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1 // token.cc -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1992, 1993, 1994, 1995 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 |
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22 */ |
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23 |
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24 #if defined (__GNUG__) |
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25 #pragma implementation |
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26 #endif |
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27 |
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28 #ifdef HAVE_CONFIG_H |
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29 #include <config.h> |
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30 #endif |
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31 |
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32 #include <cassert> |
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33 |
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34 #include "error.h" |
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35 #include "token.h" |
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36 #include "utils.h" |
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37 #include "symtab.h" |
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38 |
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39 token::token (int l, int c) |
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40 { |
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41 line_num = l; |
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42 column_num = c; |
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43 type_tag = generic_token; |
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44 orig_text = 0; |
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45 } |
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46 |
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47 token::token (char *s, int l, int c) |
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48 { |
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49 line_num = l; |
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50 column_num = c; |
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51 type_tag = string_token; |
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52 str = strsave (s); |
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53 orig_text = 0; |
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54 } |
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55 |
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56 token::token (double d, char *s, int l, int c) |
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57 { |
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58 line_num = l; |
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59 column_num = c; |
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60 type_tag = double_token; |
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61 num = d; |
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62 orig_text = 0; // strsave (s); |
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63 } |
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64 |
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65 token::token (end_tok_type t, int l, int c) |
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66 { |
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67 line_num = l; |
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68 column_num = c; |
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69 type_tag = ettype_token; |
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70 et = t; |
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71 orig_text = 0; |
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72 } |
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73 |
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74 token::token (plot_tok_type t, int l, int c) |
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75 { |
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76 line_num = l; |
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77 column_num = c; |
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78 type_tag = pttype_token; |
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79 pt = t; |
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80 orig_text = 0; |
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81 } |
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82 |
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83 token::token (symbol_record *s, int l, int c) |
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84 { |
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85 line_num = l; |
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86 column_num = c; |
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87 type_tag = sym_rec_token; |
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88 sr = s; |
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89 orig_text = 0; |
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90 } |
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91 |
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92 token::~token (void) |
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93 { |
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94 if (type_tag == string_token) |
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95 delete [] str; |
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96 delete [] orig_text; |
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97 } |
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98 |
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99 int |
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100 token::line (void) |
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101 { |
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102 return line_num; |
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103 } |
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104 |
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105 int |
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106 token::column (void) |
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107 { |
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108 return column_num; |
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109 } |
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110 |
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111 char * |
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112 token::string (void) |
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113 { |
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114 assert (type_tag == string_token); |
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115 return str; |
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116 } |
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117 |
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118 double |
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119 token::number (void) |
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120 { |
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121 assert (type_tag == double_token); |
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122 return num; |
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123 } |
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124 |
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125 token::end_tok_type |
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126 token::ettype (void) |
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127 { |
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128 assert (type_tag == ettype_token); |
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129 return et; |
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130 } |
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131 |
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132 token::plot_tok_type |
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133 token::pttype (void) |
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134 { |
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135 assert (type_tag == pttype_token); |
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136 return pt; |
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137 } |
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138 |
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139 symbol_record * |
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140 token::sym_rec (void) |
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141 { |
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142 assert (type_tag == sym_rec_token); |
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143 return sr; |
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144 } |
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145 |
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146 char * |
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147 token::text_rep (void) |
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148 { |
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149 return orig_text; |
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150 } |
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151 |
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152 token::token (const token& tok) |
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153 { |
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154 panic_impossible (); |
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155 } |
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156 |
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157 token& |
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158 token::operator = (const token& tok) |
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159 { |
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160 panic_impossible (); |
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161 } |
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162 |
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163 /* |
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164 ;;; Local Variables: *** |
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165 ;;; mode: C++ *** |
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166 ;;; page-delimiter: "^/\\*" *** |
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167 ;;; End: *** |
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168 */ |
