From 153ac6df9a7731fcbe5ba1389e8380f64d58f921 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?David=20Hrdli=C4=8Dka?= <dhrdlicka@users.noreply.github.com>
Date: Fri, 17 Dec 2021 18:32:11 +0100
Subject: [PATCH] Use recursive mutexes in the C++ thread implementation

---
 src/cpp11_thread.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/cpp11_thread.cpp b/src/cpp11_thread.cpp
index 96eb4a2e1..02bd87143 100644
--- a/src/cpp11_thread.cpp
+++ b/src/cpp11_thread.cpp
@@ -41,7 +41,7 @@ thread_wait(thread_t *arg, int timeout)
 mutex_t *
 thread_create_mutex(void)
 {
-    auto mutex = new std::mutex;
+    auto mutex = new std::recursive_mutex;
     return mutex;
 }
 
@@ -50,7 +50,7 @@ thread_wait_mutex(mutex_t *_mutex)
 {
     if (_mutex == nullptr)
         return(0);
-    auto mutex = reinterpret_cast<std::mutex*>(_mutex);
+    auto mutex = reinterpret_cast<std::recursive_mutex*>(_mutex);
     mutex->lock();
     return 1;
 }
@@ -61,7 +61,7 @@ thread_release_mutex(mutex_t *_mutex)
 {
     if (_mutex == nullptr)
         return(0);
-    auto mutex = reinterpret_cast<std::mutex*>(_mutex);
+    auto mutex = reinterpret_cast<std::recursive_mutex*>(_mutex);
     mutex->unlock();
     return 1;
 }
@@ -70,7 +70,7 @@ thread_release_mutex(mutex_t *_mutex)
 void
 thread_close_mutex(mutex_t *_mutex)
 {
-    auto mutex = reinterpret_cast<std::mutex*>(_mutex);
+    auto mutex = reinterpret_cast<std::recursive_mutex*>(_mutex);
     delete mutex;
 }