/// <summary>
/// The main entry point for the application.
/// </summary>
public static int Main(string[] args)
{
string OutputFormat = " {0,-14} 0x{1,-14:x}";
//IO variables.
string InFilename = null;
FileStream InFileStream = null;
BinaryReader InputReader = null;
string OutFilename = null;
BinaryWriter OutputWriter = null;
//Used to pass line termination chars to FixOrConvert.
byte [] crlfArr = new byte[] { 0x0d, 0x0a };
byte [] lfArr = new byte[] { 0x0a };
//Get file expression from argument.
try
{
DirectoryInfo curdir = new DirectoryInfo(System.Environment.CurrentDirectory);
string FileExpression = null;
//Usage
if (args.Length < 1)
{
Console.WriteLine(nl + "Usage: crlf <filename | expression>" + nl);
Console.WriteLine("Requires filename or wildcard expression." + nl);
}//end if
else
{
FileExpression = args[0];
FileInfo[] files = curdir.GetFiles(FileExpression);
if (files.Length < 1)
{
Console.WriteLine("File does not exist or invalid file expression.");
return(1);
}//end if
//Loop to cover all files in expression list
foreach (FileInfo fi in files)
{
int c1 = 0;
int c2 = 0;
TermListType TermList = new TermListType();
string Reply = null;
bool NeedsFix = false;
bool AllLF = false;
bool AllCRLF = false;
bool CRLF = false;
bool LFOnly = false;
bool CROnlyFix = false;
CRFixType CRFix = CRFixType.Delete;
FileStream OutputFileStream = null;
string Prompt = null;
Console.WriteLine("Processing file: {0}", fi.Name);
//Check again that file exists. Probably redundant but doesn't hurt.
if (!File.Exists(fi.FullName))
{
Console.WriteLine("{0} does not exist, skipping file.");
continue;
}//end if
try
{
InFilename = fi.FullName;
InFileStream = new FileStream(InFilename, FileMode.Open);
InputReader = new BinaryReader(InFileStream, System.Text.Encoding.ASCII);
}//end try
catch (Exception e)
{
bool Exit = OutputException("Problem opening file: " + InFilename, e);
if (Exit)
{
return(1);
}
else //Go to next file in list.
{
continue;
}
}//end catch
InputReader.BaseStream.Seek(0, SeekOrigin.Begin);
InputReader.BaseStream.Position = 0;
if (InputReader.BaseStream.Length > 2)
{
c1 = InputReader.Read();
c2 = InputReader.Read();
} //end if
else
{
Console.WriteLine("File too small");
//Go to next file in list.
continue;
} //end else
if (c1 == 0x0a)
{
TermListItem tli = new TermListItem((long)1, TermTypeEnum.LFOnly);
TermList.Add(tli);
} //end if
long Count = 2;
//Loop through file
while (c2 > -1)
{
if (c1 == 0x0d && c2 != 0x0a)
{
TermListItem CRtli = new TermListItem((long)Count - 1, TermTypeEnum.CROnly);
TermList.Add(CRtli);
}//end if
if (c1 != 0x0d && c2 == 0x0a)
{
TermListItem LFtli = new TermListItem((long)Count, TermTypeEnum.LFOnly);
TermList.Add(LFtli);
}//end if
if (c1 == 0x0d && c2 == 0x0a)
{
TermListItem CRLFtli = new TermListItem((long)Count, TermTypeEnum.CRLF);
TermList.Add(CRLFtli);
}//end if
c1 = c2;
c2 = InputReader.Read();
Count++;
}//end while
Console.WriteLine(nl + "Number of unmatched CRs: {0, 12}", TermList.CROnlyCount);
Console.WriteLine("Number of LF-only chars {0, 12}", TermList.LFOnlyCount);
Console.WriteLine("Number of CRLF sets: {0, 12}" + nl, TermList.CRLFCount);
Console.WriteLine("Size of input file: {0}", InputReader.BaseStream.Length);
if (TermList.LFOnlyCount > 0 && TermList.CRLFCount == 0)
{
Console.WriteLine("File is LF-only terminated" + nl);
Console.WriteLine("Total number of LF terminated lines: {0}", TermList.LFOnlyCount);
AllLF = true;
}//end if
else
{
if (TermList.CRLFCount > 0 && TermList.LFOnlyCount == 0)
{
Console.WriteLine("File is CRLF terminated");
Console.WriteLine("Total number of CRLF terminated lines: {0}", TermList.CRLFCount);
AllCRLF = true;
}
else
{
if (TermList.LFOnlyCount > TermList.CRLFCount && TermList.LFOnlyCount > 0)
{
Console.WriteLine("File is mostly LF-only terminated");
NeedsFix = true;
}//end if
else
{
if (TermList.CRLFCount > TermList.LFOnlyCount && TermList.CRLFCount > 0)
{
Console.WriteLine("File is mostly CRLF terminated" + nl);
NeedsFix = true;
} //end if
} //end else
Console.WriteLine("Number of unexpected CR chars if file is LF-only: {0}" + nl,
TermList.CRLFCount);
if (TermList.CRLFCount > 0)
{
OutputLocations(TermList, TermList.FirstCRLF, OutputFormat, false, TermList.CRLFCount);
}//end if
Console.WriteLine("Number of unexpected LF-only chars if file is CRLF: {0}" + nl,
TermList.LFOnlyCount);
if (TermList.LFOnlyCount > 0)
{
OutputLocations(TermList, TermList.FirstLFOnly, OutputFormat, false, TermList.LFOnlyCount);
}//end if
else
{
Console.WriteLine("Insufficient line termination chars to " +
"determine termination type." + nl);
//Jump to next file in list.
continue;
} //end else
} //end else
} //end else
if (TermList.CROnlyCount > 0)
{
CROnlyFix = true;
Console.WriteLine("Number of unmatched CR-only chars: {0}" + nl, TermList.CROnlyCount);
OutputLocations(TermList, TermList.FirstCROnly, OutputFormat, true, TermList.CROnlyCount);
}//end if
if (NeedsFix || CROnlyFix)
{
Prompt = nl + "Do you wish to fix this file? ";
}//end if
else
{
if (AllLF)
{
Prompt = "Do you wish to convert this file to all CRLF? ";
}//end if
else
{
if (AllCRLF)
{
Prompt = "Do you wish to convert this file to all LF-only? ";
} //end if
} //end else
} //end else
Console.Write(Prompt);
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
try
{
OutFilename = Path.GetFileNameWithoutExtension(InFilename) +
".fixed" +
Path.GetExtension(InFilename);
OutputFileStream = new FileStream(OutFilename, FileMode.Create);
OutputWriter = new BinaryWriter(OutputFileStream, System.Text.Encoding.ASCII);
}//end try
catch (Exception e)
{
bool Exit = OutputException("Problem opening file: " + OutFilename, e);
if (Exit)
{
return(1);
}
else
{
continue;
}
}//end catch
//Reposition input file seek for second read from start.
InputReader.BaseStream.Seek(0, SeekOrigin.Begin);
InputReader.BaseStream.Position = 0;
//If we got here with 'yes' then we will convert to opposite if no fixes required.
if (AllLF)
{
CRLF = true;
}//end if
else
{
if (AllCRLF)
{
LFOnly = true;
} //end if
} //end else
//Since we need fixes, ask which way to convert.
//Ask to convert towards most common one first.
if (NeedsFix)
{
if (TermList.CRLFCount >= TermList.LFOnlyCount) //Mostly CRLF
{
Console.Write("Do you wish to make file CRLF? ");
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
CRLF = true;
}//end if
else
{
Console.WriteLine("Modified file will be LF-only...");
LFOnly = true;
} //end else
} //end if
else //Mostly LF-only
{
Console.Write("Do you wish to make file LF-only? ");
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
LFOnly = true;
}//end if
else
{
Console.WriteLine("Modified file will be CRLF...");
CRLF = true;
} //end else
}
} //end if
if (TermList.CROnlyCount > 0)
{
Console.Write("Do you wish to delete unmatched CR chars? ");
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
CRFix = CRFixType.Delete;
}
else
{
Console.WriteLine("Unmatched CR chars will be replaced with normal line termination.");
CRFix = CRFixType.Replace;
}
}//end if
if (NeedsFix || CROnlyFix)
{
if (CROnlyFix && !NeedsFix) //CROnlyFix case
{
if (CRLF)
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
crlfArr,
TermList.FirstCROnly,
CRFix);
}//end if
else
{
if (LFOnly)
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
lfArr,
TermList.FirstCROnly,
CRFix);
} //end if
} //end else
} //end if
else
{
if (CRLF) //Change LF-onlys to CRLF during fix
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
crlfArr,
TermList.FirstLFOnly,
CRFix);
}//end if
else
{
if (LFOnly) //Change CRLFs to LF-only during fix
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
lfArr,
TermList.FirstCRLF,
CRFix);
} //end if
} //end else
} //end if
} //end else
else //File conversion only
{
if (CRLF) //Convert to CRLF
{
FixOrConvert(TermList, InputReader, OutputWriter, crlfArr, -1, CRFix);
}//end if
else
{
if (LFOnly) //Convert to LF-only
{
FixOrConvert(TermList, InputReader, OutputWriter, lfArr, -1, CRFix);
} //end if
} //end else
} //end else
OutputWriter.BaseStream.Flush();
OutputWriter.Close();
OutputWriter = null;
Console.WriteLine(nl + "Modified file saved to: {0}", OutFilename);
} //end if
else //Reply was 'no'
{
Console.WriteLine("Exiting without creating fixed or modified file.");
}//end else
InputReader.Close();
InputReader = null;
Console.WriteLine();
} //end foreach
} //end else
return(0);
} //end try
catch (Exception e)
{
OutputException("Unexpected exception", e);
return(1);
}//end catch
finally
{
if (InputReader != null)
{
InputReader.Close();
}//end if
if (OutputWriter != null)
{
OutputWriter.Close();
} //end if
} //end finally
} //end Main
/// <summary>
/// The main entry point for the application.
/// </summary>
public static int Main(string[] args)
{
string OutputFormat = " {0,-14} 0x{1,-14:x}";
//IO variables.
string InFilename = null;
FileStream InFileStream = null;
BinaryReader InputReader = null;
string OutFilename = null;
BinaryWriter OutputWriter = null;
//Used to pass line termination chars to FixOrConvert.
byte [] crlfArr = new byte[] {0x0d, 0x0a};
byte [] lfArr = new byte[] {0x0a};
//Get file expression from argument.
try
{
DirectoryInfo curdir = new DirectoryInfo(System.Environment.CurrentDirectory);
string FileExpression = null;
//Usage
if (args.Length < 1)
{
Console.WriteLine(nl + "Usage: crlf <filename | expression>" + nl);
Console.WriteLine("Requires filename or wildcard expression." + nl);
}//end if
else
{
FileExpression = args[0];
FileInfo[] files = curdir.GetFiles(FileExpression);
if (files.Length < 1)
{
Console.WriteLine("File does not exist or invalid file expression.");
return 1;
}//end if
//Loop to cover all files in expression list
foreach (FileInfo fi in files)
{
int c1 = 0;
int c2 = 0;
TermListType TermList = new TermListType();
string Reply = null;
bool NeedsFix = false;
bool AllLF = false;
bool AllCRLF = false;
bool CRLF = false;
bool LFOnly = false;
bool CROnlyFix = false;
CRFixType CRFix = CRFixType.Delete;
FileStream OutputFileStream = null;
string Prompt = null;
Console.WriteLine("Processing file: {0}", fi.Name);
//Check again that file exists. Probably redundant but doesn't hurt.
if (!File.Exists(fi.FullName))
{
Console.WriteLine("{0} does not exist, skipping file.");
continue;
}//end if
try
{
InFilename = fi.FullName;
InFileStream = new FileStream(InFilename, FileMode.Open);
InputReader = new BinaryReader(InFileStream, System.Text.Encoding.ASCII);
}//end try
catch (Exception e)
{
bool Exit= OutputException("Problem opening file: " + InFilename, e);
if (Exit)
return 1;
else //Go to next file in list.
continue;
}//end catch
InputReader.BaseStream.Seek(0, SeekOrigin.Begin);
InputReader.BaseStream.Position = 0;
if (InputReader.BaseStream.Length > 2)
{
c1 = InputReader.Read();
c2 = InputReader.Read();
} //end if
else
{
Console.WriteLine("File too small");
//Go to next file in list.
continue;
} //end else
if (c1 == 0x0a)
{
TermListItem tli = new TermListItem((long) 1, TermTypeEnum.LFOnly);
TermList.Add(tli);
} //end if
long Count = 2;
//Loop through file
while (c2 > -1)
{
if (c1 == 0x0d && c2 != 0x0a)
{
TermListItem CRtli = new TermListItem((long) Count - 1, TermTypeEnum.CROnly);
TermList.Add(CRtli);
}//end if
if (c1 != 0x0d && c2 == 0x0a)
{
TermListItem LFtli = new TermListItem((long) Count, TermTypeEnum.LFOnly);
TermList.Add(LFtli);
}//end if
if (c1 == 0x0d && c2 == 0x0a)
{
TermListItem CRLFtli = new TermListItem((long) Count, TermTypeEnum.CRLF);
TermList.Add(CRLFtli);
}//end if
c1 = c2;
c2 = InputReader.Read();
Count++;
}//end while
Console.WriteLine(nl + "Number of unmatched CRs: {0, 12}", TermList.CROnlyCount);
Console.WriteLine("Number of LF-only chars {0, 12}", TermList.LFOnlyCount);
Console.WriteLine("Number of CRLF sets: {0, 12}" + nl, TermList.CRLFCount);
Console.WriteLine("Size of input file: {0}", InputReader.BaseStream.Length);
if (TermList.LFOnlyCount > 0 && TermList.CRLFCount == 0)
{
Console.WriteLine("File is LF-only terminated" + nl);
Console.WriteLine("Total number of LF terminated lines: {0}", TermList.LFOnlyCount);
AllLF = true;
}//end if
else
{
if (TermList.CRLFCount > 0 && TermList.LFOnlyCount == 0)
{
Console.WriteLine("File is CRLF terminated");
Console.WriteLine("Total number of CRLF terminated lines: {0}", TermList.CRLFCount);
AllCRLF = true;
}
else
{
if (TermList.LFOnlyCount > TermList.CRLFCount && TermList.LFOnlyCount > 0)
{
Console.WriteLine("File is mostly LF-only terminated");
NeedsFix = true;
}//end if
else
{
if (TermList.CRLFCount > TermList.LFOnlyCount && TermList.CRLFCount > 0)
{
Console.WriteLine("File is mostly CRLF terminated" + nl);
NeedsFix = true;
}//end if
}//end else
Console.WriteLine("Number of unexpected CR chars if file is LF-only: {0}" + nl,
TermList.CRLFCount);
if (TermList.CRLFCount > 0)
{
OutputLocations(TermList, TermList.FirstCRLF, OutputFormat, false, TermList.CRLFCount);
}//end if
Console.WriteLine("Number of unexpected LF-only chars if file is CRLF: {0}" + nl,
TermList.LFOnlyCount);
if (TermList.LFOnlyCount > 0)
{
OutputLocations(TermList, TermList.FirstLFOnly, OutputFormat, false, TermList.LFOnlyCount);
}//end if
else
{
Console.WriteLine("Insufficient line termination chars to " +
"determine termination type." + nl);
//Jump to next file in list.
continue;
}//end else
}//end else
}//end else
if (TermList.CROnlyCount > 0)
{
CROnlyFix = true;
Console.WriteLine("Number of unmatched CR-only chars: {0}" + nl, TermList.CROnlyCount);
OutputLocations(TermList, TermList.FirstCROnly, OutputFormat, true, TermList.CROnlyCount);
}//end if
if (NeedsFix || CROnlyFix)
{
Prompt = nl + "Do you wish to fix this file? ";
}//end if
else
{
if (AllLF)
{
Prompt = "Do you wish to convert this file to all CRLF? ";
}//end if
else
{
if (AllCRLF)
{
Prompt = "Do you wish to convert this file to all LF-only? ";
}//end if
}//end else
}//end else
Console.Write(Prompt);
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
try
{
OutFilename = Path.GetFileNameWithoutExtension(InFilename) +
".fixed" +
Path.GetExtension(InFilename);
OutputFileStream = new FileStream(OutFilename, FileMode.Create);
OutputWriter = new BinaryWriter(OutputFileStream, System.Text.Encoding.ASCII);
}//end try
catch (Exception e)
{
bool Exit = OutputException("Problem opening file: " + OutFilename, e);
if (Exit)
return 1;
else
continue;
}//end catch
//Reposition input file seek for second read from start.
InputReader.BaseStream.Seek(0, SeekOrigin.Begin);
InputReader.BaseStream.Position = 0;
//If we got here with 'yes' then we will convert to opposite if no fixes required.
if (AllLF)
{
CRLF = true;
}//end if
else
{
if (AllCRLF)
{
LFOnly = true;
}//end if
}//end else
//Since we need fixes, ask which way to convert.
//Ask to convert towards most common one first.
if (NeedsFix)
{
if (TermList.CRLFCount >= TermList.LFOnlyCount) //Mostly CRLF
{
Console.Write("Do you wish to make file CRLF? ");
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
CRLF = true;
}//end if
else
{
Console.WriteLine("Modified file will be LF-only...");
LFOnly = true;
}//end else
}//end if
else //Mostly LF-only
{
Console.Write("Do you wish to make file LF-only? ");
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
LFOnly = true;
}//end if
else
{
Console.WriteLine("Modified file will be CRLF...");
CRLF = true;
}//end else
}
}//end if
if (TermList.CROnlyCount > 0)
{
Console.Write("Do you wish to delete unmatched CR chars? ");
Reply = Console.ReadLine();
if (Reply.ToLower() == "y" || Reply.ToLower() == "yes")
{
CRFix = CRFixType.Delete;
}
else
{
Console.WriteLine("Unmatched CR chars will be replaced with normal line termination.");
CRFix = CRFixType.Replace;
}
}//end if
if (NeedsFix || CROnlyFix)
{
if (CROnlyFix && ! NeedsFix) //CROnlyFix case
{
if (CRLF)
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
crlfArr,
TermList.FirstCROnly,
CRFix);
}//end if
else
{
if (LFOnly)
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
lfArr,
TermList.FirstCROnly,
CRFix);
}//end if
}//end else
}//end if
else
{
if (CRLF) //Change LF-onlys to CRLF during fix
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
crlfArr,
TermList.FirstLFOnly,
CRFix);
}//end if
else
{
if (LFOnly) //Change CRLFs to LF-only during fix
{
FixOrConvert(TermList,
InputReader,
OutputWriter,
lfArr,
TermList.FirstCRLF,
CRFix);
}//end if
}//end else
}//end if
}//end else
else //File conversion only
{
if (CRLF) //Convert to CRLF
{
FixOrConvert(TermList, InputReader, OutputWriter, crlfArr, -1, CRFix);
}//end if
else
{
if (LFOnly) //Convert to LF-only
{
FixOrConvert(TermList, InputReader, OutputWriter, lfArr, -1, CRFix);
}//end if
}//end else
}//end else
OutputWriter.BaseStream.Flush();
OutputWriter.Close();
OutputWriter = null;
Console.WriteLine(nl + "Modified file saved to: {0}", OutFilename);
}//end if
else //Reply was 'no'
{
Console.WriteLine("Exiting without creating fixed or modified file.");
}//end else
InputReader.Close();
InputReader = null;
Console.WriteLine();
}//end foreach
}//end else
return 0;
}//end try
catch (Exception e)
{
OutputException("Unexpected exception", e);
return 1;
}//end catch
finally
{
if (InputReader != null)
{
InputReader.Close();
}//end if
if (OutputWriter !=null)
{
OutputWriter.Close();
}//end if
}//end finally
}//end Main
