(* ||M|| This file is part of HELM, an Hypertextual, Electronic ||A|| Library of Mathematics, developed at the Computer Science ||T|| Department, University of Bologna, Italy. ||I|| ||T|| HELM is free software; you can redistribute it and/or ||A|| modify it under the terms of the GNU General Public License \ / version 2 or (at your option) any later version. \ / This software is distributed as is, NO WARRANTY. V_______________________________________________________________ *) module P = Printf module U = NUri module C = Cps module L = Log module H = Hierarchy module AO = AutOutput module MA = MetaAut module MO = MetaOutput module MBrg = MetaBrg module BrgO = BrgOutput module BrgT = BrgType module BrgU = BrgUntrusted module MBag = MetaBag module BagO = BagOutput module BagR = BagReduction module BagU = BagUntrusted type status = { mst : MA.status; ac : AO.counters; mc : MO.counters; brgc: BrgO.counters; bagc: BagO.counters } let initial_status = { ac = AO.initial_counters; mc = MO.initial_counters; brgc = BrgO.initial_counters; bagc = BagO.initial_counters; mst = MA.initial_status } let count count_fun c item = if !L.level > 2 then count_fun C.start c item else c let flush () = L.flush 0; L.flush_err () let bag_error s msg = L.error BagO.specs (L.Warn s :: L.Loc :: msg); flush () let brg_error s msg = L.error BrgO.specs (L.Warn s :: L.Loc :: msg); flush () (* kernel related ***********************************************************) type kernel = Brg | Bag type kernel_item = BrgItem of Brg.item | BagItem of Bag.item let kernel = ref Brg let print_counters st = match !kernel with | Brg -> BrgO.print_counters C.start st.brgc | Bag -> BagO.print_counters C.start st.bagc let kernel_of_meta f st item = match !kernel with | Brg -> let f item = f st (BrgItem item) in MBrg.brg_of_meta f item | Bag -> let f item = f st (BagItem item) in MBag.bag_of_meta f item let count_item st = function | BrgItem item -> {st with brgc = count BrgO.count_item st.brgc item} | BagItem item -> {st with bagc = count BagO.count_item st.bagc item} let type_check f st g = function | BrgItem item -> let f _ = function | None -> f st None | Some (i, u, _) -> f st (Some (i, u)) in BrgU.type_check f g item | BagItem item -> let f _ = function | None -> f st None | Some (i, u, _) -> f st (Some (i, u)) in BagU.type_check f g item let indexes () = match !kernel with | Brg -> BrgO.indexes := true | Bag -> BagO.indexes := true let si () = match !kernel with | Brg -> BrgT.si := true | Bag -> BagR.nsi := true (****************************************************************************) let main = try let version_string = "Helena 0.8.0 M - June 2009" in let stage = ref 3 in let meta_file = ref None in let set_hierarchy s = let f = function | Some g -> H.graph := g | None -> L.warn (P.sprintf "Unknown type hierarchy: %s" s) in H.graph_of_string f s in let set_kernel = function | "brg" -> kernel := Brg | "bag" -> kernel := Bag | s -> L.warn (P.sprintf "Unknown kernel version: %s" s) in let set_summary i = L.level := i in let print_version () = L.warn (version_string ^ "\n"); exit 0 in let set_stage i = stage := i in let close = function | None -> () | Some (och, _) -> close_out och in let set_meta_file name = close !meta_file; let och = open_out name in let frm = Format.formatter_of_out_channel och in Format.pp_set_margin frm max_int; meta_file := Some (och, frm) in let read_file name = if !L.level > 0 then Time.gmtime version_string; if !L.level > 1 then L.warn (P.sprintf "Processing file: %s" name); if !L.level > 0 then Time.utime_stamp "started"; let ich = open_in name in let lexbuf = Lexing.from_channel ich in let book = AutParser.book AutLexer.token lexbuf in close_in ich; if !L.level > 0 then Time.utime_stamp "parsed"; let rec aux st = function | [] -> st | item :: tl -> (* stage 3 *) let f st = function | None -> st | Some (i, u) -> Log.warn (P.sprintf "[%u] %s" i (U.string_of_uri u)); st in (* stage 2 *) let f st item = let st = count_item st item in if !stage > 2 then type_check f st !H.graph item else st in (* stage 1 *) let f st mst item = let st = {st with mst = mst; mc = count MO.count_item st.mc item } in begin match !meta_file with | None -> () | Some (_, frm) -> MO.pp_item C.start frm item end; if !stage > 1 then kernel_of_meta f st item else st in (* stage 0 *) let st = {st with ac = count AO.count_item st.ac item} in let st = if !stage > 0 then MA.meta_of_aut (f st) st.mst item else st in aux st tl in let st = aux initial_status book in if !L.level > 0 then Time.utime_stamp "processed"; if !L.level > 2 then AO.print_counters C.start st.ac; if !L.level > 2 && !stage > 0 then MO.print_counters C.start st.mc; if !L.level > 2 && !stage > 1 then print_counters st in let help = "Usage: helena [ -Viu | -Ss | -m | -hk ] ...\n\n" ^ "Summary levels: 0 just errors, 1 time stamps, 2 processed file names, \ 3 data information, 4 typing information, 5 reduction information\n\n" ^ "Stages: 0 parsing, 1 to intermediate, 2 to untrusted, 3 to trusted\n" in let help_S = " set summary level" in let help_V = " show version information" in let help_h = " set type hierarchy" in let help_i = " show local references by index" in let help_k = " set kernel version" in let help_m = " output intermediate representation" in let help_u = " activate sort inclusion" in let help_s = " Set translation stage" in L.box 0; L.box_err (); H.set_new_sorts ignore ["Set"; "Prop"]; Arg.parse [ ("-S", Arg.Int set_summary, help_S); ("-V", Arg.Unit print_version, help_V); ("-h", Arg.String set_hierarchy, help_h); ("-i", Arg.Unit indexes, help_i); ("-k", Arg.String set_kernel, help_k); ("-m", Arg.String set_meta_file, help_m); ("-u", Arg.Unit si, help_u); ("-s", Arg.Int set_stage, help_s) ] read_file help; if !L.level > 0 then Time.utime_stamp "at exit"; flush () with BagType.TypeError msg -> bag_error "Type Error" msg | BrgT.TypeError msg -> brg_error "Type Error" msg