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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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20 02110-1301, USA. |
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21 |
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22 */ |
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23 |
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24 #ifdef HAVE_CONFIG_H |
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25 #include <config.h> |
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26 #endif |
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27 |
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4254
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28 #include <climits> |
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29 |
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3503
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30 #include <iostream> |
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31 |
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32 #include "lo-ieee.h" |
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33 #include "lo-mappers.h" |
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34 #include "so-array.h" |
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35 |
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36 #include "defun.h" |
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37 #include "gripes.h" |
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38 #include "oct-map.h" |
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2974
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39 #include "oct-obj.h" |
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2979
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40 #include "oct-lvalue.h" |
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3340
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41 #include "oct-stream.h" |
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42 #include "ops.h" |
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43 #include "ov-base.h" |
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3928
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44 #include "ov-cell.h" |
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45 #include "ov-ch-mat.h" |
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46 #include "ov-complex.h" |
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47 #include "ov-cx-mat.h" |
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3928
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48 #include "ov-list.h" |
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49 #include "ov-range.h" |
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50 #include "ov-re-mat.h" |
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51 #include "ov-scalar.h" |
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52 #include "ov-str-mat.h" |
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4343
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53 #include "ov-fcn-handle.h" |
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5759
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54 #include "parse.h" |
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55 #include "utils.h" |
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2948
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56 #include "variables.h" |
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57 |
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4612
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58 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_base_value, |
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59 "<unknown type>", "unknown"); |
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60 |
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61 // If TRUE, print the name along with the value. |
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62 static bool Vprint_answer_id_name = true; |
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63 |
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64 // If TRUE, turn off printing of results in functions (as if a |
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65 // semicolon has been appended to each statement). |
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5794
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66 static bool Vsilent_functions = false; |
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67 |
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68 octave_value |
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69 octave_base_value::squeeze (void) const |
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70 { |
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71 std::string nm = type_name (); |
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72 error ("squeeze: invalid operation for %s type", nm.c_str ()); |
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73 return octave_value (); |
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74 } |
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75 |
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76 octave_value |
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4247
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77 octave_base_value::subsref (const std::string&, |
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4219
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78 const std::list<octave_value_list>&) |
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3933
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79 { |
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80 std::string nm = type_name (); |
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81 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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82 return octave_value (); |
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83 } |
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84 |
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85 octave_value_list |
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4247
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86 octave_base_value::subsref (const std::string&, |
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4219
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87 const std::list<octave_value_list>&, int) |
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3933
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88 { |
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89 std::string nm = type_name (); |
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90 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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91 return octave_value (); |
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92 } |
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93 |
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94 octave_value |
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5885
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95 octave_base_value::do_index_op (const octave_value_list&, bool) |
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2974
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96 { |
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97 std::string nm = type_name (); |
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98 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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99 return octave_value (); |
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100 } |
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101 |
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102 octave_value_list |
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103 octave_base_value::do_multi_index_op (int, const octave_value_list&) |
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104 { |
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3523
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105 std::string nm = type_name (); |
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106 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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107 return octave_value (); |
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108 } |
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109 |
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110 idx_vector |
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111 octave_base_value::index_vector (void) const |
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112 { |
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3523
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113 std::string nm = type_name (); |
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114 error ("%s type invalid as index value", nm.c_str ()); |
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115 return idx_vector (); |
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116 } |
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117 |
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118 int |
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119 octave_base_value::ndims (void) const |
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120 { |
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121 dim_vector dv = dims (); |
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122 |
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123 int n_dims = dv.length (); |
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124 |
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125 // Remove trailing singleton dimensions. |
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126 |
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127 for (int i = n_dims; i > 2; i--) |
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128 { |
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129 if (dv(i-1) == 1) |
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130 n_dims--; |
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131 else |
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132 break; |
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133 } |
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134 |
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135 // The result is always >= 2. |
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136 |
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137 if (n_dims < 2) |
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138 n_dims = 2; |
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139 |
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140 return n_dims; |
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141 } |
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142 |
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143 octave_value |
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144 octave_base_value::subsasgn (const std::string& type, |
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4219
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145 const std::list<octave_value_list>& idx, |
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146 const octave_value& rhs) |
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147 { |
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3933
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148 octave_value retval; |
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149 |
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3933
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150 if (is_defined ()) |
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151 { |
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4139
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152 if (is_numeric_type ()) |
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153 { |
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154 switch (type[0]) |
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155 { |
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156 case '(': |
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157 { |
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158 if (type.length () == 1) |
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159 retval = numeric_assign (type, idx, rhs); |
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4436
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160 else if (is_empty ()) |
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161 { |
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162 // Allow conversion of empty matrix to some other |
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163 // type in cases like |
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164 // |
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165 // x = []; x(i).f = rhs |
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166 |
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167 octave_value tmp = octave_value::empty_conv (type, rhs); |
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168 |
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169 retval = tmp.subsasgn (type, idx, rhs); |
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170 } |
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4139
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171 else |
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172 { |
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173 std::string nm = type_name (); |
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174 error ("in indexed assignment of %s, last rhs index must be ()", |
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175 nm.c_str ()); |
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176 } |
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177 } |
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178 break; |
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179 |
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180 case '{': |
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181 case '.': |
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182 { |
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183 std::string nm = type_name (); |
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184 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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185 } |
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186 break; |
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187 |
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188 default: |
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189 panic_impossible (); |
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190 } |
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191 } |
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192 else |
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193 { |
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194 std::string nm = type_name (); |
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195 error ("can't perform indexed assignment for %s type", nm.c_str ()); |
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196 } |
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3933
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197 } |
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198 else |
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199 { |
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200 // Create new object of appropriate type for given index and rhs |
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201 // types and then call subsasgn again for that object. |
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202 |
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203 octave_value tmp = octave_value::empty_conv (type, rhs); |
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204 |
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205 retval = tmp.subsasgn (type, idx, rhs); |
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206 } |
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207 |
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208 return retval; |
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209 } |
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210 |
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5602
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211 octave_idx_type |
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212 octave_base_value::nnz (void) const |
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213 { |
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214 gripe_wrong_type_arg ("octave_base_value::nnz ()", type_name ()); |
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215 return -1; |
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216 } |
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217 |
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218 octave_idx_type |
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219 octave_base_value::nzmax (void) const |
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220 { |
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221 gripe_wrong_type_arg ("octave_base_value::nzmax ()", type_name ()); |
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222 return -1; |
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223 } |
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224 |
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225 octave_value |
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4567
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226 octave_base_value::reshape (const dim_vector&) const |
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227 { |
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228 gripe_wrong_type_arg ("octave_base_value::reshape ()", type_name ()); |
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229 return octave_value (); |
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230 } |
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231 |
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232 octave_value |
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233 octave_base_value::permute (const Array<int>&, bool) const |
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234 { |
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235 gripe_wrong_type_arg ("octave_base_value::permute ()", type_name ()); |
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236 return octave_value (); |
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237 } |
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238 |
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239 octave_value |
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5731
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240 octave_base_value::resize (const dim_vector&, bool) const |
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4915
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241 { |
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242 gripe_wrong_type_arg ("octave_base_value::resize ()", type_name ()); |
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243 return octave_value (); |
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244 } |
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245 |
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5785
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246 MatrixType |
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247 octave_base_value::matrix_type (void) const |
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248 { |
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249 gripe_wrong_type_arg ("octave_base_value::matrix_type ()", type_name ()); |
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250 return MatrixType (); |
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251 } |
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252 |
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253 MatrixType |
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254 octave_base_value::matrix_type (const MatrixType&) const |
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255 { |
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256 gripe_wrong_type_arg ("octave_base_value::matrix_type ()", type_name ()); |
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257 return MatrixType (); |
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258 } |
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259 |
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4915
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260 octave_value |
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261 octave_base_value::all (int) const |
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262 { |
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263 return 0.0; |
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264 } |
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265 |
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266 octave_value |
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267 octave_base_value::any (int) const |
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268 { |
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269 return 0.0; |
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270 } |
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271 |
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272 octave_value |
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273 octave_base_value::convert_to_str (bool pad, bool force, char type) const |
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274 { |
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275 octave_value retval = convert_to_str_internal (pad, force, type); |
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276 |
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5781
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277 if (! force && is_numeric_type ()) |
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278 gripe_implicit_conversion ("Octave:num-to-str", |
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279 type_name (), retval.type_name ()); |
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280 |
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281 return retval; |
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282 } |
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283 |
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284 octave_value |
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5279
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285 octave_base_value::convert_to_str_internal (bool, bool, char) const |
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2376
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286 { |
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4452
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287 gripe_wrong_type_arg ("octave_base_value::convert_to_str_internal ()", |
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288 type_name ()); |
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289 return octave_value (); |
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290 } |
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291 |
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292 void |
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293 octave_base_value::convert_to_row_or_column_vector (void) |
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294 { |
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295 gripe_wrong_type_arg |
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296 ("octave_base_value::convert_to_row_or_column_vector ()", |
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297 type_name ()); |
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298 } |
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299 |
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300 void |
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3523
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301 octave_base_value::print (std::ostream&, bool) const |
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2376
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302 { |
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3195
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303 gripe_wrong_type_arg ("octave_base_value::print ()", type_name ()); |
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2376
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304 } |
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305 |
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2901
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306 void |
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3523
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307 octave_base_value::print_raw (std::ostream&, bool) const |
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2901
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308 { |
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3195
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309 gripe_wrong_type_arg ("octave_base_value::print_raw ()", type_name ()); |
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2901
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310 } |
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311 |
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312 bool |
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3523
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313 octave_base_value::print_name_tag (std::ostream& os, const std::string& name) const |
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2901
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314 { |
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4604
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315 bool retval = false; |
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316 |
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2901
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317 indent (os); |
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4604
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318 |
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319 if (print_as_scalar ()) |
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320 os << name << " = "; |
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321 else |
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322 { |
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323 os << name << " ="; |
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324 newline (os); |
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325 newline (os); |
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326 retval = true; |
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327 } |
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328 |
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329 return retval; |
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2901
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330 } |
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331 |
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3933
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332 void |
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5759
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333 octave_base_value::print_with_name (std::ostream& output_buf, |
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334 const std::string& name, |
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335 bool print_padding) const |
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336 { |
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337 if (! (evaluating_function_body && Vsilent_functions)) |
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338 { |
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339 bool pad_after = false; |
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340 |
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341 if (Vprint_answer_id_name) |
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342 pad_after = print_name_tag (output_buf, name); |
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343 |
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344 print (output_buf); |
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345 |
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346 if (print_padding && pad_after) |
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347 newline (output_buf); |
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348 } |
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349 } |
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350 |
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351 void |
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3933
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352 octave_base_value::print_info (std::ostream& os, |
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4661
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353 const std::string& /* prefix */) const |
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3933
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354 { |
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355 os << "no info for type: " << type_name () << "\n"; |
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356 } |
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357 |
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4254
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358 #define INT_CONV_METHOD(T, F, MIN_LIMIT, MAX_LIMIT) \ |
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359 T \ |
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360 octave_base_value::F ## _value (bool require_int, bool frc_str_conv) const \ |
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361 { \ |
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362 T retval = 0; \ |
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363 \ |
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364 double d = double_value (frc_str_conv); \ |
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365 \ |
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366 if (! error_state) \ |
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367 { \ |
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368 if (require_int && D_NINT (d) != d) \ |
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369 error ("conversion of %g to " #T " value failed", d); \ |
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5054
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370 else if (d < MIN_LIMIT) \ |
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371 retval = MIN_LIMIT; \ |
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372 else if (d > MAX_LIMIT) \ |
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373 retval = MAX_LIMIT; \ |
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4254
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374 else \ |
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4732
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375 retval = static_cast<T> (fix (d)); \ |
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4254
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376 } \ |
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377 else \ |
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378 gripe_wrong_type_arg ("octave_base_value::" #F "_value ()", \ |
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379 type_name ()); \ |
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380 \ |
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381 return retval; \ |
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382 } |
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3202
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383 |
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4254
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384 INT_CONV_METHOD (short int, short, SHRT_MIN, SHRT_MAX) |
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385 INT_CONV_METHOD (unsigned short int, ushort, 0, USHRT_MAX) |
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3202
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386 |
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4254
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387 INT_CONV_METHOD (int, int, INT_MIN, INT_MAX) |
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388 INT_CONV_METHOD (unsigned int, uint, 0, UINT_MAX) |
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3202
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389 |
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4254
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390 INT_CONV_METHOD (long int, long, LONG_MIN, LONG_MAX) |
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391 INT_CONV_METHOD (unsigned long int, ulong, 0, ULONG_MAX) |
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3202
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392 |
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393 int |
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394 octave_base_value::nint_value (bool frc_str_conv) const |
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395 { |
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396 int retval = 0; |
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397 |
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398 double d = double_value (frc_str_conv); |
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399 |
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400 if (! error_state) |
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401 { |
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402 if (xisnan (d)) |
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403 { |
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404 error ("conversion of NaN to integer value failed"); |
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405 return retval; |
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406 } |
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407 |
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4732
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408 retval = static_cast<int> (fix (d)); |
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3202
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409 } |
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410 else |
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411 gripe_wrong_type_arg ("octave_base_value::nint_value ()", type_name ()); |
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412 |
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413 return retval; |
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414 } |
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415 |
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2376
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416 double |
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417 octave_base_value::double_value (bool) const |
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418 { |
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4102
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419 double retval = lo_ieee_nan_value (); |
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2376
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420 gripe_wrong_type_arg ("octave_base_value::double_value ()", type_name ()); |
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421 return retval; |
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422 } |
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423 |
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3351
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424 Cell |
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3539
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425 octave_base_value::cell_value () const |
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3351
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426 { |
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427 Cell retval; |
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428 gripe_wrong_type_arg ("octave_base_value::cell_value()", type_name ()); |
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429 return retval; |
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430 } |
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431 |
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2376
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432 Matrix |
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433 octave_base_value::matrix_value (bool) const |
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434 { |
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435 Matrix retval; |
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436 gripe_wrong_type_arg ("octave_base_value::matrix_value()", type_name ()); |
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437 return retval; |
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438 } |
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439 |
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4507
|
440 NDArray |
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4550
|
441 octave_base_value::array_value (bool) const |
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4505
|
442 { |
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4507
|
443 NDArray retval; |
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4550
|
444 gripe_wrong_type_arg ("octave_base_value::array_value()", type_name ()); |
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4505
|
445 return retval; |
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446 } |
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447 |
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2376
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448 Complex |
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449 octave_base_value::complex_value (bool) const |
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450 { |
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4102
|
451 double tmp = lo_ieee_nan_value (); |
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452 Complex retval (tmp, tmp); |
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2376
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453 gripe_wrong_type_arg ("octave_base_value::complex_value()", type_name ()); |
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454 return retval; |
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|
455 } |
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456 |
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457 ComplexMatrix |
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458 octave_base_value::complex_matrix_value (bool) const |
|
|
459 { |
|
|
460 ComplexMatrix retval; |
|
|
461 gripe_wrong_type_arg ("octave_base_value::complex_matrix_value()", |
|
|
462 type_name ()); |
|
|
463 return retval; |
|
|
464 } |
|
|
465 |
|
4550
|
466 ComplexNDArray |
|
|
467 octave_base_value::complex_array_value (bool) const |
|
|
468 { |
|
|
469 ComplexNDArray retval; |
|
|
470 gripe_wrong_type_arg ("octave_base_value::complex_array_value()", |
|
|
471 type_name ()); |
|
|
472 return retval; |
|
|
473 } |
|
|
474 |
|
|
475 bool |
|
|
476 octave_base_value::bool_value (void) const |
|
|
477 { |
|
|
478 bool retval = false; |
|
|
479 gripe_wrong_type_arg ("octave_base_value::bool_value()", type_name ()); |
|
|
480 return retval; |
|
|
481 } |
|
|
482 |
|
|
483 boolMatrix |
|
|
484 octave_base_value::bool_matrix_value (void) const |
|
|
485 { |
|
|
486 boolMatrix retval; |
|
|
487 gripe_wrong_type_arg ("octave_base_value::bool_matrix_value()", |
|
|
488 type_name ()); |
|
|
489 return retval; |
|
|
490 } |
|
|
491 |
|
|
492 boolNDArray |
|
4580
|
493 octave_base_value::bool_array_value (void) const |
|
4550
|
494 { |
|
|
495 boolNDArray retval; |
|
|
496 gripe_wrong_type_arg ("octave_base_value::bool_array_value()", |
|
|
497 type_name ()); |
|
|
498 return retval; |
|
|
499 } |
|
|
500 |
|
2376
|
501 charMatrix |
|
4741
|
502 octave_base_value::char_matrix_value (bool force) const |
|
2376
|
503 { |
|
|
504 charMatrix retval; |
|
4257
|
505 |
|
4741
|
506 octave_value tmp = convert_to_str (false, force); |
|
4257
|
507 |
|
4452
|
508 if (! error_state) |
|
|
509 retval = tmp.char_matrix_value (); |
|
|
510 |
|
2376
|
511 return retval; |
|
|
512 } |
|
|
513 |
|
4550
|
514 charNDArray |
|
|
515 octave_base_value::char_array_value (bool) const |
|
|
516 { |
|
|
517 charNDArray retval; |
|
|
518 gripe_wrong_type_arg ("octave_base_value::char_array_value()", |
|
|
519 type_name ()); |
|
|
520 return retval; |
|
|
521 } |
|
|
522 |
|
5164
|
523 SparseMatrix |
|
|
524 octave_base_value::sparse_matrix_value (bool) const |
|
|
525 { |
|
|
526 SparseMatrix retval; |
|
|
527 gripe_wrong_type_arg ("octave_base_value::sparse_matrix_value()", type_name ()); |
|
|
528 return retval; |
|
|
529 } |
|
|
530 |
|
|
531 SparseComplexMatrix |
|
|
532 octave_base_value::sparse_complex_matrix_value (bool) const |
|
|
533 { |
|
|
534 SparseComplexMatrix retval; |
|
|
535 gripe_wrong_type_arg ("octave_base_value::sparse_complex_matrix_value()", type_name ()); |
|
|
536 return retval; |
|
|
537 } |
|
|
538 |
|
|
539 SparseBoolMatrix |
|
|
540 octave_base_value::sparse_bool_matrix_value (bool) const |
|
|
541 { |
|
|
542 SparseBoolMatrix retval; |
|
|
543 gripe_wrong_type_arg ("octave_base_value::sparse_bool_matrix_value()", type_name ()); |
|
|
544 return retval; |
|
|
545 } |
|
|
546 |
|
4910
|
547 octave_int8 |
|
|
548 octave_base_value::int8_scalar_value (void) const |
|
|
549 { |
|
|
550 octave_int8 retval; |
|
|
551 gripe_wrong_type_arg ("octave_base_value::int8_scalar_value()", |
|
|
552 type_name ()); |
|
|
553 return retval; |
|
|
554 } |
|
|
555 |
|
|
556 octave_int16 |
|
|
557 octave_base_value::int16_scalar_value (void) const |
|
|
558 { |
|
|
559 octave_int16 retval; |
|
|
560 gripe_wrong_type_arg ("octave_base_value::int16_scalar_value()", |
|
|
561 type_name ()); |
|
|
562 return retval; |
|
|
563 } |
|
|
564 |
|
|
565 octave_int32 |
|
|
566 octave_base_value::int32_scalar_value (void) const |
|
|
567 { |
|
|
568 octave_int32 retval; |
|
|
569 gripe_wrong_type_arg ("octave_base_value::int32_scalar_value()", |
|
|
570 type_name ()); |
|
|
571 return retval; |
|
|
572 } |
|
|
573 |
|
|
574 octave_int64 |
|
|
575 octave_base_value::int64_scalar_value (void) const |
|
|
576 { |
|
|
577 octave_int64 retval; |
|
|
578 gripe_wrong_type_arg ("octave_base_value::int64_scalar_value()", |
|
|
579 type_name ()); |
|
|
580 return retval; |
|
|
581 } |
|
|
582 |
|
|
583 octave_uint8 |
|
|
584 octave_base_value::uint8_scalar_value (void) const |
|
|
585 { |
|
|
586 octave_uint8 retval; |
|
|
587 gripe_wrong_type_arg ("octave_base_value::uint8_scalar_value()", |
|
|
588 type_name ()); |
|
|
589 return retval; |
|
|
590 } |
|
|
591 |
|
|
592 octave_uint16 |
|
|
593 octave_base_value::uint16_scalar_value (void) const |
|
|
594 { |
|
|
595 octave_uint16 retval; |
|
|
596 gripe_wrong_type_arg ("octave_base_value::uint16_scalar_value()", |
|
|
597 type_name ()); |
|
|
598 return retval; |
|
|
599 } |
|
|
600 |
|
|
601 octave_uint32 |
|
|
602 octave_base_value::uint32_scalar_value (void) const |
|
|
603 { |
|
|
604 octave_uint32 retval; |
|
|
605 gripe_wrong_type_arg ("octave_base_value::uint32_scalar_value()", |
|
|
606 type_name ()); |
|
|
607 return retval; |
|
|
608 } |
|
|
609 |
|
|
610 octave_uint64 |
|
|
611 octave_base_value::uint64_scalar_value (void) const |
|
|
612 { |
|
|
613 octave_uint64 retval; |
|
|
614 gripe_wrong_type_arg ("octave_base_value::uint64_scalar_value()", |
|
|
615 type_name ()); |
|
|
616 return retval; |
|
|
617 } |
|
|
618 |
|
4906
|
619 int8NDArray |
|
|
620 octave_base_value::int8_array_value (void) const |
|
|
621 { |
|
|
622 int8NDArray retval; |
|
|
623 gripe_wrong_type_arg ("octave_base_value::int8_array_value()", |
|
|
624 type_name ()); |
|
4910
|
625 return retval; |
|
4906
|
626 } |
|
|
627 |
|
|
628 int16NDArray |
|
|
629 octave_base_value::int16_array_value (void) const |
|
|
630 { |
|
|
631 int16NDArray retval; |
|
|
632 gripe_wrong_type_arg ("octave_base_value::int16_array_value()", |
|
|
633 type_name ()); |
|
4910
|
634 return retval; |
|
4906
|
635 } |
|
|
636 |
|
|
637 int32NDArray |
|
|
638 octave_base_value::int32_array_value (void) const |
|
|
639 { |
|
|
640 int32NDArray retval; |
|
|
641 gripe_wrong_type_arg ("octave_base_value::int32_array_value()", |
|
|
642 type_name ()); |
|
4910
|
643 return retval; |
|
4906
|
644 } |
|
|
645 |
|
|
646 int64NDArray |
|
|
647 octave_base_value::int64_array_value (void) const |
|
|
648 { |
|
|
649 int64NDArray retval; |
|
|
650 gripe_wrong_type_arg ("octave_base_value::int64_array_value()", |
|
|
651 type_name ()); |
|
4910
|
652 return retval; |
|
4906
|
653 } |
|
|
654 |
|
|
655 uint8NDArray |
|
|
656 octave_base_value::uint8_array_value (void) const |
|
|
657 { |
|
|
658 uint8NDArray retval; |
|
|
659 gripe_wrong_type_arg ("octave_base_value::uint8_array_value()", |
|
|
660 type_name ()); |
|
4910
|
661 return retval; |
|
4906
|
662 } |
|
|
663 |
|
|
664 uint16NDArray |
|
|
665 octave_base_value::uint16_array_value (void) const |
|
|
666 { |
|
|
667 uint16NDArray retval; |
|
|
668 gripe_wrong_type_arg ("octave_base_value::uint16_array_value()", |
|
|
669 type_name ()); |
|
4910
|
670 return retval; |
|
4906
|
671 } |
|
|
672 |
|
|
673 uint32NDArray |
|
|
674 octave_base_value::uint32_array_value (void) const |
|
|
675 { |
|
|
676 uint32NDArray retval; |
|
|
677 gripe_wrong_type_arg ("octave_base_value::uint32_array_value()", |
|
|
678 type_name ()); |
|
4910
|
679 return retval; |
|
4906
|
680 } |
|
|
681 |
|
|
682 uint64NDArray |
|
|
683 octave_base_value::uint64_array_value (void) const |
|
|
684 { |
|
|
685 uint64NDArray retval; |
|
|
686 gripe_wrong_type_arg ("octave_base_value::uint64_array_value()", |
|
|
687 type_name ()); |
|
4910
|
688 return retval; |
|
4906
|
689 } |
|
|
690 |
|
2493
|
691 string_vector |
|
5715
|
692 octave_base_value::all_strings (bool pad) const |
|
2376
|
693 { |
|
2493
|
694 string_vector retval; |
|
4257
|
695 |
|
5715
|
696 octave_value tmp = convert_to_str (pad, true); |
|
4257
|
697 |
|
4452
|
698 if (! error_state) |
|
|
699 retval = tmp.all_strings (); |
|
4257
|
700 |
|
2376
|
701 return retval; |
|
|
702 } |
|
|
703 |
|
3536
|
704 std::string |
|
4457
|
705 octave_base_value::string_value (bool force) const |
|
2376
|
706 { |
|
3523
|
707 std::string retval; |
|
4257
|
708 |
|
4457
|
709 octave_value tmp = convert_to_str (force); |
|
4257
|
710 |
|
4452
|
711 if (! error_state) |
|
|
712 retval = tmp.string_value (); |
|
4257
|
713 |
|
2376
|
714 return retval; |
|
|
715 } |
|
|
716 |
|
|
717 Range |
|
|
718 octave_base_value::range_value (void) const |
|
|
719 { |
|
|
720 Range retval; |
|
|
721 gripe_wrong_type_arg ("octave_base_value::range_value()", type_name ()); |
|
|
722 return retval; |
|
|
723 } |
|
|
724 |
|
|
725 Octave_map |
|
|
726 octave_base_value::map_value (void) const |
|
|
727 { |
|
|
728 Octave_map retval; |
|
|
729 gripe_wrong_type_arg ("octave_base_value::map_value()", type_name ()); |
|
|
730 return retval; |
|
|
731 } |
|
|
732 |
|
3933
|
733 string_vector |
|
|
734 octave_base_value::map_keys (void) const |
|
|
735 { |
|
|
736 string_vector retval; |
|
|
737 gripe_wrong_type_arg ("octave_base_value::map_keys()", type_name ()); |
|
|
738 return retval; |
|
|
739 } |
|
|
740 |
|
4645
|
741 std::streamoff |
|
4643
|
742 octave_base_value::streamoff_value (void) const |
|
|
743 { |
|
4649
|
744 std::streamoff retval (-1); |
|
4645
|
745 gripe_wrong_type_arg ("octave_base_value::streamoff_value()", type_name ()); |
|
|
746 return retval; |
|
|
747 } |
|
|
748 |
|
|
749 streamoff_array |
|
|
750 octave_base_value::streamoff_array_value (void) const |
|
|
751 { |
|
4643
|
752 streamoff_array retval; |
|
4645
|
753 gripe_wrong_type_arg ("octave_base_value::streamoff_array_value()", |
|
|
754 type_name ()); |
|
4643
|
755 return retval; |
|
|
756 } |
|
|
757 |
|
2974
|
758 octave_function * |
|
|
759 octave_base_value::function_value (bool silent) |
|
|
760 { |
|
|
761 octave_function *retval = 0; |
|
|
762 |
|
|
763 if (! silent) |
|
|
764 gripe_wrong_type_arg ("octave_base_value::function_value()", |
|
|
765 type_name ()); |
|
|
766 return retval; |
|
|
767 } |
|
|
768 |
|
4700
|
769 octave_user_function * |
|
|
770 octave_base_value::user_function_value (bool silent) |
|
|
771 { |
|
|
772 octave_user_function *retval = 0; |
|
|
773 |
|
|
774 if (! silent) |
|
|
775 gripe_wrong_type_arg ("octave_base_value::user_function_value()", |
|
|
776 type_name ()); |
|
|
777 return retval; |
|
|
778 } |
|
|
779 |
|
4346
|
780 octave_fcn_handle * |
|
4343
|
781 octave_base_value::fcn_handle_value (bool silent) |
|
|
782 { |
|
4346
|
783 octave_fcn_handle *retval = 0; |
|
4343
|
784 |
|
|
785 if (! silent) |
|
|
786 gripe_wrong_type_arg ("octave_base_value::fcn_handle_value()", |
|
|
787 type_name ()); |
|
|
788 return retval; |
|
|
789 } |
|
|
790 |
|
4933
|
791 octave_fcn_inline * |
|
|
792 octave_base_value::fcn_inline_value (bool silent) |
|
|
793 { |
|
|
794 octave_fcn_inline *retval = 0; |
|
|
795 |
|
|
796 if (! silent) |
|
|
797 gripe_wrong_type_arg ("octave_base_value::fcn_inline_value()", |
|
|
798 type_name ()); |
|
|
799 return retval; |
|
|
800 } |
|
|
801 |
|
2882
|
802 octave_value_list |
|
|
803 octave_base_value::list_value (void) const |
|
|
804 { |
|
|
805 octave_value_list retval; |
|
|
806 gripe_wrong_type_arg ("octave_base_value::list_value()", type_name ()); |
|
|
807 return retval; |
|
|
808 } |
|
|
809 |
|
4687
|
810 bool |
|
|
811 octave_base_value::save_ascii (std::ostream&, bool&, bool) |
|
|
812 { |
|
|
813 gripe_wrong_type_arg ("octave_base_value::save_ascii()", type_name ()); |
|
|
814 return false; |
|
|
815 } |
|
|
816 |
|
|
817 bool |
|
|
818 octave_base_value::load_ascii (std::istream&) |
|
|
819 { |
|
|
820 gripe_wrong_type_arg ("octave_base_value::load_ascii()", type_name ()); |
|
|
821 return false; |
|
|
822 } |
|
|
823 |
|
|
824 bool |
|
|
825 octave_base_value::save_binary (std::ostream&, bool&) |
|
|
826 { |
|
|
827 gripe_wrong_type_arg ("octave_base_value::save_binary()", type_name ()); |
|
|
828 return false; |
|
|
829 } |
|
|
830 |
|
|
831 bool |
|
|
832 octave_base_value::load_binary (std::istream&, bool, |
|
|
833 oct_mach_info::float_format) |
|
|
834 { |
|
|
835 gripe_wrong_type_arg ("octave_base_value::load_binary()", type_name ()); |
|
|
836 return false; |
|
|
837 } |
|
|
838 |
|
|
839 #if defined (HAVE_HDF5) |
|
4944
|
840 |
|
4687
|
841 bool |
|
|
842 octave_base_value::save_hdf5 (hid_t, const char *, bool) |
|
|
843 { |
|
|
844 gripe_wrong_type_arg ("octave_base_value::save_binary()", type_name ()); |
|
|
845 |
|
|
846 return false; |
|
|
847 } |
|
|
848 |
|
|
849 bool |
|
|
850 octave_base_value::load_hdf5 (hid_t, const char *, bool) |
|
|
851 { |
|
|
852 gripe_wrong_type_arg ("octave_base_value::load_binary()", type_name ()); |
|
|
853 |
|
|
854 return false; |
|
|
855 } |
|
4944
|
856 |
|
4687
|
857 #endif |
|
|
858 |
|
4944
|
859 int |
|
|
860 octave_base_value::write (octave_stream&, int, oct_data_conv::data_type, |
|
|
861 int, oct_mach_info::float_format) const |
|
|
862 { |
|
|
863 gripe_wrong_type_arg ("octave_base_value::write()", type_name ()); |
|
|
864 |
|
|
865 return false; |
|
|
866 } |
|
|
867 |
|
5759
|
868 static void |
|
|
869 gripe_indexed_assignment (const std::string& tn1, const std::string& tn2) |
|
|
870 { |
|
|
871 error ("assignment of `%s' to indexed `%s' not implemented", |
|
|
872 tn2.c_str (), tn1.c_str ()); |
|
|
873 } |
|
|
874 |
|
|
875 static void |
|
|
876 gripe_assign_conversion_failed (const std::string& tn1, |
|
|
877 const std::string& tn2) |
|
|
878 { |
|
|
879 error ("type conversion for assignment of `%s' to indexed `%s' failed", |
|
|
880 tn2.c_str (), tn1.c_str ()); |
|
|
881 } |
|
|
882 |
|
|
883 static void |
|
|
884 gripe_no_conversion (const std::string& on, const std::string& tn1, |
|
|
885 const std::string& tn2) |
|
|
886 { |
|
|
887 error ("operator %s: no conversion for assignment of `%s' to indexed `%s'", |
|
|
888 on.c_str (), tn2.c_str (), tn1.c_str ()); |
|
|
889 } |
|
|
890 |
|
|
891 octave_value |
|
|
892 octave_base_value::numeric_assign (const std::string& type, |
|
|
893 const std::list<octave_value_list>& idx, |
|
|
894 const octave_value& rhs) |
|
|
895 { |
|
|
896 octave_value retval; |
|
|
897 |
|
|
898 int t_lhs = type_id (); |
|
|
899 int t_rhs = rhs.type_id (); |
|
|
900 |
|
|
901 octave_value_typeinfo::assign_op_fcn f |
|
|
902 = octave_value_typeinfo::lookup_assign_op (octave_value::op_asn_eq, |
|
|
903 t_lhs, t_rhs); |
|
|
904 |
|
|
905 bool done = false; |
|
|
906 |
|
|
907 if (f) |
|
|
908 { |
|
|
909 f (*this, idx.front (), rhs.get_rep ()); |
|
|
910 |
|
|
911 done = (! error_state); |
|
|
912 } |
|
|
913 |
|
|
914 if (done) |
|
|
915 { |
|
|
916 count++; |
|
|
917 retval = octave_value (this); |
|
|
918 } |
|
|
919 else |
|
|
920 { |
|
|
921 int t_result |
|
|
922 = octave_value_typeinfo::lookup_pref_assign_conv (t_lhs, t_rhs); |
|
|
923 |
|
|
924 if (t_result >= 0) |
|
|
925 { |
|
|
926 octave_base_value::type_conv_fcn cf |
|
|
927 = octave_value_typeinfo::lookup_widening_op (t_lhs, t_result); |
|
|
928 |
|
|
929 if (cf) |
|
|
930 { |
|
5874
|
931 octave_base_value *tmp = cf (*this); |
|
5759
|
932 |
|
|
933 if (tmp) |
|
|
934 { |
|
5874
|
935 octave_value val (tmp); |
|
|
936 |
|
|
937 retval = val.subsasgn (type, idx, rhs); |
|
5759
|
938 |
|
|
939 done = (! error_state); |
|
|
940 } |
|
|
941 else |
|
|
942 gripe_assign_conversion_failed (type_name (), |
|
|
943 rhs.type_name ()); |
|
|
944 } |
|
|
945 else |
|
|
946 gripe_indexed_assignment (type_name (), rhs.type_name ()); |
|
|
947 } |
|
|
948 |
|
|
949 if (! (done || error_state)) |
|
|
950 { |
|
|
951 octave_value tmp_rhs; |
|
|
952 |
|
|
953 octave_base_value::type_conv_fcn cf_rhs |
|
|
954 = rhs.numeric_conversion_function (); |
|
|
955 |
|
|
956 if (cf_rhs) |
|
|
957 { |
|
|
958 octave_base_value *tmp = cf_rhs (rhs.get_rep ()); |
|
|
959 |
|
|
960 if (tmp) |
|
|
961 tmp_rhs = octave_value (tmp); |
|
|
962 else |
|
|
963 { |
|
|
964 gripe_assign_conversion_failed (type_name (), |
|
|
965 rhs.type_name ()); |
|
|
966 return octave_value (); |
|
|
967 } |
|
|
968 } |
|
|
969 else |
|
|
970 tmp_rhs = rhs; |
|
|
971 |
|
|
972 octave_base_value::type_conv_fcn cf_this |
|
|
973 = numeric_conversion_function (); |
|
|
974 |
|
|
975 octave_base_value *tmp_lhs = this; |
|
|
976 |
|
|
977 if (cf_this) |
|
|
978 { |
|
|
979 octave_base_value *tmp = cf_this (*this); |
|
|
980 |
|
|
981 if (tmp) |
|
|
982 tmp_lhs = tmp; |
|
|
983 else |
|
|
984 { |
|
|
985 gripe_assign_conversion_failed (type_name (), |
|
|
986 rhs.type_name ()); |
|
|
987 return octave_value (); |
|
|
988 } |
|
|
989 } |
|
|
990 |
|
|
991 if (cf_this || cf_rhs) |
|
|
992 { |
|
|
993 retval = tmp_lhs->subsasgn (type, idx, tmp_rhs); |
|
|
994 |
|
|
995 done = (! error_state); |
|
|
996 } |
|
|
997 else |
|
|
998 gripe_no_conversion (octave_value::assign_op_as_string (octave_value::op_asn_eq), |
|
|
999 type_name (), rhs.type_name ()); |
|
|
1000 } |
|
|
1001 } |
|
|
1002 |
|
|
1003 // The assignment may have converted to a type that is wider than |
|
|
1004 // necessary. |
|
|
1005 |
|
|
1006 retval.maybe_mutate (); |
|
|
1007 |
|
|
1008 return retval; |
|
|
1009 } |
|
|
1010 |
|
|
1011 // Current indentation. |
|
|
1012 int octave_base_value::curr_print_indent_level = 0; |
|
|
1013 |
|
|
1014 // TRUE means we are at the beginning of a line. |
|
|
1015 bool octave_base_value::beginning_of_line = true; |
|
|
1016 |
|
|
1017 // Each print() function should call this before printing anything. |
|
|
1018 // |
|
|
1019 // This doesn't need to be fast, but isn't there a better way? |
|
|
1020 |
|
|
1021 void |
|
|
1022 octave_base_value::indent (std::ostream& os) const |
|
|
1023 { |
|
|
1024 assert (curr_print_indent_level >= 0); |
|
|
1025 |
|
|
1026 if (beginning_of_line) |
|
|
1027 { |
|
5775
|
1028 // FIXME -- do we need this? |
|
5759
|
1029 // os << prefix; |
|
|
1030 |
|
|
1031 for (int i = 0; i < curr_print_indent_level; i++) |
|
|
1032 os << " "; |
|
|
1033 |
|
|
1034 beginning_of_line = false; |
|
|
1035 } |
|
|
1036 } |
|
|
1037 |
|
|
1038 // All print() functions should use this to print new lines. |
|
|
1039 |
|
|
1040 void |
|
|
1041 octave_base_value::newline (std::ostream& os) const |
|
|
1042 { |
|
|
1043 os << "\n"; |
|
|
1044 |
|
|
1045 beginning_of_line = true; |
|
|
1046 } |
|
|
1047 |
|
|
1048 // For ressetting print state. |
|
|
1049 |
|
|
1050 void |
|
|
1051 octave_base_value::reset (void) const |
|
|
1052 { |
|
|
1053 beginning_of_line = true; |
|
|
1054 curr_print_indent_level = 0; |
|
|
1055 } |
|
|
1056 |
|
3203
|
1057 CONVDECLX (matrix_conv) |
|
2376
|
1058 { |
|
|
1059 return new octave_matrix (); |
|
|
1060 } |
|
|
1061 |
|
3203
|
1062 CONVDECLX (complex_matrix_conv) |
|
2376
|
1063 { |
|
|
1064 return new octave_complex_matrix (); |
|
|
1065 } |
|
|
1066 |
|
3203
|
1067 CONVDECLX (string_conv) |
|
2376
|
1068 { |
|
|
1069 return new octave_char_matrix_str (); |
|
|
1070 } |
|
|
1071 |
|
3928
|
1072 CONVDECLX (cell_conv) |
|
|
1073 { |
|
|
1074 return new octave_cell (); |
|
|
1075 } |
|
|
1076 |
|
2376
|
1077 void |
|
|
1078 install_base_type_conversions (void) |
|
|
1079 { |
|
|
1080 INSTALL_ASSIGNCONV (octave_base_value, octave_scalar, octave_matrix); |
|
|
1081 INSTALL_ASSIGNCONV (octave_base_value, octave_matrix, octave_matrix); |
|
|
1082 INSTALL_ASSIGNCONV (octave_base_value, octave_complex, octave_complex_matrix); |
|
|
1083 INSTALL_ASSIGNCONV (octave_base_value, octave_complex_matrix, octave_complex_matrix); |
|
|
1084 INSTALL_ASSIGNCONV (octave_base_value, octave_range, octave_matrix); |
|
|
1085 INSTALL_ASSIGNCONV (octave_base_value, octave_char_matrix_str, octave_char_matrix_str); |
|
3928
|
1086 INSTALL_ASSIGNCONV (octave_base_value, octave_cell, octave_cell); |
|
2376
|
1087 |
|
|
1088 INSTALL_WIDENOP (octave_base_value, octave_matrix, matrix_conv); |
|
|
1089 INSTALL_WIDENOP (octave_base_value, octave_complex_matrix, complex_matrix_conv); |
|
|
1090 INSTALL_WIDENOP (octave_base_value, octave_char_matrix_str, string_conv); |
|
3928
|
1091 INSTALL_WIDENOP (octave_base_value, octave_cell, cell_conv); |
|
2376
|
1092 } |
|
|
1093 |
|
5794
|
1094 DEFUN (print_answer_id_name, args, nargout, |
|
|
1095 "-*- texinfo -*-\n\ |
|
|
1096 @deftypefn {Built-in Function} {@var{val} =} print_answer_id_name ()\n\ |
|
|
1097 @deftypefnx {Built-in Function} {@var{old_val} =} print_answer_id_name (@var{new_val})\n\ |
|
|
1098 Query or set the internal variable that controls whether variable\n\ |
|
|
1099 names are printed along with results produced by evaluating an expression.\n\ |
|
|
1100 @end deftypefn") |
|
5759
|
1101 { |
|
5794
|
1102 return SET_INTERNAL_VARIABLE (print_answer_id_name); |
|
5759
|
1103 } |
|
|
1104 |
|
5794
|
1105 DEFUN (silent_functions, args, nargout, |
|
|
1106 "-*- texinfo -*-\n\ |
|
|
1107 @deftypefn {Built-in Function} {@var{val} =} silent_functions ()\n\ |
|
|
1108 @deftypefnx {Built-in Function} {@var{old_val} =} silent_functions (@var{new_val})\n\ |
|
|
1109 Query or set the internal variable that controls whether internal\n\ |
|
|
1110 output from a function is suppressed. If this option is disabled,\n\ |
|
|
1111 Octave will display the results produced by evaluating expressions\n\ |
|
|
1112 within a function body that are not terminated with a semicolon.\n\ |
|
|
1113 @end deftypefn") |
|
5759
|
1114 { |
|
5794
|
1115 return SET_INTERNAL_VARIABLE (silent_functions); |
|
5759
|
1116 } |
|
|
1117 |
|
2376
|
1118 /* |
|
|
1119 ;;; Local Variables: *** |
|
|
1120 ;;; mode: C++ *** |
|
|
1121 ;;; End: *** |
|
|
1122 */ |
