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_______________________________________________________________ *)
19 module AP = AutProcess
22 module MO = MetaOutput
25 module BrgO = BrgOutput
26 module BrgR = BrgReduction
27 module BrgU = BrgUntrusted
29 module BagO = BagOutput
30 module BagR = BagReduction
31 module BagU = BagUntrusted
42 let initial_status cover = {
43 ac = AO.initial_counters;
44 mc = MO.initial_counters;
45 brgc = BrgO.initial_counters;
46 bagc = BagO.initial_counters;
47 mst = MA.initial_status ~cover ();
48 ast = AP.initial_status
51 let count count_fun c item =
52 if !L.level > 2 then count_fun C.start c item else c
54 let flush () = L.flush 0; L.flush_err ()
57 L.error BagO.specs (L.Warn s :: L.Loc :: msg); flush ()
60 L.error BrgO.specs (L.Warn s :: L.Loc :: msg); flush ()
62 let process_item f st =
63 let f ast = f {st with ast = ast} in
64 AP.process_item f st.ast
66 (* kernel related ***********************************************************)
68 type kernel = Brg | Bag
70 type kernel_item = BrgItem of Brg.item
75 let print_counters st = match !kernel with
76 | Brg -> BrgO.print_counters C.start st.brgc
77 | Bag -> BagO.print_counters C.start st.bagc
79 let kernel_of_meta f st item = match !kernel with
81 let f item = f st (BrgItem item) in
82 MBrg.brg_of_meta f item
84 let f item = f st (BagItem item) in
85 MBag.bag_of_meta f item
87 let count_item st = function
88 | BrgItem item -> {st with brgc = count BrgO.count_item st.brgc item}
89 | BagItem item -> {st with bagc = count BagO.count_item st.bagc item}
91 let export_item si g base = function
92 | BrgItem item -> G.export_item BrgO.export_obj si g base item
95 let type_check f st si g k =
98 | Some (i, u, _) -> f st (Some (i, u))
101 | BrgItem item -> BrgU.type_check f ~si g item
102 | BagItem item -> BagU.type_check f ~si g item
104 (****************************************************************************)
108 let version_string = "Helena 0.8.0 M - August 2009" in
110 let meta_file = ref None in
111 let progress = ref false in
112 let use_cover = ref true in
113 let si = ref false in
114 let library_dir = ref None in
115 let set_hierarchy s =
117 | Some g -> H.graph := g
118 | None -> L.warn (P.sprintf "Unknown type hierarchy: %s" s)
120 H.graph_of_string f s
122 let set_kernel = function
123 | "brg" -> kernel := Brg
124 | "bag" -> kernel := Bag
125 | s -> L.warn (P.sprintf "Unknown kernel version: %s" s)
127 let set_summary i = L.level := i in
128 let print_version () = L.warn (version_string ^ "\n"); exit 0 in
129 let set_stage i = stage := i in
132 | Some (och, _) -> close_out och
134 let set_meta_file name =
136 let och = open_out name in
137 let frm = Format.formatter_of_out_channel och in
138 Format.pp_set_margin frm max_int;
139 meta_file := Some (och, frm)
141 let set_library_dir name =
142 library_dir := Some name
145 if !L.level > 0 then T.gmtime version_string;
147 L.warn (P.sprintf "Processing file: %s" name);
148 if !L.level > 0 then T.utime_stamp "started";
149 let ich = open_in name in
150 let lexbuf = Lexing.from_channel ich in
151 let book = AutParser.book AutLexer.token lexbuf in
153 if !L.level > 0 then T.utime_stamp "parsed";
154 let rec aux st = function
162 L.warn (P.sprintf "[%u] %s" i (U.string_of_uri u));
167 let st = count_item st item in
168 begin match !library_dir with
170 | Some base -> export_item !si !H.graph base item
172 if !stage > 2 then type_check f st !si !H.graph item else st
177 mst = mst; mc = count MO.count_item st.mc item
179 begin match !meta_file with
181 | Some (_, frm) -> MO.pp_item C.start frm item
183 if !stage > 1 then kernel_of_meta f st item else st
186 let st = {st with ac = count AO.count_item st.ac item} in
189 if !stage > 0 then MA.meta_of_aut (f st) st.mst item else st
193 process_item f st item
195 O.clear_reductions ();
197 if !use_cover then Filename.chop_extension (Filename.basename name)
200 let st = aux (initial_status cover) book in
201 if !L.level > 0 then T.utime_stamp "processed";
202 if !L.level > 2 then AO.print_counters C.start st.ac;
203 if !L.level > 2 then AO.print_process_counters C.start st.ast;
204 if !L.level > 2 && !stage > 0 then MO.print_counters C.start st.mc;
205 if !L.level > 2 && !stage > 1 then print_counters st;
206 if !L.level > 2 && !stage > 1 then O.print_reductions ()
209 "Usage: helena [ -Vcipu | -Ss <number> | -m <file> | -hk <string> ] <file> ...\n\n" ^
210 "Summary levels: 0 just errors, 1 time stamps, 2 processed file names, \
211 3 data information, 4 typing information, 5 reduction information\n\n" ^
212 "Stages: 0 parsing, 1 to intermediate, 2 to untrusted, 3 to trusted\n"
214 let help_S = "<number> set summary level" in
215 let help_V = " show version information" in
216 let help_c = " disable initial segment of URI hierarchy" in
217 let help_h = "<string> set type hierarchy" in
218 let help_i = " show local references by index" in
219 let help_k = "<string> set kernel version" in
220 let help_m = "<file> output intermediate representation" in
221 let help_p = " activate progress indicator" in
222 let help_u = " activate sort inclusion" in
223 let help_s = "<number> Set translation stage" in
224 let help_x = "<directory> export kernel objects (XML)" in
225 L.box 0; L.box_err ();
226 H.set_new_sorts ignore ["Set"; "Prop"];
228 ("-S", Arg.Int set_summary, help_S);
229 ("-V", Arg.Unit print_version, help_V);
230 ("-c", Arg.Clear use_cover, help_c);
231 ("-h", Arg.String set_hierarchy, help_h);
232 ("-i", Arg.Set O.indexes, help_i);
233 ("-k", Arg.String set_kernel, help_k);
234 ("-m", Arg.String set_meta_file, help_m);
235 ("-p", Arg.Set progress, help_p);
236 ("-u", Arg.Set si, help_u);
237 ("-s", Arg.Int set_stage, help_s);
238 ("-x", Arg.String set_library_dir, help_x)
240 if !L.level > 0 then T.utime_stamp "at exit";
242 with BagR.TypeError msg -> bag_error "Type Error" msg
243 | BrgR.TypeError msg -> brg_error "Type Error" msg