git subrepo clone https://github.com/Atmosphere-NX/Atmosphere-libs libraries

subrepo:
  subdir:   "libraries"
  merged:   "07af583b"
upstream:
  origin:   "https://github.com/Atmosphere-NX/Atmosphere-libs"
  branch:   "master"
  commit:   "07af583b"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "5d6aba9"

libraries/libstratosphere/include/stratosphere/os/os_mutex.hpp

@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2018-2019 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+#include "os_common_types.hpp"
+
+namespace ams::os {
+
+    class ConditionVariable;
+
+    class Mutex {
+        NON_COPYABLE(Mutex);
+        NON_MOVEABLE(Mutex);
+        friend class ams::os::ConditionVariable;
+        private:
+            ::Mutex m;
+        private:
+            ::Mutex *GetMutex() {
+                return &this->m;
+            }
+        public:
+            Mutex() {
+                mutexInit(GetMutex());
+            }
+
+            void lock() {
+                mutexLock(GetMutex());
+            }
+
+            void unlock() {
+                mutexUnlock(GetMutex());
+            }
+
+            bool try_lock() {
+                return mutexTryLock(GetMutex());
+            }
+
+            void Lock() {
+                lock();
+            }
+
+            void Unlock() {
+                unlock();
+            }
+
+            bool TryLock() {
+                return try_lock();
+            }
+    };
+
+    class RecursiveMutex {
+        private:
+            ::RMutex m;
+        private:
+            ::RMutex *GetMutex() {
+                return &this->m;
+            }
+        public:
+            RecursiveMutex() {
+                rmutexInit(GetMutex());
+            }
+
+            void lock() {
+                rmutexLock(GetMutex());
+            }
+
+            void unlock() {
+                rmutexUnlock(GetMutex());
+            }
+
+            bool try_lock() {
+                return rmutexTryLock(GetMutex());
+            }
+
+            void Lock() {
+                lock();
+            }
+
+            void Unlock() {
+                unlock();
+            }
+
+            bool TryLock() {
+                return try_lock();
+            }
+    };
+
+}