BaseTools/Source/Python/AutoGen/BuildEngine.py

   1 ## @file
   2 # The engine for building files
   3 #
   4 # Copyright (c) 2007 - 2014, 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 ##
  15 # Import Modules
  16 #
  17 import Common.LongFilePathOs as os
  18 import re
  19 import copy
  20 import string
  21 from Common.LongFilePathSupport import OpenLongFilePath as open
  22
  23 from Common.GlobalData import *
  24 from Common.BuildToolError import *
  25 from Common.Misc import tdict, PathClass
  26 from Common.String import NormPath
  27 from Common.DataType import *
  28
  29 import Common.EdkLogger as EdkLogger
  30
  31 ## Convert file type to file list macro name
  32 #
  33 #   @param      FileType    The name of file type
  34 #
  35 #   @retval     string      The name of macro
  36 #
  37 def FileListMacro(FileType):
  38     return "%sS" % FileType.replace("-", "_").upper()
  39
  40 ## Convert file type to list file macro name
  41 #
  42 #   @param      FileType    The name of file type
  43 #
  44 #   @retval     string      The name of macro
  45 #
  46 def ListFileMacro(FileType):
  47     return "%s_LIST" % FileListMacro(FileType)
  48
  49 class TargetDescBlock(object):
  50     _Cache_ = {}    # {TargetFile : TargetDescBlock object}
  51
  52     # Factory method
  53     def __new__(Class, Inputs, Outputs, Commands, Dependencies):
  54         if Outputs[0] in Class._Cache_:
  55             Tdb = Class._Cache_[Outputs[0]]
  56             for File in Inputs:
  57                 Tdb.AddInput(File)
  58         else:
  59             Tdb = super(TargetDescBlock, Class).__new__(Class)
  60             Tdb._Init(Inputs, Outputs, Commands, Dependencies)
  61             #Class._Cache_[Outputs[0]] = Tdb
  62         return Tdb
  63
  64     def _Init(self, Inputs, Outputs, Commands, Dependencies):
  65         self.Inputs = Inputs
  66         self.Outputs = Outputs
  67         self.Commands = Commands
  68         self.Dependencies = Dependencies
  69         if self.Outputs:
  70             self.Target = self.Outputs[0]
  71         else:
  72             self.Target = None
  73
  74     def __str__(self):
  75         return self.Target.Path
  76
  77     def __hash__(self):
  78         return hash(self.Target.Path)
  79
  80     def __eq__(self, Other):
  81         if type(Other) == type(self):
  82             return Other.Target.Path == self.Target.Path
  83         else:
  84             return str(Other) == self.Target.Path
  85
  86     def AddInput(self, Input):
  87         if Input not in self.Inputs:
  88             self.Inputs.append(Input)
  89
  90     def IsMultipleInput(self):
  91         return len(self.Inputs) > 1
  92
  93     @staticmethod
  94     def Renew():
  95         TargetDescBlock._Cache_ = {}
  96
  97 ## Class for one build rule
  98 #
  99 # This represents a build rule which can give out corresponding command list for
 100 # building the given source file(s). The result can be used for generating the
 101 # target for makefile.
 102 #
 103 class FileBuildRule:
 104     INC_LIST_MACRO = "INC_LIST"
 105     INC_MACRO = "INC"
 106
 107     ## constructor
 108     #
 109     #   @param  Input       The dictionary represeting input file(s) for a rule
 110     #   @param  Output      The list represeting output file(s) for a rule
 111     #   @param  Command     The list containing commands to generate the output from input
 112     #
 113     def __init__(self, Type, Input, Output, Command, ExtraDependency=None):
 114         # The Input should not be empty
 115         if not Input:
 116             Input = []
 117         if not Output:
 118             Output = []
 119         if not Command:
 120             Command = []
 121
 122         self.FileListMacro = FileListMacro(Type)
 123         self.ListFileMacro = ListFileMacro(Type)
 124         self.IncListFileMacro = self.INC_LIST_MACRO
 125
 126         self.SourceFileType = Type
 127         # source files listed not in "*" or "?" pattern format
 128         if not ExtraDependency:
 129             self.ExtraSourceFileList = []
 130         else:
 131             self.ExtraSourceFileList = ExtraDependency
 132
 133         #
 134         # Search macros used in command lines for <FILE_TYPE>_LIST and INC_LIST.
 135         # If found, generate a file to keep the input files used to get over the
 136         # limitation of command line length
 137         #
 138         self.MacroList = []
 139         self.CommandList = []
 140         for CmdLine in Command:
 141             self.MacroList.extend(gMacroRefPattern.findall(CmdLine))
 142             # replace path separator with native one
 143             self.CommandList.append(CmdLine)
 144
 145         # Indicate what should be generated
 146         if self.FileListMacro in self.MacroList:
 147             self.GenFileListMacro = True
 148         else:
 149             self.GenFileListMacro = False
 150
 151         if self.ListFileMacro in self.MacroList:
 152             self.GenListFile = True
 153             self.GenFileListMacro = True
 154         else:
 155             self.GenListFile = False
 156
 157         if self.INC_LIST_MACRO in self.MacroList:
 158             self.GenIncListFile = True
 159         else:
 160             self.GenIncListFile = False
 161
 162         # Check input files
 163         self.IsMultipleInput = False
 164         self.SourceFileExtList = []
 165         for File in Input:
 166             Base, Ext = os.path.splitext(File)
 167             if Base.find("*") >= 0:
 168                 # There's "*" in the file name
 169                 self.IsMultipleInput = True
 170                 self.GenFileListMacro = True
 171             elif Base.find("?") < 0:
 172                 # There's no "*" and "?" in file name
 173                 self.ExtraSourceFileList.append(File)
 174                 continue
 175             if Ext not in self.SourceFileExtList:
 176                 self.SourceFileExtList.append(Ext)
 177
 178         # Check output files
 179         self.DestFileList = []
 180         for File in Output:
 181             self.DestFileList.append(File)
 182
 183         # All build targets generated by this rule for a module
 184         self.BuildTargets = {}
 185
 186     ## str() function support
 187     #
 188     #   @retval     string
 189     #
 190     def __str__(self):
 191         SourceString = ""
 192         SourceString += " %s %s %s" % (self.SourceFileType, " ".join(self.SourceFileExtList), self.ExtraSourceFileList)
 193         DestString = ", ".join(self.DestFileList)
 194         CommandString = "\n\t".join(self.CommandList)
 195         return "%s : %s\n\t%s" % (DestString, SourceString, CommandString)
 196
 197     ## Check if given file extension is supported by this rule
 198     #
 199     #   @param  FileExt     The extension of a file
 200     #
 201     #   @retval True        If the extension is supported
 202     #   @retval False       If the extension is not supported
 203     #
 204     def IsSupported(self, FileExt):
 205         return FileExt in self.SourceFileExtList
 206
 207     def Instantiate(self, Macros={}):
 208         NewRuleObject = copy.copy(self)
 209         NewRuleObject.BuildTargets = {}
 210         NewRuleObject.DestFileList = []
 211         for File in self.DestFileList:
 212             NewRuleObject.DestFileList.append(PathClass(NormPath(File, Macros)))
 213         return NewRuleObject
 214
 215     ## Apply the rule to given source file(s)
 216     #
 217     #   @param  SourceFile      One file or a list of files to be built
 218     #   @param  RelativeToDir   The relative path of the source file
 219     #   @param  PathSeparator   Path separator
 220     #
 221     #   @retval     tuple       (Source file in full path, List of individual sourcefiles, Destionation file, List of build commands)
 222     #
 223     def Apply(self, SourceFile):
 224         if not self.CommandList or not self.DestFileList:
 225             return None
 226
 227         # source file
 228         if self.IsMultipleInput:
 229             SrcFileName = ""
 230             SrcFileBase = ""
 231             SrcFileExt = ""
 232             SrcFileDir = ""
 233             SrcPath = ""
 234             # SourceFile must be a list
 235             SrcFile = "$(%s)" % self.FileListMacro
 236         else:
 237             SrcFileName, SrcFileBase, SrcFileExt = SourceFile.Name, SourceFile.BaseName, SourceFile.Ext
 238             if SourceFile.Root:
 239                 SrcFileDir = SourceFile.SubDir
 240                 if SrcFileDir == "":
 241                     SrcFileDir = "."
 242             else:
 243                 SrcFileDir = "."
 244             SrcFile = SourceFile.Path
 245             SrcPath = SourceFile.Dir
 246
 247         # destination file (the first one)
 248         if self.DestFileList:
 249             DestFile = self.DestFileList[0].Path
 250             DestPath = self.DestFileList[0].Dir
 251             DestFileName = self.DestFileList[0].Name
 252             DestFileBase, DestFileExt = self.DestFileList[0].BaseName, self.DestFileList[0].Ext
 253         else:
 254             DestFile = ""
 255             DestPath = ""
 256             DestFileName = ""
 257             DestFileBase = ""
 258             DestFileExt = ""
 259
 260         BuildRulePlaceholderDict = {
 261             # source file
 262             "src"       :   SrcFile,
 263             "s_path"    :   SrcPath,
 264             "s_dir"     :   SrcFileDir,
 265             "s_name"    :   SrcFileName,
 266             "s_base"    :   SrcFileBase,
 267             "s_ext"     :   SrcFileExt,
 268             # destination file
 269             "dst"       :   DestFile,
 270             "d_path"    :   DestPath,
 271             "d_name"    :   DestFileName,
 272             "d_base"    :   DestFileBase,
 273             "d_ext"     :   DestFileExt,
 274         }
 275
 276         DstFile = []
 277         for File in self.DestFileList:
 278             File = string.Template(str(File)).safe_substitute(BuildRulePlaceholderDict)
 279             File = string.Template(str(File)).safe_substitute(BuildRulePlaceholderDict)
 280             DstFile.append(PathClass(File, IsBinary=True))
 281
 282         if DstFile[0] in self.BuildTargets:
 283             TargetDesc = self.BuildTargets[DstFile[0]]
 284             TargetDesc.AddInput(SourceFile)
 285         else:
 286             CommandList = []
 287             for CommandString in self.CommandList:
 288                 CommandString = string.Template(CommandString).safe_substitute(BuildRulePlaceholderDict)
 289                 CommandString = string.Template(CommandString).safe_substitute(BuildRulePlaceholderDict)
 290                 CommandList.append(CommandString)
 291             TargetDesc = TargetDescBlock([SourceFile], DstFile, CommandList, self.ExtraSourceFileList)
 292             TargetDesc.ListFileMacro = self.ListFileMacro
 293             TargetDesc.FileListMacro = self.FileListMacro
 294             TargetDesc.IncListFileMacro = self.IncListFileMacro
 295             TargetDesc.GenFileListMacro = self.GenFileListMacro
 296             TargetDesc.GenListFile = self.GenListFile
 297             TargetDesc.GenIncListFile = self.GenIncListFile
 298             self.BuildTargets[DstFile[0]] = TargetDesc
 299         return TargetDesc
 300
 301 ## Class for build rules
 302 #
 303 # BuildRule class parses rules defined in a file or passed by caller, and converts
 304 # the rule into FileBuildRule object.
 305 #
 306 class BuildRule:
 307     _SectionHeader = "SECTIONHEADER"
 308     _Section = "SECTION"
 309     _SubSectionHeader = "SUBSECTIONHEADER"
 310     _SubSection = "SUBSECTION"
 311     _InputFile = "INPUTFILE"
 312     _OutputFile = "OUTPUTFILE"
 313     _ExtraDependency = "EXTRADEPENDENCY"
 314     _Command = "COMMAND"
 315     _UnknownSection = "UNKNOWNSECTION"
 316
 317     _SubSectionList = [_InputFile, _OutputFile, _Command]
 318
 319     _PATH_SEP = "(+)"
 320     _FileTypePattern = re.compile("^[_a-zA-Z][_\-0-9a-zA-Z]*$")
 321     _BinaryFileRule = FileBuildRule(TAB_DEFAULT_BINARY_FILE, [], [os.path.join("$(OUTPUT_DIR)", "${s_name}")],
 322                                     ["$(CP) ${src} ${dst}"], [])
 323
 324     ## Constructor
 325     #
 326     #   @param  File                The file containing build rules in a well defined format
 327     #   @param  Content             The string list of build rules in a well defined format
 328     #   @param  LineIndex           The line number from which the parsing will begin
 329     #   @param  SupportedFamily     The list of supported tool chain families
 330     #
 331     def __init__(self, File=None, Content=None, LineIndex=0, SupportedFamily=["MSFT", "INTEL", "GCC", "RVCT"]):
 332         self.RuleFile = File
 333         # Read build rules from file if it's not none
 334         if File != None:
 335             try:
 336                 self.RuleContent = open(File, 'r').readlines()
 337             except:
 338                 EdkLogger.error("build", FILE_OPEN_FAILURE, ExtraData=File)
 339         elif Content != None:
 340             self.RuleContent = Content
 341         else:
 342             EdkLogger.error("build", PARAMETER_MISSING, ExtraData="No rule file or string given")
 343
 344         self.SupportedToolChainFamilyList = SupportedFamily
 345         self.RuleDatabase = tdict(True, 4)  # {FileExt, ModuleType, Arch, Family : FileBuildRule object}
 346         self.Ext2FileType = {}  # {ext : file-type}
 347         self.FileTypeList = set()
 348
 349         self._LineIndex = LineIndex
 350         self._State = ""
 351         self._RuleInfo = tdict(True, 2)     # {toolchain family : {"InputFile": {}, "OutputFile" : [], "Command" : []}}
 352         self._FileType = ''
 353         self._BuildTypeList = []
 354         self._ArchList = []
 355         self._FamilyList = []
 356         self._TotalToolChainFamilySet = set()
 357         self._RuleObjectList = [] # FileBuildRule object list
 358         self._FileVersion = ""
 359
 360         self.Parse()
 361
 362         # some intrinsic rules
 363         self.RuleDatabase[TAB_DEFAULT_BINARY_FILE, "COMMON", "COMMON", "COMMON"] = self._BinaryFileRule
 364         self.FileTypeList.add(TAB_DEFAULT_BINARY_FILE)
 365
 366     ## Parse the build rule strings
 367     def Parse(self):
 368         self._State = self._Section
 369         for Index in range(self._LineIndex, len(self.RuleContent)):
 370             # Clean up the line and replace path separator with native one
 371             Line = self.RuleContent[Index].strip().replace(self._PATH_SEP, os.path.sep)
 372             self.RuleContent[Index] = Line
 373
 374             # find the build_rule_version
 375             if Line and Line[0] == "#" and Line.find(TAB_BUILD_RULE_VERSION) <> -1:
 376                 if Line.find("=") <> -1 and Line.find("=") < (len(Line)-1) and (Line[(Line.find("=") + 1):]).split():
 377                     self._FileVersion = (Line[(Line.find("=") + 1):]).split()[0]
 378             # skip empty or comment line
 379             if Line == "" or Line[0] == "#":
 380                 continue
 381
 382             # find out section header, enclosed by []
 383             if Line[0] == '[' and Line[-1] == ']':
 384                 # merge last section information into rule database
 385                 self.EndOfSection()
 386                 self._State = self._SectionHeader
 387             # find out sub-section header, enclosed by <>
 388             elif Line[0] == '<' and Line[-1] == '>':
 389                 if self._State != self._UnknownSection:
 390                     self._State = self._SubSectionHeader
 391
 392             # call section handler to parse each (sub)section
 393             self._StateHandler[self._State](self, Index)
 394         # merge last section information into rule database
 395         self.EndOfSection()
 396
 397     ## Parse definitions under a section
 398     #
 399     #   @param  LineIndex   The line index of build rule text
 400     #
 401     def ParseSection(self, LineIndex):
 402         pass
 403
 404     ## Parse definitions under a subsection
 405     #
 406     #   @param  LineIndex   The line index of build rule text
 407     #
 408     def ParseSubSection(self, LineIndex):
 409         # currenly nothing here
 410         pass
 411
 412     ## Placeholder for not supported sections
 413     #
 414     #   @param  LineIndex   The line index of build rule text
 415     #
 416     def SkipSection(self, LineIndex):
 417         pass
 418
 419     ## Merge section information just got into rule database
 420     def EndOfSection(self):
 421         Database = self.RuleDatabase
 422         # if there's specific toochain family, 'COMMON' doesn't make sense any more
 423         if len(self._TotalToolChainFamilySet) > 1 and 'COMMON' in self._TotalToolChainFamilySet:
 424             self._TotalToolChainFamilySet.remove('COMMON')
 425         for Family in self._TotalToolChainFamilySet:
 426             Input = self._RuleInfo[Family, self._InputFile]
 427             Output = self._RuleInfo[Family, self._OutputFile]
 428             Command = self._RuleInfo[Family, self._Command]
 429             ExtraDependency = self._RuleInfo[Family, self._ExtraDependency]
 430
 431             BuildRule = FileBuildRule(self._FileType, Input, Output, Command, ExtraDependency)
 432             for BuildType in self._BuildTypeList:
 433                 for Arch in self._ArchList:
 434                     Database[self._FileType, BuildType, Arch, Family] = BuildRule
 435                     for FileExt in BuildRule.SourceFileExtList:
 436                         self.Ext2FileType[FileExt] = self._FileType
 437
 438     ## Parse section header
 439     #
 440     #   @param  LineIndex   The line index of build rule text
 441     #
 442     def ParseSectionHeader(self, LineIndex):
 443         self._RuleInfo = tdict(True, 2)
 444         self._BuildTypeList = []
 445         self._ArchList = []
 446         self._FamilyList = []
 447         self._TotalToolChainFamilySet = set()
 448         FileType = ''
 449         RuleNameList = self.RuleContent[LineIndex][1:-1].split(',')
 450         for RuleName in RuleNameList:
 451             Arch = 'COMMON'
 452             BuildType = 'COMMON'
 453             TokenList = [Token.strip().upper() for Token in RuleName.split('.')]
 454             # old format: Build.File-Type
 455             if TokenList[0] == "BUILD":
 456                 if len(TokenList) == 1:
 457                     EdkLogger.error("build", FORMAT_INVALID, "Invalid rule section",
 458                                     File=self.RuleFile, Line=LineIndex+1,
 459                                     ExtraData=self.RuleContent[LineIndex])
 460
 461                 FileType = TokenList[1]
 462                 if FileType == '':
 463                     EdkLogger.error("build", FORMAT_INVALID, "No file type given",
 464                                     File=self.RuleFile, Line=LineIndex+1,
 465                                     ExtraData=self.RuleContent[LineIndex])
 466                 if self._FileTypePattern.match(FileType) == None:
 467                     EdkLogger.error("build", FORMAT_INVALID, File=self.RuleFile, Line=LineIndex+1,
 468                                     ExtraData="Only character, number (non-first character), '_' and '-' are allowed in file type")
 469             # new format: File-Type.Build-Type.Arch
 470             else:
 471                 if FileType == '':
 472                     FileType = TokenList[0]
 473                 elif FileType != TokenList[0]:
 474                     EdkLogger.error("build", FORMAT_INVALID,
 475                                     "Different file types are not allowed in the same rule section",
 476                                     File=self.RuleFile, Line=LineIndex+1,
 477                                     ExtraData=self.RuleContent[LineIndex])
 478                 if len(TokenList) > 1:
 479                     BuildType = TokenList[1]
 480                 if len(TokenList) > 2:
 481                     Arch = TokenList[2]
 482             if BuildType not in self._BuildTypeList:
 483                 self._BuildTypeList.append(BuildType)
 484             if Arch not in self._ArchList:
 485                 self._ArchList.append(Arch)
 486
 487         if 'COMMON' in self._BuildTypeList and len(self._BuildTypeList) > 1:
 488             EdkLogger.error("build", FORMAT_INVALID,
 489                             "Specific build types must not be mixed with common one",
 490                             File=self.RuleFile, Line=LineIndex+1,
 491                             ExtraData=self.RuleContent[LineIndex])
 492         if 'COMMON' in self._ArchList and len(self._ArchList) > 1:
 493             EdkLogger.error("build", FORMAT_INVALID,
 494                             "Specific ARCH must not be mixed with common one",
 495                             File=self.RuleFile, Line=LineIndex+1,
 496                             ExtraData=self.RuleContent[LineIndex])
 497
 498         self._FileType = FileType
 499         self._State = self._Section
 500         self.FileTypeList.add(FileType)
 501
 502     ## Parse sub-section header
 503     #
 504     #   @param  LineIndex   The line index of build rule text
 505     #
 506     def ParseSubSectionHeader(self, LineIndex):
 507         SectionType = ""
 508         List = self.RuleContent[LineIndex][1:-1].split(',')
 509         FamilyList = []
 510         for Section in List:
 511             TokenList = Section.split('.')
 512             Type = TokenList[0].strip().upper()
 513
 514             if SectionType == "":
 515                 SectionType = Type
 516             elif SectionType != Type:
 517                 EdkLogger.error("build", FORMAT_INVALID,
 518                                 "Two different section types are not allowed in the same sub-section",
 519                                 File=self.RuleFile, Line=LineIndex+1,
 520                                 ExtraData=self.RuleContent[LineIndex])
 521
 522             if len(TokenList) > 1:
 523                 Family = TokenList[1].strip().upper()
 524             else:
 525                 Family = "COMMON"
 526
 527             if Family not in FamilyList:
 528                 FamilyList.append(Family)
 529
 530         self._FamilyList = FamilyList
 531         self._TotalToolChainFamilySet.update(FamilyList)
 532         self._State = SectionType.upper()
 533         if 'COMMON' in FamilyList and len(FamilyList) > 1:
 534             EdkLogger.error("build", FORMAT_INVALID,
 535                             "Specific tool chain family should not be mixed with general one",
 536                             File=self.RuleFile, Line=LineIndex+1,
 537                             ExtraData=self.RuleContent[LineIndex])
 538         if self._State not in self._StateHandler:
 539             EdkLogger.error("build", FORMAT_INVALID, File=self.RuleFile, Line=LineIndex+1,
 540                             ExtraData="Unknown subsection: %s" % self.RuleContent[LineIndex])
 541     ## Parse <InputFile> sub-section
 542     #
 543     #   @param  LineIndex   The line index of build rule text
 544     #
 545     def ParseInputFile(self, LineIndex):
 546         FileList = [File.strip() for File in self.RuleContent[LineIndex].split(",")]
 547         for ToolChainFamily in self._FamilyList:
 548             InputFiles = self._RuleInfo[ToolChainFamily, self._State]
 549             if InputFiles == None:
 550                 InputFiles = []
 551                 self._RuleInfo[ToolChainFamily, self._State] = InputFiles
 552             InputFiles.extend(FileList)
 553
 554     ## Parse <ExtraDependency> sub-section
 555     #
 556     #   @param  LineIndex   The line index of build rule text
 557     #
 558     def ParseCommon(self, LineIndex):
 559         for ToolChainFamily in self._FamilyList:
 560             Items = self._RuleInfo[ToolChainFamily, self._State]
 561             if Items == None:
 562                 Items = []
 563                 self._RuleInfo[ToolChainFamily, self._State] = Items
 564             Items.append(self.RuleContent[LineIndex])
 565
 566     ## Get a build rule via [] operator
 567     #
 568     #   @param  FileExt             The extension of a file
 569     #   @param  ToolChainFamily     The tool chain family name
 570     #   @param  BuildVersion        The build version number. "*" means any rule
 571     #                               is applicalbe.
 572     #
 573     #   @retval FileType        The file type string
 574     #   @retval FileBuildRule   The object of FileBuildRule
 575     #
 576     # Key = (FileExt, ModuleType, Arch, ToolChainFamily)
 577     def __getitem__(self, Key):
 578         if not Key:
 579             return None
 580
 581         if Key[0] in self.Ext2FileType:
 582             Type = self.Ext2FileType[Key[0]]
 583         elif Key[0].upper() in self.FileTypeList:
 584             Type = Key[0].upper()
 585         else:
 586             return None
 587
 588         if len(Key) > 1:
 589             Key = (Type,) + Key[1:]
 590         else:
 591             Key = (Type,)
 592         return self.RuleDatabase[Key]
 593
 594     _StateHandler = {
 595         _SectionHeader     : ParseSectionHeader,
 596         _Section           : ParseSection,
 597         _SubSectionHeader  : ParseSubSectionHeader,
 598         _SubSection        : ParseSubSection,
 599         _InputFile         : ParseInputFile,
 600         _OutputFile        : ParseCommon,
 601         _ExtraDependency   : ParseCommon,
 602         _Command           : ParseCommon,
 603         _UnknownSection    : SkipSection,
 604     }
 605
 606 # This acts like the main() function for the script, unless it is 'import'ed into another
 607 # script.
 608 if __name__ == '__main__':
 609     import sys
 610     EdkLogger.Initialize()
 611     if len(sys.argv) > 1:
 612         Br = BuildRule(sys.argv[1])
 613         print str(Br[".c", "DXE_DRIVER", "IA32", "MSFT"][1])
 614         print
 615         print str(Br[".c", "DXE_DRIVER", "IA32", "INTEL"][1])
 616         print
 617         print str(Br[".c", "DXE_DRIVER", "IA32", "GCC"][1])
 618         print
 619         print str(Br[".ac", "ACPI_TABLE", "IA32", "MSFT"][1])
 620         print
 621         print str(Br[".h", "ACPI_TABLE", "IA32", "INTEL"][1])
 622         print
 623         print str(Br[".ac", "ACPI_TABLE", "IA32", "MSFT"][1])
 624         print
 625         print str(Br[".s", "SEC", "IPF", "COMMON"][1])
 626         print
 627         print str(Br[".s", "SEC"][1])
 628