1from __future__ import print_function 2from __future__ import absolute_import 3import sys 4if not hasattr(sys, 'version_info'): 5 print('*** Python version 1 is not supported. Please get the latest version from www.python.org ***') 6 sys.exit(4) 7 8import pickle 9 10import subprocess 11 12import nargs 13useThreads = nargs.Arg.findArgument('useThreads', sys.argv[1:]) 14if useThreads is None: 15 useThreads = 0 # workaround issue with parallel configure 16elif useThreads == 'no' or useThreads == '0': 17 useThreads = 0 18elif useThreads == 'yes' or useThreads == '1': 19 useThreads = 1 20else: 21 raise RuntimeError('Unknown option value for --useThreads ',useThreads) 22 23useSelect = nargs.Arg.findArgument('useSelect', sys.argv[1:]) 24if useSelect is None: 25 useSelect = 1 26elif useSelect == 'no' or useSelect == '0': 27 useSelect = 0 28elif useSelect == 'yes' or useSelect == '1': 29 useSelect = 1 30else: 31 raise RuntimeError('Unknown option value for --useSelect ',useSelect) 32 33import logger 34 35class Script(logger.Logger): 36 def __init__(self, clArgs = None, argDB = None, log = None): 37 self.checkPython() 38 logger.Logger.__init__(self, clArgs, argDB, log) 39 self.shell = '/bin/sh' 40 self.showHelp = 1 41 return 42 43 def hasHelpFlag(self): 44 '''Decide whether to display the help message and exit''' 45 import nargs 46 47 if not self.showHelp: 48 return 0 49 if nargs.Arg.findArgument('help', self.clArgs) is None and nargs.Arg.findArgument('h', self.clArgs) is None: 50 return 0 51 return 1 52 53 def hasListFlag(self): 54 '''Decide whether to display the list of download files and exit''' 55 import nargs 56 57 if not self.showHelp: 58 return 0 59 if nargs.Arg.findArgument('with-packages-download-dir', self.clArgs) is None: 60 return 0 61 return 1 62 63 def setupArguments(self, argDB): 64 '''This method now also creates the help and action logs''' 65 import help 66 67 argDB = logger.Logger.setupArguments(self, argDB) 68 69 self.help = help.Help(argDB) 70 self.help.title = 'Script Help' 71 72 self.actions = help.Info(argDB) 73 self.actions.title = 'Script Actions' 74 75 self.setupHelp(self.help) 76 return argDB 77 78 def setupHelp(self, help): 79 '''This method should be overidden to provide help for arguments''' 80 import nargs 81 82 help.addArgument('Script', '-h', nargs.ArgBool(None, 0, 'Print this help message', isTemporary = 1), ignoreDuplicates = 1) 83 help.addArgument('Script', '-help', nargs.ArgBool(None, 0, 'Print this help message', isTemporary = 1), ignoreDuplicates = 1) 84 help.addArgument('Script', '-with-packages-download-dir=<dir>', nargs.ArgDir(None,None, 'Skip network download of package tarballs and locate them in specified dir. If not found in dir, print package URL - so it can be obtained manually.', isTemporary = 1), ignoreDuplicates = 1) 85 return help 86 87 def setup(self): 88 ''' This method checks to see whether help was requested''' 89 if hasattr(self, '_setup'): 90 return 91 logger.Logger.setup(self) 92 self._setup = 1 93 if self.hasHelpFlag(): 94 self.argDB.readonly = True 95 if self.argDB.target == ['default']: 96 sections = None 97 else: 98 sections = self.argDB.target 99 self.help.output(sections = sections) 100 sys.exit() 101 if self.hasListFlag(): 102 self.help.outputDownload() 103 return 104 105 def cleanup(self): 106 '''This method outputs the action log''' 107 self.actions.output(self.log) 108 return 109 110 def checkPython(self): 111 if not hasattr(sys, 'version_info') or sys.version_info < (2,6): 112 raise RuntimeError('BuildSystem requires Python version 2.6 or higher. Get Python at http://www.python.org') 113 return 114 115 def getModule(root, name): 116 '''Retrieve a specific module from the directory root, bypassing the usual paths''' 117 import imp 118 119 (fp, pathname, description) = imp.find_module(name, [root]) 120 try: 121 return imp.load_module(name, fp, pathname, description) 122 finally: 123 if fp: fp.close() 124 return 125 getModule = staticmethod(getModule) 126 127 def importModule(moduleName): 128 '''Import the named module, and return the module object 129 - Works properly for fully qualified names''' 130 module = __import__(moduleName) 131 components = moduleName.split('.') 132 for comp in components[1:]: 133 module = getattr(module, comp) 134 return module 135 importModule = staticmethod(importModule) 136 137 @staticmethod 138 def runShellCommand(command, log=None, cwd=None): 139 return Script.runShellCommandSeq([command], log=log, cwd=cwd) 140 141 @staticmethod 142 def runShellCommandSeq(commandseq, log=None, cwd=None): 143 Popen = subprocess.Popen 144 PIPE = subprocess.PIPE 145 output = '' 146 error = '' 147 for command in commandseq: 148 useShell = isinstance(command, str) or isinstance(command, bytes) 149 if log: log.write('Executing: %s\n' % (command,)) 150 try: 151 pipe = Popen(command, cwd=cwd, stdin=None, stdout=PIPE, stderr=PIPE, 152 shell=useShell, universal_newlines=True) 153 (out, err) = pipe.communicate() 154 ret = pipe.returncode 155 except OSError as e: 156 return ('', e.message, e.errno) 157 except FileNotFoundError as e: 158 return ('', e.message, e.errno) 159 output += out 160 error += err 161 if ret: 162 break 163 return (output, error, ret) 164 165 def defaultCheckCommand(command, status, output, error): 166 '''Raise an error if the exit status is nonzero''' 167 if status: raise RuntimeError('Could not execute "%s":\n%s' % (command,output+error)) 168 defaultCheckCommand = staticmethod(defaultCheckCommand) 169 170 @staticmethod 171 def executeShellCommand(command, checkCommand = None, timeout = 600.0, log = None, lineLimit = 0, cwd=None, logOutputflg = True): 172 '''Execute a shell command returning the output, and optionally provide a custom error checker 173 - This returns a tuple of the (output, error, statuscode)''' 174 return Script.executeShellCommandSeq([command], checkCommand=checkCommand, timeout=timeout, log=log, lineLimit=lineLimit, cwd=cwd,logOutputflg = logOutputflg) 175 176 @staticmethod 177 def executeShellCommandSeq(commandseq, checkCommand = None, timeout = 600.0, log = None, lineLimit = 0, cwd=None, logOutputflg = True): 178 '''Execute a sequence of shell commands (an && chain) returning the output, and optionally provide a custom error checker 179 - This returns a tuple of the (output, error, statuscode)''' 180 if not checkCommand: 181 checkCommand = Script.defaultCheckCommand 182 if log is None: 183 log = logger.Logger.defaultLog 184 def logOutput(log, output, logOutputflg): 185 import re 186 if not logOutputflg: return output 187 # get rid of multiple blank lines 188 output = re.sub('\n+','\n', output).strip() 189 if output: 190 if lineLimit: 191 output = '\n'.join(output.split('\n')[:lineLimit]) 192 if '\n' in output: # multi-line output 193 log.write('stdout:\n'+output+'\n') 194 else: 195 log.write('stdout: '+output+'\n') 196 return output 197 def runInShell(commandseq, log, cwd): 198 if useThreads: 199 import threading 200 class InShell(threading.Thread): 201 def __init__(self): 202 threading.Thread.__init__(self) 203 self.name = 'Shell Command' 204 self.setDaemon(1) 205 def run(self): 206 (self.output, self.error, self.status) = ('', '', -1) # So these fields exist even if command fails with no output 207 (self.output, self.error, self.status) = Script.runShellCommandSeq(commandseq, log, cwd) 208 thread = InShell() 209 thread.start() 210 thread.join(timeout) 211 if thread.isAlive(): 212 error = 'Runaway process exceeded time limit of '+str(timeout)+'s\n' 213 log.write(error) 214 return ('', error, -1) 215 else: 216 return (thread.output, thread.error, thread.status) 217 else: 218 return Script.runShellCommandSeq(commandseq, log, cwd) 219 220 (output, error, status) = runInShell(commandseq, log, cwd) 221 output = logOutput(log, output,logOutputflg) 222 checkCommand(commandseq, status, output, error) 223 return (output, error, status) 224 225 def loadConfigure(self, argDB = None): 226 if argDB is None: 227 argDB = self.argDB 228 if not 'configureCache' in argDB: 229 self.logPrint('No cached configure in RDict at '+str(argDB.saveFilename)) 230 return None 231 try: 232 cache = argDB['configureCache'] 233 framework = pickle.loads(cache) 234 framework.framework = framework 235 framework.argDB = argDB 236 self.logPrint('Loaded configure to cache: size '+str(len(cache))) 237 except pickle.UnpicklingError as e: 238 framework = None 239 self.logPrint('Invalid cached configure: '+str(e)) 240 return framework 241 242import args 243 244class LanguageProcessor(args.ArgumentProcessor): 245 def __init__(self, clArgs = None, argDB = None, framework = None, versionControl = None): 246 self.languageModule = {} 247 self.preprocessorObject = {} 248 self.compilerObject = {} 249 self.linkerObject = {} 250 self.sharedLinkerObject = {} 251 self.dynamicLinkerObject = {} 252 self.framework = framework 253 self.versionControl = versionControl 254 args.ArgumentProcessor.__init__(self, clArgs, argDB) 255 self.outputFiles = {} 256 self.modulePath = 'config.compile' 257 return 258 259 def getCompilers(self): 260 if self.framework is None: 261 return 262 return self.framework.require('config.compilers', None) 263 compilers = property(getCompilers, doc = 'The config.compilers configure object') 264 def getLibraries(self): 265 if self.framework is None: 266 return 267 return self.framework.require('config.libraries', None) 268 libraries = property(getLibraries, doc = 'The config.libraries configure object') 269 270 def __getstate__(self, d = None): 271 '''We only want to pickle the language module names and output files. The other objects are set by configure.''' 272 if d is None: 273 d = args.ArgumentProcessor.__getstate__(self) 274 if 'languageModule' in d: 275 d['languageModule'] = dict([(lang,mod._loadName) for lang,mod in d['languageModule'].items()]) 276 for member in ['preprocessorObject', 'compilerObject', 'linkerObject', 'sharedLinkerObject', 'dynamicLinkerObject', 'framework']: 277 if member in d: 278 del d[member] 279 return d 280 281 def __setstate__(self, d): 282 '''We must create the language modules''' 283 args.ArgumentProcessor.__setstate__(self, d) 284 self.__dict__.update(d) 285 [self.getLanguageModule(language, moduleName) for language,moduleName in self.languageModule.items()] 286 self.preprocessorObject = {} 287 self.compilerObject = {} 288 self.linkerObject = {} 289 self.sharedLinkerObject = {} 290 self.dynamicLinkerObject = {} 291 return 292 293 def setArgDB(self, argDB): 294 args.ArgumentProcessor.setArgDB(self, argDB) 295 for obj in self.preprocessorObject.values(): 296 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 297 obj.argDB = argDB 298 for obj in self.compilerObject.values(): 299 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 300 obj.argDB = argDB 301 for obj in self.linkerObject.values(): 302 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 303 obj.argDB = argDB 304 for obj in self.sharedLinkerObject.values(): 305 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 306 obj.argDB = argDB 307 for obj in self.dynamicLinkerObject.values(): 308 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 309 obj.argDB = argDB 310 if not self.compilers is None: 311 self.compilers.argDB = argDB 312 for obj in self.preprocessorObject.values(): 313 if hasattr(obj, 'configCompilers'): 314 obj.configCompilers.argDB = argDB 315 for obj in self.compilerObject.values(): 316 if hasattr(obj, 'configCompilers'): 317 obj.configCompilers.argDB = argDB 318 for obj in self.linkerObject.values(): 319 if hasattr(obj, 'configCompilers'): 320 obj.configCompilers.argDB = argDB 321 for obj in self.sharedLinkerObject.values(): 322 if hasattr(obj, 'configCompilers'): 323 obj.configCompilers.argDB = argDB 324 for obj in self.dynamicLinkerObject.values(): 325 if hasattr(obj, 'configCompilers'): 326 obj.configCompilers.argDB = argDB 327 if not self.libraries is None: 328 self.libraries.argDB = argDB 329 for obj in self.linkerObject.values(): 330 if hasattr(obj, 'configLibraries'): 331 obj.configLibraries.argDB = argDB 332 for obj in self.sharedLinkerObject.values(): 333 if hasattr(obj, 'configLibraries'): 334 obj.configLibraries.argDB = argDB 335 for obj in self.dynamicLinkerObject.values(): 336 if hasattr(obj, 'configLibraries'): 337 obj.configLibraries.argDB = argDB 338 return 339 argDB = property(args.ArgumentProcessor.getArgDB, setArgDB, doc = 'The RDict argument database') 340 341 def getLanguageModule(self, language, moduleName = None): 342 '''Return the module associated with operations for a given language 343 - Giving a moduleName explicitly forces a reimport''' 344 if not language in self.languageModule or not moduleName is None: 345 try: 346 if moduleName is None: 347 moduleName = self.modulePath+'.'+language 348 module = __import__(moduleName) 349 except ImportError as e: 350 if not moduleName is None: 351 self.logPrint('Failure to find language module: '+str(e)) 352 try: 353 moduleName = self.modulePath+'.'+language 354 module = __import__(moduleName) 355 except ImportError as e: 356 self.logPrint('Failure to find language module: '+str(e)) 357 moduleName = 'config.compile.'+language 358 module = __import__(moduleName) 359 components = moduleName.split('.') 360 for component in components[1:]: 361 module = getattr(module, component) 362 module._loadName = moduleName 363 self.languageModule[language] = module 364 return self.languageModule[language] 365 366 def getPreprocessorObject(self, language): 367 if not language in self.preprocessorObject: 368 self.preprocessorObject[language] = self.getLanguageModule(language).Preprocessor(self.argDB) 369 self.preprocessorObject[language].setup() 370 if not self.compilers is None: 371 self.preprocessorObject[language].configCompilers = self.compilers 372 if not self.versionControl is None: 373 self.preprocessorObject[language].versionControl = self.versionControl 374 return self.preprocessorObject[language] 375 376 def setPreprocessorObject(self, language, preprocessor): 377 self.preprocessorObject[language] = preprocessor 378 return self.getPreprocessorObject(language) 379 380 def getCompilerObject(self, language): 381 if not language in self.compilerObject: 382 self.compilerObject[language] = self.getLanguageModule(language).Compiler(self.argDB) 383 self.compilerObject[language].setup() 384 if not self.compilers is None: 385 self.compilerObject[language].configCompilers = self.compilers 386 if not self.versionControl is None: 387 self.compilerObject[language].versionControl = self.versionControl 388 return self.compilerObject[language] 389 390 def setCompilerObject(self, language, compiler): 391 self.compilerObject[language] = compiler 392 return self.getCompilerObject(language) 393 394 def getLinkerObject(self, language): 395 if not language in self.linkerObject: 396 self.linkerObject[language] = self.getLanguageModule(language).Linker(self.argDB) 397 self.linkerObject[language].setup() 398 if not self.compilers is None: 399 self.linkerObject[language].configCompilers = self.compilers 400 if not self.libraries is None: 401 self.linkerObject[language].configLibraries = self.libraries 402 if not self.versionControl is None: 403 self.linkerObject[language].versionControl = self.versionControl 404 return self.linkerObject[language] 405 406 def setLinkerObject(self, language, linker): 407 self.linkerObject[language] = linker 408 return self.getLinkerObject(language) 409 410 def getSharedLinkerObject(self, language): 411 if not language in self.sharedLinkerObject: 412 self.sharedLinkerObject[language] = self.getLanguageModule(language).SharedLinker(self.argDB) 413 self.sharedLinkerObject[language].setup() 414 if not self.compilers is None: 415 self.sharedLinkerObject[language].configCompilers = self.compilers 416 if not self.libraries is None: 417 self.sharedLinkerObject[language].configLibraries = self.libraries 418 if not self.versionControl is None: 419 self.sharedLinkerObject[language].versionControl = self.versionControl 420 return self.sharedLinkerObject[language] 421 422 def setSharedLinkerObject(self, language, linker): 423 self.sharedLinkerObject[language] = linker 424 return self.getSharedLinkerObject(language) 425 426 def getDynamicLinkerObject(self, language): 427 if not language in self.dynamicLinkerObject: 428 self.dynamicLinkerObject[language] = self.getLanguageModule(language).DynamicLinker(self.argDB) 429 self.dynamicLinkerObject[language].setup() 430 if not self.compilers is None: 431 self.dynamicLinkerObject[language].configCompilers = self.compilers 432 if not self.libraries is None: 433 self.dynamicLinkerObject[language].configLibraries = self.libraries 434 if not self.versionControl is None: 435 self.dynamicLinkerObject[language].versionControl = self.versionControl 436 return self.dynamicLinkerObject[language] 437 438 def setDynamicLinkerObject(self, language, linker): 439 self.dynamicLinkerObject[language] = linker 440 return self.getDynamicLinkerObject(language) 441