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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 * keyword.h - keywords
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7 */
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8
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9 #ifndef KEYWORD_H
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10 #define KEYWORD_H
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11
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12 #include "agarray.h"
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13 #include "register.h"
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14
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15
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16 class KeywordDescriptor; // below
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17
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18 class Keyword : public KeyedObjectRegister<KeywordDescriptor> {
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19 public:
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20 Keyword();
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21 Keyword(const char *x);
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22 Keyword(unsigned x);
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23 Keyword(const Keyword &t);
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24
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25 static void reset();
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26 static Keyword create();
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27 static Keyword sorted(int x);
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28 static const int first;
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29
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30 class Map;
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31 friend class Map;
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32
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33 class Map {
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34 public:
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35 KeywordDescriptor &operator [] (unsigned x);
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36 };
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37
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38 class Dict {
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39 public:
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40 Keyword add_string(const char *s);
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41 };
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42 };
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43
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44 #include "agstring.h"
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45 #include "token.h"
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46 #include "tree.h"
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47
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48 class KeywordDescriptor {
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49 public:
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50 AgString string;
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51 Token token_number;
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52 int reserve;
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53
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54 KeywordDescriptor();
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55 KeywordDescriptor(const char *s);
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56 int operator < (const KeywordDescriptor &d) const;
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57 };
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58
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59 Keyword add_string_dict(const char *s, Keyword::Dict &d);
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60
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61 void append_key(int kn);
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62 void build_key_tables(void);
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63 void check_key_reserve(void);
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64 int keyword_problem(unsigned, const AgArray<int>, Keyword);
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65
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66
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67 #endif /* KEYWORD_H */