fix read-json crash bug

fengjingchao-cn · fengqikai1414 · commit e3cf4a2ab938 · 2017-12-04T14:05:35.000-08:00
diff --git a/ros/ros_comm/roscpp/include/ros/broadcast_manager.h b/ros/ros_comm/roscpp/include/ros/broadcast_manager.h
@@ -35,6 +35,8 @@
 #ifndef ROSCPP_BROADCAST_MANAGER_H
 #define ROSCPP_BROADCAST_MANAGER_H
 
+#define BOOST_SPIRIT_THREADSAFE // must define before include boost libs
+
 #include <condition_variable> 
 #include <functional>
 #include <future>
