1// 2// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. 3// Use of this source code is governed by a BSD-style license that can be 4// found in the LICENSE file. 5// 6// SearchSymbol is an AST traverser to detect the use of a given symbol name 7// 8 9#ifndef COMPILER_SEARCHSYMBOL_H_ 10#define COMPILER_SEARCHSYMBOL_H_ 11 12#include "compiler/intermediate.h" 13#include "compiler/ParseHelper.h" 14 15namespace sh 16{ 17class SearchSymbol : public TIntermTraverser 18{ 19 public: 20 SearchSymbol(const TString &symbol); 21 22 void traverse(TIntermNode *node); 23 void visitSymbol(TIntermSymbol *symbolNode); 24 25 bool foundMatch() const; 26 27 protected: 28 const TString &mSymbol; 29 bool match; 30}; 31} 32 33#endif // COMPILER_SEARCHSYMBOL_H_ 34