xref: /petsc/config/configure.py (revision dba47a550923b04c7c4ebbb735eb62a1b3e4e9ae)
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 check_petsc_arch(opts):
18  # Check for PETSC_ARCH in the following order:
19  # 1. command-line (first occurance)
20  # 2. specified in configure_options(in script)
21  # 3. script name (if not configure.py)
22
23  useName = ''
24  for name in opts:
25    if name.startswith('-PETSC_ARCH'):
26      useName = name
27      break
28  # look for duplicates - and remove them
29  dupnames = []
30  if useName:
31    for name in opts:
32      if name.startswith('-PETSC_ARCH') and name != useName:
33        opts.remove(name)
34        dupnames.append(name)
35  # print warning for duplicates
36  if dupnames:
37    print '*********************************************************************************'
38    print 'Warning: The following duplicate PETSC_ARCH options are removed:', dupnames
39    print 'Warning: Using the option:', useName
40    print '*********************************************************************************'
41  # If not yet specified - use the filename of script
42  if not useName:
43      filename = os.path.basename(sys.argv[0])
44      if not filename.startswith('configure'):
45        useName = '-PETSC_ARCH='+os.path.splitext(os.path.basename(sys.argv[0]))[0]
46        opts.append(useName)
47  return
48
49def chkcygwin():
50  if os.path.exists('/usr/bin/cygcheck.exe'):
51    buf = os.popen('/usr/bin/cygcheck.exe -c cygwin').read()
52    if buf.find('1.5.11-1') > -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  sys.argv += configure_options
80  # check PETSC_ARCH
81  check_petsc_arch(sys.argv)
82
83  # support a few standard configure option types
84  for l in range(0,len(sys.argv)-1):
85    name = sys.argv[l]
86    if name.startswith('--enable'):
87      sys.argv[l] = name.replace('--enable','--with')
88      if name.find('=') == -1: sys.argv[l] += '=1'
89    if name.startswith('--disable'):
90      sys.argv[l] = name.replace('--disable','--with')
91      if name.find('=') == -1: sys.argv[l] += '=0'
92      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
93    if name.startswith('--without'):
94      sys.argv[l] = name.replace('--without','--with')
95      if name.find('=') == -1: sys.argv[l] += '=0'
96      elif name.endswith('=1'): sys.argv[l].replace('=1','=0')
97
98  # Disable threads on RHL9
99  if rhl9():
100    sys.argv.append('--useThreads=0')
101    print ' *** RHL9 detected. Threads do not work correctly with this distribution ***'
102    print ' ******** Disabling thread usage for this run of config/configure.py *****'
103
104  # Check for broken cygwin
105  if chkcygwin():
106    print ' *** cygwin-1.5.11-1 detected. config/configure.py fails with this version   ***'
107    print ' *** Please upgrade to cygwin-1.5.12-1 or newer version. This can  ***'
108    print ' *** be done by running cygwin-setup, selecting "next" all the way.***'
109    sys.exit(3)
110
111  # Should be run from the toplevel
112  pythonDir = os.path.abspath(os.path.join('python'))
113  bsDir     = os.path.join(pythonDir, 'BuildSystem')
114  if not os.path.isdir(pythonDir):
115    raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.'))
116  if not os.path.isdir(bsDir):
117    print '''++ Could not locate BuildSystem in $PETSC_DIR/python.'''
118    print '''++ Downloading it using "bk clone bk://sidl.bkbits.net/BuildSystem $PETSC_DIR/python/BuildSystem"'''
119    (status,output) = commands.getstatusoutput('bk clone bk://sidl.bkbits.net/BuildSystem python/BuildSystem')
120    if status:
121      if output.find('ommand not found') >= 0:
122        print '''** Unable to locate bk (Bitkeeper) to download BuildSystem; make sure bk is in your path'''
123        print '''** or manually copy BuildSystem to $PETSC_DIR/python/BuildSystem from a machine where'''
124        print '''** you do have bk installed and can clone BuildSystem. '''
125      elif output.find('Cannot resolve host') >= 0:
126        print '''** Unable to download BuildSystem. You must be off the network.'''
127        print '''** Connect to the internet and run config/configure.py again.'''
128      else:
129        print '''** Unable to download BuildSystem. Please send this message to petsc-maint@mcs.anl.gov'''
130      print output
131      sys.exit(3)
132
133  sys.path.insert(0, bsDir)
134  sys.path.insert(0, pythonDir)
135  import config.framework
136  import cPickle
137
138  framework = config.framework.Framework(sys.argv[1:]+['-configModules=PETSc.Configure'], loadArgDB = 0)
139  try:
140    framework.configure(out = sys.stdout)
141    framework.storeSubstitutions(framework.argDB)
142    framework.argDB['configureCache'] = cPickle.dumps(framework)
143    return 0
144  except RuntimeError, e:
145    emsg = str(e)
146    if not emsg.endswith('\n'): emsg += '\n'
147    msg = '     UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for details):\n' \
148    +emsg+'*********************************************************************************\n'
149    se = ''
150  except TypeError, e:
151    emsg = str(e)
152    if not emsg.endswith('\n'): emsg += '\n'
153    msg = '             ERROR  in COMMAND LINE ARGUMENT to config/configure.py *****\n' \
154    +emsg+'*********************************************************************************\n'
155    se = ''
156  except ImportError, e :
157    emsg = str(e)
158    if not emsg.endswith('\n'): emsg += '\n'
159    msg = '               UNABLE to FIND MODULE for config/configure.py *******\n' \
160    +emsg+'*********************************************************************************\n'
161    se = ''
162  except SystemExit, e:
163    if e.code is None or e.code == 0:
164      return
165    msg = '           CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
166    +'\n*********************************************************************************\n'
167    se  = str(e)
168  except Exception, e:
169    msg = '           CONFIGURATION CRASH  (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \
170    +'\n*********************************************************************************\n'
171    se  = str(e)
172
173  framework.logClear()
174  print msg
175  if hasattr(framework, 'log'):
176    import traceback
177    framework.log.write(msg+se)
178    traceback.print_tb(sys.exc_info()[2], file = framework.log)
179    sys.exit(1)
180
181if __name__ == '__main__':
182  petsc_configure([])
183
184