2 * Copyright (c) 1995, Index Data.
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.8 1997-01-02 10:47:59 quinn
8 * Added optional, physical ANY
10 * Revision 1.7 1996/06/10 08:56:01 quinn
13 * Revision 1.6 1996/05/31 13:52:21 quinn
14 * Fixed uninitialized variable for local tags in abstract syntax.
16 * Revision 1.5 1996/05/09 07:27:43 quinn
17 * Multiple local attributes values supported.
19 * Revision 1.4 1996/05/01 12:45:28 quinn
20 * Support use of local tag names in abs file.
22 * Revision 1.3 1995/11/01 16:34:55 quinn
23 * Making data1 look for tables in data1_tabpath
25 * Revision 1.2 1995/11/01 13:54:44 quinn
28 * Revision 1.1 1995/11/01 11:56:06 quinn
29 * Added Retrieval (data management) functions en masse.
47 #define D1_MAX_NESTING 128
48 #define DATA1_MAX_SYNTAXES 30 /* max no of syntaxes to handle in one session */
50 static struct /* cache of abstract syntaxes */
54 } syntaxes[DATA1_MAX_SYNTAXES] = {{0,0}};
56 data1_absyn *data1_get_absyn(char *name)
61 for (i = 0; syntaxes[i].name; i++)
62 if (!strcmp(name, syntaxes[i].name))
63 return syntaxes[i].absyn;
65 if (i >= DATA1_MAX_SYNTAXES - 1)
67 logf(LOG_WARN, "Too many abstract syntaxes loaded");
70 sprintf(fname, "%s.abs", name);
71 if (!(syntaxes[i].absyn = data1_read_absyn(fname)))
73 if (!(syntaxes[i].name = xmalloc(strlen(name)+1)))
75 strcpy(syntaxes[i].name, name);
76 syntaxes[i+1].name = 0;
77 return syntaxes[i].absyn;
80 data1_esetname *data1_getesetbyname(data1_absyn *a, char *name)
84 for (r = a->esetnames; r; r = r->next)
85 if (!data1_matchstr(r->name, name))
90 data1_element *data1_getelementbytagname(data1_absyn *abs,
91 data1_element *parent, char *tagname)
99 for (; r; r = r->next)
103 for (n = r->tag->names; n; n = n->next)
104 if (!data1_matchstr(tagname, n->name))
110 data1_element *data1_getelementbyname(data1_absyn *absyn, char *name)
114 for (r = absyn->elements; r; r = r->next)
115 if (!data1_matchstr(r->name, name))
120 data1_absyn *data1_read_absyn(char *file)
122 char line[512], *r, cmd[512], args[512];
123 data1_absyn *res = 0;
125 data1_element **ppl[D1_MAX_NESTING], *cur[D1_MAX_NESTING];
126 data1_esetname **esetpp;
127 data1_maptab **maptabp;
128 data1_marctab **marcp;
129 data1_termlist *all = 0;
132 if (!(f = yaz_path_fopen(data1_tabpath, file, "r")))
134 logf(LOG_WARN|LOG_ERRNO, "%s", file);
138 if (!(res = xmalloc(sizeof(*res))))
141 res->reference = VAL_NONE;
147 maptabp = &res->maptabs;
151 ppl[0] = &res->elements;
153 esetpp = &res->esetnames;
157 while ((r = fgets(line, 512, f)))
159 while (*r && isspace(*r))
169 if (sscanf(r, "%s %[^\n]", cmd, args) < 2)
171 if (!strcmp(cmd, "elm"))
175 char path[512], name[512], termlists[512], *p;
179 if (sscanf(args, "%511s %511s %511s", path, name, termlists) < 3)
181 logf(LOG_WARN, "Bad # of args to elm in %s: '%s'",
191 if ((e = strchr(p, '/')))
198 logf(LOG_WARN, "Bad level inc in %s in '%s'", file, args);
203 if (!(new = cur[level] = *ppl[level] = xmalloc(sizeof(*new))))
205 new->next = new->children = 0;
208 new->parent = level ? cur[level - 1] : 0;
209 tp = &new->termlists;
210 ppl[level] = &new->next;
211 ppl[level+1] = &new->children;
213 /* well-defined tag */
214 if (sscanf(p, "(%d,%d)", &type, &value) == 2)
218 logf(LOG_WARN, "No tagset loaded in %s", file);
222 if (!(new->tag = data1_gettagbynum(res->tagset, type, value)))
224 logf(LOG_WARN, "Couldn't find tag %s in tagset in %s",
233 data1_tag *nt = new->tag = xmalloc(sizeof(*new->tag));
234 nt->which = DATA1T_string;
235 nt->value.string = xstrdup(p);
236 nt->names = xmalloc(sizeof(*new->tag->names));
237 nt->names->name = nt->value.string;
239 nt->kind = DATA1K_string;
245 logf(LOG_WARN, "Bad element is %s", file);
250 /* parse termList definitions */
258 logf(LOG_WARN, "No attset loaded in %s", file);
264 char attname[512], structure[512];
267 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
270 logf(LOG_WARN, "Syntax error in termlistspec in %s",
276 strcpy(attname, name);
277 *tp = xmalloc(sizeof(**tp));
278 if (!((*tp)->att = data1_getattbyname(res->attset,
281 logf(LOG_WARN, "Couldn't find att '%s' in attset",
286 if (r < 2) /* is the structure qualified? */
287 (*tp)->structure = DATA1S_word;
288 else if (!data1_matchstr(structure, "w"))
289 (*tp)->structure = DATA1S_word;
290 else if (!data1_matchstr(structure, "p"))
291 (*tp)->structure = DATA1S_phrase;
296 while ((p = strchr(p, ',')) && *(++p));
298 *tp = all; /* append any ALL entries to the list */
300 new->name = xstrdup(name);
302 else if (!strcmp(cmd, "all"))
305 data1_termlist **tp = &all;
309 logf(LOG_WARN, "Too many ALL declarations in %s - ignored",
317 logf(LOG_WARN, "No attset loaded in %s", file);
323 char attname[512], structure[512];
326 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
329 logf(LOG_WARN, "Syntax error in termlistspec in %s",
334 *tp = xmalloc(sizeof(**tp));
335 if (!((*tp)->att = data1_getattbyname(res->attset,
338 logf(LOG_WARN, "Couldn't find att '%s' in attset",
343 if (r < 2) /* is the structure qualified? */
344 (*tp)->structure = DATA1S_word;
345 else if (!data1_matchstr(structure, "w"))
346 (*tp)->structure = DATA1S_word;
347 else if (!data1_matchstr(structure, "p"))
348 (*tp)->structure = DATA1S_phrase;
353 while ((p = strchr(p, ',')) && *(++p));
355 else if (!strcmp(cmd, "name"))
359 if (!sscanf(args, "%s", name))
361 logf(LOG_WARN, "%s malformed name directive in %s", file);
365 if (!(res->name = xmalloc(strlen(args)+1)))
367 strcpy(res->name, name);
369 else if (!strcmp(cmd, "reference"))
373 if (!sscanf(args, "%s", name))
375 logf(LOG_WARN, "%s malformed reference directive in %s", file);
379 if ((res->reference = oid_getvalbyname(name)) == VAL_NONE)
381 logf(LOG_WARN, "Unknown tagset ref '%s' in %s", name, file);
386 else if (!strcmp(cmd, "attset"))
390 if (!sscanf(args, "%s", name))
392 logf(LOG_WARN, "%s malformed attset directive in %s", file);
396 if (!(res->attset = data1_read_attset(name)))
398 logf(LOG_WARN, "Attset failed in %s", file);
403 else if (!strcmp(cmd, "tagset"))
407 if (!sscanf(args, "%s", name))
409 logf(LOG_WARN, "%s malformed tagset directive in %s", file);
413 if (!(res->tagset = data1_read_tagset(name)))
415 logf(LOG_WARN, "Tagset failed in %s", file);
420 else if (!strcmp(cmd, "varset"))
424 if (!sscanf(args, "%s", name))
426 logf(LOG_WARN, "%s malformed varset directive in %s", file);
430 if (!(res->varset = data1_read_varset(name)))
432 logf(LOG_WARN, "Varset failed in %s", file);
437 else if (!strcmp(cmd, "esetname"))
439 char name[512], fname[512];
441 if (sscanf(args, "%s %s", name, fname) != 2)
443 logf(LOG_WARN, "%s: Two arg's required for esetname directive");
447 *esetpp = xmalloc(sizeof(**esetpp));
448 (*esetpp)->name = xmalloc(strlen(name)+1);
449 strcpy((*esetpp)->name, name);
452 else if (!((*esetpp)->spec = data1_read_espec1(fname, 0)))
454 logf(LOG_WARN, "%s: Espec-1 read failed", file);
459 esetpp = &(*esetpp)->next;
461 else if (!strcmp(cmd, "maptab"))
465 if (sscanf(args, "%s", name) != 1)
467 logf(LOG_WARN, "%s: One argument required for maptab directive",
471 if (!(*maptabp = data1_read_maptab(name)))
473 logf(LOG_WARN, "%s: Failed to read maptab.");
476 maptabp = &(*maptabp)->next;
478 else if (!strcmp(cmd, "marc"))
482 if (sscanf(args, "%s", name) != 1)
484 logf(LOG_WARN, "%s: One argument required for marc directive",
488 if (!(*marcp = data1_read_marctab(name)))
490 logf(LOG_WARN, "%s: Failed to read marctab.");
493 marcp = &(*marcp)->next;
497 logf(LOG_WARN, "Unknown directive '%s' in %s", cmd, file);