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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 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, 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 |
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22 */ |
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23 |
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24 #ifdef __GNUG__ |
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25 #pragma implementation |
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26 #endif |
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27 |
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28 #include <assert.h> |
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29 |
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30 #include "token.h" |
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31 #include "utils.h" |
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32 #include "symtab.h" |
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33 |
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34 token::token (int l = -1, int c = -1) |
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35 { |
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36 line_num = l; |
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37 column_num = c; |
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38 type_tag = generic_token; |
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39 } |
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40 |
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41 token::token (char *s, int l = -1, int c = -1) |
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42 { |
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43 line_num = l; |
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44 column_num = c; |
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45 type_tag = string_token; |
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46 str = strsave (s); |
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47 } |
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48 |
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49 token::token (double d, int l = -1, int c = -1) |
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50 { |
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51 line_num = l; |
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52 column_num = c; |
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53 type_tag = double_token; |
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54 num = d; |
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55 } |
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56 |
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57 token::token (end_tok_type t, int l = -1, int c = -1) |
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58 { |
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59 line_num = l; |
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60 column_num = c; |
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61 type_tag = ettype_token; |
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62 et = t; |
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63 } |
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64 |
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65 token::token (plot_tok_type t, int l = -1, int c = -1) |
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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 = pttype_token; |
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70 pt = t; |
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71 } |
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72 |
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73 token::token (symbol_record *s, int l = -1, int c = -1) |
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74 { |
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75 line_num = l; |
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76 column_num = c; |
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77 type_tag = sym_rec_token; |
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78 sr = s; |
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79 } |
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80 |
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81 token::~token (void) |
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82 { |
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83 if (type_tag == string_token) |
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84 delete [] str; |
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85 } |
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86 |
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87 int |
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88 token::line (void) |
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89 { |
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90 return line_num; |
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91 } |
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92 |
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93 int |
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94 token::column (void) |
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95 { |
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96 return column_num; |
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97 } |
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98 |
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99 char * |
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100 token::string (void) |
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101 { |
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102 assert (type_tag == string_token); |
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103 return str; |
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104 } |
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105 |
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106 double |
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107 token::number (void) |
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108 { |
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109 assert (type_tag == double_token); |
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110 return num; |
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111 } |
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112 |
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113 token::end_tok_type |
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114 token::ettype (void) |
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115 { |
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116 assert (type_tag == ettype_token); |
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117 return et; |
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118 } |
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119 |
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120 token::plot_tok_type |
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121 token::pttype (void) |
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122 { |
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123 assert (type_tag == pttype_token); |
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124 return pt; |
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125 } |
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126 |
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127 symbol_record * |
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128 token::sym_rec (void) |
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129 { |
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130 assert (type_tag == sym_rec_token); |
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131 return sr; |
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132 } |
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133 |
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134 /* |
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135 ;;; Local Variables: *** |
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136 ;;; mode: C++ *** |
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137 ;;; page-delimiter: "^/\\*" *** |
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138 ;;; End: *** |
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139 */ |
