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annotate anagram/agcore/arrays.h @ 1:60d3ca9d3f6b

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Fix stupid bug in help2html.
author David A. Holland
date Tue, 12 Aug 2008 00:13:42 -0400
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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 * arrays.h - old arrays
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7 */
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8
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9 #ifndef ARRAYS_H
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10 #define ARRAYS_H
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11
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12 #include "assert.h"
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13
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14 struct tsd;
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15
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16
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17 void *init_array(void);
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18
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19 #define MAP(name,size) \
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20 map_##name = (name##_map *)init_array(size,sizeof(name##_map))
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21
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22 void *check_array_size(void *ptr, unsigned n1, unsigned n);
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23
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24 #define check_size(a,n1,n2) (*(void **)(&a) = check_array_size((a),(n1),(n2)))
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25
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26 int ok_index(void *, unsigned);
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27
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28 //int array_ok(void *ptr);
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29 void *delete_array(void *a);
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30 void *init_array(unsigned n, unsigned size);
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31 void *reset_array(void *a);
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32 void *set_array_size(void *ptr, unsigned n);
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33
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34 int store_list_data(unsigned *list);
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35 int store_tuple_data(tsd *t, unsigned *list);
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36 void *check_list_size(unsigned *list, unsigned n);
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37 //void *init_list(int n);
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38
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39
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40 #define lstptr(map, name) (name##_list + (map).name##_index)
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41
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42 #define store_list(list) \
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43 store_list_data((list) = (unsigned *) \
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44 check_list_size(list,tis()))
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45
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46 #define store_tuples(t,list) \
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47 store_tuple_data((t), (list) = (unsigned *) \
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48 check_list_size((list),t->nt*t->tw))
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49
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50 unsigned *reset_list(unsigned *, unsigned);
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51 void *reset_array_size(void *, unsigned, unsigned);
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52 //void *slide_array(void *);
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53
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54 void *check_local_array(void *);
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55 #define local_array(n,type) (type *)check_local_array(alloca((n)*sizeof(type)))
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56
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57 template <class T>
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58 class LocalArray {
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59 private:
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60 T *data;
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61 unsigned length;
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62 LocalArray(const LocalArray<T> &) : data(0) {}
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63
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64 public:
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65 LocalArray(int n) : data(new T[n]), length(n) {}
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66 ~LocalArray() {delete [] data;}
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67 operator T* () {return data;}
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68 T &operator [](int x) { assert((unsigned) x < length); return data[x]; }
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69 T &operator [](unsigned x) { assert(x < length); return data[x]; }
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70 };
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71
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72
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73 #endif /* ARRAYS_H */