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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.