From 8eeb6f5836ee772e3cdc8967d20444d84261373e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Thu, 29 Dec 2016 01:34:58 +0100
Subject: map: implement map_first

---
 map.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'map.h')

diff --git a/map.h b/map.h
index 816e537..ca7bd44 100644
--- a/map.h
+++ b/map.h
@@ -9,6 +9,8 @@ typedef struct Map Map;
 Map *map_new(void);
 /* Retrieves a value, or NULL if it isn't in the map */
 void *map_get(const Map*, const char *key);
+/* Get first element of the map, or NULL if empty */
+void *map_first(const Map*, const char **key);
 /* Returns the corresponding value if the given prefix is unique.
  * Otherwise NULL, if no such prefix exists then errno is set to ENOENT. */
 void *map_closest(const Map*, const char *prefix);
-- 
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