2 ||M|| This file is part of HELM, an Hypertextual, Electronic
3 ||A|| Library of Mathematics, developed at the Computer Science
4 ||T|| Department, University of Bologna, Italy.
6 ||T|| HELM is free software; you can redistribute it and/or
7 ||A|| modify it under the terms of the GNU General Public License
8 \ / version 2 or (at your option) any later version.
9 \ / This software is distributed as is, NO WARRANTY.
10 V_______________________________________________________________ *)
18 module AP = AutProcess
21 module MO = MetaOutput
23 module BrgO = BrgOutput
25 module BrgU = BrgUntrusted
27 module BagO = BagOutput
28 module BagR = BagReduction
29 module BagU = BagUntrusted
40 let initial_status cover = {
41 ac = AO.initial_counters;
42 mc = MO.initial_counters;
43 brgc = BrgO.initial_counters;
44 bagc = BagO.initial_counters;
45 mst = MA.initial_status ~cover ();
46 ast = AP.initial_status
49 let count count_fun c item =
50 if !L.level > 2 then count_fun C.start c item else c
52 let flush () = L.flush 0; L.flush_err ()
55 L.error BagO.specs (L.Warn s :: L.Loc :: msg); flush ()
58 L.error BrgO.specs (L.Warn s :: L.Loc :: msg); flush ()
60 let process_item f st =
61 let f ast = f {st with ast = ast} in
62 AP.process_item f st.ast
64 (* kernel related ***********************************************************)
66 type kernel = Brg | Bag
68 type kernel_item = BrgItem of Brg.item
73 let print_counters st = match !kernel with
74 | Brg -> BrgO.print_counters C.start st.brgc
75 | Bag -> BagO.print_counters C.start st.bagc
77 let kernel_of_meta f st item = match !kernel with
79 let f item = f st (BrgItem item) in
80 MBrg.brg_of_meta f item
82 let f item = f st (BagItem item) in
83 MBag.bag_of_meta f item
85 let count_item st = function
86 | BrgItem item -> {st with brgc = count BrgO.count_item st.brgc item}
87 | BagItem item -> {st with bagc = count BagO.count_item st.bagc item}
89 let type_check f st g = function
93 | Some (i, u, _) -> f st (Some (i, u))
95 BrgU.type_check f g item
99 | Some (i, u, _) -> f st (Some (i, u))
101 BagU.type_check f g item
103 let si () = match !kernel with
104 | Brg -> BrgT.si := true
105 | Bag -> BagR.nsi := true
107 (****************************************************************************)
111 let version_string = "Helena 0.8.0 M - July 2009" in
113 let meta_file = ref None in
114 let progress = ref false in
115 let use_cover = ref true in
116 let set_hierarchy s =
118 | Some g -> H.graph := g
119 | None -> L.warn (P.sprintf "Unknown type hierarchy: %s" s)
121 H.graph_of_string f s
123 let set_kernel = function
124 | "brg" -> kernel := Brg
125 | "bag" -> kernel := Bag
126 | s -> L.warn (P.sprintf "Unknown kernel version: %s" s)
128 let set_summary i = L.level := i in
129 let print_version () = L.warn (version_string ^ "\n"); exit 0 in
130 let set_stage i = stage := i in
133 | Some (och, _) -> close_out och
135 let set_meta_file name =
137 let och = open_out name in
138 let frm = Format.formatter_of_out_channel och in
139 Format.pp_set_margin frm max_int;
140 meta_file := Some (och, frm)
143 if !L.level > 0 then Time.gmtime version_string;
145 L.warn (P.sprintf "Processing file: %s" name);
146 if !L.level > 0 then Time.utime_stamp "started";
147 let ich = open_in name in
148 let lexbuf = Lexing.from_channel ich in
149 let book = AutParser.book AutLexer.token lexbuf in
151 if !L.level > 0 then Time.utime_stamp "parsed";
152 let rec aux st = function
160 Log.warn (P.sprintf "[%u] %s" i (U.string_of_uri u));
165 let st = count_item st item in
166 if !stage > 2 then type_check f st !H.graph item else st
171 mst = mst; mc = count MO.count_item st.mc item
173 begin match !meta_file with
175 | Some (_, frm) -> MO.pp_item C.start frm item
177 if !stage > 1 then kernel_of_meta f st item else st
180 let st = {st with ac = count AO.count_item st.ac item} in
183 if !stage > 0 then MA.meta_of_aut (f st) st.mst item else st
187 process_item f st item
189 O.clear_reductions ();
191 if !use_cover then Filename.chop_extension (Filename.basename name)
194 let st = aux (initial_status cover) book in
195 if !L.level > 0 then Time.utime_stamp "processed";
196 if !L.level > 2 then AO.print_counters C.start st.ac;
197 if !L.level > 2 then AO.print_process_counters C.start st.ast;
198 if !L.level > 2 && !stage > 0 then MO.print_counters C.start st.mc;
199 if !L.level > 2 && !stage > 1 then print_counters st;
200 if !L.level > 2 && !stage > 1 then O.print_reductions ()
203 "Usage: helena [ -Vcipu | -Ss <number> | -m <file> | -hk <string> ] <file> ...\n\n" ^
204 "Summary levels: 0 just errors, 1 time stamps, 2 processed file names, \
205 3 data information, 4 typing information, 5 reduction information\n\n" ^
206 "Stages: 0 parsing, 1 to intermediate, 2 to untrusted, 3 to trusted\n"
208 let help_S = "<number> set summary level" in
209 let help_V = " show version information" in
210 let help_c = " disable initial segment of URI hierarchy" in
211 let help_h = "<string> set type hierarchy" in
212 let help_i = " show local references by index" in
213 let help_k = "<string> set kernel version" in
214 let help_m = "<file> output intermediate representation" in
215 let help_p = " activate progress indicator" in
216 let help_u = " activate sort inclusion" in
217 let help_s = "<number> Set translation stage" in
218 L.box 0; L.box_err ();
219 H.set_new_sorts ignore ["Set"; "Prop"];
221 ("-S", Arg.Int set_summary, help_S);
222 ("-V", Arg.Unit print_version, help_V);
223 ("-c", Arg.Clear use_cover, help_c);
224 ("-h", Arg.String set_hierarchy, help_h);
225 ("-i", Arg.Set O.indexes, help_i);
226 ("-k", Arg.String set_kernel, help_k);
227 ("-m", Arg.String set_meta_file, help_m);
228 ("-p", Arg.Set progress, help_p);
229 ("-u", Arg.Unit si, help_u);
230 ("-s", Arg.Int set_stage, help_s)
232 if !L.level > 0 then Time.utime_stamp "at exit";
234 with BagType.TypeError msg -> bag_error "Type Error" msg
235 | BrgT.TypeError msg -> brg_error "Type Error" msg