xref: /petsc/config/configure.py (revision e2df7a95c5ea77c899beea10ff9effd6061e7c8f) 
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 config/configure.py ******'
9  print '*           Python is easy to install for end users or sys-admin.               *'
10  print '*                   http://www.python.org/download/                             *'
11  print '*                                                                               *'
12  print '*            You CANNOT configure PETSc without Python                          *'
13  print '*    http://www.mcs.anl.gov/petsc/petsc-as/documentation/installation.html      *'
14  print '*********************************************************************************'
15  sys.exit(4)
16
17def check_petsc_arch(opts):
18  # If PETSC_ARCH not specified - use script name (if not configure.py)
19  found = 0
20  for name in opts:
21    if name.find('PETSC_ARCH=') >= 0:
22      found = 1
23      break
24  # If not yet specified - use the filename of script
25  if not found:
26      filename = os.path.basename(sys.argv[0])
27      if not filename.startswith('configure'):
28        useName = '-PETSC_ARCH='+os.path.splitext(os.path.basename(sys.argv[0]))[0]
29        opts.append(useName)
30  return
31
32def chkcygwin():
33  if os.path.exists('/usr/bin/cygcheck.exe'):
34    buf = os.popen('/usr/bin/cygcheck.exe -c cygwin').read()
35    if buf.find('1.5.11-1') > -1:
36      return 1
37    else:
38      return 0
39  return 0
40
41def rhl9():
42  try:
43    file = open('/etc/redhat-release','r')
44  except:
45    return 0
46  try:
47    buf = file.read()
48    file.close()
49  except:
50    # can't read file - assume dangerous RHL9
51    return 1
52  if buf.find('Shrike') > -1:
53    return 1
54  else:
55    return 0
56
57def petsc_configure(configure_options):
58  print '================================================================================='
59  print '             Configuring PETSc to compile on your system                         '
60  print '================================================================================='
61
62  # Command line arguments take precedence (but don't destroy argv[0])
63  sys.argv = sys.argv[:1] + configure_options + sys.argv[1:]
64  # check PETSC_ARCH
65  check_petsc_arch(sys.argv)
66
67  # support a few standard configure option types
68  for l in range(0,len(sys.argv)):
69    name = sys.argv[l]
70    if name.find('-download-') >= 0:
71      sys.argv[l] = name.lower()
72    if name.find('-enable-') >= 0:
73      sys.argv[l] = name.replace('-enable-','-with-')
74      if name.find('=') == -1: sys.argv[l] += '=1'
75    if name.find('-disable-') >= 0:
76      sys.argv[l] = name.replace('-disable-','-with-')
77      if name.find('=') == -1: sys.argv[l] += '=0'
78      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
79    if name.find('-without-') >= 0:
80      sys.argv[l] = name.replace('-without-','-with-')
81      if name.find('=') == -1: sys.argv[l] += '=0'
82      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
83
84  # Disable threads on RHL9
85  if rhl9():
86    sys.argv.append('--useThreads=0')
87    print '================================================================================='
88    print ' *** RHL9 detected. Threads do not work correctly with this distribution ***'
89    print ' ******** Disabling thread usage for this run of config/configure.py *****'
90    print '================================================================================='
91
92  # Check for broken cygwin
93  if chkcygwin():
94    print '================================================================================='
95    print ' *** cygwin-1.5.11-1 detected. config/configure.py fails with this version   ***'
96    print ' *** Please upgrade to cygwin-1.5.12-1 or newer version. This can  ***'
97    print ' *** be done by running cygwin-setup, selecting "next" all the way.***'
98    print '================================================================================='
99    sys.exit(3)
100
101  # Should be run from the toplevel
102  pythonDir = os.path.abspath(os.path.join('python'))
103  bsDir     = os.path.join(pythonDir, 'BuildSystem')
104  if not os.path.isdir(pythonDir):
105    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
106  if not os.path.isdir(bsDir):
107    print '================================================================================='
108    print '''++ Could not locate BuildSystem in %s/python.''' % os.getcwd()
109    print '''++ Downloading it using "bk clone http://sidl.bkbits.net/BuildSystem %s/python/BuildSystem"''' % os.getcwd()
110    print '================================================================================='
111    (status,output) = commands.getstatusoutput('bk clone http://sidl.bkbits.net/BuildSystem python/BuildSystem')
112    if status:
113      if output.find('ommand not found') >= 0:
114        print '================================================================================='
115        print '''** Unable to locate bk (Bitkeeper) to download BuildSystem; make sure bk is in your path'''
116        print '''** or manually copy BuildSystem to $PETSC_DIR/python/BuildSystem from a machine where'''
117        print '''** you do have bk installed and can clone BuildSystem. '''
118        print '================================================================================='
119      elif output.find('Cannot resolve host') >= 0:
120        print '================================================================================='
121        print '''** Unable to download BuildSystem. You must be off the network.'''
122        print '''** Connect to the internet and run config/configure.py again.'''
123        print '================================================================================='
124      else:
125        print '================================================================================='
126        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
127        print '================================================================================='
128      print output
129      sys.exit(3)
130
131  sys.path.insert(0, bsDir)
132  sys.path.insert(0, pythonDir)
133  import config.framework
134  import cPickle
135
136  # Disable shared libraries by default
137  import nargs
138  if nargs.Arg.findArgument('with-shared', sys.argv[1:]) is None:
139    sys.argv.append('--with-shared=0')
140
141  framework = config.framework.Framework(sys.argv[1:]+['-configModules=PETSc.Configure','-optionsModule=PETSc.compilerOptions'], loadArgDB = 0)
142  try:
143    framework.configure(out = sys.stdout)
144    framework.storeSubstitutions(framework.argDB)
145    framework.argDB['configureCache'] = cPickle.dumps(framework)
146    import PETSc.packages
147    for i in framework.packages:
148      if hasattr(i,'postProcess'):
149        i.postProcess()
150    framework.logClear()
151    return 0
152  except RuntimeError, e:
153    emsg = str(e)
154    if not emsg.endswith('\n'): emsg += '\n'
155    msg ='*********************************************************************************\n'\
156    +'         UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for details):\n' \
157    +'---------------------------------------------------------------------------------------\n'  \
158    +emsg+'*********************************************************************************\n'
159    se = ''
160  except TypeError, e:
161    emsg = str(e)
162    if not emsg.endswith('\n'): emsg += '\n'
163    msg ='*********************************************************************************\n'\
164    +'                ERROR in COMMAND LINE ARGUMENT to config/configure.py \n' \
165    +'---------------------------------------------------------------------------------------\n'  \
166    +emsg+'*********************************************************************************\n'
167    se = ''
168  except ImportError, e :
169    emsg = str(e)
170    if not emsg.endswith('\n'): emsg += '\n'
171    msg ='*********************************************************************************\n'\
172    +'                     UNABLE to FIND MODULE for config/configure.py \n' \
173    +'---------------------------------------------------------------------------------------\n'  \
174    +emsg+'*********************************************************************************\n'
175    se = ''
176  except SystemExit, e:
177    if e.code is None or e.code == 0:
178      return
179    msg ='*********************************************************************************\n'\
180    +'           CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
181    +'*********************************************************************************\n'
182    se  = str(e)
183  except Exception, e:
184    msg ='*********************************************************************************\n'\
185    +'          CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
186    +'*********************************************************************************\n'
187    se  = str(e)
188
189  framework.logClear()
190  print msg
191  if hasattr(framework, 'log'):
192    import traceback
193    framework.log.write(msg+se)
194    traceback.print_tb(sys.exc_info()[2], file = framework.log)
195    if os.path.isfile(framework.logName+'.bkp'):
196      framework.logPrintDivider()
197      framework.logPrintBox('Previous configure logs below', debugSection = None)
198      f = file(framework.logName+'.bkp')
199      framework.log.write(f.read())
200      f.close()
201    sys.exit(1)
202
203if __name__ == '__main__':
204  petsc_configure([])
205
206