32 lines
1.0 KiB
OCaml
32 lines
1.0 KiB
OCaml
(***********************************************************************)
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(* *)
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(* Caml Special Light *)
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(* *)
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(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
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(* *)
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(* Copyright 1995 Institut National de Recherche en Informatique et *)
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(* Automatique. Distributed only by permission. *)
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(* *)
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(***********************************************************************)
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(* $Id$ *)
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type 'a t = { mutable c : 'a list }
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exception Empty
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let new () = { c = [] }
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let clear s = s.c <- []
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let push x s = s.c <- x :: s.c
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let pop s =
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match s.c with
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hd::tl -> s.c <- tl; hd
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| [] -> raise Empty
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let length s = List.length s.c
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let iter f s = List.iter f s.c
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