1 files changed, 41 insertions, 0 deletions
diff --git a/tier1/rangecheckedvar.cpp b/tier1/rangecheckedvar.cpp
new file mode 100644
index 0000000..d37e34a
--- /dev/null
+++ b/tier1/rangecheckedvar.cpp
@@ -0,0 +1,41 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#include "rangecheckedvar.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+bool g_bDoRangeChecks = true;
+
+
+static int g_nDisables = 0;
+
+
+CDisableRangeChecks::CDisableRangeChecks()
+{
+	if ( !ThreadInMainThread() )
+		return;
+	g_nDisables++;
+	g_bDoRangeChecks = false;
+}
+
+
+CDisableRangeChecks::~CDisableRangeChecks()
+{
+	if ( !ThreadInMainThread() )
+		return;
+	Assert( g_nDisables > 0 );
+	--g_nDisables;
+	if ( g_nDisables == 0 )
+	{
+		g_bDoRangeChecks = true;
+	}
+}
+
+
+
+