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annotate anagram/agcore/symbol.h @ 14:a02e9434072e

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Fix friend declaration for gcc10. XXX: did not check it against the IBM compiler, might end up needing XXX: to be conditional.
author David A. Holland
date Tue, 31 May 2022 00:59:42 -0400
parents 607e3be6bad8
children
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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 * symbol.h
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7 */
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8
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9 #ifndef SYMBOL_H
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10 #define SYMBOL_H
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11
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12 #include "register.h"
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13
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14
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15 class SymbolDescriptor; // below
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16
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17 class Symbol : public KeyedObjectRegister<SymbolDescriptor> {
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18 public:
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19 Symbol() {}
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20 Symbol(const char *x);
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21 Symbol(unsigned x);
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22 Symbol(const Symbol &t);
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23 void operator = (const Symbol &t);
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24 static void reset();
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25 static Symbol create();
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26 static Symbol sorted(int x);
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27
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28 class Map;
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29 friend class Map;
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30
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31 class Map {
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32 public:
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33 SymbolDescriptor &operator [] (unsigned x);
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34 };
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35
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36 class Dict {
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37 public:
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38 Symbol add_string(const char *s);
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39 };
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40 };
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41
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42 #include "agstring.h"
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43 #include "token.h"
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44 #include "tree.h"
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45
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46 class SymbolDescriptor {
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47 public:
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48 AgString string;
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49 Token token_number;
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50 unsigned token_list_id;
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51 ParseTree parse_tree;
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52
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53 SymbolDescriptor();
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54 SymbolDescriptor(const char *s);
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55 int operator < (const SymbolDescriptor &d) const;
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56 };
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57
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58 extern Symbol::Map map_token_name;
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59 extern Symbol::Dict tkn_dict;
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60
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61 typedef SymbolDescriptor token_name_map;
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62
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63 Symbol add_string_dict(const char *s, Symbol::Dict &d);
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64
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65
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66 #endif /* SYMBOL_H */