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annotate anagram/agcore/tree.h @ 0:13d2b8934445

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Import AnaGram (near-)release tree into Mercurial.
author David A. Holland
date Sat, 22 Dec 2007 17:52:45 -0500
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children 607e3be6bad8
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1 /*
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2 * AnaGram, A System for Syntax Directed Programming
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3 * Copyright 1993-2002 Parsifal Software. All Rights Reserved.
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4 * See the file COPYING for license and usage terms.
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5 *
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6 * tree.h
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7 */
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8
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9 #ifndef TREE_H
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10 #define TREE_H
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11
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12 class CharSetExpression; // from csexp.h
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13 #include "register.h"
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14
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15
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16 struct parse_tree_map;
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17
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18 class ParseTree : public KeyedObjectRegister<parse_tree_map> {
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19 public:
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20 ParseTree() {}
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21 ParseTree(unsigned x);
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22 ParseTree(const ParseTree &t);
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23 ParseTree(CharSetExpression *x);
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24 static void reset();
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25
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26 class Map;
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27 friend class Map;
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28
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29 class Map {
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30 public:
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31 parse_tree_map &operator [] (unsigned x);
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32 };
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33 };
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34
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35 #include "symbol.h"
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36 #include "token.h"
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37
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38 struct parse_tree_map {
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39 Token token_number;
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40 Symbol token_name;
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41 CharSetExpression *expression;
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42 int char_set;
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43
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44 parse_tree_map();
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45 parse_tree_map(CharSetExpression *x);
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46 ~parse_tree_map() {}
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47 int operator < (const parse_tree_map &t) const;
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48 };
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49
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50 extern ParseTree::Map map_parse_tree;
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51
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52
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53 #endif /* TREE_H */