From df78575206f31d4765d0ca2706024d0462329b6e Mon Sep 17 00:00:00 2001
From: David <ds0196@uah.edu>
Date: Sat, 13 Dec 2025 16:23:42 -0600
Subject: [PATCH] feat: (headless) add Ctrl+C try-except

---
 src/headless_pkg/src/headless_node.py | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/headless_pkg/src/headless_node.py b/src/headless_pkg/src/headless_node.py
index aba1676..bb02a2d 100755
--- a/src/headless_pkg/src/headless_node.py
+++ b/src/headless_pkg/src/headless_node.py
@@ -1,5 +1,6 @@
 import rclpy
 from rclpy.node import Node
+from rclpy.executors import ExternalShutdownException
 from rclpy import qos
 from rclpy.duration import Duration
 
@@ -330,10 +331,15 @@ def is_user_in_group(group_name: str) -> bool:
 
 
 def main(args=None):
-    rclpy.init(args=args)
-    node = Headless()
-    rclpy.spin(node)
-    rclpy.shutdown()
+    try:
+        rclpy.init(args=args)
+
+        node = Headless()
+        rclpy.spin(node)
+    except (KeyboardInterrupt, ExternalShutdownException):
+        print("Caught shutdown signal. Exiting...")
+    finally:
+        rclpy.shutdown()
 
 
 if __name__ == "__main__":