From ea88934c214364b7dd09508201b69840aec18d4e Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Fri, 17 Dec 2021 19:14:28 +0100
Subject: [PATCH] Unique lock on event set and reset.

---
 src/cpp11_thread.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/cpp11_thread.cpp b/src/cpp11_thread.cpp
index 2b56ae2f6..3185e574d 100644
--- a/src/cpp11_thread.cpp
+++ b/src/cpp11_thread.cpp
@@ -109,7 +109,7 @@ void
 thread_set_event(event_t *handle)
 {
     auto event = reinterpret_cast<event_cpp11_t*>(handle);
-    std::lock_guard<std::mutex> lock(event->mutex);
+    std::unique_lock<std::mutex> lock(event->mutex);
 
     event->state = true;
     event->cond.notify_all();
@@ -119,7 +119,7 @@ void
 thread_reset_event(event_t *handle)
 {
     auto event = reinterpret_cast<event_cpp11_t*>(handle);
-    std::lock_guard<std::mutex> lock(event->mutex);
+    std::unique_lock<std::mutex> lock(event->mutex);
 
     event->state = false;
 }