57 lines
1.6 KiB
OCaml
57 lines
1.6 KiB
OCaml
(***********************************************************************)
|
|
(* *)
|
|
(* Objective Caml *)
|
|
(* *)
|
|
(* Luc Maranget, projet Moscova, INRIA Rocquencourt *)
|
|
(* *)
|
|
(* Copyright 2002 Institut National de Recherche en Informatique et *)
|
|
(* en Automatique. All rights reserved. This file is distributed *)
|
|
(* under the terms of the Q Public License version 1.0. *)
|
|
(* *)
|
|
(***********************************************************************)
|
|
|
|
type 'a t = {mutable next : int ; mutable data : 'a array}
|
|
|
|
let default_size = 32
|
|
;;
|
|
|
|
let create x = {next = 0 ; data = Array.create default_size x}
|
|
and reset t = t.next <- 0
|
|
;;
|
|
|
|
let incr_table table new_size =
|
|
let t = Array.create new_size table.data.(0) in
|
|
Array.blit table.data 0 t 0 (Array.length table.data) ;
|
|
table.data <- t
|
|
|
|
let emit table i =
|
|
let size = Array.length table.data in
|
|
if table.next >= size then
|
|
incr_table table (2*size);
|
|
table.data.(table.next) <- i ;
|
|
table.next <- table.next + 1
|
|
;;
|
|
|
|
|
|
exception Error
|
|
|
|
let get t i =
|
|
if 0 <= i && i < t.next then
|
|
t.data.(i)
|
|
else
|
|
raise Error
|
|
|
|
let trim t =
|
|
let r = Array.sub t.data 0 t.next in
|
|
reset t ;
|
|
r
|
|
|
|
let iter t f =
|
|
let size = t.next
|
|
and data = t.data in
|
|
for i = 0 to size-1 do
|
|
f data.(i)
|
|
done
|
|
|
|
let size t = t.next
|