47 lines
1.6 KiB
OCaml
47 lines
1.6 KiB
OCaml
(**************************************************************************)
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(* *)
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(* OCaml *)
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(* *)
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(* Sebastien Hinderer, projet Gallium, INRIA Paris *)
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(* *)
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(* Copyright 2016 Institut National de Recherche en Informatique et *)
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(* en Automatique. *)
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(* *)
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(* All rights reserved. This file is distributed under the terms of *)
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(* the GNU Lesser General Public License version 2.1, with the *)
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(* special exception on linking described in the file LICENSE. *)
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(* *)
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(**************************************************************************)
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(* Definition of environment variables *)
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type value = string
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type exporter = value -> string
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type t
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val compare : t -> t -> int
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exception Empty_variable_name
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exception Variable_already_registered of string
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exception No_such_variable of string
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val make : string * string -> t
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val make_with_exporter : exporter -> string * string -> t
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val name_of_variable : t -> string
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val description_of_variable : t -> string
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val register_variable : t -> unit
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val find_variable : string -> t option
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val string_of_binding : t -> value -> string
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val get_registered_variables : unit -> t list
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