void relevance_clear(struct relevance *r);
void relevance_destroy(struct relevance **rp);
void relevance_newrec(struct relevance *r, struct record_cluster *cluster);
+void relevance_mergerec(struct relevance *r, struct record_cluster *dst,
+ const struct record_cluster *src);
void relevance_countwords(struct relevance *r, struct record_cluster *cluster,
const char *words, const char *multiplier,
const char *name);