Update KeyValues src with latest tf2 change (#348)

public/tier1/KeyValues.h

@@ -39,6 +39,7 @@ class CUtlBuffer;
 class Color;
 typedef void * FileHandle_t;
 class CKeyValuesGrowableStringTable;
+class IKeyValuesSystem;
 
 //-----------------------------------------------------------------------------
 // Purpose: Simple recursive data access class
@@ -117,9 +118,12 @@ public:
 	// gets the name as a unique int
 	int GetNameSymbol() const { return m_iKeyName; }
 
+	bool IsUsingLocalStorage() const;
+
 	// File access. Set UsesEscapeSequences true, if resource file/buffer uses Escape Sequences (eg \n, \t)
 	void UsesEscapeSequences(bool state); // default false
 	void UsesConditionals(bool state); // default true
+
 	bool LoadFromFile( IBaseFileSystem *filesystem, const char *resourceName, const char *pathID = NULL, bool refreshCache = false );
 	bool SaveToFile( IBaseFileSystem *filesystem, const char *resourceName, const char *pathID = NULL, bool sortKeys = false, bool bAllowEmptyString = false, bool bCacheResult = false );
 
@@ -330,12 +334,14 @@ private:
 	char	   m_iDataType;
 	char	   m_bHasEscapeSequences; // true, if while parsing this KeyValue, Escape Sequences are used (default false)
 	char	   m_bEvaluateConditionals; // true, if while parsing this KeyValue, conditionals blocks are evaluated (default true)
-	char	   unused[1];
+	char	   m_bLocalStorage;
 
 	KeyValues *m_pPeer;	// pointer to next key in list
 	KeyValues *m_pSub;	// pointer to Start of a new sub key list
 	KeyValues *m_pChain;// Search here if it's not in our list
 
+	CKeyValuesGrowableStringTable* m_pStringTable;
+
 private:
 	// Statics to implement the optional growable string table
 	// Function pointers that will determine which mode we are in

tier1/KeyValues.cpp

@@ -461,9 +461,9 @@ void KeyValues::Init()
 	
 	m_bHasEscapeSequences = false;
 	m_bEvaluateConditionals = true;
+	m_bLocalStorage = false;
 
-	// for future proof
+	m_pStringTable = NULL;
-	memset( unused, 0, sizeof(unused) );
 }
 
 //-----------------------------------------------------------------------------
@@ -528,7 +528,10 @@ void KeyValues::ChainKeyValue( KeyValues* pChain )
 //-----------------------------------------------------------------------------
 const char *KeyValues::GetName( void ) const
 {
-	return s_pfGetStringForSymbol( m_iKeyName );
+	if ( m_bLocalStorage )
+		return m_pStringTable->GetStringForSymbol( m_iKeyName );
+	else
+		return s_pfGetStringForSymbol( m_iKeyName );
 }
 
 //-----------------------------------------------------------------------------
@@ -1001,7 +1004,9 @@ KeyValues *KeyValues::FindKey(const char *keyName, bool bCreate)
 	}
 
 	// lookup the symbol for the search string
-	HKeySymbol iSearchStr = s_pfGetSymbolForString( searchStr, bCreate );
+	HKeySymbol iSearchStr = m_bLocalStorage
+							? m_pStringTable->GetSymbolForString( searchStr, bCreate )
+							: s_pfGetSymbolForString( searchStr, bCreate );
 
 	if ( iSearchStr == INVALID_KEY_SYMBOL )
 	{
@@ -1730,7 +1735,18 @@ void KeyValues::SetFloat( const char *keyName, float value )
 
 void KeyValues::SetName( const char * setName )
 {
-	m_iKeyName = s_pfGetSymbolForString( setName, true );
+	if ( m_bLocalStorage )
+		m_iKeyName = m_pStringTable->GetSymbolForString( setName );
+	else
+		m_iKeyName = s_pfGetSymbolForString( setName, true );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+bool KeyValues::IsUsingLocalStorage() const
+{
+	return m_bLocalStorage != 0;
 }
 
 //-----------------------------------------------------------------------------