From 631474e50fd84fd526dd1a5db4753b3d27ebb8e7 Mon Sep 17 00:00:00 2001
From: Anthony Ramine <n.oxyde@gmail.com>
Date: Fri, 27 Jun 2014 14:41:12 +0200
Subject: Return pointer to value in erts_maps_get()

While at it, implement erts_maps_get_rel() for halfword support.
---
 erts/emulator/beam/erl_nif.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'erts/emulator/beam/erl_nif.c')

diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c
index ff551ea3af..dd88f59908 100644
--- a/erts/emulator/beam/erl_nif.c
+++ b/erts/emulator/beam/erl_nif.c
@@ -1733,10 +1733,16 @@ int enif_get_map_value(ErlNifEnv* env,
 		       Eterm key,
 		       Eterm *value)
 {
+    Eterm *ret;
     if (is_not_map(map)) {
 	return 0;
     }
-    return erts_maps_get(key, map, value);
+    ret = erts_maps_get(key, map);
+    if (ret) {
+        *value = *ret;
+        return 1;
+    }
+    return 0;
 }
 
 int enif_make_map_update(ErlNifEnv* env,
-- 
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