1 files changed, 41 insertions, 0 deletions
diff --git a/mp/src/tier1/characterset.cpp b/mp/src/tier1/characterset.cpp
new file mode 100644
index 00000000..a9a5ac94
--- /dev/null
+++ b/mp/src/tier1/characterset.cpp
@@ -0,0 +1,41 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+//
+//-----------------------------------------------------------------------------
+// $Log: $
+//
+// $NoKeywords: $
+//=============================================================================
+
+#include <string.h>
+#include "characterset.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//-----------------------------------------------------------------------------
+// Purpose: builds a simple lookup table of a group of important characters
+// Input  : *pParseGroup - pointer to the buffer for the group
+//			*pGroupString - null terminated list of characters to flag
+//-----------------------------------------------------------------------------
+void CharacterSetBuild( characterset_t *pSetBuffer, const char *pszSetString )
+{
+	int i = 0;
+
+	// Test our pointers
+	if ( !pSetBuffer || !pszSetString )
+		return;
+
+	memset( pSetBuffer->set, 0, sizeof(pSetBuffer->set) );
+
+	while ( pszSetString[i] )
+	{
+		pSetBuffer->set[ pszSetString[i] ] = 1;
+		i++;
+	}
+
+}