2 * Copyright (c) 1995-1997, Index Data.
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.12 1997-09-17 12:10:34 adam
10 * Revision 1.11 1997/09/05 09:50:55 adam
11 * Removed global data1_tabpath - uses data1_get_tabpath() instead.
13 * Revision 1.10 1997/05/14 06:54:01 adam
16 * Revision 1.9 1997/02/19 14:46:15 adam
17 * The "all" specifier only affects elements that are indexed (and not
20 * Revision 1.8 1997/01/02 10:47:59 quinn
21 * Added optional, physical ANY
23 * Revision 1.7 1996/06/10 08:56:01 quinn
26 * Revision 1.6 1996/05/31 13:52:21 quinn
27 * Fixed uninitialized variable for local tags in abstract syntax.
29 * Revision 1.5 1996/05/09 07:27:43 quinn
30 * Multiple local attributes values supported.
32 * Revision 1.4 1996/05/01 12:45:28 quinn
33 * Support use of local tag names in abs file.
35 * Revision 1.3 1995/11/01 16:34:55 quinn
36 * Making data1 look for tables in data1_tabpath
38 * Revision 1.2 1995/11/01 13:54:44 quinn
41 * Revision 1.1 1995/11/01 11:56:06 quinn
42 * Added Retrieval (data management) functions en masse.
59 #define D1_MAX_NESTING 128
61 struct data1_absyn_cache_info
65 data1_absyn_cache next;
68 data1_absyn *data1_absyn_search (data1_handle dh, const char *name)
70 data1_absyn_cache p = *data1_absyn_cache_get (dh);
74 if (!strcmp (name, p->name))
81 data1_absyn *data1_absyn_add (data1_handle dh, const char *name)
84 NMEM mem = data1_nmem_get (dh);
86 data1_absyn_cache p = nmem_malloc (mem, sizeof(*p));
87 data1_absyn_cache *pp = data1_absyn_cache_get (dh);
89 sprintf(fname, "%s.abs", name);
90 p->absyn = data1_read_absyn (dh, fname);
91 p->name = nmem_strdup (mem, name);
97 data1_absyn *data1_get_absyn (data1_handle dh, char *name)
101 if (!(absyn = data1_absyn_search (dh, name)))
102 absyn = data1_absyn_add (dh, name);
106 data1_esetname *data1_getesetbyname(data1_handle dh, data1_absyn *a,
111 for (r = a->esetnames; r; r = r->next)
112 if (!data1_matchstr(r->name, name))
117 data1_element *data1_getelementbytagname (data1_handle dh, data1_absyn *abs,
118 data1_element *parent,
126 r = parent->children;
127 for (; r; r = r->next)
131 for (n = r->tag->names; n; n = n->next)
132 if (!data1_matchstr(tagname, n->name))
138 data1_element *data1_getelementbyname (data1_handle dh, data1_absyn *absyn,
143 for (r = absyn->elements; r; r = r->next)
144 if (!data1_matchstr(r->name, name))
149 data1_absyn *data1_read_absyn (data1_handle dh, const char *file)
151 char line[512], *r, cmd[512], args[512];
152 data1_absyn *res = 0;
154 data1_element **ppl[D1_MAX_NESTING], *cur[D1_MAX_NESTING];
155 data1_esetname **esetpp;
156 data1_maptab **maptabp;
157 data1_marctab **marcp;
158 data1_termlist *all = 0;
161 if (!(f = yaz_path_fopen(data1_get_tabpath (dh), file, "r")))
163 logf(LOG_WARN|LOG_ERRNO, "%s", file);
167 res = nmem_malloc(data1_nmem_get(dh), sizeof(*res));
169 res->reference = VAL_NONE;
175 maptabp = &res->maptabs;
179 ppl[0] = &res->elements;
181 esetpp = &res->esetnames;
185 while ((r = fgets(line, 512, f)))
187 while (*r && isspace(*r))
197 if (sscanf(r, "%s %[^\n]", cmd, args) < 2)
199 if (!strcmp(cmd, "elm"))
201 data1_element *new_element;
203 char path[512], name[512], termlists[512], *p;
207 if (sscanf(args, "%511s %511s %511s", path, name, termlists) < 3)
209 logf(LOG_WARN, "Bad # of args to elm in %s: '%s'",
219 if ((e = strchr(p, '/')))
226 logf(LOG_WARN, "Bad level inc in %s in '%s'", file, args);
231 new_element = cur[level] = *ppl[level] =
232 nmem_malloc(data1_nmem_get(dh), sizeof(*new_element));
233 new_element->next = new_element->children = 0;
234 new_element->tag = 0;
235 new_element->termlists = 0;
236 new_element->parent = level ? cur[level - 1] : 0;
237 tp = &new_element->termlists;
238 ppl[level] = &new_element->next;
239 ppl[level+1] = &new_element->children;
241 /* well-defined tag */
242 if (sscanf(p, "(%d,%d)", &type, &value) == 2)
246 logf(LOG_WARN, "No tagset loaded in %s", file);
250 if (!(new_element->tag = data1_gettagbynum (dh, res->tagset,
253 logf(LOG_WARN, "Couldn't find tag %s in tagset in %s",
263 new_element->tag = nmem_malloc(data1_nmem_get (dh),
264 sizeof(*new_element->tag));
265 nt->which = DATA1T_string;
266 nt->value.string = xstrdup(p);
267 nt->names = nmem_malloc(data1_nmem_get(dh),
268 sizeof(*new_element->tag->names));
269 nt->names->name = nt->value.string;
271 nt->kind = DATA1K_string;
277 logf(LOG_WARN, "Bad element is %s", file);
282 /* parse termList definitions */
285 new_element->termlists = 0;
290 logf(LOG_WARN, "No attset loaded in %s", file);
296 char attname[512], structure[512];
299 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
302 logf(LOG_WARN, "Syntax error in termlistspec in %s",
308 strcpy(attname, name);
309 *tp = nmem_malloc(data1_nmem_get(dh), sizeof(**tp));
311 if (!((*tp)->att = data1_getattbyname(dh, res->attset,
314 logf(LOG_WARN, "Couldn't find att '%s' in attset",
319 if (r < 2) /* is the structure qualified? */
320 (*tp)->structure = DATA1S_word;
321 else if (!data1_matchstr(structure, "w"))
322 (*tp)->structure = DATA1S_word;
323 else if (!data1_matchstr(structure, "p"))
324 (*tp)->structure = DATA1S_phrase;
328 while ((p = strchr(p, ',')) && *(++p));
329 *tp = all; /* append any ALL entries to the list */
332 new_element->name = xstrdup(name);
334 else if (!strcmp(cmd, "all"))
337 data1_termlist **tp = &all;
341 logf(LOG_WARN, "Too many ALL declarations in %s - ignored",
349 logf(LOG_WARN, "No attset loaded in %s", file);
355 char attname[512], structure[512];
358 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
361 logf(LOG_WARN, "Syntax error in termlistspec in %s",
366 *tp = nmem_malloc(data1_nmem_get(dh), sizeof(**tp));
367 if (!((*tp)->att = data1_getattbyname (dh, res->attset,
370 logf(LOG_WARN, "Couldn't find att '%s' in attset",
375 if (r < 2) /* is the structure qualified? */
376 (*tp)->structure = DATA1S_word;
377 else if (!data1_matchstr(structure, "w"))
378 (*tp)->structure = DATA1S_word;
379 else if (!data1_matchstr(structure, "p"))
380 (*tp)->structure = DATA1S_phrase;
385 while ((p = strchr(p, ',')) && *(++p));
387 else if (!strcmp(cmd, "name"))
391 if (!sscanf(args, "%s", name))
393 logf(LOG_WARN, "%s malformed name directive in %s", file);
397 res->name = nmem_strdup(data1_nmem_get(dh), args);
399 else if (!strcmp(cmd, "reference"))
403 if (!sscanf(args, "%s", name))
405 logf(LOG_WARN, "%s malformed reference directive in %s", file);
409 if ((res->reference = oid_getvalbyname(name)) == VAL_NONE)
411 logf(LOG_WARN, "Unknown tagset ref '%s' in %s", name, file);
416 else if (!strcmp(cmd, "attset"))
420 if (!sscanf(args, "%s", name))
422 logf(LOG_WARN, "%s malformed attset directive in %s", file);
426 if (!(res->attset = data1_read_attset (dh, name)))
428 logf(LOG_WARN, "Attset failed in %s", file);
433 else if (!strcmp(cmd, "tagset"))
437 if (!sscanf(args, "%s", name))
439 logf(LOG_WARN, "%s malformed tagset directive in %s", file);
443 if (!(res->tagset = data1_read_tagset (dh, name)))
445 logf(LOG_WARN, "Tagset failed in %s", file);
450 else if (!strcmp(cmd, "varset"))
454 if (!sscanf(args, "%s", name))
456 logf(LOG_WARN, "%s malformed varset directive in %s", file);
460 if (!(res->varset = data1_read_varset (dh, name)))
462 logf(LOG_WARN, "Varset failed in %s", file);
467 else if (!strcmp(cmd, "esetname"))
469 char name[512], fname[512];
471 if (sscanf(args, "%s %s", name, fname) != 2)
473 logf(LOG_WARN, "%s: Two arg's required for esetname directive");
477 *esetpp = nmem_malloc(data1_nmem_get(dh), sizeof(**esetpp));
478 (*esetpp)->name = nmem_strdup(data1_nmem_get(dh), name);
482 else if (!((*esetpp)->spec = data1_read_espec1 (dh, fname, 0)))
484 logf(LOG_WARN, "%s: Espec-1 read failed", file);
488 esetpp = &(*esetpp)->next;
490 else if (!strcmp(cmd, "maptab"))
494 if (sscanf(args, "%s", name) != 1)
496 logf(LOG_WARN, "%s: One argument required for maptab directive",
500 if (!(*maptabp = data1_read_maptab (dh, name)))
502 logf(LOG_WARN, "%s: Failed to read maptab.");
505 maptabp = &(*maptabp)->next;
507 else if (!strcmp(cmd, "marc"))
511 if (sscanf(args, "%s", name) != 1)
513 logf(LOG_WARN, "%s: One argument required for marc directive",
517 if (!(*marcp = data1_read_marctab (dh, name)))
519 logf(LOG_WARN, "%s: Failed to read marctab.");
522 marcp = &(*marcp)->next;
526 logf(LOG_WARN, "Unknown directive '%s' in %s", cmd, file);