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_______________________________________________________________ *)
26 module AA = AutProcess
29 module XL = XmlLibrary
33 module BR = BrgReduction
34 module BU = BrgUntrusted
35 module BG = BrgGrafite
39 module ZU = BagUntrusted
50 och: out_channel option;
55 let bag_error st s msg =
56 L.error st.kst ZO.specs (L.Warn s :: msg)
58 let brg_error st s msg =
59 L.error st.kst BR.specs (L.Warn s :: msg)
61 let initial_status () = {
62 kst = N.initial_status ();
63 tst = TD.initial_status ();
64 pst = AA.initial_status ();
65 ast = AD.initial_status ();
66 ac = AO.initial_counters;
67 dc = DO.initial_counters;
68 bc = BO.initial_counters;
69 zc = ZO.initial_counters;
73 let refresh_status st = {st with
74 kst = N.refresh_status st.kst;
75 tst = TD.refresh_status st.tst;
76 ast = AD.refresh_status st.ast;
79 (* kernel related ***********************************************************)
81 type kernel_entity = BrgEntity of Brg.entity
82 | BagEntity of Bag.entity
83 | CrgEntity of Crg.entity
85 let print_counters st = function
86 | G.Crg -> DO.print_counters C.start st.dc
87 | G.Brg -> BO.print_counters C.start st.bc
88 | G.Bag -> ZO.print_counters C.start st.zc
90 let xlate_entity st entity = match !G.kernel, entity with
91 | G.Brg, CrgEntity e ->
92 let f e = (BrgEntity e) in E.xlate f BD.brg_of_crg e
93 | G.Bag, CrgEntity e ->
94 let f e = (BagEntity e) in E.xlate f (ZD.bag_of_crg st.kst) e
99 let s = U.string_of_uri u in
100 L.warn 2 (P.sprintf "[%u] <%s>" na.E.n_apix s);
102 Y.utime_stamp "intermediate";
104 | CrgEntity e -> E.common f e
105 | BrgEntity e -> E.common f e
106 | BagEntity e -> E.common f e
108 let count_entity st = function
109 | BrgEntity e -> {st with bc = BO.count_entity C.start st.bc e}
110 | BagEntity e -> {st with zc = ZO.count_entity C.start st.zc e}
111 | CrgEntity e -> {st with dc = DO.count_entity C.start st.dc e}
113 let export_entity st = function
114 | CrgEntity e -> XL.export_entity (XD.export_term st.kst) e
115 | BrgEntity e -> XL.export_entity (BO.export_term st.kst) e
116 | BagEntity e -> XL.export_entity (ZO.export_term st.kst) e
118 let type_check st k =
119 let brg_err msg = brg_error st "Type Error" msg; failwith "Interrupted" in
120 let bag_err msg = bag_error st "Type Error" msg; failwith "Interrupted" in
123 | BrgEntity entity -> BU.type_check brg_err ok st.kst entity
124 | BagEntity entity -> ZU.type_check bag_err ok st.kst entity
128 let brg_err msg = brg_error st "Validation Error" msg; failwith "Interrupted" in
131 | BrgEntity entity ->
132 let st = BU.validate brg_err ok st.kst entity in
133 begin match st.och with
136 if BG.output_entity st.kst och entity then st
137 else begin L.warn level "Matita exportation stopped"; {st with och = None} end
142 (* extended lexer ***********************************************************)
144 type 'token lexer = {
145 parse : Lexing.lexbuf -> 'token;
146 mutable tokbuf: 'token option;
150 let initial_lexer parse = {
151 parse = parse; tokbuf = None; unget = false
154 let token xl lexbuf = match xl.tokbuf with
155 | Some token when xl.unget ->
156 xl.unget <- false; token
158 let token = xl.parse lexbuf in
159 xl.tokbuf <- Some token; token
161 (* input related ************************************************************)
163 type input = Text | Automath
165 type input_entity = TxtEntity of Txt.command
166 | AutEntity of Aut.command
169 let type_of_input name =
170 if F.check_suffix name ".hln" then Text
171 else if F.check_suffix name ".aut" then
172 let _ = H.set_sorts 0 ["Set"; "Prop"] in
173 assert (H.set_graph "Z2");
176 L.warn level (P.sprintf "Unknown file type: %s" name); exit 2
179 let txt_xl = initial_lexer TxtLexer.token
181 let aut_xl = initial_lexer AutLexer.token
183 let parbuf = ref [] (* parser buffer *)
185 let gen_text command =
186 parbuf := TxtEntity command :: !parbuf
188 let entity_of_input lexbuf i = match i, !parbuf with
190 begin match AutParser.entry (token aut_xl) lexbuf with
191 | Some e -> aut_xl.unget <- true; AutEntity e
195 begin match TxtParser.entry (token txt_xl) lexbuf with
196 | Some e -> txt_xl.unget <- true; TxtEntity e
202 let process_input f st = function
204 let f pst e = f {st with pst = pst} (AutEntity e) in
205 AA.process_command f st.pst e
208 let count_input st = function
209 | AutEntity e -> {st with ac = AO.count_command C.start st.ac e}
212 (****************************************************************************)
214 let version = ref true
215 let preprocess = ref false
217 let export = ref false
218 let st = ref (initial_status ())
219 let streaming = ref false (* parsing style (temporary) *)
221 let process_2 st entity =
222 let st = if !G.summary then count_entity st entity else st in
223 if !export then export_entity st entity;
224 if !G.stage >= 3 then
225 let f = if !version then validate else type_check in
229 let process_1 st entity =
230 if !G.trace >= 3 then pp_progress entity;
231 let st = if !G.summary then count_entity st entity else st in
232 if !export && !G.stage = 1 then export_entity st entity;
233 if !G.stage >= 2 then process_2 st (xlate_entity st entity) else st
235 let process_0 st entity =
237 if !G.stage = 0 then st else
240 let err ast = {st with ast = ast} in
241 let g ast e = process_1 {st with ast = ast} (CrgEntity e) in
242 AD.crg_of_aut err g st.kst st.ast e
244 let crr tst = {st with tst = tst} in
245 let d tst e = process_1 {st with tst = tst} (CrgEntity e) in
246 TD.crg_of_txt crr d gen_text st.tst e
247 | NoEntity -> assert false
249 let st = if !G.summary then count_input st entity else st in
250 if !preprocess then process_input f st entity else f st entity
252 let process_nostreaming st lexbuf input =
254 let rec aux1 book = match entity_of_input lexbuf input with
255 | NoEntity -> List.rev book
256 | e -> aux1 (id e :: book)
258 let rec aux2 st = function
260 | entity :: tl -> aux2 (process_0 st entity) tl
264 let process_streaming st lexbuf input =
265 let rec aux st = match entity_of_input lexbuf input with
267 | e -> aux (process_0 st e)
271 (****************************************************************************)
273 let process st name =
274 let process = if !streaming then process_streaming else process_nostreaming in
275 let input = type_of_input name in
276 let ich = open_in name in
277 let lexbuf = Lexing.from_channel ich in
278 let st = process st lexbuf input in
283 let print_version () = L.warn level (G.version_string ^ "\n"); exit 0 in
284 let set_hierarchy s =
285 if H.set_graph s then () else
286 L.warn level (P.sprintf "Unknown type hierarchy: %s" s)
288 let set_kernel = function
289 | "brg" -> G.kernel := G.Brg
290 | "bag" -> G.kernel := G.Bag
291 | s -> L.warn level (P.sprintf "Unknown kernel version: %s" s)
294 if !G.trace = 0 && i > 0 then Y.gmtime G.version_string;
295 if !G.trace > 0 && i = 0 then Y.utime_stamp "at exit";
297 if i <= 1 then G.summary := false;
298 if i <= 1 then preprocess := false
301 if !G.trace >= 2 then G.summary := true
303 let set_preprocess () =
304 if !G.trace >= 2 then begin preprocess := true; G.summary := true end
306 let clear_options () =
307 export := false; preprocess := false;
309 st := initial_status ();
310 G.clear (); H.clear (); O.clear_reductions ();
314 let process_file name =
315 if !G.trace >= 2 then L.warn 1 (P.sprintf "Processing file: %s" name);
316 if !G.trace >= 2 then Y.utime_stamp "started";
317 let base_name = Filename.chop_extension (Filename.basename name) in
318 let cover = F.concat !root base_name in
319 if !G.stage <= 1 then G.kernel := G.Crg;
321 if !G.ma_preamble <> "" then st := {!st with och = Some (BG.open_out base_name)};
322 let sst, input = process (refresh_status !st) name in
323 st := begin match sst.och with
325 | Some och -> BG.close_out och; {sst with och = None}
327 if !G.trace >= 2 then Y.utime_stamp "processed";
328 if !G.summary then begin
329 AO.print_counters C.start !st.ac;
330 if !preprocess then AO.print_process_counters C.start !st.pst;
331 if !G.stage >= 1 then print_counters !st G.Crg;
332 if !G.stage >= 2 then print_counters !st !G.kernel;
333 if !G.stage >= 3 then O.print_reductions ()
337 if !G.trace >= 1 then Y.utime_stamp "at exit"
340 "Usage: helena [ -LPVXdgilopqtx1 | -Ts <number> | -MO <dir> | -m <file> | -ahkr <string> ]* [ <file> ]*\n\n" ^
341 "Trace levels: 0 just errors (default), 1 time stamps, 2 processed files, 3 processed objects,\n" ^
342 " 4 typing information, 5 conversion information, 6 reduction information,\n" ^
343 " 7 level disambiguation\n\n" ^
344 "Stages: 0 parsing, 1 to intermediate, 2 to untrusted, 3 to trusted (default)\n"
346 let help_L = " show lexer debug information" in
347 let help_M = "<dir> set location of output directory (Grafite) to <dir> (default: current directory)" in
348 let help_O = "<dir> set location of output directory (XML) to <dir> (default: current directory)" in
349 let help_P = " show parser debug information" in
350 let help_T = "<number> set trace level (see above)" in
351 let help_V = " show version information" in
352 let help_X = " clear options" in
354 let help_a = "<string> set prefix of numeric identifiers (default: empty)" in
355 let help_d = " show summary information (requires trace >= 2)" in
356 let help_g = " always expand global definitions" in
357 let help_h = "<string> set type hierarchy (default: \"Z1\")" in
358 let help_i = " show local references by index" in
359 let help_k = "<string> set kernel version (default: \"brg\")" in
360 let help_l = " disambiguate binders level (Automath)" in
361 let help_m = "<file> export kernel entities (Grafite) setting location of preamble to <file> (default: empty)" in
362 let help_o = " activate sort inclusion (default: false)" in
363 let help_p = " preprocess source (Automath)" in
364 let help_q = " disable quotation of identifiers" in
365 let help_r = "<string> set initial segment of URI hierarchy (default: empty)" in
366 let help_s = "<number> set translation stage (see above)" in
367 let help_t = " type check [version 1]" in
368 let help_x = " export kernel entities (XML)" in
370 let help_1 = " parse files with streaming policy" in
373 ("-L", Arg.Set G.debug_lexer, help_L);
374 ("-M", Arg.String ((:=) G.ma_dir), help_M);
375 ("-O", Arg.String ((:=) G.xdir), help_O);
376 ("-P", Arg.Set G.debug_parser, help_P);
377 ("-T", Arg.Int set_trace, help_T);
378 ("-V", Arg.Unit print_version, help_V);
379 ("-X", Arg.Unit clear_options, help_X);
380 ("-a", Arg.String ((:=) G.alpha), help_a);
381 ("-d", Arg.Unit set_summary, help_d);
382 ("-g", Arg.Set G.expand, help_g);
383 ("-h", Arg.String set_hierarchy, help_h);
384 ("-i", Arg.Set G.indexes, help_i);
385 ("-k", Arg.String set_kernel, help_k);
386 ("-l", Arg.Set G.cc, help_l);
387 ("-m", Arg.String ((:=) G.ma_preamble), help_m);
388 ("-o", Arg.Set G.si, help_o);
389 ("-p", Arg.Unit set_preprocess, help_p);
390 ("-q", Arg.Set G.unquote, help_q);
391 ("-r", Arg.String ((:=) root), help_r);
392 ("-s", Arg.Int ((:=) G.stage), help_s);
393 ("-t", Arg.Clear version, help_t);
394 ("-x", Arg.Set export, help_x);
395 ("-1", Arg.Set streaming, help_1);