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/* ANTLR Translator Generator |
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* Project led by Terence Parr at http://www.jGuru.com |
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* Software rights: http://www.antlr.org/license.html |
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* |
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* $Id$ |
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*/ |
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#include "antlr/TokenRefCount.hpp" |
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#include "antlr/Token.hpp" |
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|
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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE |
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namespace antlr { |
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#endif |
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|
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TokenRef::TokenRef(Token* p) |
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: ptr(p), count(1) |
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{ |
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if (p && !p->ref) |
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p->ref = this; |
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} |
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|
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TokenRef::~TokenRef() |
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{ |
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delete ptr; |
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} |
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|
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TokenRef* TokenRef::getRef(const Token* p) |
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{ |
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if (p) { |
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Token* pp = const_cast<Token*>(p); |
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if (pp->ref) |
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return pp->ref->increment(); |
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else |
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return new TokenRef(pp); |
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} else |
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return 0; |
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} |
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|
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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE |
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} |
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#endif |
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|
