2 * Copyright (c) 1995, Index Data.
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.9 1997-02-19 14:46:15 adam
8 * The "all" specifier only affects elements that are indexed (and not
11 * Revision 1.8 1997/01/02 10:47:59 quinn
12 * Added optional, physical ANY
14 * Revision 1.7 1996/06/10 08:56:01 quinn
17 * Revision 1.6 1996/05/31 13:52:21 quinn
18 * Fixed uninitialized variable for local tags in abstract syntax.
20 * Revision 1.5 1996/05/09 07:27:43 quinn
21 * Multiple local attributes values supported.
23 * Revision 1.4 1996/05/01 12:45:28 quinn
24 * Support use of local tag names in abs file.
26 * Revision 1.3 1995/11/01 16:34:55 quinn
27 * Making data1 look for tables in data1_tabpath
29 * Revision 1.2 1995/11/01 13:54:44 quinn
32 * Revision 1.1 1995/11/01 11:56:06 quinn
33 * Added Retrieval (data management) functions en masse.
51 #define D1_MAX_NESTING 128
52 #define DATA1_MAX_SYNTAXES 30 /* max no of syntaxes to handle in one session */
54 static struct /* cache of abstract syntaxes */
58 } syntaxes[DATA1_MAX_SYNTAXES] = {{0,0}};
60 data1_absyn *data1_get_absyn(char *name)
65 for (i = 0; syntaxes[i].name; i++)
66 if (!strcmp(name, syntaxes[i].name))
67 return syntaxes[i].absyn;
69 if (i >= DATA1_MAX_SYNTAXES - 1)
71 logf(LOG_WARN, "Too many abstract syntaxes loaded");
74 sprintf(fname, "%s.abs", name);
75 if (!(syntaxes[i].absyn = data1_read_absyn(fname)))
77 if (!(syntaxes[i].name = xmalloc(strlen(name)+1)))
79 strcpy(syntaxes[i].name, name);
80 syntaxes[i+1].name = 0;
81 return syntaxes[i].absyn;
84 data1_esetname *data1_getesetbyname(data1_absyn *a, char *name)
88 for (r = a->esetnames; r; r = r->next)
89 if (!data1_matchstr(r->name, name))
94 data1_element *data1_getelementbytagname(data1_absyn *abs,
95 data1_element *parent, char *tagname)
102 r = parent->children;
103 for (; r; r = r->next)
107 for (n = r->tag->names; n; n = n->next)
108 if (!data1_matchstr(tagname, n->name))
114 data1_element *data1_getelementbyname(data1_absyn *absyn, char *name)
118 for (r = absyn->elements; r; r = r->next)
119 if (!data1_matchstr(r->name, name))
124 data1_absyn *data1_read_absyn(char *file)
126 char line[512], *r, cmd[512], args[512];
127 data1_absyn *res = 0;
129 data1_element **ppl[D1_MAX_NESTING], *cur[D1_MAX_NESTING];
130 data1_esetname **esetpp;
131 data1_maptab **maptabp;
132 data1_marctab **marcp;
133 data1_termlist *all = 0;
136 if (!(f = yaz_path_fopen(data1_tabpath, file, "r")))
138 logf(LOG_WARN|LOG_ERRNO, "%s", file);
142 if (!(res = xmalloc(sizeof(*res))))
145 res->reference = VAL_NONE;
151 maptabp = &res->maptabs;
155 ppl[0] = &res->elements;
157 esetpp = &res->esetnames;
161 while ((r = fgets(line, 512, f)))
163 while (*r && isspace(*r))
173 if (sscanf(r, "%s %[^\n]", cmd, args) < 2)
175 if (!strcmp(cmd, "elm"))
179 char path[512], name[512], termlists[512], *p;
183 if (sscanf(args, "%511s %511s %511s", path, name, termlists) < 3)
185 logf(LOG_WARN, "Bad # of args to elm in %s: '%s'",
195 if ((e = strchr(p, '/')))
202 logf(LOG_WARN, "Bad level inc in %s in '%s'", file, args);
207 if (!(new = cur[level] = *ppl[level] = xmalloc(sizeof(*new))))
209 new->next = new->children = 0;
212 new->parent = level ? cur[level - 1] : 0;
213 tp = &new->termlists;
214 ppl[level] = &new->next;
215 ppl[level+1] = &new->children;
217 /* well-defined tag */
218 if (sscanf(p, "(%d,%d)", &type, &value) == 2)
222 logf(LOG_WARN, "No tagset loaded in %s", file);
226 if (!(new->tag = data1_gettagbynum(res->tagset, type, value)))
228 logf(LOG_WARN, "Couldn't find tag %s in tagset in %s",
237 data1_tag *nt = new->tag = xmalloc(sizeof(*new->tag));
238 nt->which = DATA1T_string;
239 nt->value.string = xstrdup(p);
240 nt->names = xmalloc(sizeof(*new->tag->names));
241 nt->names->name = nt->value.string;
243 nt->kind = DATA1K_string;
249 logf(LOG_WARN, "Bad element is %s", file);
254 /* parse termList definitions */
262 logf(LOG_WARN, "No attset loaded in %s", file);
268 char attname[512], structure[512];
271 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
274 logf(LOG_WARN, "Syntax error in termlistspec in %s",
280 strcpy(attname, name);
281 *tp = xmalloc(sizeof(**tp));
282 if (!((*tp)->att = data1_getattbyname(res->attset,
285 logf(LOG_WARN, "Couldn't find att '%s' in attset",
290 if (r < 2) /* is the structure qualified? */
291 (*tp)->structure = DATA1S_word;
292 else if (!data1_matchstr(structure, "w"))
293 (*tp)->structure = DATA1S_word;
294 else if (!data1_matchstr(structure, "p"))
295 (*tp)->structure = DATA1S_phrase;
300 while ((p = strchr(p, ',')) && *(++p));
301 *tp = all; /* append any ALL entries to the list */
304 new->name = xstrdup(name);
306 else if (!strcmp(cmd, "all"))
309 data1_termlist **tp = &all;
313 logf(LOG_WARN, "Too many ALL declarations in %s - ignored",
321 logf(LOG_WARN, "No attset loaded in %s", file);
327 char attname[512], structure[512];
330 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
333 logf(LOG_WARN, "Syntax error in termlistspec in %s",
338 *tp = xmalloc(sizeof(**tp));
339 if (!((*tp)->att = data1_getattbyname(res->attset,
342 logf(LOG_WARN, "Couldn't find att '%s' in attset",
347 if (r < 2) /* is the structure qualified? */
348 (*tp)->structure = DATA1S_word;
349 else if (!data1_matchstr(structure, "w"))
350 (*tp)->structure = DATA1S_word;
351 else if (!data1_matchstr(structure, "p"))
352 (*tp)->structure = DATA1S_phrase;
357 while ((p = strchr(p, ',')) && *(++p));
359 else if (!strcmp(cmd, "name"))
363 if (!sscanf(args, "%s", name))
365 logf(LOG_WARN, "%s malformed name directive in %s", file);
369 if (!(res->name = xmalloc(strlen(args)+1)))
371 strcpy(res->name, name);
373 else if (!strcmp(cmd, "reference"))
377 if (!sscanf(args, "%s", name))
379 logf(LOG_WARN, "%s malformed reference directive in %s", file);
383 if ((res->reference = oid_getvalbyname(name)) == VAL_NONE)
385 logf(LOG_WARN, "Unknown tagset ref '%s' in %s", name, file);
390 else if (!strcmp(cmd, "attset"))
394 if (!sscanf(args, "%s", name))
396 logf(LOG_WARN, "%s malformed attset directive in %s", file);
400 if (!(res->attset = data1_read_attset(name)))
402 logf(LOG_WARN, "Attset failed in %s", file);
407 else if (!strcmp(cmd, "tagset"))
411 if (!sscanf(args, "%s", name))
413 logf(LOG_WARN, "%s malformed tagset directive in %s", file);
417 if (!(res->tagset = data1_read_tagset(name)))
419 logf(LOG_WARN, "Tagset failed in %s", file);
424 else if (!strcmp(cmd, "varset"))
428 if (!sscanf(args, "%s", name))
430 logf(LOG_WARN, "%s malformed varset directive in %s", file);
434 if (!(res->varset = data1_read_varset(name)))
436 logf(LOG_WARN, "Varset failed in %s", file);
441 else if (!strcmp(cmd, "esetname"))
443 char name[512], fname[512];
445 if (sscanf(args, "%s %s", name, fname) != 2)
447 logf(LOG_WARN, "%s: Two arg's required for esetname directive");
451 *esetpp = xmalloc(sizeof(**esetpp));
452 (*esetpp)->name = xmalloc(strlen(name)+1);
453 strcpy((*esetpp)->name, name);
456 else if (!((*esetpp)->spec = data1_read_espec1(fname, 0)))
458 logf(LOG_WARN, "%s: Espec-1 read failed", file);
463 esetpp = &(*esetpp)->next;
465 else if (!strcmp(cmd, "maptab"))
469 if (sscanf(args, "%s", name) != 1)
471 logf(LOG_WARN, "%s: One argument required for maptab directive",
475 if (!(*maptabp = data1_read_maptab(name)))
477 logf(LOG_WARN, "%s: Failed to read maptab.");
480 maptabp = &(*maptabp)->next;
482 else if (!strcmp(cmd, "marc"))
486 if (sscanf(args, "%s", name) != 1)
488 logf(LOG_WARN, "%s: One argument required for marc directive",
492 if (!(*marcp = data1_read_marctab(name)))
494 logf(LOG_WARN, "%s: Failed to read marctab.");
497 marcp = &(*marcp)->next;
501 logf(LOG_WARN, "Unknown directive '%s' in %s", cmd, file);