1 | // =============================================================== // |
---|
2 | // // |
---|
3 | // File : adtools.cxx // |
---|
4 | // Purpose : misc functions // |
---|
5 | // // |
---|
6 | // Institute of Microbiology (Technical University Munich) // |
---|
7 | // http://www.arb-home.de/ // |
---|
8 | // // |
---|
9 | // =============================================================== // |
---|
10 | |
---|
11 | #include "gb_data.h" |
---|
12 | #include "gb_main.h" |
---|
13 | |
---|
14 | #include <arb_sort.h> |
---|
15 | #include <arb_file.h> |
---|
16 | #include <arb_sleep.h> |
---|
17 | #include <arb_str.h> |
---|
18 | #include <arb_strarray.h> |
---|
19 | #include <ad_cb.h> |
---|
20 | |
---|
21 | #include <algorithm> |
---|
22 | #include "ad_remote.h" |
---|
23 | |
---|
24 | using namespace std; |
---|
25 | |
---|
26 | GBDATA *GBT_create(GBDATA *father, const char *key, long delete_level) { |
---|
27 | GBDATA *gbd = GB_create_container(father, key); |
---|
28 | if (gbd) { |
---|
29 | GB_ERROR error = GB_write_security_delete(gbd, delete_level); |
---|
30 | if (error) { |
---|
31 | GB_export_error(error); |
---|
32 | gbd = NULL; // assuming caller will abort the transaction |
---|
33 | } |
---|
34 | } |
---|
35 | return gbd; |
---|
36 | } |
---|
37 | |
---|
38 | GBDATA *GBT_find_or_create(GBDATA *father, const char *key, long delete_level) { |
---|
39 | GBDATA *gbd = GB_entry(father, key); |
---|
40 | if (!gbd) gbd = GBT_create(father, key, delete_level); |
---|
41 | return gbd; |
---|
42 | } |
---|
43 | |
---|
44 | |
---|
45 | /* the following functions were meant to use user defined values. |
---|
46 | * |
---|
47 | * Especially for 'ECOLI' there is already a possibility to |
---|
48 | * specify a different reference in edit4, but there's no |
---|
49 | * data model in the DB for it. Consider whether it makes sense, |
---|
50 | * if secedit uses it as well. |
---|
51 | * |
---|
52 | * Note: Don't change the result type to 'const char *' even if the functions always |
---|
53 | * return the same atm. That may change. |
---|
54 | */ |
---|
55 | |
---|
56 | char *GBT_get_default_helix (GBDATA *) { return strdup("HELIX"); } |
---|
57 | char *GBT_get_default_helix_nr(GBDATA *) { return strdup("HELIX_NR"); } |
---|
58 | char *GBT_get_default_ref (GBDATA *) { return strdup("ECOLI"); } |
---|
59 | |
---|
60 | |
---|
61 | // ---------------- |
---|
62 | // scan DB |
---|
63 | |
---|
64 | #define GBT_SUM_LEN 4096 // maximum length of path |
---|
65 | |
---|
66 | struct GB_DbScanner : virtual Noncopyable { |
---|
67 | GB_HASH *hash_table; |
---|
68 | StrArray& result; // not owned! |
---|
69 | char *buffer; |
---|
70 | |
---|
71 | GB_DbScanner(StrArray& result_) |
---|
72 | : result(result_) |
---|
73 | { |
---|
74 | hash_table = GBS_create_hash(1024, GB_MIND_CASE); |
---|
75 | buffer = (char*)malloc(GBT_SUM_LEN); |
---|
76 | buffer[0] = 0; |
---|
77 | } |
---|
78 | |
---|
79 | ~GB_DbScanner() { |
---|
80 | GBS_free_hash(hash_table); |
---|
81 | free(buffer); |
---|
82 | } |
---|
83 | }; |
---|
84 | |
---|
85 | static void gbt_scan_db_rek(GBDATA *gbd, char *prefix, int deep, GB_DbScanner *scanner) { |
---|
86 | GB_TYPES type = GB_read_type(gbd); |
---|
87 | if (type == GB_DB) { |
---|
88 | int len_of_prefix = strlen(prefix); |
---|
89 | for (GBDATA *gb2 = GB_child(gbd); gb2; gb2 = GB_nextChild(gb2)) { // find everything |
---|
90 | if (deep) { |
---|
91 | const char *key = GB_read_key_pntr(gb2); |
---|
92 | if (key[0] != '@') { // skip internal containers |
---|
93 | sprintf(&prefix[len_of_prefix], "/%s", key); |
---|
94 | gbt_scan_db_rek(gb2, prefix, 1, scanner); |
---|
95 | } |
---|
96 | } |
---|
97 | else { |
---|
98 | prefix[len_of_prefix] = 0; |
---|
99 | gbt_scan_db_rek(gb2, prefix, 1, scanner); |
---|
100 | } |
---|
101 | } |
---|
102 | prefix[len_of_prefix] = 0; |
---|
103 | } |
---|
104 | else { |
---|
105 | gb_assert(!prefix[0] || GB_check_hkey(prefix) == NULL); |
---|
106 | LocallyModify<char> firstCharWithType(prefix[0], char(type)); // first char always is '/' -> use to store type in hash |
---|
107 | GBS_incr_hash(scanner->hash_table, prefix); |
---|
108 | } |
---|
109 | } |
---|
110 | |
---|
111 | struct scan_db_insert { |
---|
112 | GB_DbScanner *scanner; |
---|
113 | const char *datapath; |
---|
114 | }; |
---|
115 | |
---|
116 | static long gbs_scan_db_insert(const char *key, long val, void *cd_insert_data) { |
---|
117 | scan_db_insert *insert = (scan_db_insert *)cd_insert_data; |
---|
118 | char *to_insert = 0; |
---|
119 | |
---|
120 | if (!insert->datapath) { |
---|
121 | to_insert = strdup(key); |
---|
122 | } |
---|
123 | else { |
---|
124 | bool do_insert = ARB_strBeginsWith(key+1, insert->datapath); |
---|
125 | gb_assert(implicated(!do_insert, !ARB_strBeginsWith(insert->datapath, key+1))); // oops - previously inserted also in this case. inspect! |
---|
126 | |
---|
127 | if (do_insert) { // datapath matches |
---|
128 | to_insert = strdup(key+strlen(insert->datapath)); // cut off prefix |
---|
129 | to_insert[0] = key[0]; // copy type |
---|
130 | } |
---|
131 | } |
---|
132 | |
---|
133 | if (to_insert) { |
---|
134 | GB_DbScanner *scanner = insert->scanner; |
---|
135 | scanner->result.put(to_insert); |
---|
136 | } |
---|
137 | |
---|
138 | return val; |
---|
139 | } |
---|
140 | |
---|
141 | static int gbs_scan_db_compare(const void *left, const void *right, void *) { |
---|
142 | return strcmp((GB_CSTR)left+1, (GB_CSTR)right+1); |
---|
143 | } |
---|
144 | |
---|
145 | |
---|
146 | void GBT_scan_db(StrArray& fieldNames, GBDATA *gbd, const char *datapath) { |
---|
147 | /*! scan CONTAINER for existing sub-keys |
---|
148 | * |
---|
149 | * recurses completely downwards the DB tree |
---|
150 | * |
---|
151 | * @param fieldNames gets filled with result strings |
---|
152 | * - each string is the path to a node beyond gbd |
---|
153 | * - every string exists only once |
---|
154 | * - the first character of a string is the type of the entry |
---|
155 | * - the strings are sorted alphabetically |
---|
156 | * @param gbd node where search starts |
---|
157 | * @param datapath if != NULL, only keys with prefix datapath are scanned and |
---|
158 | * the prefix is removed from the resulting key_names. |
---|
159 | * |
---|
160 | * Note: this function is incredibly slow when called from clients |
---|
161 | */ |
---|
162 | |
---|
163 | { |
---|
164 | GB_DbScanner scanner(fieldNames); |
---|
165 | gbt_scan_db_rek(gbd, scanner.buffer, 0, &scanner); |
---|
166 | scan_db_insert insert = { &scanner, datapath, }; |
---|
167 | GBS_hash_do_loop(scanner.hash_table, gbs_scan_db_insert, &insert); |
---|
168 | } |
---|
169 | fieldNames.sort(gbs_scan_db_compare, 0); |
---|
170 | } |
---|
171 | |
---|
172 | // -------------------------- |
---|
173 | // message injection |
---|
174 | |
---|
175 | static void new_gbt_message_created_cb(GBDATA *gb_pending_messages) { |
---|
176 | static int avoid_deadlock = 0; |
---|
177 | |
---|
178 | if (!avoid_deadlock) { |
---|
179 | GBDATA *gb_msg; |
---|
180 | |
---|
181 | avoid_deadlock++; |
---|
182 | GB_push_transaction(gb_pending_messages); |
---|
183 | |
---|
184 | for (gb_msg = GB_entry(gb_pending_messages, "msg"); gb_msg;) { |
---|
185 | { |
---|
186 | const char *msg = GB_read_char_pntr(gb_msg); |
---|
187 | GB_warning(msg); |
---|
188 | } |
---|
189 | { |
---|
190 | GBDATA *gb_next_msg = GB_nextEntry(gb_msg); |
---|
191 | GB_delete(gb_msg); |
---|
192 | gb_msg = gb_next_msg; |
---|
193 | } |
---|
194 | } |
---|
195 | |
---|
196 | GB_pop_transaction(gb_pending_messages); |
---|
197 | avoid_deadlock--; |
---|
198 | } |
---|
199 | } |
---|
200 | |
---|
201 | void GBT_install_message_handler(GBDATA *gb_main) { |
---|
202 | GBDATA *gb_pending_messages; |
---|
203 | |
---|
204 | GB_push_transaction(gb_main); |
---|
205 | gb_pending_messages = GB_search(gb_main, ERROR_CONTAINER_PATH, GB_CREATE_CONTAINER); |
---|
206 | gb_assert(gb_pending_messages); |
---|
207 | GB_add_callback(gb_pending_messages, GB_CB_SON_CREATED, makeDatabaseCallback(new_gbt_message_created_cb)); |
---|
208 | GB_pop_transaction(gb_main); |
---|
209 | |
---|
210 | #if defined(DEBUG) && 0 |
---|
211 | GBT_message(GB_get_root(gb_pending_messages), GBS_global_string("GBT_install_message_handler installed for gb_main=%p", gb_main)); |
---|
212 | #endif // DEBUG |
---|
213 | } |
---|
214 | |
---|
215 | |
---|
216 | void GBT_message(GBDATA *gb_main, const char *msg) { |
---|
217 | /*! When called in client(or server) this causes the DB server to show the message. |
---|
218 | * Message is shown via GB_warning (which uses aw_message in GUIs) |
---|
219 | * |
---|
220 | * Note: The message is not shown before the transaction ends. |
---|
221 | * If the transaction is aborted, the message is never shown! |
---|
222 | * |
---|
223 | * see also : GB_warning() |
---|
224 | */ |
---|
225 | |
---|
226 | GB_ERROR error = GB_push_transaction(gb_main); |
---|
227 | |
---|
228 | if (!error) { |
---|
229 | GBDATA *gb_pending_messages = GB_search(gb_main, ERROR_CONTAINER_PATH, GB_CREATE_CONTAINER); |
---|
230 | GBDATA *gb_msg = gb_pending_messages ? GB_create(gb_pending_messages, "msg", GB_STRING) : 0; |
---|
231 | |
---|
232 | if (!gb_msg) error = GB_await_error(); |
---|
233 | else { |
---|
234 | gb_assert(msg); |
---|
235 | error = GB_write_string(gb_msg, msg); |
---|
236 | } |
---|
237 | } |
---|
238 | error = GB_end_transaction(gb_main, error); |
---|
239 | |
---|
240 | if (error) { |
---|
241 | fprintf(stderr, "GBT_message: Failed to write message '%s'\n(Reason: %s)\n", msg, error); |
---|
242 | } |
---|
243 | } |
---|
244 | |
---|
245 | char *GBT_read_string(GBDATA *gb_container, const char *fieldpath) { |
---|
246 | /*! Read value from database field (of type GB_STRING) |
---|
247 | * |
---|
248 | * @param gb_container where to start search for field |
---|
249 | * @param fieldpath relative path from gb_container |
---|
250 | * |
---|
251 | * @return |
---|
252 | * NULL in case of error (use GB_await_error()) or when field does not exist. |
---|
253 | * otherwise returns a heap copy. |
---|
254 | * |
---|
255 | * other functions return a pointer to a temporary variable (invalidated by next call) |
---|
256 | */ |
---|
257 | |
---|
258 | GBDATA *gbd; |
---|
259 | char *result = NULL; |
---|
260 | |
---|
261 | GB_push_transaction(gb_container); |
---|
262 | gbd = GB_search(gb_container, fieldpath, GB_FIND); |
---|
263 | if (gbd) result = GB_read_string(gbd); |
---|
264 | GB_pop_transaction(gb_container); |
---|
265 | return result; |
---|
266 | } |
---|
267 | |
---|
268 | char *GBT_read_as_string(GBDATA *gb_container, const char *fieldpath) { |
---|
269 | /*! like GBT_read_string() |
---|
270 | * |
---|
271 | * but |
---|
272 | * - field may be of any type (result gets converted to reasonable char*) |
---|
273 | */ |
---|
274 | |
---|
275 | GBDATA *gbd; |
---|
276 | char *result = NULL; |
---|
277 | |
---|
278 | GB_push_transaction(gb_container); |
---|
279 | gbd = GB_search(gb_container, fieldpath, GB_FIND); |
---|
280 | if (gbd) result = GB_read_as_string(gbd); |
---|
281 | GB_pop_transaction(gb_container); |
---|
282 | return result; |
---|
283 | } |
---|
284 | |
---|
285 | const char *GBT_read_char_pntr(GBDATA *gb_container, const char *fieldpath) { |
---|
286 | /*! like GBT_read_string() |
---|
287 | * |
---|
288 | * but |
---|
289 | * - result is not a heap-copy and may be invalidated by further DB access |
---|
290 | * (especially by overwriting that fields) |
---|
291 | * |
---|
292 | * Note: Under no circumstances you may modify the result! |
---|
293 | */ |
---|
294 | |
---|
295 | GBDATA *gbd; |
---|
296 | const char *result = NULL; |
---|
297 | |
---|
298 | GB_push_transaction(gb_container); |
---|
299 | gbd = GB_search(gb_container, fieldpath, GB_FIND); |
---|
300 | if (gbd) result = GB_read_char_pntr(gbd); |
---|
301 | GB_pop_transaction(gb_container); |
---|
302 | return result; |
---|
303 | } |
---|
304 | |
---|
305 | NOT4PERL long *GBT_read_int(GBDATA *gb_container, const char *fieldpath) { |
---|
306 | /*! similar to GBT_read_string() |
---|
307 | * |
---|
308 | * but |
---|
309 | * - for fields of type GB_INT |
---|
310 | * - result gets invalidated by next call |
---|
311 | */ |
---|
312 | |
---|
313 | GBDATA *gbd; |
---|
314 | long *result = NULL; |
---|
315 | |
---|
316 | GB_push_transaction(gb_container); |
---|
317 | gbd = GB_search(gb_container, fieldpath, GB_FIND); |
---|
318 | if (gbd) { |
---|
319 | static long result_var; |
---|
320 | result_var = GB_read_int(gbd); |
---|
321 | result = &result_var; |
---|
322 | } |
---|
323 | GB_pop_transaction(gb_container); |
---|
324 | return result; |
---|
325 | } |
---|
326 | |
---|
327 | NOT4PERL double *GBT_read_float(GBDATA *gb_container, const char *fieldpath) { |
---|
328 | /*! similar to GBT_read_string() |
---|
329 | * |
---|
330 | * but |
---|
331 | * - for fields of type GB_FLOAT |
---|
332 | * - result gets invalidated by next call |
---|
333 | */ |
---|
334 | |
---|
335 | GBDATA *gbd; |
---|
336 | double *result = NULL; |
---|
337 | |
---|
338 | GB_push_transaction(gb_container); |
---|
339 | gbd = GB_search(gb_container, fieldpath, GB_FIND); |
---|
340 | if (gbd) { |
---|
341 | static double result_var; |
---|
342 | result_var = GB_read_float(gbd); |
---|
343 | result = &result_var; |
---|
344 | } |
---|
345 | GB_pop_transaction(gb_container); |
---|
346 | return result; |
---|
347 | } |
---|
348 | |
---|
349 | char *GBT_readOrCreate_string(GBDATA *gb_container, const char *fieldpath, const char *default_value) { |
---|
350 | /*! like GBT_read_string(), |
---|
351 | * |
---|
352 | * but if field does not exist, it will be created and initialized with 'default_value' |
---|
353 | */ |
---|
354 | GBDATA *gb_string; |
---|
355 | char *result = NULL; |
---|
356 | |
---|
357 | GB_push_transaction(gb_container); |
---|
358 | gb_string = GB_searchOrCreate_string(gb_container, fieldpath, default_value); |
---|
359 | if (gb_string) result = GB_read_string(gb_string); |
---|
360 | GB_pop_transaction(gb_container); |
---|
361 | return result; |
---|
362 | } |
---|
363 | |
---|
364 | const char *GBT_readOrCreate_char_pntr(GBDATA *gb_container, const char *fieldpath, const char *default_value) { |
---|
365 | /*! like GBT_read_char_pntr(), |
---|
366 | * |
---|
367 | * but if field does not exist, it will be created and initialized with 'default_value' |
---|
368 | */ |
---|
369 | |
---|
370 | GBDATA *gb_string; |
---|
371 | const char *result = NULL; |
---|
372 | |
---|
373 | GB_push_transaction(gb_container); |
---|
374 | gb_string = GB_searchOrCreate_string(gb_container, fieldpath, default_value); |
---|
375 | if (gb_string) result = GB_read_char_pntr(gb_string); |
---|
376 | GB_pop_transaction(gb_container); |
---|
377 | return result; |
---|
378 | } |
---|
379 | |
---|
380 | NOT4PERL long *GBT_readOrCreate_int(GBDATA *gb_container, const char *fieldpath, long default_value) { |
---|
381 | /*! like GBT_read_int(), |
---|
382 | * |
---|
383 | * but if field does not exist, it will be created and initialized with 'default_value' |
---|
384 | */ |
---|
385 | |
---|
386 | GBDATA *gb_int; |
---|
387 | long *result = NULL; |
---|
388 | |
---|
389 | GB_push_transaction(gb_container); |
---|
390 | gb_int = GB_searchOrCreate_int(gb_container, fieldpath, default_value); |
---|
391 | if (gb_int) { |
---|
392 | static long result_var; |
---|
393 | result_var = GB_read_int(gb_int); |
---|
394 | result = &result_var; |
---|
395 | } |
---|
396 | GB_pop_transaction(gb_container); |
---|
397 | return result; |
---|
398 | } |
---|
399 | |
---|
400 | NOT4PERL double *GBT_readOrCreate_float(GBDATA *gb_container, const char *fieldpath, double default_value) { |
---|
401 | /*! like GBT_read_float(), |
---|
402 | * |
---|
403 | * but if field does not exist, it will be created and initialized with 'default_value' |
---|
404 | */ |
---|
405 | |
---|
406 | gb_assert(default_value == default_value); // !nan |
---|
407 | |
---|
408 | GBDATA *gb_float; |
---|
409 | double *result = NULL; |
---|
410 | |
---|
411 | GB_push_transaction(gb_container); |
---|
412 | gb_float = GB_searchOrCreate_float(gb_container, fieldpath, default_value); |
---|
413 | if (gb_float) { |
---|
414 | static double result_var; |
---|
415 | result_var = GB_read_float(gb_float); |
---|
416 | result = &result_var; |
---|
417 | } |
---|
418 | else { |
---|
419 | gb_assert(0); |
---|
420 | } |
---|
421 | GB_pop_transaction(gb_container); |
---|
422 | return result; |
---|
423 | } |
---|
424 | |
---|
425 | // ------------------------------------------------------------------- |
---|
426 | // overwrite existing or create new database field |
---|
427 | // (field must not exist twice or more - it has to be unique!!) |
---|
428 | |
---|
429 | GB_ERROR GBT_write_string(GBDATA *gb_container, const char *fieldpath, const char *content) { |
---|
430 | /*! Write content to database field of type GB_STRING |
---|
431 | * |
---|
432 | * if field exists, it will be overwritten. |
---|
433 | * if field does not exist, it will be created. |
---|
434 | * |
---|
435 | * The field should be unique, i.e. it should not exist twice or more in it's parent container |
---|
436 | * |
---|
437 | * @return GB_ERROR on failure |
---|
438 | */ |
---|
439 | GB_ERROR error = GB_push_transaction(gb_container); // @@@ result unused |
---|
440 | GBDATA *gbd = GB_search(gb_container, fieldpath, GB_STRING); |
---|
441 | if (!gbd) error = GB_await_error(); |
---|
442 | else { |
---|
443 | error = GB_write_string(gbd, content); |
---|
444 | gb_assert(GB_nextEntry(gbd) == 0); // only one entry should exist (sure you want to use this function?) |
---|
445 | } |
---|
446 | return GB_end_transaction(gb_container, error); |
---|
447 | } |
---|
448 | |
---|
449 | GB_ERROR GBT_write_int(GBDATA *gb_container, const char *fieldpath, long content) { |
---|
450 | /*! like GBT_write_string(), |
---|
451 | * |
---|
452 | * but for fields of type GB_INT |
---|
453 | */ |
---|
454 | GB_ERROR error = GB_push_transaction(gb_container); // @@@ result unused |
---|
455 | GBDATA *gbd = GB_search(gb_container, fieldpath, GB_INT); |
---|
456 | if (!gbd) error = GB_await_error(); |
---|
457 | else { |
---|
458 | error = GB_write_int(gbd, content); |
---|
459 | gb_assert(GB_nextEntry(gbd) == 0); // only one entry should exist (sure you want to use this function?) |
---|
460 | } |
---|
461 | return GB_end_transaction(gb_container, error); |
---|
462 | } |
---|
463 | |
---|
464 | GB_ERROR GBT_write_byte(GBDATA *gb_container, const char *fieldpath, unsigned char content) { |
---|
465 | /*! like GBT_write_string(), |
---|
466 | * |
---|
467 | * but for fields of type GB_BYTE |
---|
468 | */ |
---|
469 | GB_ERROR error = GB_push_transaction(gb_container); // @@@ result unused |
---|
470 | GBDATA *gbd = GB_search(gb_container, fieldpath, GB_BYTE); |
---|
471 | if (!gbd) error = GB_await_error(); |
---|
472 | else { |
---|
473 | error = GB_write_byte(gbd, content); |
---|
474 | gb_assert(GB_nextEntry(gbd) == 0); // only one entry should exist (sure you want to use this function?) |
---|
475 | } |
---|
476 | return GB_end_transaction(gb_container, error); |
---|
477 | } |
---|
478 | |
---|
479 | |
---|
480 | GB_ERROR GBT_write_float(GBDATA *gb_container, const char *fieldpath, double content) { |
---|
481 | /*! like GBT_write_string(), |
---|
482 | * |
---|
483 | * but for fields of type GB_FLOAT |
---|
484 | */ |
---|
485 | |
---|
486 | gb_assert(content == content); // !nan |
---|
487 | |
---|
488 | GB_ERROR error = GB_push_transaction(gb_container); // @@@ result unused |
---|
489 | GBDATA *gbd = GB_search(gb_container, fieldpath, GB_FLOAT); |
---|
490 | if (!gbd) error = GB_await_error(); |
---|
491 | else { |
---|
492 | error = GB_write_float(gbd, content); |
---|
493 | gb_assert(GB_nextEntry(gbd) == 0); // only one entry should exist (sure you want to use this function?) |
---|
494 | } |
---|
495 | return GB_end_transaction(gb_container, error); |
---|
496 | } |
---|
497 | |
---|
498 | |
---|
499 | static GBDATA *GB_test_link_follower(GBDATA *gb_main, GBDATA */*gb_link*/, const char *link) { |
---|
500 | GBDATA *linktarget = GB_search(gb_main, "tmp/link/string", GB_STRING); |
---|
501 | GB_write_string(linktarget, GBS_global_string("Link is '%s'", link)); |
---|
502 | return GB_get_father(linktarget); |
---|
503 | } |
---|
504 | |
---|
505 | // -------------------- |
---|
506 | // save & load |
---|
507 | |
---|
508 | GBDATA *GBT_open(const char *path, const char *opent) { |
---|
509 | /*! Open a database, |
---|
510 | * create an index for species and extended names (server only!) and |
---|
511 | * disable saving in the PT_SERVER directory. |
---|
512 | * |
---|
513 | * @param path filename of the DB |
---|
514 | * @param opent see GB_login() |
---|
515 | * @return database handle (or NULL in which case an error is exported) |
---|
516 | * @see GB_open() |
---|
517 | */ |
---|
518 | |
---|
519 | GBDATA *gbd = GB_open(path, opent); |
---|
520 | if (gbd) { |
---|
521 | GB_disable_path(gbd, GB_path_in_ARBLIB("pts/*")); |
---|
522 | GB_ERROR error = NULL; |
---|
523 | { |
---|
524 | GB_transaction ta(gbd); |
---|
525 | |
---|
526 | if (!strchr(path, ':')) { |
---|
527 | GBDATA *species_data = GB_search(gbd, "species_data", GB_FIND); // do NOT create species_data here! |
---|
528 | if (species_data) { |
---|
529 | long hash_size = max(GB_number_of_subentries(species_data), GBT_SPECIES_INDEX_SIZE); |
---|
530 | error = GB_create_index(species_data, "name", GB_IGNORE_CASE, hash_size); |
---|
531 | |
---|
532 | if (!error) { |
---|
533 | GBDATA *extended_data = GBT_get_SAI_data(gbd); |
---|
534 | hash_size = max(GB_number_of_subentries(extended_data), GBT_SAI_INDEX_SIZE); |
---|
535 | error = GB_create_index(extended_data, "name", GB_IGNORE_CASE, hash_size); |
---|
536 | } |
---|
537 | } |
---|
538 | } |
---|
539 | if (!error) { |
---|
540 | GBDATA *gb_tmp = GB_search(gbd, "tmp", GB_CREATE_CONTAINER); |
---|
541 | if (gb_tmp) error = GB_set_temporary(gb_tmp); |
---|
542 | } |
---|
543 | |
---|
544 | if (!error) { |
---|
545 | { |
---|
546 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
547 | Main->table_hash = GBS_create_hash(256, GB_MIND_CASE); |
---|
548 | GB_install_link_follower(gbd, "REF", GB_test_link_follower); |
---|
549 | } |
---|
550 | GBT_install_table_link_follower(gbd); |
---|
551 | } |
---|
552 | } |
---|
553 | if (error) { |
---|
554 | GB_close(gbd); |
---|
555 | gbd = NULL; |
---|
556 | GB_export_error(error); |
---|
557 | } |
---|
558 | } |
---|
559 | gb_assert(contradicted(gbd, GB_have_error())); |
---|
560 | return gbd; |
---|
561 | } |
---|
562 | |
---|
563 | /* -------------------------------------------------------------------------------- |
---|
564 | * Remote commands |
---|
565 | * |
---|
566 | * Note: These commands may seem to be unused from inside ARB. |
---|
567 | * They get used, but only indirectly via the macro-function. |
---|
568 | * |
---|
569 | * Search for |
---|
570 | * - BIO::remote_action (use of GBT_remote_action) |
---|
571 | * - BIO::remote_awar (use of GBT_remote_awar) |
---|
572 | * - BIO::remote_read_awar (use of GBT_remote_read_awar) |
---|
573 | */ |
---|
574 | |
---|
575 | static GBDATA *wait_for_dbentry(GBDATA *gb_main, const char *entry) { |
---|
576 | MacroTalkSleep increasing; |
---|
577 | GBDATA *gbd; |
---|
578 | while (1) { |
---|
579 | GB_begin_transaction(gb_main); |
---|
580 | gbd = GB_search(gb_main, entry, GB_FIND); |
---|
581 | GB_commit_transaction(gb_main); |
---|
582 | if (gbd) break; |
---|
583 | increasing.sleep(); |
---|
584 | } |
---|
585 | return gbd; |
---|
586 | } |
---|
587 | |
---|
588 | static GBDATA *wait_for_dbentry_verboose(GBDATA *gb_main, const char *entry) { |
---|
589 | GB_warningf("[waiting for DBENTRY '%s']", entry); // only prints onto console (ARB_NT is blocked as long as start_remote_command_for_application blocks) |
---|
590 | GBDATA *gbd = wait_for_dbentry(gb_main, entry); |
---|
591 | GB_warningf("[found DBENTRY '%s']", entry); |
---|
592 | return gbd; |
---|
593 | } |
---|
594 | |
---|
595 | static GB_ERROR gbt_wait_for_remote_action(GBDATA *gb_main, GBDATA *gb_action, const char *awar_read) { |
---|
596 | // waits until remote action has finished |
---|
597 | |
---|
598 | MacroTalkSleep increasing; |
---|
599 | GB_ERROR error = 0; |
---|
600 | while (!error) { |
---|
601 | increasing.sleep(); |
---|
602 | error = GB_begin_transaction(gb_main); |
---|
603 | if (!error) { |
---|
604 | char *ac = GB_read_string(gb_action); |
---|
605 | if (ac[0] == 0) { // action has been cleared from remote side |
---|
606 | GBDATA *gb_result = GB_search(gb_main, awar_read, GB_STRING); |
---|
607 | error = GB_read_char_pntr(gb_result); // check for errors |
---|
608 | } |
---|
609 | free(ac); |
---|
610 | } |
---|
611 | error = GB_end_transaction(gb_main, error); |
---|
612 | } |
---|
613 | |
---|
614 | return error; // may be error or result |
---|
615 | } |
---|
616 | |
---|
617 | static void mark_as_macro_executor(GBDATA *gb_main, bool mark) { |
---|
618 | // call this with 'mark' = true to mark yourself as "client running a macro" |
---|
619 | // -> GB_close will automatically announce termination of this client to main DB (MACRO_TRIGGER_TERMINATED) |
---|
620 | // do NOT call with 'mark' = false |
---|
621 | |
---|
622 | static bool client_is_macro_executor = false; |
---|
623 | if (mark) { |
---|
624 | if (!client_is_macro_executor) { |
---|
625 | GB_atclose(gb_main, (void (*)(GBDATA*, void*))mark_as_macro_executor, 0); |
---|
626 | client_is_macro_executor = true; |
---|
627 | } |
---|
628 | } |
---|
629 | else { |
---|
630 | // called via GB_atclose callback (i.e. at end of currently executed macro file) |
---|
631 | GB_ERROR error = NULL; |
---|
632 | gb_assert(client_is_macro_executor); |
---|
633 | if (client_is_macro_executor) { |
---|
634 | GB_transaction ta(gb_main); |
---|
635 | |
---|
636 | GBDATA *gb_terminated = GB_search(gb_main, MACRO_TRIGGER_TERMINATED, GB_FIND); |
---|
637 | gb_assert(gb_terminated); // should have been created by macro caller |
---|
638 | if (gb_terminated) { |
---|
639 | error = GB_write_int(gb_terminated, GB_read_int(gb_terminated)+1); // notify macro caller |
---|
640 | } |
---|
641 | |
---|
642 | error = ta.close(error); |
---|
643 | } |
---|
644 | if (error) GBT_message(gb_main, error); |
---|
645 | } |
---|
646 | } |
---|
647 | |
---|
648 | inline GB_ERROR set_intEntry_to(GBDATA *gb_main, const char *path, int value) { |
---|
649 | GBDATA *gbd = GB_searchOrCreate_int(gb_main, path, value); |
---|
650 | return gbd ? GB_write_int(gbd, value) : GB_await_error(); |
---|
651 | } |
---|
652 | |
---|
653 | #if defined(DEBUG) |
---|
654 | // # define DUMP_AUTH_HANDSHAKE // see also ../SL/MACROS/dbserver.cxx@DUMP_AUTHORIZATION |
---|
655 | #endif |
---|
656 | |
---|
657 | #if defined(DUMP_AUTH_HANDSHAKE) |
---|
658 | # define IF_DUMP_HANDSHAKE(cmd) cmd |
---|
659 | #else |
---|
660 | # define IF_DUMP_HANDSHAKE(cmd) |
---|
661 | #endif |
---|
662 | |
---|
663 | GB_ERROR GB_set_macro_error(GBDATA *gb_main, const char *curr_error) { |
---|
664 | GB_ERROR error = NULL; |
---|
665 | GB_transaction ta(gb_main); |
---|
666 | GBDATA *gb_macro_error = GB_searchOrCreate_string(gb_main, MACRO_TRIGGER_ERROR, curr_error); |
---|
667 | if (gb_macro_error) { |
---|
668 | const char *prev_error = GB_read_char_pntr(gb_macro_error); |
---|
669 | if (prev_error && prev_error[0]) { // already have an error |
---|
670 | if (strstr(prev_error, curr_error) == 0) { // do not add message twice |
---|
671 | error = GB_write_string(gb_macro_error, GBS_global_string("%s\n%s", prev_error, curr_error)); |
---|
672 | } |
---|
673 | } |
---|
674 | else { |
---|
675 | error = GB_write_string(gb_macro_error, curr_error); |
---|
676 | } |
---|
677 | } |
---|
678 | return error; |
---|
679 | } |
---|
680 | GB_ERROR GB_get_macro_error(GBDATA *gb_main) { |
---|
681 | GB_ERROR error = NULL; |
---|
682 | |
---|
683 | GB_transaction ta(gb_main); |
---|
684 | GBDATA *gb_macro_error = GB_search(gb_main, MACRO_TRIGGER_ERROR, GB_FIND); |
---|
685 | if (gb_macro_error) { |
---|
686 | const char *macro_error = GB_read_char_pntr(gb_macro_error); |
---|
687 | if (!macro_error) macro_error = GBS_global_string("failed to retrieve error message (Reason: %s)", GB_await_error()); |
---|
688 | if (macro_error[0]) error = GBS_global_string("macro-error: %s", macro_error); |
---|
689 | } |
---|
690 | return error; |
---|
691 | } |
---|
692 | GB_ERROR GB_clear_macro_error(GBDATA *gb_main) { |
---|
693 | GB_transaction ta(gb_main); |
---|
694 | GB_ERROR error = NULL; |
---|
695 | GBDATA *gb_macro_error = GB_search(gb_main, MACRO_TRIGGER_ERROR, GB_FIND); |
---|
696 | if (gb_macro_error) error = GB_write_string(gb_macro_error, ""); |
---|
697 | return error; |
---|
698 | } |
---|
699 | |
---|
700 | static GB_ERROR start_remote_command_for_application(GBDATA *gb_main, const remote_awars& remote) { |
---|
701 | // Called before any remote command will be written to DB. |
---|
702 | // Application specific initialization is done here. |
---|
703 | |
---|
704 | mark_as_macro_executor(gb_main, true); |
---|
705 | |
---|
706 | bool wait_for_app = false; |
---|
707 | |
---|
708 | GB_ERROR error = GB_begin_transaction(gb_main); |
---|
709 | if (!error) error = GB_get_macro_error(gb_main); |
---|
710 | if (!error) { |
---|
711 | GBDATA *gb_granted = GB_searchOrCreate_int(gb_main, remote.granted(), 0); |
---|
712 | if (!gb_granted) error = GB_await_error(); |
---|
713 | else { |
---|
714 | if (GB_read_int(gb_granted)) { |
---|
715 | // ok - authorization already granted |
---|
716 | } |
---|
717 | else { |
---|
718 | error = set_intEntry_to(gb_main, remote.authReq(), 1); // ask client to ack execution |
---|
719 | wait_for_app = !error; |
---|
720 | |
---|
721 | if (!error) { |
---|
722 | IF_DUMP_HANDSHAKE(fprintf(stderr, "AUTH_HANDSHAKE [set %s to 1]\n", remote.authReq())); |
---|
723 | } |
---|
724 | } |
---|
725 | } |
---|
726 | } |
---|
727 | error = GB_end_transaction(gb_main, error); |
---|
728 | |
---|
729 | MacroTalkSleep increasing; |
---|
730 | while (wait_for_app) { |
---|
731 | gb_assert(!error); |
---|
732 | |
---|
733 | IF_DUMP_HANDSHAKE(fprintf(stderr, "AUTH_HANDSHAKE [waiting for %s]\n", remote.authAck())); |
---|
734 | |
---|
735 | GBDATA *gb_authAck = wait_for_dbentry_verboose(gb_main, remote.authAck()); |
---|
736 | if (gb_authAck) { |
---|
737 | error = GB_begin_transaction(gb_main); |
---|
738 | if (!error) { |
---|
739 | long ack_pid = GB_read_int(gb_authAck); |
---|
740 | if (ack_pid) { |
---|
741 | IF_DUMP_HANDSHAKE(fprintf(stderr, "AUTH_HANDSHAKE [got authAck %li]\n", ack_pid)); |
---|
742 | |
---|
743 | GBDATA *gb_granted = GB_searchOrCreate_int(gb_main, remote.granted(), ack_pid); |
---|
744 | long old_pid = GB_read_int(gb_granted); |
---|
745 | |
---|
746 | if (old_pid != ack_pid) { // we have two applications with same id that acknowledged the execution request |
---|
747 | if (old_pid == 0) { |
---|
748 | error = GB_write_int(gb_granted, ack_pid); // grant rights to execute remote-command to ack_pid |
---|
749 | if (!error) error = GB_write_int(gb_authAck, 0); // allow a second application to acknowledge the request |
---|
750 | if (!error) { |
---|
751 | wait_for_app = false; |
---|
752 | IF_DUMP_HANDSHAKE(fprintf(stderr, "AUTH_HANDSHAKE [granted permission to execute macros to pid %li]\n", ack_pid)); |
---|
753 | } |
---|
754 | } |
---|
755 | } |
---|
756 | else { |
---|
757 | error = GB_write_int(gb_authAck, 0); // allow a second application to acknowledge the request |
---|
758 | } |
---|
759 | } |
---|
760 | else { |
---|
761 | // old entry with value 0 -> wait until client acknowledges authReq |
---|
762 | IF_DUMP_HANDSHAKE(fprintf(stderr, "AUTH_HANDSHAKE [no %s yet]\n", remote.authAck())); |
---|
763 | } |
---|
764 | } |
---|
765 | error = GB_end_transaction(gb_main, error); |
---|
766 | } |
---|
767 | else { |
---|
768 | gb_assert(0); // happens when? |
---|
769 | } |
---|
770 | |
---|
771 | if (wait_for_app) { |
---|
772 | increasing.sleep(); |
---|
773 | } |
---|
774 | } |
---|
775 | |
---|
776 | return error; |
---|
777 | } |
---|
778 | |
---|
779 | GB_ERROR GBT_remote_action(GBDATA *gb_main, const char *application, const char *action_name) { |
---|
780 | // needs to be public (needed by perl-macros) |
---|
781 | |
---|
782 | remote_awars remote(application); |
---|
783 | GB_ERROR error = start_remote_command_for_application(gb_main, remote); |
---|
784 | |
---|
785 | if (!error) { |
---|
786 | GBDATA *gb_action = wait_for_dbentry(gb_main, remote.action()); |
---|
787 | error = GB_begin_transaction(gb_main); |
---|
788 | if (!error) error = GB_write_string(gb_action, action_name); // write command |
---|
789 | error = GB_end_transaction(gb_main, error); |
---|
790 | if (!error) error = gbt_wait_for_remote_action(gb_main, gb_action, remote.result()); |
---|
791 | } |
---|
792 | return error; |
---|
793 | } |
---|
794 | |
---|
795 | GB_ERROR GBT_remote_awar(GBDATA *gb_main, const char *application, const char *awar_name, const char *value) { |
---|
796 | // needs to be public (needed by perl-macros) |
---|
797 | |
---|
798 | remote_awars remote(application); |
---|
799 | GB_ERROR error = start_remote_command_for_application(gb_main, remote); |
---|
800 | |
---|
801 | if (!error) { |
---|
802 | GBDATA *gb_awar = wait_for_dbentry(gb_main, remote.awar()); |
---|
803 | error = GB_begin_transaction(gb_main); |
---|
804 | if (!error) error = GB_write_string(gb_awar, awar_name); |
---|
805 | if (!error) error = GBT_write_string(gb_main, remote.value(), value); |
---|
806 | error = GB_end_transaction(gb_main, error); |
---|
807 | if (!error) error = gbt_wait_for_remote_action(gb_main, gb_awar, remote.result()); |
---|
808 | } |
---|
809 | return error; |
---|
810 | } |
---|
811 | |
---|
812 | GB_ERROR GBT_remote_read_awar(GBDATA *gb_main, const char *application, const char *awar_name) { |
---|
813 | // needs to be public (needed by perl-macros) |
---|
814 | |
---|
815 | remote_awars remote(application); |
---|
816 | GB_ERROR error = start_remote_command_for_application(gb_main, remote); |
---|
817 | |
---|
818 | if (!error) { |
---|
819 | GBDATA *gb_awar = wait_for_dbentry(gb_main, remote.awar()); |
---|
820 | error = GB_begin_transaction(gb_main); |
---|
821 | if (!error) error = GB_write_string(gb_awar, awar_name); |
---|
822 | if (!error) error = GBT_write_string(gb_main, remote.action(), "AWAR_REMOTE_READ"); |
---|
823 | error = GB_end_transaction(gb_main, error); |
---|
824 | if (!error) error = gbt_wait_for_remote_action(gb_main, gb_awar, remote.value()); |
---|
825 | } |
---|
826 | return error; |
---|
827 | } |
---|
828 | |
---|
829 | inline char *find_macro_in(const char *dir, const char *macroname) { |
---|
830 | char *full = GBS_global_string_copy("%s/%s", dir, macroname); |
---|
831 | if (!GB_is_readablefile(full)) { |
---|
832 | freeset(full, GBS_global_string_copy("%s.amc", full)); |
---|
833 | if (!GB_is_readablefile(full)) freenull(full); |
---|
834 | } |
---|
835 | return full; |
---|
836 | } |
---|
837 | |
---|
838 | static char *fullMacroname(const char *macro_name) { |
---|
839 | /*! detect full path of 'macro_name' |
---|
840 | * @param macro_name full path or path relative to ARBMACRO or ARBMACROHOME |
---|
841 | * @return full path or NULL (in which case an error is exported) |
---|
842 | */ |
---|
843 | |
---|
844 | gb_assert(!GB_have_error()); |
---|
845 | |
---|
846 | if (GB_is_readablefile(macro_name)) return strdup(macro_name); |
---|
847 | |
---|
848 | char *in_ARBMACROHOME = find_macro_in(GB_getenvARBMACROHOME(), macro_name); |
---|
849 | char *in_ARBMACRO = find_macro_in(GB_getenvARBMACRO(), macro_name); |
---|
850 | char *result = NULL; |
---|
851 | |
---|
852 | if (in_ARBMACROHOME) { |
---|
853 | if (in_ARBMACRO) { |
---|
854 | GB_export_errorf("ambiguous macro name '%s'\n" |
---|
855 | "('%s' and\n" |
---|
856 | " '%s' exist both.\n" |
---|
857 | " You have to rename or delete one of them!)", |
---|
858 | macro_name, in_ARBMACROHOME, in_ARBMACRO); |
---|
859 | } |
---|
860 | else reassign(result, in_ARBMACROHOME); |
---|
861 | } |
---|
862 | else { |
---|
863 | if (in_ARBMACRO) reassign(result, in_ARBMACRO); |
---|
864 | else GB_export_errorf("Failed to detect macro '%s'", macro_name); |
---|
865 | } |
---|
866 | |
---|
867 | free(in_ARBMACRO); |
---|
868 | free(in_ARBMACROHOME); |
---|
869 | |
---|
870 | gb_assert(contradicted(result, GB_have_error())); |
---|
871 | |
---|
872 | return result; |
---|
873 | } |
---|
874 | |
---|
875 | inline const char *relative_inside(const char *dir, const char *fullpath) { |
---|
876 | if (ARB_strBeginsWith(fullpath, dir)) { |
---|
877 | const char *result = fullpath+strlen(dir); |
---|
878 | if (result[0] == '/') return result+1; |
---|
879 | } |
---|
880 | return NULL; |
---|
881 | } |
---|
882 | |
---|
883 | const char *GBT_relativeMacroname(const char *macro_name) { |
---|
884 | /*! make macro_name relative if it is located in or below ARBMACROHOME or ARBMACRO. |
---|
885 | * Inverse function of fullMacroname() |
---|
886 | * @return pointer into macro_name (relative part) or macro_name itself (if macro is located somewhere else) |
---|
887 | */ |
---|
888 | |
---|
889 | const char *result = relative_inside(GB_getenvARBMACROHOME(), macro_name); |
---|
890 | if (!result) result = relative_inside(GB_getenvARBMACRO(), macro_name); |
---|
891 | if (!result) result = macro_name; |
---|
892 | return result; |
---|
893 | } |
---|
894 | |
---|
895 | GB_ERROR GBT_macro_execute(const char *macro_name, bool loop_marked, bool run_async) { |
---|
896 | /*! simply execute a macro |
---|
897 | * |
---|
898 | * In doubt: do not use this function, instead use ../SL/MACROS/macros.hxx@execute_macro |
---|
899 | * |
---|
900 | * @param macro_name contains the macro filename (either with full path or relative to directories pointed to by ARBMACRO or ARBMACROHOME) |
---|
901 | * @param loop_marked if true -> call macro once for each marked species |
---|
902 | * @param run_async if true -> run perl asynchronously (will not detect perl failure in that case!) |
---|
903 | */ |
---|
904 | |
---|
905 | GB_ERROR error = NULL; |
---|
906 | char *fullMacro = fullMacroname(macro_name); |
---|
907 | if (!fullMacro) { |
---|
908 | error = GB_await_error(); |
---|
909 | } |
---|
910 | else { |
---|
911 | char *perl_args = NULL; |
---|
912 | if (loop_marked) { |
---|
913 | const char *with_all_marked = GB_path_in_ARBHOME("PERL_SCRIPTS/MACROS/with_all_marked.pl"); |
---|
914 | perl_args = GBS_global_string_copy("'%s' '%s'", with_all_marked, fullMacro); |
---|
915 | } |
---|
916 | else { |
---|
917 | perl_args = GBS_global_string_copy("'%s'", fullMacro); |
---|
918 | } |
---|
919 | |
---|
920 | char *cmd = GBS_global_string_copy("perl %s %s", perl_args, run_async ? "&" : ""); |
---|
921 | |
---|
922 | error = GBK_system(cmd); |
---|
923 | |
---|
924 | free(cmd); |
---|
925 | free(perl_args); |
---|
926 | free(fullMacro); |
---|
927 | } |
---|
928 | return error; |
---|
929 | } |
---|
930 | |
---|
931 | // --------------------------- |
---|
932 | // self-notification |
---|
933 | // --------------------------- |
---|
934 | // provides a mechanism to notify ARB after some external tool finishes |
---|
935 | |
---|
936 | #define ARB_NOTIFICATIONS "tmp/notify" |
---|
937 | |
---|
938 | /* DB structure for notifications : |
---|
939 | * |
---|
940 | * ARB_NOTIFICATIONS/counter GB_INT counts used ids |
---|
941 | * ARB_NOTIFICATIONS/notify/id GB_INT id of notification |
---|
942 | * ARB_NOTIFICATIONS/notify/message GB_STRING message of notification (set by callback) |
---|
943 | */ |
---|
944 | |
---|
945 | typedef void (*notify_cb_type)(const char *message, void *client_data); |
---|
946 | |
---|
947 | struct NotifyCb { |
---|
948 | notify_cb_type cb; |
---|
949 | void *client_data; |
---|
950 | }; |
---|
951 | |
---|
952 | static void notify_cb(GBDATA *gb_message, NotifyCb *pending, GB_CB_TYPE cb_type) { |
---|
953 | if (cb_type != GB_CB_DELETE) { |
---|
954 | GB_remove_callback(gb_message, GB_CB_CHANGED_OR_DELETED, makeDatabaseCallback(notify_cb, pending)); |
---|
955 | } |
---|
956 | |
---|
957 | if (cb_type == GB_CB_CHANGED) { |
---|
958 | int cb_done = 0; |
---|
959 | GB_ERROR error = 0; |
---|
960 | const char *message = GB_read_char_pntr(gb_message); |
---|
961 | if (!message) error = GB_await_error(); |
---|
962 | else { |
---|
963 | pending->cb(message, pending->client_data); |
---|
964 | cb_done = 1; |
---|
965 | } |
---|
966 | |
---|
967 | if (!cb_done) { |
---|
968 | gb_assert(error); |
---|
969 | GB_warningf("Notification failed (Reason: %s)\n", error); |
---|
970 | gb_assert(0); |
---|
971 | } |
---|
972 | } |
---|
973 | else { // called from GB_remove_last_notification |
---|
974 | gb_assert(cb_type == GB_CB_DELETE); |
---|
975 | } |
---|
976 | |
---|
977 | free(pending); |
---|
978 | } |
---|
979 | |
---|
980 | static int allocateNotificationID(GBDATA *gb_main, NotifyCb *pending) { |
---|
981 | /* returns a unique notification ID |
---|
982 | * or 0 (use GB_get_error() in this case) |
---|
983 | */ |
---|
984 | |
---|
985 | int id = 0; |
---|
986 | GB_ERROR error = GB_push_transaction(gb_main); |
---|
987 | |
---|
988 | if (!error) { |
---|
989 | GBDATA *gb_notify = GB_search(gb_main, ARB_NOTIFICATIONS, GB_CREATE_CONTAINER); |
---|
990 | |
---|
991 | if (gb_notify) { |
---|
992 | GBDATA *gb_counter = GB_searchOrCreate_int(gb_notify, "counter", 0); |
---|
993 | |
---|
994 | if (gb_counter) { |
---|
995 | int newid = GB_read_int(gb_counter) + 1; // increment counter |
---|
996 | error = GB_write_int(gb_counter, newid); |
---|
997 | |
---|
998 | if (!error) { |
---|
999 | // change transaction (to never use id twice!) |
---|
1000 | error = GB_pop_transaction(gb_main); |
---|
1001 | if (!error) error = GB_push_transaction(gb_main); |
---|
1002 | |
---|
1003 | if (!error) { |
---|
1004 | GBDATA *gb_notification = GB_create_container(gb_notify, "notify"); |
---|
1005 | |
---|
1006 | if (gb_notification) { |
---|
1007 | error = GBT_write_int(gb_notification, "id", newid); |
---|
1008 | if (!error) { |
---|
1009 | GBDATA *gb_message = GB_searchOrCreate_string(gb_notification, "message", ""); |
---|
1010 | |
---|
1011 | if (gb_message) { |
---|
1012 | error = GB_add_callback(gb_message, GB_CB_CHANGED_OR_DELETED, makeDatabaseCallback(notify_cb, pending)); |
---|
1013 | if (!error) { |
---|
1014 | id = newid; // success |
---|
1015 | } |
---|
1016 | } |
---|
1017 | } |
---|
1018 | } |
---|
1019 | } |
---|
1020 | } |
---|
1021 | } |
---|
1022 | } |
---|
1023 | } |
---|
1024 | |
---|
1025 | if (!id) { |
---|
1026 | if (!error) error = GB_await_error(); |
---|
1027 | error = GBS_global_string("Failed to allocate notification ID (%s)", error); |
---|
1028 | } |
---|
1029 | error = GB_end_transaction(gb_main, error); |
---|
1030 | if (error) GB_export_error(error); |
---|
1031 | |
---|
1032 | return id; |
---|
1033 | } |
---|
1034 | |
---|
1035 | |
---|
1036 | char *GB_generate_notification(GBDATA *gb_main, |
---|
1037 | void (*cb)(const char *message, void *client_data), |
---|
1038 | const char *message, void *client_data) |
---|
1039 | { |
---|
1040 | /* generates a call to 'arb_notify', meant to be inserted into some external system call. |
---|
1041 | * When that call is executed, the callback instantiated here will be called. |
---|
1042 | * |
---|
1043 | * Tip : To return variable results from the shell script, use the name of an environment |
---|
1044 | * variable in 'message' (e.g. "$RESULT") |
---|
1045 | */ |
---|
1046 | |
---|
1047 | int id; |
---|
1048 | char *arb_notify_call = 0; |
---|
1049 | NotifyCb *pending = (NotifyCb*)malloc(sizeof(*pending)); |
---|
1050 | |
---|
1051 | pending->cb = cb; |
---|
1052 | pending->client_data = client_data; |
---|
1053 | |
---|
1054 | id = allocateNotificationID(gb_main, pending); |
---|
1055 | if (id) { |
---|
1056 | arb_notify_call = GBS_global_string_copy("arb_notify %i \"%s\"", id, message); |
---|
1057 | } |
---|
1058 | else { |
---|
1059 | free(pending); |
---|
1060 | } |
---|
1061 | |
---|
1062 | return arb_notify_call; |
---|
1063 | } |
---|
1064 | |
---|
1065 | GB_ERROR GB_remove_last_notification(GBDATA *gb_main) { |
---|
1066 | // aborts the last notification |
---|
1067 | GB_ERROR error = GB_push_transaction(gb_main); |
---|
1068 | |
---|
1069 | if (!error) { |
---|
1070 | GBDATA *gb_notify = GB_search(gb_main, ARB_NOTIFICATIONS, GB_CREATE_CONTAINER); |
---|
1071 | if (gb_notify) { |
---|
1072 | GBDATA *gb_counter = GB_entry(gb_notify, "counter"); |
---|
1073 | if (gb_counter) { |
---|
1074 | int id = GB_read_int(gb_counter); |
---|
1075 | GBDATA *gb_id = GB_find_int(gb_notify, "id", id, SEARCH_GRANDCHILD); |
---|
1076 | |
---|
1077 | if (!gb_id) { |
---|
1078 | error = GBS_global_string("No notification for ID %i", id); |
---|
1079 | gb_assert(0); // GB_generate_notification() has not been called for 'id'! |
---|
1080 | } |
---|
1081 | else { |
---|
1082 | GBDATA *gb_message = GB_brother(gb_id, "message"); |
---|
1083 | |
---|
1084 | if (!gb_message) { |
---|
1085 | error = "Missing 'message' entry"; |
---|
1086 | } |
---|
1087 | else { |
---|
1088 | error = GB_delete(gb_message); // calls notify_cb |
---|
1089 | } |
---|
1090 | } |
---|
1091 | } |
---|
1092 | else { |
---|
1093 | error = "No notification generated yet"; |
---|
1094 | } |
---|
1095 | } |
---|
1096 | } |
---|
1097 | |
---|
1098 | error = GB_end_transaction(gb_main, error); |
---|
1099 | return error; |
---|
1100 | } |
---|
1101 | |
---|
1102 | GB_ERROR GB_notify(GBDATA *gb_main, int id, const char *message) { |
---|
1103 | /* called via 'arb_notify' |
---|
1104 | * 'id' has to be generated by GB_generate_notification() |
---|
1105 | * 'message' is passed to notification callback belonging to id |
---|
1106 | */ |
---|
1107 | |
---|
1108 | GB_ERROR error = 0; |
---|
1109 | GBDATA *gb_notify = GB_search(gb_main, ARB_NOTIFICATIONS, GB_FIND); |
---|
1110 | |
---|
1111 | if (!gb_notify) { |
---|
1112 | error = "Missing notification data"; |
---|
1113 | gb_assert(0); // GB_generate_notification() has not been called! |
---|
1114 | } |
---|
1115 | else { |
---|
1116 | GBDATA *gb_id = GB_find_int(gb_notify, "id", id, SEARCH_GRANDCHILD); |
---|
1117 | |
---|
1118 | if (!gb_id) { |
---|
1119 | error = GBS_global_string("No notification for ID %i", id); |
---|
1120 | } |
---|
1121 | else { |
---|
1122 | GBDATA *gb_message = GB_brother(gb_id, "message"); |
---|
1123 | |
---|
1124 | if (!gb_message) { |
---|
1125 | error = "Missing 'message' entry"; |
---|
1126 | } |
---|
1127 | else { |
---|
1128 | // callback the instantiating DB client |
---|
1129 | error = GB_write_string(gb_message, message); |
---|
1130 | } |
---|
1131 | } |
---|
1132 | } |
---|
1133 | |
---|
1134 | return error; |
---|
1135 | } |
---|
1136 | |
---|
1137 | // -------------------------------------------------------------------------------- |
---|
1138 | |
---|
1139 | #ifdef UNIT_TESTS |
---|
1140 | #include <test_unit.h> |
---|
1141 | |
---|
1142 | #define TEST_EXPECT_SCANNED_EQUALS(path,expected) do { \ |
---|
1143 | GB_transaction ta(gb_main); \ |
---|
1144 | StrArray fields; \ |
---|
1145 | GBT_scan_db(fields, gb_main, path); \ |
---|
1146 | char *joined = GBT_join_names(fields, ','); \ |
---|
1147 | TEST_EXPECT_EQUAL(joined, expected); \ |
---|
1148 | free(joined); \ |
---|
1149 | } while (0) |
---|
1150 | |
---|
1151 | void TEST_scan_db() { |
---|
1152 | GB_shell shell; |
---|
1153 | GBDATA *gb_main = GB_open("TEST_loadsave.arb", "r"); |
---|
1154 | |
---|
1155 | |
---|
1156 | TEST_EXPECT_SCANNED_EQUALS(NULL, |
---|
1157 | "alignment/aligned,alignment/alignment_len,alignment/alignment_name,alignment/alignment_rem,alignment/alignment_type,alignment/alignment_write_security,alignment/auto_format," |
---|
1158 | "byte,bytes,bytes,bytes," |
---|
1159 | "extended/acc,extended/ali_16s/data,extended/aligned,extended/errors,extended/full_name,extended/name," |
---|
1160 | "\nfloats,\tints,\tints_empty," |
---|
1161 | "key_data/key/key_hidden,key_data/key/key_name,key_data/key/key_type," |
---|
1162 | "species/AL,species/ARB_color,species/acc,species/ali_16s/data,species/bits_test,species/float_test,species/full_name,species/name,species/seqcheck,species/tax," |
---|
1163 | "str,str_percent,use"); |
---|
1164 | |
---|
1165 | TEST_EXPECT_SCANNED_EQUALS("species", "/AL,/ARB_color,/acc,/ali_16s/data,/bits_test,/float_test,/full_name,/name,/seqcheck,/tax"); |
---|
1166 | |
---|
1167 | TEST_REJECT(GB_have_error()); |
---|
1168 | |
---|
1169 | GB_close(gb_main); |
---|
1170 | } |
---|
1171 | |
---|
1172 | static arb_test::match_expectation macroFoundAs(const char *shortName, const char *expectedFullName_tmp, const char *expectedRelName, const char *partOfError) { |
---|
1173 | char *expectedFullName = nulldup(expectedFullName_tmp); |
---|
1174 | |
---|
1175 | using namespace arb_test; |
---|
1176 | expectation_group expected; |
---|
1177 | |
---|
1178 | { |
---|
1179 | char *found = fullMacroname(shortName); |
---|
1180 | expected.add(that(found).is_equal_to(expectedFullName)); |
---|
1181 | if (found) { |
---|
1182 | expected.add(that(GBT_relativeMacroname(found)).is_equal_to(expectedRelName)); |
---|
1183 | } |
---|
1184 | free(found); |
---|
1185 | } |
---|
1186 | |
---|
1187 | GB_ERROR error = GB_have_error() ? GB_await_error() : NULL; |
---|
1188 | if (partOfError) { |
---|
1189 | if (error) { |
---|
1190 | expected.add(that(error).does_contain(partOfError)); |
---|
1191 | } |
---|
1192 | else { |
---|
1193 | expected.add(that(error).does_differ_from_NULL()); |
---|
1194 | } |
---|
1195 | } |
---|
1196 | else { |
---|
1197 | expected.add(that(error).is_equal_to_NULL()); |
---|
1198 | } |
---|
1199 | |
---|
1200 | free(expectedFullName); |
---|
1201 | return all().ofgroup(expected); |
---|
1202 | } |
---|
1203 | |
---|
1204 | #define TEST_FULLMACRO_EQUALS(shortName,fullName,relName) TEST_EXPECTATION(macroFoundAs(shortName, fullName, relName, NULL)) |
---|
1205 | #define TEST_FULLMACRO_FAILS(shortName,expectedErrorPart) TEST_EXPECTATION(macroFoundAs(shortName, NULL, NULL, expectedErrorPart)) |
---|
1206 | |
---|
1207 | void TEST_find_macros() { |
---|
1208 | gb_getenv_hook old = GB_install_getenv_hook(arb_test::fakeenv); |
---|
1209 | |
---|
1210 | #define TEST "test" |
---|
1211 | #define RESERVED "reserved4ut" |
---|
1212 | #define TEST_AMC TEST ".amc" |
---|
1213 | #define RESERVED_AMC RESERVED ".amc" |
---|
1214 | |
---|
1215 | // unlink test.amc in ARBMACROHOME (from previous run) |
---|
1216 | // ../UNIT_TESTER/run/homefake/.arb_prop/macros |
---|
1217 | char *test_amc = strdup(GB_concat_path(GB_getenvARBMACROHOME(), TEST_AMC)); |
---|
1218 | char *res_amc = strdup(GB_concat_path(GB_getenvARBMACROHOME(), RESERVED_AMC)); |
---|
1219 | |
---|
1220 | TEST_EXPECT_DIFFERENT(GB_unlink(test_amc), -1); |
---|
1221 | TEST_EXPECT_DIFFERENT(GB_unlink(res_amc), -1); |
---|
1222 | |
---|
1223 | // check if it finds macros in ARBMACRO = ../lib/macros |
---|
1224 | TEST_FULLMACRO_EQUALS(TEST, GB_path_in_ARBLIB("macros/" TEST_AMC), TEST_AMC); |
---|
1225 | |
---|
1226 | // searching reserved4ut.amc should fail now (macro should not exists) |
---|
1227 | TEST_FULLMACRO_FAILS(RESERVED, "Failed to detect"); |
---|
1228 | |
---|
1229 | // -------------------------------- |
---|
1230 | // create 2 macros in ARBMACROHOME |
---|
1231 | TEST_EXPECT_NO_ERROR(GBK_system(GBS_global_string("touch '%s'; touch '%s'", test_amc, res_amc))); |
---|
1232 | |
---|
1233 | // searching test.amc should fail now (macro exists in ARBMACROHOME and ARBMACRO) |
---|
1234 | TEST_FULLMACRO_FAILS(TEST, "ambiguous macro name"); |
---|
1235 | |
---|
1236 | // check if it finds macros in ARBMACROHOME = ../UNIT_TESTER/run/homefake/.arb_prop/macros |
---|
1237 | TEST_FULLMACRO_EQUALS(RESERVED, res_amc, RESERVED_AMC); |
---|
1238 | |
---|
1239 | free(res_amc); |
---|
1240 | free(test_amc); |
---|
1241 | |
---|
1242 | TEST_EXPECT_EQUAL((void*)arb_test::fakeenv, (void*)GB_install_getenv_hook(old)); |
---|
1243 | } |
---|
1244 | TEST_PUBLISH(TEST_find_macros); |
---|
1245 | |
---|
1246 | #endif // UNIT_TESTS |
---|