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 float(sys.version_info[0]) != 2 or float(sys.version_info[1]) < 6: 112 raise RuntimeError('BuildSystem requires Python2 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 def runShellCommand(command, log=None, cwd=None): 138 Popen = subprocess.Popen 139 PIPE = subprocess.PIPE 140 if log: log.write('Executing: %s\n' % (command,)) 141 pipe = Popen(command, cwd=cwd, stdin=None, stdout=PIPE, stderr=PIPE, 142 bufsize=-1, shell=True, universal_newlines=True) 143 (out, err) = pipe.communicate() 144 ret = pipe.returncode 145 return (out, err, ret) 146 147 runShellCommand = staticmethod(runShellCommand) 148 149 def defaultCheckCommand(command, status, output, error): 150 '''Raise an error if the exit status is nonzero''' 151 if status: raise RuntimeError('Could not execute "%s":\n%s' % (command,output+error)) 152 defaultCheckCommand = staticmethod(defaultCheckCommand) 153 154 def executeShellCommand(command, checkCommand = None, timeout = 600.0, log = None, lineLimit = 0, cwd=None): 155 '''Execute a shell command returning the output, and optionally provide a custom error checker 156 - This returns a tuple of the (output, error, statuscode)''' 157 if not checkCommand: 158 checkCommand = Script.defaultCheckCommand 159 if log is None: 160 log = logger.Logger.defaultLog 161 def logOutput(log, output): 162 import re 163 # get rid of multiple blank lines 164 output = re.sub('\n+','\n', output).strip() 165 if output: 166 if lineLimit: 167 output = '\n'.join(output.split('\n')[:lineLimit]) 168 if '\n' in output: # multi-line output 169 log.write('stdout:\n'+output+'\n') 170 else: 171 log.write('stdout: '+output+'\n') 172 return output 173 def runInShell(command, log, cwd): 174 if useThreads: 175 import threading 176 class InShell(threading.Thread): 177 def __init__(self): 178 threading.Thread.__init__(self) 179 self.name = 'Shell Command' 180 self.setDaemon(1) 181 def run(self): 182 (self.output, self.error, self.status) = ('', '', -1) # So these fields exist even if command fails with no output 183 (self.output, self.error, self.status) = Script.runShellCommand(command, log, cwd) 184 thread = InShell() 185 thread.start() 186 thread.join(timeout) 187 if thread.isAlive(): 188 error = 'Runaway process exceeded time limit of '+str(timeout)+'s\n' 189 log.write(error) 190 return ('', error, -1) 191 else: 192 return (thread.output, thread.error, thread.status) 193 else: 194 return Script.runShellCommand(command, log, cwd) 195 196 (output, error, status) = runInShell(command, log, cwd) 197 output = logOutput(log, output) 198 checkCommand(command, status, output, error) 199 return (output, error, status) 200 executeShellCommand = staticmethod(executeShellCommand) 201 202 def loadConfigure(self, argDB = None): 203 if argDB is None: 204 argDB = self.argDB 205 if not 'configureCache' in argDB: 206 self.logPrint('No cached configure in RDict at '+str(argDB.saveFilename)) 207 return None 208 try: 209 cache = argDB['configureCache'] 210 framework = pickle.loads(cache) 211 framework.framework = framework 212 framework.argDB = argDB 213 self.logPrint('Loaded configure to cache: size '+str(len(cache))) 214 except pickle.UnpicklingError as e: 215 framework = None 216 self.logPrint('Invalid cached configure: '+str(e)) 217 return framework 218 219import args 220 221class LanguageProcessor(args.ArgumentProcessor): 222 def __init__(self, clArgs = None, argDB = None, framework = None, versionControl = None): 223 self.languageModule = {} 224 self.preprocessorObject = {} 225 self.compilerObject = {} 226 self.linkerObject = {} 227 self.sharedLinkerObject = {} 228 self.dynamicLinkerObject = {} 229 self.framework = framework 230 self.versionControl = versionControl 231 args.ArgumentProcessor.__init__(self, clArgs, argDB) 232 self.outputFiles = {} 233 self.modulePath = 'config.compile' 234 return 235 236 def getCompilers(self): 237 if self.framework is None: 238 return 239 return self.framework.require('config.compilers', None) 240 compilers = property(getCompilers, doc = 'The config.compilers configure object') 241 def getLibraries(self): 242 if self.framework is None: 243 return 244 return self.framework.require('config.libraries', None) 245 libraries = property(getLibraries, doc = 'The config.libraries configure object') 246 247 def __getstate__(self, d = None): 248 '''We only want to pickle the language module names and output files. The other objects are set by configure.''' 249 if d is None: 250 d = args.ArgumentProcessor.__getstate__(self) 251 if 'languageModule' in d: 252 d['languageModule'] = dict([(lang,mod._loadName) for lang,mod in d['languageModule'].items()]) 253 for member in ['preprocessorObject', 'compilerObject', 'linkerObject', 'sharedLinkerObject', 'dynamicLinkerObject', 'framework']: 254 if member in d: 255 del d[member] 256 return d 257 258 def __setstate__(self, d): 259 '''We must create the language modules''' 260 args.ArgumentProcessor.__setstate__(self, d) 261 self.__dict__.update(d) 262 [self.getLanguageModule(language, moduleName) for language,moduleName in self.languageModule.items()] 263 self.preprocessorObject = {} 264 self.compilerObject = {} 265 self.linkerObject = {} 266 self.sharedLinkerObject = {} 267 self.dynamicLinkerObject = {} 268 return 269 270 def setArgDB(self, argDB): 271 args.ArgumentProcessor.setArgDB(self, argDB) 272 for obj in self.preprocessorObject.values(): 273 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 274 obj.argDB = argDB 275 for obj in self.compilerObject.values(): 276 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 277 obj.argDB = argDB 278 for obj in self.linkerObject.values(): 279 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 280 obj.argDB = argDB 281 for obj in self.sharedLinkerObject.values(): 282 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 283 obj.argDB = argDB 284 for obj in self.dynamicLinkerObject.values(): 285 if not hasattr(obj, 'argDB') or not obj.argDB == argDB: 286 obj.argDB = argDB 287 if not self.compilers is None: 288 self.compilers.argDB = argDB 289 for obj in self.preprocessorObject.values(): 290 if hasattr(obj, 'configCompilers'): 291 obj.configCompilers.argDB = argDB 292 for obj in self.compilerObject.values(): 293 if hasattr(obj, 'configCompilers'): 294 obj.configCompilers.argDB = argDB 295 for obj in self.linkerObject.values(): 296 if hasattr(obj, 'configCompilers'): 297 obj.configCompilers.argDB = argDB 298 for obj in self.sharedLinkerObject.values(): 299 if hasattr(obj, 'configCompilers'): 300 obj.configCompilers.argDB = argDB 301 for obj in self.dynamicLinkerObject.values(): 302 if hasattr(obj, 'configCompilers'): 303 obj.configCompilers.argDB = argDB 304 if not self.libraries is None: 305 self.libraries.argDB = argDB 306 for obj in self.linkerObject.values(): 307 if hasattr(obj, 'configLibraries'): 308 obj.configLibraries.argDB = argDB 309 for obj in self.sharedLinkerObject.values(): 310 if hasattr(obj, 'configLibraries'): 311 obj.configLibraries.argDB = argDB 312 for obj in self.dynamicLinkerObject.values(): 313 if hasattr(obj, 'configLibraries'): 314 obj.configLibraries.argDB = argDB 315 return 316 argDB = property(args.ArgumentProcessor.getArgDB, setArgDB, doc = 'The RDict argument database') 317 318 def getLanguageModule(self, language, moduleName = None): 319 '''Return the module associated with operations for a given language 320 - Giving a moduleName explicitly forces a reimport''' 321 if not language in self.languageModule or not moduleName is None: 322 try: 323 if moduleName is None: 324 moduleName = self.modulePath+'.'+language 325 module = __import__(moduleName) 326 except ImportError as e: 327 if not moduleName is None: 328 self.logPrint('Failure to find language module: '+str(e)) 329 try: 330 moduleName = self.modulePath+'.'+language 331 module = __import__(moduleName) 332 except ImportError as e: 333 self.logPrint('Failure to find language module: '+str(e)) 334 moduleName = 'config.compile.'+language 335 module = __import__(moduleName) 336 components = moduleName.split('.') 337 for component in components[1:]: 338 module = getattr(module, component) 339 module._loadName = moduleName 340 self.languageModule[language] = module 341 return self.languageModule[language] 342 343 def getPreprocessorObject(self, language): 344 if not language in self.preprocessorObject: 345 self.preprocessorObject[language] = self.getLanguageModule(language).Preprocessor(self.argDB) 346 self.preprocessorObject[language].setup() 347 if not self.compilers is None: 348 self.preprocessorObject[language].configCompilers = self.compilers 349 if not self.versionControl is None: 350 self.preprocessorObject[language].versionControl = self.versionControl 351 return self.preprocessorObject[language] 352 353 def setPreprocessorObject(self, language, preprocessor): 354 self.preprocessorObject[language] = preprocessor 355 return self.getPreprocessorObject(language) 356 357 def getCompilerObject(self, language): 358 if not language in self.compilerObject: 359 self.compilerObject[language] = self.getLanguageModule(language).Compiler(self.argDB) 360 self.compilerObject[language].setup() 361 if not self.compilers is None: 362 self.compilerObject[language].configCompilers = self.compilers 363 if not self.versionControl is None: 364 self.compilerObject[language].versionControl = self.versionControl 365 return self.compilerObject[language] 366 367 def setCompilerObject(self, language, compiler): 368 self.compilerObject[language] = compiler 369 return self.getCompilerObject(language) 370 371 def getLinkerObject(self, language): 372 if not language in self.linkerObject: 373 self.linkerObject[language] = self.getLanguageModule(language).Linker(self.argDB) 374 self.linkerObject[language].setup() 375 if not self.compilers is None: 376 self.linkerObject[language].configCompilers = self.compilers 377 if not self.libraries is None: 378 self.linkerObject[language].configLibraries = self.libraries 379 if not self.versionControl is None: 380 self.linkerObject[language].versionControl = self.versionControl 381 return self.linkerObject[language] 382 383 def setLinkerObject(self, language, linker): 384 self.linkerObject[language] = linker 385 return self.getLinkerObject(language) 386 387 def getSharedLinkerObject(self, language): 388 if not language in self.sharedLinkerObject: 389 self.sharedLinkerObject[language] = self.getLanguageModule(language).SharedLinker(self.argDB) 390 self.sharedLinkerObject[language].setup() 391 if not self.compilers is None: 392 self.sharedLinkerObject[language].configCompilers = self.compilers 393 if not self.libraries is None: 394 self.sharedLinkerObject[language].configLibraries = self.libraries 395 if not self.versionControl is None: 396 self.sharedLinkerObject[language].versionControl = self.versionControl 397 return self.sharedLinkerObject[language] 398 399 def setSharedLinkerObject(self, language, linker): 400 self.sharedLinkerObject[language] = linker 401 return self.getSharedLinkerObject(language) 402 403 def getDynamicLinkerObject(self, language): 404 if not language in self.dynamicLinkerObject: 405 self.dynamicLinkerObject[language] = self.getLanguageModule(language).DynamicLinker(self.argDB) 406 self.dynamicLinkerObject[language].setup() 407 if not self.compilers is None: 408 self.dynamicLinkerObject[language].configCompilers = self.compilers 409 if not self.libraries is None: 410 self.dynamicLinkerObject[language].configLibraries = self.libraries 411 if not self.versionControl is None: 412 self.dynamicLinkerObject[language].versionControl = self.versionControl 413 return self.dynamicLinkerObject[language] 414 415 def setDynamicLinkerObject(self, language, linker): 416 self.dynamicLinkerObject[language] = linker 417 return self.getDynamicLinkerObject(language) 418