From 5afd2586970e23165c900e03e6ee600e6d5a8ccd Mon Sep 17 00:00:00 2001
From: Julien Danjou <julien@danjou.info>
Date: Sun, 15 Mar 2009 10:01:25 +0100
Subject: [PATCH] luaa: wlen() will return -1 on error

Signed-off-by: Julien Danjou <julien@danjou.info>
---
 luaa.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/luaa.c b/luaa.c
index e25dea50c..9ce3a8a03 100644
--- a/luaa.c
+++ b/luaa.c
@@ -192,7 +192,7 @@ static int
 luaA_mbstrlen(lua_State *L)
 {
     const char *cmd = luaL_checkstring(L, 1);
-    lua_pushnumber(L, mbstowcs(NULL, NONULL(cmd), 0));
+    lua_pushnumber(L, (ssize_t) mbstowcs(NULL, NONULL(cmd), 0));
     return 1;
 }