* Sebastian Hammer, Adam Dickmeiss
*
* $Log: rsisamc.c,v $
- * Revision 1.8 1999-11-30 13:48:04 adam
+ * Revision 1.10 2002-04-04 14:14:13 adam
+ * Multiple registers (alpha early)
+ *
+ * Revision 1.9 2002/03/20 20:24:30 adam
+ * Hits per term. Returned in SearchResult-1
+ *
+ * Revision 1.8 1999/11/30 13:48:04 adam
* Improved installation. Updated for inclusion of YAZ header files.
*
* Revision 1.7 1999/05/26 07:49:14 adam
ISAMC_PP pt;
struct rset_pp_info *next;
struct rset_isamc_info *info;
+ int *countp;
+ void *buf;
};
struct rset_isamc_info {
ISAMC is;
ISAMC_P pos;
+ int key_size;
+ int (*cmp)(const void *p1, const void *p2);
struct rset_pp_info *ispt_list;
};
info = (struct rset_isamc_info *) xmalloc (sizeof(*info));
info->is = pt->is;
info->pos = pt->pos;
+ info->key_size = pt->key_size;
+ info->cmp = pt->cmp;
info->ispt_list = NULL;
ct->no_rset_terms = 1;
ct->rset_terms = (RSET_TERM *) xmalloc (sizeof(*ct->rset_terms));
ptinfo->info = info;
if (ct->rset_terms[0]->nn < 0)
ct->rset_terms[0]->nn = isc_pp_num (ptinfo->pt);
+ ct->rset_terms[0]->count = 0;
+ ptinfo->countp = &ct->rset_terms[0]->count;
+ ptinfo->buf = xmalloc (info->key_size);
return ptinfo;
}
for (ptinfop = &info->ispt_list; *ptinfop; ptinfop = &(*ptinfop)->next)
if (*ptinfop == rfd)
{
+ xfree ((*ptinfop)->buf);
isc_pp_close ((*ptinfop)->pt);
*ptinfop = (*ptinfop)->next;
xfree (rfd);
static int r_read (RSFD rfd, void *buf, int *term_index)
{
+ struct rset_pp_info *pinfo = (struct rset_pp_info *) rfd;
+ int r;
*term_index = 0;
- return isc_pp_read( ((struct rset_pp_info*) rfd)->pt, buf);
+ r = isc_pp_read(pinfo->pt, buf);
+ if (r > 0)
+ {
+ if (*pinfo->countp == 0 || (*pinfo->info->cmp)(buf, pinfo->buf) > 1)
+ {
+ memcpy (pinfo->buf, buf, pinfo->info->key_size);
+ (*pinfo->countp)++;
+ }
+ }
+ return r;
}
static int r_write (RSFD rfd, const void *buf)