Toolkit Tutorial: Programming



  
/* The molecule sequence does not refer to another object. */

  

if
 
(
dt_base
(
container
)
 
==
 
NULL_OB
)

    

printf
(
"There is no base object of the sequence.\n"
);


  

/* The proper way to deallocate a sequence and its
     contents is to reset the container, delete and
     deallocate each item, then deallocate the container. */


  

dt_reset
(
container
);

  

while
 
(
NULL_OB
 
!=
 
(
object
 
=
 
dt_next
(
container
)))
 
{

    

dt_delete
(
object
);

    

dt_dealloc
(
object
);

  

}

  

dt_dealloc
(
container
);