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 https://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) 153 (out, err) = pipe.communicate() 154 if sys.version_info >= (3,0): 155 out = out.decode(encoding='UTF-8',errors='replace') 156 err = err.decode(encoding='UTF-8',errors='replace') 157 ret = pipe.returncode 158 except Exception as e: 159 return ('', e.message, e.errno) 160 output += out 161 error += err 162 if ret: 163 break 164 return (output, error, ret) 165 166 def defaultCheckCommand(command, status, output, error): 167 '''Raise an error if the exit status is nonzero''' 168 if status: raise RuntimeError('Could not execute "%s":\n%s' % (command,output+error)) 169 defaultCheckCommand = staticmethod(defaultCheckCommand) 170 171 @staticmethod 172 def executeShellCommand(command, checkCommand = None, timeout = 600.0, log = None, lineLimit = 0, cwd=None, logOutputflg = True): 173 '''Execute a shell command returning the output, and optionally provide a custom error checker 174 - This returns a tuple of the (output, error, statuscode)''' 175 return Script.executeShellCommandSeq([command], checkCommand=checkCommand, timeout=timeout, log=log, lineLimit=lineLimit, cwd=cwd,logOutputflg = logOutputflg) 176 177 @staticmethod 178 def executeShellCommandSeq(commandseq, checkCommand = None, timeout = 600.0, log = None, lineLimit = 0, cwd=None, logOutputflg = True): 179 '''Execute a sequence of shell commands (an && chain) returning the output, and optionally provide a custom error checker 180 - This returns a tuple of the (output, error, statuscode)''' 181 if not checkCommand: 182 checkCommand = Script.defaultCheckCommand 183 if log is None: 184 log = logger.Logger.defaultLog 185 def logOutput(log, output, logOutputflg): 186 import re 187 if not logOutputflg: return output 188 # get rid of multiple blank lines 189 output = re.sub('\n+','\n', output).strip() 190 if output: 191 if lineLimit: 192 output = '\n'.join(output.split('\n')[:lineLimit]) 193 if '\n' in output: # multi-line output 194 log.write('stdout:\n'+output+'\n') 195 else: 196 log.write('stdout: '+output+'\n') 197 return output 198 def runInShell(commandseq, log, cwd): 199 if useThreads: 200 import threading 201 class InShell(threading.Thread): 202 def __init__(self): 203 threading.Thread.__init__(self) 204 self.name = 'Shell Command' 205 self.setDaemon(1) 206 def run(self): 207 (self.output, self.error, self.status) = ('', '', -1) # So these fields exist even if command fails with no output 208 (self.output, self.error, self.status) = Script.runShellCommandSeq(commandseq, log, cwd) 209 thread = InShell() 210 thread.start() 211 thread.join(timeout) 212 if thread.isAlive(): 213 error = 'Runaway process exceeded time limit of '+str(timeout)+'s\n' 214 log.write(error) 215 return ('', error, -1) 216 else: 217 return (thread.output, thread.error, thread.status) 218 else: 219 return Script.runShellCommandSeq(commandseq, log, cwd) 220 221 (output, error, status) = runInShell(commandseq, log, cwd) 222 output = logOutput(log, output,logOutputflg) 223 checkCommand(commandseq, status, output, error) 224 return (output, error, status) 225 226 def loadConfigure(self, argDB = None): 227 if argDB is None: 228 argDB = self.argDB 229 if not 'configureCache' in argDB: 230 self.logPrint('No cached configure in RDict at '+str(argDB.saveFilename)) 231 return None 232 try: 233 cache = argDB['configureCache'] 234 framework = pickle.loads(cache) 235 framework.framework = framework 236 framework.argDB = argDB 237 self.logPrint('Loaded configure to cache: size '+str(len(cache))) 238 except pickle.UnpicklingError as e: 239 framework = None 240 self.logPrint('Invalid cached configure: '+str(e)) 241 return framework 242 243import args 244 245class LanguageProcessor(args.ArgumentProcessor): 246 def __init__(self, clArgs = None, argDB = None, framework = None, versionControl = None): 247 self.languageModule = {} 248 self.preprocessorObject = {} 249 self.compilerObject = {} 250 self.linkerObject = {} 251 self.sharedLinkerObject = {} 252 self.dynamicLinkerObject = {} 253 self.framework = framework 254 self.versionControl = versionControl 255 args.ArgumentProcessor.__init__(self, clArgs, argDB) 256 self.outputFiles = {} 257 self.modulePath = 'config.compile' 258 return 259 260 def getCompilers(self): 261 if self.framework is None: 262 return 263 return self.framework.require('config.compilers', None) 264 compilers = property(getCompilers, doc = 'The config.compilers configure object') 265 def getLibraries(self): 266 if self.framework is None: 267 return 268 return self.framework.require('config.libraries', None) 269 libraries = property(getLibraries, doc = 'The config.libraries configure object') 270 271 def __getstate__(self, d = None): 272 '''We only want to pickle the language module names and output files. The other objects are set by configure.''' 273 if d is None: 274 d = args.ArgumentProcessor.__getstate__(self) 275 if 'languageModule' in d: 276 d['languageModule'] = dict([(lang,mod._loadName) for lang,mod in d['languageModule'].items()]) 277 for member in ['preprocessorObject', 'compilerObject', 'linkerObject', 'sharedLinkerObject', 'dynamicLinkerObject', 'framework']: 278 if member in d: 279 del d[member] 280 return d 281 282 def __setstate__(self, d): 283 '''We must create the language modules''' 284 args.ArgumentProcessor.__setstate__(self, d) 285 self.__dict__.update(d) 286 [self.getLanguageModule(language, moduleName) for language,moduleName in self.languageModule.items()] 287 self.preprocessorObject = {} 288 self.compilerObject = {} 289 self.linkerObject = {} 290 self.sharedLinkerObject = {} 291 self.dynamicLinkerObject = {} 292 return 293 294 def setArgDB(self, argDB): 295 args.ArgumentProcessor.setArgDB(self, argDB) 296 for obj in self.preprocessorObject.values(): 297 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 298 obj.argDB = argDB 299 for obj in self.compilerObject.values(): 300 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 301 obj.argDB = argDB 302 for obj in self.linkerObject.values(): 303 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 304 obj.argDB = argDB 305 for obj in self.sharedLinkerObject.values(): 306 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 307 obj.argDB = argDB 308 for obj in self.dynamicLinkerObject.values(): 309 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 310 obj.argDB = argDB 311 if not self.compilers is None: 312 self.compilers.argDB = argDB 313 for obj in self.preprocessorObject.values(): 314 if hasattr(obj, 'configCompilers'): 315 obj.configCompilers.argDB = argDB 316 for obj in self.compilerObject.values(): 317 if hasattr(obj, 'configCompilers'): 318 obj.configCompilers.argDB = argDB 319 for obj in self.linkerObject.values(): 320 if hasattr(obj, 'configCompilers'): 321 obj.configCompilers.argDB = argDB 322 for obj in self.sharedLinkerObject.values(): 323 if hasattr(obj, 'configCompilers'): 324 obj.configCompilers.argDB = argDB 325 for obj in self.dynamicLinkerObject.values(): 326 if hasattr(obj, 'configCompilers'): 327 obj.configCompilers.argDB = argDB 328 if not self.libraries is None: 329 self.libraries.argDB = argDB 330 for obj in self.linkerObject.values(): 331 if hasattr(obj, 'configLibraries'): 332 obj.configLibraries.argDB = argDB 333 for obj in self.sharedLinkerObject.values(): 334 if hasattr(obj, 'configLibraries'): 335 obj.configLibraries.argDB = argDB 336 for obj in self.dynamicLinkerObject.values(): 337 if hasattr(obj, 'configLibraries'): 338 obj.configLibraries.argDB = argDB 339 return 340 argDB = property(args.ArgumentProcessor.getArgDB, setArgDB, doc = 'The RDict argument database') 341 342 def getLanguageModule(self, language, moduleName = None): 343 '''Return the module associated with operations for a given language 344 - Giving a moduleName explicitly forces a reimport''' 345 if not language in self.languageModule or not moduleName is None: 346 try: 347 if moduleName is None: 348 moduleName = self.modulePath+'.'+language 349 module = __import__(moduleName) 350 except ImportError as e: 351 if not moduleName is None: 352 self.logPrint('Failure to find language module: '+str(e)) 353 try: 354 moduleName = self.modulePath+'.'+language 355 module = __import__(moduleName) 356 except ImportError as e: 357 self.logPrint('Failure to find language module: '+str(e)) 358 moduleName = 'config.compile.'+language 359 module = __import__(moduleName) 360 components = moduleName.split('.') 361 for component in components[1:]: 362 module = getattr(module, component) 363 module._loadName = moduleName 364 self.languageModule[language] = module 365 return self.languageModule[language] 366 367 def getPreprocessorObject(self, language): 368 if not language in self.preprocessorObject: 369 self.preprocessorObject[language] = self.getLanguageModule(language).Preprocessor(self.argDB) 370 self.preprocessorObject[language].setup() 371 if not self.compilers is None: 372 self.preprocessorObject[language].configCompilers = self.compilers 373 if not self.versionControl is None: 374 self.preprocessorObject[language].versionControl = self.versionControl 375 return self.preprocessorObject[language] 376 377 def setPreprocessorObject(self, language, preprocessor): 378 self.preprocessorObject[language] = preprocessor 379 return self.getPreprocessorObject(language) 380 381 def getCompilerObject(self, language): 382 if not language in self.compilerObject: 383 self.compilerObject[language] = self.getLanguageModule(language).Compiler(self.argDB) 384 self.compilerObject[language].setup() 385 if not self.compilers is None: 386 self.compilerObject[language].configCompilers = self.compilers 387 if not self.versionControl is None: 388 self.compilerObject[language].versionControl = self.versionControl 389 return self.compilerObject[language] 390 391 def setCompilerObject(self, language, compiler): 392 self.compilerObject[language] = compiler 393 return self.getCompilerObject(language) 394 395 def getLinkerObject(self, language): 396 if not language in self.linkerObject: 397 self.linkerObject[language] = self.getLanguageModule(language).Linker(self.argDB) 398 self.linkerObject[language].setup() 399 if not self.compilers is None: 400 self.linkerObject[language].configCompilers = self.compilers 401 if not self.libraries is None: 402 self.linkerObject[language].configLibraries = self.libraries 403 if not self.versionControl is None: 404 self.linkerObject[language].versionControl = self.versionControl 405 return self.linkerObject[language] 406 407 def setLinkerObject(self, language, linker): 408 self.linkerObject[language] = linker 409 return self.getLinkerObject(language) 410 411 def getSharedLinkerObject(self, language): 412 if not language in self.sharedLinkerObject: 413 self.sharedLinkerObject[language] = self.getLanguageModule(language).SharedLinker(self.argDB) 414 self.sharedLinkerObject[language].setup() 415 if not self.compilers is None: 416 self.sharedLinkerObject[language].configCompilers = self.compilers 417 if not self.libraries is None: 418 self.sharedLinkerObject[language].configLibraries = self.libraries 419 if not self.versionControl is None: 420 self.sharedLinkerObject[language].versionControl = self.versionControl 421 return self.sharedLinkerObject[language] 422 423 def setSharedLinkerObject(self, language, linker): 424 self.sharedLinkerObject[language] = linker 425 return self.getSharedLinkerObject(language) 426 427 def getDynamicLinkerObject(self, language): 428 if not language in self.dynamicLinkerObject: 429 self.dynamicLinkerObject[language] = self.getLanguageModule(language).DynamicLinker(self.argDB) 430 self.dynamicLinkerObject[language].setup() 431 if not self.compilers is None: 432 self.dynamicLinkerObject[language].configCompilers = self.compilers 433 if not self.libraries is None: 434 self.dynamicLinkerObject[language].configLibraries = self.libraries 435 if not self.versionControl is None: 436 self.dynamicLinkerObject[language].versionControl = self.versionControl 437 return self.dynamicLinkerObject[language] 438 439 def setDynamicLinkerObject(self, language, linker): 440 self.dynamicLinkerObject[language] = linker 441 return self.getDynamicLinkerObject(language) 442