1#!/usr/bin/env python 2import os, sys 3import commands 4# to load ~/.pythonrc.py before inserting correct BuildSystem to path 5import user 6extraLogs = [] 7petsc_arch = '' 8 9import urllib 10import tarfile 11 12def untar(tar, path = '.', leading = ''): 13 if leading: 14 entries = [t.name for t in tar.getmembers()] 15 prefix = os.path.commonprefix(entries) 16 if prefix: 17 for tarinfo in tar.getmembers(): 18 tail = tarinfo.name.split(prefix, 1)[1] 19 tarinfo.name = os.path.join(leading, tail) 20 for tarinfo in tar.getmembers(): 21 tar.extract(tarinfo, path) 22 return 23 24def downloadPackage(url, filename, targetDirname): 25 '''Download the tarball for a package at url, save it as filename, and untar it into targetDirname''' 26 filename, headers = urllib.urlretrieve(url, filename) 27 tar = tarfile.open(filename, 'r:gz') 28 untar(tar, targetDirname, leading = filename.split('.')[0]) 29 return 30 31# Use en_US as language so that BuildSystem parses compiler messages in english 32if 'LC_LOCAL' in os.environ and os.environ['LC_LOCAL'] != '' and os.environ['LC_LOCAL'] != 'en_US' and os.environ['LC_LOCAL']!= 'en_US.UTF-8': os.environ['LC_LOCAL'] = 'en_US.UTF-8' 33if 'LANG' in os.environ and os.environ['LANG'] != '' and os.environ['LANG'] != 'en_US' and os.environ['LANG'] != 'en_US.UTF-8': os.environ['LANG'] = 'en_US.UTF-8' 34 35if not hasattr(sys, 'version_info') or not sys.version_info[0] == 2 or not sys.version_info[1] >= 3: 36 print '*** You must have Python2 version 2.3 or higher to run ./configure *****' 37 print '* Python is easy to install for end users or sys-admin. *' 38 print '* http://www.python.org/download/ *' 39 print '* *' 40 print '* You CANNOT configure PETSc without Python *' 41 print '* http://www.mcs.anl.gov/petsc/petsc-as/documentation/installation.html *' 42 print '*******************************************************************************' 43 sys.exit(4) 44 45if sys.platform == 'win32': 46 print '**** Windows python detected. ****' 47 print sys.version,'on',sys.platform 48 print '' 49 print '** You must use cygwin python, but not windows python with PETSc configure. ***' 50 sys.exit(4) 51 52def check_for_option_mistakes(opts): 53 for opt in opts[1:]: 54 name = opt.split('=')[0] 55 if name.find('_') >= 0: 56 exception = False 57 for exc in ['superlu_dist', 'PETSC_ARCH', 'PETSC_DIR', 'CXX_CXXFLAGS', 'LD_SHARED', 'CC_LINKER_FLAGS', 'CXX_LINKER_FLAGS', 'FC_LINKER_FLAGS', 'AR_FLAGS', 'C_VERSION', 'CXX_VERSION', 'FC_VERSION', 'size_t', 'MPI_Comm','MPI_Fint']: 58 if name.find(exc) >= 0: 59 exception = True 60 if not exception: 61 raise ValueError('The option '+name+' should probably be '+name.replace('_', '-')); 62 if opt.find('=') >=0: 63 optval = opt.split('=')[1] 64 if optval == 'ifneeded': 65 raise ValueError('The option '+opt+' should probably be '+opt.replace('ifneeded', '1')); 66 return 67 68def check_petsc_arch(opts): 69 # If PETSC_ARCH not specified - use script name (if not configure.py) 70 global petsc_arch 71 found = 0 72 for name in opts: 73 if name.find('PETSC_ARCH=') >= 0: 74 petsc_arch=name.split('=')[1] 75 found = 1 76 break 77 # If not yet specified - use the filename of script 78 if not found: 79 filename = os.path.basename(sys.argv[0]) 80 if not filename.startswith('configure') and not filename.startswith('reconfigure') and not filename.startswith('setup'): 81 petsc_arch=os.path.splitext(os.path.basename(sys.argv[0]))[0] 82 useName = 'PETSC_ARCH='+petsc_arch 83 opts.append(useName) 84 return 0 85 86def chkwinf90(): 87 for arg in sys.argv: 88 if (arg.find('win32fe') >= 0 and (arg.find('f90') >=0 or arg.find('ifort') >=0)): 89 return 1 90 return 0 91 92def chkcygwinlink(): 93 if os.path.exists('/usr/bin/cygcheck.exe') and os.path.exists('/usr/bin/link.exe') and chkwinf90(): 94 if '--ignore-cygwin-link' in sys.argv: return 0 95 print '===============================================================================' 96 print ' *** Cygwin /usr/bin/link detected! Compiles with CVF/Intel f90 can break! **' 97 print ' *** To workarround do: "mv /usr/bin/link.exe /usr/bin/link-cygwin.exe" **' 98 print ' *** Or to ignore this check, use configure option: --ignore-cygwin-link **' 99 print '===============================================================================' 100 sys.exit(3) 101 return 0 102 103def chkbrokencygwin(): 104 if os.path.exists('/usr/bin/cygcheck.exe'): 105 buf = os.popen('/usr/bin/cygcheck.exe -c cygwin').read() 106 if buf.find('1.5.11-1') > -1: 107 print '===============================================================================' 108 print ' *** cygwin-1.5.11-1 detected. ./configure fails with this version ***' 109 print ' *** Please upgrade to cygwin-1.5.12-1 or newer version. This can ***' 110 print ' *** be done by running cygwin-setup, selecting "next" all the way.***' 111 print '===============================================================================' 112 sys.exit(3) 113 return 0 114 115def chkusingwindowspython(): 116 if os.path.exists('/usr/bin/cygcheck.exe') and sys.platform != 'cygwin': 117 print '===============================================================================' 118 print ' *** Non-cygwin python detected. Please rerun ./configure **' 119 print ' *** with cygwin-python. ***' 120 print '===============================================================================' 121 sys.exit(3) 122 return 0 123 124def chkcygwinpythonver(): 125 if os.path.exists('/usr/bin/cygcheck.exe'): 126 buf = os.popen('/usr/bin/cygcheck.exe -c python').read() 127 if (buf.find('2.4') > -1) or (buf.find('2.5') > -1) or (buf.find('2.6') > -1): 128 sys.argv.append('--useThreads=0') 129 extraLogs.append('''\ 130=============================================================================== 131** Cygwin-python-2.4/2.5/2.6 detected. Threads do not work correctly with this 132** version. Disabling thread usage for this run of ./configure ******* 133===============================================================================''') 134 return 0 135 136def chkrhl9(): 137 if os.path.exists('/etc/redhat-release'): 138 try: 139 file = open('/etc/redhat-release','r') 140 buf = file.read() 141 file.close() 142 except: 143 # can't read file - assume dangerous RHL9 144 buf = 'Shrike' 145 if buf.find('Shrike') > -1: 146 sys.argv.append('--useThreads=0') 147 extraLogs.append('''\ 148============================================================================== 149 *** RHL9 detected. Threads do not work correctly with this distribution *** 150 ****** Disabling thread usage for this run of ./configure ********* 151===============================================================================''') 152 return 0 153 154def check_broken_configure_log_links(): 155 '''Sometime symlinks can get broken if the original files are deleted. Delete such broken links''' 156 import os 157 for logfile in ['configure.log','configure.log.bkp']: 158 if os.path.islink(logfile) and not os.path.isfile(logfile): os.remove(logfile) 159 return 160 161def move_configure_log(framework): 162 '''Move configure.log to PETSC_ARCH/conf - and update configure.log.bkp in both locations appropriately''' 163 global petsc_arch 164 165 if hasattr(framework,'arch'): petsc_arch = framework.arch 166 if hasattr(framework,'logName'): curr_file = framework.logName 167 else: curr_file = 'configure.log' 168 169 if petsc_arch: 170 import shutil 171 import os 172 173 # Just in case - confdir is not created 174 conf_dir = os.path.join(petsc_arch,'conf') 175 if not os.path.isdir(petsc_arch): os.mkdir(petsc_arch) 176 if not os.path.isdir(conf_dir): os.mkdir(conf_dir) 177 178 curr_bkp = curr_file + '.bkp' 179 new_file = os.path.join(conf_dir,curr_file) 180 new_bkp = new_file + '.bkp' 181 182 # Keep backup in $PETSC_ARCH/conf location 183 if os.path.isfile(new_bkp): os.remove(new_bkp) 184 if os.path.isfile(new_file): os.rename(new_file,new_bkp) 185 if os.path.isfile(curr_file): 186 shutil.copyfile(curr_file,new_file) 187 os.remove(curr_file) 188 if os.path.isfile(new_file): os.symlink(new_file,curr_file) 189 # If the old bkp is using the same PETSC_ARCH/conf - then update bkp link 190 if os.path.realpath(curr_bkp) == os.path.realpath(new_file): 191 if os.path.isfile(curr_bkp): os.remove(curr_bkp) 192 if os.path.isfile(new_bkp): os.symlink(new_bkp,curr_bkp) 193 return 194 195def petsc_configure(configure_options): 196 print '===============================================================================' 197 print ' Configuring PETSc to compile on your system ' 198 print '===============================================================================' 199 200 try: 201 # Command line arguments take precedence (but don't destroy argv[0]) 202 sys.argv = sys.argv[:1] + configure_options + sys.argv[1:] 203 check_for_option_mistakes(sys.argv) 204 except (TypeError, ValueError), e: 205 emsg = str(e) 206 if not emsg.endswith('\n'): emsg = emsg+'\n' 207 msg ='*******************************************************************************\n'\ 208 +' ERROR in COMMAND LINE ARGUMENT to ./configure \n' \ 209 +'-------------------------------------------------------------------------------\n' \ 210 +emsg+'*******************************************************************************\n' 211 sys.exit(msg) 212 # check PETSC_ARCH 213 check_petsc_arch(sys.argv) 214 check_broken_configure_log_links() 215 216 # support a few standard configure option types 217 for l in range(0,len(sys.argv)): 218 name = sys.argv[l] 219 if name.find('enable-') >= 0: 220 if name.find('=') == -1: 221 sys.argv[l] = name.replace('enable-','with-')+'=1' 222 else: 223 head, tail = name.split('=', 1) 224 sys.argv[l] = head.replace('enable-','with-')+'='+tail 225 if name.find('disable-') >= 0: 226 if name.find('=') == -1: 227 sys.argv[l] = name.replace('disable-','with-')+'=0' 228 else: 229 head, tail = name.split('=', 1) 230 if tail == '1': tail = '0' 231 sys.argv[l] = head.replace('disable-','with-')+'='+tail 232 if name.find('without-') >= 0: 233 if name.find('=') == -1: 234 sys.argv[l] = name.replace('without-','with-')+'=0' 235 else: 236 head, tail = name.split('=', 1) 237 if tail == '1': tail = '0' 238 sys.argv[l] = head.replace('without-','with-')+'='+tail 239 240 # Check for broken cygwin 241 chkbrokencygwin() 242 # Disable threads on RHL9 243 chkrhl9() 244 # Make sure cygwin-python is used on windows 245 chkusingwindowspython() 246 # Threads don't work for cygwin & python-2.4, 2.5 etc.. 247 chkcygwinpythonver() 248 chkcygwinlink() 249 250 # Should be run from the toplevel 251 configDir = os.path.abspath('config') 252 bsDir = os.path.join(configDir, 'BuildSystem') 253 if not os.path.isdir(configDir): 254 raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.')) 255 if not os.path.isdir(bsDir): 256 print '===============================================================================' 257 print '''++ Could not locate BuildSystem in %s.''' % configDir 258 print '''++ Downloading it from http://petsc.cs.iit.edu/petsc/BuildSystem''' 259 print '===============================================================================' 260 self.downloadPackage('http://petsc.cs.iit.edu/petsc/BuildSystem/archive/tip.tar.gz', 'BuildSystem.tar.gz', configDir) 261 262 sys.path.insert(0, bsDir) 263 sys.path.insert(0, configDir) 264 import config.base 265 import config.framework 266 import cPickle 267 268 framework = None 269 try: 270 framework = config.framework.Framework(['--configModules=PETSc.Configure','--optionsModule=PETSc.compilerOptions']+sys.argv[1:], loadArgDB = 0) 271 framework.setup() 272 framework.logPrint('\n'.join(extraLogs)) 273 framework.configure(out = sys.stdout) 274 framework.storeSubstitutions(framework.argDB) 275 framework.argDB['configureCache'] = cPickle.dumps(framework) 276 import PETSc.packages 277 for i in framework.packages: 278 if hasattr(i,'postProcess'): 279 i.postProcess() 280 framework.printSummary() 281 framework.argDB.save(force = True) 282 framework.logClear() 283 framework.closeLog() 284 try: 285 move_configure_log(framework) 286 except: 287 # perhaps print an error about unable to shuffle logs? 288 pass 289 return 0 290 except (RuntimeError, config.base.ConfigureSetupError), e: 291 emsg = str(e) 292 if not emsg.endswith('\n'): emsg = emsg+'\n' 293 msg ='*******************************************************************************\n'\ 294 +' UNABLE to CONFIGURE with GIVEN OPTIONS (see configure.log for details):\n' \ 295 +'-------------------------------------------------------------------------------\n' \ 296 +emsg+'*******************************************************************************\n' 297 se = '' 298 except (TypeError, ValueError), e: 299 emsg = str(e) 300 if not emsg.endswith('\n'): emsg = emsg+'\n' 301 msg ='*******************************************************************************\n'\ 302 +' ERROR in COMMAND LINE ARGUMENT to ./configure \n' \ 303 +'-------------------------------------------------------------------------------\n' \ 304 +emsg+'*******************************************************************************\n' 305 se = '' 306 except ImportError, e : 307 emsg = str(e) 308 if not emsg.endswith('\n'): emsg = emsg+'\n' 309 msg ='*******************************************************************************\n'\ 310 +' UNABLE to FIND MODULE for ./configure \n' \ 311 +'-------------------------------------------------------------------------------\n' \ 312 +emsg+'*******************************************************************************\n' 313 se = '' 314 except OSError, e : 315 emsg = str(e) 316 if not emsg.endswith('\n'): emsg = emsg+'\n' 317 msg ='*******************************************************************************\n'\ 318 +' UNABLE to EXECUTE BINARIES for ./configure \n' \ 319 +'-------------------------------------------------------------------------------\n' \ 320 +emsg+'*******************************************************************************\n' 321 se = '' 322 except SystemExit, e: 323 if e.code is None or e.code == 0: 324 return 325 msg ='*******************************************************************************\n'\ 326 +' CONFIGURATION FAILURE (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \ 327 +'*******************************************************************************\n' 328 se = str(e) 329 except Exception, e: 330 msg ='*******************************************************************************\n'\ 331 +' CONFIGURATION CRASH (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \ 332 +'*******************************************************************************\n' 333 se = str(e) 334 335 print msg 336 if not framework is None: 337 framework.logClear() 338 if hasattr(framework, 'log'): 339 import traceback 340 try: 341 framework.log.write(msg+se) 342 traceback.print_tb(sys.exc_info()[2], file = framework.log) 343 framework.log.close() 344 move_configure_log(framework) 345 except: 346 pass 347 sys.exit(1) 348 else: 349 print se 350 import traceback 351 traceback.print_tb(sys.exc_info()[2]) 352 353if __name__ == '__main__': 354 petsc_configure([]) 355 356