From 5b44617f9f6afbc438e3dedf3e5033c9079d7c1d Mon Sep 17 00:00:00 2001
From: Joshua Granick <jgranick@users.noreply.github.com>
Date: Tue, 20 Sep 2016 07:45:04 -0700
Subject: [PATCH] Add missing files

---
 project/include/system/Mutex.h       | 31 +++++++++++++
 project/src/backend/sdl/SDLMutex.cpp | 65 ++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100644 project/include/system/Mutex.h
 create mode 100644 project/src/backend/sdl/SDLMutex.cpp

diff --git a/project/include/system/Mutex.h b/project/include/system/Mutex.h
new file mode 100644
index 000000000..94fb92e41
--- /dev/null
+++ b/project/include/system/Mutex.h
@@ -0,0 +1,31 @@
+#ifndef LIME_SYSTEM_MUTEX_H
+#define LIME_SYSTEM_MUTEX_H
+
+
+namespace lime {
+	
+	
+	class Mutex {
+		
+		
+		public:
+			
+			Mutex ();
+			~Mutex ();
+			
+			bool Lock ();
+			bool TryLock ();
+			bool Unlock ();
+		
+		private:
+			
+			void* mutex;
+		
+		
+	};
+	
+	
+}
+
+
+#endif
\ No newline at end of file
diff --git a/project/src/backend/sdl/SDLMutex.cpp b/project/src/backend/sdl/SDLMutex.cpp
new file mode 100644
index 000000000..a67c6b64f
--- /dev/null
+++ b/project/src/backend/sdl/SDLMutex.cpp
@@ -0,0 +1,65 @@
+#include <system/Mutex.h>
+#include <SDL.h>
+
+
+namespace lime {
+	
+	
+	Mutex::Mutex () {
+		
+		mutex = SDL_CreateMutex ();
+		
+	}
+	
+	
+	Mutex::~Mutex () {
+		
+		if (mutex) {
+			
+			SDL_DestroyMutex ((SDL_mutex*)mutex);
+			
+		}
+		
+	}
+	
+	
+	bool Mutex::Lock () {
+		
+		if (mutex) {
+			
+			return SDL_LockMutex ((SDL_mutex*)mutex) == 0;
+			
+		}
+		
+		return false;
+		
+	}
+	
+	
+	bool Mutex::TryLock () {
+		
+		if (mutex) {
+			
+			return SDL_TryLockMutex ((SDL_mutex*)mutex) == 0;
+			
+		}
+		
+		return false;
+		
+	}
+	
+	
+	bool Mutex::Unlock () {
+		
+		if (mutex) {
+			
+			return SDL_UnlockMutex ((SDL_mutex*)mutex) == 0;
+			
+		}
+		
+		return false;
+		
+	}
+	
+	
+}
\ No newline at end of file