1 | #include <fstream.hfa> |
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2 | #include <stdlib.hfa> // new, delete |
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3 | #include "sequence.hfa" |
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4 | |
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5 | int main() { |
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6 | // Fred test |
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7 | |
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8 | struct Fred { |
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9 | inline Seqable; // Plan 9 inheritance |
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10 | int i; |
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11 | }; |
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12 | void ?{}( Fred & fred ) { abort(); } |
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13 | void ?{}( Fred & fred, int p ) with( fred ) { |
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14 | i = p; |
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15 | } |
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16 | |
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17 | Sequence(Fred) fred; |
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18 | SeqIter(Fred) fredIter = { fred }; |
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19 | Fred * f; |
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20 | int i; |
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21 | |
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22 | sout | nlOff; // turn off auto newline |
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23 | |
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24 | for ( ; fredIter >> f; ) { // empty list |
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25 | sout | f->i | ' '; |
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26 | } |
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27 | sout | "empty" | nl; |
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28 | |
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29 | for ( i = 0; i < 10; i += 1 ) { |
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30 | add( fred, new( 2 * i ) ); |
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31 | } |
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32 | |
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33 | for ( over( fredIter, fred ); fredIter >> f; ) { |
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34 | sout | f->i | ' '; |
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35 | } |
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36 | sout | nl; |
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37 | |
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38 | for ( i = 0; i < 9; i += 1 ) { |
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39 | delete( dropHead( fred ) ); |
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40 | } |
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41 | |
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42 | for ( over( fredIter, fred ); fredIter >> f; ) { |
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43 | sout | f->i | ' '; |
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44 | } |
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45 | sout | nl; |
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46 | |
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47 | for ( i = 0; i < 10; i += 1 ) { |
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48 | addTail( fred, new( 2 * i + 1 ) ); |
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49 | } |
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50 | for ( over( fredIter, fred ); fredIter >> f; ) { |
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51 | sout | f->i | ' '; |
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52 | } |
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53 | sout | nl; |
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54 | |
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55 | for ( i = 0; i < 9; i += 1 ) { |
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56 | delete( dropTail( fred ) ); |
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57 | } |
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58 | for ( over( fredIter, fred ); fredIter >> f; ) { |
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59 | sout | f->i | ' '; |
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60 | } |
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61 | sout | nl; |
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62 | |
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63 | for ( over( fredIter, fred ); fredIter >> f; ) { |
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64 | delete( f ); |
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65 | } |
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66 | |
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67 | // Mary test |
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68 | |
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69 | struct Mary { |
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70 | inline Fred; // Plan 9 inheritance |
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71 | int j; |
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72 | }; |
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73 | void ?{}( Mary & mary ) { abort(); } |
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74 | void ?{}( Mary & mary, int p ) with( mary ) { |
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75 | ((Fred &)mary){ p }; |
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76 | j = p; |
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77 | } |
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78 | |
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79 | Sequence(Mary) mary; |
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80 | Sequence(Mary) baz; |
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81 | SeqIter(Mary) maryIter = { mary }; |
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82 | Mary * m; |
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83 | |
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84 | for ( ; maryIter >> m; ) { // empty list |
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85 | sout | m->i | m->j | ' '; |
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86 | } |
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87 | sout | "empty" | nl; |
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88 | |
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89 | for ( i = 0; i < 10; i += 1 ) { |
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90 | add( mary, new( 2 * i ) ); |
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91 | add( baz, new( 2 * i ) ); |
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92 | } |
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93 | |
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94 | for ( over( maryIter, mary ); maryIter >> m; ) { |
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95 | sout | m->i | m->j | ' '; |
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96 | } |
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97 | sout | nl; |
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98 | |
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99 | for ( i = 0; i < 9; i += 1 ) { |
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100 | delete( dropHead( mary ) ); |
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101 | } |
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102 | |
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103 | for ( over( maryIter, mary ); maryIter >> m; ) { |
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104 | sout | m->i | m->j | ' '; |
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105 | } |
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106 | sout | nl; |
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107 | |
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108 | for ( i = 0; i < 10; i += 1 ) { |
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109 | addTail( mary, new( 2 * i + 1 ) ); |
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110 | } |
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111 | for ( over( maryIter, mary ); maryIter >> m; ) { |
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112 | sout | m->i | m->j | ' '; |
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113 | } |
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114 | sout | nl; |
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115 | |
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116 | for ( i = 0; i < 9; i += 1 ) { |
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117 | delete( dropTail( mary ) ); |
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118 | } |
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119 | for ( over( maryIter, mary ); maryIter >> m; ) { |
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120 | sout | m->i | m->j | ' '; |
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121 | } |
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122 | sout | nl; |
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123 | |
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124 | transfer( mary, baz ); |
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125 | |
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126 | for ( over( maryIter, baz ); maryIter >> m; ) { |
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127 | sout | m->i | m->j | ' '; |
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128 | } |
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129 | sout | "empty" | nl; |
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130 | |
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131 | for ( over( maryIter, mary ); maryIter >> m; ) { |
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132 | sout | m->i | m->j | ' '; |
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133 | } |
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134 | sout | nl; |
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135 | |
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136 | for ( over( maryIter, mary ); maryIter >> m; ) { |
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137 | delete( m ); |
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138 | } |
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139 | } |
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140 | |
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141 | // Local Variables: // |
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142 | // compile-command: "cfa sequence_example.cc" // |
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143 | // End: // |
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