diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Trim/Trim.py')
| -rwxr-xr-x | src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Trim/Trim.py | 627 |
1 files changed, 627 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Trim/Trim.py b/src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Trim/Trim.py new file mode 100755 index 00000000..548f53a2 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/BaseTools/Source/Python/Trim/Trim.py @@ -0,0 +1,627 @@ +## @file +# Trim files preprocessed by compiler +# +# Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR> +# SPDX-License-Identifier: BSD-2-Clause-Patent +# + +## +# Import Modules +# +import Common.LongFilePathOs as os +import sys +import re +from io import BytesIO +import codecs +from optparse import OptionParser +from optparse import make_option +from Common.BuildToolError import * +from Common.Misc import * +from Common.DataType import * +from Common.BuildVersion import gBUILD_VERSION +import Common.EdkLogger as EdkLogger +from Common.LongFilePathSupport import OpenLongFilePath as open + +# Version and Copyright +__version_number__ = ("0.10" + " " + gBUILD_VERSION) +__version__ = "%prog Version " + __version_number__ +__copyright__ = "Copyright (c) 2007-2018, Intel Corporation. All rights reserved." + +## Regular expression for matching Line Control directive like "#line xxx" +gLineControlDirective = re.compile('^\s*#(?:line)?\s+([0-9]+)\s+"*([^"]*)"') +## Regular expression for matching "typedef struct" +gTypedefPattern = re.compile("^\s*typedef\s+struct(\s+\w+)?\s*[{]*$", re.MULTILINE) +## Regular expression for matching "#pragma pack" +gPragmaPattern = re.compile("^\s*#pragma\s+pack", re.MULTILINE) +## Regular expression for matching "typedef" +gTypedef_SinglePattern = re.compile("^\s*typedef", re.MULTILINE) +## Regular expression for matching "typedef struct, typedef union, struct, union" +gTypedef_MulPattern = re.compile("^\s*(typedef)?\s+(struct|union)(\s+\w+)?\s*[{]*$", re.MULTILINE) + +# +# The following number pattern match will only match if following criteria is met: +# There is leading non-(alphanumeric or _) character, and no following alphanumeric or _ +# as the pattern is greedily match, so it is ok for the gDecNumberPattern or gHexNumberPattern to grab the maximum match +# +## Regular expression for matching HEX number +gHexNumberPattern = re.compile("(?<=[^a-zA-Z0-9_])(0[xX])([0-9a-fA-F]+)(U(?=$|[^a-zA-Z0-9_]))?") +## Regular expression for matching decimal number with 'U' postfix +gDecNumberPattern = re.compile("(?<=[^a-zA-Z0-9_])([0-9]+)U(?=$|[^a-zA-Z0-9_])") +## Regular expression for matching constant with 'ULL' 'LL' postfix +gLongNumberPattern = re.compile("(?<=[^a-zA-Z0-9_])(0[xX][0-9a-fA-F]+|[0-9]+)U?LL(?=$|[^a-zA-Z0-9_])") + +## Regular expression for matching "Include ()" in asl file +gAslIncludePattern = re.compile("^(\s*)[iI]nclude\s*\(\"?([^\"\(\)]+)\"\)", re.MULTILINE) +## Regular expression for matching C style #include "XXX.asl" in asl file +gAslCIncludePattern = re.compile(r'^(\s*)#include\s*[<"]\s*([-\\/\w.]+)\s*([>"])', re.MULTILINE) +## Patterns used to convert EDK conventions to EDK2 ECP conventions + +## Regular expression for finding header file inclusions +gIncludePattern = re.compile(r"^[ \t]*[%]?[ \t]*include(?:[ \t]*(?:\\(?:\r\n|\r|\n))*[ \t]*)*(?:\(?[\"<]?[ \t]*)([-\w.\\/() \t]+)(?:[ \t]*[\">]?\)?)", re.MULTILINE | re.UNICODE | re.IGNORECASE) + + +## file cache to avoid circular include in ASL file +gIncludedAslFile = [] + +## Trim preprocessed source code +# +# Remove extra content made by preprocessor. The preprocessor must enable the +# line number generation option when preprocessing. +# +# @param Source File to be trimmed +# @param Target File to store the trimmed content +# @param Convert If True, convert standard HEX format to MASM format +# +def TrimPreprocessedFile(Source, Target, ConvertHex, TrimLong): + CreateDirectory(os.path.dirname(Target)) + try: + with open(Source, "r") as File: + Lines = File.readlines() + except IOError: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=Source) + except: + EdkLogger.error("Trim", AUTOGEN_ERROR, "TrimPreprocessedFile: Error while processing file", File=Source) + + PreprocessedFile = "" + InjectedFile = "" + LineIndexOfOriginalFile = None + NewLines = [] + LineControlDirectiveFound = False + for Index in range(len(Lines)): + Line = Lines[Index] + # + # Find out the name of files injected by preprocessor from the lines + # with Line Control directive + # + MatchList = gLineControlDirective.findall(Line) + if MatchList != []: + MatchList = MatchList[0] + if len(MatchList) == 2: + LineNumber = int(MatchList[0], 0) + InjectedFile = MatchList[1] + InjectedFile = os.path.normpath(InjectedFile) + InjectedFile = os.path.normcase(InjectedFile) + # The first injected file must be the preprocessed file itself + if PreprocessedFile == "": + PreprocessedFile = InjectedFile + LineControlDirectiveFound = True + continue + elif PreprocessedFile == "" or InjectedFile != PreprocessedFile: + continue + + if LineIndexOfOriginalFile is None: + # + # Any non-empty lines must be from original preprocessed file. + # And this must be the first one. + # + LineIndexOfOriginalFile = Index + EdkLogger.verbose("Found original file content starting from line %d" + % (LineIndexOfOriginalFile + 1)) + + if TrimLong: + Line = gLongNumberPattern.sub(r"\1", Line) + # convert HEX number format if indicated + if ConvertHex: + Line = gHexNumberPattern.sub(r"0\2h", Line) + else: + Line = gHexNumberPattern.sub(r"\1\2", Line) + + # convert Decimal number format + Line = gDecNumberPattern.sub(r"\1", Line) + + if LineNumber is not None: + EdkLogger.verbose("Got line directive: line=%d" % LineNumber) + # in case preprocessor removed some lines, like blank or comment lines + if LineNumber <= len(NewLines): + # possible? + NewLines[LineNumber - 1] = Line + else: + if LineNumber > (len(NewLines) + 1): + for LineIndex in range(len(NewLines), LineNumber-1): + NewLines.append(TAB_LINE_BREAK) + NewLines.append(Line) + LineNumber = None + EdkLogger.verbose("Now we have lines: %d" % len(NewLines)) + else: + NewLines.append(Line) + + # in case there's no line directive or linemarker found + if (not LineControlDirectiveFound) and NewLines == []: + MulPatternFlag = False + SinglePatternFlag = False + Brace = 0 + for Index in range(len(Lines)): + Line = Lines[Index] + if MulPatternFlag == False and gTypedef_MulPattern.search(Line) is None: + if SinglePatternFlag == False and gTypedef_SinglePattern.search(Line) is None: + # remove "#pragram pack" directive + if gPragmaPattern.search(Line) is None: + NewLines.append(Line) + continue + elif SinglePatternFlag == False: + SinglePatternFlag = True + if Line.find(";") >= 0: + SinglePatternFlag = False + elif MulPatternFlag == False: + # found "typedef struct, typedef union, union, struct", keep its position and set a flag + MulPatternFlag = True + + # match { and } to find the end of typedef definition + if Line.find("{") >= 0: + Brace += 1 + elif Line.find("}") >= 0: + Brace -= 1 + + # "typedef struct, typedef union, union, struct" must end with a ";" + if Brace == 0 and Line.find(";") >= 0: + MulPatternFlag = False + + # save to file + try: + with open(Target, 'w') as File: + File.writelines(NewLines) + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=Target) + +## Trim preprocessed VFR file +# +# Remove extra content made by preprocessor. The preprocessor doesn't need to +# enable line number generation option when preprocessing. +# +# @param Source File to be trimmed +# @param Target File to store the trimmed content +# +def TrimPreprocessedVfr(Source, Target): + CreateDirectory(os.path.dirname(Target)) + + try: + with open(Source, "r") as File: + Lines = File.readlines() + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=Source) + # read whole file + + FoundTypedef = False + Brace = 0 + TypedefStart = 0 + TypedefEnd = 0 + for Index in range(len(Lines)): + Line = Lines[Index] + # don't trim the lines from "formset" definition to the end of file + if Line.strip() == 'formset': + break + + if FoundTypedef == False and (Line.find('#line') == 0 or Line.find('# ') == 0): + # empty the line number directive if it's not aomong "typedef struct" + Lines[Index] = "\n" + continue + + if FoundTypedef == False and gTypedefPattern.search(Line) is None: + # keep "#pragram pack" directive + if gPragmaPattern.search(Line) is None: + Lines[Index] = "\n" + continue + elif FoundTypedef == False: + # found "typedef struct", keept its position and set a flag + FoundTypedef = True + TypedefStart = Index + + # match { and } to find the end of typedef definition + if Line.find("{") >= 0: + Brace += 1 + elif Line.find("}") >= 0: + Brace -= 1 + + # "typedef struct" must end with a ";" + if Brace == 0 and Line.find(";") >= 0: + FoundTypedef = False + TypedefEnd = Index + # keep all "typedef struct" except to GUID, EFI_PLABEL and PAL_CALL_RETURN + if Line.strip("} ;\r\n") in [TAB_GUID, "EFI_PLABEL", "PAL_CALL_RETURN"]: + for i in range(TypedefStart, TypedefEnd+1): + Lines[i] = "\n" + + # save all lines trimmed + try: + with open(Target, 'w') as File: + File.writelines(Lines) + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=Target) + +## Read the content ASL file, including ASL included, recursively +# +# @param Source File to be read +# @param Indent Spaces before the Include() statement +# @param IncludePathList The list of external include file +# @param LocalSearchPath If LocalSearchPath is specified, this path will be searched +# first for the included file; otherwise, only the path specified +# in the IncludePathList will be searched. +# +def DoInclude(Source, Indent='', IncludePathList=[], LocalSearchPath=None, IncludeFileList = None, filetype=None): + NewFileContent = [] + if IncludeFileList is None: + IncludeFileList = [] + try: + # + # Search LocalSearchPath first if it is specified. + # + if LocalSearchPath: + SearchPathList = [LocalSearchPath] + IncludePathList + else: + SearchPathList = IncludePathList + + for IncludePath in SearchPathList: + IncludeFile = os.path.join(IncludePath, Source) + if os.path.isfile(IncludeFile): + try: + with open(IncludeFile, "r") as File: + F = File.readlines() + except: + with codecs.open(IncludeFile, "r", encoding='utf-8') as File: + F = File.readlines() + break + else: + EdkLogger.warn("Trim", "Failed to find include file %s" % Source) + return [] + except: + EdkLogger.warn("Trim", FILE_OPEN_FAILURE, ExtraData=Source) + return [] + + + # avoid A "include" B and B "include" A + IncludeFile = os.path.abspath(os.path.normpath(IncludeFile)) + if IncludeFile in gIncludedAslFile: + EdkLogger.warn("Trim", "Circular include", + ExtraData= "%s -> %s" % (" -> ".join(gIncludedAslFile), IncludeFile)) + return [] + gIncludedAslFile.append(IncludeFile) + IncludeFileList.append(IncludeFile.strip()) + for Line in F: + LocalSearchPath = None + if filetype == "ASL": + Result = gAslIncludePattern.findall(Line) + if len(Result) == 0: + Result = gAslCIncludePattern.findall(Line) + if len(Result) == 0 or os.path.splitext(Result[0][1])[1].lower() not in [".asl", ".asi"]: + NewFileContent.append("%s%s" % (Indent, Line)) + continue + # + # We should first search the local directory if current file are using pattern #include "XXX" + # + if Result[0][2] == '"': + LocalSearchPath = os.path.dirname(IncludeFile) + CurrentIndent = Indent + Result[0][0] + IncludedFile = Result[0][1] + NewFileContent.extend(DoInclude(IncludedFile, CurrentIndent, IncludePathList, LocalSearchPath,IncludeFileList,filetype)) + NewFileContent.append("\n") + elif filetype == "ASM": + Result = gIncludePattern.findall(Line) + if len(Result) == 0: + NewFileContent.append("%s%s" % (Indent, Line)) + continue + + IncludedFile = Result[0] + + IncludedFile = IncludedFile.strip() + IncludedFile = os.path.normpath(IncludedFile) + NewFileContent.extend(DoInclude(IncludedFile, '', IncludePathList, LocalSearchPath,IncludeFileList,filetype)) + NewFileContent.append("\n") + + gIncludedAslFile.pop() + + return NewFileContent + + +## Trim ASL file +# +# Replace ASL include statement with the content the included file +# +# @param Source File to be trimmed +# @param Target File to store the trimmed content +# @param IncludePathFile The file to log the external include path +# +def TrimAslFile(Source, Target, IncludePathFile,AslDeps = False): + CreateDirectory(os.path.dirname(Target)) + + SourceDir = os.path.dirname(Source) + if SourceDir == '': + SourceDir = '.' + + # + # Add source directory as the first search directory + # + IncludePathList = [SourceDir] + + # + # If additional include path file is specified, append them all + # to the search directory list. + # + if IncludePathFile: + try: + LineNum = 0 + with open(IncludePathFile, 'r') as File: + FileLines = File.readlines() + for Line in FileLines: + LineNum += 1 + if Line.startswith("/I") or Line.startswith ("-I"): + IncludePathList.append(Line[2:].strip()) + else: + EdkLogger.warn("Trim", "Invalid include line in include list file.", IncludePathFile, LineNum) + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=IncludePathFile) + AslIncludes = [] + Lines = DoInclude(Source, '', IncludePathList,IncludeFileList=AslIncludes,filetype='ASL') + AslIncludes = [item for item in AslIncludes if item !=Source] + SaveFileOnChange(os.path.join(os.path.dirname(Target),os.path.basename(Source))+".trim.deps", " \\\n".join([Source+":"] +AslIncludes),False) + + # + # Undef MIN and MAX to avoid collision in ASL source code + # + Lines.insert(0, "#undef MIN\n#undef MAX\n") + + # save all lines trimmed + try: + with open(Target, 'w') as File: + File.writelines(Lines) + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=Target) + +## Trim ASM file +# +# Output ASM include statement with the content the included file +# +# @param Source File to be trimmed +# @param Target File to store the trimmed content +# @param IncludePathFile The file to log the external include path +# +def TrimAsmFile(Source, Target, IncludePathFile): + CreateDirectory(os.path.dirname(Target)) + + SourceDir = os.path.dirname(Source) + if SourceDir == '': + SourceDir = '.' + + # + # Add source directory as the first search directory + # + IncludePathList = [SourceDir] + # + # If additional include path file is specified, append them all + # to the search directory list. + # + if IncludePathFile: + try: + LineNum = 0 + with open(IncludePathFile, 'r') as File: + FileLines = File.readlines() + for Line in FileLines: + LineNum += 1 + if Line.startswith("/I") or Line.startswith ("-I"): + IncludePathList.append(Line[2:].strip()) + else: + EdkLogger.warn("Trim", "Invalid include line in include list file.", IncludePathFile, LineNum) + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=IncludePathFile) + AsmIncludes = [] + Lines = DoInclude(Source, '', IncludePathList,IncludeFileList=AsmIncludes,filetype='ASM') + AsmIncludes = [item for item in AsmIncludes if item != Source] + if AsmIncludes: + SaveFileOnChange(os.path.join(os.path.dirname(Target),os.path.basename(Source))+".trim.deps", " \\\n".join([Source+":"] +AsmIncludes),False) + # save all lines trimmed + try: + with open(Target, 'w') as File: + File.writelines(Lines) + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, ExtraData=Target) + +def GenerateVfrBinSec(ModuleName, DebugDir, OutputFile): + VfrNameList = [] + if os.path.isdir(DebugDir): + for CurrentDir, Dirs, Files in os.walk(DebugDir): + for FileName in Files: + Name, Ext = os.path.splitext(FileName) + if Ext == '.c' and Name != 'AutoGen': + VfrNameList.append (Name + 'Bin') + + VfrNameList.append (ModuleName + 'Strings') + + EfiFileName = os.path.join(DebugDir, ModuleName + '.efi') + MapFileName = os.path.join(DebugDir, ModuleName + '.map') + VfrUniOffsetList = GetVariableOffset(MapFileName, EfiFileName, VfrNameList) + + if not VfrUniOffsetList: + return + + try: + fInputfile = open(OutputFile, "wb+") + except: + EdkLogger.error("Trim", FILE_OPEN_FAILURE, "File open failed for %s" %OutputFile, None) + + # Use a instance of BytesIO to cache data + fStringIO = BytesIO() + + for Item in VfrUniOffsetList: + if (Item[0].find("Strings") != -1): + # + # UNI offset in image. + # GUID + Offset + # { 0x8913c5e0, 0x33f6, 0x4d86, { 0x9b, 0xf1, 0x43, 0xef, 0x89, 0xfc, 0x6, 0x66 } } + # + UniGuid = b'\xe0\xc5\x13\x89\xf63\x86M\x9b\xf1C\xef\x89\xfc\x06f' + fStringIO.write(UniGuid) + UniValue = pack ('Q', int (Item[1], 16)) + fStringIO.write (UniValue) + else: + # + # VFR binary offset in image. + # GUID + Offset + # { 0xd0bc7cb4, 0x6a47, 0x495f, { 0xaa, 0x11, 0x71, 0x7, 0x46, 0xda, 0x6, 0xa2 } }; + # + VfrGuid = b'\xb4|\xbc\xd0Gj_I\xaa\x11q\x07F\xda\x06\xa2' + fStringIO.write(VfrGuid) + type (Item[1]) + VfrValue = pack ('Q', int (Item[1], 16)) + fStringIO.write (VfrValue) + + # + # write data into file. + # + try : + fInputfile.write (fStringIO.getvalue()) + except: + EdkLogger.error("Trim", FILE_WRITE_FAILURE, "Write data to file %s failed, please check whether the file been locked or using by other applications." %OutputFile, None) + + fStringIO.close () + fInputfile.close () + + +## Parse command line options +# +# Using standard Python module optparse to parse command line option of this tool. +# +# @retval Options A optparse.Values object containing the parsed options +# @retval InputFile Path of file to be trimmed +# +def Options(): + OptionList = [ + make_option("-s", "--source-code", dest="FileType", const="SourceCode", action="store_const", + help="The input file is preprocessed source code, including C or assembly code"), + make_option("-r", "--vfr-file", dest="FileType", const="Vfr", action="store_const", + help="The input file is preprocessed VFR file"), + make_option("--Vfr-Uni-Offset", dest="FileType", const="VfrOffsetBin", action="store_const", + help="The input file is EFI image"), + make_option("--asl-deps", dest="AslDeps", const="True", action="store_const", + help="Generate Asl dependent files."), + make_option("-a", "--asl-file", dest="FileType", const="Asl", action="store_const", + help="The input file is ASL file"), + make_option( "--asm-file", dest="FileType", const="Asm", action="store_const", + help="The input file is asm file"), + make_option("-c", "--convert-hex", dest="ConvertHex", action="store_true", + help="Convert standard hex format (0xabcd) to MASM format (abcdh)"), + + make_option("-l", "--trim-long", dest="TrimLong", action="store_true", + help="Remove postfix of long number"), + make_option("-i", "--include-path-file", dest="IncludePathFile", + help="The input file is include path list to search for ASL include file"), + make_option("-o", "--output", dest="OutputFile", + help="File to store the trimmed content"), + make_option("--ModuleName", dest="ModuleName", help="The module's BASE_NAME"), + make_option("--DebugDir", dest="DebugDir", + help="Debug Output directory to store the output files"), + make_option("-v", "--verbose", dest="LogLevel", action="store_const", const=EdkLogger.VERBOSE, + help="Run verbosely"), + make_option("-d", "--debug", dest="LogLevel", type="int", + help="Run with debug information"), + make_option("-q", "--quiet", dest="LogLevel", action="store_const", const=EdkLogger.QUIET, + help="Run quietly"), + make_option("-?", action="help", help="show this help message and exit"), + ] + + # use clearer usage to override default usage message + UsageString = "%prog [-s|-r|-a|--Vfr-Uni-Offset] [-c] [-v|-d <debug_level>|-q] [-i <include_path_file>] [-o <output_file>] [--ModuleName <ModuleName>] [--DebugDir <DebugDir>] [<input_file>]" + + Parser = OptionParser(description=__copyright__, version=__version__, option_list=OptionList, usage=UsageString) + Parser.set_defaults(FileType="Vfr") + Parser.set_defaults(ConvertHex=False) + Parser.set_defaults(LogLevel=EdkLogger.INFO) + + Options, Args = Parser.parse_args() + + # error check + if Options.FileType == 'VfrOffsetBin': + if len(Args) == 0: + return Options, '' + elif len(Args) > 1: + EdkLogger.error("Trim", OPTION_NOT_SUPPORTED, ExtraData=Parser.get_usage()) + if len(Args) == 0: + EdkLogger.error("Trim", OPTION_MISSING, ExtraData=Parser.get_usage()) + if len(Args) > 1: + EdkLogger.error("Trim", OPTION_NOT_SUPPORTED, ExtraData=Parser.get_usage()) + + InputFile = Args[0] + return Options, InputFile + +## Entrance method +# +# This method mainly dispatch specific methods per the command line options. +# If no error found, return zero value so the caller of this tool can know +# if it's executed successfully or not. +# +# @retval 0 Tool was successful +# @retval 1 Tool failed +# +def Main(): + try: + EdkLogger.Initialize() + CommandOptions, InputFile = Options() + if CommandOptions.LogLevel < EdkLogger.DEBUG_9: + EdkLogger.SetLevel(CommandOptions.LogLevel + 1) + else: + EdkLogger.SetLevel(CommandOptions.LogLevel) + except FatalError as X: + return 1 + + try: + if CommandOptions.FileType == "Vfr": + if CommandOptions.OutputFile is None: + CommandOptions.OutputFile = os.path.splitext(InputFile)[0] + '.iii' + TrimPreprocessedVfr(InputFile, CommandOptions.OutputFile) + elif CommandOptions.FileType == "Asl": + if CommandOptions.OutputFile is None: + CommandOptions.OutputFile = os.path.splitext(InputFile)[0] + '.iii' + TrimAslFile(InputFile, CommandOptions.OutputFile, CommandOptions.IncludePathFile,CommandOptions.AslDeps) + elif CommandOptions.FileType == "VfrOffsetBin": + GenerateVfrBinSec(CommandOptions.ModuleName, CommandOptions.DebugDir, CommandOptions.OutputFile) + elif CommandOptions.FileType == "Asm": + TrimAsmFile(InputFile, CommandOptions.OutputFile, CommandOptions.IncludePathFile) + else : + if CommandOptions.OutputFile is None: + CommandOptions.OutputFile = os.path.splitext(InputFile)[0] + '.iii' + TrimPreprocessedFile(InputFile, CommandOptions.OutputFile, CommandOptions.ConvertHex, CommandOptions.TrimLong) + except FatalError as X: + import platform + import traceback + if CommandOptions is not None and CommandOptions.LogLevel <= EdkLogger.DEBUG_9: + EdkLogger.quiet("(Python %s on %s) " % (platform.python_version(), sys.platform) + traceback.format_exc()) + return 1 + except: + import traceback + import platform + EdkLogger.error( + "\nTrim", + CODE_ERROR, + "Unknown fatal error when trimming [%s]" % InputFile, + ExtraData="\n(Please send email to %s for help, attaching following call stack trace!)\n" % MSG_EDKII_MAIL_ADDR, + RaiseError=False + ) + EdkLogger.quiet("(Python %s on %s) " % (platform.python_version(), sys.platform) + traceback.format_exc()) + return 1 + + return 0 + +if __name__ == '__main__': + r = Main() + ## 0-127 is a safe return range, and 1 is a standard default error + if r < 0 or r > 127: r = 1 + sys.exit(r) + |