1 | #include <fstream.hfa>
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2 | #include <parseconfig.hfa>
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3 | #include <stdlib.hfa>
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4 |
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5 | extern "C" {
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6 | extern long long int strtoll( const char* str, char** endptr, int base );
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7 | }
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8 |
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9 | #define xstr(s) str(s)
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10 | #define str(s) #s
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11 |
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12 | bool custom_parse( const char * arg, int & value ) {
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13 | char * end;
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14 | int r = strtoll( arg, &end, 10 );
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15 | if ( *end != '\0' ) return false;
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16 |
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17 | value = r + 99;
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18 | return true;
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19 | }
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20 |
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21 | int main() {
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22 | struct {
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23 | int stop_cost;
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24 | int num_students;
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25 | int num_stops;
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26 | int max_num_students;
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27 | int timer_delay;
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28 | int groupoff_delay;
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29 | } config_params;
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30 | int conductor_delay;
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31 | [2] int parental_delay_and_num_couriers;
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32 | [ int, int ] max_student_delay_and_trips;
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33 |
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34 | const size_t NUM_ENTRIES = 11;
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35 | config_entry entries[NUM_ENTRIES] = {
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36 | { "StopCost", config_params.stop_cost },
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37 | { "NumStudents", config_params.num_students },
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38 | { "NumStops", config_params.num_stops },
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39 | { "MaxNumStudents", config_params.max_num_students },
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40 | { "TimerDelay", config_params.timer_delay },
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41 | { "GroupoffDelay", config_params.groupoff_delay },
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42 | { "ConductorDelay", conductor_delay },
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43 | { "ParentalDelay", parental_delay_and_num_couriers[0] },
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44 | { "NumCouriers", parental_delay_and_num_couriers[1] },
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45 | { "MaxStudentDelay", max_student_delay_and_trips.0 },
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46 | { "MaxStudentTrips", max_student_delay_and_trips.1 }
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47 | };
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48 |
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49 |
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50 | sout | "Different types of destination addresses";
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51 |
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52 | parse_config( xstr(IN_DIR) "parseconfig.all.txt", entries, NUM_ENTRIES, parse_tabular_config_format );
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53 |
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54 | sout | "Stop cost: " | config_params.stop_cost;
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55 | sout | "Number of students: " | config_params.num_students;
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56 | sout | "Number of stops: " | config_params.num_stops;
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57 | sout | "Maximum number of students: " | config_params.max_num_students;
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58 | sout | "Timer delay: " | config_params.timer_delay;
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59 | sout | "Groupoff delay: " | config_params.groupoff_delay;
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60 | sout | "Conductor delay: " | conductor_delay;
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61 | sout | "Parental delay: " | parental_delay_and_num_couriers[0];
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62 | sout | "Number of couriers: " | parental_delay_and_num_couriers[1];
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63 | sout | "Maximum student delay: " | max_student_delay_and_trips.0;
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64 | sout | "Maximum student trips: " | max_student_delay_and_trips.1;
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65 | sout | nl;
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66 |
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67 |
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68 | sout | "open_failure thrown when config file does not exist";
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69 | try {
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70 | parse_config( xstr(IN_DIR) "doesnt-exist.txt", entries, NUM_ENTRIES, parse_tabular_config_format );
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71 | } catch( open_failure * ex ) {
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72 | sout | "Failed to open the config file";
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73 | }
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74 | sout | nl;
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75 |
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76 |
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77 | sout | "Missing_Config_Entries thrown when config file is missing entries we want";
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78 | try {
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79 | parse_config( xstr(IN_DIR) "parseconfig.missing.txt", entries, NUM_ENTRIES, parse_tabular_config_format );
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80 | } catch( Missing_Config_Entries * ex ) {
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81 | msg( ex );
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82 | }
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83 | sout | nl;
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84 |
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85 |
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86 | sout | "Parse_Failure thrown when an entry cannot be parsed";
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87 |
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88 | int non_int_val;
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89 | config_entry entry[1] = {
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90 | { "AnothaOne", non_int_val }
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91 | };
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92 |
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93 | try {
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94 | parse_config( xstr(IN_DIR) "parseconfig.errors.txt", entry, 1, parse_tabular_config_format );
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95 | } catch( Parse_Failure * ex ) {
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96 | msg( ex );
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97 | }
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98 | sout | nl;
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99 |
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100 |
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101 | sout | "Validation_Failure thrown when an entry fails validation";
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102 |
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103 | // TODO: Fix compiler bug that makes casting necessary
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104 | config_entry new_entry1 = { "StopCost", config_params.stop_cost, (bool (*)(int &))is_positive };
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105 | entries[0] = new_entry1;
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106 |
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107 | try {
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108 | parse_config( xstr(IN_DIR) "parseconfig.errors.txt", entries, NUM_ENTRIES, parse_tabular_config_format );
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109 | } catch( Validation_Failure * ex ) {
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110 | msg( ex );
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111 | }
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112 | sout | nl;
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113 |
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114 |
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115 | sout | "No error is thrown when validation succeeds";
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116 | config_params.stop_cost = -1; // Reset value
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117 | parse_config( xstr(IN_DIR) "parseconfig.all.txt", entries, NUM_ENTRIES, parse_tabular_config_format );
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118 | sout | "Stop cost: " | config_params.stop_cost;
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119 | sout | nl;
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120 |
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121 |
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122 | sout | "A custom parse function can be accepted";
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123 |
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124 | config_entry new_entry2 = { "StopCost", config_params.stop_cost, custom_parse };
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125 | entries[0] = new_entry2;
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126 |
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127 | config_params.stop_cost = -1; // Reset value
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128 | parse_config( xstr(IN_DIR) "parseconfig.all.txt", entries, NUM_ENTRIES, parse_tabular_config_format );
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129 |
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130 | sout | "Stop cost: " | config_params.stop_cost;
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131 | sout | nl;
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132 |
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133 |
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134 | sout | "Custom parse and validation functions can be provided together";
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135 |
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136 | // TODO: Fix compiler bug that makes casting necessary
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137 | config_entry new_entry3 = { "StopCost", config_params.stop_cost, custom_parse, (bool (*)(int &))is_positive };
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138 | entries[0] = new_entry3;
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139 |
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140 | config_params.stop_cost = -1; // Reset value
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141 | parse_config( xstr(IN_DIR) "parseconfig.all.txt", entries, NUM_ENTRIES, parse_tabular_config_format );
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142 |
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143 | sout | "Stop cost: " | config_params.stop_cost;
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144 |
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145 | exit( EXIT_SUCCESS ); // This is to avoid memory leak messages from the above exceptions
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146 | }
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