From d0f59e7c46891176c6458ad2ad86222c3e285b37 Mon Sep 17 00:00:00 2001
From: sylar <huangpeilin@agora.io>
Date: Fri, 11 Oct 2024 19:30:12 +0800
Subject: [PATCH] Return if stopped_ is not zero at the begining of loop in
 do_one

---
 asio/include/asio/detail/impl/win_iocp_io_context.ipp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/asio/include/asio/detail/impl/win_iocp_io_context.ipp b/asio/include/asio/detail/impl/win_iocp_io_context.ipp
index 1c7fb28b2d..5d65bbe6cc 100644
--- a/asio/include/asio/detail/impl/win_iocp_io_context.ipp
+++ b/asio/include/asio/detail/impl/win_iocp_io_context.ipp
@@ -414,6 +414,13 @@ size_t win_iocp_io_context::do_one(DWORD msec,
 {
   for (;;)
   {
+    // Check if the context has been stopped
+    if (::InterlockedExchangeAdd(&stopped_, 0) != 0) 
+    {
+      ec = asio::error_code();
+      return 0;
+    }
+
     // Try to acquire responsibility for dispatching timers and completed ops.
     if (::InterlockedCompareExchange(&dispatch_required_, 0, 1) == 1)
     {