從Unix轉換到Windows時，我得到正確的輸出;但是，從Windows到Unix時，我得到了一些奇怪的輸出。我認為我必須允許的是刪除回車'\ r'。雖然這不起作用。當我運行代碼后打開文本文件時，我得到了一些奇怪的結果，第一行是正確的，然后所有的地獄破壞。
int main( )
{
bool windows = false;
char source[256];
char destination[256]; // Allocate the max amount of space for the filenames.
cout << "Please enter the name of the source file: ";
cin >> source;
ifstream fin( source, ios::binary );
if ( !fin ) // Check to make sure the source file exists.
{
cerr << "File " << source << " not found!";
getch();
return 1;
}//endif
cout << "Please enter the name of the destination file: ";
cin >> destination;
ifstream fest( destination );
if ( fest ) // Check to see if the destination file already exists.
{
cout << "The file " << destination << " already exists!" << endl;
cout << "If you would like to truncate the data, please enter 'Y', "
<< "otherwise enter 'N' to quit: ";
char answer = char( getch() );
if ( answer == 'n' || answer == 'N' )
{
return 1;
}//endif
}//endif
clrscr(); // Clear screen for neatness.
ofstream fout( destination, ios::binary );
if ( !fout.good() ) // Check to see if the destination file can be edited.
{
cout << destination << "could not be opened!" << endl;
getch();
return 1;
}//endif
// Open the destination file in binary mode.
fout.open( destination, ios::binary );
char ch = fin.get(); // Set ch to the first char in the source file.
while ( !fin.eof() )
{
if ( ch == '\x0D' ) // If ch is a carriage return, then the source file
{ // must be in a windows format.
windows = true;
}//endif
if ( windows == true )
{
ch = fin.get(); // Advance ch, so that at the bottom of the loop, the
}//endif // carriage return is not coppied into the new file.
if ( windows == false )
{
if ( ch == '\x0A' ) // If the file is in the Unix format..
{
fout.put( '\x0D' ); // When a new line is found, output a carriage
}//endif // return.
}//endif
fout.put( ch );
ch = fin.get();
}//endwh
if ( windows == true )
{
fout.put( '\x0A' );
}//endif
fout.close();
fin.close(); // Close yer files.
if ( windows == true ) // A little output for user-friendly-ness.
{
cout << "The contents of " << source << " have been coppied to "
<< destination << " and converted to Unix format." << endl;
}else{
cout << "The contents of " << source << " have been coppied to "
<< destination << " and converted to Windows format." << endl;
}//endif
cout << "Enter any key to quit.." << endl;
getch();
return 0;
}//endmn
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