class interactive_output :This class inherits from?on_destroy:unit -> unit -> name:string -> command:string ->
object
..end
Ed_outputs.text_output
to display the output of a
command given at the creation of an instance; The run text f
method sends
the given text
on the command stdin. The f
function is then called,
with 0 as parameter if output was ok, orelse 1.
On the destruction of the output, the channels used to communicate
with the command are closed and the command is waited.