Add the debugging exception

shumov-ag · Jan 25, 2022 · 1f35b10 · 1f35b10
1 parent a6eb248
commit 1f35b10
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/rmw_fastrtps_shared_cpp/src/types/guard_condition.hpp b/rmw_fastrtps_shared_cpp/src/types/guard_condition.hpp
@@ -53,6 +53,9 @@ class GuardCondition
   attachCondition(std::mutex * conditionMutex, std::condition_variable * conditionVariable)
   {
     std::lock_guard<std::mutex> lock(internalMutex_);
+    if (conditionMutex_ != nullptr) {
+      throw std::runtime_error("The guard condition had already been attached");
+    }
     conditionMutex_ = conditionMutex;
     conditionVariable_ = conditionVariable;
   }