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_______________________________________________________________ *)
30 module AA = AutProcess
33 module XL = XmlLibrary
38 module BR = BrgReduction
39 module BU = BrgUntrusted
48 module ZU = BagUntrusted
59 mst: B.manager option;
64 let bag_error st s msg =
65 L.error st.kst ZO.specs (L.Warn s :: msg)
67 let brg_error st s msg =
68 L.error st.kst BR.specs (L.Warn s :: msg)
70 let initial_status () = {
71 kst = N.initial_status ();
72 tst = TD.initial_status ();
73 pst = AA.initial_status ();
74 ast = AD.initial_status ();
75 ac = AO.initial_counters;
76 dc = DO.initial_counters;
77 bc = BO.initial_counters;
78 zc = ZO.initial_counters;
82 let refresh_status st = {st with
83 kst = N.refresh_status st.kst;
84 tst = TD.refresh_status st.tst;
85 ast = AD.refresh_status st.ast;
88 (* kernel related ***********************************************************)
90 type kernel_entity = BrgEntity of Brg.entity
91 | BagEntity of Bag.entity
92 | CrgEntity of Crg.entity
96 let print_counters st = function
97 | G.V4 -> DO.print_counters C.start st.dc
98 | G.V3 -> BO.print_counters C.start st.bc
99 | G.V0 -> ZO.print_counters C.start st.zc
107 let s = U.string_of_uri u in
108 L.warn 2 (KP.sprintf "[%u] <%s>" na.E.n_apix s);
110 Y.utime_stamp "intermediate";
112 | CrgEntity e -> E.common f e
113 | BrgEntity e -> E.common f e
114 | BagEntity e -> E.common f e
120 let count_entity st = function
121 | BrgEntity e -> {st with bc = BO.count_entity C.start st.bc e}
122 | BagEntity e -> {st with zc = ZO.count_entity C.start st.zc e}
123 | CrgEntity e -> {st with dc = DO.count_entity C.start st.dc e}
129 let export_entity st = function
130 | CrgEntity e -> XL.export_entity (XD.export_term st.kst) e
131 | BrgEntity e -> XL.export_entity (BO.export_term st.kst) e
132 | BagEntity e -> XL.export_entity (ZO.export_term st.kst) e
138 let type_check st k =
139 let brg_err msg = brg_error st "Type Error" msg; failwith "Interrupted" in
140 let bag_err msg = bag_error st "Type Error" msg; failwith "Interrupted" in
143 | BrgEntity entity -> BU.type_check brg_err ok st.kst entity
144 | BagEntity entity -> ZU.type_check bag_err ok st.kst entity
151 let manager st output_entity = function
152 | BrgEntity entity ->
153 if output_entity st.kst entity then st else
154 begin L.warn level "manager exportation stopped"; {st with mst = None} end
160 let xlate_entity st entity = match !G.kernel, entity with
161 | G.V3, CrgEntity e ->
162 let f e = (BrgEntity e) in E.xlate f BD.brg_of_crg e
163 | G.V0, CrgEntity e ->
164 let f e = (BagEntity e) in E.xlate f (ZD.bag_of_crg st.kst) e
165 | _, entity -> entity
168 let brg_err msg = brg_error st "Validation Error" msg; failwith "Interrupted" in
171 | BrgEntity entity -> BU.validate brg_err ok st.kst entity
175 (* extended lexer ***********************************************************)
177 type 'token lexer = {
178 parse : Lexing.lexbuf -> 'token;
179 mutable tokbuf: 'token option;
183 let initial_lexer parse = {
184 parse = parse; tokbuf = None; unget = false
187 let token xl lexbuf = match xl.tokbuf with
188 | Some token when xl.unget ->
189 xl.unget <- false; token
191 let token = xl.parse lexbuf in
192 xl.tokbuf <- Some token; token
194 (* input related ************************************************************)
196 type input = Text | Automath
198 type input_entity = TxtEntity of Txt.command
199 | AutEntity of Aut.command
202 let type_of_input name =
203 if KF.check_suffix name ".hln" then Text
204 else if KF.check_suffix name ".aut" then
205 let _ = H.set_sorts 0 ["Set"; "Prop"] in
206 assert (H.set_graph "Z2");
209 L.warn level (KP.sprintf "Unknown file type: %s" name); exit 2
212 let txt_xl = initial_lexer TxtLexer.token
214 let aut_xl = initial_lexer AutLexer.token
216 let parbuf = ref [] (* parser buffer *)
218 let gen_text command =
219 parbuf := TxtEntity command :: !parbuf
221 let entity_of_input lexbuf i = match i, !parbuf with
223 begin match AutParser.entry (token aut_xl) lexbuf with
224 | Some e -> aut_xl.unget <- true; AutEntity e
228 begin match TxtParser.entry (token txt_xl) lexbuf with
229 | Some e -> txt_xl.unget <- true; TxtEntity e
235 IFDEF PREPROCESS THEN
237 let process_input f st = function
239 let f pst e = f {st with pst = pst} (AutEntity e) in
240 AA.process_command f st.pst e
247 let count_input st = function
248 | AutEntity e -> {st with ac = AO.count_command C.start st.ac e}
253 (****************************************************************************)
255 let st = ref (initial_status ())
256 let streaming = ref false (* parsing style (temporary) *)
258 let process_2 st entity =
261 if !G.summary then count_entity st entity else st
268 if !G.stage >= 3 then
270 let f = if !G.validate then validate else type_check in f st entity
277 let f = if !G.validate then validate else type_check in f st entity
284 if !G.export then export_entity st entity
289 | Some (export_entity, _) -> manager st export_entity entity
294 let process_1 st entity =
296 if !G.ct >= 3 then pp_progress entity;
300 if !G.summary then count_entity st entity else st
307 if !G.export && !G.stage = 1 then export_entity st entity
309 if !G.stage >= 2 then process_2 st (xlate_entity st entity) else st
311 process_2 st (xlate_entity st entity)
314 let process_0 st entity =
317 if !G.stage = 0 then st else
320 let err ast = {st with ast = ast} in
321 let g ast e = process_1 {st with ast = ast} (CrgEntity e) in
322 AD.crg_of_aut err g st.kst st.ast e
324 let crr tst = {st with tst = tst} in
325 let d tst e = process_1 {st with tst = tst} (CrgEntity e) in
326 TD.crg_of_txt crr d gen_text st.tst e
327 | NoEntity -> assert false
331 let err ast = {st with ast = ast} in
332 let g ast e = process_1 {st with ast = ast} (CrgEntity e) in
333 AD.crg_of_aut err g st.kst st.ast e
335 let crr tst = {st with tst = tst} in
336 let d tst e = process_1 {st with tst = tst} (CrgEntity e) in
337 TD.crg_of_txt crr d gen_text st.tst e
338 | NoEntity -> assert false
343 if !G.summary then count_input st entity else st
348 IFDEF PREPROCESS THEN
349 if !G.preprocess then process_input f st entity else f st entity
354 let process_nostreaming st lexbuf input =
356 let rec aux1 book = match entity_of_input lexbuf input with
357 | NoEntity -> List.rev book
358 | e -> aux1 (id e :: book)
360 let rec aux2 st = function
362 | entity :: tl -> aux2 (process_0 st entity) tl
366 let process_streaming st lexbuf input =
367 let rec aux st = match entity_of_input lexbuf input with
369 | e -> aux (process_0 st e)
373 (****************************************************************************)
375 IFDEF PREPROCESS THEN
377 let set_preprocess () =
378 if !G.trace >= 2 then begin
379 G.preprocess := true;
389 let set_manager s = match KS.lowercase s with
390 | "v8" -> G.manager := G.Coq
391 | "ma2" -> G.manager := G.Matita
392 | "lp1" -> G.manager := G.LP1
393 | "lp2" -> G.manager := G.LP2
394 | "tj2" -> G.manager := G.TJ2
395 | "tj3" -> G.manager := G.TJ3
396 | "pts" -> G.manager := G.PTS
397 | "lyp" -> G.manager := G.LYP
398 | s -> L.warn level (KP.sprintf "Unknown manager: %s" s)
405 if !G.trace >= 2 then G.summary := true
410 if !G.trace = 0 && i > 0 then Y.gmtime (G.version_string false);
411 if !G.trace > 0 && i = 0 then Y.utime_stamp "at exit";
414 if i <= 1 then G.summary := false
416 IFDEF PREPROCESS THEN
417 if i <= 1 then G.preprocess := false
421 if !G.trace >= 1 then Y.utime_stamp "at exit"
423 let process st name =
424 let process = if !streaming then process_streaming else process_nostreaming in
425 let input = type_of_input name in
426 let ich = open_in name in
427 let lexbuf = Lexing.from_channel ich in
428 let st = process st lexbuf input in
433 let print_version () =
435 (IFDEF LEXER THEN "LEXER" ELSE "" END);
436 (IFDEF PARSER THEN "PARSER" ELSE "" END);
437 (IFDEF TRACE THEN "TRACE" ELSE "" END);
438 (IFDEF SUMMARY THEN "SUMMARY" ELSE "" END);
439 (IFDEF EXPAND THEN "EXPAND" ELSE "" END);
440 (IFDEF MANAGER THEN "MANAGER" ELSE "" END);
441 (IFDEF OBJECTS THEN "OBJECTS" ELSE "" END);
442 (IFDEF PREPROCESS THEN "PREPROCESS" ELSE "" END);
443 (IFDEF QUOTE THEN "QUOTE" ELSE "" END);
444 (IFDEF STAGE THEN "STAGE" ELSE "" END);
445 (IFDEF TYPE THEN "TYPE" ELSE "" END);
446 (IFDEF PROFV THEN "PROFV" ELSE "" END);
448 let map s = s <> "" in
449 let features_string = KT.concat " " (KL.filter map features) in
450 L.warn level (KP.sprintf "%s [%s]" (G.version_string true) features_string);
453 let set_hierarchy s =
454 if H.set_graph s then () else
455 L.warn level (KP.sprintf "Unknown type hierarchy: %s" s)
457 let set_kernel = function
458 | "V3" -> G.kernel := G.V3
459 | "V0" -> G.kernel := G.V0
460 | s -> L.warn level (KP.sprintf "Unknown kernel version: %s" s)
462 let clear_options () =
463 G.clear (); H.clear ();
465 O.clear_reductions ()
469 let undefined opt () =
470 L.warn level (KP.sprintf "%s was compiled without the support for option %s" (G.version_string true) opt);
473 let arg_undefined opt = Arg.Unit (undefined opt) in
474 let process_file name =
475 if !G.trace >= 2 then begin
476 L.warn 1 (KP.sprintf "Processing file: %s" name);
477 Y.utime_stamp "started"
479 let base_name = Filename.chop_extension (Filename.basename name) in
480 let cover = KF.concat !G.root base_name in
483 if !G.stage <= 1 then G.kernel := G.V4;
486 begin match !G.manager with
487 | G.Coq -> st := {!st with mst = Some (BQ.open_out base_name)}
488 | G.Matita -> st := {!st with mst = Some (BM.open_out base_name)}
489 | G.LP1 -> st := {!st with mst = Some (BH.open_out_lp1 base_name)}
490 | G.LP2 -> st := {!st with mst = Some (BH.open_out_lp2 base_name)}
491 | G.TJ2 -> st := {!st with mst = Some (BH.open_out_tj2 base_name)}
492 | G.TJ3 -> st := {!st with mst = Some (BH.open_out_tj3 base_name)}
493 | G.PTS -> st := {!st with mst = Some (BP.open_out_pts2 base_name)}
494 | G.LYP -> st := {!st with mst = Some (BY.open_out_lyp2 base_name)}
499 let sst, input = process (refresh_status !st) name in
500 st := begin match sst.mst with
502 | Some (_, close_out) -> close_out (); {sst with mst = None}
504 if !G.trace >= 2 then Y.utime_stamp "processed";
506 if !G.summary then begin
507 AO.print_counters C.start !st.ac;
508 IFDEF PREPROCESS THEN
509 if !G.preprocess then AO.print_process_counters C.start !st.pst
512 if !G.stage >= 1 then print_counters !st G.V4;
513 if !G.stage >= 2 then print_counters !st !G.kernel;
514 if !G.stage >= 3 then O.print_reductions ()
516 print_counters !st G.V4;
517 print_counters !st !G.kernel;
518 O.print_reductions ()
524 "Usage: helena [ -LPVXdgilnoqtuxy01 | -Ts <number> | -MO <dir> | -p <file> | -ahkmr <string> | -be <age> ]* [ <file> ]*\n\n" ^
525 "Trace levels: 0 just errors (default), 1 time stamps, 2 processed files, 3 processed objects,\n" ^
526 " 4 typing information, 5 conversion information, 6 reduction information,\n" ^
527 " 7 level disambiguation\n\n" ^
528 "Stages: 0 parsing, 1 to intermediate, 2 to untrusted, 3 to trusted (default)\n\n" ^
529 "Supported manages: \"ma2\" (Grafite NG), \"v8\" (Gallina 8), \"lp1\" \"lp2\" \"tj2\" \"tj3\" \"pts\" \"lyp\" (lambda-Prolog)\n"
531 let help_L = " [lexer] Show lexer debug information" in
532 let help_M = "<dir> [manager] Set location of output directory (manager) to <dir> (default: current directory)" in
533 let help_O = "<dir> [output] Set location of output directory (XML) to <dir> (default: current directory)" in
534 let help_P = " [parser] Show parser debug information" in
535 let help_T = "<number> [trace] Set trace level (see above)" in
536 let help_V = " [version] Show version information" in
537 let help_X = " Clear options" in
539 let help_a = "<string> [alpha] Set prefix of numeric identifiers (default: empty)" in
540 let help_b = "<age> [begin] Begin trace at this global constant (default: first)" in
541 let help_c = " [cast] Anticipate cast in global definitions (Automath) (default: posticipate)" in
542 let help_d = " [data] Show summary information (requires trace >= 2)" in
543 let help_e = "<age> [end] End trace at this global constant (default: last)" in
544 let help_g = " [global] Disable age-driven expansion of global definitions (default: enable)" in
545 let help_h = "<string> [hierarchy] Set type hierarchy (default: \"Z1\")" in
546 let help_i = " [indexes] Show local references by index" in
547 let help_k = "<string> [kernel] Set kernel version (default: \"V3\")" in
548 let help_l = " [layer] Disambiguate binders layer (Automath)" in
549 let help_m = "<string> [manager] Export kernel entities for this manager (see above, default: no manager)" in
550 let help_n = " [names] Show short constants (default: qualified constants)" in
551 let help_o = " [objects] Export kernel entities (XML)" in
552 let help_p = "<file> [preamble] Set preamble to this file (default: empty)" in
553 let help_q = " [quote] Quote identifiers (default: disable)" in
554 let help_r = "<string> [root] Set initial segment of URI hierarchy (default: empty)" in
555 let help_s = "<number> [stage] Set translation stage (see above)" in
556 let help_t = " [type] Type check (default: validate)" in
557 let help_u = " [upsilon] Activate type comparison by sort inclusion (default: deactivate)" in
558 let help_x = " [extended] Use extended applications (Automath)" in
559 let help_y = " [infinity] Use ∞-abstractions in contexts" in
560 let help_0 = " [zero] Preprocess source (Automath)" in
561 let help_1 = " [one] parse files with streaming policy" in
564 ("-L", (IFDEF LEXER THEN Arg.Set G.debug_lexer ELSE arg_undefined "-L" END), help_L);
565 ("-M", (IFDEF MANAGER THEN Arg.String ((:=) G.manager_dir) ELSE arg_undefined "-M" END), help_M);
566 ("-O", (IFDEF OBJECTS THEN Arg.String ((:=) G.xdir) ELSE arg_undefined "-O" END), help_O);
567 ("-P", (IFDEF PARSER THEN Arg.Set G.debug_parser ELSE arg_undefined "-P" END), help_P);
568 ("-T", Arg.Int set_trace, help_T);
569 ("-V", Arg.Unit print_version, help_V);
570 ("-X", Arg.Unit clear_options, help_X);
571 ("-a", Arg.String ((:=) G.alpha), help_a);
572 ("-b", Arg.Int ((:=) G.first), help_b);
573 ("-c", Arg.Set G.cast, help_c);
574 ("-d", (IFDEF SUMMARY THEN Arg.Unit set_summary ELSE arg_undefined "-d" END), help_d);
575 ("-e", Arg.Int ((:=) G.last), help_e);
576 ("-g", (IFDEF EXPAND THEN Arg.Set G.expand ELSE arg_undefined "-g" END), help_g);
577 ("-h", Arg.String set_hierarchy, help_h);
578 ("-i", Arg.Set G.indexes, help_i);
579 ("-k", Arg.String set_kernel, help_k);
580 ("-l", Arg.Set G.cc, help_l);
581 ("-m", (IFDEF MANAGER THEN Arg.String set_manager ELSE arg_undefined "-m" END), help_m);
582 ("-n", Arg.Set G.short, help_n);
583 ("-o", (IFDEF OBJECTS THEN Arg.Set G.export ELSE arg_undefined "-o" END), help_o);
584 ("-p", (IFDEF MANAGER THEN Arg.String ((:=) G.preamble) ELSE arg_undefined "-p" END), help_p);
585 ("-q", (IFDEF QUOTE THEN Arg.Set G.quote ELSE arg_undefined "-q" END), help_q);
586 ("-r", Arg.String ((:=) G.root), help_r);
587 ("-s", (IFDEF STAGE THEN Arg.Int ((:=) G.stage) ELSE arg_undefined "-s" END), help_s);
588 ("-t", (IFDEF TYPE THEN Arg.Clear G.validate ELSE arg_undefined "-t" END), help_t);
589 ("-u", Arg.Set G.si, help_u);
590 ("-x", Arg.Clear G.restricted, help_x);
591 ("-y", Arg.Set G.infinity, help_y);
592 ("-0", (IFDEF PREPROCESS THEN Arg.Unit set_preprocess ELSE arg_undefined "-0" END), help_0);
593 ("-1", Arg.Set streaming, help_1);
595 IFDEF LEXER AND MANAGER AND OBJECTS AND PARSER AND SUMMARY AND EXPAND AND QUOTE AND STAGE AND TYPE AND PREPROCESS THEN
596 if false then ignore (arg_undefined "") (* invocation of arg_undefined to make the compiler happy *)