From 37ea05439ace4a1e0a3ebea5c947ff3b568a92f7 Mon Sep 17 00:00:00 2001
From: drindr <dreamchancn@qq.com>
Date: Sun, 13 Jul 2025 23:49:36 +0800
Subject: [PATCH] fix: in c++ ros2 example, too few ticks to ensure everything
 work correctly

---
 examples/c++-ros2-dataflow/node-rust-api/main.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/c++-ros2-dataflow/node-rust-api/main.cc b/examples/c++-ros2-dataflow/node-rust-api/main.cc
index 6fae1c34..ec5aeabd 100644
--- a/examples/c++-ros2-dataflow/node-rust-api/main.cc
+++ b/examples/c++-ros2-dataflow/node-rust-api/main.cc
@@ -73,7 +73,7 @@ int main()
                 std::cerr << "Unknown event type " << static_cast<int>(ty) << std::endl;
             }
 
-            if (received_ticks > 20)
+            if (received_ticks > 20 && responses_received > 0)
             {
                 break;
             }