fix sigint guard condition's lifecycle bug (#288)

* fix #215 Signed-off-by: reed-lau <[email protected]> Signed-off-by: Shane Loretz <[email protected]>
ros2 · Mar 29, 2019 · 0a20806 · 0a20806
1 parent 8c46ce8
commit 0a20806
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/rclpy/src/rclpy/_rclpy.c b/rclpy/src/rclpy/_rclpy.c
@@ -2115,6 +2115,9 @@ rclpy_destroy_entity(PyObject * Py_UNUSED(self), PyObject * args)
   } else if (PyCapsule_IsValid(pyentity, "rcl_guard_condition_t")) {
     rcl_guard_condition_t * guard_condition = (rcl_guard_condition_t *)PyCapsule_GetPointer(
       pyentity, "rcl_guard_condition_t");
+    if (g_sigint_gc_handle == guard_condition) {
+      g_sigint_gc_handle = NULL;
+    }
     ret = rcl_guard_condition_fini(guard_condition);
     PyMem_Free(guard_condition);
   } else {