xref: /petsc/config/configure.py (revision f259bd47db2537c0c1948ca59840a8a8f5c67e64)
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 or not sys.version_info[0] >= 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') and not filename.startswith('reconfigure'):
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 chkcygwinpython():
42  if os.path.exists('/usr/bin/cygcheck.exe'):
43    buf = os.popen('/usr/bin/cygcheck.exe -c python').read()
44    if buf.find('2.4') > -1:
45      return 1
46    else:
47      return 0
48  return 0
49
50def rhl9():
51  try:
52    file = open('/etc/redhat-release','r')
53  except:
54    return 0
55  try:
56    buf = file.read()
57    file.close()
58  except:
59    # can't read file - assume dangerous RHL9
60    return 1
61  if buf.find('Shrike') > -1:
62    return 1
63  else:
64    return 0
65
66def petsc_configure(configure_options):
67  print '================================================================================='
68  print '             Configuring PETSc to compile on your system                         '
69  print '================================================================================='
70
71  # Command line arguments take precedence (but don't destroy argv[0])
72  sys.argv = sys.argv[:1] + configure_options + sys.argv[1:]
73  # check PETSC_ARCH
74  check_petsc_arch(sys.argv)
75
76  # support a few standard configure option types
77  for l in range(0,len(sys.argv)):
78    name = sys.argv[l]
79    if name.find('-download-') >= 0:
80      sys.argv[l] = name.lower()
81    if name.find('-enable-') >= 0:
82      sys.argv[l] = name.replace('-enable-','-with-')
83      if name.find('=') == -1: sys.argv[l] += '=1'
84    if name.find('-disable-') >= 0:
85      sys.argv[l] = name.replace('-disable-','-with-')
86      if name.find('=') == -1: sys.argv[l] += '=0'
87      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
88    if name.find('-without-') >= 0:
89      sys.argv[l] = name.replace('-without-','-with-')
90      if name.find('=') == -1: sys.argv[l] += '=0'
91      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
92
93  # Disable threads on RHL9
94  if rhl9():
95    sys.argv.append('--useThreads=0')
96    print '================================================================================='
97    print ' *** RHL9 detected. Threads do not work correctly with this distribution ***'
98    print ' ******** Disabling thread usage for this run of config/configure.py *****'
99    print '================================================================================='
100
101  # Check for broken cygwin
102  if chkcygwin():
103    print '================================================================================='
104    print ' *** cygwin-1.5.11-1 detected. config/configure.py fails with this version   ***'
105    print ' *** Please upgrade to cygwin-1.5.12-1 or newer version. This can  ***'
106    print ' *** be done by running cygwin-setup, selecting "next" all the way.***'
107    print '================================================================================='
108    sys.exit(3)
109  # Threads don't work for cygwin & python-2.4
110  if chkcygwinpython():
111    sys.argv.append('--useThreads=0')
112    print '================================================================================='
113    print ' *** Cygwin-python-2.4 detected. Threads do not work correctly with this version ***'
114    print ' ******** Disabling thread usage for this run of config/configure.py *****'
115    print '================================================================================='
116
117  # Should be run from the toplevel
118  pythonDir = os.path.abspath(os.path.join('python'))
119  bsDir     = os.path.join(pythonDir, 'BuildSystem')
120  if not os.path.isdir(pythonDir):
121    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
122  if not os.path.isdir(bsDir):
123    print '================================================================================='
124    print '''++ Could not locate BuildSystem in %s/python.''' % os.getcwd()
125    print '''++ Downloading it using "bk clone http://sidl.bkbits.net/BuildSystem %s/python/BuildSystem"''' % os.getcwd()
126    print '================================================================================='
127    (status,output) = commands.getstatusoutput('bk clone http://sidl.bkbits.net/BuildSystem python/BuildSystem')
128    if status:
129      if output.find('ommand not found') >= 0:
130        print '================================================================================='
131        print '''** Unable to locate bk (Bitkeeper) to download BuildSystem; make sure bk is in your path'''
132        print '''** or manually copy BuildSystem to $PETSC_DIR/python/BuildSystem from a machine where'''
133        print '''** you do have bk installed and can clone BuildSystem. '''
134        print '================================================================================='
135      elif output.find('Cannot resolve host') >= 0:
136        print '================================================================================='
137        print '''** Unable to download BuildSystem. You must be off the network.'''
138        print '''** Connect to the internet and run config/configure.py again.'''
139        print '================================================================================='
140      else:
141        print '================================================================================='
142        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
143        print '================================================================================='
144      print output
145      sys.exit(3)
146
147  sys.path.insert(0, bsDir)
148  sys.path.insert(0, pythonDir)
149  import config.framework
150  import cPickle
151
152  # Disable shared libraries by default
153  import nargs
154  if nargs.Arg.findArgument('with-shared', sys.argv[1:]) is None:
155    sys.argv.append('--with-shared=0')
156
157  framework = config.framework.Framework(sys.argv[1:]+['-configModules=PETSc.Configure','-optionsModule=PETSc.compilerOptions'], loadArgDB = 0)
158  try:
159    framework.configure(out = sys.stdout)
160    framework.storeSubstitutions(framework.argDB)
161    framework.argDB['configureCache'] = cPickle.dumps(framework)
162    import PETSc.packages
163    for i in framework.packages:
164      if hasattr(i,'postProcess'):
165        i.postProcess()
166    framework.logClear()
167    return 0
168  except RuntimeError, e:
169    emsg = str(e)
170    if not emsg.endswith('\n'): emsg += '\n'
171    msg ='*********************************************************************************\n'\
172    +'         UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for details):\n' \
173    +'---------------------------------------------------------------------------------------\n'  \
174    +emsg+'*********************************************************************************\n'
175    se = ''
176  except TypeError, e:
177    emsg = str(e)
178    if not emsg.endswith('\n'): emsg += '\n'
179    msg ='*********************************************************************************\n'\
180    +'                ERROR in COMMAND LINE ARGUMENT to config/configure.py \n' \
181    +'---------------------------------------------------------------------------------------\n'  \
182    +emsg+'*********************************************************************************\n'
183    se = ''
184  except ImportError, e :
185    emsg = str(e)
186    if not emsg.endswith('\n'): emsg += '\n'
187    msg ='*********************************************************************************\n'\
188    +'                     UNABLE to FIND MODULE for config/configure.py \n' \
189    +'---------------------------------------------------------------------------------------\n'  \
190    +emsg+'*********************************************************************************\n'
191    se = ''
192  except SystemExit, e:
193    if e.code is None or e.code == 0:
194      return
195    msg ='*********************************************************************************\n'\
196    +'           CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
197    +'*********************************************************************************\n'
198    se  = str(e)
199  except Exception, e:
200    msg ='*********************************************************************************\n'\
201    +'          CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
202    +'*********************************************************************************\n'
203    se  = str(e)
204
205  framework.logClear()
206  print msg
207  if hasattr(framework, 'log'):
208    import traceback
209    framework.log.write(msg+se)
210    traceback.print_tb(sys.exc_info()[2], file = framework.log)
211    if os.path.isfile(framework.logName+'.bkp'):
212      framework.logPrintDivider()
213      framework.logPrintBox('Previous configure logs below', debugSection = None)
214      f = file(framework.logName+'.bkp')
215      framework.log.write(f.read())
216      f.close()
217    sys.exit(1)
218
219if __name__ == '__main__':
220  petsc_configure([])
221
222