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|
(*************************************************************************
PROJET RNRT Calife - 2001
Author: Pierre Crégut - France Télécom R&D
Licence : LGPL version 2.1
*************************************************************************)
DECLARE PLUGIN "romega_plugin"
open Ltac_plugin
open Names
open Refl_omega
open Stdarg
let eval_tactic name =
let dp = DirPath.make (List.map Id.of_string ["PreOmega"; "omega"; "Coq"]) in
let kn = KerName.make2 (ModPath.MPfile dp) (Label.make name) in
let tac = Tacenv.interp_ltac kn in
Tacinterp.eval_tactic tac
let romega_tactic unsafe l =
let tacs = List.map
(function
| "nat" -> eval_tactic "zify_nat"
| "positive" -> eval_tactic "zify_positive"
| "N" -> eval_tactic "zify_N"
| "Z" -> eval_tactic "zify_op"
| s -> CErrors.user_err Pp.(str ("No ROmega knowledge base for type "^s)))
(Util.List.sort_uniquize String.compare l)
in
Tacticals.New.tclTHEN
(Tacticals.New.tclREPEAT (Proofview.tclPROGRESS (Tacticals.New.tclTHENLIST tacs)))
(Tacticals.New.tclTHEN
(* because of the contradiction process in (r)omega,
we'd better leave as little as possible in the conclusion,
for an easier decidability argument. *)
(Tactics.intros)
(total_reflexive_omega_tactic unsafe))
TACTIC EXTEND romega
| [ "romega" ] -> [ romega_tactic false [] ]
| [ "unsafe_romega" ] -> [ romega_tactic true [] ]
END
TACTIC EXTEND romega'
| [ "romega" "with" ne_ident_list(l) ] ->
[ romega_tactic false (List.map Names.Id.to_string l) ]
| [ "romega" "with" "*" ] -> [ romega_tactic false ["nat";"positive";"N";"Z"] ]
END
|
