Toolkit Tutorial: Advanced Programming



  
dt_Handle
 
container
;

  

dt_Integer
 
length
;

  

dt_String
 
string
;

  

char
 
input
[
8192
];


  

/* put program input as a string or a sequence of strings */

  

object
 
=
 
dt_alloc_string
(
strlen
(
input
),
 
input
);

  

container
 
=
 
dt_converse
(
program
,
 
object
);

  

dt_dealloc
(
object
);


  

/* get program output as a sequence of strings */

  

object
 
=
 
dt_next
(
container
);

  

if
 
(
NULL_OB
 
!=
 
(
string
 
=
 
dt_stringvalue
(
&
length
,
 
object
)))

    

printf
(
"%.*s\n"
,
 
length
,
 
string
);

  

dt_dealloc
(
object
);

  

dt_dealloc
(
container
);