\n'
131    se = ''
132  except SystemExit, e:
133    if e.code is None or e.code == 0:
134      return
135    msg = '*** CONFIGURATION CRASH **** Please send configure.log to petsc-maint@mcs.anl.gov\n'
136    se  = str(e)
137  except Exception, e:
138    msg = '*** CONFIGURATION CRASH **** Please send configure.log to petsc-maint@mcs.anl.gov\n'
139    se  = str(e)
140
141  print msg
142  if hasattr(framework, 'log'):
143    import traceback
144    framework.log.write(msg+se)
145    traceback.print_tb(sys.exc_info()[2], file = framework.log)
146    sys.exit(1)
147
148if __name__ == '__main__':
149  petsc_configure([])
150
151