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+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+(*i $Id: metasyntax.mli,v 1.26.2.1 2004/07/16 19:31:49 herbelin Exp $ i*)
+
+(*i*)
+open Util
+open Libnames
+open Ppextend
+open Extend
+open Tacexpr
+open Vernacexpr
+open Symbols
+open Topconstr
+(*i*)
+
+(* Adding grammar and pretty-printing objects in the environment *)
+
+val add_syntax_obj : string -> raw_syntax_entry list -> unit
+
+val add_grammar_obj : string -> raw_grammar_entry list -> unit
+val add_token_obj : string -> unit
+val add_tactic_grammar :
+  (string * (string * grammar_production list) * raw_tactic_expr) list -> unit
+
+val add_infix : locality_flag -> (string * syntax_modifier list) ->
+  reference -> (string * syntax_modifier list) option ->
+    scope_name option -> unit
+val add_distfix : locality_flag ->
+  grammar_associativity -> precedence -> string -> reference
+    -> scope_name option -> unit
+val translate_distfix : grammar_associativity -> string -> reference ->
+  Gramext.g_assoc * string * constr_expr
+
+val add_delimiters : scope_name -> string -> unit
+val add_class_scope : scope_name -> Classops.cl_typ -> unit
+
+val add_notation : locality_flag -> constr_expr
+  -> (string * syntax_modifier list) option
+  -> (string * syntax_modifier list) option
+      -> scope_name option -> unit
+
+val add_notation_interpretation : string -> Constrintern.implicits_env
+  -> constr_expr -> scope_name option -> unit
+
+val add_syntax_extension : locality_flag
+  -> (string * syntax_modifier list) option
+  -> (string * syntax_modifier list) option -> unit
+
+val print_grammar : string -> string -> unit
+
+val merge_modifiers : Gramext.g_assoc option -> int option -> 
+  syntax_modifier list -> syntax_modifier list
+
+val interp_infix_modifiers : syntax_modifier list ->
+  Gramext.g_assoc option * precedence option * bool * string located option
+
+val standardise_locatable_notation : string -> string