/// <summary>
/// Splits the file name if it contains an executable AND an argument.
/// </summary>
private static void checkSplitFileName( ref string fileName, ref string arguments )
{
	if ( !string.IsNullOrEmpty( fileName ) )
	{
		if ( fileName.IndexOf( @"http://" ) == 0 ||
			fileName.IndexOf( @"https://" ) == 0 ||
			fileName.IndexOf( @"ftp://" ) == 0 ||
			fileName.IndexOf( @"file://" ) == 0 )
		{
			// URLs not supported, skip.
			return;
		}
		if ( File.Exists( fileName ) )
		{
			// Already a full path, do nothing.
			return;
		}
		else if ( Directory.Exists( fileName ) )
		{
			// Already a full path, do nothing.
			return;
		}
		else
		{
			// Remember.
			string originalFileName = fileName;

			if ( !string.IsNullOrEmpty( fileName ) )
			{
				fileName = fileName.Trim();
			}

			if ( !string.IsNullOrEmpty( arguments ) )
			{
				arguments = arguments.Trim();
			}

			// --

			if ( string.IsNullOrEmpty( arguments ) &&
				!string.IsNullOrEmpty( fileName ) && fileName.Length > 2 )
			{
				if ( fileName.StartsWith( @"""" ) )
				{
					int pos = fileName.IndexOf( @"""", 1 );

					if ( pos > 0 && fileName.Length > pos + 1 )
					{
						arguments = fileName.Substring( pos + 1 ).Trim();
						fileName = fileName.Substring( 0, pos + 1 ).Trim();
					}
				}
				else
				{
					int pos = fileName.IndexOf( @" " );
					if ( pos > 0 && fileName.Length > pos + 1 )
					{
						arguments = fileName.Substring( pos + 1 ).Trim();
						fileName = fileName.Substring( 0, pos + 1 ).Trim();
					}
				}
			}

			// --
			// Possibly revert back.

			if ( !string.IsNullOrEmpty( fileName ) )
			{
				string s = fileName.Trim( '"' );
				if ( !File.Exists( s ) && !Directory.Exists( s ) )
				{
					fileName = originalFileName;
				}
			}
		}
	}
}