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 31def getBuildSystem(configDir,bsDir): 32 print '===============================================================================' 33 print '''++ Could not locate BuildSystem in %s.''' % configDir 34 (status,output) = commands.getstatusoutput('hg showconfig paths.default') 35 if status or not output: 36 print '++ Mercurial clone not found. Downloading it from http://petsc.cs.iit.edu/petsc/BuildSystem/archive/tip.tar.gz' 37 downloadPackage('http://petsc.cs.iit.edu/petsc/BuildSystem/archive/tip.tar.gz', 'BuildSystem.tar.gz', configDir) 38 else: 39 print '++ Mercurial clone found. URL : ' + output 40 if output.find("petsc.cs.iit.edu") >=0: 41 bsurl = output.replace('petsc-dev','BuildSystem').replace('releases/petsc-','releases/BuildSystem-') 42 print '++ Using: hg clone '+ bsurl +' '+ bsDir 43 (status,output) = commands.getstatusoutput('hg clone '+ bsurl +' '+ bsDir) 44 if status: 45 print '++ Unable to clone BuildSystem. Please clone manually' 46 print '===============================================================================' 47 sys.exit(3) 48 else: 49 print '++ Nonstandard parent URL. Cannot determine appropriate BuildSystem URL. Please clone appropriate BuildSystem' 50 print '===============================================================================' 51 sys.exit(3) 52 print '===============================================================================' 53 return 54 55 56# Use en_US as language so that BuildSystem parses compiler messages in english 57if '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' 58if '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' 59 60if not hasattr(sys, 'version_info') or not sys.version_info[0] == 2 or not sys.version_info[1] >= 3: 61 print '*** You must have Python2 version 2.3 or higher to run ./configure *****' 62 print '* Python is easy to install for end users or sys-admin. *' 63 print '* http://www.python.org/download/ *' 64 print '* *' 65 print '* You CANNOT configure PETSc without Python *' 66 print '* http://www.mcs.anl.gov/petsc/petsc-as/documentation/installation.html *' 67 print '*******************************************************************************' 68 sys.exit(4) 69 70def check_for_option_mistakes(opts): 71 for opt in opts[1:]: 72 name = opt.split('=')[0] 73 if name.find('_') >= 0: 74 exception = False 75 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']: 76 if name.find(exc) >= 0: 77 exception = True 78 if not exception: 79 raise ValueError('The option '+name+' should probably be '+name.replace('_', '-')); 80 if opt.find('=') >=0: 81 optval = opt.split('=')[1] 82 if optval == 'ifneeded': 83 raise ValueError('The option '+opt+' should probably be '+opt.replace('ifneeded', '1')); 84 return 85 86def check_for_option_changed(opts): 87# Document changes in command line options here. 88 optMap = [('c-blas-lapack','f2cblaslapack')] 89 for opt in opts[1:]: 90 optname = opt.split('=')[0].strip('-') 91 for oldname,newname in optMap: 92 if optname.find(oldname) >=0: 93 raise ValueError('The option '+opt+' should probably be '+opt.replace(oldname,newname)) 94 return 95 96def check_petsc_arch(opts): 97 # If PETSC_ARCH not specified - use script name (if not configure.py) 98 global petsc_arch 99 found = 0 100 for name in opts: 101 if name.find('PETSC_ARCH=') >= 0: 102 petsc_arch=name.split('=')[1] 103 found = 1 104 break 105 # If not yet specified - use the filename of script 106 if not found: 107 filename = os.path.basename(sys.argv[0]) 108 if not filename.startswith('configure') and not filename.startswith('reconfigure') and not filename.startswith('setup'): 109 petsc_arch=os.path.splitext(os.path.basename(sys.argv[0]))[0] 110 useName = 'PETSC_ARCH='+petsc_arch 111 opts.append(useName) 112 return 0 113 114def chkwinf90(): 115 for arg in sys.argv: 116 if (arg.find('win32fe') >= 0 and (arg.find('f90') >=0 or arg.find('ifort') >=0)): 117 return 1 118 return 0 119 120def chkcygwinlink(): 121 if os.path.exists('/usr/bin/cygcheck.exe') and os.path.exists('/usr/bin/link.exe') and chkwinf90(): 122 if '--ignore-cygwin-link' in sys.argv: return 0 123 print '===============================================================================' 124 print ' *** Cygwin /usr/bin/link detected! Compiles with CVF/Intel f90 can break! **' 125 print ' *** To workarround do: "mv /usr/bin/link.exe /usr/bin/link-cygwin.exe" **' 126 print ' *** Or to ignore this check, use configure option: --ignore-cygwin-link **' 127 print '===============================================================================' 128 sys.exit(3) 129 return 0 130 131def chkbrokencygwin(): 132 if os.path.exists('/usr/bin/cygcheck.exe'): 133 buf = os.popen('/usr/bin/cygcheck.exe -c cygwin').read() 134 if buf.find('1.5.11-1') > -1: 135 print '===============================================================================' 136 print ' *** cygwin-1.5.11-1 detected. ./configure fails with this version ***' 137 print ' *** Please upgrade to cygwin-1.5.12-1 or newer version. This can ***' 138 print ' *** be done by running cygwin-setup, selecting "next" all the way.***' 139 print '===============================================================================' 140 sys.exit(3) 141 return 0 142 143def chkcygwinpython(): 144 if os.path.exists('/usr/bin/cygcheck.exe') and sys.platform == 'cygwin' : 145 sys.argv.append('--useThreads=0') 146 extraLogs.append('''\ 147=============================================================================== 148** Cygwin-python detected. Threads do not work correctly. *** 149** Disabling thread usage for this run of ./configure ******* 150===============================================================================''') 151 return 0 152 153def chkrhl9(): 154 if os.path.exists('/etc/redhat-release'): 155 try: 156 file = open('/etc/redhat-release','r') 157 buf = file.read() 158 file.close() 159 except: 160 # can't read file - assume dangerous RHL9 161 buf = 'Shrike' 162 if buf.find('Shrike') > -1: 163 sys.argv.append('--useThreads=0') 164 extraLogs.append('''\ 165============================================================================== 166 *** RHL9 detected. Threads do not work correctly with this distribution *** 167 ****** Disabling thread usage for this run of ./configure ********* 168===============================================================================''') 169 return 0 170 171def check_broken_configure_log_links(): 172 '''Sometime symlinks can get broken if the original files are deleted. Delete such broken links''' 173 import os 174 for logfile in ['configure.log','configure.log.bkp']: 175 if os.path.islink(logfile) and not os.path.isfile(logfile): os.remove(logfile) 176 return 177 178def move_configure_log(framework): 179 '''Move configure.log to PETSC_ARCH/conf - and update configure.log.bkp in both locations appropriately''' 180 global petsc_arch 181 182 if hasattr(framework,'arch'): petsc_arch = framework.arch 183 if hasattr(framework,'logName'): curr_file = framework.logName 184 else: curr_file = 'configure.log' 185 186 if petsc_arch: 187 import shutil 188 import os 189 190 # Just in case - confdir is not created 191 conf_dir = os.path.join(petsc_arch,'conf') 192 if not os.path.isdir(petsc_arch): os.mkdir(petsc_arch) 193 if not os.path.isdir(conf_dir): os.mkdir(conf_dir) 194 195 curr_bkp = curr_file + '.bkp' 196 new_file = os.path.join(conf_dir,curr_file) 197 new_bkp = new_file + '.bkp' 198 199 # Keep backup in $PETSC_ARCH/conf location 200 if os.path.isfile(new_bkp): os.remove(new_bkp) 201 if os.path.isfile(new_file): os.rename(new_file,new_bkp) 202 if os.path.isfile(curr_file): 203 shutil.copyfile(curr_file,new_file) 204 os.remove(curr_file) 205 if os.path.isfile(new_file): os.symlink(new_file,curr_file) 206 # If the old bkp is using the same PETSC_ARCH/conf - then update bkp link 207 if os.path.realpath(curr_bkp) == os.path.realpath(new_file): 208 if os.path.isfile(curr_bkp): os.remove(curr_bkp) 209 if os.path.isfile(new_bkp): os.symlink(new_bkp,curr_bkp) 210 return 211 212def petsc_configure(configure_options): 213 print '===============================================================================' 214 print ' Configuring PETSc to compile on your system ' 215 print '===============================================================================' 216 217 try: 218 # Command line arguments take precedence (but don't destroy argv[0]) 219 sys.argv = sys.argv[:1] + configure_options + sys.argv[1:] 220 check_for_option_mistakes(sys.argv) 221 check_for_option_changed(sys.argv) 222 except (TypeError, ValueError), e: 223 emsg = str(e) 224 if not emsg.endswith('\n'): emsg = emsg+'\n' 225 msg ='*******************************************************************************\n'\ 226 +' ERROR in COMMAND LINE ARGUMENT to ./configure \n' \ 227 +'-------------------------------------------------------------------------------\n' \ 228 +emsg+'*******************************************************************************\n' 229 sys.exit(msg) 230 # check PETSC_ARCH 231 check_petsc_arch(sys.argv) 232 check_broken_configure_log_links() 233 234 # support a few standard configure option types 235 for l in range(0,len(sys.argv)): 236 name = sys.argv[l] 237 if name.find('enable-') >= 0: 238 if name.find('=') == -1: 239 sys.argv[l] = name.replace('enable-','with-')+'=1' 240 else: 241 head, tail = name.split('=', 1) 242 sys.argv[l] = head.replace('enable-','with-')+'='+tail 243 if name.find('disable-') >= 0: 244 if name.find('=') == -1: 245 sys.argv[l] = name.replace('disable-','with-')+'=0' 246 else: 247 head, tail = name.split('=', 1) 248 if tail == '1': tail = '0' 249 sys.argv[l] = head.replace('disable-','with-')+'='+tail 250 if name.find('without-') >= 0: 251 if name.find('=') == -1: 252 sys.argv[l] = name.replace('without-','with-')+'=0' 253 else: 254 head, tail = name.split('=', 1) 255 if tail == '1': tail = '0' 256 sys.argv[l] = head.replace('without-','with-')+'='+tail 257 258 # Check for broken cygwin 259 chkbrokencygwin() 260 # Disable threads on RHL9 261 chkrhl9() 262 # Threads don't work for cygwin & python... 263 chkcygwinpython() 264 chkcygwinlink() 265 266 # Should be run from the toplevel 267 configDir = os.path.abspath('config') 268 bsDir = os.path.join(configDir, 'BuildSystem') 269 if not os.path.isdir(configDir): 270 raise RuntimeError('Run configure from $PETSC_DIR, not '+os.path.abspath('.')) 271 if not os.path.isdir(bsDir): getBuildSystem(configDir,bsDir) 272 sys.path.insert(0, bsDir) 273 sys.path.insert(0, configDir) 274 import config.base 275 import config.framework 276 import cPickle 277 278 framework = None 279 try: 280 framework = config.framework.Framework(['--configModules=PETSc.Configure','--optionsModule=PETSc.compilerOptions']+sys.argv[1:], loadArgDB = 0) 281 framework.setup() 282 framework.logPrint('\n'.join(extraLogs)) 283 framework.configure(out = sys.stdout) 284 framework.storeSubstitutions(framework.argDB) 285 framework.argDB['configureCache'] = cPickle.dumps(framework) 286 import PETSc.packages 287 for i in framework.packages: 288 if hasattr(i,'postProcess'): 289 i.postProcess() 290 framework.printSummary() 291 framework.argDB.save(force = True) 292 framework.logClear() 293 framework.closeLog() 294 try: 295 move_configure_log(framework) 296 except: 297 # perhaps print an error about unable to shuffle logs? 298 pass 299 return 0 300 except (RuntimeError, config.base.ConfigureSetupError), e: 301 emsg = str(e) 302 if not emsg.endswith('\n'): emsg = emsg+'\n' 303 msg ='*******************************************************************************\n'\ 304 +' UNABLE to CONFIGURE with GIVEN OPTIONS (see configure.log for details):\n' \ 305 +'-------------------------------------------------------------------------------\n' \ 306 +emsg+'*******************************************************************************\n' 307 se = '' 308 except (TypeError, ValueError), e: 309 emsg = str(e) 310 if not emsg.endswith('\n'): emsg = emsg+'\n' 311 msg ='*******************************************************************************\n'\ 312 +' ERROR in COMMAND LINE ARGUMENT to ./configure \n' \ 313 +'-------------------------------------------------------------------------------\n' \ 314 +emsg+'*******************************************************************************\n' 315 se = '' 316 except ImportError, e : 317 emsg = str(e) 318 if not emsg.endswith('\n'): emsg = emsg+'\n' 319 msg ='*******************************************************************************\n'\ 320 +' UNABLE to FIND MODULE for ./configure \n' \ 321 +'-------------------------------------------------------------------------------\n' \ 322 +emsg+'*******************************************************************************\n' 323 se = '' 324 except OSError, e : 325 emsg = str(e) 326 if not emsg.endswith('\n'): emsg = emsg+'\n' 327 msg ='*******************************************************************************\n'\ 328 +' UNABLE to EXECUTE BINARIES for ./configure \n' \ 329 +'-------------------------------------------------------------------------------\n' \ 330 +emsg+'*******************************************************************************\n' 331 se = '' 332 except SystemExit, e: 333 if e.code is None or e.code == 0: 334 return 335 msg ='*******************************************************************************\n'\ 336 +' CONFIGURATION FAILURE (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \ 337 +'*******************************************************************************\n' 338 se = str(e) 339 except Exception, e: 340 msg ='*******************************************************************************\n'\ 341 +' CONFIGURATION CRASH (Please send configure.log to petsc-maint@mcs.anl.gov)\n' \ 342 +'*******************************************************************************\n' 343 se = str(e) 344 345 print msg 346 if not framework is None: 347 framework.logClear() 348 if hasattr(framework, 'log'): 349 import traceback 350 try: 351 framework.log.write(msg+se) 352 traceback.print_tb(sys.exc_info()[2], file = framework.log) 353 if hasattr(framework,'log'): framework.log.close() 354 move_configure_log(framework) 355 except: 356 pass 357 sys.exit(1) 358 else: 359 print se 360 import traceback 361 traceback.print_tb(sys.exc_info()[2]) 362 if hasattr(framework,'log'): framework.log.close() 363 364if __name__ == '__main__': 365 petsc_configure([]) 366 367