BaseTools/Source/Python/Workspace/BuildClassObject.py

   1 ## @file
   2 # This file is used to define each component of the build database
   3 #
   4 # Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
   5 # This program and the accompanying materials
   6 # are licensed and made available under the terms and conditions of the BSD License
   7 # which accompanies this distribution.  The full text of the license may be found at
   8 # http://opensource.org/licenses/bsd-license.php
   9 #
  10 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12 #
  13
  14 from collections import OrderedDict, namedtuple
  15 from Common.DataType import *
  16 import collections
  17 import re
  18 from collections import OrderedDict
  19 StructPattern = re.compile(r'[_a-zA-Z][0-9A-Za-z_\[\]]*$')
  20 ArrayIndex = re.compile("\[\s*\d{0,1}\s*\]")
  21 ## PcdClassObject
  22 #
  23 # This Class is used for PcdObject
  24 #
  25 # @param object:             Inherited from object class
  26 # @param Name:               Input value for Name of Pcd, default is None
  27 # @param Guid:               Input value for Guid of Pcd, default is None
  28 # @param Type:               Input value for Type of Pcd, default is None
  29 # @param DatumType:          Input value for DatumType of Pcd, default is None
  30 # @param Value:              Input value for Value of Pcd, default is None
  31 # @param Token:              Input value for Token of Pcd, default is None
  32 # @param MaxDatumSize:       Input value for MaxDatumSize of Pcd, default is None
  33 # @param SkuInfoList:        Input value for SkuInfoList of Pcd, default is {}
  34 # @param IsOverrided:        Input value for IsOverrided of Pcd, default is False
  35 # @param GuidValue:          Input value for TokenSpaceGuidValue of Pcd, default is None
  36 #
  37 # @var TokenCName:           To store value for TokenCName
  38 # @var TokenSpaceGuidCName:  To store value for TokenSpaceGuidCName
  39 # @var Type:                 To store value for Type
  40 # @var DatumType:            To store value for DatumType
  41 # @var TokenValue:           To store value for TokenValue
  42 # @var MaxDatumSize:         To store value for MaxDatumSize
  43 # @var SkuInfoList:          To store value for SkuInfoList
  44 # @var IsOverrided:          To store value for IsOverrided
  45 # @var Phase:                To store value for Phase, default is "DXE"
  46 #
  47 class PcdClassObject(object):
  48     def __init__(self, Name = None, Guid = None, Type = None, DatumType = None, Value = None, Token = None, MaxDatumSize = None, SkuInfoList = None, IsOverrided = False, GuidValue = None, validateranges = None, validlists = None, expressions = None, IsDsc = False, UserDefinedDefaultStoresFlag = False):
  49         self.TokenCName = Name
  50         self.TokenSpaceGuidCName = Guid
  51         self.TokenSpaceGuidValue = GuidValue
  52         self.Type = Type
  53         self.DatumType = DatumType
  54         self.DefaultValue = Value
  55         self.TokenValue = Token
  56         self.MaxDatumSize = MaxDatumSize
  57         self.MaxSizeUserSet = None
  58         self.SkuInfoList = SkuInfoList if SkuInfoList is not None else OrderedDict()
  59         self.Phase = "DXE"
  60         self.Pending = False
  61         self.IsOverrided = IsOverrided
  62         self.IsFromBinaryInf = False
  63         self.IsFromDsc = False
  64         self.validateranges = validateranges if validateranges is not None else []
  65         self.validlists = validlists if validlists is not None else []
  66         self.expressions = expressions if expressions is not None else []
  67         self.DscDefaultValue = None
  68         self.DscRawValue = {}
  69         if IsDsc:
  70             self.DscDefaultValue = Value
  71         self.PcdValueFromComm = ""
  72         self.PcdValueFromFdf = ""
  73         self.CustomAttribute = {}
  74         self.UserDefinedDefaultStoresFlag = UserDefinedDefaultStoresFlag
  75
  76     @staticmethod
  77     def GetPcdMaxSizeWorker(PcdString, MaxSize):
  78         if PcdString.startswith("{") and PcdString.endswith("}"):
  79             return  max([len(PcdString.split(",")),MaxSize])
  80
  81         if PcdString.startswith("\"") or PcdString.startswith("\'"):
  82             return  max([len(PcdString)-2+1,MaxSize])
  83
  84         if PcdString.startswith("L\""):
  85             return  max([2*(len(PcdString)-3+1),MaxSize])
  86
  87         return max([len(PcdString),MaxSize])
  88
  89     ## Get the maximum number of bytes
  90     def GetPcdMaxSize(self):
  91         if self.DatumType in TAB_PCD_NUMERIC_TYPES:
  92             return MAX_SIZE_TYPE[self.DatumType]
  93
  94         MaxSize = int(self.MaxDatumSize, 10) if self.MaxDatumSize else 0
  95         if self.PcdValueFromFdf:
  96             MaxSize = self.GetPcdMaxSizeWorker(self.PcdValueFromFdf,MaxSize)
  97         if self.PcdValueFromComm:
  98             MaxSize = self.GetPcdMaxSizeWorker(self.PcdValueFromComm,MaxSize)
  99         if hasattr(self, "DefaultValueFromDec"):
 100             MaxSize = self.GetPcdMaxSizeWorker(self.DefaultValueFromDec,MaxSize)
 101         return MaxSize
 102
 103     ## Get the number of bytes
 104     def GetPcdSize(self):
 105         if self.DatumType in TAB_PCD_NUMERIC_TYPES:
 106             return MAX_SIZE_TYPE[self.DatumType]
 107         if not self.DefaultValue:
 108             return 1
 109         elif self.DefaultValue[0] == 'L':
 110             return (len(self.DefaultValue) - 2) * 2
 111         elif self.DefaultValue[0] == '{':
 112             return len(self.DefaultValue.split(','))
 113         else:
 114             return len(self.DefaultValue) - 1
 115
 116
 117     ## Convert the class to a string
 118     #
 119     #  Convert each member of the class to string
 120     #  Organize to a signle line format string
 121     #
 122     #  @retval Rtn Formatted String
 123     #
 124     def __str__(self):
 125         Rtn = '\tTokenCName=' + str(self.TokenCName) + ', ' + \
 126               'TokenSpaceGuidCName=' + str(self.TokenSpaceGuidCName) + ', ' + \
 127               'Type=' + str(self.Type) + ', ' + \
 128               'DatumType=' + str(self.DatumType) + ', ' + \
 129               'DefaultValue=' + str(self.DefaultValue) + ', ' + \
 130               'TokenValue=' + str(self.TokenValue) + ', ' + \
 131               'MaxDatumSize=' + str(self.MaxDatumSize) + ', '
 132         for Item in self.SkuInfoList.values():
 133             Rtn = Rtn + 'SkuId=' + Item.SkuId + ', ' + 'SkuIdName=' + Item.SkuIdName
 134         Rtn = Rtn + ', IsOverrided=' + str(self.IsOverrided)
 135
 136         return Rtn
 137
 138     ## Override __eq__ function
 139     #
 140     # Check whether pcds are the same
 141     #
 142     # @retval False The two pcds are different
 143     # @retval True  The two pcds are the same
 144     #
 145     def __eq__(self, Other):
 146         return Other and self.TokenCName == Other.TokenCName and self.TokenSpaceGuidCName == Other.TokenSpaceGuidCName
 147
 148     ## Override __hash__ function
 149     #
 150     # Use (TokenCName, TokenSpaceGuidCName) as key in hash table
 151     #
 152     # @retval truple() Key for hash table
 153     #
 154     def __hash__(self):
 155         return hash((self.TokenCName, self.TokenSpaceGuidCName))
 156
 157 class StructurePcd(PcdClassObject):
 158     def __init__(self, StructuredPcdIncludeFile=None, Packages=None, Name=None, Guid=None, Type=None, DatumType=None, Value=None, Token=None, MaxDatumSize=None, SkuInfoList=None, IsOverrided=False, GuidValue=None, validateranges=None, validlists=None, expressions=None,default_store = TAB_DEFAULT_STORES_DEFAULT):
 159         if SkuInfoList is None:
 160             SkuInfoList = {}
 161         if validateranges is None:
 162             validateranges = []
 163         if validlists is None:
 164             validlists = []
 165         if expressions is None:
 166             expressions = []
 167         if Packages is None:
 168             Packages = []
 169         super(StructurePcd, self).__init__(Name, Guid, Type, DatumType, Value, Token, MaxDatumSize, SkuInfoList, IsOverrided, GuidValue, validateranges, validlists, expressions)
 170         self.StructuredPcdIncludeFile = [] if StructuredPcdIncludeFile is None else StructuredPcdIncludeFile
 171         self.PackageDecs = Packages
 172         self.DefaultStoreName = [default_store]
 173         self.DefaultValues = OrderedDict()
 174         self.PcdMode = None
 175         self.SkuOverrideValues = OrderedDict()
 176         self.StructName = None
 177         self.PcdDefineLineNo = 0
 178         self.PkgPath = ""
 179         self.DefaultValueFromDec = ""
 180         self.ValueChain = set()
 181         self.PcdFieldValueFromComm = OrderedDict()
 182         self.PcdFieldValueFromFdf = OrderedDict()
 183     def __repr__(self):
 184         return self.TypeName
 185
 186     def AddDefaultValue (self, FieldName, Value, FileName="", LineNo=0):
 187         if FieldName in self.DefaultValues:
 188             del self.DefaultValues[FieldName]
 189         self.DefaultValues[FieldName] = [Value.strip(), FileName, LineNo]
 190         return self.DefaultValues[FieldName]
 191
 192     def SetDecDefaultValue(self, DefaultValue):
 193         self.DefaultValueFromDec = DefaultValue
 194     def AddOverrideValue (self, FieldName, Value, SkuName, DefaultStoreName, FileName="", LineNo=0):
 195         if SkuName not in self.SkuOverrideValues:
 196             self.SkuOverrideValues[SkuName] = OrderedDict()
 197         if DefaultStoreName not in self.SkuOverrideValues[SkuName]:
 198             self.SkuOverrideValues[SkuName][DefaultStoreName] = OrderedDict()
 199         if FieldName in self.SkuOverrideValues[SkuName][DefaultStoreName]:
 200             del self.SkuOverrideValues[SkuName][DefaultStoreName][FieldName]
 201         self.SkuOverrideValues[SkuName][DefaultStoreName][FieldName] = [Value.strip(), FileName, LineNo]
 202         return self.SkuOverrideValues[SkuName][DefaultStoreName][FieldName]
 203
 204     def SetPcdMode (self, PcdMode):
 205         self.PcdMode = PcdMode
 206
 207     def copy(self, PcdObject):
 208         self.TokenCName = PcdObject.TokenCName if PcdObject.TokenCName else self.TokenCName
 209         self.TokenSpaceGuidCName = PcdObject.TokenSpaceGuidCName if PcdObject.TokenSpaceGuidCName else PcdObject.TokenSpaceGuidCName
 210         self.TokenSpaceGuidValue = PcdObject.TokenSpaceGuidValue if PcdObject.TokenSpaceGuidValue else self.TokenSpaceGuidValue
 211         self.Type = PcdObject.Type if PcdObject.Type else self.Type
 212         self.DatumType = PcdObject.DatumType if PcdObject.DatumType else self.DatumType
 213         self.DefaultValue = PcdObject.DefaultValue if  PcdObject.DefaultValue else self.DefaultValue
 214         self.TokenValue = PcdObject.TokenValue if PcdObject.TokenValue else self.TokenValue
 215         self.MaxDatumSize = PcdObject.MaxDatumSize if PcdObject.MaxDatumSize else self.MaxDatumSize
 216         self.SkuInfoList = PcdObject.SkuInfoList if PcdObject.SkuInfoList else self.SkuInfoList
 217         self.Phase = PcdObject.Phase if PcdObject.Phase else self.Phase
 218         self.Pending = PcdObject.Pending if PcdObject.Pending else self.Pending
 219         self.IsOverrided = PcdObject.IsOverrided if PcdObject.IsOverrided else self.IsOverrided
 220         self.IsFromBinaryInf = PcdObject.IsFromBinaryInf if PcdObject.IsFromBinaryInf else self.IsFromBinaryInf
 221         self.IsFromDsc = PcdObject.IsFromDsc if PcdObject.IsFromDsc else self.IsFromDsc
 222         self.validateranges = PcdObject.validateranges if PcdObject.validateranges else self.validateranges
 223         self.validlists = PcdObject.validlists if PcdObject.validlists else self.validlists
 224         self.expressions = PcdObject.expressions if PcdObject.expressions else self.expressions
 225         self.DscRawValue = PcdObject.DscRawValue if PcdObject.DscRawValue else self.DscRawValue
 226         self.PcdValueFromComm = PcdObject.PcdValueFromComm if PcdObject.PcdValueFromComm else self.PcdValueFromComm
 227         self.PcdValueFromFdf = PcdObject.PcdValueFromFdf if PcdObject.PcdValueFromFdf else self.PcdValueFromFdf
 228         self.CustomAttribute = PcdObject.CustomAttribute if PcdObject.CustomAttribute else self.CustomAttribute
 229         self.UserDefinedDefaultStoresFlag = PcdObject.UserDefinedDefaultStoresFlag if PcdObject.UserDefinedDefaultStoresFlag else self.UserDefinedDefaultStoresFlag
 230         if isinstance(PcdObject, StructurePcd):
 231             self.StructuredPcdIncludeFile = PcdObject.StructuredPcdIncludeFile if PcdObject.StructuredPcdIncludeFile else self.StructuredPcdIncludeFile
 232             self.PackageDecs = PcdObject.PackageDecs if PcdObject.PackageDecs else self.PackageDecs
 233             self.DefaultValues = PcdObject.DefaultValues if PcdObject.DefaultValues else self.DefaultValues
 234             self.PcdMode = PcdObject.PcdMode if PcdObject.PcdMode else self.PcdMode
 235             self.DefaultFromDSC=None
 236             self.DefaultValueFromDec = PcdObject.DefaultValueFromDec if PcdObject.DefaultValueFromDec else self.DefaultValueFromDec
 237             self.SkuOverrideValues = PcdObject.SkuOverrideValues if PcdObject.SkuOverrideValues else self.SkuOverrideValues
 238             self.StructName = PcdObject.DatumType if PcdObject.DatumType else self.StructName
 239             self.PcdDefineLineNo = PcdObject.PcdDefineLineNo if PcdObject.PcdDefineLineNo else self.PcdDefineLineNo
 240             self.PkgPath = PcdObject.PkgPath if PcdObject.PkgPath else self.PkgPath
 241             self.ValueChain = PcdObject.ValueChain if PcdObject.ValueChain else self.ValueChain
 242             self.PcdFieldValueFromComm = PcdObject.PcdFieldValueFromComm if PcdObject.PcdFieldValueFromComm else self.PcdFieldValueFromComm
 243             self.PcdFieldValueFromFdf = PcdObject.PcdFieldValueFromFdf if PcdObject.PcdFieldValueFromFdf else self.PcdFieldValueFromFdf
 244
 245 LibraryClassObject = namedtuple('LibraryClassObject', ['LibraryClass','SupModList'], verbose=False)
 246
 247 ## ModuleBuildClassObject
 248 #
 249 # This Class defines ModuleBuildClass
 250 #
 251 # @param object:               Inherited from object class
 252 #
 253 # @var MetaFile:              To store value for module meta file path
 254 # @var BaseName:               To store value for BaseName
 255 # @var ModuleType:             To store value for ModuleType
 256 # @var Guid:                   To store value for Guid
 257 # @var Version:                To store value for Version
 258 # @var PcdIsDriver:            To store value for PcdIsDriver
 259 # @var BinaryModule:           To store value for BinaryModule
 260 # @var CustomMakefile:         To store value for CustomMakefile
 261 # @var Specification:          To store value for Specification
 262 # @var Shadow                  To store value for Shadow
 263 # @var LibraryClass:           To store value for LibraryClass, it is a list structure as
 264 #                              [ LibraryClassObject, ...]
 265 # @var ModuleEntryPointList:   To store value for ModuleEntryPointList
 266 # @var ModuleUnloadImageList:  To store value for ModuleUnloadImageList
 267 # @var ConstructorList:        To store value for ConstructorList
 268 # @var DestructorList:         To store value for DestructorList
 269 # @var Binaries:               To store value for Binaries, it is a list structure as
 270 #                              [ ModuleBinaryClassObject, ...]
 271 # @var Sources:                To store value for Sources, it is a list structure as
 272 #                              [ ModuleSourceFilesClassObject, ... ]
 273 # @var LibraryClasses:         To store value for LibraryClasses, it is a set structure as
 274 #                              { [LibraryClassName, ModuleType] : LibraryClassInfFile }
 275 # @var Protocols:              To store value for Protocols, it is a list structure as
 276 #                              [ ProtocolName, ... ]
 277 # @var Ppis:                   To store value for Ppis, it is a list structure as
 278 #                              [ PpiName, ... ]
 279 # @var Guids:                  To store value for Guids, it is a list structure as
 280 #                              [ GuidName, ... ]
 281 # @var Includes:               To store value for Includes, it is a list structure as
 282 #                              [ IncludePath, ... ]
 283 # @var Packages:               To store value for Packages, it is a list structure as
 284 #                              [ DecFileName, ... ]
 285 # @var Pcds:                   To store value for Pcds, it is a set structure as
 286 #                              { [(PcdCName, PcdGuidCName)] : PcdClassObject}
 287 # @var BuildOptions:           To store value for BuildOptions, it is a set structure as
 288 #                              { [BuildOptionKey] : BuildOptionValue}
 289 # @var Depex:                  To store value for Depex
 290 #
 291 class ModuleBuildClassObject(object):
 292     def __init__(self):
 293         self.AutoGenVersion          = 0
 294         self.MetaFile                = ''
 295         self.BaseName                = ''
 296         self.ModuleType              = ''
 297         self.Guid                    = ''
 298         self.Version                 = ''
 299         self.PcdIsDriver             = ''
 300         self.BinaryModule            = ''
 301         self.Shadow                  = ''
 302         self.SourceOverridePath      = ''
 303         self.CustomMakefile          = {}
 304         self.Specification           = {}
 305         self.LibraryClass            = []
 306         self.ModuleEntryPointList    = []
 307         self.ModuleUnloadImageList   = []
 308         self.ConstructorList         = []
 309         self.DestructorList          = []
 310
 311         self.Binaries                = []
 312         self.Sources                 = []
 313         self.LibraryClasses          = OrderedDict()
 314         self.Libraries               = []
 315         self.Protocols               = []
 316         self.Ppis                    = []
 317         self.Guids                   = []
 318         self.Includes                = []
 319         self.Packages                = []
 320         self.Pcds                    = {}
 321         self.BuildOptions            = {}
 322         self.Depex                   = {}
 323
 324     ## Convert the class to a string
 325     #
 326     #  Convert member MetaFile of the class to a string
 327     #
 328     #  @retval string Formatted String
 329     #
 330     def __str__(self):
 331         return str(self.MetaFile)
 332
 333     ## Override __eq__ function
 334     #
 335     # Check whether ModuleBuildClassObjects are the same
 336     #
 337     # @retval False The two ModuleBuildClassObjects are different
 338     # @retval True  The two ModuleBuildClassObjects are the same
 339     #
 340     def __eq__(self, Other):
 341         return self.MetaFile == Other
 342
 343     ## Override __hash__ function
 344     #
 345     # Use MetaFile as key in hash table
 346     #
 347     # @retval string Key for hash table
 348     #
 349     def __hash__(self):
 350         return hash(self.MetaFile)
 351
 352 ## PackageBuildClassObject
 353 #
 354 # This Class defines PackageBuildClass
 355 #
 356 # @param object:        Inherited from object class
 357 #
 358 # @var MetaFile:       To store value for package meta file path
 359 # @var PackageName:     To store value for PackageName
 360 # @var Guid:            To store value for Guid
 361 # @var Version:         To store value for Version
 362 # @var Protocols:       To store value for Protocols, it is a set structure as
 363 #                       { [ProtocolName] : Protocol Guid, ... }
 364 # @var Ppis:            To store value for Ppis, it is a set structure as
 365 #                       { [PpiName] : Ppi Guid, ... }
 366 # @var Guids:           To store value for Guids, it is a set structure as
 367 #                       { [GuidName] : Guid, ... }
 368 # @var Includes:        To store value for Includes, it is a list structure as
 369 #                       [ IncludePath, ... ]
 370 # @var LibraryClasses:  To store value for LibraryClasses, it is a set structure as
 371 #                       { [LibraryClassName] : LibraryClassInfFile }
 372 # @var Pcds:            To store value for Pcds, it is a set structure as
 373 #                       { [(PcdCName, PcdGuidCName)] : PcdClassObject}
 374 #
 375 class PackageBuildClassObject(object):
 376     def __init__(self):
 377         self.MetaFile                = ''
 378         self.PackageName             = ''
 379         self.Guid                    = ''
 380         self.Version                 = ''
 381
 382         self.Protocols               = {}
 383         self.Ppis                    = {}
 384         self.Guids                   = {}
 385         self.Includes                = []
 386         self.LibraryClasses          = {}
 387         self.Pcds                    = {}
 388
 389     ## Convert the class to a string
 390     #
 391     #  Convert member MetaFile of the class to a string
 392     #
 393     #  @retval string Formatted String
 394     #
 395     def __str__(self):
 396         return str(self.MetaFile)
 397
 398     ## Override __eq__ function
 399     #
 400     # Check whether PackageBuildClassObjects are the same
 401     #
 402     # @retval False The two PackageBuildClassObjects are different
 403     # @retval True  The two PackageBuildClassObjects are the same
 404     #
 405     def __eq__(self, Other):
 406         return self.MetaFile == Other
 407
 408     ## Override __hash__ function
 409     #
 410     # Use MetaFile as key in hash table
 411     #
 412     # @retval string Key for hash table
 413     #
 414     def __hash__(self):
 415         return hash(self.MetaFile)
 416
 417 ## PlatformBuildClassObject
 418 #
 419 # This Class defines PlatformBuildClass
 420 #
 421 # @param object:          Inherited from object class
 422 #
 423 # @var MetaFile:         To store value for platform meta-file path
 424 # @var PlatformName:      To store value for PlatformName
 425 # @var Guid:              To store value for Guid
 426 # @var Version:           To store value for Version
 427 # @var DscSpecification:  To store value for DscSpecification
 428 # @var OutputDirectory:   To store value for OutputDirectory
 429 # @var FlashDefinition:   To store value for FlashDefinition
 430 # @var BuildNumber:       To store value for BuildNumber
 431 # @var MakefileName:      To store value for MakefileName
 432 # @var SkuIds:            To store value for SkuIds, it is a set structure as
 433 #                         { 'SkuName' : SkuId, '!include' : includefilename, ...}
 434 # @var Modules:           To store value for Modules, it is a list structure as
 435 #                         [ InfFileName, ... ]
 436 # @var Libraries:         To store value for Libraries, it is a list structure as
 437 #                         [ InfFileName, ... ]
 438 # @var LibraryClasses:    To store value for LibraryClasses, it is a set structure as
 439 #                         { (LibraryClassName, ModuleType) : LibraryClassInfFile }
 440 # @var Pcds:              To store value for Pcds, it is a set structure as
 441 #                         { [(PcdCName, PcdGuidCName)] : PcdClassObject }
 442 # @var BuildOptions:      To store value for BuildOptions, it is a set structure as
 443 #                         { [BuildOptionKey] : BuildOptionValue }
 444 #
 445 class PlatformBuildClassObject(object):
 446     def __init__(self):
 447         self.MetaFile                = ''
 448         self.PlatformName            = ''
 449         self.Guid                    = ''
 450         self.Version                 = ''
 451         self.DscSpecification        = ''
 452         self.OutputDirectory         = ''
 453         self.FlashDefinition         = ''
 454         self.BuildNumber             = ''
 455         self.MakefileName            = ''
 456
 457         self.SkuIds                  = {}
 458         self.Modules                 = []
 459         self.LibraryInstances        = []
 460         self.LibraryClasses          = {}
 461         self.Libraries               = {}
 462         self.Pcds                    = {}
 463         self.BuildOptions            = {}
 464
 465     ## Convert the class to a string
 466     #
 467     #  Convert member MetaFile of the class to a string
 468     #
 469     #  @retval string Formatted String
 470     #
 471     def __str__(self):
 472         return str(self.MetaFile)
 473
 474     ## Override __eq__ function
 475     #
 476     # Check whether PlatformBuildClassObjects are the same
 477     #
 478     # @retval False The two PlatformBuildClassObjects are different
 479     # @retval True  The two PlatformBuildClassObjects are the same
 480     #
 481     def __eq__(self, Other):
 482         return self.MetaFile == Other
 483
 484     ## Override __hash__ function
 485     #
 486     # Use MetaFile as key in hash table
 487     #
 488     # @retval string Key for hash table
 489     #
 490     def __hash__(self):
 491         return hash(self.MetaFile)