Class virtual Lwt_engine.select_based
class virtual select_based : object..end
Abstract class for engines based on a select-like function. Inherits
method private virtual select :
Unix.file_descr list ->
Unix.file_descr list ->
float -> Unix.file_descr list * Unix.file_descr list
select fds_r fds_w timeout waits for either:
- one of the file descriptor of fds_r to become readable
- one of the file descriptor of fds_w to become writable
- timeout to expire
and returns the list of readable file descriptor and the list of writable file descriptors.