From 7cede97080221bc44531a8a68c81047b3a4af4d3 Mon Sep 17 00:00:00 2001
From: Tony Garnock-Jones <tonygarnockjones@gmail.com>
Date: Tue, 30 Jun 2015 10:30:20 -0400
Subject: [PATCH] Hide away tt_hash_node again

---
 treetrie.c | 4 +++-
 treetrie.h | 4 ----
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/treetrie.c b/treetrie.c
index 61298fe..280a9ff 100644
--- a/treetrie.c
+++ b/treetrie.c
@@ -8,6 +8,8 @@
 #include "treetrie.h"
 #include "fasthash.h"
 
+typedef uint32_t tt_hash_t;
+
 /* /\* Customized special-purpose fasthash variation *\/ */
 /* #define mix(h) ({					\ */
 /* 			(h) ^= (h) >> 23;		\ */
@@ -54,7 +56,7 @@ static inline tt_hash_t hash(uint32_t tag,
   return x - (x >> 32);
 }
 
-inline tt_hash_t tt_hash_node(tt_arena_t *a, tt_node_idx_t i) {
+static inline tt_hash_t tt_hash_node(tt_arena_t *a, tt_node_idx_t i) {
   return hash(a->headers[i].inuse.tag,
 	      a->headers[i].inuse.index,
 	      a->nodes[i].a,
diff --git a/treetrie.h b/treetrie.h
index c9a90d7..80cbd85 100644
--- a/treetrie.h
+++ b/treetrie.h
@@ -79,10 +79,6 @@ extern tt_node_idx_t tt_arena_cons(tt_arena_t *a,
 extern tt_node_idx_t tt_grab(tt_arena_t *a, tt_node_idx_t i);
 extern void tt_drop(tt_arena_t *a, tt_node_idx_t i);
 
-/* WARNING: private, unsafe */
-typedef uint32_t tt_hash_t;
-extern tt_hash_t tt_hash_node(tt_arena_t *a, tt_node_idx_t i);
-
 #ifdef __cplusplus
 }
 #endif