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 //

 // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.

 // Use of this source code is governed by a BSD-style license that can be

 // found in the LICENSE file.

 //

 // SearchSymbol is an AST traverser to detect the use of a given symbol name

 //

 #ifndef COMPILER_SEARCHSYMBOL_H_

 #define COMPILER_SEARCHSYMBOL_H_

 #include "compiler/intermediate.h"

 #include "compiler/ParseHelper.h"

 namespace sh

 {

 class SearchSymbol : public TIntermTraverser

 {

   public:

     SearchSymbol(const TString &symbol);

     void traverse(TIntermNode *node);

     void visitSymbol(TIntermSymbol *symbolNode);

     bool foundMatch() const;

   protected:

     const TString &mSymbol;

     bool match;

 };

 }

 #endif   // COMPILER_SEARCHSYMBOL_H_