GCS_MAVLink: Allow scripting to start/stop the REPL

libraries/GCS_MAVLink/GCS_Common.cpp

@@ -41,6 +41,7 @@
 #include <AP_Baro/AP_Baro.h>
 #include <AP_EFI/AP_EFI.h>
 #include <AP_Proximity/AP_Proximity.h>
+#include <AP_Scripting/AP_Scripting.h>
 
 #include <stdio.h>
 
@@ -4053,6 +4054,16 @@ MAV_RESULT GCS_MAVLINK::handle_command_int_packet(const mavlink_command_int_t &p
         return handle_command_do_set_roi_sysid(packet);
     case MAV_CMD_DO_SET_HOME:
         return handle_command_int_do_set_home(packet);
+#ifdef ENABLE_SCRIPTING
+    case MAV_CMD_SCRIPTING:
+        {
+            AP_Scripting *scripting = AP_Scripting::get_singleton();
+            if (scripting == nullptr) {
+                return MAV_RESULT_UNSUPPORTED;
+            }
+            return scripting->handle_command_int_packet(packet);
+        }
+#endif // ENABLE_SCRIPTING
     default:
         break;
     }