2 * Copyright (C) 1994-1999, Index Data
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.16 2002-07-25 13:06:44 adam
8 * Character set negotiation updates
10 * Revision 1.15 2002/03/20 20:24:30 adam
11 * Hits per term. Returned in SearchResult-1
13 * Revision 1.14 1999/05/26 07:49:14 adam
16 * Revision 1.13 1999/02/02 14:51:33 adam
17 * Updated WIN32 code specific sections. Changed header.
19 * Revision 1.12 1998/04/26 10:56:57 adam
20 * Added include of string.h.
22 * Revision 1.11 1998/03/05 08:36:28 adam
23 * New result set model.
25 * Revision 1.10 1998/02/10 11:56:46 adam
26 * Implemented rset_dup.
28 * Revision 1.9 1996/10/29 13:55:21 adam
29 * Include of zebrautl.h instead of alexutil.h.
31 * Revision 1.8 1995/12/11 09:15:23 adam
32 * New set types: sand/sor/snot - ranked versions of and/or/not in
33 * ranked/semi-ranked result sets.
34 * Note: the snot not finished yet.
35 * New rset member: flag.
36 * Bug fix: r_delete in rsrel.c did free bad memory block.
38 * Revision 1.7 1995/10/12 12:41:56 adam
39 * Private info (buf) moved from struct rset_control to struct rset.
40 * Bug fixes in relevance.
42 * Revision 1.6 1995/09/08 14:52:41 adam
43 * Work on relevance feedback.
45 * Revision 1.5 1995/09/07 13:58:43 adam
46 * New parameter: result-set file descriptor (RSFD) to support multiple
47 * positions within the same result-set.
48 * Boolean operators: and, or, not implemented.
50 * Revision 1.4 1995/09/06 16:11:56 adam
51 * More work on boolean sets.
53 * Revision 1.3 1995/09/04 15:20:39 adam
54 * More work on temp sets. is_open member removed.
56 * Revision 1.2 1995/09/04 12:33:56 adam
57 * Various cleanup. YAZ util used instead.
59 * Revision 1.1 1994/11/04 13:21:28 quinn
70 RSET rset_create(const struct rset_control *sel, void *parms)
75 logf (LOG_DEBUG, "rs_create(%s)", sel->desc);
76 rnew = (RSET) xmalloc(sizeof(*rnew));
80 rnew->rset_terms = NULL;
81 rnew->no_rset_terms = 0;
82 rnew->buf = (*sel->f_create)(rnew, sel, parms);
83 logf (LOG_DEBUG, "no_rset_terms: %d", rnew->no_rset_terms);
84 for (i = 0; i<rnew->no_rset_terms; i++)
85 logf (LOG_DEBUG, " %s", rnew->rset_terms[i]->name);
89 void rset_delete (RSET rs)
94 (*rs->control->f_delete)(rs);
99 RSET rset_dup (RSET rs)
105 RSET_TERM *rset_terms(RSET rs, int *no)
107 *no = rs->no_rset_terms;
108 return rs->rset_terms;
111 RSET_TERM rset_term_create (const char *name, int length, const char *flags,
114 RSET_TERM t = (RSET_TERM) xmalloc (sizeof(*t));
117 else if (length == -1)
118 t->name = xstrdup (name);
121 t->name = (char*) xmalloc (length+1);
122 memcpy (t->name, name, length);
123 t->name[length] = '\0';
128 t->flags = xstrdup (flags);
135 void rset_term_destroy (RSET_TERM t)
142 RSET_TERM rset_term_dup (RSET_TERM t)
144 RSET_TERM nt = (RSET_TERM) xmalloc (sizeof(*nt));
146 nt->name = xstrdup (t->name);
150 nt->flags = xstrdup (t->flags);