Re_TGZ = re.compile('.tar.gz$')
        if not Re_TGZ.search(Download):
          Download = "No tar.gz:" + Download
          print Download
          sys.exit()

        ### Get the filename.
        Temp = string.split(Download, '/')
        self.mysql_file = Temp[-1]
        if len(self.mysql_file) < 1:
          print "ERROR: download file has bad name.", self.mysql_file
          sys.exit()
        self.download_type = "manual"
        self.mysql_compile_dir = Re_TGZ.sub('', self.mysql_file)

        ### Get the directories.
        Temp = string.split(Download[::-1], '/', 1)
        self.ftp_dir = Temp[1][::-1]
        self.prefix = "/usr/local/" + self.mysql_compile_dir