Toolkit Tutorial: Advanced Programming

  dt_Handle conversion , container1 , string , container2 ;
  dt_Integer length ;
  char line [ 256 ];
  int i = 0 ;

  /* prepare a MDL-to-Daylight conversion */
  conversion = dt_alloc_conversion ( DX_CONV_FMT_MDL , DX_CONV_FMT_DAY );

  /* get file and put in a container */
  container1 = dt_alloc_seq ();
  file = fopen ( filename , "r" );
  while ( NULL != ( fgets ( line , 256 , file ))) {
    string = dt_alloc_string ( strlen ( line ), line );
    dt_append ( container1 , string );

    if ( 100 == ++ i ) {
      /* convert data */
      container2 = dt_convert ( container1 );

      /* output results */
      while ( NULL_OB != ( string = dt_next ( container ))) {
      value = dt_stringvalue ( & length , string );
      printf ( "%.*s\n" , length , string );
      }
      i = 0 ;
    }
  }
  fclose ( file );