2 * Copyright (c) 1995, Index Data.
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.10 1997-05-14 06:54:01 adam
10 * Revision 1.9 1997/02/19 14:46:15 adam
11 * The "all" specifier only affects elements that are indexed (and not
14 * Revision 1.8 1997/01/02 10:47:59 quinn
15 * Added optional, physical ANY
17 * Revision 1.7 1996/06/10 08:56:01 quinn
20 * Revision 1.6 1996/05/31 13:52:21 quinn
21 * Fixed uninitialized variable for local tags in abstract syntax.
23 * Revision 1.5 1996/05/09 07:27:43 quinn
24 * Multiple local attributes values supported.
26 * Revision 1.4 1996/05/01 12:45:28 quinn
27 * Support use of local tag names in abs file.
29 * Revision 1.3 1995/11/01 16:34:55 quinn
30 * Making data1 look for tables in data1_tabpath
32 * Revision 1.2 1995/11/01 13:54:44 quinn
35 * Revision 1.1 1995/11/01 11:56:06 quinn
36 * Added Retrieval (data management) functions en masse.
54 #define D1_MAX_NESTING 128
55 #define DATA1_MAX_SYNTAXES 30 /* max no of syntaxes to handle in one session */
57 static struct /* cache of abstract syntaxes */
61 } syntaxes[DATA1_MAX_SYNTAXES] = {{0,0}};
63 data1_absyn *data1_get_absyn(char *name)
68 for (i = 0; syntaxes[i].name; i++)
69 if (!strcmp(name, syntaxes[i].name))
70 return syntaxes[i].absyn;
72 if (i >= DATA1_MAX_SYNTAXES - 1)
74 logf(LOG_WARN, "Too many abstract syntaxes loaded");
77 sprintf(fname, "%s.abs", name);
78 if (!(syntaxes[i].absyn = data1_read_absyn(fname)))
80 if (!(syntaxes[i].name = xmalloc(strlen(name)+1)))
82 strcpy(syntaxes[i].name, name);
83 syntaxes[i+1].name = 0;
84 return syntaxes[i].absyn;
87 data1_esetname *data1_getesetbyname(data1_absyn *a, char *name)
91 for (r = a->esetnames; r; r = r->next)
92 if (!data1_matchstr(r->name, name))
97 data1_element *data1_getelementbytagname(data1_absyn *abs,
98 data1_element *parent, char *tagname)
105 r = parent->children;
106 for (; r; r = r->next)
110 for (n = r->tag->names; n; n = n->next)
111 if (!data1_matchstr(tagname, n->name))
117 data1_element *data1_getelementbyname(data1_absyn *absyn, char *name)
121 for (r = absyn->elements; r; r = r->next)
122 if (!data1_matchstr(r->name, name))
127 data1_absyn *data1_read_absyn(char *file)
129 char line[512], *r, cmd[512], args[512];
130 data1_absyn *res = 0;
132 data1_element **ppl[D1_MAX_NESTING], *cur[D1_MAX_NESTING];
133 data1_esetname **esetpp;
134 data1_maptab **maptabp;
135 data1_marctab **marcp;
136 data1_termlist *all = 0;
139 if (!(f = yaz_path_fopen(data1_tabpath, file, "r")))
141 logf(LOG_WARN|LOG_ERRNO, "%s", file);
145 if (!(res = xmalloc(sizeof(*res))))
148 res->reference = VAL_NONE;
154 maptabp = &res->maptabs;
158 ppl[0] = &res->elements;
160 esetpp = &res->esetnames;
164 while ((r = fgets(line, 512, f)))
166 while (*r && isspace(*r))
176 if (sscanf(r, "%s %[^\n]", cmd, args) < 2)
178 if (!strcmp(cmd, "elm"))
180 data1_element *new_element;
182 char path[512], name[512], termlists[512], *p;
186 if (sscanf(args, "%511s %511s %511s", path, name, termlists) < 3)
188 logf(LOG_WARN, "Bad # of args to elm in %s: '%s'",
198 if ((e = strchr(p, '/')))
205 logf(LOG_WARN, "Bad level inc in %s in '%s'", file, args);
210 if (!(new_element = cur[level] = *ppl[level] = xmalloc(sizeof(*new_element))))
212 new_element->next = new_element->children = 0;
213 new_element->tag = 0;
214 new_element->termlists = 0;
215 new_element->parent = level ? cur[level - 1] : 0;
216 tp = &new_element->termlists;
217 ppl[level] = &new_element->next;
218 ppl[level+1] = &new_element->children;
220 /* well-defined tag */
221 if (sscanf(p, "(%d,%d)", &type, &value) == 2)
225 logf(LOG_WARN, "No tagset loaded in %s", file);
229 if (!(new_element->tag = data1_gettagbynum(res->tagset, type, value)))
231 logf(LOG_WARN, "Couldn't find tag %s in tagset in %s",
240 data1_tag *nt = new_element->tag = xmalloc(sizeof(*new_element->tag));
241 nt->which = DATA1T_string;
242 nt->value.string = xstrdup(p);
243 nt->names = xmalloc(sizeof(*new_element->tag->names));
244 nt->names->name = nt->value.string;
246 nt->kind = DATA1K_string;
252 logf(LOG_WARN, "Bad element is %s", file);
257 /* parse termList definitions */
260 new_element->termlists = 0;
265 logf(LOG_WARN, "No attset loaded in %s", file);
271 char attname[512], structure[512];
274 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
277 logf(LOG_WARN, "Syntax error in termlistspec in %s",
283 strcpy(attname, name);
284 *tp = xmalloc(sizeof(**tp));
285 if (!((*tp)->att = data1_getattbyname(res->attset,
288 logf(LOG_WARN, "Couldn't find att '%s' in attset",
293 if (r < 2) /* is the structure qualified? */
294 (*tp)->structure = DATA1S_word;
295 else if (!data1_matchstr(structure, "w"))
296 (*tp)->structure = DATA1S_word;
297 else if (!data1_matchstr(structure, "p"))
298 (*tp)->structure = DATA1S_phrase;
303 while ((p = strchr(p, ',')) && *(++p));
304 *tp = all; /* append any ALL entries to the list */
307 new_element->name = xstrdup(name);
309 else if (!strcmp(cmd, "all"))
312 data1_termlist **tp = &all;
316 logf(LOG_WARN, "Too many ALL declarations in %s - ignored",
324 logf(LOG_WARN, "No attset loaded in %s", file);
330 char attname[512], structure[512];
333 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
336 logf(LOG_WARN, "Syntax error in termlistspec in %s",
341 *tp = xmalloc(sizeof(**tp));
342 if (!((*tp)->att = data1_getattbyname(res->attset,
345 logf(LOG_WARN, "Couldn't find att '%s' in attset",
350 if (r < 2) /* is the structure qualified? */
351 (*tp)->structure = DATA1S_word;
352 else if (!data1_matchstr(structure, "w"))
353 (*tp)->structure = DATA1S_word;
354 else if (!data1_matchstr(structure, "p"))
355 (*tp)->structure = DATA1S_phrase;
360 while ((p = strchr(p, ',')) && *(++p));
362 else if (!strcmp(cmd, "name"))
366 if (!sscanf(args, "%s", name))
368 logf(LOG_WARN, "%s malformed name directive in %s", file);
372 if (!(res->name = xmalloc(strlen(args)+1)))
374 strcpy(res->name, name);
376 else if (!strcmp(cmd, "reference"))
380 if (!sscanf(args, "%s", name))
382 logf(LOG_WARN, "%s malformed reference directive in %s", file);
386 if ((res->reference = oid_getvalbyname(name)) == VAL_NONE)
388 logf(LOG_WARN, "Unknown tagset ref '%s' in %s", name, file);
393 else if (!strcmp(cmd, "attset"))
397 if (!sscanf(args, "%s", name))
399 logf(LOG_WARN, "%s malformed attset directive in %s", file);
403 if (!(res->attset = data1_read_attset(name)))
405 logf(LOG_WARN, "Attset failed in %s", file);
410 else if (!strcmp(cmd, "tagset"))
414 if (!sscanf(args, "%s", name))
416 logf(LOG_WARN, "%s malformed tagset directive in %s", file);
420 if (!(res->tagset = data1_read_tagset(name)))
422 logf(LOG_WARN, "Tagset failed in %s", file);
427 else if (!strcmp(cmd, "varset"))
431 if (!sscanf(args, "%s", name))
433 logf(LOG_WARN, "%s malformed varset directive in %s", file);
437 if (!(res->varset = data1_read_varset(name)))
439 logf(LOG_WARN, "Varset failed in %s", file);
444 else if (!strcmp(cmd, "esetname"))
446 char name[512], fname[512];
448 if (sscanf(args, "%s %s", name, fname) != 2)
450 logf(LOG_WARN, "%s: Two arg's required for esetname directive");
454 *esetpp = xmalloc(sizeof(**esetpp));
455 (*esetpp)->name = xmalloc(strlen(name)+1);
456 strcpy((*esetpp)->name, name);
459 else if (!((*esetpp)->spec = data1_read_espec1(fname, 0)))
461 logf(LOG_WARN, "%s: Espec-1 read failed", file);
466 esetpp = &(*esetpp)->next;
468 else if (!strcmp(cmd, "maptab"))
472 if (sscanf(args, "%s", name) != 1)
474 logf(LOG_WARN, "%s: One argument required for maptab directive",
478 if (!(*maptabp = data1_read_maptab(name)))
480 logf(LOG_WARN, "%s: Failed to read maptab.");
483 maptabp = &(*maptabp)->next;
485 else if (!strcmp(cmd, "marc"))
489 if (sscanf(args, "%s", name) != 1)
491 logf(LOG_WARN, "%s: One argument required for marc directive",
495 if (!(*marcp = data1_read_marctab(name)))
497 logf(LOG_WARN, "%s: Failed to read marctab.");
500 marcp = &(*marcp)->next;
504 logf(LOG_WARN, "Unknown directive '%s' in %s", cmd, file);