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-rw-r--r--prio-queue.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/prio-queue.h b/prio-queue.h
index d030ec9..682e518 100644
--- a/prio-queue.h
+++ b/prio-queue.h
@@ -46,6 +46,12 @@ extern void prio_queue_put(struct prio_queue *, void *thing);
*/
extern void *prio_queue_get(struct prio_queue *);
+/*
+ * Gain access to the "thing" that would be returned by
+ * prio_queue_get, but do not remove it from the queue.
+ */
+extern void *prio_queue_peek(struct prio_queue *);
+
extern void clear_prio_queue(struct prio_queue *);
/* Reverse the LIFO elements */