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(**************************************************************************)
(*                                                                        *)
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(*  Copyright (C) 2010-                                                   *)
(*    Francois Bobot                                                      *)
(*    Jean-Christophe Filliatre                                           *)
(*    Johannes Kanig                                                      *)
(*    Andrei Paskevich                                                    *)
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(*                                                                        *)
(*  This software is free software; you can redistribute it and/or        *)
(*  modify it under the terms of the GNU Library General Public           *)
(*  License version 2.1, with the special exception on linking            *)
(*  described in file LICENSE.                                            *)
(*                                                                        *)
(*  This software is distributed in the hope that it will be useful,      *)
(*  but WITHOUT ANY WARRANTY; without even the implied warranty of        *)
(*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                  *)
(*                                                                        *)
(**************************************************************************)
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open Format

(*s Line number for an absolute position *)

val report_line : formatter -> Lexing.position -> unit

(* Lexing positions *)

type position = Lexing.position * Lexing.position

exception Located of position * exn

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val set_file : string -> Lexing.lexbuf -> unit

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val string : position -> string
val parse : string -> position

val dummy_position : position

type floc = string * int * int * int

val dummy_floc : floc

val extract :  position -> floc
val gen_report_line : formatter -> floc -> unit
val gen_report_position : formatter -> position -> unit
val report_position : formatter -> position -> unit
val report_obligation_position : ?onlybasename:bool -> formatter -> floc -> unit


(* for both type [t] and [position] *)

val join : 'a * 'b -> 'a * 'b -> 'a * 'b

val current_offset : int ref
val reloc : Lexing.position -> Lexing.position

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(*
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(* Identifiers localization *)

val add_ident : string -> floc -> unit
val ident : string -> floc
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*)