1 files changed, 3 insertions, 1 deletions
diff --git a/editor.h b/editor.h
index 2c500a9..3b555bf 100644
--- a/editor.h
+++ b/editor.h
@@ -29,7 +29,9 @@ typedef union {
 
 typedef struct {
 	const char *key;
-	void (*func)(const Arg *arg);
+	const char* (*func)(const char *keys, const Arg*);
+	/* returns a pointer to the first not consumed character in keys
+	 * or NULL if not enough input was available to complete the command */
 	const Arg arg;
 } KeyBinding;