From 95b181e618a0b85fa510160f6a22158d6a739ed1 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Fri, 10 Mar 2017 22:19:36 +0100
Subject: [PATCH] -added missing file.

---
 src/critsec.h | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 src/critsec.h

diff --git a/src/critsec.h b/src/critsec.h
new file mode 100644
index 0000000000..ad510383b8
--- /dev/null
+++ b/src/critsec.h
@@ -0,0 +1,37 @@
+#pragma once
+
+// System independent critical sections without polluting the namespace with the operating system headers.
+class FInternalCriticalSection;
+FInternalCriticalSection *CreateCriticalSection();
+void DeleteCriticalSection(FInternalCriticalSection *c);
+void EnterCriticalSection(FInternalCriticalSection *c);
+void LeaveCriticalSection(FInternalCriticalSection *c);
+
+// This is just a convenience wrapper around the function interface.
+class FCriticalSection
+{
+public:
+	FCriticalSection()
+	{
+		c = CreateCriticalSection();
+	}
+	
+	~FCriticalSection()
+	{
+		DeleteCriticalSection(c);
+	}
+
+	void Enter()
+	{
+		EnterCriticalSection(c);
+	}
+	
+	void Leave()
+	{
+		LeaveCriticalSection(c);
+	}
+
+private:
+	FInternalCriticalSection *c;
+
+};