+++ /dev/null
-(*
- ||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 KF = Filename
-module KP = Printf
-
-module U = NUri
-module C = Cps
-module G = Options
-module N = Layer
-module E = Entity
-module R = Alpha
-module B = Brg
-
-IFDEF MANAGER THEN
-
-(* Internal functions *******************************************************)
-
-let ok = ref true
-
-let version = KP.sprintf "This file was generated by %s: do not edit" (G.version_string true)
-
-let base = "coq"
-
-let ext = ".v"
-
-let width = 70
-
-let reserved = ["if"]
-
-let alpha n =
- if List.mem n reserved then !G.alpha ^ n else n
-
-let out_preamble och =
- let ich = open_in !G.preamble in
- let rec aux () = KP.fprintf och "%s\n" (input_line ich); aux () in
- try aux () with End_of_file -> close_in ich
-
-let out_top_comment och msg =
- let padding = width - String.length msg in
- let padding = if padding >= 0 then padding else 0 in
- KP.fprintf och "(* %s %s*)\n\n" msg (String.make padding '*')
-
-let out_comment och msg =
- KP.fprintf och "(* %s *)\n" msg
-
-let out_include och src =
- KP.fprintf och "include \"%s.ma\".\n\n" src
-
-let out_uri och u =
- let str = U.string_of_uri u in
- let rec aux i =
- let c = str.[i] in
- if c = '.' then () else begin
- output_char och (if c = '/' then '_' else c);
- aux (succ i)
- end
- in
- let rec strip i n =
- if n <= 0 then succ i else
- strip (String.index_from str (succ i) '/') (pred n)
- in
- aux (strip 0 3)
-
-let out_name och a =
- let f n = function
- | true -> KP.fprintf och "%s" (alpha n)
- | false -> KP.fprintf och "_"
- in
- let err () = f "" false in
- E.name err f a
-
-let rec out_term st p e och = function
- | B.Sort k ->
- let sort = if k = 0 then "Type" else if k = 1 then "Prop" else assert false in
- KP.fprintf och "%s" sort
- | B.LRef (_, i) ->
- let _, _, _, y, b = B.get e i in
- KP.fprintf och "%a" out_name y
- | B.GRef (_, s) ->
- KP.fprintf och "%a" out_uri s
- | B.Cast (u, t) ->
- KP.fprintf och "(%a : %a)" (out_term st false e) t (out_term st false e) u
- | B.Appl (_, v, t) ->
- let pt = match t with B.Appl _ -> false | _ -> true in
- let op, cp = if p then "(", ")" else "", "" in
- KP.fprintf och "%s%a %a%s" op (out_term st pt e) t (out_term st true e) v cp
- | B.Bind (y, B.Abst (r, n, w), t) ->
- let p = true in
- let op, cp = if p then "(", ")" else "", "" in
- let y = R.alpha B.mem e y in
- let ee = B.push e B.empty E.empty_node y (B.abst r n w) in
- let ob, cb = match N.to_string st n with
- | "1" -> "forall", ","
- | "2" -> "fun", " =>"
- | _ -> ok := false; "?", "?"
- in
- KP.fprintf och "%s%s (%a:%a)%s %a%s"
- op ob out_name y (out_term st false e) w cb (out_term st false ee) t cp
- | B.Bind (y, B.Abbr v, t) ->
- let op, cp = if p then "(", ")" else "", "" in
- let y = R.alpha B.mem e y in
- let ee = B.push e B.empty E.empty_node y (B.abbr v) in
- KP.fprintf och "%slet %a := %a in %a%s"
- op out_name y (out_term st false e) v (out_term st false ee) t cp
- | B.Bind (a, B.Void, t) -> C.err ()
-
-let close_out och () = close_out och
-
-let output_entity och st (_, na, u, b) =
- out_comment och (KP.sprintf "constant %u" na.E.n_apix);
- match b with
-(*
- | E.Abbr (B.Cast (w, v)) ->
- KP.fprintf och "Definition %a : %a.\n%!" out_uri u (out_term st false B.empty) w;
- KP.fprintf och "exact %a.\n%!" (out_term st true B.empty) v;
- KP.fprintf och "Time Defined.\n\n%!";
-*)
- | E.Abbr v ->
- KP.fprintf och "Definition %a := %a.\n\n%!" out_uri u (out_term st false B.empty) v;
-(* KP.fprintf och "Strategy -%u [ %a ].\n\n%!" na.E.n_apix out_uri u; *) !ok
- | E.Abst w ->
- KP.fprintf och "Axiom %a : %a.\n\n%!" out_uri u (out_term st false B.empty) w; !ok
- | E.Void -> C.err ()
-
-(* Interface functions ******************************************************)
-
-let open_out fname =
- let dir = KF.concat !G.manager_dir base in
- let path = KF.concat dir fname in
- let och = open_out (path ^ ext) in
- out_preamble och;
- out_top_comment och version;
- output_entity och, close_out och
-
-END
projects / helm.git / blobdiff