xref: /petsc/config/configure.py (revision 2f85c6a59d752db987113db0b8a978ea7d4ca5ee)
1#!/usr/bin/env python
2import os
3import sys
4import commands
5# to load ~/.pythonrc.py before inserting correct BuildSystem to path
6import user
7
8
9if not hasattr(sys, 'version_info') or not sys.version_info[1] >= 2 or not sys.version_info[0] >= 2:
10  print '**** You must have Python version 2.2 or higher to run config/configure.py ******'
11  print '*           Python is easy to install for end users or sys-admin.               *'
12  print '*                   http://www.python.org/download/                             *'
13  print '*                                                                               *'
14  print '*            You CANNOT configure PETSc without Python                          *'
15  print '*    http://www.mcs.anl.gov/petsc/petsc-as/documentation/installation.html      *'
16  print '*********************************************************************************'
17  sys.exit(4)
18
19def check_petsc_arch(opts):
20  # If PETSC_ARCH not specified - use script name (if not configure.py)
21  found = 0
22  for name in opts:
23    if name.find('PETSC_ARCH=') >= 0:
24      found = 1
25      break
26  # If not yet specified - use the filename of script
27  if not found:
28      filename = os.path.basename(sys.argv[0])
29      if not filename.startswith('configure') and not filename.startswith('reconfigure'):
30        useName = 'PETSC_ARCH='+os.path.splitext(os.path.basename(sys.argv[0]))[0]
31        opts.append(useName)
32  return
33
34def chkbrokencygwin():
35  if os.path.exists('/usr/bin/cygcheck.exe'):
36    buf = os.popen('/usr/bin/cygcheck.exe -c cygwin').read()
37    if buf.find('1.5.11-1') > -1:
38      return 1
39    else:
40      return 0
41  return 0
42
43def chkusingwindowspython():
44  if os.path.exists('/usr/bin/cygcheck.exe'):
45    if sys.platform != 'cygwin':
46      return 1
47  return 0
48
49def chkcygwinpythonver():
50  if os.path.exists('/usr/bin/cygcheck.exe'):
51    buf = os.popen('/usr/bin/cygcheck.exe -c python').read()
52    if (buf.find('2.4') > -1) or (buf.find('2.5') > -1) or (buf.find('2.6') > -1):
53      return 1
54    else:
55      return 0
56  return 0
57
58def rhl9():
59  try:
60    file = open('/etc/redhat-release','r')
61  except:
62    return 0
63  try:
64    buf = file.read()
65    file.close()
66  except:
67    # can't read file - assume dangerous RHL9
68    return 1
69  if buf.find('Shrike') > -1:
70    return 1
71  else:
72    return 0
73
74def petsc_configure(configure_options):
75  print '================================================================================='
76  print '             Configuring PETSc to compile on your system                         '
77  print '================================================================================='
78
79  # Command line arguments take precedence (but don't destroy argv[0])
80  sys.argv = sys.argv[:1] + configure_options + sys.argv[1:]
81  # check PETSC_ARCH
82  check_petsc_arch(sys.argv)
83  extraLogs = []
84
85  # support a few standard configure option types
86  for l in range(0,len(sys.argv)):
87    name = sys.argv[l]
88    if name.find('enable-') >= 0:
89      if name.find('=') == -1:
90        sys.argv[l] = name.replace('enable-','with-')+'=1'
91      else:
92        head, tail = name.split('=', 1)
93        sys.argv[l] = head.replace('enable-','with-')+'='+tail
94    if name.find('disable-') >= 0:
95      if name.find('=') == -1:
96        sys.argv[l] = name.replace('disable-','with-')+'=0'
97      else:
98        head, tail = name.split('=', 1)
99        if tail == '1': tail = '0'
100        sys.argv[l] = head.replace('disable-','with-')+'='+tail
101    if name.find('without-') >= 0:
102      if name.find('=') == -1:
103        sys.argv[l] = name.replace('without-','with-')+'=0'
104      else:
105        head, tail = name.split('=', 1)
106        if tail == '1': tail = '0'
107        sys.argv[l] = head.replace('without-','with-')+'='+tail
108
109  # Check for sudo
110  if os.getuid() == 0:
111    print '================================================================================='
112    print '             *** Do not run configure as root, or using sudo. ***'
113    print '             *** Use the --with-sudo=sudo option to have      ***'
114    print '             *** installs of external packages done with sudo ***'
115    print '             *** use only with --prefix= when installing in   ***'
116    print '             *** system directories                           ***'
117    print '================================================================================='
118    sys.exit(3)
119
120  # Check for broken cygwin
121  if chkbrokencygwin():
122    print '================================================================================='
123    print ' *** cygwin-1.5.11-1 detected. config/configure.py fails with this version   ***'
124    print ' *** Please upgrade to cygwin-1.5.12-1 or newer version. This can  ***'
125    print ' *** be done by running cygwin-setup, selecting "next" all the way.***'
126    print '================================================================================='
127    sys.exit(3)
128
129  # Disable threads on RHL9
130  if rhl9():
131    sys.argv.append('--useThreads=0')
132    extraLogs.append('''\
133================================================================================
134   *** RHL9 detected. Threads do not work correctly with this distribution ***
135    ****** Disabling thread usage for this run of config/configure.py *******
136================================================================================''')
137  # Make sure cygwin-python is used on windows
138  if chkusingwindowspython():
139    print '================================================================================='
140    print ' *** Non-cygwin python detected. Please rerun config/configure.py with cygwin-python ***'
141    print '================================================================================='
142    sys.exit(3)
143
144  # Threads don't work for cygwin & python-2.4, 2.5 etc..
145  if chkcygwinpythonver():
146    sys.argv.append('--useThreads=0')
147    extraLogs.append('''\
148================================================================================
149** Cygwin-python-2.4/2.5 detected. Threads do not work correctly with this version *
150 ********* Disabling thread usage for this run of config/configure.py **********
151================================================================================''')
152
153  # Should be run from the toplevel
154  pythonDir = os.path.abspath(os.path.join('python'))
155  bsDir     = os.path.join(pythonDir, 'BuildSystem')
156  if not os.path.isdir(pythonDir):
157    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
158  if not os.path.isdir(bsDir):
159    print '================================================================================='
160    print '''++ Could not locate BuildSystem in %s/python.''' % os.getcwd()
161    print '''++ Downloading it using "hg clone http://hg.mcs.anl.gov/petsc/BuildSystem %s/python/BuildSystem"''' % os.getcwd()
162    print '================================================================================='
163    (status,output) = commands.getstatusoutput('hg clone http://hg.mcs.anl.gov/petsc/BuildSystem python/BuildSystem')
164    if status:
165      if output.find('ommand not found') >= 0:
166        print '================================================================================='
167        print '''** Unable to locate hg (Mercurial) to download BuildSystem; make sure hg is in your path'''
168        print '''** or manually copy BuildSystem to $PETSC_DIR/python/BuildSystem from a machine where'''
169        print '''** you do have hg installed and can clone BuildSystem. '''
170        print '================================================================================='
171      elif output.find('Cannot resolve host') >= 0:
172        print '================================================================================='
173        print '''** Unable to download BuildSystem. You must be off the network.'''
174        print '''** Connect to the internet and run config/configure.py again.'''
175        print '================================================================================='
176      else:
177        print '================================================================================='
178        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
179        print '================================================================================='
180      print output
181      sys.exit(3)
182
183  sys.path.insert(0, bsDir)
184  sys.path.insert(0, pythonDir)
185  import config.base
186  import config.framework
187  import cPickle
188
189  # Disable shared libraries by default
190  import nargs
191  if nargs.Arg.findArgument('with-shared', sys.argv[1:]) is None:
192    sys.argv.append('--with-shared=0')
193
194  framework = None
195  try:
196    framework = config.framework.Framework(sys.argv[1:]+['--configModules=PETSc.Configure','--optionsModule=PETSc.compilerOptions'], loadArgDB = 0)
197    framework.setup()
198    framework.logPrint('\n'.join(extraLogs))
199    framework.configure(out = sys.stdout)
200    framework.storeSubstitutions(framework.argDB)
201    framework.argDB['configureCache'] = cPickle.dumps(framework)
202    import PETSc.packages
203    for i in framework.packages:
204      if hasattr(i,'postProcess'):
205        i.postProcess()
206    framework.logClear()
207    return 0
208  except (RuntimeError, config.base.ConfigureSetupError), e:
209    emsg = str(e)
210    if not emsg.endswith('\n'): emsg = emsg+'\n'
211    msg ='*********************************************************************************\n'\
212    +'         UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for details):\n' \
213    +'---------------------------------------------------------------------------------------\n'  \
214    +emsg+'*********************************************************************************\n'
215    se = ''
216  except (TypeError, ValueError), e:
217    emsg = str(e)
218    if not emsg.endswith('\n'): emsg = emsg+'\n'
219    msg ='*********************************************************************************\n'\
220    +'                ERROR in COMMAND LINE ARGUMENT to config/configure.py \n' \
221    +'---------------------------------------------------------------------------------------\n'  \
222    +emsg+'*********************************************************************************\n'
223    se = ''
224  except ImportError, e :
225    emsg = str(e)
226    if not emsg.endswith('\n'): emsg = emsg+'\n'
227    msg ='*********************************************************************************\n'\
228    +'                     UNABLE to FIND MODULE for config/configure.py \n' \
229    +'---------------------------------------------------------------------------------------\n'  \
230    +emsg+'*********************************************************************************\n'
231    se = ''
232  except OSError, e :
233    emsg = str(e)
234    if not emsg.endswith('\n'): emsg = emsg+'\n'
235    msg ='*********************************************************************************\n'\
236    +'                    UNABLE to EXECUTE BINARIES for config/configure.py \n' \
237    +'---------------------------------------------------------------------------------------\n'  \
238    +emsg+'*********************************************************************************\n'
239    se = ''
240  except SystemExit, e:
241    if e.code is None or e.code == 0:
242      return
243    msg ='*********************************************************************************\n'\
244    +'           CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
245    +'*********************************************************************************\n'
246    se  = str(e)
247  except Exception, e:
248    msg ='*********************************************************************************\n'\
249    +'          CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
250    +'*********************************************************************************\n'
251    se  = str(e)
252
253  print msg
254  if not framework is None:
255    framework.logClear()
256    if hasattr(framework, 'log'):
257      import traceback
258      framework.log.write(msg+se)
259      traceback.print_tb(sys.exc_info()[2], file = framework.log)
260      if os.path.isfile(framework.logName+'.bkp'):
261        if framework.debugIndent is None:
262          framework.debugIndent = '  '
263        framework.logPrintDivider()
264        framework.logPrintBox('Previous configure logs below', debugSection = None)
265        f = file(framework.logName+'.bkp')
266        framework.log.write(f.read())
267        f.close()
268      sys.exit(1)
269  else:
270    print se
271    import traceback
272    traceback.print_tb(sys.exc_info()[2])
273
274if __name__ == '__main__':
275  petsc_configure([])
276
277