+ (*rs->control->f_close)(rfd);
+
+ yaz_log(log_level, "rfd_delete_base: rfd=%p rs=%p priv=%p fl=%p",
+ rfd, rs, rfd->priv, rs->free_list);
+ for (pfd = &rs->use_list; *pfd; pfd = &(*pfd)->next)
+ if (*pfd == rfd)
+ {
+ *pfd = (*pfd)->next;
+ rfd->next = rs->free_list;
+ rs->free_list = rfd;
+ return;
+ }
+ yaz_log(YLOG_WARN, "rset_close handle not found. type=%s",
+ rs->control->desc);
+}
+
+RSET rset_create_base(const struct rset_control *sel,
+ NMEM nmem, struct rset_key_control *kcontrol,
+ int scope, TERMID term,
+ int no_children, RSET *children)
+{
+ RSET rset;
+ NMEM M;
+ assert(nmem); /* can not yet be used, api/t4 fails */
+ if (!log_level_initialized)
+ {
+ log_level = yaz_log_module_level("rset");
+ log_level_initialized = 1;
+ }
+
+ if (nmem)
+ M = nmem;
+ else
+ M = nmem_create();
+ rset = (RSET) nmem_malloc(M, sizeof(*rset));
+ yaz_log(log_level, "rs_create(%s) rs=%p (nm=%p)", sel->desc, rset, nmem);
+ rset->nmem = M;
+ if (nmem)
+ rset->my_nmem = 0;
+ else
+ rset->my_nmem = 1;
+ rset->control = sel;
+ rset->refcount = 1;
+ rset->priv = 0;
+ rset->free_list = NULL;
+ rset->use_list = NULL;
+ rset->hits_count = 0;
+ rset->hits_limit = 1000;
+ rset->hits_round = 1000;
+ rset->keycontrol = kcontrol;
+ (*kcontrol->inc)(kcontrol);
+ rset->scope = scope;
+ rset->term = term;
+ if (term)
+ term->rset = rset;
+
+ rset->no_children = no_children;
+ rset->children = 0;
+ if (no_children)
+ {
+ rset->children = (RSET*)
+ nmem_malloc(rset->nmem, no_children*sizeof(RSET *));
+ memcpy(rset->children, children, no_children*sizeof(RSET *));
+ }
+ return rset;
+}
+
+void rset_delete(RSET rs)
+{
+ (rs->refcount)--;
+ yaz_log(log_level, "rs_delete(%s), rs=%p, refcount=%d",
+ rs->control->desc, rs, rs->refcount);
+ if (!rs->refcount)
+ {
+ int i;
+ if (rs->use_list)
+ yaz_log(YLOG_WARN, "rs_delete(%s) still has RFDs in use",
+ rs->control->desc);
+ for (i = 0; i<rs->no_children; i++)
+ rset_delete(rs->children[i]);
+ (*rs->control->f_delete)(rs);
+ (*rs->keycontrol->dec)(rs->keycontrol);
+ if (rs->my_nmem)
+ nmem_destroy(rs->nmem);
+ }
+}
+
+int rfd_is_last(RSFD rfd)
+{
+ if (rfd->rset->use_list == rfd && rfd->next == 0)
+ return 1;
+ return 0;