1 files changed, 5 insertions, 0 deletions
diff --git a/src/lua.c b/src/lua.c
index 587b291..bcec1ed 100644
--- a/src/lua.c
+++ b/src/lua.c
@@ -483,3 +483,8 @@ int lua_assign_upvalues(lua_State* L, int fidx){
 
   return 0;
 }
+
+int luaI_errtraceback(lua_State* L){
+  luaL_traceback(L, L, lua_tostring(L, -1), 1);
+  return 1;
+}