utils.ml

   1 let tempfailureretry f a =
   2   let rec g () =
   3     try f a with Unix.Unix_error (Unix.EINTR, _, _) -> g ()
   4   in g ()
   5 ;;
   6
   7 external cloexec : Unix.file_descr -> unit = "ml_cloexec";;
   8 external hasdata : Unix.file_descr -> bool = "ml_hasdata";;
   9 external toutf8 : int -> string = "ml_keysymtoutf8";;
  10 external mbtoutf8 : string -> string = "ml_mbtoutf8";;
  11
  12 let dolog fmt = Format.kprintf prerr_endline fmt;;
  13
  14 let exntos = function
  15   | Unix.Unix_error (e, s, a) -> Printf.sprintf "%s(%s) : %s (%d)"
  16       s a (Unix.error_message e) (Obj.magic e)
  17   | exn -> Printexc.to_string exn;
  18 ;;
  19
  20 let error fmt = Printf.kprintf failwith fmt;;
  21
  22 module IntSet = Set.Make (struct type t = int let compare = (-) end);;
  23
  24 let emptystr s = String.length s = 0;;
  25 let nonemptystr s = String.length s > 0;;