xref: /petsc/config/configure.py (revision 5a0ac93ed2df1a79ae554899664ed51ecbf5ef94) 
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 chkincompletecygwin():
59  if os.path.exists('/usr/bin/cygcheck.exe'):
60    if not os.path.exists('/usr/bin/make') or not os.path.exists('/usr/bin/diff'):
61      print '================================================================================='
62      print ' *** Incomplete cygwin install detected *****************************************'
63      print ' *** Please rerun cygwin-setup and install module make [and its dependencies]****'
64      print '================================================================================='
65      sys.exit(3)
66  return 0
67
68def rhl9():
69  try:
70    file = open('/etc/redhat-release','r')
71  except:
72    return 0
73  try:
74    buf = file.read()
75    file.close()
76  except:
77    # can't read file - assume dangerous RHL9
78    return 1
79  if buf.find('Shrike') > -1:
80    return 1
81  else:
82    return 0
83
84def chkBrokenF8Diff():
85  if os.path.exists('/bin/rpm'):
86    buf = os.popen('/bin/rpm -q diffutils').read()
87    if buf.find('diffutils-2.8.1-17.fc8') > -1:
88      return 1
89    else:
90      return 0
91
92
93def petsc_configure(configure_options):
94  print '================================================================================='
95  print '             Configuring PETSc to compile on your system                         '
96  print '================================================================================='
97
98  # Command line arguments take precedence (but don't destroy argv[0])
99  sys.argv = sys.argv[:1] + configure_options + sys.argv[1:]
100  # check PETSC_ARCH
101  check_petsc_arch(sys.argv)
102  extraLogs = []
103
104  # support a few standard configure option types
105  foundsudo = 0
106  for l in range(0,len(sys.argv)):
107    if sys.argv[l] == '--with-sudo=sudo':
108      foundsudo = 1
109
110  for l in range(0,len(sys.argv)):
111    name = sys.argv[l]
112    if name.find('enable-') >= 0:
113      if name.find('=') == -1:
114        sys.argv[l] = name.replace('enable-','with-')+'=1'
115      else:
116        head, tail = name.split('=', 1)
117        sys.argv[l] = head.replace('enable-','with-')+'='+tail
118    if name.find('disable-') >= 0:
119      if name.find('=') == -1:
120        sys.argv[l] = name.replace('disable-','with-')+'=0'
121      else:
122        head, tail = name.split('=', 1)
123        if tail == '1': tail = '0'
124        sys.argv[l] = head.replace('disable-','with-')+'='+tail
125    if name.find('without-') >= 0:
126      if name.find('=') == -1:
127        sys.argv[l] = name.replace('without-','with-')+'=0'
128      else:
129        head, tail = name.split('=', 1)
130        if tail == '1': tail = '0'
131        sys.argv[l] = head.replace('without-','with-')+'='+tail
132    if name.find('prefix=') >= 0 and not foundsudo:
133      head, installdir = name.split('=', 1)
134      if os.path.exists(installdir):
135        if not os.access(installdir,os.W_OK):
136          print 'You do not have write access to requested install directory given with --prefix='+installdir+' perhaps use --with-sudo=sudo also'
137          sys.exit(3)
138      else:
139         try:
140           os.mkdir(installdir)
141         except:
142           print 'You do not have write access to create install directory given with --prefix='+installdir+' perhaps use --with-sudo=sudo also'
143           sys.exit(3)
144
145
146  # Check for sudo
147  if os.getuid() == 0:
148    print '================================================================================='
149    print '             *** Do not run configure as root, or using sudo. ***'
150    print '             *** Use the --with-sudo=sudo option to have      ***'
151    print '             *** installs of external packages done with sudo ***'
152    print '             *** use only with --prefix= when installing in   ***'
153    print '             *** system directories                           ***'
154    print '================================================================================='
155    sys.exit(3)
156
157  # Check for broken cygwin
158  if chkbrokencygwin():
159    print '================================================================================='
160    print ' *** cygwin-1.5.11-1 detected. config/configure.py fails with this version   ***'
161    print ' *** Please upgrade to cygwin-1.5.12-1 or newer version. This can  ***'
162    print ' *** be done by running cygwin-setup, selecting "next" all the way.***'
163    print '================================================================================='
164    sys.exit(3)
165
166  # Check if cygwin install is incomplete
167  chkincompletecygwin()
168
169  # Disable threads on RHL9
170  if rhl9():
171    sys.argv.append('--useThreads=0')
172    extraLogs.append('''\
173================================================================================
174   *** RHL9 detected. Threads do not work correctly with this distribution ***
175    ****** Disabling thread usage for this run of config/configure.py *******
176================================================================================''')
177
178  # Check for broken diff on Fedora8
179  if chkBrokenF8Diff():
180    print '================================================================================='
181    print ' *** Fedora 8 Linux with broken diffutils-2.8.1-17.fc8 detected. ****************'
182    print ' *** Please run "sudo yum update diffutils" to get the latest bugfixed version.**'
183    print '================================================================================='
184    sys.exit(3)
185
186  # Make sure cygwin-python is used on windows
187  if chkusingwindowspython():
188    print '================================================================================='
189    print ' *** Non-cygwin python detected. Please rerun config/configure.py with cygwin-python ***'
190    print '================================================================================='
191    sys.exit(3)
192
193  # Threads don't work for cygwin & python-2.4, 2.5 etc..
194  if chkcygwinpythonver():
195    sys.argv.append('--useThreads=0')
196    extraLogs.append('''\
197================================================================================
198** Cygwin-python-2.4/2.5 detected. Threads do not work correctly with this version *
199 ********* Disabling thread usage for this run of config/configure.py **********
200================================================================================''')
201
202  # Should be run from the toplevel
203  configDir = os.path.abspath('config')
204  bsDir     = os.path.join(configDir, 'BuildSystem')
205  if not os.path.isdir(configDir):
206    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
207  if not os.path.isdir(bsDir):
208    print '================================================================================='
209    print '''++ Could not locate BuildSystem in %s.''' % configDir
210    print '''++ Downloading it using "hg clone http://hg.mcs.anl.gov/petsc/BuildSystem %s"''' % bsDir
211    print '================================================================================='
212    (status,output) = commands.getstatusoutput('hg clone http://petsc.cs.iit.edu/petsc/BuildSystem '+ bsDir)
213    if status:
214      if output.find('ommand not found') >= 0:
215        print '================================================================================='
216        print '''** Unable to locate hg (Mercurial) to download BuildSystem; make sure hg is in your path'''
217        print '''** or manually copy BuildSystem to $PETSC_DIR/config/BuildSystem from a machine where'''
218        print '''** you do have hg installed and can clone BuildSystem. '''
219        print '================================================================================='
220      elif output.find('Cannot resolve host') >= 0:
221        print '================================================================================='
222        print '''** Unable to download BuildSystem. You must be off the network.'''
223        print '''** Connect to the internet and run config/configure.py again.'''
224        print '================================================================================='
225      else:
226        print '================================================================================='
227        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
228        print '================================================================================='
229      print output
230      sys.exit(3)
231
232  sys.path.insert(0, bsDir)
233  sys.path.insert(0, configDir)
234  import config.base
235  import config.framework
236  import cPickle
237
238  # Disable shared libraries by default
239  import nargs
240  if nargs.Arg.findArgument('with-shared', sys.argv[1:]) is None:
241    sys.argv.append('--with-shared=0')
242
243  framework = None
244  try:
245    framework = config.framework.Framework(sys.argv[1:]+['--configModules=PETSc.Configure','--optionsModule=PETSc.compilerOptions'], loadArgDB = 0)
246    framework.setup()
247    framework.logPrint('\n'.join(extraLogs))
248    framework.configure(out = sys.stdout)
249    framework.storeSubstitutions(framework.argDB)
250    framework.argDB['configureCache'] = cPickle.dumps(framework)
251    import PETSc.packages
252    for i in framework.packages:
253      if hasattr(i,'postProcess'):
254        i.postProcess()
255    framework.logClear()
256    framework.closeLog()
257    import shutil
258    shutil.move(framework.logName,os.path.join(framework.arch,'conf',framework.logName))
259    return 0
260  except (RuntimeError, config.base.ConfigureSetupError), e:
261    emsg = str(e)
262    if not emsg.endswith('\n'): emsg = emsg+'\n'
263    msg ='*********************************************************************************\n'\
264    +'         UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for details):\n' \
265    +'---------------------------------------------------------------------------------------\n'  \
266    +emsg+'*********************************************************************************\n'
267    se = ''
268  except (TypeError, ValueError), e:
269    emsg = str(e)
270    if not emsg.endswith('\n'): emsg = emsg+'\n'
271    msg ='*********************************************************************************\n'\
272    +'                ERROR in COMMAND LINE ARGUMENT to config/configure.py \n' \
273    +'---------------------------------------------------------------------------------------\n'  \
274    +emsg+'*********************************************************************************\n'
275    se = ''
276  except ImportError, e :
277    emsg = str(e)
278    if not emsg.endswith('\n'): emsg = emsg+'\n'
279    msg ='*********************************************************************************\n'\
280    +'                     UNABLE to FIND MODULE for config/configure.py \n' \
281    +'---------------------------------------------------------------------------------------\n'  \
282    +emsg+'*********************************************************************************\n'
283    se = ''
284  except OSError, e :
285    emsg = str(e)
286    if not emsg.endswith('\n'): emsg = emsg+'\n'
287    msg ='*********************************************************************************\n'\
288    +'                    UNABLE to EXECUTE BINARIES for config/configure.py \n' \
289    +'---------------------------------------------------------------------------------------\n'  \
290    +emsg+'*********************************************************************************\n'
291    se = ''
292  except SystemExit, e:
293    if e.code is None or e.code == 0:
294      return
295    msg ='*********************************************************************************\n'\
296    +'           CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
297    +'*********************************************************************************\n'
298    se  = str(e)
299  except Exception, e:
300    msg ='*********************************************************************************\n'\
301    +'          CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
302    +'*********************************************************************************\n'
303    se  = str(e)
304
305  print msg
306  if not framework is None:
307    framework.logClear()
308    if hasattr(framework, 'log'):
309      import traceback
310      framework.log.write(msg+se)
311      traceback.print_tb(sys.exc_info()[2], file = framework.log)
312      if os.path.isfile(framework.logName+'.bkp'):
313        if framework.debugIndent is None:
314          framework.debugIndent = '  '
315        framework.logPrintDivider()
316        framework.logPrintBox('Previous configure logs below', debugSection = None)
317        f = file(framework.logName+'.bkp')
318        framework.log.write(f.read())
319        f.close()
320      sys.exit(1)
321  else:
322    print se
323    import traceback
324    traceback.print_tb(sys.exc_info()[2])
325
326if __name__ == '__main__':
327  petsc_configure([])
328
329