?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Fix Spanish translation header
[anjuta.git] / plugins / symbol-db / symbol-db-engine-core.c
blob37d6e048a7b6f5d4e1379b1ff78be08251cb711e
1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
2 /*
3 * anjuta
4 * Copyright (C) Massimo Cora' 2007-2009 <maxcvs@email.it>
5 *
6 * Some code from IComplete of Martin Stubenschrott <stubenschrott@gmx.net>
7 * has been used here.
8 *
9 * anjuta is free software.
10 *
11 * You may redistribute it and/or modify it under the terms of the
12 * GNU General Public License, as published by the Free Software
13 * Foundation; either version 2 of the License, or (at your option)
14 * any later version.
15 *
16 * anjuta is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
19 * See the GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with anjuta. If not, write to:
23 * The Free Software Foundation, Inc.,
24 * 51 Franklin Street, Fifth Floor
25 * Boston, MA 02110-1301, USA.
26 */
27
28 #include <config.h>
29
30 #include <time.h>
31 #include <unistd.h>
32 #include <sys/types.h>
33 #include <sys/stat.h>
34 #include <sys/mman.h>
35 #include <signal.h>
36 #include <fcntl.h> /* For O_* constants */
37 #include <string.h>
38 #include <regex.h>
39
40 #include <gio/gio.h>
41 #include <libanjuta/interfaces/ianjuta-symbol.h>
42 #include <libanjuta/anjuta-debug.h>
43 #include <libanjuta/anjuta-launcher.h>
44 #include <libanjuta/anjuta-utils.h>
45 #include <libgda/libgda.h>
46 #include <sql-parser/gda-sql-parser.h>
47 #include "readtags.h"
48 #include "symbol-db-engine-priv.h"
49 #include "symbol-db-engine-core.h"
50 #include "symbol-db-engine-utils.h"
51
52 #include <glib/gprintf.h>
53
54 /*
55 * utility macros
56 */
57 #define STATIC_QUERY_POPULATE_INIT_NODE(query_list_ptr, query_type, gda_stmt) { \
58 static_query_node *q = g_new0 (static_query_node, 1); \
59 q->query_id = query_type; \
60 q->query_str = gda_stmt; \
61 q->stmt = NULL; \
62 q->plist = NULL; \
63 query_list_ptr [query_type] = q; \
64 }
65
66 /*
67 * typedefs
68 */
69 typedef struct _TableMapTmpHeritage {
70 gint symbol_referer_id;
71 gchar *field_inherits;
72 gchar *field_struct;
73 gchar *field_typeref;
74 gchar *field_enum;
75 gchar *field_union;
76 gchar *field_class;
77 gchar *field_namespace;
78
79 } TableMapTmpHeritage;
80
81 typedef struct _TableMapSymbol {
82 gint symbol_id;
83 gint file_defined_id;
84 gchar *name;
85 gint file_position;
86 gint is_file_scope;
87 gchar *signature;
88 gchar *returntype;
89 gint scope_definition_id;
90 gint scope_id;
91 gint type_id;
92 gint kind_id;
93 gint access_kind_id;
94 gint implementation_kind_id;
95 gint update_flag;
96
97 } TableMapSymbol;
98
99 typedef struct _EngineScanDataAsync {
100 GPtrArray *files_list;
101 GPtrArray *real_files_list;
102 gboolean symbols_update;
103 gint scan_id;
104
105 } EngineScanDataAsync;
106
107
108 typedef void (SymbolDBEngineCallback) (SymbolDBEngine * dbe,
109 gpointer user_data);
110
111 /*
112 * signals enum
113 */
114 enum
115 {
116 DB_CONNECTED,
117 DB_DISCONNECTED,
118 SCAN_BEGIN,
119 SINGLE_FILE_SCAN_END,
120 SCAN_END,
121 SYMBOL_INSERTED,
122 SYMBOL_UPDATED,
123 SYMBOL_SCOPE_UPDATED,
124 SYMBOL_REMOVED,
125 LAST_SIGNAL
126 };
127
128 /*
129 * enums
130 */
131 enum {
132 DO_UPDATE_SYMS = 1,
133 DO_UPDATE_SYMS_AND_EXIT,
134 DONT_UPDATE_SYMS,
135 DONT_UPDATE_SYMS_AND_EXIT,
136 DONT_FAKE_UPDATE_SYMS,
137 END_UPDATE_GROUP_SYMS
138 };
139
140 /*
141 * structs used for callback data.
142 */
143 typedef struct _UpdateFileSymbolsData {
144 gchar *project;
145 gchar *project_directory;
146 gboolean update_prj_analyse_time;
147 GPtrArray * files_path;
148
149 } UpdateFileSymbolsData;
150
151 typedef struct _ScanFiles1Data {
152 SymbolDBEngine *dbe;
153
154 gchar *real_file; /* may be NULL. If not NULL must be freed */
155 gint partial_count;
156 gint files_list_len;
157 gint symbols_update;
158
159 } ScanFiles1Data;
160
161 /*
162 * global file variables
163 */
164 static GObjectClass *parent_class = NULL;
165 static unsigned int signals[LAST_SIGNAL] = { 0 };
166
167
168 #ifdef DEBUG
169 static GTimer *sym_timer_DEBUG = NULL;
170 static gint tags_total_DEBUG = 0;
171 static gdouble elapsed_total_DEBUG = 0;
172 #endif
173
174 /*
175 * forward declarations
176 */
177 static void
178 sdb_engine_second_pass_do (SymbolDBEngine * dbe);
179
180 static gint
181 sdb_engine_add_new_symbol (SymbolDBEngine * dbe, const tagEntry * tag_entry,
182 int file_defined_id, gboolean sym_update);
183
184 const GdaStatement *
185 sdb_engine_get_statement_by_query_id (SymbolDBEngine * dbe, static_query_type query_id);
186
187 GQuark
188 symbol_db_engine_error_quark (void)
189 {
190 return g_quark_from_static_string ("symbol-db-engine-error-quark");
191 }
192
193 /*
194 * implementation starts here
195 */
196 static GNUC_INLINE gint
197 sdb_engine_cache_lookup (GHashTable* hash_table, const gchar* lookup)
198 {
199 gpointer orig_key = NULL;
200 gpointer value = NULL;
201
202 /* avoiding lazy initialization may gain some cpu cycles. Just lookup here. */
203 if (g_hash_table_lookup_extended (hash_table,
204 lookup,
205 &orig_key,
206 &value))
207 {
208 gint table_id = GPOINTER_TO_INT (value);
209 return table_id;
210 }
211 return -1;
212 }
213
214 static GNUC_INLINE void
215 sdb_engine_insert_cache (GHashTable* hash_table, const gchar* key,
216 gint value)
217 {
218 g_hash_table_insert (hash_table, g_strdup (key),
219 GINT_TO_POINTER (value));
220 }
221
222 static void
223 sdb_engine_tablemap_tmp_heritage_destroy (TableMapTmpHeritage *node)
224 {
225 g_free (node->field_inherits);
226 g_free (node->field_struct);
227 g_free (node->field_typeref);
228 g_free (node->field_enum);
229 g_free (node->field_union);
230 g_free (node->field_class);
231 g_free (node->field_namespace);
232
233 g_slice_free (TableMapTmpHeritage, node);
234 }
235
236 static void
237 sdb_engine_scan_data_destroy (gpointer data)
238 {
239 EngineScanDataAsync *esda = (EngineScanDataAsync *)data;
240
241 g_ptr_array_unref (esda->files_list);
242 if (esda->real_files_list)
243 g_ptr_array_unref (esda->real_files_list);
244
245 g_free (esda);
246 }
247
248 static void
249 sdb_engine_clear_tablemaps (SymbolDBEngine *dbe)
250 {
251 SymbolDBEnginePriv *priv = dbe->priv;
252 if (priv->tmp_heritage_tablemap)
253 {
254 TableMapTmpHeritage *node;
255 while ((node = g_queue_pop_head (priv->tmp_heritage_tablemap)) != NULL)
256 {
257 sdb_engine_tablemap_tmp_heritage_destroy (node);
258 }
259
260 /* queue should be void. Free it */
261 g_queue_free (priv->tmp_heritage_tablemap);
262 priv->tmp_heritage_tablemap = NULL;
263 }
264 }
265
266 static void
267 sdb_engine_clear_caches (SymbolDBEngine* dbe)
268 {
269 SymbolDBEnginePriv *priv = dbe->priv;
270 if (priv->kind_cache)
271 g_hash_table_destroy (priv->kind_cache);
272 if (priv->access_cache)
273 g_hash_table_destroy (priv->access_cache);
274 if (priv->implementation_cache)
275 g_hash_table_destroy (priv->implementation_cache);
276 if (priv->language_cache)
277 g_hash_table_destroy (priv->language_cache);
278
279 priv->kind_cache = NULL;
280 priv->access_cache = NULL;
281 priv->implementation_cache = NULL;
282 priv->language_cache = NULL;
283 }
284
285 static void
286 sdb_engine_init_table_maps (SymbolDBEngine *dbe)
287 {
288 SymbolDBEnginePriv *priv = dbe->priv;
289
290 /* tmp_heritage_tablemap */
291 priv->tmp_heritage_tablemap = g_queue_new ();
292 }
293
294 static void
295 sdb_engine_init_caches (SymbolDBEngine* dbe)
296 {
297 SymbolDBEnginePriv *priv = dbe->priv;
298 priv->kind_cache = g_hash_table_new_full (g_str_hash,
299 g_str_equal,
300 g_free,
301 NULL);
302
303 priv->access_cache = g_hash_table_new_full (g_str_hash,
304 g_str_equal,
305 g_free,
306 NULL);
307
308 priv->implementation_cache = g_hash_table_new_full (g_str_hash,
309 g_str_equal,
310 g_free,
311 NULL);
312
313 priv->language_cache = g_hash_table_new_full (g_str_hash,
314 g_str_equal,
315 g_free,
316 NULL);
317 }
318
319 /* ~~~ Thread note: this function locks the mutex ~~~ */
320 static gboolean
321 sdb_engine_execute_unknown_sql (SymbolDBEngine *dbe, const gchar *sql)
322 {
323 GdaStatement *stmt;
324 GObject *res;
325 SymbolDBEnginePriv *priv;
326
327 priv = dbe->priv;
328
329 SDB_LOCK(priv);
330 stmt = gda_sql_parser_parse_string (priv->sql_parser, sql, NULL, NULL);
331
332 if (stmt == NULL)
333 {
334 SDB_UNLOCK(priv);
335 return FALSE;
336 }
337
338 if ((res = gda_connection_statement_execute (priv->db_connection,
339 (GdaStatement*)stmt,
340 NULL,
341 GDA_STATEMENT_MODEL_RANDOM_ACCESS,
342 NULL, NULL)) == NULL)
343 {
344 g_object_unref (stmt);
345 SDB_UNLOCK(priv);
346 return FALSE;
347 }
348 else
349 {
350 g_object_unref (res);
351 g_object_unref (stmt);
352 SDB_UNLOCK(priv);
353 return TRUE;
354 }
355 }
356
357 static GdaDataModel *
358 sdb_engine_execute_select_sql (SymbolDBEngine * dbe, const gchar *sql)
359 {
360 GdaStatement *stmt;
361 GdaDataModel *res;
362 SymbolDBEnginePriv *priv;
363 const gchar *remain;
364
365 priv = dbe->priv;
366
367 stmt = gda_sql_parser_parse_string (priv->sql_parser, sql, &remain, NULL);
368
369 if (stmt == NULL)
370 return NULL;
371
372 res = gda_connection_statement_execute_select (priv->db_connection,
373 (GdaStatement*)stmt, NULL, NULL);
374 if (!res)
375 DEBUG_PRINT ("Could not execute query: %s\n", sql);
376
377 if (remain != NULL)
378 {
379 /* this shouldn't never happen */
380 sdb_engine_execute_select_sql (dbe, remain);
381 }
382
383 g_object_unref (stmt);
384
385 return res;
386 }
387
388 static gint
389 sdb_engine_execute_non_select_sql (SymbolDBEngine * dbe, const gchar *sql)
390 {
391 GdaStatement *stmt;
392 gint nrows;
393 SymbolDBEnginePriv *priv;
394 const gchar *remain;
395
396 priv = dbe->priv;
397 stmt = gda_sql_parser_parse_string (priv->sql_parser,
398 sql, &remain, NULL);
399
400 if (stmt == NULL)
401 return -1;
402
403 nrows = gda_connection_statement_execute_non_select (priv->db_connection, stmt,
404 NULL, NULL, NULL);
405 if (remain != NULL) {
406 /* may happen for example when sql is a file-content */
407 sdb_engine_execute_non_select_sql (dbe, remain);
408 }
409
410 g_object_unref (stmt);
411 return nrows;
412 }
413
414 /**
415 * ### Thread note: this function inherits the mutex lock ###
416 *
417 * Use a proxy to return an already present or a fresh new prepared query
418 * from static 'query_list'. We should perform actions in the fastest way, because
419 * these queries are time-critical.
420 * A GdaSet will also be populated once, avoiding so to create again later on.
421 */
422 const GdaStatement *
423 sdb_engine_get_statement_by_query_id (SymbolDBEngine * dbe, static_query_type query_id)
424 {
425 static_query_node *node;
426 SymbolDBEnginePriv *priv;
427
428 priv = dbe->priv;
429
430 /* no way: if connection is NULL we will break here. There must be
431 * a connection established to db before using this function */
432 /*g_return_val_if_fail (priv->db_connection != NULL, NULL);*/
433
434 if ((node = priv->static_query_list[query_id]) == NULL)
435 return NULL;
436
437 if (node->stmt == NULL)
438 {
439 GError *error = NULL;
440
441 /* create a new GdaStatement */
442 node->stmt =
443 gda_sql_parser_parse_string (priv->sql_parser, node->query_str, NULL,
444 &error);
445
446 if (error)
447 {
448 g_warning ("%s", error->message);
449 g_error_free (error);
450 return NULL;
451 }
452
453 if (gda_statement_get_parameters ((GdaStatement*)node->stmt,
454 &node->plist, NULL) == FALSE)
455 {
456 g_warning ("Error on getting parameters for %d", query_id);
457 }
458 }
459
460 return node->stmt;
461 }
462
463 /**
464 * ### Thread note: this function inherits the mutex lock ###
465 *
466 * Return a GdaSet of parameters calculated from the statement. It does not check
467 * if it's null. You *must* be sure to have called sdb_engine_get_statement_by_query_id () first.
468 */
469 static GNUC_INLINE const GdaSet *
470 sdb_engine_get_query_parameters_list (SymbolDBEngine *dbe, static_query_type query_id)
471 {
472 SymbolDBEnginePriv *priv;
473
474 priv = dbe->priv;
475
476 static_query_node *node;
477 node = priv->static_query_list[query_id];
478 return node->plist;
479 }
480
481 /**
482 * Clear the static cached queries data. You should call this function when closing/
483 * destroying SymbolDBEngine object.
484 */
485 static void
486 sdb_engine_free_cached_queries (SymbolDBEngine *dbe)
487 {
488 SymbolDBEnginePriv *priv;
489 gint i;
490 static_query_node *node;
491
492 priv = dbe->priv;
493
494 for (i = 0; i < PREP_QUERY_COUNT; i++)
495 {
496 node = priv->static_query_list[i];
497
498 if (node != NULL && node->stmt != NULL)
499 {
500 /*DEBUG_PRINT ("sdb_engine_free_cached_queries stmt %d", i);*/
501 g_object_unref (node->stmt);
502 node->stmt = NULL;
503 }
504
505 if (node != NULL && node->plist != NULL)
506 {
507 /*DEBUG_PRINT ("sdb_engine_free_cached_queries plist %d", i);*/
508 g_object_unref (node->plist);
509 node->plist = NULL;
510 }
511
512 /* last but not the least free the node itself */
513 g_free (node);
514 priv->static_query_list[i] = NULL;
515 }
516 }
517
518 static gboolean
519 sdb_engine_disconnect_from_db (SymbolDBEngine * dbe)
520 {
521 SymbolDBEnginePriv *priv;
522
523 g_return_val_if_fail (dbe != NULL, FALSE);
524 priv = dbe->priv;
525
526 DEBUG_PRINT ("VACUUM command issued on %s", priv->cnc_string);
527 sdb_engine_execute_non_select_sql (dbe, "VACUUM");
528
529 DEBUG_PRINT ("Disconnecting from %s", priv->cnc_string);
530 g_free (priv->cnc_string);
531 priv->cnc_string = NULL;
532
533 if (priv->db_connection != NULL) {
534 #ifdef HAVE_GDA6
535 GError* err = NULL;
536 gda_connection_close (priv->db_connection, &err);
537 if (err != NULL)
538 return FALSE;
539 #else
540 gda_connection_close (priv->db_connection);
541 #endif
542 }
543 priv->db_connection = NULL;
544
545 if (priv->sql_parser != NULL)
546 g_object_unref (priv->sql_parser);
547 priv->sql_parser = NULL;
548
549 return TRUE;
550 }
551
552 /**
553 * ### Thread note: this function inherits the mutex lock ###
554 *
555 * @return -1 on error. Otherwise the id of tuple.
556 */
557 static GNUC_INLINE gint
558 sdb_engine_get_tuple_id_by_unique_name (SymbolDBEngine * dbe, static_query_type qtype,
559 gchar * param_key,
560 GValue * param_value)
561 {
562 const GdaSet *plist;
563 const GdaStatement *stmt;
564 GdaHolder *param;
565 GdaDataModel *data_model;
566 const GValue *num;
567 gint table_id;
568 SymbolDBEnginePriv *priv;
569
570 priv = dbe->priv;
571
572 /* get prepared query */
573 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, qtype)) == NULL)
574 {
575 g_warning ("Query is null");
576 return -1;
577 }
578
579 plist = sdb_engine_get_query_parameters_list (dbe, qtype);
580
581 if ((param = gda_set_get_holder ((GdaSet*)plist, param_key)) == NULL)
582 {
583 g_warning ("sdb_engine_get_tuple_id_by_unique_name: param is NULL "
584 "from pquery!\n");
585 return -1;
586 }
587
588 gda_holder_set_value (param, param_value, NULL);
589
590 /* execute the query with parameters just set */
591 data_model = gda_connection_statement_execute_select (priv->db_connection,
592 (GdaStatement*)stmt,
593 (GdaSet*)plist, NULL);
594
595 if (!GDA_IS_DATA_MODEL (data_model) ||
596 gda_data_model_get_n_rows (GDA_DATA_MODEL (data_model)) <= 0)
597 {
598 if (data_model != NULL)
599 g_object_unref (data_model);
600 return -1;
601 }
602
603 /* get and parse the results. */
604 num = gda_data_model_get_value_at (GDA_DATA_MODEL (data_model), 0, 0, NULL);
605
606 table_id = g_value_get_int (num);
607 g_object_unref (data_model);
608
609 /* set the value to a dummy string because we won't use the real value anymore */
610 return table_id;
611 }
612
613 /* ### Thread note: this function inherits the mutex lock ### */
614 static GNUC_INLINE gint
615 sdb_engine_get_tuple_id_by_unique_name5 (SymbolDBEngine * dbe,
616 static_query_type qtype,
617 gchar * param_key1,
618 GValue * value1,
619 gchar * param_key2,
620 GValue * value2,
621 gchar * param_key3,
622 GValue * value3,
623 gchar * param_key4,
624 GValue * value4,
625 gchar * param_key5,
626 GValue * value5)
627 {
628 const GdaSet *plist;
629 const GdaStatement *stmt;
630 GdaHolder *param;
631 GdaDataModel *data_model;
632 const GValue *num;
633 gint table_id;
634 SymbolDBEnginePriv *priv;
635
636 priv = dbe->priv;
637
638 /* get prepared query */
639 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, qtype)) == NULL)
640 {
641 g_warning ("Query is null");
642 return -1;
643 }
644
645 plist = sdb_engine_get_query_parameters_list (dbe, qtype);
646
647 if ((param = gda_set_get_holder ((GdaSet*)plist, param_key1)) == NULL)
648 {
649 g_warning ("sdb_engine_get_tuple_id_by_unique_name5: param is NULL "
650 "from pquery!\n");
651 return -1;
652 }
653
654 gda_holder_set_value (param, value1, NULL);
655
656 /* ...and the second one */
657 if ((param = gda_set_get_holder ((GdaSet*)plist, param_key2)) == NULL)
658 {
659 g_warning ("sdb_engine_get_tuple_id_by_unique_name5: "
660 "param is NULL from pquery!");
661 return -1;
662 }
663
664 gda_holder_set_value (param, value2, NULL);
665
666 /* ...and the third one */
667 if ((param = gda_set_get_holder ((GdaSet*)plist, param_key3)) == NULL)
668 {
669 g_warning ("sdb_engine_get_tuple_id_by_unique_name5: "
670 "param is NULL from pquery!");
671 return -1;
672 }
673
674 gda_holder_set_value (param, value3, NULL);
675
676 /* ...and the fourth one */
677 if ((param = gda_set_get_holder ((GdaSet*)plist, param_key4)) == NULL)
678 {
679 g_warning ("sdb_engine_get_tuple_id_by_unique_name5: "
680 "param is NULL from pquery!");
681 return -1;
682 }
683
684 gda_holder_set_value (param, value4, NULL);
685
686 /* ...and the fifth one */
687 if ((param = gda_set_get_holder ((GdaSet*)plist, param_key5)) == NULL)
688 {
689 g_warning ("sdb_engine_get_tuple_id_by_unique_name5: "
690 "param is NULL from pquery!");
691 return -1;
692 }
693
694 gda_holder_set_value (param, value5, NULL);
695
696 /* execute the query with parameters just set */
697 data_model = gda_connection_statement_execute_select (priv->db_connection,
698 (GdaStatement*)stmt,
699 (GdaSet*)plist, NULL);
700
701 if (!GDA_IS_DATA_MODEL (data_model) ||
702 gda_data_model_get_n_rows (GDA_DATA_MODEL (data_model)) <= 0)
703 {
704 if (data_model != NULL)
705 g_object_unref (data_model);
706
707 return -1;
708 }
709
710 /* get and parse the results. */
711 num = gda_data_model_get_value_at (GDA_DATA_MODEL (data_model), 0, 0, NULL);
712
713 table_id = g_value_get_int (num);
714 g_object_unref (data_model);
715 return table_id;
716 }
717
718 /** ### Thread note: this function inherits the mutex lock ### */
719 static int
720 sdb_engine_get_file_defined_id (SymbolDBEngine* dbe,
721 const gchar* base_prj_path,
722 const gchar* fake_file_on_db,
723 tagEntry* tag_entry)
724 {
725 GValue v = {0};
726
727 gint file_defined_id = 0;
728 if (base_prj_path != NULL && g_str_has_prefix (tag_entry->file, base_prj_path))
729 {
730 /* in this case fake_file will be ignored. */
731
732 /* we expect here an absolute path */
733 SDB_GVALUE_SET_STATIC_STRING(v, tag_entry->file + strlen (base_prj_path));
734 }
735 else
736 {
737 /* check whether the fake_file can substitute the tag_entry->file one */
738 if (fake_file_on_db == NULL)
739 {
740 SDB_GVALUE_SET_STATIC_STRING(v, tag_entry->file);
741 }
742 else
743 {
744 SDB_GVALUE_SET_STATIC_STRING(v, fake_file_on_db);
745 }
746 }
747
748 if ((file_defined_id = sdb_engine_get_tuple_id_by_unique_name (dbe,
749 PREP_QUERY_GET_FILE_ID_BY_UNIQUE_NAME,
750 "filepath",
751 &v)) < 0)
752 {
753 /* if we arrive here there should be some sync problems between the filenames
754 * in database and the ones in the ctags files. We trust in db's ones,
755 * so we'll just return here.
756 */
757 g_warning ("sync problems between db and ctags filenames entries. "
758 "File was %s (base_path: %s, fake_file: %s, tag_file: %s)",
759 g_value_get_string (&v), base_prj_path, fake_file_on_db,
760 tag_entry->file);
761 return -1;
762 }
763
764 return file_defined_id;
765 }
766
767 /**
768 * ### Thread note: this function inherits the mutex lock ###
769 *
770 * If fake_file is != NULL we claim and assert that tags contents which are
771 * scanned belong to the fake_file in the project.
772 * More: the fake_file refers to just one single file and cannot be used
773 * for multiple fake_files.
774 */
775 static void
776 sdb_engine_populate_db_by_tags (SymbolDBEngine * dbe, FILE* fd,
777 gchar * fake_file_on_db,
778 gboolean force_sym_update)
779 {
780 tagFile *tag_file;
781 tagFileInfo tag_file_info;
782 tagEntry tag_entry;
783 gint file_defined_id_cache = 0;
784 gchar* tag_entry_file_cache = NULL;
785
786 SymbolDBEnginePriv *priv = dbe->priv;
787
788 gchar* base_prj_path = fake_file_on_db == NULL ?
789 priv->project_directory : NULL;
790
791 g_return_if_fail (dbe != NULL);
792
793 g_return_if_fail (priv->db_connection != NULL);
794 g_return_if_fail (fd != NULL);
795
796 if ((tag_file = tagsOpen_1 (fd, &tag_file_info)) == NULL)
797 {
798 g_warning ("error in opening ctags file");
799 }
800
801 #ifdef DEBUG
802 if (sym_timer_DEBUG == NULL)
803 sym_timer_DEBUG = g_timer_new ();
804 else
805 g_timer_reset (sym_timer_DEBUG);
806 gint tags_num_DEBUG = 0;
807 #endif
808 tag_entry.file = NULL;
809
810 while (tagsNext (tag_file, &tag_entry) != TagFailure)
811 {
812 gint file_defined_id = 0;
813 if (tag_entry.file == NULL)
814 {
815 continue;
816 }
817 if (file_defined_id_cache > 0)
818 {
819 if (g_str_equal (tag_entry.file, tag_entry_file_cache))
820 {
821 file_defined_id = file_defined_id_cache;
822 }
823 }
824 if (file_defined_id == 0)
825 {
826 file_defined_id = sdb_engine_get_file_defined_id (dbe,
827 base_prj_path,
828 fake_file_on_db,
829 &tag_entry);
830 file_defined_id_cache = file_defined_id;
831 g_free (tag_entry_file_cache);
832 tag_entry_file_cache = g_strdup (tag_entry.file);
833 }
834
835 if (priv->symbols_scanned_count++ % BATCH_SYMBOL_NUMBER == 0)
836 {
837 GError *error = NULL;
838
839 /* if we aren't at the first cycle then we can commit the transaction */
840 if (priv->symbols_scanned_count > 1)
841 {
842 gda_connection_commit_transaction (priv->db_connection, "symboltrans",
843 &error);
844
845 if (error)
846 {
847 DEBUG_PRINT ("err: %s", error->message);
848 g_error_free (error);
849 error = NULL;
850 }
851 }
852
853 gda_connection_begin_transaction (priv->db_connection, "symboltrans",
854 GDA_TRANSACTION_ISOLATION_READ_UNCOMMITTED, &error);
855
856 if (error)
857 {
858 DEBUG_PRINT ("err: %s", error->message);
859 g_error_free (error);
860 error = NULL;
861 }
862 }
863
864 /* insert or update a symbol */
865 sdb_engine_add_new_symbol (dbe, &tag_entry, file_defined_id,
866 force_sym_update);
867 #ifdef DEBUG
868 tags_num_DEBUG++;
869 #endif
870 tag_entry.file = NULL;
871 }
872 g_free (tag_entry_file_cache);
873
874
875 #ifdef DEBUG
876 gdouble elapsed_DEBUG = g_timer_elapsed (sym_timer_DEBUG, NULL);
877 tags_total_DEBUG += tags_num_DEBUG;
878 elapsed_total_DEBUG += elapsed_DEBUG;
879 /* DEBUG_PRINT ("elapsed: %f for (%d) [%f sec/symbol] [av %f sec/symbol]", elapsed_DEBUG,
880 tags_num_DEBUG, elapsed_DEBUG / tags_num_DEBUG,
881 elapsed_total_DEBUG / tags_total_DEBUG);
882 */
883 #endif
884
885 /* notify listeners that another file has been scanned */
886 DBESignal *dbesig = g_slice_new0 (DBESignal);
887 dbesig->value = GINT_TO_POINTER (SINGLE_FILE_SCAN_END +1);
888 dbesig->process_id = priv->current_scan_process_id;
889
890 g_async_queue_push (priv->signals_aqueue, dbesig);
891
892 /* we've done with tag_file but we don't need to tagsClose (tag_file); */
893 }
894
895 /* ~~~ Thread note: this function locks the mutex ~~~ */
896 static void
897 sdb_engine_ctags_output_thread (gpointer data, gpointer user_data)
898 {
899 gint len_chars;
900 gchar *chars, *chars_ptr;
901 gint remaining_chars;
902 gint len_marker;
903 SymbolDBEnginePriv *priv;
904 SymbolDBEngine *dbe;
905
906 chars = chars_ptr = (gchar *)data;
907 dbe = SYMBOL_DB_ENGINE (user_data);
908
909 g_return_if_fail (dbe != NULL);
910 g_return_if_fail (chars_ptr != NULL);
911
912 priv = dbe->priv;
913
914 SDB_LOCK(priv);
915
916 remaining_chars = len_chars = strlen (chars_ptr);
917 len_marker = strlen (CTAGS_MARKER);
918
919 /*DEBUG_PRINT ("program output [new version]: ==>%s<==", chars);*/
920 if (len_chars >= len_marker)
921 {
922 gchar *marker_ptr = NULL;
923 gint tmp_str_length = 0;
924
925 /* is it an end file marker? */
926 marker_ptr = strstr (chars_ptr, CTAGS_MARKER);
927
928 do
929 {
930 if (marker_ptr != NULL)
931 {
932 int scan_flag;
933 gchar *real_file;
934
935 /* set the length of the string parsed */
936 tmp_str_length = marker_ptr - chars_ptr;
937
938 /* write to shm_file all the chars_ptr received without the marker ones */
939 fwrite (chars_ptr, sizeof(gchar), tmp_str_length, priv->shared_mem_file);
940
941 chars_ptr = marker_ptr + len_marker;
942 remaining_chars -= (tmp_str_length + len_marker);
943 fflush (priv->shared_mem_file);
944
945 /* get the scan flag from the queue. We need it to know whether
946 * an update of symbols must be done or not */
947 DBESignal *dbesig = g_async_queue_try_pop (priv->scan_aqueue);
948 scan_flag = GPOINTER_TO_INT(dbesig->value);
949 g_slice_free (DBESignal, dbesig);
950
951 dbesig = g_async_queue_try_pop (priv->scan_aqueue);
952 real_file = dbesig->value;
953 g_slice_free (DBESignal, dbesig);
954
955 /* and now call the populating function */
956 if (scan_flag == DO_UPDATE_SYMS ||
957 scan_flag == DO_UPDATE_SYMS_AND_EXIT)
958 {
959 sdb_engine_populate_db_by_tags (dbe, priv->shared_mem_file,
960 (gsize)real_file == DONT_FAKE_UPDATE_SYMS ? NULL : real_file,
961 TRUE);
962 }
963 else
964 {
965 sdb_engine_populate_db_by_tags (dbe, priv->shared_mem_file,
966 (gsize)real_file == DONT_FAKE_UPDATE_SYMS ? NULL : real_file,
967 FALSE);
968 }
969
970 /* don't forget to free the real_file, if it's a char */
971 if ((gsize)real_file != DONT_FAKE_UPDATE_SYMS)
972 g_free (real_file);
973
974 /* check also if, together with an end file marker, we have an
975 * end group-of-files end marker.
976 */
977 if (scan_flag == DO_UPDATE_SYMS_AND_EXIT ||
978 scan_flag == DONT_UPDATE_SYMS_AND_EXIT )
979 {
980 gint tmp_inserted;
981 gint tmp_updated;
982
983 /* scan has ended. Go go with second step. */
984 DEBUG_PRINT ("%s", "FOUND end-of-group-files marker.");
985
986 chars_ptr += len_marker;
987 remaining_chars -= len_marker;
988
989 /* will emit symbol_scope_updated and will flush on disk
990 * tablemaps
991 */
992 sdb_engine_second_pass_do (dbe);
993
994 /* Here we are. It's the right time to notify the listeners
995 * about out fresh new inserted/updated symbols...
996 * Go on by emitting them.
997 */
998 while ((tmp_inserted = GPOINTER_TO_INT(
999 g_async_queue_try_pop (priv->inserted_syms_id_aqueue))) > 0)
1000 {
1001 /* we must be sure to insert both signals at once */
1002 g_async_queue_lock (priv->signals_aqueue);
1003
1004 DBESignal *dbesig1 = g_slice_new0 (DBESignal);
1005 DBESignal *dbesig2 = g_slice_new0 (DBESignal);
1006
1007 dbesig1->value = GINT_TO_POINTER (SYMBOL_INSERTED + 1);
1008 dbesig1->process_id = priv->current_scan_process_id;
1009
1010 dbesig2->value = GINT_TO_POINTER (tmp_inserted);
1011 dbesig2->process_id = priv->current_scan_process_id;
1012
1013 g_async_queue_push_unlocked (priv->signals_aqueue,
1014 dbesig1);
1015 g_async_queue_push_unlocked (priv->signals_aqueue,
1016 dbesig2);
1017
1018 g_async_queue_unlock (priv->signals_aqueue);
1019 }
1020
1021 while ((tmp_updated = GPOINTER_TO_INT(
1022 g_async_queue_try_pop (priv->updated_syms_id_aqueue))) > 0)
1023 {
1024 g_async_queue_lock (priv->signals_aqueue);
1025
1026 DBESignal *dbesig1 = g_slice_new0 (DBESignal);
1027 DBESignal *dbesig2 = g_slice_new0 (DBESignal);
1028
1029 dbesig1->value = GINT_TO_POINTER (SYMBOL_UPDATED + 1);
1030 dbesig1->process_id = priv->current_scan_process_id;
1031
1032 dbesig2->value = GINT_TO_POINTER (tmp_updated);
1033 dbesig2->process_id = priv->current_scan_process_id;
1034
1035 g_async_queue_push_unlocked (priv->signals_aqueue, dbesig1);
1036 g_async_queue_push_unlocked (priv->signals_aqueue, dbesig2);
1037 g_async_queue_unlock (priv->signals_aqueue);
1038 }
1039
1040 while ((tmp_updated = GPOINTER_TO_INT(
1041 g_async_queue_try_pop (priv->updated_scope_syms_id_aqueue))) > 0)
1042 {
1043 g_async_queue_lock (priv->signals_aqueue);
1044
1045 DBESignal *dbesig1 = g_slice_new0 (DBESignal);
1046 DBESignal *dbesig2 = g_slice_new0 (DBESignal);
1047
1048 dbesig1->value = GINT_TO_POINTER (SYMBOL_SCOPE_UPDATED + 1);
1049 dbesig1->process_id = priv->current_scan_process_id;
1050
1051 dbesig2->value = GINT_TO_POINTER (tmp_updated);
1052 dbesig2->process_id = priv->current_scan_process_id;
1053
1054 g_async_queue_push_unlocked (priv->signals_aqueue, dbesig1);
1055 g_async_queue_push_unlocked (priv->signals_aqueue, dbesig2);
1056 g_async_queue_unlock (priv->signals_aqueue);
1057 }
1058
1059 #ifdef DEBUG
1060 if (priv->first_scan_timer_DEBUG != NULL)
1061 {
1062 DEBUG_PRINT ("~~~~~ TOTAL FIRST SCAN elapsed: %f ",
1063 g_timer_elapsed (priv->first_scan_timer_DEBUG, NULL));
1064 g_timer_destroy (priv->first_scan_timer_DEBUG);
1065 priv->first_scan_timer_DEBUG = NULL;
1066 }
1067 #endif
1068
1069 DBESignal *dbesig1 = g_slice_new0 (DBESignal);
1070
1071 dbesig1->value = GINT_TO_POINTER (SCAN_END + 1);
1072 dbesig1->process_id = priv->current_scan_process_id;
1073
1074 g_async_queue_push (priv->signals_aqueue, dbesig1);
1075 }
1076
1077 /* truncate the file to 0 length */
1078 ftruncate (priv->shared_mem_fd, 0);
1079 }
1080 else
1081 {
1082 /* marker_ptr is NULL here. We should then exit the loop. */
1083 /* write to shm_file all the chars received */
1084 fwrite (chars_ptr, sizeof(gchar), remaining_chars,
1085 priv->shared_mem_file);
1086
1087 fflush (priv->shared_mem_file);
1088 break;
1089 }
1090
1091 /* found out a new marker */
1092 marker_ptr = strstr (marker_ptr + len_marker, CTAGS_MARKER);
1093 } while (remaining_chars + len_marker < len_chars || marker_ptr != NULL);
1094 }
1095
1096 SDB_UNLOCK(priv);
1097
1098 g_free (chars);
1099 }
1100
1101
1102 /**
1103 * This function runs on the main glib thread, so that it can safely spread signals
1104 */
1105 static gboolean
1106 sdb_engine_timeout_trigger_signals (gpointer user_data)
1107 {
1108 SymbolDBEngine *dbe = (SymbolDBEngine *) user_data;
1109 SymbolDBEnginePriv *priv;
1110
1111 g_return_val_if_fail (user_data != NULL, FALSE);
1112 priv = dbe->priv;
1113
1114 if (priv->signals_aqueue != NULL &&
1115 g_async_queue_length (priv->signals_aqueue) > 0)
1116 {
1117 DBESignal *dbesig;
1118 gsize real_signal;
1119 gint process_id;
1120
1121 while (priv->signals_aqueue != NULL &&
1122 (dbesig = g_async_queue_try_pop (priv->signals_aqueue)) != NULL)
1123 {
1124 if (dbesig == NULL)
1125 {
1126 return g_async_queue_length (priv->signals_aqueue) > 0 ? TRUE : FALSE;
1127 }
1128
1129 real_signal = GPOINTER_TO_INT (dbesig->value) -1;
1130 process_id = dbesig->process_id;
1131
1132 switch (real_signal)
1133 {
1134 case SINGLE_FILE_SCAN_END:
1135 {
1136 g_signal_emit (dbe, signals[SINGLE_FILE_SCAN_END], 0);
1137 }
1138 break;
1139
1140 case SCAN_BEGIN:
1141 {
1142 DEBUG_PRINT ("%s", "EMITTING scan begin.");
1143 g_signal_emit (dbe, signals[SCAN_BEGIN], 0, process_id);
1144 }
1145 break;
1146
1147 case SCAN_END:
1148 {
1149 /* reset count */
1150 priv->symbols_scanned_count = 0;
1151
1152 DEBUG_PRINT ("Committing symboltrans transaction...");
1153 gda_connection_commit_transaction (priv->db_connection, "symboltrans",
1154 NULL);
1155 DEBUG_PRINT ("... Done!");
1156
1157 /* perform flush on db of the tablemaps, if this is the 1st scan */
1158 if (priv->is_first_population == TRUE)
1159 {
1160 /* ok, set the flag to false. We're done with it */
1161 priv->is_first_population = FALSE;
1162 }
1163
1164 priv->is_scanning = FALSE;
1165
1166 DEBUG_PRINT ("%s", "EMITTING scan-end");
1167 g_signal_emit (dbe, signals[SCAN_END], 0, process_id);
1168 }
1169 break;
1170
1171 case SYMBOL_INSERTED:
1172 {
1173 DBESignal *dbesig2;
1174
1175 dbesig2 = g_async_queue_try_pop (priv->signals_aqueue);
1176 g_signal_emit (dbe, signals[SYMBOL_INSERTED], 0, dbesig2->value);
1177
1178 g_slice_free (DBESignal, dbesig2);
1179 }
1180 break;
1181
1182 case SYMBOL_UPDATED:
1183 {
1184 DBESignal *dbesig2;
1185
1186 dbesig2 = g_async_queue_try_pop (priv->signals_aqueue);
1187 g_signal_emit (dbe, signals[SYMBOL_UPDATED], 0, dbesig2->value);
1188
1189 g_slice_free (DBESignal, dbesig2);
1190 }
1191 break;
1192
1193 case SYMBOL_SCOPE_UPDATED:
1194 {
1195 DBESignal *dbesig2;
1196
1197 dbesig2 = g_async_queue_try_pop (priv->signals_aqueue);
1198 g_signal_emit (dbe, signals[SYMBOL_SCOPE_UPDATED], 0, dbesig2->value);
1199
1200 g_slice_free (DBESignal, dbesig2);
1201 }
1202 break;
1203
1204 case SYMBOL_REMOVED:
1205 {
1206 DBESignal *dbesig2;
1207
1208 dbesig2 = g_async_queue_try_pop (priv->signals_aqueue);
1209 g_signal_emit (dbe, signals[SYMBOL_REMOVED], 0, dbesig2->value);
1210
1211 g_slice_free (DBESignal, dbesig2);
1212 }
1213 break;
1214 }
1215
1216 g_slice_free (DBESignal, dbesig);
1217 }
1218 /* reset to 0 the retries */
1219 priv->trigger_closure_retries = 0;
1220 }
1221 else {
1222 priv->trigger_closure_retries++;
1223 }
1224
1225 if (priv->thread_pool != NULL &&
1226 g_thread_pool_unprocessed (priv->thread_pool) == 0 &&
1227 g_thread_pool_get_num_threads (priv->thread_pool) == 0)
1228 {
1229 /* remove the trigger coz we don't need it anymore... */
1230 g_source_remove (priv->timeout_trigger_handler);
1231 priv->timeout_trigger_handler = 0;
1232 return FALSE;
1233 }
1234
1235 return TRUE;
1236 }
1237
1238 static void
1239 sdb_engine_ctags_output_callback_1 (AnjutaLauncher * launcher,
1240 AnjutaLauncherOutputType output_type,
1241 const gchar * chars, gpointer user_data)
1242 {
1243 SymbolDBEngine *dbe = (SymbolDBEngine *) user_data;
1244 SymbolDBEnginePriv *priv;
1245
1246 g_return_if_fail (user_data != NULL);
1247
1248 priv = dbe->priv;
1249
1250 if (priv->shutting_down == TRUE)
1251 return;
1252
1253 g_thread_pool_push (priv->thread_pool, g_strdup (chars), NULL);
1254
1255 /* signals monitor */
1256 if (priv->timeout_trigger_handler <= 0)
1257 {
1258 priv->timeout_trigger_handler =
1259 g_timeout_add_full (G_PRIORITY_DEFAULT_IDLE, TRIGGER_SIGNALS_DELAY,
1260 sdb_engine_timeout_trigger_signals, user_data, NULL);
1261 priv->trigger_closure_retries = 0;
1262 }
1263 }
1264
1265 static void
1266 on_scan_files_end_1 (AnjutaLauncher * launcher, int child_pid,
1267 int exit_status, gulong time_taken_in_seconds,
1268 gpointer user_data)
1269 {
1270 SymbolDBEngine *dbe = (SymbolDBEngine *) user_data;
1271 SymbolDBEnginePriv *priv;
1272
1273 g_return_if_fail (user_data != NULL);
1274
1275 priv = dbe->priv;
1276
1277 DEBUG_PRINT ("***** ctags ended (%s) (%s) *****", priv->ctags_path,
1278 priv->cnc_string);
1279
1280 if (priv->shutting_down == TRUE)
1281 return;
1282
1283 priv->ctags_path = NULL;
1284 }
1285
1286 static void
1287 sdb_engine_ctags_launcher_create (SymbolDBEngine * dbe)
1288 {
1289 SymbolDBEnginePriv *priv;
1290 gchar *exe_string;
1291
1292 priv = dbe->priv;
1293
1294 DEBUG_PRINT ("Creating anjuta_launcher with %s for %s", priv->ctags_path,
1295 priv->cnc_string);
1296
1297 priv->ctags_launcher = anjuta_launcher_new ();
1298
1299 anjuta_launcher_set_check_passwd_prompt (priv->ctags_launcher, FALSE);
1300 anjuta_launcher_set_encoding (priv->ctags_launcher, NULL);
1301
1302 g_signal_connect (G_OBJECT (priv->ctags_launcher), "child-exited",
1303 G_CALLBACK (on_scan_files_end_1), dbe);
1304
1305 exe_string = g_strdup_printf ("%s --sort=no --fields=afmiKlnsStTz --c++-kinds=+p "
1306 "--filter=yes --filter-terminator='"CTAGS_MARKER"'",
1307 priv->ctags_path);
1308 DEBUG_PRINT ("Launching %s", exe_string);
1309 anjuta_launcher_execute (priv->ctags_launcher,
1310 exe_string, sdb_engine_ctags_output_callback_1,
1311 dbe);
1312 g_free (exe_string);
1313 }
1314
1315 /**
1316 * A GAsyncReadyCallback function. This function is the async continuation for
1317 * sdb_engine_scan_files_1 ().
1318 */
1319 static void
1320 sdb_engine_scan_files_2 (GFile *gfile,
1321 GAsyncResult *res,
1322 gpointer user_data)
1323 {
1324 ScanFiles1Data *sf_data = (ScanFiles1Data*)user_data;
1325 SymbolDBEngine *dbe;
1326 SymbolDBEnginePriv *priv;
1327 GFileInfo *ginfo;
1328 gchar *local_path;
1329 gchar *real_file;
1330 gboolean symbols_update;
1331 gint partial_count;
1332 gint files_list_len;
1333
1334 dbe = sf_data->dbe;
1335 symbols_update = sf_data->symbols_update;
1336 real_file = sf_data->real_file;
1337 files_list_len = sf_data->files_list_len;
1338 partial_count = sf_data->partial_count;
1339
1340 priv = dbe->priv;
1341
1342 ginfo = g_file_query_info_finish (gfile, res, NULL);
1343
1344 local_path = g_file_get_path (gfile);
1345
1346 if (ginfo == NULL ||
1347 g_file_info_get_attribute_boolean (ginfo,
1348 G_FILE_ATTRIBUTE_ACCESS_CAN_READ) == FALSE)
1349 {
1350 g_warning ("File does not exist or is unreadable by user (%s)", local_path);
1351
1352 g_free (local_path);
1353 g_free (real_file);
1354 g_free (sf_data);
1355
1356 if (ginfo)
1357 g_object_unref (ginfo);
1358 if (gfile)
1359 g_object_unref (gfile);
1360 return;
1361 }
1362
1363 /* DEBUG_PRINT ("sent to stdin %s", local_path); */
1364 anjuta_launcher_send_stdin (priv->ctags_launcher, local_path);
1365 anjuta_launcher_send_stdin (priv->ctags_launcher, "\n");
1366
1367 if (symbols_update == TRUE)
1368 {
1369 DBESignal *dbesig;
1370
1371 /* will this be the last file in the list? */
1372 if (partial_count + 1 >= files_list_len)
1373 {
1374 dbesig = g_slice_new0 (DBESignal);
1375 dbesig->value = GINT_TO_POINTER (DO_UPDATE_SYMS_AND_EXIT);
1376 dbesig->process_id = priv->current_scan_process_id;
1377
1378 /* yes */
1379 g_async_queue_push (priv->scan_aqueue, dbesig);
1380 }
1381 else
1382 {
1383 dbesig = g_slice_new0 (DBESignal);
1384 dbesig->value = GINT_TO_POINTER (DO_UPDATE_SYMS);
1385 dbesig->process_id = priv->current_scan_process_id;
1386
1387 /* no */
1388 g_async_queue_push (priv->scan_aqueue, dbesig);
1389 }
1390 }
1391 else
1392 {
1393 DBESignal *dbesig;
1394
1395 if (partial_count + 1 >= files_list_len)
1396 {
1397 dbesig = g_slice_new0 (DBESignal);
1398 dbesig->value = GINT_TO_POINTER (DONT_UPDATE_SYMS_AND_EXIT);
1399 dbesig->process_id = priv->current_scan_process_id;
1400
1401 /* yes */
1402 g_async_queue_push (priv->scan_aqueue, dbesig);
1403 }
1404 else
1405 {
1406 dbesig = g_slice_new0 (DBESignal);
1407 dbesig->value = GINT_TO_POINTER (DONT_UPDATE_SYMS);
1408 dbesig->process_id = priv->current_scan_process_id;
1409
1410 /* no */
1411 g_async_queue_push (priv->scan_aqueue, dbesig);
1412 }
1413 }
1414
1415 /* don't forget to add the real_files if the caller provided a list for
1416 * them! */
1417 if (real_file != NULL)
1418 {
1419 DBESignal *dbesig;
1420
1421 dbesig = g_slice_new0 (DBESignal);
1422 dbesig->value = real_file;
1423 dbesig->process_id = priv->current_scan_process_id;
1424
1425 g_async_queue_push (priv->scan_aqueue, dbesig);
1426 }
1427 else
1428 {
1429 DBESignal *dbesig;
1430
1431 dbesig = g_slice_new0 (DBESignal);
1432 dbesig->value = GINT_TO_POINTER (DONT_FAKE_UPDATE_SYMS);
1433 dbesig->process_id = priv->current_scan_process_id;
1434
1435 /* else add a DONT_FAKE_UPDATE_SYMS marker, just to notify that this
1436 * is not a fake file scan
1437 */
1438 g_async_queue_push (priv->scan_aqueue, dbesig);
1439 }
1440
1441 /* we don't need ginfo object anymore, bye */
1442 g_object_unref (ginfo);
1443 g_object_unref (gfile);
1444 g_free (local_path);
1445 g_free (sf_data);
1446 /* no need to free real_file. For two reasons: 1. it's null. 2. it has been
1447 * pushed in the async queue and will be freed later
1448 */
1449 }
1450
1451 /*
1452 * sdb_sort_files_list:
1453 * file1: First file
1454 * file2: second file
1455 *
1456 * Returns:
1457 * -1 if file1 will be sorted before file2
1458 * 0 if file1 and file2 are sorted equally
1459 * 1 if file2 will be sorted before file1
1460 */
1461 static gint sdb_sort_files_list (gconstpointer file1, gconstpointer file2)
1462 {
1463 const gchar* filename1 = file1;
1464 const gchar* filename2 = file2;
1465
1466 if (g_str_has_suffix (filename1, ".h") ||
1467 g_str_has_suffix (filename1, ".hxx") ||
1468 g_str_has_suffix (filename1, ".hh"))
1469 {
1470 return -1;
1471 }
1472 else if (g_str_has_suffix (filename2, ".h") ||
1473 g_str_has_suffix (filename2, ".hxx") ||
1474 g_str_has_suffix (filename2, ".hh"))
1475 {
1476 return 1;
1477 }
1478
1479 return 0;
1480 }
1481
1482
1483 /* Scan with ctags and produce an output 'tags' file [shared memory file]
1484 * containing language symbols. This function will call ctags
1485 * executale and then sdb_engine_populate_db_by_tags () when it'll detect some
1486 * output.
1487 * Please note the files_list/real_files_list parameter:
1488 * this version of sdb_engine_scan_files_1 () let you scan for text buffer(s) that
1489 * will be claimed as buffers for the real files.
1490 * 1. simple mode: files_list represents the real files on disk and so we don't
1491 * need real_files_list, which will be NULL.
1492 * 2. advanced mode: files_list represents temporary flushing of buffers on disk, i.e.
1493 * /tmp/anjuta_XYZ.cxx. real_files_list is the representation of those files on
1494 * database. On the above example we can have anjuta_XYZ.cxx mapped as /src/main.c
1495 * on db. In this mode files_list and real_files_list must have the same size.
1496 *
1497 */
1498 static gboolean
1499 sdb_engine_scan_files_1 (SymbolDBEngine * dbe, GPtrArray * files_list,
1500 GPtrArray *real_files_list, gboolean symbols_update,
1501 gint scan_id)
1502 {
1503 SymbolDBEnginePriv *priv;
1504 gint i;
1505
1506 priv = dbe->priv;
1507
1508 /* if ctags_launcher isn't initialized, then do it now. */
1509 /* lazy initialization */
1510 if (priv->ctags_launcher == NULL)
1511 {
1512 sdb_engine_ctags_launcher_create (dbe);
1513 }
1514
1515
1516 /* Enter scanning state */
1517 priv->is_scanning = TRUE;
1518
1519 priv->current_scan_process_id = scan_id;
1520
1521 DBESignal *dbesig;
1522
1523 dbesig = g_slice_new0 (DBESignal);
1524 dbesig->value = GINT_TO_POINTER (SCAN_BEGIN + 1);
1525 dbesig->process_id = priv->current_scan_process_id;
1526
1527 g_async_queue_push (priv->signals_aqueue, dbesig);
1528
1529 #ifdef DEBUG
1530 if (priv->first_scan_timer_DEBUG == NULL)
1531 priv->first_scan_timer_DEBUG = g_timer_new ();
1532 #endif
1533
1534 /* create the shared memory file */
1535 if (priv->shared_mem_file == 0)
1536 {
1537 gchar *temp_file;
1538 gint i = 0;
1539 while (TRUE)
1540 {
1541 temp_file = g_strdup_printf ("/anjuta-%d_%ld%d.tags", getpid (),
1542 time (NULL), i++);
1543 gchar *test;
1544 test = g_strconcat (SHARED_MEMORY_PREFIX, temp_file, NULL);
1545 if (g_file_test (test, G_FILE_TEST_EXISTS) == TRUE)
1546 {
1547 DEBUG_PRINT ("Temp file %s already exists... retrying", test);
1548 g_free (test);
1549 g_free (temp_file);
1550 continue;
1551 }
1552 else
1553 {
1554 g_free (test);
1555 break;
1556 }
1557 }
1558
1559 priv->shared_mem_str = temp_file;
1560
1561 if ((priv->shared_mem_fd =
1562 shm_open (temp_file, O_CREAT|O_RDWR, S_IRUSR|S_IWUSR)) < 0)
1563 {
1564 g_error ("Error while trying to open a shared memory file. Be"
1565 "sure to have "SHARED_MEMORY_PREFIX" mounted with tmpfs");
1566 }
1567
1568 priv->shared_mem_file = fdopen (priv->shared_mem_fd, "a+b");
1569
1570 /* no need to free temp_file (alias shared_mem_str). It will be freed on plugin finalize */
1571 }
1572
1573 /* Sort the files to have sources before headers */
1574 g_ptr_array_sort (files_list, sdb_sort_files_list);
1575 if (real_files_list)
1576 g_ptr_array_sort (real_files_list, sdb_sort_files_list);
1577
1578 for (i = 0; i < files_list->len; i++)
1579 {
1580 GFile *gfile;
1581 ScanFiles1Data *sf_data;
1582 gchar *node = (gchar *) g_ptr_array_index (files_list, i);
1583 gfile = g_file_new_for_path (node);
1584
1585 /* prepare an ojbect where to store some data for the async call */
1586 sf_data = g_new0 (ScanFiles1Data, 1);
1587 sf_data->dbe = dbe;
1588 sf_data->files_list_len = files_list->len;
1589 sf_data->partial_count = i;
1590 sf_data->symbols_update = symbols_update;
1591
1592 if (real_files_list != NULL)
1593 {
1594 sf_data->real_file = g_strdup (g_ptr_array_index (real_files_list, i));
1595 }
1596 else
1597 {
1598 sf_data->real_file = NULL;
1599 }
1600
1601 /* call it */
1602 g_file_query_info_async (gfile,
1603 G_FILE_ATTRIBUTE_ACCESS_CAN_READ,
1604 G_FILE_QUERY_INFO_NONE,
1605 G_PRIORITY_LOW,
1606 NULL,
1607 (GAsyncReadyCallback)sdb_engine_scan_files_2,
1608 sf_data);
1609 }
1610
1611 return TRUE;
1612 }
1613
1614 static void
1615 on_scan_files_async_end (SymbolDBEngine *dbe, gint process_id, gpointer user_data)
1616 {
1617 SymbolDBEnginePriv *priv;
1618 EngineScanDataAsync *esda;
1619
1620 priv = dbe->priv;
1621
1622 /* fine, check on the queue if there's something left to scan */
1623 if ((esda = g_async_queue_try_pop (priv->waiting_scan_aqueue)) == NULL)
1624 return;
1625
1626 sdb_engine_scan_files_1 (dbe, esda->files_list, esda->real_files_list,
1627 esda->symbols_update, esda->scan_id);
1628
1629 sdb_engine_scan_data_destroy (esda);
1630 }
1631
1632 static gboolean
1633 sdb_engine_scan_files_async (SymbolDBEngine * dbe, GPtrArray * files_list,
1634 GPtrArray *real_files_list, gboolean symbols_update,
1635 gint scan_id)
1636 {
1637 SymbolDBEnginePriv *priv;
1638 g_return_val_if_fail (files_list != NULL, FALSE);
1639
1640 if (files_list->len == 0)
1641 return FALSE;
1642
1643 priv = dbe->priv;
1644
1645 if (real_files_list != NULL && (files_list->len != real_files_list->len))
1646 {
1647 g_warning ("no matched size between real_files_list and files_list");
1648 return FALSE;
1649 }
1650
1651 /* is the engine scanning or is there already something waiting on the queue? */
1652 if (symbol_db_engine_is_scanning (dbe) == TRUE ||
1653 g_async_queue_length (priv->waiting_scan_aqueue) > 0)
1654 {
1655 /* push the data into the queue for later retrieval */
1656 EngineScanDataAsync * esda = g_new0 (EngineScanDataAsync, 1);
1657
1658 esda->files_list = anjuta_util_clone_string_gptrarray (files_list);
1659 if (real_files_list)
1660 esda->real_files_list = anjuta_util_clone_string_gptrarray (real_files_list);
1661 else
1662 esda->real_files_list = NULL;
1663 esda->symbols_update = symbols_update;
1664 esda->scan_id = scan_id;
1665
1666 g_async_queue_push (priv->waiting_scan_aqueue, esda);
1667 return TRUE;
1668 }
1669
1670 /* there's no scan active right now nor data waiting on the queue.
1671 * Proceed with normal scan.
1672 */
1673 sdb_engine_scan_files_1 (dbe, files_list, real_files_list, symbols_update, scan_id);
1674
1675 return TRUE;
1676 }
1677
1678 static void
1679 sdb_engine_init (SymbolDBEngine * object)
1680 {
1681 SymbolDBEngine *sdbe;
1682 GHashTable *h;
1683
1684 sdbe = SYMBOL_DB_ENGINE (object);
1685 sdbe->priv = g_new0 (SymbolDBEnginePriv, 1);
1686
1687 sdbe->priv->db_connection = NULL;
1688 sdbe->priv->sql_parser = NULL;
1689 sdbe->priv->db_directory = NULL;
1690 sdbe->priv->project_directory = NULL;
1691 sdbe->priv->cnc_string = NULL;
1692
1693 /* initialize an hash table to be used and shared with Iterators */
1694 sdbe->priv->sym_type_conversion_hash =
1695 g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
1696 h = sdbe->priv->sym_type_conversion_hash;
1697
1698 /* please if you change some value below here remember to change also on */
1699 g_hash_table_insert (h, g_strdup("class"),
1700 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_CLASS));
1701
1702 g_hash_table_insert (h, g_strdup("enum"),
1703 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_ENUM));
1704
1705 g_hash_table_insert (h, g_strdup("enumerator"),
1706 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_ENUMERATOR));
1707
1708 g_hash_table_insert (h, g_strdup("field"),
1709 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_FIELD));
1710
1711 g_hash_table_insert (h, g_strdup("function"),
1712 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_FUNCTION));
1713
1714 g_hash_table_insert (h, g_strdup("interface"),
1715 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_INTERFACE));
1716
1717 g_hash_table_insert (h, g_strdup("member"),
1718 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_MEMBER));
1719
1720 g_hash_table_insert (h, g_strdup("method"),
1721 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_METHOD));
1722
1723 g_hash_table_insert (h, g_strdup("namespace"),
1724 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_NAMESPACE));
1725
1726 g_hash_table_insert (h, g_strdup("package"),
1727 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_PACKAGE));
1728
1729 g_hash_table_insert (h, g_strdup("prototype"),
1730 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_PROTOTYPE));
1731
1732 g_hash_table_insert (h, g_strdup("struct"),
1733 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_STRUCT));
1734
1735 g_hash_table_insert (h, g_strdup("typedef"),
1736 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_TYPEDEF));
1737
1738 g_hash_table_insert (h, g_strdup("union"),
1739 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_UNION));
1740
1741 g_hash_table_insert (h, g_strdup("variable"),
1742 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_VARIABLE));
1743
1744 g_hash_table_insert (h, g_strdup("externvar"),
1745 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_EXTERNVAR));
1746
1747 g_hash_table_insert (h, g_strdup("macro"),
1748 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_MACRO));
1749
1750 g_hash_table_insert (h, g_strdup("macro_with_arg"),
1751 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_MACRO_WITH_ARG));
1752
1753 g_hash_table_insert (h, g_strdup("file"),
1754 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_FILE));
1755
1756 g_hash_table_insert (h, g_strdup("other"),
1757 GINT_TO_POINTER (IANJUTA_SYMBOL_TYPE_OTHER));
1758
1759
1760 /* create the hash table that will store shared memory files strings used for
1761 * buffer scanning. Un Engine destroy will unlink () them.
1762 */
1763 sdbe->priv->garbage_shared_mem_files = g_hash_table_new_full (g_str_hash, g_str_equal,
1764 g_free, NULL);
1765
1766 sdbe->priv->ctags_launcher = NULL;
1767 sdbe->priv->removed_launchers = NULL;
1768 sdbe->priv->shutting_down = FALSE;
1769 sdbe->priv->is_first_population = FALSE;
1770
1771 sdbe->priv->symbols_scanned_count = 0;
1772
1773 /* set the ctags executable path to NULL */
1774 sdbe->priv->ctags_path = NULL;
1775
1776 /* NULL the name of the default db */
1777 sdbe->priv->anjuta_db_file = NULL;
1778
1779 /* identify the scan process with an id. There can be multiple files associated
1780 * within a process. A call to scan_files () will put inside the queue an id
1781 * returned and emitted by scan-end.
1782 */
1783 sdbe->priv->scan_process_id_sequence = sdbe->priv->current_scan_process_id = 1;
1784
1785 /* the scan_aqueue? It will contain mainly
1786 * ints that refer to the force_update status.
1787 */
1788 sdbe->priv->scan_aqueue = g_async_queue_new ();
1789
1790 /* the thread pool for tags scannning */
1791 sdbe->priv->thread_pool = g_thread_pool_new (sdb_engine_ctags_output_thread,
1792 sdbe, THREADS_MAX_CONCURRENT,
1793 FALSE, NULL);
1794
1795 /* initialize the sdb mutex */
1796 g_mutex_init (&sdbe->priv->mutex);
1797
1798 /* some signals queues */
1799 sdbe->priv->signals_aqueue = g_async_queue_new ();
1800 sdbe->priv->updated_syms_id_aqueue = g_async_queue_new ();
1801 sdbe->priv->updated_scope_syms_id_aqueue = g_async_queue_new ();
1802 sdbe->priv->inserted_syms_id_aqueue = g_async_queue_new ();
1803 sdbe->priv->is_scanning = FALSE;
1804
1805 sdbe->priv->waiting_scan_aqueue = g_async_queue_new_full (sdb_engine_scan_data_destroy);
1806 sdbe->priv->waiting_scan_handler = g_signal_connect (G_OBJECT (sdbe), "scan-end",
1807 G_CALLBACK (on_scan_files_async_end), NULL);
1808
1809
1810 /*
1811 * STATIC QUERY STRUCTURE INITIALIZE
1812 */
1813
1814 /* -- workspace -- */
1815 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1816 PREP_QUERY_WORKSPACE_NEW,
1817 "INSERT INTO workspace (workspace_name, analyse_time) VALUES (\
1818 ## /* name:'wsname' type:gchararray */, \
1819 datetime ('now', 'localtime'))");
1820
1821 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1822 PREP_QUERY_GET_WORKSPACE_ID_BY_UNIQUE_NAME,
1823 "SELECT workspace_id FROM workspace \
1824 WHERE \
1825 workspace_name = ## /* name:'wsname' type:gchararray */ LIMIT 1");
1826
1827 /* -- project -- */
1828 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1829 PREP_QUERY_PROJECT_NEW,
1830 "INSERT INTO project (project_name, project_version, wrkspace_id, analyse_time) VALUES (\
1831 ## /* name:'prjname' type:gchararray */, \
1832 ## /* name:'prjversion' type:gchararray */, \
1833 (SELECT workspace_id FROM workspace \
1834 WHERE \
1835 workspace_name = ## /* name:'wsname' type:gchararray */ LIMIT 1), \
1836 datetime ('now', 'localtime'))");
1837
1838 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1839 PREP_QUERY_GET_PROJECT_ID_BY_UNIQUE_NAME,
1840 "SELECT project_id FROM project \
1841 WHERE \
1842 project_name = ## /* name:'prjname' type:gchararray */ AND \
1843 project_version = ## /* name:'prjversion' type:gchararray */ \
1844 LIMIT 1");
1845
1846 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1847 PREP_QUERY_UPDATE_PROJECT_ANALYSE_TIME,
1848 "UPDATE project SET \
1849 analyse_time = datetime('now', 'localtime', '+10 seconds') \
1850 WHERE \
1851 project_name = ## /* name:'prjname' type:gchararray */");
1852
1853 /* -- file -- */
1854 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1855 PREP_QUERY_FILE_NEW,
1856 "INSERT INTO file (file_path, prj_id, lang_id, analyse_time) VALUES (\
1857 ## /* name:'filepath' type:gchararray */, \
1858 (SELECT project_id FROM project \
1859 WHERE \
1860 project_name = ## /* name:'prjname' type:gchararray */ AND \
1861 project_version = ## /* name:'prjversion' type:gchararray */ \
1862 LIMIT 1), \
1863 ## /* name:'langid' type:gint */, \
1864 datetime ('now', 'localtime'))");
1865
1866 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1867 PREP_QUERY_GET_FILE_ID_BY_UNIQUE_NAME,
1868 "SELECT file_id FROM file \
1869 WHERE \
1870 file_path = ## /* name:'filepath' type:gchararray */ LIMIT 1");
1871
1872 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1873 PREP_QUERY_GET_ALL_FROM_FILE_BY_PROJECT_NAME,
1874 "SELECT file_id, file_path AS db_file_path, prj_id, lang_id, file.analyse_time \
1875 FROM file JOIN project ON project.project_id = file.prj_id \
1876 WHERE \
1877 project.project_name = ## /* name:'prjname' type:gchararray */");
1878
1879 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1880 PREP_QUERY_UPDATE_FILE_ANALYSE_TIME,
1881 "UPDATE file SET \
1882 analyse_time = datetime('now', 'localtime') \
1883 WHERE \
1884 file_path = ## /* name:'filepath' type:gchararray */");
1885
1886 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1887 PREP_QUERY_GET_ALL_FROM_FILE_WHERE_NOT_IN_SYMBOLS,
1888 "SELECT file_id, file_path AS db_file_path FROM file \
1889 WHERE file_id NOT IN (SELECT file_defined_id FROM symbol)");
1890
1891 /* -- language -- */
1892 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1893 PREP_QUERY_LANGUAGE_NEW,
1894 "INSERT INTO language (language_name) VALUES (\
1895 ## /* name:'langname' type:gchararray */)");
1896
1897 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1898 PREP_QUERY_GET_LANGUAGE_ID_BY_UNIQUE_NAME,
1899 "SELECT language_id FROM language WHERE \
1900 language_name = ## /* name:'langname' type:gchararray */ LIMIT 1");
1901
1902 /* -- sym kind -- */
1903 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1904 PREP_QUERY_SYM_KIND_NEW,
1905 "INSERT INTO sym_kind (kind_name, is_container) VALUES(\
1906 ## /* name:'kindname' type:gchararray */, \
1907 ## /* name:'container' type:gint */)");
1908
1909 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1910 PREP_QUERY_GET_SYM_KIND_BY_UNIQUE_NAME,
1911 "SELECT sym_kind_id FROM sym_kind WHERE \
1912 kind_name = ## /* name:'kindname' type:gchararray */");
1913
1914 /* -- sym access -- */
1915 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1916 PREP_QUERY_SYM_ACCESS_NEW,
1917 "INSERT INTO sym_access (access_name) VALUES(\
1918 ## /* name:'accesskind' type:gchararray */)");
1919
1920 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1921 PREP_QUERY_GET_SYM_ACCESS_BY_UNIQUE_NAME,
1922 "SELECT access_kind_id FROM sym_access WHERE \
1923 access_name = ## /* name:'accesskind' type:gchararray */ LIMIT 1");
1924
1925 /* -- sym implementation -- */
1926 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1927 PREP_QUERY_SYM_IMPLEMENTATION_NEW,
1928 "INSERT INTO sym_implementation (implementation_name) VALUES(\
1929 ## /* name:'implekind' type:gchararray */)");
1930
1931 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1932 PREP_QUERY_GET_SYM_IMPLEMENTATION_BY_UNIQUE_NAME,
1933 "SELECT sym_impl_id FROM sym_implementation WHERE \
1934 kind = ## /* name:'implekind' type:gchararray */ LIMIT 1");
1935
1936 /* -- heritage -- */
1937 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1938 PREP_QUERY_HERITAGE_NEW,
1939 "INSERT INTO heritage (symbol_id_base, symbol_id_derived) VALUES(\
1940 ## /* name:'symbase' type:gint */, \
1941 ## /* name:'symderived' type:gint */)");
1942
1943 /* -- scope -- */
1944 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1945 PREP_QUERY_SCOPE_NEW,
1946 "INSERT INTO scope (scope_name) VALUES(\
1947 ## /* name:'scope' type:gchararray */)");
1948
1949 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1950 PREP_QUERY_GET_SCOPE_ID,
1951 "SELECT scope_id FROM scope \
1952 WHERE scope_name = ## /* name:'scope' type:gchararray */ \
1953 LIMIT 1");
1954
1955 /* -- symbol -- */
1956 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1957 PREP_QUERY_SYMBOL_NEW,
1958 "INSERT INTO symbol (file_defined_id, name, file_position, \
1959 is_file_scope, signature, returntype, \
1960 scope_definition_id, scope_id, \
1961 type_type, type_name, kind_id, access_kind_id, \
1962 implementation_kind_id, update_flag) \
1963 VALUES( \
1964 ## /* name:'filedefid' type:gint */, \
1965 ## /* name:'name' type:gchararray */, \
1966 ## /* name:'fileposition' type:gint */, \
1967 ## /* name:'isfilescope' type:gint */, \
1968 ## /* name:'signature' type:gchararray */, \
1969 ## /* name:'returntype' type:gchararray */, \
1970 ## /* name:'scopedefinitionid' type:gint */, \
1971 ## /* name:'scopeid' type:gint */, \
1972 ## /* name:'typetype' type:gchararray */, \
1973 ## /* name:'typename' type:gchararray */, \
1974 ## /* name:'kindid' type:gint */,## /* name:'accesskindid' type:gint */, \
1975 ## /* name:'implementationkindid' type:gint */, \
1976 ## /* name:'updateflag' type:gint */)");
1977
1978
1979 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1980 PREP_QUERY_GET_SYMBOL_ID_BY_CLASS_NAME,
1981 "SELECT symbol_id FROM symbol \
1982 WHERE scope_id = 0 AND \
1983 type_type='class' AND \
1984 name = ## /* name:'klassname' type:gchararray */ LIMIT 1");
1985
1986 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1987 PREP_QUERY_GET_SYMBOL_ID_BY_CLASS_NAME_AND_NAMESPACE,
1988 "SELECT symbol_id FROM symbol JOIN scope ON symbol.scope_id = scope.scope_id \
1989 WHERE symbol.name = ## /* name:'klassname' type:gchararray */ AND \
1990 scope.scope_name = ## /* name:'namespacename' type:gchararray */ AND \
1991 symbol.type_type = 'namespace' LIMIT 1");
1992
1993 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
1994 PREP_QUERY_UPDATE_SYMBOL_SCOPE_ID,
1995 "UPDATE OR IGNORE symbol SET scope_id = (SELECT scope_definition_id FROM symbol WHERE \
1996 type_type = ## /* name:'tokenname' type:gchararray */ AND \
1997 type_name = ## /* name:'objectname' type:gchararray */ LIMIT 1) \
1998 WHERE symbol_id = ## /* name:'symbolid' type:gint */");
1999
2000 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
2001 PREP_QUERY_GET_SYMBOL_ID_BY_UNIQUE_INDEX_KEY_EXT,
2002 "SELECT symbol_id FROM symbol \
2003 WHERE \
2004 name = ## /* name:'symname' type:gchararray */ AND \
2005 file_defined_id = ## /* name:'filedefid' type:gint */ AND \
2006 type_type = ## /* name:'typetype' type:gchararray */ AND \
2007 type_name = ## /* name:'typename' type:gchararray */ AND \
2008 update_flag = 0 \
2009 ORDER BY abs(file_position - ## /* name:'fileposition' type:gint */) \
2010 LIMIT 1");
2011
2012 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
2013 PREP_QUERY_UPDATE_SYMBOL_ALL,
2014 "UPDATE symbol SET \
2015 is_file_scope = ## /* name:'isfilescope' type:gint */, \
2016 file_position = ## /* name:'fileposition' type:gint */, \
2017 signature = ## /* name:'signature' type:gchararray */, \
2018 returntype = ## /* name:'returntype' type:gchararray */, \
2019 scope_definition_id = ## /* name:'scopedefinitionid' type:gint */, \
2020 scope_id = ## /* name:'scopeid' type:gint */, \
2021 kind_id = ## /* name:'kindid' type:gint */, \
2022 access_kind_id = ## /* name:'accesskindid' type:gint */, \
2023 implementation_kind_id = ## /* name:'implementationkindid' type:gint */, \
2024 update_flag = ## /* name:'updateflag' type:gint */ \
2025 WHERE symbol_id = ## /* name:'symbolid' type:gint */");
2026
2027 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
2028 PREP_QUERY_REMOVE_NON_UPDATED_SYMBOLS,
2029 "DELETE FROM symbol WHERE \
2030 file_defined_id = (SELECT file_id FROM file \
2031 WHERE \
2032 file.file_path = ## /* name:'filepath' type:gchararray */) AND \
2033 update_flag = 0");
2034
2035 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
2036 PREP_QUERY_RESET_UPDATE_FLAG_SYMBOLS,
2037 "UPDATE symbol SET \
2038 update_flag = 0 \
2039 WHERE file_defined_id = (SELECT file_id FROM file \
2040 WHERE \
2041 file_path = ## /* name:'filepath' type:gchararray */)");
2042
2043 /* -- tmp_removed -- */
2044 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
2045 PREP_QUERY_GET_REMOVED_IDS,
2046 "SELECT symbol_removed_id FROM __tmp_removed");
2047
2048 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
2049 PREP_QUERY_TMP_REMOVED_DELETE_ALL,
2050 "DELETE FROM __tmp_removed");
2051
2052 STATIC_QUERY_POPULATE_INIT_NODE(sdbe->priv->static_query_list,
2053 PREP_QUERY_REMOVE_FILE_BY_PROJECT_NAME,
2054 "DELETE FROM file WHERE \
2055 prj_id = (SELECT project_id FROM project \
2056 WHERE project_name = ## /* name:'prjname' type:gchararray */) AND \
2057 file_path = ## /* name:'filepath' type:gchararray */");
2058
2059 /* init cache hashtables */
2060 sdb_engine_init_caches (sdbe);
2061
2062 /* init table maps */
2063 sdb_engine_init_table_maps (sdbe);
2064 }
2065
2066 static void
2067 sdb_engine_unlink_shared_files (gpointer key, gpointer value, gpointer user_data)
2068 {
2069 shm_unlink (key);
2070 }
2071
2072 static void
2073 sdb_engine_unref_removed_launchers (gpointer data, gpointer user_data)
2074 {
2075 g_object_unref (data);
2076 }
2077
2078 static void
2079 sdb_engine_finalize (GObject * object)
2080 {
2081 SymbolDBEngine *dbe;
2082 SymbolDBEnginePriv *priv;
2083
2084 dbe = SYMBOL_DB_ENGINE (object);
2085 priv = dbe->priv;
2086 /*/ FIXME a crash here ?!
2087 g_signal_handler_disconnect (dbe, priv->waiting_scan_handler);
2088 priv->waiting_scan_handler = 0;
2089 //*/
2090 if (priv->thread_pool)
2091 {
2092 g_thread_pool_free (priv->thread_pool, TRUE, TRUE);
2093 priv->thread_pool = NULL;
2094 }
2095
2096 if (priv->ctags_launcher)
2097 {
2098 g_object_unref (priv->ctags_launcher);
2099 priv->ctags_launcher = NULL;
2100 }
2101
2102 if (priv->removed_launchers)
2103 {
2104 g_list_foreach (priv->removed_launchers,
2105 sdb_engine_unref_removed_launchers, NULL);
2106 g_list_free (priv->removed_launchers);
2107 priv->removed_launchers = NULL;
2108 }
2109
2110 g_mutex_clear (&priv->mutex);
2111
2112 if (priv->timeout_trigger_handler > 0)
2113 g_source_remove (priv->timeout_trigger_handler);
2114
2115 if (symbol_db_engine_is_connected (dbe) == TRUE)
2116 sdb_engine_disconnect_from_db (dbe);
2117
2118 sdb_engine_free_cached_queries (dbe);
2119
2120 if (priv->scan_aqueue)
2121 {
2122 g_async_queue_unref (priv->scan_aqueue);
2123 priv->scan_aqueue = NULL;
2124 }
2125
2126 if (priv->updated_syms_id_aqueue)
2127 {
2128 g_async_queue_unref (priv->updated_syms_id_aqueue);
2129 priv->updated_syms_id_aqueue = NULL;
2130 }
2131
2132 if (priv->updated_scope_syms_id_aqueue)
2133 {
2134 g_async_queue_unref (priv->updated_scope_syms_id_aqueue);
2135 priv->updated_scope_syms_id_aqueue = NULL;
2136 }
2137
2138 if (priv->inserted_syms_id_aqueue)
2139 {
2140 g_async_queue_unref (priv->inserted_syms_id_aqueue);
2141 priv->inserted_syms_id_aqueue = NULL;
2142 }
2143
2144 if (priv->waiting_scan_aqueue)
2145 {
2146 g_async_queue_unref (priv->waiting_scan_aqueue);
2147 priv->waiting_scan_aqueue = NULL;
2148 }
2149
2150 if (priv->shared_mem_file)
2151 {
2152 fclose (priv->shared_mem_file);
2153 priv->shared_mem_file = NULL;
2154 }
2155
2156 if (priv->shared_mem_str)
2157 {
2158 shm_unlink (priv->shared_mem_str);
2159 g_free (priv->shared_mem_str);
2160 priv->shared_mem_str = NULL;
2161 }
2162
2163 if (priv->garbage_shared_mem_files)
2164 {
2165 g_hash_table_foreach (priv->garbage_shared_mem_files,
2166 sdb_engine_unlink_shared_files,
2167 NULL);
2168 /* destroy the hash table */
2169 g_hash_table_destroy (priv->garbage_shared_mem_files);
2170 }
2171
2172
2173 if (priv->sym_type_conversion_hash)
2174 g_hash_table_destroy (priv->sym_type_conversion_hash);
2175 priv->sym_type_conversion_hash = NULL;
2176
2177 if (priv->signals_aqueue)
2178 g_async_queue_unref (priv->signals_aqueue);
2179 priv->signals_aqueue = NULL;
2180
2181 sdb_engine_clear_caches (dbe);
2182 sdb_engine_clear_tablemaps (dbe);
2183
2184 g_free (priv->anjuta_db_file);
2185 priv->anjuta_db_file = NULL;
2186
2187 g_free (priv->ctags_path);
2188 priv->ctags_path = NULL;
2189
2190 g_free (priv);
2191
2192 G_OBJECT_CLASS (parent_class)->finalize (object);
2193 }
2194
2195 static void
2196 sdb_engine_class_init (SymbolDBEngineClass * klass)
2197 {
2198 GObjectClass *object_class = G_OBJECT_CLASS (klass);
2199 parent_class = G_OBJECT_CLASS (g_type_class_peek_parent (klass));
2200
2201 object_class->finalize = sdb_engine_finalize;
2202
2203 signals[DB_CONNECTED]
2204 = g_signal_new ("db-connected",
2205 G_OBJECT_CLASS_TYPE (object_class),
2206 G_SIGNAL_RUN_LAST,
2207 G_STRUCT_OFFSET (SymbolDBEngineClass, db_connected),
2208 NULL, NULL,
2209 g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
2210
2211 signals[DB_DISCONNECTED]
2212 = g_signal_new ("db-disconnected",
2213 G_OBJECT_CLASS_TYPE (object_class),
2214 G_SIGNAL_RUN_LAST,
2215 G_STRUCT_OFFSET (SymbolDBEngineClass, db_disconnected),
2216 NULL, NULL,
2217 g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
2218
2219 signals[SCAN_BEGIN]
2220 = g_signal_new ("scan-begin",
2221 G_OBJECT_CLASS_TYPE (object_class),
2222 G_SIGNAL_RUN_LAST,
2223 G_STRUCT_OFFSET (SymbolDBEngineClass, scan_begin),
2224 NULL, NULL,
2225 g_cclosure_marshal_VOID__INT, G_TYPE_NONE,
2226 1,
2227 G_TYPE_INT);
2228
2229 signals[SINGLE_FILE_SCAN_END]
2230 = g_signal_new ("single-file-scan-end",
2231 G_OBJECT_CLASS_TYPE (object_class),
2232 G_SIGNAL_RUN_FIRST,
2233 G_STRUCT_OFFSET (SymbolDBEngineClass, single_file_scan_end),
2234 NULL, NULL,
2235 g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
2236
2237 signals[SCAN_END]
2238 = g_signal_new ("scan-end",
2239 G_OBJECT_CLASS_TYPE (object_class),
2240 G_SIGNAL_RUN_LAST,
2241 G_STRUCT_OFFSET (SymbolDBEngineClass, scan_end),
2242 NULL, NULL,
2243 g_cclosure_marshal_VOID__INT, G_TYPE_NONE,
2244 1,
2245 G_TYPE_INT);
2246
2247 signals[SYMBOL_INSERTED]
2248 = g_signal_new ("symbol-inserted",
2249 G_OBJECT_CLASS_TYPE (object_class),
2250 G_SIGNAL_RUN_LAST,
2251 G_STRUCT_OFFSET (SymbolDBEngineClass, symbol_inserted),
2252 NULL, NULL,
2253 g_cclosure_marshal_VOID__INT, G_TYPE_NONE,
2254 1,
2255 G_TYPE_INT);
2256
2257 signals[SYMBOL_UPDATED]
2258 = g_signal_new ("symbol-updated",
2259 G_OBJECT_CLASS_TYPE (object_class),
2260 G_SIGNAL_RUN_LAST,
2261 G_STRUCT_OFFSET (SymbolDBEngineClass, symbol_updated),
2262 NULL, NULL,
2263 g_cclosure_marshal_VOID__INT, G_TYPE_NONE,
2264 1,
2265 G_TYPE_INT);
2266
2267 signals[SYMBOL_SCOPE_UPDATED]
2268 = g_signal_new ("symbol-scope-updated",
2269 G_OBJECT_CLASS_TYPE (object_class),
2270 G_SIGNAL_RUN_LAST,
2271 G_STRUCT_OFFSET (SymbolDBEngineClass, symbol_scope_updated),
2272 NULL, NULL,
2273 g_cclosure_marshal_VOID__INT, G_TYPE_NONE,
2274 1,
2275 G_TYPE_INT);
2276
2277 signals[SYMBOL_REMOVED]
2278 = g_signal_new ("symbol-removed",
2279 G_OBJECT_CLASS_TYPE (object_class),
2280 G_SIGNAL_RUN_LAST,
2281 G_STRUCT_OFFSET (SymbolDBEngineClass, symbol_removed),
2282 NULL, NULL,
2283 g_cclosure_marshal_VOID__INT, G_TYPE_NONE,
2284 1,
2285 G_TYPE_INT);
2286 }
2287
2288 GType
2289 sdb_engine_get_type (void)
2290 {
2291 static GType our_type = 0;
2292
2293 if (our_type == 0)
2294 {
2295 static const GTypeInfo our_info = {
2296 sizeof (SymbolDBEngineClass), /* class_size */
2297 (GBaseInitFunc) NULL, /* base_init */
2298 (GBaseFinalizeFunc) NULL, /* base_finalize */
2299 (GClassInitFunc) sdb_engine_class_init, /* class_init */
2300 (GClassFinalizeFunc) NULL, /* class_finalize */
2301 NULL /* class_data */ ,
2302 sizeof (SymbolDBEngine), /* instance_size */
2303 0, /* n_preallocs */
2304 (GInstanceInitFunc) sdb_engine_init, /* instance_init */
2305 NULL /* value_table */
2306 };
2307
2308 our_type = g_type_register_static (G_TYPE_OBJECT, "SymbolDBEngine",
2309 &our_info, 0);
2310 }
2311
2312 return our_type;
2313 }
2314
2315 /**
2316 * symbol_db_engine_set_ctags_path:
2317 * @dbe: self
2318 * @ctags_path: Anjuta-tags executable. It is mandatory. No NULL value is accepted.
2319 *
2320 * Set a new path for anjuta-tags executable.
2321 *
2322 * Returns: TRUE if the set is successful.
2323 */
2324 gboolean
2325 symbol_db_engine_set_ctags_path (SymbolDBEngine * dbe, const gchar * ctags_path)
2326 {
2327 SymbolDBEnginePriv *priv;
2328
2329 g_return_val_if_fail (dbe != NULL, FALSE);
2330 g_return_val_if_fail (ctags_path != NULL, FALSE);
2331
2332 priv = dbe->priv;
2333
2334 /* Check if ctags is really installed */
2335 if (!anjuta_util_prog_is_installed (ctags_path, TRUE))
2336 {
2337 g_warning ("symbol_db_engine_set_ctags_path (): Wrong path for ctags. Keeping "
2338 "the old value %s", priv->ctags_path);
2339 return priv->ctags_path != NULL;
2340 }
2341
2342 /* have we already got it? */
2343 if (priv->ctags_path != NULL &&
2344 g_strcmp0 (priv->ctags_path, ctags_path) == 0)
2345 return TRUE;
2346
2347 /* free the old value */
2348 g_free (priv->ctags_path);
2349
2350 /* is anjutalauncher already created? */
2351 if (priv->ctags_launcher != NULL)
2352 {
2353 AnjutaLauncher *tmp;
2354 tmp = priv->ctags_launcher;
2355
2356 /* recreate it on the fly */
2357 sdb_engine_ctags_launcher_create (dbe);
2358
2359 /* keep the launcher alive to avoid crashes */
2360 priv->removed_launchers = g_list_prepend (priv->removed_launchers, tmp);
2361 }
2362
2363 /* set the new one */
2364 priv->ctags_path = g_strdup (ctags_path);
2365 return TRUE;
2366 }
2367
2368 /**
2369 * symbol_db_engine_new:
2370 * @ctags_path Anjuta-tags executable. It is mandatory. No NULL value is accepted.
2371 *
2372 * Create a new instance of an engine.
2373 * Default name of database is ANJUTA_DB_FILE (see symbol-db-engine-priv.h)
2374 *
2375 * Returns: a new SymbolDBEngine object.
2376 */
2377 SymbolDBEngine *
2378 symbol_db_engine_new (const gchar * ctags_path)
2379 {
2380 SymbolDBEngine *sdbe;
2381 SymbolDBEnginePriv *priv;
2382
2383 g_return_val_if_fail (ctags_path != NULL, NULL);
2384 sdbe = g_object_new (SYMBOL_TYPE_DB_ENGINE, NULL);
2385
2386 priv = sdbe->priv;
2387 priv->anjuta_db_file = g_strdup (ANJUTA_DB_FILE);
2388
2389 /* set the mandatory ctags_path */
2390 if (!symbol_db_engine_set_ctags_path (sdbe, ctags_path))
2391 {
2392 return NULL;
2393 }
2394
2395 return sdbe;
2396 }
2397
2398 /**
2399 * symbol_db_engine_new_full:
2400 * @ctags_path: Anjuta-tags executable. It is mandatory. No NULL value is accepted.
2401 * @database_name: name of resulting db on disk.
2402 *
2403 * Similar to symbol_db_engine_new() but you can specify the name of resulting db.
2404 */
2405 SymbolDBEngine*
2406 symbol_db_engine_new_full (const gchar * ctags_path, const gchar * database_name)
2407 {
2408 SymbolDBEngine* dbe;
2409 SymbolDBEnginePriv* priv;
2410
2411 g_return_val_if_fail (database_name != NULL, NULL);
2412 dbe = symbol_db_engine_new (ctags_path);
2413
2414 g_return_val_if_fail (dbe != NULL, NULL);
2415
2416 priv = dbe->priv;
2417 g_free (priv->anjuta_db_file);
2418 priv->anjuta_db_file = g_strdup (database_name);
2419
2420 return dbe;
2421 }
2422
2423 /**
2424 * Set some default parameters to use with the current database.
2425 */
2426 static void
2427 sdb_engine_set_defaults_db_parameters (SymbolDBEngine * dbe)
2428 {
2429 sdb_engine_execute_unknown_sql (dbe, "PRAGMA page_size = 32768");
2430 sdb_engine_execute_unknown_sql (dbe, "PRAGMA cache_size = 12288");
2431 sdb_engine_execute_unknown_sql (dbe, "PRAGMA synchronous = OFF");
2432 sdb_engine_execute_unknown_sql (dbe, "PRAGMA temp_store = MEMORY");
2433 sdb_engine_execute_unknown_sql (dbe, "PRAGMA journal_mode = OFF");
2434 sdb_engine_execute_unknown_sql (dbe, "PRAGMA read_uncommitted = 1");
2435 sdb_engine_execute_unknown_sql (dbe, "PRAGMA foreign_keys = OFF");
2436 symbol_db_engine_set_db_case_sensitive (dbe, TRUE);
2437 }
2438
2439 /* Will create priv->db_connection.
2440 * Connect to database identified by db_directory.
2441 * Usually db_directory is defined also into priv. We let it here as parameter
2442 * because it is required and cannot be null.
2443 */
2444 static gboolean
2445 sdb_engine_connect_to_db (SymbolDBEngine * dbe, const gchar *cnc_string, GError **error)
2446 {
2447 SymbolDBEnginePriv *priv;
2448
2449 g_return_val_if_fail (dbe != NULL, FALSE);
2450 priv = dbe->priv;
2451
2452 if (priv->db_connection != NULL)
2453 {
2454 /* if it's the case that the connection isn't NULL, we
2455 * should notify the user
2456 * and return FALSE. It's his task to disconnect and retry to connect */
2457 g_warning ("connection is already established. Please disconnect "
2458 "and then try to reconnect.");
2459 return FALSE;
2460 }
2461
2462 /* establish a connection. If the sqlite file does not exist it will
2463 * be created
2464 */
2465 priv->db_connection = gda_connection_open_from_string ("SQLite", cnc_string, NULL,
2466 #ifdef HAVE_GDA6
2467 GDA_CONNECTION_OPTIONS_NONE,
2468 #else
2469 GDA_CONNECTION_OPTIONS_THREAD_SAFE,
2470 #endif
2471 error);
2472
2473 if (!GDA_IS_CONNECTION (priv->db_connection))
2474 {
2475 g_warning ("Could not open connection to %s\n", cnc_string);
2476 return FALSE;
2477 }
2478
2479 priv->cnc_string = g_strdup (cnc_string);
2480 priv->sql_parser = gda_connection_create_parser (priv->db_connection);
2481
2482 if (!GDA_IS_SQL_PARSER (priv->sql_parser))
2483 {
2484 g_set_error_literal (error, SYMBOL_DB_ENGINE_ERROR,
2485 SYMBOL_DB_ENGINE_ERROR_INVALID_PARSER,
2486 _("Could not create sql parser. Check your libgda installation"));
2487 return FALSE;
2488 }
2489
2490 DEBUG_PRINT ("Connected to database %s", cnc_string);
2491 return TRUE;
2492 }
2493
2494 /**
2495 * symbol_db_engine_is_connected:
2496 * @dbe: self
2497 *
2498 * Check whether the engine is connected to db or not.
2499 *
2500 * Returns: TRUE if the db is connected.
2501 */
2502 gboolean
2503 symbol_db_engine_is_connected (SymbolDBEngine * dbe)
2504 {
2505 SymbolDBEnginePriv *priv;
2506
2507 g_return_val_if_fail (dbe != NULL, FALSE);
2508 priv = dbe->priv;
2509
2510 return priv->db_connection && priv->cnc_string && priv->sql_parser &&
2511 gda_connection_is_opened (priv->db_connection );
2512 }
2513
2514 /**
2515 * symbol_db_engine_is_scanning:
2516 * @dbe: self
2517 *
2518 * Check if engine is scanning busy
2519 *
2520 * Returns: TRUE if it is scanning.
2521 */
2522 gboolean
2523 symbol_db_engine_is_scanning (SymbolDBEngine *dbe)
2524 {
2525 g_return_val_if_fail (SYMBOL_IS_DB_ENGINE (dbe), FALSE);
2526 return dbe->priv->is_scanning;
2527 }
2528
2529 /**
2530 * Creates required tables for the database to work.
2531 * Sets is_first_population flag to TRUE.
2532 * @param tables_sql_file File containing sql code.
2533 */
2534 static gboolean
2535 sdb_engine_create_db_tables (SymbolDBEngine * dbe, const gchar * tables_sql_file)
2536 {
2537 SymbolDBEnginePriv *priv;
2538 gchar *contents;
2539 gchar *query;
2540 gsize sizez;
2541
2542 g_return_val_if_fail (tables_sql_file != NULL, FALSE);
2543
2544 priv = dbe->priv;
2545
2546 g_return_val_if_fail (priv->db_connection != NULL, FALSE);
2547
2548 /* read the contents of the file */
2549 if (g_file_get_contents (tables_sql_file, &contents, &sizez, NULL) == FALSE)
2550 {
2551 g_warning ("Something went wrong while trying to read %s",
2552 tables_sql_file);
2553
2554 return FALSE;
2555 }
2556
2557 sdb_engine_execute_non_select_sql (dbe, contents);
2558 g_free (contents);
2559
2560 /* set the current symbol db database version. This may help if new tables/fields
2561 * are added/removed in future versions.
2562 */
2563 query = "INSERT INTO version VALUES ("SYMBOL_DB_VERSION")";
2564 sdb_engine_execute_non_select_sql (dbe, query);
2565
2566 priv->is_first_population = TRUE;
2567
2568 /* no need to free query of course */
2569
2570 return TRUE;
2571 }
2572
2573 /**
2574 * symbol_db_engine_db_exists:
2575 * @dbe: self
2576 * @prj_directory: absolute path of the project.
2577 *
2578 * Check if the database already exists into the prj_directory
2579 *
2580 * Returns: TRUE if db exists on disk.
2581 */
2582 gboolean
2583 symbol_db_engine_db_exists (SymbolDBEngine * dbe, const gchar * prj_directory)
2584 {
2585 SymbolDBEnginePriv *priv;
2586
2587 g_return_val_if_fail (prj_directory != NULL, FALSE);
2588
2589 priv = dbe->priv;
2590
2591 /* check whether the db filename already exists.*/
2592 gchar *tmp_file = g_strdup_printf ("%s/%s.db", prj_directory,
2593 priv->anjuta_db_file);
2594
2595 if (g_file_test (tmp_file, G_FILE_TEST_EXISTS) == FALSE)
2596 {
2597 DEBUG_PRINT ("db %s does not exist", tmp_file);
2598 g_free (tmp_file);
2599 return FALSE;
2600 }
2601
2602 g_free (tmp_file);
2603 return TRUE;
2604 }
2605
2606 /**
2607 * symbol_db_engine_file_exists:
2608 * @dbe: self
2609 * @abs_file_path: absolute file path.
2610 *
2611 * Check if a file is already present [and scanned] in db.
2612 * ~~~ Thread note: this function locks the mutex ~~~
2613 *
2614 * Returns: TRUE if the file is present.
2615 */
2616 gboolean
2617 symbol_db_engine_file_exists (SymbolDBEngine * dbe, const gchar * abs_file_path)
2618 {
2619 SymbolDBEnginePriv *priv;
2620 const gchar *relative;
2621 gint file_defined_id;
2622 GValue v = {0};
2623
2624 g_return_val_if_fail (dbe != NULL, FALSE);
2625 g_return_val_if_fail (abs_file_path != NULL, FALSE);
2626
2627 priv = dbe->priv;
2628
2629 SDB_LOCK(priv);
2630
2631 relative = symbol_db_util_get_file_db_path (dbe, abs_file_path);
2632 if (relative == NULL)
2633 {
2634 SDB_UNLOCK(priv);
2635 return FALSE;
2636 }
2637
2638 SDB_GVALUE_SET_STATIC_STRING(v, relative);
2639
2640 if ((file_defined_id = sdb_engine_get_tuple_id_by_unique_name (dbe,
2641 PREP_QUERY_GET_FILE_ID_BY_UNIQUE_NAME,
2642 "filepath",
2643 &v)) < 0)
2644 {
2645 SDB_UNLOCK(priv);
2646 return FALSE;
2647 }
2648
2649 SDB_UNLOCK(priv);
2650 return TRUE;
2651 }
2652
2653 /**
2654 * symbol_db_engine_close_db:
2655 * @dbe: self
2656 *
2657 * Disconnect db, gda client and db_connection
2658 *
2659 * Returns: TRUE if closing has been successful.
2660 */
2661 gboolean
2662 symbol_db_engine_close_db (SymbolDBEngine *dbe)
2663 {
2664 SymbolDBEnginePriv *priv;
2665 gboolean ret;
2666 g_return_val_if_fail (dbe != NULL, FALSE);
2667
2668 priv = dbe->priv;
2669
2670 /* terminate threads, if ever they're running... */
2671 g_thread_pool_free (priv->thread_pool, TRUE, TRUE);
2672 priv->thread_pool = NULL;
2673 ret = sdb_engine_disconnect_from_db (dbe);
2674
2675 /* reset count */
2676 priv->symbols_scanned_count = 0;
2677
2678 g_free (priv->db_directory);
2679 priv->db_directory = NULL;
2680
2681 g_free (priv->project_directory);
2682 priv->project_directory = NULL;
2683
2684 priv->thread_pool = g_thread_pool_new (sdb_engine_ctags_output_thread,
2685 dbe, THREADS_MAX_CONCURRENT,
2686 FALSE, NULL);
2687 g_signal_emit_by_name (dbe, "db-disconnected", NULL);
2688 return ret;
2689 }
2690
2691 static gdouble
2692 sdb_engine_get_db_version (SymbolDBEngine *dbe)
2693 {
2694 GdaDataModel *data_model;
2695 const GValue *value_id;
2696 gchar *query;
2697 gdouble version_id;
2698 gint col;
2699
2700 /* set the current symbol db database version. This may help if new tables/fields
2701 * are added/removed in future versions.
2702 */
2703 query = "SELECT sdb_version FROM version";
2704 if ((data_model = sdb_engine_execute_select_sql (dbe, query)) == NULL)
2705 {
2706 return -1;
2707 }
2708
2709 col = gda_data_model_get_column_index(data_model, "sdb_version");
2710 value_id = gda_data_model_get_value_at (data_model, col, 0, NULL);
2711
2712 if (G_VALUE_HOLDS_DOUBLE (value_id))
2713 version_id = g_value_get_double (value_id);
2714 else
2715 version_id = (gdouble)g_value_get_int (value_id);
2716
2717 g_object_unref (data_model);
2718 /* no need to free query of course */
2719
2720 return version_id;
2721 }
2722
2723 static gboolean
2724 sdb_engine_check_db_version_and_upgrade (SymbolDBEngine *dbe,
2725 const gchar* db_file,
2726 const gchar* cnc_string)
2727 {
2728 gdouble version;
2729
2730
2731 version = sdb_engine_get_db_version (dbe);
2732 DEBUG_PRINT ("Checking db version...");
2733 if (version <= 0)
2734 {
2735 /* some error occurred */
2736 g_warning ("No version of db detected. This can produce many errors. DB"
2737 "will be recreated from scratch.");
2738
2739 /* force version to 0 */
2740 version = 0;
2741 }
2742
2743 if (version < atof (SYMBOL_DB_VERSION))
2744 {
2745 DEBUG_PRINT ("Upgrading from version %f to "SYMBOL_DB_VERSION, version);
2746
2747 /* we need a full recreation of db. Because of the sym_kind table
2748 * which changed its data but not its fields, we must recreate the
2749 * whole database.
2750 */
2751
2752 /* 1. disconnect from current db */
2753 sdb_engine_disconnect_from_db (dbe);
2754
2755 /* 2. remove current db file */
2756 GFile *gfile = g_file_new_for_path (db_file);
2757 if (gfile != NULL) {
2758 g_file_delete (gfile, NULL, NULL);
2759 g_object_unref (gfile);
2760 }
2761 else
2762 {
2763 g_warning ("Could not get the gfile");
2764 }
2765
2766 /* 3. reconnect */
2767 sdb_engine_connect_to_db (dbe, cnc_string, NULL);
2768
2769 /* 4. create fresh new tables, indexes, triggers etc. */
2770 sdb_engine_create_db_tables (dbe, TABLES_SQL);
2771 return TRUE;
2772 }
2773 else
2774 {
2775 DEBUG_PRINT ("No need to upgrade.");
2776 }
2777
2778 return FALSE;
2779 }
2780
2781 /**
2782 * symbol_db_engine_open_db:
2783 * @dbe: self
2784 * @base_db_path: directory where .anjuta_sym_db.db will be stored. It can be
2785 * different from project_directory
2786 * E.g: a db on '/tmp/foo/' dir.
2787 * @prj_directory: project directory. It may be different from base_db_path.
2788 * It's mainly used to map files inside the db. Say for example that you want to
2789 * add to a project a file /home/user/project/foo_prj/src/file.c with a project
2790 * directory of /home/user/project/foo_prj/. On db it'll be represented as
2791 * src/file.c. In this way you can move around the project dir without dealing
2792 * with relative paths.
2793 * @error: a place to store an error, or %NULL
2794 *
2795 * Open, create or upgrade a database at given directory.
2796 * Be sure to give a base_db_path with the ending '/' for directory.
2797 *
2798 * Returns: An opening status from SymbolDBEngineOpenStatus enum.
2799 */
2800 SymbolDBEngineOpenStatus
2801 symbol_db_engine_open_db (SymbolDBEngine * dbe, const gchar * base_db_path,
2802 const gchar * prj_directory, GError **error)
2803 {
2804 SymbolDBEnginePriv *priv;
2805 gboolean needs_tables_creation = FALSE;
2806 gchar *cnc_string;
2807 gboolean connect_res;
2808 gboolean ret_status = DB_OPEN_STATUS_NORMAL;
2809
2810 DEBUG_PRINT ("Opening project %s with base dir %s",
2811 prj_directory, base_db_path);
2812
2813 g_return_val_if_fail (dbe != NULL, FALSE);
2814 g_return_val_if_fail (base_db_path != NULL, FALSE);
2815
2816 priv = dbe->priv;
2817
2818 priv->symbols_scanned_count = 0;
2819
2820 /* check whether the db filename already exists. If it's not the case
2821 * create the tables for the database. */
2822 gchar *db_file = g_strdup_printf ("%s/%s.db", base_db_path,
2823 priv->anjuta_db_file);
2824
2825 if (g_file_test (db_file, G_FILE_TEST_EXISTS) == FALSE)
2826 {
2827 needs_tables_creation = TRUE;
2828 }
2829
2830 priv->db_directory = g_strdup (base_db_path);
2831
2832 /* save the project_directory */
2833 priv->project_directory = g_strdup (prj_directory);
2834
2835 cnc_string = g_strdup_printf ("DB_DIR=%s;DB_NAME=%s", base_db_path,
2836 priv->anjuta_db_file);
2837 DEBUG_PRINT ("Connecting to "
2838 "database with %s...", cnc_string);
2839 connect_res = sdb_engine_connect_to_db (dbe, cnc_string, error);
2840
2841
2842 if (connect_res == FALSE)
2843 {
2844 g_free (db_file);
2845 g_free (cnc_string);
2846
2847 ret_status = DB_OPEN_STATUS_FATAL;
2848 return ret_status;
2849 }
2850
2851 if (needs_tables_creation == TRUE)
2852 {
2853 DEBUG_PRINT ("Creating tables...");
2854 sdb_engine_create_db_tables (dbe, TABLES_SQL);
2855 ret_status = DB_OPEN_STATUS_CREATE;
2856 }
2857 else
2858 {
2859 /* check the version of the db. If it's old we should upgrade it */
2860 if (sdb_engine_check_db_version_and_upgrade (dbe, db_file, cnc_string) == TRUE)
2861 {
2862 ret_status = DB_OPEN_STATUS_UPGRADE;
2863 }
2864 }
2865
2866 sdb_engine_set_defaults_db_parameters (dbe);
2867
2868 g_free (cnc_string);
2869 g_free (db_file);
2870
2871 /* we're now able to emit the db-connected signal: tables should be created
2872 * and libgda should be connected to an usable db.
2873 */
2874 g_signal_emit_by_name (dbe, "db-connected", NULL);
2875
2876 return ret_status;
2877 }
2878
2879 /**
2880 * symbol_db_engine_get_cnc_string:
2881 * @dbe: self
2882 *
2883 * Getter for the connection string.
2884 *
2885 * Returns: The connection string. It must be freed by caller.
2886 */
2887 gchar *
2888 symbol_db_engine_get_cnc_string (SymbolDBEngine * dbe)
2889 {
2890 SymbolDBEnginePriv *priv;
2891
2892 g_return_val_if_fail (dbe != NULL, FALSE);
2893 priv = dbe->priv;
2894
2895 return g_strdup (priv->cnc_string);
2896 }
2897
2898 /**
2899 * symbol_db_engine_add_new_workspace:
2900 * @dbe: self
2901 * @workspace_name: name of workspace.
2902 *
2903 * Add a new workspace to an opened database.
2904 * ~~~ Thread note: this function locks the mutex ~~~
2905 *
2906 * Returns: TRUE if operation is successful.
2907 */
2908 gboolean
2909 symbol_db_engine_add_new_workspace (SymbolDBEngine * dbe,
2910 const gchar * workspace_name)
2911 {
2912 const GdaSet *plist;
2913 const GdaStatement *stmt;
2914 GdaHolder *param;
2915 SymbolDBEnginePriv *priv;
2916 GValue v = {0};
2917
2918 g_return_val_if_fail (dbe != NULL, FALSE);
2919 priv = dbe->priv;
2920
2921 g_return_val_if_fail (priv->db_connection != NULL, FALSE);
2922
2923 SDB_LOCK(priv);
2924
2925 if ((stmt =
2926 sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_WORKSPACE_NEW)) == NULL)
2927 {
2928 g_warning ("query is null");
2929 SDB_UNLOCK(priv);
2930 return FALSE;
2931 }
2932
2933 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_WORKSPACE_NEW);
2934
2935 if ((param = gda_set_get_holder ((GdaSet*)plist, "wsname")) == NULL)
2936 {
2937 g_warning ("param is NULL from pquery!\n");
2938 SDB_UNLOCK(priv);
2939 return FALSE;
2940 }
2941 SDB_PARAM_SET_STRING(param, workspace_name);
2942
2943 /* execute the query with parameters just set */
2944 if (gda_connection_statement_execute_non_select (priv->db_connection,
2945 (GdaStatement*)stmt,
2946 (GdaSet*)plist, NULL, NULL) == -1)
2947 {
2948 SDB_UNLOCK(priv);
2949 return FALSE;
2950 }
2951
2952 SDB_UNLOCK(priv);
2953 return TRUE;
2954 }
2955
2956 /**
2957 * symbol_db_engine_project_exists:
2958 * @dbe: self
2959 * @project_name: Project name.
2960 * @project_version: The version of the project.
2961 *
2962 * Test project existence.
2963 * ~~~ Thread note: this function locks the mutex ~~~
2964 *
2965 * Returns: FALSE if project isn't found. TRUE otherwise.
2966 */
2967 gboolean
2968 symbol_db_engine_project_exists (SymbolDBEngine * dbe,
2969 const gchar * project_name,
2970 const gchar * project_version)
2971 {
2972 SymbolDBEnginePriv *priv;
2973 GValue v = {0};
2974 const GdaSet *plist;
2975 const GdaStatement *stmt;
2976 GdaHolder *param;
2977 GdaDataModel *data_model;
2978
2979 priv = dbe->priv;
2980
2981 SDB_LOCK(priv);
2982
2983 g_return_val_if_fail (priv->db_connection != NULL, FALSE);
2984
2985 /* test the existence of the project in db */
2986 /* get prepared query */
2987 if ((stmt = sdb_engine_get_statement_by_query_id (dbe,
2988 PREP_QUERY_GET_PROJECT_ID_BY_UNIQUE_NAME)) == NULL)
2989 {
2990 g_warning ("Query is null");
2991 SDB_UNLOCK(priv);
2992 return FALSE;
2993 }
2994
2995 plist = sdb_engine_get_query_parameters_list (dbe,
2996 PREP_QUERY_GET_PROJECT_ID_BY_UNIQUE_NAME);
2997
2998 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjname")) == NULL)
2999 {
3000 g_warning ("sdb_engine_get_tuple_id_by_unique_name: param is NULL "
3001 "from pquery!\n");
3002 SDB_UNLOCK(priv);
3003 return FALSE;
3004 }
3005
3006 SDB_PARAM_SET_STRING (param, project_name);
3007
3008 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjversion")) == NULL)
3009 {
3010 g_warning ("sdb_engine_get_tuple_id_by_unique_name: param is NULL "
3011 "from pquery!\n");
3012 SDB_UNLOCK(priv);
3013 return FALSE;
3014 }
3015
3016 SDB_PARAM_SET_STRING (param, project_version);
3017
3018 /* execute the query with parameters just set */
3019 data_model = gda_connection_statement_execute_select (priv->db_connection,
3020 (GdaStatement*)stmt,
3021 (GdaSet*)plist, NULL);
3022
3023 if (!GDA_IS_DATA_MODEL (data_model) ||
3024 gda_data_model_get_n_rows (GDA_DATA_MODEL (data_model)) <= 0)
3025 {
3026 if (data_model != NULL)
3027 g_object_unref (data_model);
3028 SDB_UNLOCK(priv);
3029 return FALSE;
3030 }
3031
3032 /* we found it and we can return */
3033 g_object_unref (data_model);
3034
3035 SDB_UNLOCK(priv);
3036
3037 return TRUE;
3038 }
3039
3040 /**
3041 * symbol_db_engine_add_new_project:
3042 * @dbe: self
3043 * @workspace: Can be NULL. In that case a default workspace will be created,
3044 * and project will depend on that.
3045 * @project: Project name. Must NOT be NULL.
3046 * @version: Version of the project, or of the package that project represents.
3047 * If not sure pass "1.0".
3048 *
3049 * Adds a new project to db.
3050 * ~~~ Thread note: this function locks the mutex ~~~
3051 *
3052 * Returns: TRUE if operation is successful.
3053 */
3054 gboolean
3055 symbol_db_engine_add_new_project (SymbolDBEngine * dbe, const gchar * workspace,
3056 const gchar * project, const gchar* version)
3057 {
3058 const GdaSet *plist;
3059 const GdaStatement *stmt;
3060 GdaHolder *param;
3061 const gchar *workspace_name;
3062 gint wks_id;
3063 SymbolDBEnginePriv *priv;
3064 GValue v = {0};
3065
3066 g_return_val_if_fail (dbe != NULL, FALSE);
3067 priv = dbe->priv;
3068
3069 SDB_LOCK(priv);
3070
3071 if (workspace == NULL)
3072 {
3073 workspace_name = "anjuta_workspace_default";
3074
3075 DEBUG_PRINT ("adding default workspace... '%s'", workspace_name);
3076 SDB_GVALUE_SET_STATIC_STRING(v, workspace_name);
3077
3078 if ((wks_id = sdb_engine_get_tuple_id_by_unique_name (dbe,
3079 PREP_QUERY_GET_WORKSPACE_ID_BY_UNIQUE_NAME,
3080 "wsname",
3081 &v)) <= 0)
3082 {
3083
3084 /* symbol_db_engine_add_new_workspace 'll lock so unlock here before */
3085 SDB_UNLOCK(priv);
3086
3087 if (symbol_db_engine_add_new_workspace (dbe, workspace_name) == FALSE)
3088 {
3089 DEBUG_PRINT ("%s", "Project cannot be added because a default workspace "
3090 "cannot be created");
3091 return FALSE;
3092 }
3093 /* relock */
3094 SDB_LOCK(priv);
3095 }
3096 }
3097 else
3098 {
3099 workspace_name = workspace;
3100 }
3101
3102 g_value_unset (&v);
3103
3104 /* insert new project */
3105 if ((stmt =
3106 sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_PROJECT_NEW)) == NULL)
3107 {
3108 g_warning ("query is null");
3109 SDB_UNLOCK(priv);
3110 return FALSE;
3111 }
3112
3113 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_PROJECT_NEW);
3114
3115 /* lookup parameters */
3116 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjname")) == NULL)
3117 {
3118 g_warning ("param prjname is NULL from pquery!");
3119 SDB_UNLOCK(priv);
3120 return FALSE;
3121 }
3122
3123 SDB_PARAM_SET_STRING(param, project);
3124
3125 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjversion")) == NULL)
3126 {
3127 g_warning ("param prjversion is NULL from pquery!");
3128 SDB_UNLOCK(priv);
3129 return FALSE;
3130 }
3131
3132 SDB_PARAM_SET_STRING(param, version);
3133
3134 if ((param = gda_set_get_holder ((GdaSet*)plist, "wsname")) == NULL)
3135 {
3136 g_warning ("param wsname is NULL from pquery!");
3137 SDB_UNLOCK(priv);
3138 return FALSE;
3139 }
3140
3141 SDB_PARAM_SET_STRING(param, workspace_name);
3142
3143 /* execute the query with parameters just set */
3144 if (gda_connection_statement_execute_non_select (priv->db_connection,
3145 (GdaStatement*)stmt,
3146 (GdaSet*)plist, NULL, NULL) == -1)
3147 {
3148 SDB_UNLOCK(priv);
3149 return FALSE;
3150 }
3151
3152 SDB_UNLOCK(priv);
3153 return TRUE;
3154 }
3155
3156 /* ### Thread note: this function inherits the mutex lock ### */
3157 /* Uses cache lookup to speed up symbols search. */
3158 static gint
3159 sdb_engine_add_new_language (SymbolDBEngine * dbe, const gchar *language)
3160 {
3161 gint table_id;
3162 SymbolDBEnginePriv *priv;
3163 GValue v = {0};
3164
3165 if (language == NULL)
3166 return -1;
3167
3168 priv = dbe->priv;
3169
3170 /* cache lookup */
3171 table_id = sdb_engine_cache_lookup (priv->language_cache, language);
3172 if (table_id != -1)
3173 {
3174 return table_id;
3175 }
3176
3177 SDB_GVALUE_SET_STATIC_STRING (v, language);
3178
3179 /* check for an already existing table with language "name". */
3180 if ((table_id = sdb_engine_get_tuple_id_by_unique_name (dbe,
3181 PREP_QUERY_GET_LANGUAGE_ID_BY_UNIQUE_NAME,
3182 "langname",
3183 &v)) < 0)
3184 {
3185 /* insert a new entry on db */
3186 const GdaSet *plist;
3187 const GdaStatement *stmt;
3188 GdaHolder *param;
3189 GdaSet *last_inserted = NULL;
3190
3191 g_value_unset (&v);
3192
3193 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_LANGUAGE_NEW))
3194 == NULL)
3195 {
3196 g_warning ("query is null");
3197 return FALSE;
3198 }
3199
3200 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_LANGUAGE_NEW);
3201
3202 if ((param = gda_set_get_holder ((GdaSet*)plist, "langname")) == NULL)
3203 {
3204 g_warning ("param langname is NULL from pquery!");
3205 return FALSE;
3206 }
3207
3208 SDB_PARAM_SET_STRING(param, language);
3209
3210 /* execute the query with parameters just set */
3211 if (gda_connection_statement_execute_non_select (priv->db_connection,
3212 (GdaStatement*)stmt,
3213 (GdaSet*)plist, &last_inserted,
3214 NULL) == -1)
3215 {
3216 table_id = -1;
3217 }
3218 else {
3219 const GValue *value = gda_set_get_holder_value (last_inserted, "+0");
3220 table_id = g_value_get_int (value);
3221 sdb_engine_insert_cache (priv->language_cache, language, table_id);
3222 }
3223
3224 if (last_inserted)
3225 g_object_unref (last_inserted);
3226 }
3227
3228 return table_id;
3229 }
3230
3231 /**
3232 * ~~~ Thread note: this function locks the mutex ~~~
3233 *
3234 * Add a file to project.
3235 * This function requires an opened db, i.e. calling before
3236 * symbol_db_engine_open_db ()
3237 * filepath: referes to a full file path.
3238 * project:
3239 * WARNING: we suppose that project_directory is already set.
3240 * WARNING2: we suppose that the given local_filepath include the project_directory path.
3241 * + correct example: local_filepath: /home/user/projects/foo_project/src/main.c
3242 * project_directory: /home/user/projects/foo_project
3243 * - wrong one: local_filepath: /tmp/foo.c
3244 * project_directory: /home/user/projects/foo_project
3245 */
3246 static gboolean
3247 sdb_engine_add_new_db_file (SymbolDBEngine * dbe, const gchar * project_name,
3248 const gchar *project_version, const gchar * local_filepath,
3249 const gchar * language)
3250 {
3251 const GdaSet *plist;
3252 const GdaStatement *stmt;
3253 GdaHolder *param;
3254 GError * error = NULL;
3255 SymbolDBEnginePriv *priv;
3256 gint language_id;
3257 GValue v = {0};
3258
3259 priv = dbe->priv;
3260
3261 /* check if the file is a correct one compared to the local_filepath */
3262 if (strstr (local_filepath, priv->project_directory) == NULL)
3263 return FALSE;
3264
3265 SDB_LOCK(priv);
3266
3267 /* we're gonna set the file relative to the project folder, not the full one.
3268 * e.g.: we have a file on disk: "/tmp/foo/src/file.c" and a db_directory located on
3269 * "/tmp/foo/". The entry on db will be "src/file.c"
3270 */
3271 const gchar *relative_path = symbol_db_util_get_file_db_path (dbe, local_filepath);
3272 if (relative_path == NULL)
3273 {
3274 DEBUG_PRINT ("%s", "relative_path == NULL");
3275 SDB_UNLOCK(priv);
3276 return FALSE;
3277 }
3278
3279 /* insert a new entry on db */
3280 language_id = sdb_engine_add_new_language (dbe, language);
3281 if (language_id < 0)
3282 {
3283 DEBUG_PRINT ("Unknown language: %s", language);
3284 SDB_UNLOCK(priv);
3285 return FALSE;
3286 }
3287
3288 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_FILE_NEW))
3289 == NULL)
3290 {
3291 g_warning ("query is null");
3292 SDB_UNLOCK(priv);
3293 return FALSE;
3294 }
3295
3296 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_FILE_NEW);
3297
3298 /* filepath parameter */
3299 if ((param = gda_set_get_holder ((GdaSet*)plist, "filepath")) == NULL)
3300 {
3301 g_warning ("param langname is NULL from pquery!");
3302 SDB_UNLOCK(priv);
3303 return FALSE;
3304 }
3305
3306 SDB_PARAM_SET_STRING(param, relative_path);
3307
3308 /* project name parameter */
3309 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjname")) == NULL)
3310 {
3311 g_warning ("param prjname is NULL from pquery!");
3312 SDB_UNLOCK(priv);
3313 return FALSE;
3314 }
3315
3316 SDB_PARAM_SET_STRING(param, project_name);
3317
3318 /* prjversion parameter */
3319 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjversion")) == NULL)
3320 {
3321 g_warning ("param prjversion is NULL from pquery!");
3322 SDB_UNLOCK(priv);
3323 return FALSE;
3324 }
3325
3326 SDB_PARAM_SET_STRING(param, project_version);
3327
3328 /* language id parameter */
3329 if ((param = gda_set_get_holder ((GdaSet*)plist, "langid")) == NULL)
3330 {
3331 g_warning ("param langid is NULL from pquery!");
3332 SDB_UNLOCK(priv);
3333 return FALSE;
3334 }
3335
3336 SDB_PARAM_SET_INT(param, language_id);
3337
3338 /* execute the query with parameters just set */
3339 if (gda_connection_statement_execute_non_select (priv->db_connection,
3340 (GdaStatement*)stmt,
3341 (GdaSet*)plist, NULL,
3342 &error) == -1)
3343 {
3344 if (error)
3345 {
3346 gchar * sql_str = gda_statement_to_sql_extended ((GdaStatement*)stmt,
3347 priv->db_connection, (GdaSet*)plist, 0, NULL, NULL);
3348
3349 DEBUG_PRINT ("%s [%s]", error->message, sql_str);
3350 g_error_free (error);
3351 g_free (sql_str);
3352 }
3353
3354 SDB_UNLOCK(priv);
3355 return FALSE;
3356 }
3357
3358 SDB_UNLOCK(priv);
3359 return TRUE;
3360 }
3361
3362 /* ~~~ Thread note: this function locks the mutex ~~~ */
3363 static gint
3364 sdb_engine_get_unique_scan_id (SymbolDBEngine * dbe)
3365 {
3366 SymbolDBEnginePriv *priv;
3367 gint ret_id;
3368
3369 priv = dbe->priv;
3370
3371 SDB_LOCK(priv);
3372
3373 priv->scan_process_id_sequence++;
3374 ret_id = priv->scan_process_id_sequence;
3375
3376 SDB_UNLOCK(priv);
3377 return ret_id;
3378 }
3379
3380 /**
3381 * symbol_db_engine_add_new_files_async:
3382 * @dbe: self
3383 * @lang_manager: IAnjutaLanguage language manager.
3384 * @project_name:
3385 * @project_version:
3386 * @sources_array: requires full path to files on disk. Anjuta-tags itself requires that.
3387 * it must be something like "/home/path/to/my/foo/file.xyz". Also it requires
3388 * a language string to represent the file.
3389 * An example of files_path array composition can be:
3390 * "/home/user/foo_project/foo1.c", "/home/user/foo_project/foo2.cpp",
3391 * "/home/user/foo_project/foo3.java".
3392 * NOTE: all the files MUST exist. So check for their existence before call
3393 * this function. The function'll write entries on the db.
3394 *
3395 * See symbol_db_engine_add_new_files_full () for doc.
3396 * This function adds files to db in a quicker way than
3397 * symbol_db_engine_add_new_files_full because you won't have to specify the
3398 * GPtrArray of languages, but it'll try to autodetect them.
3399 * When added, the files are forced to be scanned.
3400 *
3401 *
3402 * The function is suffixed with 'async'. This means that the scanning of the files is delayed
3403 * until the scanner is available. So you should use the gint id returned to identify
3404 * if a 'scan-end' signal is the one that you were expecting.
3405 * Please note also that, if db is disconnected before the waiting queue is processed,
3406 * the scan of those files won't be performed.
3407 *
3408 * Returns: scan process id if insertion is successful, -1 on error.
3409 */
3410 gint
3411 symbol_db_engine_add_new_files_async (SymbolDBEngine *dbe,
3412 IAnjutaLanguage* lang_manager,
3413 const gchar * project_name,
3414 const gchar * project_version,
3415 const GPtrArray *sources_array)
3416 {
3417 GPtrArray *lang_array;
3418 gint i;
3419
3420 g_return_val_if_fail (dbe != NULL, FALSE);
3421 g_return_val_if_fail (lang_manager != NULL, FALSE);
3422 g_return_val_if_fail (sources_array != NULL, FALSE);
3423
3424 lang_array = g_ptr_array_new_with_free_func (g_free);
3425
3426 for (i = 0; i < sources_array->len; i++)
3427 {
3428 IAnjutaLanguageId lang_id;
3429 GFile *gfile;
3430 GFileInfo *gfile_info;
3431 const gchar *file_mime;
3432 const gchar *lang;
3433 const gchar *local_filename;
3434
3435 local_filename = g_ptr_array_index (sources_array, i);
3436 gfile = g_file_new_for_path (local_filename);
3437 gfile_info = g_file_query_info (gfile,
3438 "standard::content-type",
3439 G_FILE_QUERY_INFO_NONE,
3440 NULL,
3441 NULL);
3442 if (gfile_info == NULL)
3443 {
3444 g_warning ("GFileInfo corresponding to %s was NULL", local_filename);
3445 g_object_unref (gfile);
3446 continue;
3447 }
3448
3449 file_mime = g_file_info_get_attribute_string (gfile_info,
3450 G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE);
3451
3452 lang_id = ianjuta_language_get_from_mime_type (lang_manager,
3453 file_mime, NULL);
3454
3455 if (!lang_id)
3456 {
3457 g_warning ("Language not found for %s was NULL", local_filename);
3458 g_object_unref (gfile);
3459 g_object_unref (gfile_info);
3460 continue;
3461 }
3462
3463 lang = ianjuta_language_get_name (lang_manager, lang_id, NULL);
3464 g_ptr_array_add (lang_array, g_strdup (lang));
3465 g_object_unref (gfile);
3466 g_object_unref (gfile_info);
3467 }
3468
3469 gint res = symbol_db_engine_add_new_files_full_async (dbe, project_name, project_version,
3470 sources_array, lang_array, TRUE);
3471
3472 /* free resources */
3473 g_ptr_array_unref (lang_array);
3474
3475 return res;
3476 }
3477
3478 /**
3479 * symbol_db_engine_add_new_files_full_async:
3480 * @dbe: self
3481 * @project_name: something like 'foo_project', or 'helloworld_project'. Can be NULL,
3482 * for example when you're populating after abort.
3483 * @project_version: The version of the project.
3484 * @files_path: requires full path to files on disk. Anjuta-tags itself requires that.
3485 * it must be something like "/home/path/to/my/foo/file.xyz". Also it requires
3486 * a language string to represent the file.
3487 * An example of files_path array composition can be:
3488 * "/home/user/foo_project/foo1.c", "/home/user/foo_project/foo2.cpp",
3489 * "/home/user/foo_project/foo3.java".
3490 * NOTE: all the files MUST exist. So check for their existence before call
3491 * this function. The function'll write entries on the db.
3492 * @languages: is an array of 'languages'. It must have the same number of
3493 * elments that files_path has. It should be populated like this: "C", "C++",
3494 * "Java" etc.
3495 * This is done to be normalized with the language-manager plugin.
3496 * @force_scan: If FALSE a check on db will be done to see
3497 * whether the file is already present or not. In the latter care the scan will begin.
3498 *
3499 * Add a group of files to a project. It will perform also
3500 * a symbols scannig/populating of db if force_scan is TRUE.
3501 * This function requires an opened db, i.e. You must test db ststus with
3502 * symbol_db_engine_open_db () before.
3503 * The function must be called from within the main thread.
3504 *
3505 * Note: If some file fails to enter into the db the function will just skip them.
3506 *
3507 *
3508 * The function is suffixed with 'async'. This means that the scanning of the files is delayed
3509 * until the scanner is available. So you should use the gint id returned to identify
3510 * if a 'scan-end' signal is the one that you were expecting.
3511 * Please note also that, if db is disconnected before the waiting queue is processed,
3512 * the scan of those files won't be performed.
3513 *
3514 * Returns: scan process id if insertion is successful, -1 on error.
3515 */
3516 gint
3517 symbol_db_engine_add_new_files_full_async (SymbolDBEngine * dbe,
3518 const gchar * project_name,
3519 const gchar * project_version,
3520 const GPtrArray * files_path,
3521 const GPtrArray * languages,
3522 gboolean force_scan)
3523 {
3524 gint i;
3525 SymbolDBEnginePriv *priv;
3526 GPtrArray * filtered_files_path;
3527 gboolean ret_code;
3528 gint ret_id, scan_id;
3529
3530 g_return_val_if_fail (dbe != NULL, FALSE);
3531 g_return_val_if_fail (files_path != NULL, FALSE);
3532 g_return_val_if_fail (languages != NULL, FALSE);
3533 priv = dbe->priv;
3534
3535 g_return_val_if_fail (priv->db_connection != NULL, FALSE);
3536 g_return_val_if_fail (files_path->len > 0, FALSE);
3537 g_return_val_if_fail (languages->len > 0, FALSE);
3538
3539 filtered_files_path = g_ptr_array_new ();
3540
3541 for (i = 0; i < files_path->len; i++)
3542 {
3543 const gchar *node_file = (const gchar *) g_ptr_array_index (files_path, i);
3544 const gchar *node_lang = (const gchar *) g_ptr_array_index (languages, i);
3545
3546 if (force_scan == FALSE)
3547 {
3548 /* test the existence of the file in db */
3549 if (symbol_db_engine_file_exists (dbe, node_file) == TRUE)
3550 {
3551 /* we don't want to touch the already present file... within
3552 * its symbols
3553 */
3554 continue;
3555 }
3556 }
3557
3558 if (project_name != NULL &&
3559 sdb_engine_add_new_db_file (dbe, project_name, project_version, node_file,
3560 node_lang) == FALSE)
3561 {
3562 DEBUG_PRINT ("Error processing file %s, db_directory %s, project_name %s, "
3563 "project_version %s, project_directory %s", node_file,
3564 priv->db_directory, project_name, project_version,
3565 priv->project_directory);
3566 continue;
3567 }
3568
3569 /* note: we don't use g_strdup () here because we'll free the filtered_files_path
3570 * before returning from this function.
3571 */
3572 g_ptr_array_add (filtered_files_path, (gpointer)node_file);
3573 }
3574
3575 /* perform the scan of files. It will spawn a fork() process with
3576 * AnjutaLauncher and ctags in server mode. After the ctags cmd has been
3577 * executed, the populating process'll take place.
3578 */
3579 scan_id = sdb_engine_get_unique_scan_id (dbe);
3580 ret_code = sdb_engine_scan_files_async (dbe, filtered_files_path, NULL, FALSE, scan_id);
3581
3582 if (ret_code == TRUE)
3583 {
3584 ret_id = scan_id;
3585 }
3586 else
3587 ret_id = -1;
3588
3589 /* no need to free the items contained in the array */
3590 g_ptr_array_unref (filtered_files_path);
3591 return ret_id;
3592 }
3593
3594
3595 /**
3596 * We'll use the GNU regular expressions instead of the glib's GRegex ones because
3597 * the latters are a wrapper of pcre (www.pcre.org) that don't implement the
3598 * \< (begin of word)) and \> (end of word) boundaries.
3599 * Since the regex used here is something complex to reproduce on GRegex
3600 * I don't see any reason to reinvent the (already) working wheel.
3601 * I didn't find a valuable replacement for \< and \> neither on
3602 * http://www.regular-expressions.info/wordboundaries.html nor elsewhere.
3603 * But if some regex geek thinks I'm wrong I'll be glad to see his solution.
3604 *
3605 * @return NULL on error.
3606 */
3607 #define RX_STRING "\\\".*\\\""
3608 #define RX_BRACKETEXPR "\\{.*\\}"
3609 #define RX_IDENT "[a-zA-Z_][a-zA-Z0-9_]*"
3610 #define RX_WS "[ \t\n]*"
3611 #define RX_PTR "[\\*&]?\\*?"
3612 #define RX_INITIALIZER "=(" RX_WS RX_IDENT RX_WS ")|=(" RX_WS RX_STRING RX_WS \
3613 ")|=(" RX_WS RX_BRACKETEXPR RX_WS ")" RX_WS
3614 #define RX_ARRAY RX_WS "\\[" RX_WS "[0-9]*" RX_WS "\\]" RX_WS
3615
3616 static gchar*
3617 sdb_engine_extract_type_qualifier (const gchar *string, const gchar *expr)
3618 {
3619 /* check with a regular expression for the type */
3620 regex_t re;
3621 regmatch_t pm[8]; // 7 sub expression -> 8 matches
3622 memset (&pm, -1, sizeof(pm));
3623 /*
3624 * this regexp catches things like:
3625 * a) std::vector<char*> exp1[124] [12], *exp2, expr;
3626 * b) QClass* expr1, expr2, expr;
3627 * c) int a,b; char r[12] = "test, argument", q[2] = { 't', 'e' }, expr;
3628 *
3629 * it CAN be fooled, if you really want it, but it should
3630 * work for 99% of all situations.
3631 *
3632 * QString
3633 * var;
3634 * in 2 lines does not work, because //-comments would often bring wrong results
3635 */
3636
3637 gchar *res = NULL;
3638 static char pattern[512] =
3639 "(" RX_IDENT "\\>)" /* the 'std' in example a) */
3640 "(::" RX_IDENT ")*" /* ::vector */
3641 "(" RX_WS "<[^>;]*>)?" /* <char *> */
3642 /* other variables for the same ident (string i,j,k;) */
3643 "(" RX_WS RX_PTR RX_WS RX_IDENT RX_WS "(" RX_ARRAY ")*" "(" RX_INITIALIZER ")?," RX_WS ")*"
3644 "[ \t\\*&]*"; /* check again for pointer/reference type */
3645
3646 /* must add a 'termination' symbol to the regexp, otherwise
3647 * 'exp' would match 'expr'
3648 */
3649 gchar regexp[512];
3650 g_snprintf (regexp, sizeof (regexp), "%s\\<%s\\>", pattern, expr);
3651
3652 /* compile regular expression */
3653 int error = regcomp (&re, regexp, REG_EXTENDED) ;
3654 if (error)
3655 return NULL;
3656
3657 /* this call to regexec finds the first match on the line */
3658 error = regexec (&re, string, 8, &pm[0], 0) ;
3659
3660 /* while matches found */
3661 while (error == 0)
3662 {
3663 /* subString found between pm.rm_so and pm.rm_eo */
3664 /* only include the ::vector part in the indentifier, if the second
3665 * subpattern matches at all
3666 */
3667 int len = (pm[2].rm_so != -1 ? pm[2].rm_eo : pm[1].rm_eo) - pm[1].rm_so;
3668 if (res)
3669 free (res);
3670 res = (gchar*) g_malloc0 (len + 1);
3671 if (!res)
3672 {
3673 regfree (&re);
3674 return NULL;
3675 }
3676 strncpy (res, string + pm[1].rm_so, len);
3677 res[len] = '\0';
3678
3679 /* This call to regexec finds the next match */
3680 error = regexec (&re, string + pm[0].rm_eo, 8, &pm[0], 0) ;
3681 break;
3682 }
3683 regfree(&re);
3684
3685 return res;
3686 }
3687
3688 /* ### Thread note: this function inherits the mutex lock ### */
3689 /* Uses cache lookup to speed up symbols search. */
3690 static gint
3691 sdb_engine_add_new_sym_kind (SymbolDBEngine * dbe, const tagEntry * tag_entry)
3692 {
3693 const gchar *kind_name;
3694 gint table_id;
3695 SymbolDBEnginePriv *priv;
3696 GValue v = {0};
3697
3698 priv = dbe->priv;
3699
3700 /* we assume that tag_entry is != NULL */
3701 kind_name = tag_entry->kind;
3702
3703 /* no kind associated with current tag */
3704 if (kind_name == NULL)
3705 return -1;
3706
3707 /* cache lookup */
3708 table_id = sdb_engine_cache_lookup (priv->kind_cache, kind_name);
3709 if (table_id != -1)
3710 {
3711 return table_id;
3712 }
3713
3714 SDB_GVALUE_SET_STATIC_STRING (v, kind_name);
3715
3716 if ((table_id = sdb_engine_get_tuple_id_by_unique_name (dbe,
3717 PREP_QUERY_GET_SYM_KIND_BY_UNIQUE_NAME,
3718 "kindname",
3719 &v)) < 0)
3720 {
3721 const GdaSet *plist;
3722 const GdaStatement *stmt;
3723 GdaHolder *param;
3724 GdaSet *last_inserted = NULL;
3725 gint is_container = 0;
3726 SymType sym_type;
3727 GError * error = NULL;
3728
3729 g_value_unset (&v);
3730
3731 /* not found. Go on with inserting */
3732 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_SYM_KIND_NEW))
3733 == NULL)
3734 {
3735 g_warning ("query is null");
3736 return -1;
3737 }
3738
3739 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_SYM_KIND_NEW);
3740
3741 /* kindname parameter */
3742 if ((param = gda_set_get_holder ((GdaSet*)plist, "kindname")) == NULL)
3743 {
3744 g_warning ("param kindname is NULL from pquery!");
3745 return FALSE;
3746 }
3747
3748 SDB_PARAM_SET_STRING (param, kind_name);
3749
3750 /* container parameter */
3751 if ((param = gda_set_get_holder ((GdaSet*)plist, "container")) == NULL)
3752 {
3753 g_warning ("param container is NULL from pquery!");
3754 return FALSE;
3755 }
3756
3757 sym_type = GPOINTER_TO_SIZE (g_hash_table_lookup (priv->sym_type_conversion_hash,
3758 kind_name));
3759
3760 if (sym_type & IANJUTA_SYMBOL_TYPE_SCOPE_CONTAINER)
3761 is_container = 1;
3762
3763 SDB_PARAM_SET_INT (param, is_container);
3764
3765 /* execute the query with parameters just set */
3766 if (gda_connection_statement_execute_non_select(priv->db_connection,
3767 (GdaStatement*)stmt,
3768 (GdaSet*)plist, &last_inserted,
3769 NULL) == -1)
3770 {
3771 table_id = -1;
3772 }
3773 else
3774 {
3775 const GValue *value = gda_set_get_holder_value (last_inserted, "+0");
3776 table_id = g_value_get_int (value);
3777 /* we should cache only tables which are != -1 */
3778 sdb_engine_insert_cache (priv->kind_cache, kind_name, table_id);
3779 }
3780 if (last_inserted)
3781 g_object_unref (last_inserted);
3782
3783 if (error)
3784 {
3785 g_warning ("SQL error: %s", error->message);
3786 g_error_free (error);
3787 }
3788 }
3789
3790 return table_id;
3791 }
3792
3793 /* ### Thread note: this function inherits the mutex lock ### */
3794 /* Uses cache lookup to speed up symbols search. */
3795 static gint
3796 sdb_engine_add_new_sym_access (SymbolDBEngine * dbe, const tagEntry * tag_entry)
3797 {
3798 const gchar *access;
3799 gint table_id;
3800 SymbolDBEnginePriv *priv;
3801 GValue v = {0};
3802
3803 priv = dbe->priv;
3804
3805
3806 /* we assume that tag_entry is != NULL */
3807 if ((access = tagsField (tag_entry, "access")) == NULL)
3808 {
3809 /* no access associated with current tag */
3810 return -1;
3811 }
3812
3813 /* cache lookup */
3814 table_id = sdb_engine_cache_lookup (priv->access_cache, access);
3815 if (table_id != -1)
3816 {
3817 return table_id;
3818 }
3819
3820 SDB_GVALUE_SET_STATIC_STRING (v, access);
3821
3822 if ((table_id = sdb_engine_get_tuple_id_by_unique_name (dbe,
3823 PREP_QUERY_GET_SYM_ACCESS_BY_UNIQUE_NAME,
3824 "accesskind",
3825 &v)) < 0)
3826 {
3827 const GdaSet *plist;
3828 const GdaStatement *stmt;
3829 GdaHolder *param;
3830 GdaSet *last_inserted = NULL;
3831
3832 g_value_unset (&v);
3833
3834 /* not found. Go on with inserting */
3835 if ((stmt =
3836 sdb_engine_get_statement_by_query_id (dbe,
3837 PREP_QUERY_SYM_ACCESS_NEW)) == NULL)
3838 {
3839 g_warning ("query is null");
3840 return -1;
3841 }
3842
3843 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_SYM_ACCESS_NEW);
3844
3845 /* accesskind parameter */
3846 if ((param = gda_set_get_holder ((GdaSet*)plist, "accesskind")) == NULL)
3847 {
3848 g_warning ("param accesskind is NULL from pquery!");
3849 return -1;
3850 }
3851
3852 SDB_PARAM_SET_STRING (param, access);
3853
3854 /* execute the query with parameters just set */
3855 if (gda_connection_statement_execute_non_select (priv->db_connection,
3856 (GdaStatement*)stmt,
3857 (GdaSet*)plist, &last_inserted,
3858 NULL) == -1)
3859 {
3860 table_id = -1;
3861 }
3862 else
3863 {
3864 const GValue *value = gda_set_get_holder_value (last_inserted, "+0");
3865 table_id = g_value_get_int (value);
3866 /* we should cache only tables which are != -1 */
3867 sdb_engine_insert_cache (priv->access_cache, access, table_id);
3868 }
3869
3870 if (last_inserted)
3871 g_object_unref (last_inserted);
3872 }
3873
3874 return table_id;
3875 }
3876
3877 /* ### Thread note: this function inherits the mutex lock ### */
3878 /* Uses cache lookup to speed up symbols search. */
3879 static gint
3880 sdb_engine_add_new_sym_implementation (SymbolDBEngine * dbe,
3881 const tagEntry * tag_entry)
3882 {
3883 const gchar *implementation;
3884 gint table_id;
3885 SymbolDBEnginePriv *priv;
3886 GValue v = {0};
3887
3888 priv = dbe->priv;
3889
3890 /* we assume that tag_entry is != NULL */
3891 if ((implementation = tagsField (tag_entry, "implementation")) == NULL)
3892 {
3893 /* no implementation associated with current tag */
3894 return -1;
3895 }
3896
3897 /* cache lookup */
3898 table_id = sdb_engine_cache_lookup (priv->implementation_cache, implementation);
3899 if (table_id != -1)
3900 {
3901 return table_id;
3902 }
3903
3904 SDB_GVALUE_SET_STATIC_STRING(v, implementation);
3905
3906 if ((table_id = sdb_engine_get_tuple_id_by_unique_name (dbe,
3907 PREP_QUERY_GET_SYM_IMPLEMENTATION_BY_UNIQUE_NAME,
3908 "implekind",
3909 &v)) < 0)
3910 {
3911 const GdaSet *plist;
3912 const GdaStatement *stmt;
3913 GdaHolder *param;
3914 GdaSet *last_inserted = NULL;
3915
3916 g_value_unset (&v);
3917
3918 /* not found. Go on with inserting */
3919 if ((stmt = sdb_engine_get_statement_by_query_id (dbe,
3920 PREP_QUERY_SYM_IMPLEMENTATION_NEW)) ==
3921 NULL)
3922 {
3923 g_warning ("query is null");
3924 return -1;
3925 }
3926
3927 plist = sdb_engine_get_query_parameters_list (dbe,
3928 PREP_QUERY_SYM_IMPLEMENTATION_NEW);
3929
3930 /* implekind parameter */
3931 if ((param = gda_set_get_holder ((GdaSet*)plist, "implekind")) == NULL)
3932 {
3933 g_warning ("param accesskind is NULL from pquery!");
3934 return -1;
3935 }
3936
3937 SDB_PARAM_SET_STRING(param, implementation);
3938
3939 /* execute the query with parameters just set */
3940 if (gda_connection_statement_execute_non_select (priv->db_connection,
3941 (GdaStatement*)stmt,
3942 (GdaSet*)plist, &last_inserted,
3943 NULL) == -1)
3944 {
3945 table_id = -1;
3946 }
3947 else
3948 {
3949 const GValue *value = gda_set_get_holder_value (last_inserted, "+0");
3950 table_id = g_value_get_int (value);
3951 /* we should cache only tables which are != -1 */
3952 sdb_engine_insert_cache (priv->implementation_cache, implementation,
3953 table_id);
3954 }
3955 if (last_inserted)
3956 g_object_unref (last_inserted);
3957 }
3958
3959 return table_id;
3960 }
3961
3962 /* ### Thread note: this function inherits the mutex lock ### */
3963 static void
3964 sdb_engine_add_new_heritage (SymbolDBEngine * dbe, gint base_symbol_id,
3965 gint derived_symbol_id)
3966 {
3967 const GdaSet *plist;
3968 const GdaStatement *stmt;
3969 GdaHolder *param;
3970 SymbolDBEnginePriv *priv;
3971 GValue v = {0};
3972
3973 g_return_if_fail (base_symbol_id > 0);
3974 g_return_if_fail (derived_symbol_id > 0);
3975
3976 priv = dbe->priv;
3977
3978 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_HERITAGE_NEW))
3979 == NULL)
3980 {
3981 g_warning ("query is null");
3982 return;
3983 }
3984
3985 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_HERITAGE_NEW);
3986
3987 /* symbase parameter */
3988 if ((param = gda_set_get_holder ((GdaSet*)plist, "symbase")) == NULL)
3989 {
3990 g_warning ("param accesskind is NULL from pquery!");
3991 return;
3992 }
3993
3994 SDB_PARAM_SET_INT(param, base_symbol_id);
3995
3996 /* symderived id parameter */
3997 if ((param = gda_set_get_holder ((GdaSet*)plist, "symderived")) == NULL)
3998 {
3999 g_warning ("param symderived is NULL from pquery!");
4000 return;
4001 }
4002
4003 SDB_PARAM_SET_INT(param, derived_symbol_id);
4004
4005 /* execute the query with parameters just set */
4006 if (gda_connection_statement_execute_non_select (priv->db_connection,
4007 (GdaStatement*)stmt,
4008 (GdaSet*)plist, NULL,
4009 NULL) == -1)
4010 {
4011 g_warning ("Error adding heritage");
4012 }
4013 }
4014
4015
4016 /* ### Thread note: this function inherits the mutex lock ### */
4017 static GNUC_INLINE gint
4018 sdb_engine_add_new_scope_definition (SymbolDBEngine * dbe, const tagEntry * tag_entry)
4019 {
4020 const gchar *scope;
4021 gint table_id;
4022 const GdaSet *plist;
4023 const GdaStatement *stmt;
4024 GdaHolder *param;
4025 GdaSet *last_inserted = NULL;
4026 SymbolDBEnginePriv *priv;
4027 GValue v = {0};
4028
4029 g_return_val_if_fail (tag_entry->kind != NULL, -1);
4030
4031 priv = dbe->priv;
4032
4033
4034 /* This symbol will define a scope which name is tag_entry->name
4035 * For example if we get a tag MyFoo with kind "namespace", it will define
4036 * the "MyFoo" scope, which type is "namespace MyFoo"
4037 */
4038 scope = tag_entry->name;
4039
4040 /* filter out 'variable' and 'member' kinds. They define no scope. */
4041 if (g_strcmp0 (tag_entry->kind, "variable") == 0 ||
4042 g_strcmp0 (tag_entry->kind, "member") == 0)
4043 {
4044 return -1;
4045 }
4046
4047 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_SCOPE_NEW))
4048 == NULL)
4049 {
4050 g_warning ("query is null");
4051 return -1;
4052 }
4053
4054 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_SCOPE_NEW);
4055
4056 /* scope parameter */
4057 if ((param = gda_set_get_holder ((GdaSet*)plist, "scope")) == NULL)
4058 {
4059 g_warning ("param scope is NULL from pquery!");
4060 return -1;
4061 }
4062
4063 SDB_PARAM_SET_STRING (param, scope);
4064
4065 /* execute the query with parameters just set */
4066 if (gda_connection_statement_execute_non_select (priv->db_connection,
4067 (GdaStatement*)stmt,
4068 (GdaSet*)plist, &last_inserted,
4069 NULL) == -1)
4070 {
4071
4072 GValue v = {0, };
4073 SDB_GVALUE_SET_STATIC_STRING(v, scope);
4074
4075 /* try to get an already existing scope */
4076 table_id = sdb_engine_get_tuple_id_by_unique_name (dbe, PREP_QUERY_GET_SCOPE_ID,
4077 "scope", &v);
4078 }
4079 else
4080 {
4081 const GValue *value = gda_set_get_holder_value (last_inserted, "+0");
4082 table_id = g_value_get_int (value);
4083 }
4084
4085 if (last_inserted)
4086 g_object_unref (last_inserted);
4087
4088 return table_id;
4089 }
4090
4091 /**
4092 * ### Thread note: this function inherits the mutex lock ###
4093 *
4094 * Saves the tagEntry info for a second pass parsing.
4095 * Usually we don't know all the symbol at the first scan of the tags. We need
4096 * a second one.
4097 *
4098 */
4099 static GNUC_INLINE void
4100 sdb_engine_add_new_tmp_heritage_scope (SymbolDBEngine * dbe,
4101 const tagEntry * tag_entry,
4102 gint symbol_referer_id)
4103 {
4104 SymbolDBEnginePriv *priv;
4105 const gchar *field_inherits, *field_struct, *field_typeref,
4106 *field_enum, *field_union, *field_class, *field_namespace;
4107 TableMapTmpHeritage * node;
4108
4109 priv = dbe->priv;
4110
4111 node = g_slice_new0 (TableMapTmpHeritage);
4112 node->symbol_referer_id = symbol_referer_id;
4113
4114 if ((field_inherits = tagsField (tag_entry, "inherits")) != NULL)
4115 {
4116 node->field_inherits = g_strdup (field_inherits);
4117 }
4118
4119 if ((field_struct = tagsField (tag_entry, "struct")) != NULL)
4120 {
4121 node->field_struct = g_strdup (field_struct);
4122 }
4123
4124 if ((field_typeref = tagsField (tag_entry, "typeref")) != NULL)
4125 {
4126 node->field_typeref = g_strdup (field_typeref);
4127 }
4128
4129 if ((field_enum = tagsField (tag_entry, "enum")) != NULL)
4130 {
4131 node->field_enum = g_strdup (field_enum);
4132 }
4133
4134 if ((field_union = tagsField (tag_entry, "union")) != NULL)
4135 {
4136 node->field_union = g_strdup (field_union);
4137 }
4138
4139 if ((field_class = tagsField (tag_entry, "class")) != NULL)
4140 {
4141 node->field_class = g_strdup (field_class);
4142 }
4143
4144 if ((field_namespace = tagsField (tag_entry, "namespace")) != NULL)
4145 {
4146 node->field_namespace = g_strdup (field_namespace);
4147 }
4148
4149 g_queue_push_head (priv->tmp_heritage_tablemap, node);
4150 }
4151
4152 /**
4153 * ### Thread note: this function inherits the mutex lock ###
4154 *
4155 * Return the symbol_id of the changed symbol
4156 */
4157 static GNUC_INLINE void
4158 sdb_engine_second_pass_update_scope_1 (SymbolDBEngine * dbe,
4159 TableMapTmpHeritage * node,
4160 gchar * token_name,
4161 const gchar * token_value)
4162 {
4163 gint symbol_referer_id;
4164 const gchar *tmp_str;
4165 gchar **tmp_str_splitted;
4166 gint tmp_str_splitted_length;
4167 gchar *object_name = NULL;
4168 gboolean free_token_name = FALSE;
4169 const GdaSet *plist;
4170 const GdaStatement *stmt;
4171 GdaHolder *param;
4172 SymbolDBEnginePriv *priv;
4173 GValue v = {0};
4174
4175 g_return_if_fail (token_value != NULL);
4176
4177 priv = dbe->priv;
4178 tmp_str = token_value;
4179
4180 /* we don't need empty strings */
4181 if (strlen (tmp_str) <= 0)
4182 {
4183 return;
4184 }
4185
4186 /* we could have something like "First::Second::Third::Fourth" as tmp_str, so
4187 * take only the lastscope, in this case 'Fourth'.
4188 */
4189 tmp_str_splitted = g_strsplit (tmp_str, ":", 0);
4190 tmp_str_splitted_length = g_strv_length (tmp_str_splitted);
4191
4192 if (tmp_str_splitted_length > 0)
4193 {
4194 /* handle special typedef case. Usually we have something like struct:my_foo.
4195 * splitting we have [0]-> struct [1]-> my_foo
4196 */
4197 if (g_strcmp0 (token_name, "typedef") == 0)
4198 {
4199 free_token_name = TRUE;
4200 token_name = g_strdup (tmp_str_splitted[0]);
4201 }
4202
4203 object_name = g_strdup (tmp_str_splitted[tmp_str_splitted_length - 1]);
4204 }
4205 else
4206 {
4207 g_strfreev (tmp_str_splitted);
4208 return;
4209 }
4210
4211 g_strfreev (tmp_str_splitted);
4212
4213 /* if we reach this point we should have a good scope_id.
4214 * Go on with symbol updating.
4215 */
4216 symbol_referer_id = node->symbol_referer_id;
4217
4218 if ((stmt = sdb_engine_get_statement_by_query_id (dbe,
4219 PREP_QUERY_UPDATE_SYMBOL_SCOPE_ID))
4220 == NULL)
4221 {
4222 g_warning ("query is null");
4223 return;
4224 }
4225
4226 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_UPDATE_SYMBOL_SCOPE_ID);
4227
4228 /* tokenname parameter */
4229 if ((param = gda_set_get_holder ((GdaSet*)plist, "tokenname")) == NULL)
4230 {
4231 g_warning ("param tokenname is NULL from pquery!");
4232 return;
4233 }
4234
4235 SDB_PARAM_SET_STRING(param, token_name);
4236
4237 /* objectname parameter */
4238 if ((param = gda_set_get_holder ((GdaSet*)plist, "objectname")) == NULL)
4239 {
4240 g_warning ("param objectname is NULL from pquery!");
4241 return;
4242 }
4243
4244 SDB_PARAM_SET_STRING(param, object_name);
4245
4246 /* symbolid parameter */
4247 if ((param = gda_set_get_holder ((GdaSet*)plist, "symbolid")) == NULL)
4248 {
4249 g_warning ("param symbolid is NULL from pquery!");
4250 return;
4251 }
4252
4253 SDB_PARAM_SET_INT(param, symbol_referer_id);
4254
4255 /* execute the query with parameters just set */
4256 gda_connection_statement_execute_non_select (priv->db_connection,
4257 (GdaStatement*)stmt,
4258 (GdaSet*)plist, NULL,
4259 NULL);
4260
4261 if (free_token_name)
4262 g_free (token_name);
4263 g_free (object_name);
4264
4265 return;
4266 }
4267
4268 /**
4269 * ### Thread note: this function inherits the mutex lock ###
4270 *
4271 * @param data Must be filled with some values. It must have num_rows > 0
4272 * @note *CALL THIS BEFORE second_pass_update_heritage ()*
4273 * @note *DO NOT FREE data* inside this function.
4274 */
4275 static void
4276 sdb_engine_second_pass_update_scope (SymbolDBEngine * dbe)
4277 {
4278 SymbolDBEnginePriv *priv;
4279 /*
4280 * Fill up the scope.
4281 * The case: "my_foo_func_1" is the name of the current tag parsed.
4282 * Suppose we have a namespace MyFooNamespace, under which is declared
4283 * a class MyFooClass. Under that class there are some funcs like
4284 * my_foo_func_1 () etc. ctags will present us this info about
4285 * my_foo_func_1 ():
4286 * "class : MyFooNamespace::MyFooClass"
4287 * but hey! We don't need to know the namespace here, we just want to
4288 * know that my_foo_func_1 is in the scope of MyFooClass. That one will
4289 * then be mapped inside MyFooNamespace, but that's another thing.
4290 * Go on with the parsing then.
4291 */
4292 gint i;
4293 gsize queue_length;
4294
4295 priv = dbe->priv;
4296
4297 DEBUG_PRINT ("Processing %d rows", g_queue_get_length (priv->tmp_heritage_tablemap));
4298
4299 /* get a fixed length. There may be some tail_pushes during this loop */
4300 queue_length = g_queue_get_length (priv->tmp_heritage_tablemap);
4301
4302 for (i = 0; i < queue_length; i++)
4303 {
4304 TableMapTmpHeritage *node;
4305 node = g_queue_pop_head (priv->tmp_heritage_tablemap);
4306
4307 if (node->field_class != NULL)
4308 {
4309 sdb_engine_second_pass_update_scope_1 (dbe, node, "class", node->field_class);
4310 }
4311
4312 if (node->field_struct != NULL)
4313 {
4314 sdb_engine_second_pass_update_scope_1 (dbe, node, "struct", node->field_struct);
4315 }
4316
4317 if (node->field_typeref != NULL)
4318 {
4319 /* this is a "typedef", not a "typeref". */
4320 sdb_engine_second_pass_update_scope_1 (dbe, node, "typedef", node->field_typeref);
4321 }
4322
4323 if (node->field_enum != NULL)
4324 {
4325 sdb_engine_second_pass_update_scope_1 (dbe, node, "enum", node->field_enum);
4326 }
4327
4328 if (node->field_union != NULL)
4329 {
4330 sdb_engine_second_pass_update_scope_1 (dbe, node, "union", node->field_union);
4331 }
4332
4333 if (node->field_namespace != NULL)
4334 {
4335 sdb_engine_second_pass_update_scope_1 (dbe, node, "namespace", node->field_namespace);
4336 }
4337
4338 /* last check: if inherits is not null keep the node for a later task */
4339 if (node->field_inherits != NULL)
4340 {
4341 g_queue_push_tail (priv->tmp_heritage_tablemap, node);
4342 }
4343 else
4344 {
4345 sdb_engine_tablemap_tmp_heritage_destroy (node);
4346 }
4347 }
4348
4349 }
4350
4351 /**
4352 * ### Thread note: this function inherits the mutex lock ###
4353 *
4354 * @param data Must be filled with some values. It must have num_rows > 0
4355 * @note *CALL THIS AFTER second_pass_update_scope ()*
4356 */
4357 static void
4358 sdb_engine_second_pass_update_heritage (SymbolDBEngine * dbe)
4359 {
4360 #if 0
4361 gint i;
4362 SymbolDBEnginePriv *priv;
4363
4364 g_return_if_fail (dbe != NULL);
4365
4366 priv = dbe->priv;
4367
4368 DEBUG_PRINT ("Updating heritage... (%d) elements",
4369 g_queue_get_length (priv->tmp_heritage_tablemap));
4370
4371 for (i = 0; i < g_queue_get_length (priv->tmp_heritage_tablemap); i++)
4372 {
4373 const gchar *inherits;
4374 gchar *item;
4375 gchar **inherits_list;
4376 gint j;
4377 TableMapTmpHeritage *node;
4378
4379 node = g_queue_pop_head (priv->tmp_heritage_tablemap);
4380 inherits = node->field_inherits;
4381
4382 if (inherits == NULL)
4383 {
4384 g_warning ("Inherits was NULL on sym_referer id %d",
4385 node->symbol_referer_id);
4386 sdb_engine_tablemap_tmp_heritage_destroy (node);
4387 continue;
4388 }
4389
4390 /* there can be multiple inheritance. Check that. */
4391 inherits_list = g_strsplit (inherits, ",", 0);
4392
4393 if (inherits_list != NULL)
4394 DEBUG_PRINT ("inherits %s", inherits);
4395
4396 /* retrieve as much info as we can from the items */
4397 for (j = 0; j < g_strv_length (inherits_list); j++)
4398 {
4399 gchar **namespaces;
4400 gchar *klass_name;
4401 gchar *namespace_name;
4402 gint namespaces_length;
4403 gint base_klass_id;
4404 gint derived_klass_id;
4405
4406 item = inherits_list[j];
4407 DEBUG_PRINT ("heritage %s", item);
4408
4409 /* A item may have this string form:
4410 * MyFooNamespace1::MyFooNamespace2::MyFooClass
4411 * We should find the field 'MyFooNamespace2' because it's the one
4412 * that is reachable by the scope_id value of the symbol.
4413 */
4414
4415 namespaces = g_strsplit (item, "::", 0);
4416 namespaces_length = g_strv_length (namespaces);
4417
4418 if (namespaces_length > 1)
4419 {
4420 /* this is the case in which we have the case with
4421 * namespace + class
4422 */
4423 namespace_name = g_strdup (namespaces[namespaces_length - 2]);
4424 klass_name = g_strdup (namespaces[namespaces_length - 1]);
4425 }
4426 else
4427 {
4428 /* have a last check before setting namespace_name to null.
4429 * check whether the field_namespace is void or not.
4430 */
4431 const gchar *tmp_namespace;
4432 gchar **tmp_namespace_array = NULL;
4433 gint tmp_namespace_length;
4434
4435 tmp_namespace = node->field_namespace;
4436 if (tmp_namespace != NULL)
4437 {
4438 tmp_namespace_array = g_strsplit (tmp_namespace, "::", 0);
4439 tmp_namespace_length = g_strv_length (tmp_namespace_array);
4440
4441 if (tmp_namespace_length > 0)
4442 {
4443 namespace_name =
4444 g_strdup (tmp_namespace_array
4445 [tmp_namespace_length - 1]);
4446 }
4447 else
4448 {
4449 namespace_name = NULL;
4450 }
4451 }
4452 else
4453 {
4454 namespace_name = NULL;
4455 }
4456
4457 klass_name = g_strdup (namespaces[namespaces_length - 1]);
4458
4459 g_strfreev (tmp_namespace_array);
4460 }
4461
4462 g_strfreev (namespaces);
4463
4464 /* get the derived_klass_id. It should be the
4465 * symbol_referer_id field into __tmp_heritage_scope table
4466 */
4467 if (node->symbol_referer_id > 0)
4468 {
4469 derived_klass_id = node->symbol_referer_id;
4470 }
4471 else
4472 {
4473 derived_klass_id = 0;
4474 }
4475
4476 /* ok, search for the symbol_id of the base class */
4477 if (namespace_name == NULL)
4478 {
4479 GValue *value1;
4480
4481 MP_LEND_OBJ_STR (priv, value1);
4482 g_value_set_static_string (value1, klass_name);
4483
4484 if ((base_klass_id =
4485 sdb_engine_get_tuple_id_by_unique_name (dbe,
4486 PREP_QUERY_GET_SYMBOL_ID_BY_CLASS_NAME,
4487 "klassname",
4488 value1)) < 0)
4489 {
4490 continue;
4491 }
4492 }
4493 else
4494 {
4495 GValue *value1;
4496 GValue *value2;
4497
4498 MP_LEND_OBJ_STR (priv, value1);
4499 g_value_set_static_string (value1, klass_name);
4500
4501 MP_LEND_OBJ_STR (priv, value2);
4502 g_value_set_static_string (value2, namespace_name);
4503
4504 if ((base_klass_id =
4505 sdb_engine_get_tuple_id_by_unique_name2 (dbe,
4506 PREP_QUERY_GET_SYMBOL_ID_BY_CLASS_NAME_AND_NAMESPACE,
4507 "klassname",
4508 value1,
4509 "namespacename",
4510 value2)) < 0)
4511 {
4512 continue;
4513 }
4514 }
4515
4516 g_free (namespace_name);
4517 g_free (klass_name);
4518
4519 DEBUG_PRINT ("gonna sdb_engine_add_new_heritage with "
4520 "base_klass_id %d, derived_klass_id %d", base_klass_id,
4521 derived_klass_id);
4522 sdb_engine_add_new_heritage (dbe, base_klass_id, derived_klass_id);
4523 }
4524
4525 g_strfreev (inherits_list);
4526 }
4527 #endif
4528 }
4529
4530 /**
4531 * ### Thread note: this function inherits the mutex lock ###
4532 *
4533 * Process the temporary table to update the symbols on scope and inheritance
4534 * fields.
4535 * *CALL THIS FUNCTION ONLY AFTER HAVING PARSED ALL THE TAGS ONCE*
4536 *
4537 */
4538 static void
4539 sdb_engine_second_pass_do (SymbolDBEngine * dbe)
4540 {
4541 SymbolDBEnginePriv *priv;
4542
4543 priv = dbe->priv;
4544
4545 /* prepare for scope second scan */
4546 if (g_queue_get_length (priv->tmp_heritage_tablemap) > 0)
4547 {
4548 sdb_engine_second_pass_update_scope (dbe);
4549 sdb_engine_second_pass_update_heritage (dbe);
4550 }
4551 }
4552
4553 GNUC_INLINE static void
4554 sdb_engine_add_new_symbol_case_1 (SymbolDBEngine *dbe,
4555 gint symbol_id,
4556 GdaSet **plist_ptr,
4557 GdaStatement **stmt_ptr)
4558 {
4559 GdaHolder *param;
4560 GValue v = {0};
4561
4562 const GdaSet * plist = *plist_ptr;
4563 const GdaStatement * stmt = *stmt_ptr;
4564
4565 /* case 1 */
4566
4567 /* create specific query for a fresh new symbol */
4568 if ((stmt = sdb_engine_get_statement_by_query_id (dbe,
4569 PREP_QUERY_UPDATE_SYMBOL_ALL))
4570 == NULL)
4571 {
4572 g_warning ("query is null");
4573 return;
4574 }
4575
4576 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_UPDATE_SYMBOL_ALL);
4577
4578 /* symbolid parameter */
4579 if ((param = gda_set_get_holder ((GdaSet*)plist, "symbolid")) == NULL)
4580 {
4581 g_warning ("param isfilescope is NULL from pquery!");
4582 return;
4583 }
4584
4585 SDB_PARAM_SET_INT(param, symbol_id);
4586
4587 *plist_ptr = (GdaSet*)plist;
4588 *stmt_ptr = (GdaStatement*)stmt;
4589 }
4590
4591 GNUC_INLINE static void
4592 sdb_engine_add_new_symbol_case_2_3 (SymbolDBEngine *dbe,
4593 gint symbol_id,
4594 GdaSet **plist_ptr,
4595 GdaStatement **stmt_ptr,
4596 gint file_defined_id,
4597 const gchar *name,
4598 const gchar *type_type,
4599 const gchar *type_name)
4600 {
4601 GdaHolder *param;
4602 GValue v = {0};
4603
4604 const GdaSet * plist = *plist_ptr;
4605 const GdaStatement * stmt = *stmt_ptr;
4606
4607 /* create specific query for a fresh new symbol */
4608 if ((stmt = sdb_engine_get_statement_by_query_id (dbe, PREP_QUERY_SYMBOL_NEW))
4609 == NULL)
4610 {
4611 g_warning ("query is null");
4612 return;
4613 }
4614
4615 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_SYMBOL_NEW);
4616
4617 /* filedefid parameter */
4618 if ((param = gda_set_get_holder ((GdaSet*)plist, "filedefid")) == NULL)
4619 {
4620 g_warning ("param filedefid is NULL from pquery!");
4621 return;
4622 }
4623
4624 SDB_PARAM_SET_INT(param, file_defined_id);
4625
4626 /* name parameter */
4627 if ((param = gda_set_get_holder ((GdaSet*)plist, "name")) == NULL)
4628 {
4629 g_warning ("param name is NULL from pquery!");
4630 return;
4631 }
4632
4633 SDB_PARAM_SET_STRING(param, name);
4634
4635 /* typetype parameter */
4636 if ((param = gda_set_get_holder ((GdaSet*)plist, "typetype")) == NULL)
4637 {
4638 g_warning ("param typetype is NULL from pquery!");
4639 return;
4640 }
4641
4642 SDB_PARAM_SET_STRING(param, type_type);
4643
4644 /* typenameparameter */
4645 if ((param = gda_set_get_holder ((GdaSet*)plist, "typename")) == NULL)
4646 {
4647 g_warning ("param typename is NULL from pquery!");
4648 return;
4649 }
4650
4651 SDB_PARAM_SET_STRING(param, type_name);
4652
4653 *plist_ptr = (GdaSet*)plist;
4654 *stmt_ptr = (GdaStatement*)stmt;
4655 }
4656
4657 GNUC_INLINE static void
4658 sdb_engine_add_new_symbol_common_params (SymbolDBEngine *dbe,
4659 const GdaSet *plist,
4660 const GdaStatement *stmt,
4661 gint file_position,
4662 gint is_file_scope,
4663 const gchar *signature,
4664 const gchar *returntype,
4665 gint scope_definition_id,
4666 gint scope_id,
4667 gint kind_id,
4668 gint access_kind_id,
4669 gint implementation_kind_id,
4670 gboolean update_flag)
4671 {
4672 GdaHolder *param;
4673 GValue v = {0};
4674
4675 /* fileposition parameter */
4676 if ((param = gda_set_get_holder ((GdaSet*)plist, "fileposition")) == NULL)
4677 {
4678 g_warning ("param fileposition is NULL from pquery!");
4679 return;
4680 }
4681
4682 SDB_PARAM_SET_INT (param, file_position);
4683
4684 /* isfilescope parameter */
4685 if ((param = gda_set_get_holder ((GdaSet*)plist, "isfilescope")) == NULL)
4686 {
4687 g_warning ("param isfilescope is NULL from pquery!");
4688 return;
4689 }
4690
4691 SDB_PARAM_SET_INT (param, is_file_scope);
4692
4693 /* signature parameter */
4694 if ((param = gda_set_get_holder ((GdaSet*)plist, "signature")) == NULL)
4695 {
4696 g_warning ("param signature is NULL from pquery!");
4697 return;
4698 }
4699
4700 SDB_PARAM_SET_STRING(param, signature);
4701
4702 /* returntype parameter */
4703 if ((param = gda_set_get_holder ((GdaSet*)plist, "returntype")) == NULL)
4704 {
4705 g_warning ("param returntype is NULL from pquery!");
4706 return;
4707 }
4708
4709 SDB_PARAM_SET_STRING(param, returntype);
4710
4711 /* scopedefinitionid parameter */
4712 if ((param = gda_set_get_holder ((GdaSet*)plist, "scopedefinitionid")) == NULL)
4713 {
4714 g_warning ("param scopedefinitionid is NULL from pquery!");
4715 return;
4716 }
4717
4718 SDB_PARAM_SET_INT(param, scope_definition_id);
4719
4720 /* scopeid parameter */
4721 if ((param = gda_set_get_holder ((GdaSet*)plist, "scopeid")) == NULL)
4722 {
4723 g_warning ("param scopeid is NULL from pquery!");
4724 return;
4725 }
4726
4727 SDB_PARAM_SET_INT(param, scope_id);
4728
4729 /* kindid parameter */
4730 if ((param = gda_set_get_holder ((GdaSet*)plist, "kindid")) == NULL)
4731 {
4732 g_warning ("param kindid is NULL from pquery!");
4733 return;
4734 }
4735
4736 SDB_PARAM_SET_INT(param, kind_id);
4737
4738 /* accesskindid parameter */
4739 if ((param = gda_set_get_holder ((GdaSet*)plist, "accesskindid")) == NULL)
4740 {
4741 g_warning ("param accesskindid is NULL from pquery!");
4742 return;
4743 }
4744
4745 SDB_PARAM_SET_INT(param, access_kind_id);
4746
4747 /* implementationkindid parameter */
4748 if ((param = gda_set_get_holder ((GdaSet*)plist, "implementationkindid")) == NULL)
4749 {
4750 g_warning ("param implementationkindid is NULL from pquery!");
4751 return;
4752 }
4753
4754 SDB_PARAM_SET_INT(param, implementation_kind_id);
4755
4756 /* updateflag parameter */
4757 if ((param = gda_set_get_holder ((GdaSet*)plist, "updateflag")) == NULL)
4758 {
4759 g_warning ("param updateflag is NULL from pquery!");
4760 return;
4761 }
4762
4763 SDB_PARAM_SET_INT(param, update_flag);
4764 }
4765
4766
4767 /**
4768 * ### Thread note: this function inherits the mutex lock ###
4769 *
4770 * base_prj_path can be NULL. In that case path info tag_entry will be taken
4771 * as an absolute path.
4772 * fake_file can be used when a buffer updating is being executed. In that
4773 * particular case both base_prj_path and tag_entry->file will be ignored.
4774 * fake_file is real_path of file on disk
4775 */
4776 static gint
4777 sdb_engine_add_new_symbol (SymbolDBEngine * dbe, const tagEntry * tag_entry,
4778 gint file_defined_id,
4779 gboolean sym_update)
4780 {
4781 SymbolDBEnginePriv *priv;
4782 GdaSet *plist;
4783 GdaStatement *stmt;
4784 GdaSet *last_inserted = NULL;
4785 gint table_id, symbol_id;
4786 const gchar* name;
4787 gint file_position = 0;
4788 gint is_file_scope = 0;
4789 const gchar *signature;
4790 const gchar *returntype;
4791 gint scope_definition_id = 0;
4792 gint scope_id = 0;
4793 gint kind_id = 0;
4794 gint access_kind_id = 0;
4795 gint implementation_kind_id = 0;
4796 GValue v1 = {0}, v2 = {0}, v3 = {0}, v4 = {0}, v5 = {0};
4797 gboolean sym_was_updated = FALSE;
4798 gboolean update_flag;
4799 gchar *type_regex;;
4800 const gchar *type_type;
4801 const gchar *type_name;
4802 gint nrows;
4803 GError * error = NULL;
4804
4805 g_return_val_if_fail (dbe != NULL, -1);
4806 priv = dbe->priv;
4807
4808 /* keep it at 0 if sym_update == false */
4809 update_flag = sym_update;
4810
4811 g_return_val_if_fail (tag_entry != NULL, -1);
4812
4813 /* parse the entry name */
4814 name = tag_entry->name;
4815 file_position = tag_entry->address.lineNumber;
4816 is_file_scope = tag_entry->fileScope;
4817
4818 /*
4819 * signature
4820 */
4821 signature = tagsField (tag_entry, "signature");
4822
4823 /*
4824 * return type
4825 */
4826 returntype = tagsField (tag_entry, "returntype");
4827
4828 /*
4829 * sym_type
4830 */
4831 /* we assume that tag_entry is != NULL */
4832 type_type = tag_entry->kind;
4833 type_regex = NULL;
4834
4835 if (g_strcmp0 (type_type, "member") == 0 ||
4836 g_strcmp0 (type_type, "variable") == 0 ||
4837 g_strcmp0 (type_type, "field") == 0)
4838 {
4839 type_regex = sdb_engine_extract_type_qualifier (tag_entry->address.pattern,
4840 tag_entry->name);
4841 /*DEBUG_PRINT ("type_regex for %s [kind %s] is %s", tag_entry->name,
4842 tag_entry->kind, type_regex);*/
4843 type_name = type_regex;
4844
4845 /* if the extractor failed we should fallback to the default one */
4846 if (type_name == NULL)
4847 type_name = tag_entry->name;
4848 } else
4849 {
4850 type_name = tag_entry->name;
4851 }
4852
4853
4854 /*
4855 * scope definition
4856 */
4857
4858 /* scope_definition_id tells what scope this symbol defines */
4859 scope_definition_id = sdb_engine_add_new_scope_definition (dbe, tag_entry);
4860
4861 /* the container scopes can be: union, struct, typeref, class, namespace etc.
4862 * this field will be parsed in the second pass.
4863 */
4864 scope_id = 0;
4865
4866 kind_id = sdb_engine_add_new_sym_kind (dbe, tag_entry);
4867
4868 access_kind_id = sdb_engine_add_new_sym_access (dbe, tag_entry);
4869
4870 implementation_kind_id = sdb_engine_add_new_sym_implementation (dbe, tag_entry);
4871
4872 /* ok: was the symbol updated [at least on it's type_id/name]?
4873 * There are 3 cases:
4874 * #1. The symbol remains the same [at least on unique index key]. We will
4875 * perform only a simple update.
4876 * #2. The symbol has changed: at least on name/type/file. We will insert a
4877 * new symbol on table 'symbol'. Deletion of old one will take place
4878 * at a second stage, when a delete of all symbols with
4879 * 'tmp_flag = 0' will be done.
4880 * #3. The symbol has been deleted. As above it will be deleted at
4881 * a second stage because of the 'tmp_flag = 0'. Triggers will remove
4882 * also scope_ids and other things.
4883 */
4884
4885 if (update_flag == FALSE) /* symbol is new */
4886 {
4887 symbol_id = -1;
4888 }
4889 else /* symbol is updated or a force_update has been given */
4890 {
4891 /* We should use more value and set them with the same values because
4892 * sdb_engine_get_tuple_id_by_unique_name () will manage them
4893 */
4894 SDB_GVALUE_SET_STATIC_STRING(v1, name);
4895 SDB_GVALUE_SET_INT(v2, file_defined_id);
4896 SDB_GVALUE_SET_STATIC_STRING(v3, type_type);
4897 SDB_GVALUE_SET_STATIC_STRING(v4, type_name);
4898 SDB_GVALUE_SET_INT(v5, file_position);
4899
4900 /*
4901 * We cannot live without this select because we must know whether a similar
4902 * symbol was already present in the file or not. With this information we
4903 * can see if it's been updated or newly inserted
4904 */
4905 symbol_id = sdb_engine_get_tuple_id_by_unique_name5 (dbe,
4906 PREP_QUERY_GET_SYMBOL_ID_BY_UNIQUE_INDEX_KEY_EXT,
4907 "symname", &v1,
4908 "filedefid", &v2,
4909 "typetype", &v3,
4910 "typename", &v4,
4911 "fileposition", &v5);
4912 }
4913
4914 /* ok then, parse the symbol id value */
4915 if (symbol_id <= 0)
4916 {
4917 /* case 2 and 3 */
4918 sym_was_updated = FALSE;
4919 plist = NULL;
4920 stmt = NULL;
4921
4922 sdb_engine_add_new_symbol_case_2_3 (dbe, symbol_id, &plist, &stmt,
4923 file_defined_id, name, type_type, type_name);
4924 }
4925 else
4926 {
4927 /* case 1 */
4928 sym_was_updated = TRUE;
4929 plist = NULL;
4930 stmt = NULL;
4931
4932 sdb_engine_add_new_symbol_case_1 (dbe, symbol_id, &plist, &stmt);
4933 }
4934
4935 /* common params */
4936 sdb_engine_add_new_symbol_common_params (dbe, plist, stmt,
4937 file_position, is_file_scope,
4938 signature, returntype, scope_definition_id,
4939 scope_id, kind_id,
4940 access_kind_id, implementation_kind_id,
4941 update_flag);
4942
4943 /* execute the query with parameters just set */
4944 nrows = gda_connection_statement_execute_non_select (priv->db_connection,
4945 (GdaStatement*)stmt,
4946 (GdaSet*)plist, &last_inserted,
4947 &error);
4948
4949 if (error)
4950 {
4951 g_warning ("SQL execute_non_select failed: %s", error->message);
4952 g_error_free (error);
4953 }
4954
4955 if (sym_was_updated == FALSE)
4956 {
4957 if (nrows > 0)
4958 {
4959 const GValue *value = gda_set_get_holder_value (last_inserted, "+0");
4960 table_id = g_value_get_int (value);
4961
4962 /* This is a wrong place to emit the symbol-updated signal. Infact
4963 * db is in a inconsistent state, e.g. inheritance references are still
4964 * *not* calculated.
4965 * So add the symbol id into a queue that will be parsed once and emitted.
4966 */
4967 g_async_queue_push (priv->inserted_syms_id_aqueue, GINT_TO_POINTER(table_id));
4968 }
4969 else
4970 {
4971 table_id = -1;
4972 }
4973 }
4974 else
4975 {
4976 if (nrows > 0)
4977 {
4978 table_id = symbol_id;
4979
4980 g_async_queue_push (priv->updated_syms_id_aqueue, GINT_TO_POINTER(table_id));
4981 }
4982 else
4983 {
4984 table_id = -1;
4985 }
4986 }
4987
4988 if (last_inserted)
4989 g_object_unref (last_inserted);
4990
4991 /* post population phase */
4992
4993 /* before returning the table_id we have to fill some infoz on temporary tables
4994 * so that in a second pass we can parse also the heritage and scope fields.
4995 */
4996 if (table_id > 0)
4997 sdb_engine_add_new_tmp_heritage_scope (dbe, tag_entry, table_id);
4998
4999 g_free (type_regex);
5000
5001 return table_id;
5002 }
5003
5004 /**
5005 * ### Thread note: this function inherits the mutex lock ###
5006 *
5007 * Select * from __tmp_removed and emits removed signals.
5008 */
5009 static void
5010 sdb_engine_detects_removed_ids (SymbolDBEngine *dbe)
5011 {
5012 const GdaStatement *stmt1, *stmt2;
5013 GdaDataModel *data_model;
5014 SymbolDBEnginePriv *priv;
5015 gint i, num_rows;
5016
5017 priv = dbe->priv;
5018
5019 /* ok, now we should read from __tmp_removed all the symbol ids which have
5020 * been removed, and emit a signal
5021 */
5022 if ((stmt1 = sdb_engine_get_statement_by_query_id (dbe,
5023 PREP_QUERY_GET_REMOVED_IDS))
5024 == NULL)
5025 {
5026 g_warning ("query is null");
5027 return;
5028 }
5029
5030 data_model = gda_connection_statement_execute_select (priv->db_connection,
5031 (GdaStatement*)stmt1,
5032 NULL, NULL);
5033
5034 if (GDA_IS_DATA_MODEL (data_model))
5035 {
5036 if ((num_rows = gda_data_model_get_n_rows (data_model)) <= 0)
5037 {
5038 DEBUG_PRINT ("nothing to remove");
5039 g_object_unref (data_model);
5040 return;
5041 }
5042 }
5043 else
5044 {
5045 if (data_model != NULL)
5046 g_object_unref (data_model);
5047 return;
5048 }
5049
5050 /* get and parse the results. */
5051 for (i = 0; i < num_rows; i++)
5052 {
5053 const GValue *val;
5054 gint tmp;
5055 val = gda_data_model_get_value_at (data_model, 0, i, NULL);
5056 tmp = g_value_get_int (val);
5057 DBESignal *dbesig1;
5058 DBESignal *dbesig2;
5059
5060 dbesig1 = g_slice_new (DBESignal);
5061 dbesig1->value = GINT_TO_POINTER (SYMBOL_REMOVED + 1);
5062 dbesig1->process_id = priv->current_scan_process_id;
5063
5064 dbesig2 = g_slice_new (DBESignal);
5065 dbesig2->value = GINT_TO_POINTER (tmp);
5066 dbesig2->process_id = priv->current_scan_process_id;
5067
5068 g_async_queue_push (priv->signals_aqueue, dbesig1);
5069 g_async_queue_push (priv->signals_aqueue, dbesig2);
5070 }
5071
5072 g_object_unref (data_model);
5073
5074 /* let's clean the tmp_table */
5075 if ((stmt2 = sdb_engine_get_statement_by_query_id (dbe,
5076 PREP_QUERY_TMP_REMOVED_DELETE_ALL))
5077 == NULL)
5078 {
5079 g_warning ("query is null");
5080 return;
5081 }
5082
5083 /* bye bye */
5084 gda_connection_statement_execute_non_select (priv->db_connection,
5085 (GdaStatement*)stmt2,
5086 NULL, NULL,
5087 NULL);
5088 }
5089
5090 /**
5091 * ~~~ Thread note: this function locks the mutex ~~~ *
5092 *
5093 * WARNING: do not use this function thinking that it would do a scan of symbols
5094 * too. Use symbol_db_engine_update_files_symbols () instead. This one will set
5095 * up some things on db, like removing the 'old' symbols which have not been
5096 * updated.
5097 */
5098 static gboolean
5099 sdb_engine_update_file (SymbolDBEngine * dbe, const gchar * file_on_db)
5100 {
5101 const GdaSet *plist1, *plist2, *plist3;
5102 const GdaStatement *stmt1, *stmt2, *stmt3;
5103 GdaHolder *param;
5104 SymbolDBEnginePriv *priv;
5105 GValue v = {0};
5106
5107 priv = dbe->priv;
5108
5109 SDB_LOCK(priv);
5110
5111 /* if we're updating symbols we must do some other operations on db
5112 * symbols, like remove the ones which don't have an update_flag = 1
5113 * per updated file.
5114 */
5115
5116 /* good. Go on with removing of old symbols, marked by a
5117 * update_flag = 0.
5118 */
5119
5120 /* Triggers will take care of updating/deleting connected symbols
5121 * tuples, like sym_kind, sym_type etc */
5122 if ((stmt1 = sdb_engine_get_statement_by_query_id (dbe,
5123 PREP_QUERY_REMOVE_NON_UPDATED_SYMBOLS)) == NULL)
5124 {
5125 g_warning ("query is null");
5126 SDB_UNLOCK(priv);
5127
5128 return FALSE;
5129 }
5130
5131 plist1 = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_REMOVE_NON_UPDATED_SYMBOLS);
5132
5133 if ((param = gda_set_get_holder ((GdaSet*)plist1, "filepath")) == NULL)
5134 {
5135 g_warning ("param filepath is NULL from pquery!");
5136 SDB_UNLOCK(priv);
5137 return FALSE;
5138 }
5139
5140 SDB_PARAM_SET_STRING(param, file_on_db);
5141
5142 gda_connection_statement_execute_non_select (priv->db_connection, (GdaStatement*)stmt1,
5143 (GdaSet*)plist1, NULL, NULL);
5144
5145 /* emits removed symbols signals */
5146 sdb_engine_detects_removed_ids (dbe);
5147
5148 /* reset the update_flag to 0 */
5149 if ((stmt2 = sdb_engine_get_statement_by_query_id (dbe,
5150 PREP_QUERY_RESET_UPDATE_FLAG_SYMBOLS)) == NULL)
5151 {
5152 g_warning ("query is null");
5153 SDB_UNLOCK(priv);
5154 return FALSE;
5155 }
5156
5157 plist2 = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_RESET_UPDATE_FLAG_SYMBOLS);
5158
5159 if ((param = gda_set_get_holder ((GdaSet*)plist2, "filepath")) == NULL)
5160 {
5161 g_warning ("param filepath is NULL from pquery!");
5162 return FALSE;
5163 }
5164 SDB_PARAM_SET_STRING(param, file_on_db);
5165
5166 gda_connection_statement_execute_non_select (priv->db_connection, (GdaStatement*)stmt2,
5167 (GdaSet*)plist2, NULL, NULL);
5168
5169 /* last but not least, update the file analyse_time */
5170 if ((stmt3 = sdb_engine_get_statement_by_query_id (dbe,
5171 PREP_QUERY_UPDATE_FILE_ANALYSE_TIME))
5172 == NULL)
5173 {
5174 g_warning ("query is null");
5175 SDB_UNLOCK(priv);
5176 return FALSE;
5177 }
5178
5179 plist3 = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_UPDATE_FILE_ANALYSE_TIME);
5180
5181 /* filepath parameter */
5182 if ((param = gda_set_get_holder ((GdaSet*)plist3, "filepath")) == NULL)
5183 {
5184 g_warning ("param filepath is NULL from pquery!");
5185 SDB_UNLOCK(priv);
5186 return FALSE;
5187 }
5188
5189 SDB_PARAM_SET_STRING(param, file_on_db);
5190
5191 gda_connection_statement_execute_non_select (priv->db_connection, (GdaStatement*)stmt3,
5192 (GdaSet*)plist3, NULL, NULL);
5193
5194 SDB_UNLOCK(priv);
5195 return TRUE;
5196 }
5197
5198 /**
5199 * @param data is a GPtrArray *files_to_scan
5200 * It will be freed when this callback will be called.
5201 */
5202 static void
5203 on_scan_update_files_symbols_end (SymbolDBEngine * dbe,
5204 gint process_id,
5205 UpdateFileSymbolsData* update_data)
5206 {
5207 SymbolDBEnginePriv *priv;
5208 GPtrArray *files_to_scan;
5209 gint i;
5210 GValue v = {0};
5211
5212 g_return_if_fail (dbe != NULL);
5213 g_return_if_fail (update_data != NULL);
5214
5215 priv = dbe->priv;
5216 files_to_scan = update_data->files_path;
5217
5218 sdb_engine_clear_caches (dbe);
5219
5220 /* we need a reinitialization */
5221 sdb_engine_init_caches (dbe);
5222
5223 for (i = 0; i < files_to_scan->len; i++)
5224 {
5225 gchar *node = (gchar *) g_ptr_array_index (files_to_scan, i);
5226
5227 if (strstr (node, update_data->project_directory) == NULL)
5228 {
5229 g_warning ("node %s is shorter than "
5230 "prj_directory %s",
5231 node, update_data->project_directory);
5232 continue;
5233 }
5234
5235 /* clean the db from old un-updated with the last update step () */
5236 if (sdb_engine_update_file (dbe, node +
5237 strlen (update_data->project_directory)) == FALSE)
5238 {
5239 g_warning ("Error processing file %s", node +
5240 strlen (update_data->project_directory));
5241 return;
5242 }
5243 }
5244
5245 g_signal_handlers_disconnect_by_func (dbe, on_scan_update_files_symbols_end,
5246 update_data);
5247
5248 /* if true, we'll update the project scanning time too.
5249 * warning: project time scanning won't could be set before files one.
5250 * This why we'll fork the process calling sdb_engine_scan_files ()
5251 */
5252 if (update_data->update_prj_analyse_time == TRUE)
5253 {
5254 const GdaSet *plist;
5255 const GdaStatement *stmt;
5256 GdaHolder *param;
5257
5258 SDB_LOCK(priv);
5259 /* and the project analyse_time */
5260 if ((stmt = sdb_engine_get_statement_by_query_id (dbe,
5261 PREP_QUERY_UPDATE_PROJECT_ANALYSE_TIME))
5262 == NULL)
5263 {
5264 g_warning ("query is null");
5265 SDB_UNLOCK(priv);
5266 return;
5267 }
5268
5269 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_UPDATE_PROJECT_ANALYSE_TIME);
5270
5271 /* prjname parameter */
5272 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjname")) == NULL)
5273 {
5274 g_warning ("param prjname is NULL from pquery!");
5275 SDB_UNLOCK(priv);
5276 return;
5277 }
5278
5279 SDB_PARAM_SET_STRING(param, update_data->project);
5280
5281 gda_connection_statement_execute_non_select (priv->db_connection,
5282 (GdaStatement*)stmt,
5283 (GdaSet*)plist, NULL, NULL);
5284
5285 SDB_UNLOCK(priv);
5286 }
5287
5288 /* free the GPtrArray. */
5289 g_ptr_array_unref (files_to_scan);
5290
5291 g_free (update_data->project);
5292 g_free (update_data->project_directory);
5293 g_free (update_data);
5294 }
5295
5296 /**
5297 * symbol_db_engine_update_files_symbols:
5298 * @dbe: self
5299 * @project: name of the project
5300 * @files_path: absolute path of files to update.
5301 * @update_prj_analyse_time: flag to force the update of project analyse time.
5302 *
5303 * Update symbols of saved files.
5304 *
5305 * Returns: Scan process id if insertion is successful, -1 on 'no files scanned'.
5306 */
5307 gint
5308 symbol_db_engine_update_files_symbols (SymbolDBEngine * dbe, const gchar * project,
5309 const GPtrArray * files_path,
5310 gboolean update_prj_analyse_time)
5311 {
5312 SymbolDBEnginePriv *priv;
5313 UpdateFileSymbolsData *update_data;
5314 gboolean ret_code;
5315 gint ret_id, scan_id;
5316 gint i;
5317 GPtrArray * ready_files;
5318
5319 priv = dbe->priv;
5320
5321 g_return_val_if_fail (priv->db_connection != NULL, FALSE);
5322 g_return_val_if_fail (project != NULL, FALSE);
5323
5324 ready_files = g_ptr_array_new_with_free_func (g_free);
5325
5326 /* check if the files exist in db before passing them to the scan procedure */
5327 for (i = 0; i < files_path->len; i++)
5328 {
5329 gchar *curr_abs_file;
5330
5331 curr_abs_file = g_strdup (g_ptr_array_index (files_path, i));
5332 /* check if the file exists in db. We will not scan buffers for files
5333 * which aren't already in db
5334 */
5335 if (symbol_db_engine_file_exists (dbe, curr_abs_file) == FALSE)
5336 {
5337 DEBUG_PRINT ("will not update file symbols claiming to be %s because not in db",
5338 curr_abs_file);
5339
5340 g_free (curr_abs_file);
5341 continue;
5342 }
5343
5344 /* ok the file exists in db. Add it to ready_files */
5345 g_ptr_array_add (ready_files, curr_abs_file);
5346 }
5347
5348 /* if no file has been added to the array then bail out here */
5349 if (ready_files->len <= 0)
5350 {
5351 g_ptr_array_unref (ready_files);
5352 DEBUG_PRINT ("not enough files to update");
5353 return -1;
5354 }
5355
5356 update_data = g_new0 (UpdateFileSymbolsData, 1);
5357
5358 update_data->update_prj_analyse_time = update_prj_analyse_time;
5359 update_data->files_path = ready_files;
5360 update_data->project = g_strdup (project);
5361 update_data->project_directory = g_strdup (priv->project_directory);
5362
5363
5364 /* data will be freed when callback will be called. The signal will be
5365 * disconnected too, don't worry about disconneting it by hand.
5366 */
5367 g_signal_connect (G_OBJECT (dbe), "scan-end",
5368 G_CALLBACK (on_scan_update_files_symbols_end), update_data);
5369
5370 scan_id = sdb_engine_get_unique_scan_id (dbe);
5371 ret_code = sdb_engine_scan_files_async (dbe, ready_files, NULL, TRUE, scan_id);
5372
5373 if (ret_code == TRUE)
5374 {
5375 ret_id = scan_id;
5376 }
5377 else
5378 ret_id = -1;
5379
5380 return ret_id;
5381 }
5382
5383 /**
5384 * symbol_db_engine_update_project_symbols:
5385 * @dbe: self
5386 * @project_name: The project name
5387 * @force_all_files:
5388 *
5389 * Update symbols of the whole project. It scans all file symbols etc.
5390 * If force is true then update forcely all the files.
5391 * ~~~ Thread note: this function locks the mutex ~~~ *
5392 *
5393 * Returns: scan id of the process, or -1 in case of problems.
5394 */
5395 gint
5396 symbol_db_engine_update_project_symbols (SymbolDBEngine *dbe,
5397 const gchar *project_name, gboolean force_all_files)
5398 {
5399 const GdaSet *plist;
5400 const GdaStatement *stmt;
5401 GdaHolder *param;
5402 GdaDataModel *data_model;
5403 gint num_rows = 0;
5404 gint i;
5405 GPtrArray *files_to_scan;
5406 SymbolDBEnginePriv *priv;
5407 GValue v = {0};
5408
5409 g_return_val_if_fail (dbe != NULL, FALSE);
5410
5411 priv = dbe->priv;
5412
5413 g_return_val_if_fail (project_name != NULL, FALSE);
5414 g_return_val_if_fail (priv->project_directory != NULL, FALSE);
5415
5416 SDB_LOCK(priv);
5417
5418 DEBUG_PRINT ("Updating symbols of project-name %s (force %d)...", project_name, force_all_files);
5419 if ((stmt = sdb_engine_get_statement_by_query_id (dbe,
5420 PREP_QUERY_GET_ALL_FROM_FILE_BY_PROJECT_NAME))
5421 == NULL)
5422 {
5423 g_warning ("query is null");
5424 SDB_UNLOCK(priv);
5425 return FALSE;
5426 }
5427
5428 plist = sdb_engine_get_query_parameters_list (dbe,
5429 PREP_QUERY_GET_ALL_FROM_FILE_BY_PROJECT_NAME);
5430
5431 /* prjname parameter */
5432 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjname")) == NULL)
5433 {
5434 g_warning ("param prjid is NULL from pquery!");
5435 SDB_UNLOCK(priv);
5436 return FALSE;
5437 }
5438
5439 SDB_PARAM_SET_STRING(param, project_name);
5440
5441 /* execute the query with parameters just set */
5442 GType gtype_array [6] = { G_TYPE_INT,
5443 G_TYPE_STRING,
5444 G_TYPE_INT,
5445 G_TYPE_INT,
5446 GDA_TYPE_TIMESTAMP,
5447 G_TYPE_NONE
5448 };
5449 data_model = gda_connection_statement_execute_select_full (priv->db_connection,
5450 (GdaStatement*)stmt,
5451 (GdaSet*)plist,
5452 GDA_STATEMENT_MODEL_RANDOM_ACCESS,
5453 gtype_array,
5454 NULL);
5455
5456 if (!GDA_IS_DATA_MODEL (data_model) ||
5457 (num_rows = gda_data_model_get_n_rows (GDA_DATA_MODEL (data_model))) <= 0)
5458 {
5459 if (data_model != NULL)
5460 g_object_unref (data_model);
5461 data_model = NULL;
5462
5463 g_warning ("Strange enough, no files in project ->%s<- found",
5464 project_name);
5465 SDB_UNLOCK(priv);
5466 return FALSE;
5467 }
5468
5469 /* initialize the array */
5470 files_to_scan = g_ptr_array_new_with_free_func (g_free);
5471
5472 /* we can now scan each filename entry to check the last modification time. */
5473 for (i = 0; i < num_rows; i++)
5474 {
5475 const GValue *value, *value1;
5476 const GdaTimestamp *timestamp;
5477 const gchar *file_name;
5478 gchar *file_abs_path = NULL;
5479 struct tm filetm;
5480 time_t db_time;
5481 GFile *gfile;
5482 GFileInfo* gfile_info;
5483 GFileInputStream* gfile_is;
5484
5485 if ((value =
5486 gda_data_model_get_value_at (data_model,
5487 gda_data_model_get_column_index(data_model,
5488 "db_file_path"),
5489 i, NULL)) == NULL)
5490 {
5491 continue;
5492 }
5493
5494 /* build abs path. */
5495 file_name = g_value_get_string (value);
5496 if (!file_name)
5497 continue;
5498
5499 file_abs_path = g_build_filename (priv->project_directory,
5500 file_name, NULL);
5501
5502 gfile = g_file_new_for_path (file_abs_path);
5503 gfile_is = g_file_read (gfile, NULL, NULL);
5504 /* retrieve data/time info */
5505 if (gfile_is == NULL)
5506 {
5507 g_message ("could not open path %s", file_abs_path);
5508 g_free (file_abs_path);
5509 g_object_unref (gfile);
5510 continue;
5511 }
5512 g_object_unref (gfile_is);
5513
5514 gfile_info = g_file_query_info (gfile, "*", G_FILE_QUERY_INFO_NONE,
5515 NULL, NULL);
5516
5517 if (gfile_info == NULL)
5518 {
5519 g_message ("cannot get file info from handle");
5520 g_free (file_abs_path);
5521 g_object_unref (gfile);
5522 continue;
5523 }
5524
5525 if ((value1 = gda_data_model_get_value_at (data_model,
5526 gda_data_model_get_column_index(data_model,
5527 "analyse_time"), i, NULL)) == NULL)
5528 {
5529 continue;
5530 }
5531
5532
5533 timestamp = gda_value_get_timestamp (value1);
5534
5535 /* fill a struct tm with the date retrieved by the string. */
5536 /* string is something like '2007-04-18 23:51:39' */
5537 memset (&filetm, 0, sizeof (struct tm));
5538 filetm.tm_year = timestamp->year - 1900;
5539 filetm.tm_mon = timestamp->month - 1;
5540 filetm.tm_mday = timestamp->day;
5541 filetm.tm_hour = timestamp->hour;
5542 filetm.tm_min = timestamp->minute;
5543 filetm.tm_sec = timestamp->second;
5544
5545 /* remove one hour to the db_file_time. */
5546 db_time = mktime (&filetm) - 3600;
5547
5548 guint64 modified_time = g_file_info_get_attribute_uint64 (gfile_info,
5549 G_FILE_ATTRIBUTE_TIME_MODIFIED);
5550 if (difftime (db_time, modified_time) < 0 ||
5551 force_all_files == TRUE)
5552 {
5553 g_ptr_array_add (files_to_scan, file_abs_path);
5554 }
5555 else
5556 {
5557 g_free (file_abs_path);
5558 }
5559
5560 g_object_unref (gfile_info);
5561 g_object_unref (gfile);
5562 }
5563
5564 if (data_model)
5565 g_object_unref (data_model);
5566
5567 if (files_to_scan->len > 0)
5568 {
5569 SDB_UNLOCK(priv);
5570
5571 /* at the end let the scanning function do its job */
5572 gint id = symbol_db_engine_update_files_symbols (dbe, project_name,
5573 files_to_scan, TRUE);
5574
5575 g_ptr_array_unref (files_to_scan);
5576 return id;
5577 }
5578
5579 SDB_UNLOCK(priv);
5580
5581 /* some error occurred */
5582 return -1;
5583 }
5584
5585 /**
5586 * symbol_db_engine_remove_file:
5587 * @dbe: self
5588 * @project: project name
5589 * @rel_file: db relative file entry of the symbols to remove.
5590 *
5591 * Remove a file, together with its symbols, from a project. I.e. it won't remove
5592 * physically the file from disk.
5593 * ~~~ Thread note: this function locks the mutex
5594 *
5595 * Returns: TRUE if everything went good, FALSE otherwise.
5596 */
5597 gboolean
5598 symbol_db_engine_remove_file (SymbolDBEngine * dbe, const gchar *project,
5599 const gchar *rel_file)
5600 {
5601 SymbolDBEnginePriv *priv;
5602 const GdaSet *plist;
5603 const GdaStatement *stmt;
5604 GdaHolder *param;
5605 GValue v = {0};
5606
5607
5608 g_return_val_if_fail (dbe != NULL, FALSE);
5609 g_return_val_if_fail (project != NULL, FALSE);
5610 g_return_val_if_fail (rel_file != NULL, FALSE);
5611 priv = dbe->priv;
5612
5613 SDB_LOCK(priv);
5614
5615 if (strlen (rel_file) <= 0)
5616 {
5617 g_warning ("wrong file to delete.");
5618 SDB_UNLOCK(priv);
5619 return FALSE;
5620 }
5621
5622 DEBUG_PRINT ("deleting from db %s", rel_file);
5623
5624 if ((stmt = sdb_engine_get_statement_by_query_id (dbe,
5625 PREP_QUERY_REMOVE_FILE_BY_PROJECT_NAME)) == NULL)
5626 {
5627 g_warning ("query is null");
5628 SDB_UNLOCK(priv);
5629 return FALSE;
5630 }
5631
5632 plist = sdb_engine_get_query_parameters_list (dbe, PREP_QUERY_REMOVE_FILE_BY_PROJECT_NAME);
5633
5634 if ((param = gda_set_get_holder ((GdaSet*)plist, "prjname")) == NULL)
5635 {
5636 g_warning ("param prjname is NULL from pquery!");
5637 SDB_UNLOCK(priv);
5638 return FALSE;
5639 }
5640
5641 SDB_PARAM_SET_STRING(param, project);
5642
5643 if ((param = gda_set_get_holder ((GdaSet*)plist, "filepath")) == NULL)
5644 {
5645 g_warning ("param filepath is NULL from pquery!");
5646 SDB_UNLOCK(priv);
5647 return FALSE;
5648 }
5649
5650 SDB_PARAM_SET_STRING(param, rel_file);
5651
5652 /* Triggers will take care of updating/deleting connected symbols
5653 * tuples, like sym_kind, sym_type etc */
5654 gda_connection_statement_execute_non_select (priv->db_connection, (GdaStatement*)stmt,
5655 (GdaSet*)plist, NULL, NULL);
5656
5657 /* emits removed symbols signals */
5658 sdb_engine_detects_removed_ids (dbe);
5659
5660 SDB_UNLOCK(priv);
5661
5662 return TRUE;
5663 }
5664
5665 void
5666 symbol_db_engine_remove_files (SymbolDBEngine * dbe, const gchar * project,
5667 const GPtrArray * files)
5668 {
5669 gint i;
5670
5671 g_return_if_fail (dbe != NULL);
5672 g_return_if_fail (project != NULL);
5673 g_return_if_fail (files != NULL);
5674
5675 for (i = 0; i < files->len; i++)
5676 {
5677 symbol_db_engine_remove_file (dbe, project, g_ptr_array_index (files, i));
5678 }
5679 }
5680
5681 static void
5682 on_scan_update_buffer_end (SymbolDBEngine * dbe, gint process_id, gpointer data)
5683 {
5684 GPtrArray *files_to_scan;
5685 gint i;
5686
5687 g_return_if_fail (dbe != NULL);
5688 g_return_if_fail (data != NULL);
5689
5690 files_to_scan = (GPtrArray *) data;
5691
5692 for (i = 0; i < files_to_scan->len; i++)
5693 {
5694 gchar *node = (gchar *) g_ptr_array_index (files_to_scan, i);
5695 const gchar *relative_path = symbol_db_util_get_file_db_path (dbe, node);
5696 if (relative_path != NULL)
5697 {
5698 /* will be emitted removed signals */
5699 if (sdb_engine_update_file (dbe, relative_path) == FALSE)
5700 {
5701 g_warning ("Error processing file %s", node);
5702 return;
5703 }
5704 }
5705 }
5706
5707 g_signal_handlers_disconnect_by_func (dbe, on_scan_update_buffer_end,
5708 files_to_scan);
5709
5710 /* free the GPtrArray. */
5711 g_ptr_array_unref (files_to_scan);
5712 data = files_to_scan = NULL;
5713 }
5714
5715 /**
5716 * symbol_db_engine_update_buffer_symbols:
5717 * @dbe: self
5718 * @project: project name
5719 * @real_files: full path on disk to 'real file' to update. e.g.
5720 * /home/foouser/fooproject/src/main.c.
5721 * @text_buffers: memory buffers
5722 * @buffer_sizes: one to one sizes with text_buffers.
5723 *
5724 * Update symbols of a file by a memory-buffer to perform a real-time updating
5725 * of symbols.
5726 *
5727 * Returns: scan process id if insertion is successful, -1 on error.
5728 */
5729 gint
5730 symbol_db_engine_update_buffer_symbols (SymbolDBEngine * dbe, const gchar *project,
5731 const GPtrArray * real_files,
5732 const GPtrArray * text_buffers,
5733 const GPtrArray * buffer_sizes)
5734 {
5735 SymbolDBEnginePriv *priv;
5736 gint i;
5737 gint ret_id, scan_id;
5738 gboolean ret_code;
5739 /* array that'll represent the /dev/shm/anjuta-XYZ files */
5740 GPtrArray *temp_files;
5741 GPtrArray *real_files_list;
5742 GPtrArray *real_files_on_db;
5743
5744 g_return_val_if_fail (dbe != NULL, FALSE);
5745 priv = dbe->priv;
5746
5747 g_return_val_if_fail (priv->db_connection != NULL, FALSE);
5748 g_return_val_if_fail (project != NULL, FALSE);
5749 g_return_val_if_fail (real_files != NULL, FALSE);
5750 g_return_val_if_fail (text_buffers != NULL, FALSE);
5751 g_return_val_if_fail (buffer_sizes != NULL, FALSE);
5752
5753 temp_files = g_ptr_array_new_with_free_func (g_free);
5754 real_files_on_db = g_ptr_array_new_with_free_func (g_free);
5755 real_files_list = anjuta_util_clone_string_gptrarray (real_files);
5756
5757 /* obtain a GPtrArray with real_files on database */
5758 for (i=0; i < real_files_list->len; i++)
5759 {
5760 const gchar *relative_path;
5761 const gchar *curr_abs_file;
5762 FILE *buffer_mem_file;
5763 const gchar *temp_buffer;
5764 gint buffer_mem_fd;
5765 gint temp_size;
5766 gchar *shared_temp_file;
5767 gchar *base_filename;
5768
5769 curr_abs_file = g_ptr_array_index (real_files_list, i);
5770 /* check if the file exists in db. We will not scan buffers for files
5771 * which aren't already in db
5772 */
5773 if (symbol_db_engine_file_exists (dbe, curr_abs_file) == FALSE)
5774 {
5775 DEBUG_PRINT ("will not scan buffer claiming to be %s because not in db",
5776 curr_abs_file);
5777 continue;
5778 }
5779
5780 relative_path = g_strdup (symbol_db_util_get_file_db_path (dbe, curr_abs_file));
5781 if (relative_path == NULL)
5782 {
5783 g_warning ("relative_path is NULL");
5784 continue;
5785 }
5786 g_ptr_array_add (real_files_on_db, (gpointer) relative_path);
5787
5788 /* it's ok to have just the base filename to create the
5789 * target buffer one */
5790 base_filename = g_filename_display_basename (relative_path);
5791
5792 shared_temp_file = g_strdup_printf ("/anjuta-%d-%ld-%s", getpid (),
5793 time (NULL), base_filename);
5794 g_free (base_filename);
5795
5796 if ((buffer_mem_fd =
5797 shm_open (shared_temp_file, O_CREAT|O_RDWR, S_IRUSR|S_IWUSR)) < 0)
5798 {
5799 g_warning ("Error while trying to open a shared memory file. Be"
5800 "sure to have "SHARED_MEMORY_PREFIX" mounted with tmpfs");
5801 return -1;
5802 }
5803
5804 buffer_mem_file = fdopen (buffer_mem_fd, "w+b");
5805
5806 temp_buffer = g_ptr_array_index (text_buffers, i);
5807 temp_size = GPOINTER_TO_INT(g_ptr_array_index (buffer_sizes, i));
5808
5809 fwrite (temp_buffer, sizeof(gchar), temp_size, buffer_mem_file);
5810 fflush (buffer_mem_file);
5811 fclose (buffer_mem_file);
5812
5813 /* add the temp file to the array. */
5814 g_ptr_array_add (temp_files, g_strdup_printf (SHARED_MEMORY_PREFIX"%s",
5815 shared_temp_file));
5816
5817 /* check if we already have an entry stored in the hash table, else
5818 * insert it
5819 */
5820 if (g_hash_table_lookup (priv->garbage_shared_mem_files, shared_temp_file)
5821 == NULL)
5822 {
5823 DEBUG_PRINT ("inserting into garbage hash table %s", shared_temp_file);
5824 g_hash_table_insert (priv->garbage_shared_mem_files, shared_temp_file,
5825 NULL);
5826 }
5827 else
5828 {
5829 /* the item is already stored. Just free it here. */
5830 g_free (shared_temp_file);
5831 }
5832 }
5833
5834 /* in case we didn't have any good buffer to scan...*/
5835 ret_id = -1;
5836
5837 /* it may happen that no buffer is correctly set up */
5838 if (real_files_on_db->len > 0)
5839 {
5840 /* data will be freed when callback will be called. The signal will be
5841 * disconnected too, don't worry about disconnecting it by hand.
5842 */
5843 g_signal_connect (G_OBJECT (dbe), "scan-end",
5844 G_CALLBACK (on_scan_update_buffer_end), real_files_list);
5845
5846 scan_id = sdb_engine_get_unique_scan_id (dbe);
5847 ret_code = sdb_engine_scan_files_async (dbe, temp_files, real_files_on_db, TRUE, scan_id);
5848
5849 if (ret_code == TRUE)
5850 {
5851 ret_id = scan_id;
5852 }
5853 else
5854 ret_id = -1;
5855 }
5856
5857 g_ptr_array_unref (temp_files);
5858 g_ptr_array_unref (real_files_on_db);
5859 return ret_id;
5860 }
5861
5862 /**
5863 * symbol_db_engine_get_files_for_project:
5864 * @dbe: self
5865 *
5866 * Retrieves the list of files in project. The data model contains only 1
5867 * column, which is the file name.
5868 *
5869 * Returns: data model which must be freed once used.
5870 */
5871 GdaDataModel*
5872 symbol_db_engine_get_files_for_project (SymbolDBEngine *dbe)
5873 {
5874 return sdb_engine_execute_select_sql (dbe, "SELECT file.file_path FROM file");
5875 }
5876
5877 /**
5878 * symbol_db_engine_set_db_case_sensitive:
5879 * @dbe: self
5880 * @case_sensitive: boolean flag.
5881 *
5882 * Set the opened db case sensitive. The searches on this db will then be performed
5883 * taking into consideration this SQLite's PRAGMA case_sensitive_like.
5884 * ~~~ Thread note: this function locks the mutex ~~~
5885 *
5886 */
5887 void
5888 symbol_db_engine_set_db_case_sensitive (SymbolDBEngine *dbe, gboolean case_sensitive)
5889 {
5890 g_return_if_fail (dbe != NULL);
5891
5892 if (case_sensitive == TRUE)
5893 sdb_engine_execute_unknown_sql (dbe, "PRAGMA case_sensitive_like = 1");
5894 else
5895 sdb_engine_execute_unknown_sql (dbe, "PRAGMA case_sensitive_like = 0");
5896 }
5897
5898 /**
5899 * symbol_db_engine_get_type_conversion_hash:
5900 * @dbe: self
5901 *
5902 * Get conversion hash table used to convert symbol type name to enum value
5903 *
5904 * Returns: a GHashTable which must be freed once used.
5905 */
5906 const GHashTable*
5907 symbol_db_engine_get_type_conversion_hash (SymbolDBEngine *dbe)
5908 {
5909 g_return_val_if_fail (SYMBOL_IS_DB_ENGINE (dbe), NULL);
5910 return dbe->priv->sym_type_conversion_hash;
5911 }
5912
5913 /**
5914 * symbol_db_engine_get_project_directory:
5915 * @dbe: self
5916 *
5917 * Gets the project directory (used to construct absolute paths)
5918 *
5919 * Returns: a const gchar containing the project_directory.
5920 */
5921 const gchar*
5922 symbol_db_engine_get_project_directory (SymbolDBEngine *dbe)
5923 {
5924 g_return_val_if_fail (SYMBOL_IS_DB_ENGINE (dbe), NULL);
5925 return dbe->priv->project_directory;
5926 }
5927
5928 /**
5929 * symbol_db_engine_get_statement:
5930 * @dbe: self
5931 * @sql_str: sql statement.
5932 *
5933 * Compiles an sql statement
5934 *
5935 * Returns: a GdaStatement object which must be freed once used.
5936 */
5937 GdaStatement*
5938 symbol_db_engine_get_statement (SymbolDBEngine *dbe, const gchar *sql_str)
5939 {
5940 GdaStatement* stmt;
5941 GError *error = NULL;
5942
5943 g_return_val_if_fail (SYMBOL_IS_DB_ENGINE (dbe), NULL);
5944 stmt = gda_sql_parser_parse_string (dbe->priv->sql_parser,
5945 sql_str,
5946 NULL, &error);
5947 if (error)
5948 {
5949 g_warning ("SQL parsing failed: %s: %s", sql_str, error->message);
5950 g_error_free (error);
5951 }
5952 return stmt;
5953 }
5954
5955 /**
5956 * symbol_db_engine_execute_select:
5957 * @dbe: self
5958 * @stmt: A compiled GdaStatement sql statement.
5959 * @params: Params for GdaStatement (i.e. a prepared statement).
5960 *
5961 * Executes a parameterized sql statement
5962 *
5963 * Returns: A data model which must be freed once used.
5964 */
5965 GdaDataModel*
5966 symbol_db_engine_execute_select (SymbolDBEngine *dbe, GdaStatement *stmt,
5967 GdaSet *params)
5968 {
5969 GdaDataModel *res;
5970 GError *error = NULL;
5971
5972 res = gda_connection_statement_execute_select (dbe->priv->db_connection,
5973 stmt, params, &error);
5974 if (error)
5975 {
5976 gchar *sql_str =
5977 gda_statement_to_sql_extended (stmt, dbe->priv->db_connection,
5978 params, 0, NULL, NULL);
5979
5980 g_warning ("SQL select exec failed: %s, %s", sql_str, error->message);
5981 g_free (sql_str);
5982 g_error_free (error);
5983 }
5984 return res;
5985 }
anjuta mirror