update

src/costmap_2d_robot.cpp

@@ -67,7 +67,6 @@ Costmap2DROBOT::Costmap2DROBOT(const std::string& name, tf3::BufferCore& tf) :
     map_update_thread_(NULL),
     footprint_padding_(0.0)
 {
-  std::signal(SIGINT, signalHandler);
   robot::NodeHandle nh("~");
   robot::NodeHandle priv_nh(nh, name);
   name_ = name;