1 (* Copyright (C) 2004-2005, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
28 exception Option_error of string * string
29 exception Statement_error of string
30 exception Command_error of string
32 let command_error msg = raise (Command_error msg)
34 type incomplete_proof = {
35 proof: ProofEngineTypes.proof;
36 stack: Continuationals.Stack.t;
41 | Incomplete_proof of incomplete_proof
42 | Proof of ProofEngineTypes.proof
43 | Intermediate of Cic.metasenv
44 (* Status in which the proof could be while it is being processed by the
45 * engine. No status entering/exiting the engine could be in it. *)
48 | ProofMode of NTacStatus.tac_status
49 | CommandMode of NEstatus.extra_status
52 moo_content_rev: GrafiteMarshal.moo;
53 proof_status: proof_status;
54 objects: UriManager.uri list;
55 coercions: CoercDb.coerc_db;
56 automation_cache:AutomationCache.cache;
62 match x.ng_status with
63 | ProofMode t -> t.NTacStatus.istatus.NTacStatus.estatus.NEstatus.lstatus
64 | CommandMode e -> e.NEstatus.lstatus
67 let set_lexicon new_lexicon_status new_grafite_status =
68 { new_grafite_status with ng_status =
69 match new_grafite_status.ng_status with
70 | CommandMode estatus ->
72 { estatus with NEstatus.lstatus = new_lexicon_status }
75 { t with NTacStatus.istatus =
76 { t.NTacStatus.istatus with NTacStatus.estatus =
77 { t.NTacStatus.istatus.NTacStatus.estatus with NEstatus.lstatus =
78 new_lexicon_status }}}}
81 let set_coercions db new_grafite_status =
82 { new_grafite_status with ng_status =
83 match new_grafite_status.ng_status with
84 | CommandMode estatus ->
86 { estatus with NEstatus.rstatus =
87 { estatus.NEstatus.rstatus with NRstatus.coerc_db = db }}
90 { t with NTacStatus.istatus =
91 { t.NTacStatus.istatus with NTacStatus.estatus =
92 { t.NTacStatus.istatus.NTacStatus.estatus with NEstatus.rstatus =
93 { t.NTacStatus.istatus.NTacStatus.estatus.NEstatus.rstatus with NRstatus.coerc_db = db
98 match x.ng_status with
99 | ProofMode t -> t.NTacStatus.istatus.NTacStatus.estatus
103 let set_estatus e x =
105 match x.ng_status with
108 {t with NTacStatus.istatus =
109 {t.NTacStatus.istatus with NTacStatus.estatus = e}}
110 | CommandMode _ -> CommandMode e}
113 let get_rstatus x = (get_estatus x).NEstatus.rstatus;;
115 let get_hstatus x = (get_rstatus x).NRstatus.uhint_db;;
117 let get_library_db x = (get_rstatus x).NRstatus.library_db;;
119 let get_dump x = (get_rstatus x).NRstatus.dump;;
121 let set_rstatus h x =
122 let estatus = get_estatus x in
123 set_estatus { estatus with NEstatus.rstatus = h } x
126 let set_hstatus h x =
127 let rstatus = get_rstatus x in
128 set_rstatus { rstatus with NRstatus.uhint_db = h} x
131 let set_library_db h x =
132 let rstatus = get_rstatus x in
133 set_rstatus { rstatus with NRstatus.library_db = h} x
137 let estatus = get_estatus x in
139 { estatus with NEstatus.rstatus =
140 { estatus.NEstatus.rstatus with
145 let get_current_proof status =
146 match status.proof_status with
147 | Incomplete_proof { proof = p } -> p
149 | _ -> raise (Statement_error "no ongoing proof")
151 let get_proof_metasenv status =
152 match status.proof_status with
154 | Proof (_, metasenv, _, _, _, _)
155 | Incomplete_proof { proof = (_, metasenv, _, _, _, _) }
156 | Intermediate metasenv ->
159 let get_stack status =
160 match status.proof_status with
161 | Incomplete_proof p -> p.stack
162 | Proof _ -> Continuationals.Stack.empty
165 let set_stack stack status =
166 match status.proof_status with
167 | Incomplete_proof p ->
168 { status with proof_status = Incomplete_proof { p with stack = stack } }
170 assert (Continuationals.Stack.is_empty stack);
174 let set_metasenv metasenv status =
176 match status.proof_status with
177 | No_proof -> Intermediate metasenv
178 | Incomplete_proof ({ proof = (uri, _, subst, proof, ty, attrs) } as incomplete_proof) ->
180 { incomplete_proof with proof = (uri, metasenv, subst, proof, ty, attrs) }
181 | Intermediate _ -> Intermediate metasenv
182 | Proof (_, metasenv', _, _, _, _) ->
183 assert (metasenv = metasenv');
186 { status with proof_status = proof_status }
188 let get_proof_context status goal =
189 match status.proof_status with
190 | Incomplete_proof { proof = (_, metasenv, _, _, _, _) } ->
191 let (_, context, _) = CicUtil.lookup_meta goal metasenv in
195 let get_proof_conclusion status goal =
196 match status.proof_status with
197 | Incomplete_proof { proof = (_, metasenv, _, _, _, _) } ->
198 let (_, _, conclusion) = CicUtil.lookup_meta goal metasenv in
200 | _ -> raise (Statement_error "no ongoing proof")
202 let add_moo_content cmds status =
203 let content = status.moo_content_rev in
207 (* prerr_endline ("adding to moo command: " ^ GrafiteAstPp.pp_command cmd); *)
209 | GrafiteAst.Default _
211 | GrafiteAst.Coercion _ ->
212 if List.mem cmd content then acc
217 (* prerr_endline ("new moo content: " ^ String.concat " " (List.map
218 GrafiteAstPp.pp_command content')); *)
219 { status with moo_content_rev = content' }
221 let get_baseuri status = status.baseuri;;
224 let get_option status name =
226 StringMap.find name status.options
227 with Not_found -> raise (Option_error (name, "not found"))
229 let set_option status name value =
230 let types = [ (* no set options defined! *) ] in
232 try List.assoc name types
234 command_error (Printf.sprintf "Unknown option \"%s\"" name)
237 match ty_and_mangler with
238 | `String, f -> String (f value)
241 Int (int_of_string (f value))
243 command_error (Printf.sprintf "Not an integer value \"%s\"" value))
245 { status with options = StringMap.add name value status.options }
248 let get_string_option status name =
249 match get_option status name with
251 | _ -> raise (Option_error (name, "not a string value"))
254 let dump_status status =
255 HLog.message "status.aliases:\n";
256 HLog.message "status.proof_status:";
258 (match status.proof_status with
259 | No_proof -> "no proof\n"
260 | Incomplete_proof _ -> "incomplete proof\n"
261 | Proof _ -> "proof\n"
262 | Intermediate _ -> "Intermediate\n");
263 HLog.message "status.options\n";
265 StringMap.iter (fun k v ->
269 | Int i -> string_of_int i
271 HLog.message (k ^ "::=" ^ v)) status.options;
273 HLog.message "status.coercions\n";
274 HLog.message "status.objects:\n";
276 (fun u -> HLog.message (UriManager.string_of_uri u)) status.objects
278 let get_coercions new_grafite_status =
279 let e = get_estatus new_grafite_status in
280 e.NEstatus.rstatus.NRstatus.coerc_db