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1 /* |
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2 |
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2847
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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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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 "Array-flags.h" |
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33 #include "lo-ieee.h" |
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34 #include "lo-mappers.h" |
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4649
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35 #include "so-array.h" |
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36 |
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37 #include "defun.h" |
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38 #include "gripes.h" |
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39 #include "oct-map.h" |
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40 #include "oct-obj.h" |
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2979
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41 #include "oct-lvalue.h" |
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3340
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42 #include "oct-stream.h" |
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43 #include "ops.h" |
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44 #include "ov-base.h" |
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3928
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45 #include "ov-cell.h" |
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46 #include "ov-ch-mat.h" |
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47 #include "ov-complex.h" |
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48 #include "ov-cx-mat.h" |
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3928
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49 #include "ov-list.h" |
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50 #include "ov-range.h" |
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51 #include "ov-re-mat.h" |
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52 #include "ov-scalar.h" |
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53 #include "ov-str-mat.h" |
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4343
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54 #include "ov-fcn-handle.h" |
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55 #include "parse.h" |
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56 #include "utils.h" |
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2948
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57 #include "variables.h" |
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58 |
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4612
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59 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_base_value, |
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60 "<unknown type>", "unknown"); |
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61 |
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62 // If TRUE, print the name along with the value. |
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63 static bool Vprint_answer_id_name = true; |
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64 |
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65 // If TRUE, turn off printing of results in functions (as if a |
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66 // semicolon has been appended to each statement). |
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67 static bool Vsilent_functions = false; |
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68 |
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69 octave_value |
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70 octave_base_value::squeeze (void) const |
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71 { |
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72 std::string nm = type_name (); |
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73 error ("squeeze: invalid operation for %s type", nm.c_str ()); |
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74 return octave_value (); |
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75 } |
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76 |
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77 octave_value |
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4247
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78 octave_base_value::subsref (const std::string&, |
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4219
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79 const std::list<octave_value_list>&) |
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3933
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80 { |
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81 std::string nm = type_name (); |
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82 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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83 return octave_value (); |
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84 } |
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85 |
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86 octave_value_list |
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4247
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87 octave_base_value::subsref (const std::string&, |
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4219
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88 const std::list<octave_value_list>&, int) |
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89 { |
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90 std::string nm = type_name (); |
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91 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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92 return octave_value (); |
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93 } |
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94 |
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95 octave_value |
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96 octave_base_value::do_index_op (const octave_value_list&, int) |
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97 { |
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98 std::string nm = type_name (); |
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99 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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100 return octave_value (); |
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101 } |
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102 |
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103 octave_value |
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104 octave_base_value::do_index_op (const octave_value_list& idx) |
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105 { |
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106 return do_index_op (idx, 0); |
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107 } |
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108 |
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109 octave_value_list |
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110 octave_base_value::do_multi_index_op (int, const octave_value_list&) |
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111 { |
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3523
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112 std::string nm = type_name (); |
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113 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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114 return octave_value (); |
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115 } |
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116 |
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117 idx_vector |
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118 octave_base_value::index_vector (void) const |
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119 { |
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3523
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120 std::string nm = type_name (); |
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121 error ("%s type invalid as index value", nm.c_str ()); |
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122 return idx_vector (); |
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123 } |
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124 |
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125 int |
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126 octave_base_value::ndims (void) const |
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127 { |
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128 dim_vector dv = dims (); |
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129 |
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130 int n_dims = dv.length (); |
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131 |
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132 // Remove trailing singleton dimensions. |
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133 |
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134 for (int i = n_dims; i > 2; i--) |
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135 { |
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136 if (dv(i-1) == 1) |
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137 n_dims--; |
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138 else |
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139 break; |
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140 } |
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141 |
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142 // The result is always >= 2. |
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143 |
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144 if (n_dims < 2) |
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145 n_dims = 2; |
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146 |
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147 return n_dims; |
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148 } |
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149 |
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150 octave_value |
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151 octave_base_value::subsasgn (const std::string& type, |
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4219
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152 const std::list<octave_value_list>& idx, |
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153 const octave_value& rhs) |
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154 { |
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155 octave_value retval; |
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156 |
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3933
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157 if (is_defined ()) |
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158 { |
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4139
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159 if (is_numeric_type ()) |
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160 { |
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161 switch (type[0]) |
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162 { |
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163 case '(': |
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164 { |
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165 if (type.length () == 1) |
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166 retval = numeric_assign (type, idx, rhs); |
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167 else if (is_empty ()) |
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168 { |
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169 // Allow conversion of empty matrix to some other |
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170 // type in cases like |
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171 // |
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172 // x = []; x(i).f = rhs |
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173 |
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174 octave_value tmp = octave_value::empty_conv (type, rhs); |
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175 |
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176 retval = tmp.subsasgn (type, idx, rhs); |
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177 } |
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178 else |
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179 { |
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180 std::string nm = type_name (); |
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181 error ("in indexed assignment of %s, last rhs index must be ()", |
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182 nm.c_str ()); |
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183 } |
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184 } |
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185 break; |
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186 |
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187 case '{': |
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188 case '.': |
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189 { |
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190 std::string nm = type_name (); |
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191 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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192 } |
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193 break; |
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194 |
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195 default: |
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196 panic_impossible (); |
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197 } |
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198 } |
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199 else |
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200 { |
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201 std::string nm = type_name (); |
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202 error ("can't perform indexed assignment for %s type", nm.c_str ()); |
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203 } |
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204 } |
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205 else |
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206 { |
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207 // Create new object of appropriate type for given index and rhs |
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208 // types and then call subsasgn again for that object. |
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209 |
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210 octave_value tmp = octave_value::empty_conv (type, rhs); |
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211 |
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212 retval = tmp.subsasgn (type, idx, rhs); |
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213 } |
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214 |
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215 return retval; |
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216 } |
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217 |
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5602
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218 octave_idx_type |
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219 octave_base_value::nnz (void) const |
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220 { |
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221 gripe_wrong_type_arg ("octave_base_value::nnz ()", 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_idx_type |
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226 octave_base_value::nzmax (void) const |
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227 { |
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228 gripe_wrong_type_arg ("octave_base_value::nzmax ()", type_name ()); |
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229 return -1; |
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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::reshape (const dim_vector&) const |
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234 { |
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235 gripe_wrong_type_arg ("octave_base_value::reshape ()", 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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240 octave_base_value::permute (const Array<int>&, bool) const |
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241 { |
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242 gripe_wrong_type_arg ("octave_base_value::permute ()", type_name ()); |
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243 return octave_value (); |
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244 } |
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245 |
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246 octave_value |
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5731
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247 octave_base_value::resize (const dim_vector&, bool) const |
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4915
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248 { |
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249 gripe_wrong_type_arg ("octave_base_value::resize ()", type_name ()); |
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250 return octave_value (); |
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251 } |
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252 |
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5785
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253 MatrixType |
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254 octave_base_value::matrix_type (void) 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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260 MatrixType |
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261 octave_base_value::matrix_type (const MatrixType&) const |
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262 { |
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263 gripe_wrong_type_arg ("octave_base_value::matrix_type ()", type_name ()); |
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264 return MatrixType (); |
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265 } |
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266 |
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4915
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267 octave_value |
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268 octave_base_value::all (int) const |
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269 { |
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270 return 0.0; |
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271 } |
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272 |
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273 octave_value |
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274 octave_base_value::any (int) const |
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275 { |
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276 return 0.0; |
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277 } |
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278 |
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279 octave_value |
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280 octave_base_value::convert_to_str (bool pad, bool force, char type) const |
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281 { |
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282 octave_value retval = convert_to_str_internal (pad, force, type); |
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283 |
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5781
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284 if (! force && is_numeric_type ()) |
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285 gripe_implicit_conversion ("Octave:num-to-str", |
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286 type_name (), retval.type_name ()); |
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287 |
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288 return retval; |
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289 } |
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290 |
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291 octave_value |
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5279
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292 octave_base_value::convert_to_str_internal (bool, bool, char) const |
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2376
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293 { |
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4452
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294 gripe_wrong_type_arg ("octave_base_value::convert_to_str_internal ()", |
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295 type_name ()); |
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296 return octave_value (); |
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297 } |
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298 |
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299 void |
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300 octave_base_value::convert_to_row_or_column_vector (void) |
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301 { |
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302 gripe_wrong_type_arg |
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303 ("octave_base_value::convert_to_row_or_column_vector ()", |
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304 type_name ()); |
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305 } |
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306 |
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307 void |
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3523
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308 octave_base_value::print (std::ostream&, bool) const |
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309 { |
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3195
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310 gripe_wrong_type_arg ("octave_base_value::print ()", type_name ()); |
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311 } |
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312 |
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2901
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313 void |
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3523
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314 octave_base_value::print_raw (std::ostream&, bool) const |
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2901
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315 { |
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3195
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316 gripe_wrong_type_arg ("octave_base_value::print_raw ()", type_name ()); |
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2901
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317 } |
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318 |
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319 bool |
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3523
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320 octave_base_value::print_name_tag (std::ostream& os, const std::string& name) const |
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2901
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321 { |
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4604
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322 bool retval = false; |
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323 |
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2901
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324 indent (os); |
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4604
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325 |
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326 if (print_as_scalar ()) |
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327 os << name << " = "; |
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328 else |
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329 { |
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330 os << name << " ="; |
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331 newline (os); |
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332 newline (os); |
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333 retval = true; |
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334 } |
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335 |
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336 return retval; |
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2901
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337 } |
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338 |
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3933
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339 void |
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5759
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340 octave_base_value::print_with_name (std::ostream& output_buf, |
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341 const std::string& name, |
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342 bool print_padding) const |
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343 { |
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344 if (! (evaluating_function_body && Vsilent_functions)) |
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345 { |
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346 bool pad_after = false; |
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347 |
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348 if (Vprint_answer_id_name) |
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349 pad_after = print_name_tag (output_buf, name); |
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350 |
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351 print (output_buf); |
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352 |
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353 if (print_padding && pad_after) |
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354 newline (output_buf); |
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355 } |
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356 } |
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357 |
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358 void |
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3933
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359 octave_base_value::print_info (std::ostream& os, |
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4661
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360 const std::string& /* prefix */) const |
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3933
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361 { |
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362 os << "no info for type: " << type_name () << "\n"; |
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363 } |
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364 |
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4254
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365 #define INT_CONV_METHOD(T, F, MIN_LIMIT, MAX_LIMIT) \ |
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366 T \ |
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367 octave_base_value::F ## _value (bool require_int, bool frc_str_conv) const \ |
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368 { \ |
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369 T retval = 0; \ |
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370 \ |
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371 double d = double_value (frc_str_conv); \ |
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372 \ |
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373 if (! error_state) \ |
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374 { \ |
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375 if (require_int && D_NINT (d) != d) \ |
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376 error ("conversion of %g to " #T " value failed", d); \ |
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5054
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377 else if (d < MIN_LIMIT) \ |
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378 retval = MIN_LIMIT; \ |
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379 else if (d > MAX_LIMIT) \ |
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380 retval = MAX_LIMIT; \ |
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4254
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381 else \ |
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4732
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382 retval = static_cast<T> (fix (d)); \ |
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4254
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383 } \ |
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384 else \ |
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385 gripe_wrong_type_arg ("octave_base_value::" #F "_value ()", \ |
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386 type_name ()); \ |
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387 \ |
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388 return retval; \ |
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389 } |
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3202
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390 |
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4254
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391 INT_CONV_METHOD (short int, short, SHRT_MIN, SHRT_MAX) |
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392 INT_CONV_METHOD (unsigned short int, ushort, 0, USHRT_MAX) |
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3202
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393 |
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4254
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394 INT_CONV_METHOD (int, int, INT_MIN, INT_MAX) |
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395 INT_CONV_METHOD (unsigned int, uint, 0, UINT_MAX) |
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3202
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396 |
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4254
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397 INT_CONV_METHOD (long int, long, LONG_MIN, LONG_MAX) |
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398 INT_CONV_METHOD (unsigned long int, ulong, 0, ULONG_MAX) |
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3202
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399 |
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400 int |
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401 octave_base_value::nint_value (bool frc_str_conv) const |
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402 { |
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403 int retval = 0; |
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404 |
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405 double d = double_value (frc_str_conv); |
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406 |
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407 if (! error_state) |
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408 { |
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409 if (xisnan (d)) |
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410 { |
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411 error ("conversion of NaN to integer value failed"); |
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412 return retval; |
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413 } |
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414 |
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4732
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415 retval = static_cast<int> (fix (d)); |
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3202
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416 } |
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417 else |
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418 gripe_wrong_type_arg ("octave_base_value::nint_value ()", type_name ()); |
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419 |
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420 return retval; |
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421 } |
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422 |
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2376
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423 double |
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424 octave_base_value::double_value (bool) const |
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425 { |
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4102
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426 double retval = lo_ieee_nan_value (); |
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2376
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427 gripe_wrong_type_arg ("octave_base_value::double_value ()", type_name ()); |
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428 return retval; |
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429 } |
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430 |
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3351
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431 Cell |
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3539
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432 octave_base_value::cell_value () const |
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3351
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433 { |
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434 Cell retval; |
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435 gripe_wrong_type_arg ("octave_base_value::cell_value()", type_name ()); |
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436 return retval; |
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437 } |
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438 |
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2376
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439 Matrix |
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440 octave_base_value::matrix_value (bool) const |
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441 { |
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442 Matrix retval; |
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443 gripe_wrong_type_arg ("octave_base_value::matrix_value()", type_name ()); |
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444 return retval; |
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445 } |
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446 |
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4507
|
447 NDArray |
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4550
|
448 octave_base_value::array_value (bool) const |
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4505
|
449 { |
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4507
|
450 NDArray retval; |
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4550
|
451 gripe_wrong_type_arg ("octave_base_value::array_value()", type_name ()); |
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4505
|
452 return retval; |
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453 } |
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454 |
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2376
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455 Complex |
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456 octave_base_value::complex_value (bool) const |
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457 { |
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4102
|
458 double tmp = lo_ieee_nan_value (); |
|
|
459 Complex retval (tmp, tmp); |
|
2376
|
460 gripe_wrong_type_arg ("octave_base_value::complex_value()", type_name ()); |
|
|
461 return retval; |
|
|
462 } |
|
|
463 |
|
|
464 ComplexMatrix |
|
|
465 octave_base_value::complex_matrix_value (bool) const |
|
|
466 { |
|
|
467 ComplexMatrix retval; |
|
|
468 gripe_wrong_type_arg ("octave_base_value::complex_matrix_value()", |
|
|
469 type_name ()); |
|
|
470 return retval; |
|
|
471 } |
|
|
472 |
|
4550
|
473 ComplexNDArray |
|
|
474 octave_base_value::complex_array_value (bool) const |
|
|
475 { |
|
|
476 ComplexNDArray retval; |
|
|
477 gripe_wrong_type_arg ("octave_base_value::complex_array_value()", |
|
|
478 type_name ()); |
|
|
479 return retval; |
|
|
480 } |
|
|
481 |
|
|
482 bool |
|
|
483 octave_base_value::bool_value (void) const |
|
|
484 { |
|
|
485 bool retval = false; |
|
|
486 gripe_wrong_type_arg ("octave_base_value::bool_value()", type_name ()); |
|
|
487 return retval; |
|
|
488 } |
|
|
489 |
|
|
490 boolMatrix |
|
|
491 octave_base_value::bool_matrix_value (void) const |
|
|
492 { |
|
|
493 boolMatrix retval; |
|
|
494 gripe_wrong_type_arg ("octave_base_value::bool_matrix_value()", |
|
|
495 type_name ()); |
|
|
496 return retval; |
|
|
497 } |
|
|
498 |
|
|
499 boolNDArray |
|
4580
|
500 octave_base_value::bool_array_value (void) const |
|
4550
|
501 { |
|
|
502 boolNDArray retval; |
|
|
503 gripe_wrong_type_arg ("octave_base_value::bool_array_value()", |
|
|
504 type_name ()); |
|
|
505 return retval; |
|
|
506 } |
|
|
507 |
|
2376
|
508 charMatrix |
|
4741
|
509 octave_base_value::char_matrix_value (bool force) const |
|
2376
|
510 { |
|
|
511 charMatrix retval; |
|
4257
|
512 |
|
4741
|
513 octave_value tmp = convert_to_str (false, force); |
|
4257
|
514 |
|
4452
|
515 if (! error_state) |
|
|
516 retval = tmp.char_matrix_value (); |
|
|
517 |
|
2376
|
518 return retval; |
|
|
519 } |
|
|
520 |
|
4550
|
521 charNDArray |
|
|
522 octave_base_value::char_array_value (bool) const |
|
|
523 { |
|
|
524 charNDArray retval; |
|
|
525 gripe_wrong_type_arg ("octave_base_value::char_array_value()", |
|
|
526 type_name ()); |
|
|
527 return retval; |
|
|
528 } |
|
|
529 |
|
5164
|
530 SparseMatrix |
|
|
531 octave_base_value::sparse_matrix_value (bool) const |
|
|
532 { |
|
|
533 SparseMatrix retval; |
|
|
534 gripe_wrong_type_arg ("octave_base_value::sparse_matrix_value()", type_name ()); |
|
|
535 return retval; |
|
|
536 } |
|
|
537 |
|
|
538 SparseComplexMatrix |
|
|
539 octave_base_value::sparse_complex_matrix_value (bool) const |
|
|
540 { |
|
|
541 SparseComplexMatrix retval; |
|
|
542 gripe_wrong_type_arg ("octave_base_value::sparse_complex_matrix_value()", type_name ()); |
|
|
543 return retval; |
|
|
544 } |
|
|
545 |
|
|
546 SparseBoolMatrix |
|
|
547 octave_base_value::sparse_bool_matrix_value (bool) const |
|
|
548 { |
|
|
549 SparseBoolMatrix retval; |
|
|
550 gripe_wrong_type_arg ("octave_base_value::sparse_bool_matrix_value()", type_name ()); |
|
|
551 return retval; |
|
|
552 } |
|
|
553 |
|
4910
|
554 octave_int8 |
|
|
555 octave_base_value::int8_scalar_value (void) const |
|
|
556 { |
|
|
557 octave_int8 retval; |
|
|
558 gripe_wrong_type_arg ("octave_base_value::int8_scalar_value()", |
|
|
559 type_name ()); |
|
|
560 return retval; |
|
|
561 } |
|
|
562 |
|
|
563 octave_int16 |
|
|
564 octave_base_value::int16_scalar_value (void) const |
|
|
565 { |
|
|
566 octave_int16 retval; |
|
|
567 gripe_wrong_type_arg ("octave_base_value::int16_scalar_value()", |
|
|
568 type_name ()); |
|
|
569 return retval; |
|
|
570 } |
|
|
571 |
|
|
572 octave_int32 |
|
|
573 octave_base_value::int32_scalar_value (void) const |
|
|
574 { |
|
|
575 octave_int32 retval; |
|
|
576 gripe_wrong_type_arg ("octave_base_value::int32_scalar_value()", |
|
|
577 type_name ()); |
|
|
578 return retval; |
|
|
579 } |
|
|
580 |
|
|
581 octave_int64 |
|
|
582 octave_base_value::int64_scalar_value (void) const |
|
|
583 { |
|
|
584 octave_int64 retval; |
|
|
585 gripe_wrong_type_arg ("octave_base_value::int64_scalar_value()", |
|
|
586 type_name ()); |
|
|
587 return retval; |
|
|
588 } |
|
|
589 |
|
|
590 octave_uint8 |
|
|
591 octave_base_value::uint8_scalar_value (void) const |
|
|
592 { |
|
|
593 octave_uint8 retval; |
|
|
594 gripe_wrong_type_arg ("octave_base_value::uint8_scalar_value()", |
|
|
595 type_name ()); |
|
|
596 return retval; |
|
|
597 } |
|
|
598 |
|
|
599 octave_uint16 |
|
|
600 octave_base_value::uint16_scalar_value (void) const |
|
|
601 { |
|
|
602 octave_uint16 retval; |
|
|
603 gripe_wrong_type_arg ("octave_base_value::uint16_scalar_value()", |
|
|
604 type_name ()); |
|
|
605 return retval; |
|
|
606 } |
|
|
607 |
|
|
608 octave_uint32 |
|
|
609 octave_base_value::uint32_scalar_value (void) const |
|
|
610 { |
|
|
611 octave_uint32 retval; |
|
|
612 gripe_wrong_type_arg ("octave_base_value::uint32_scalar_value()", |
|
|
613 type_name ()); |
|
|
614 return retval; |
|
|
615 } |
|
|
616 |
|
|
617 octave_uint64 |
|
|
618 octave_base_value::uint64_scalar_value (void) const |
|
|
619 { |
|
|
620 octave_uint64 retval; |
|
|
621 gripe_wrong_type_arg ("octave_base_value::uint64_scalar_value()", |
|
|
622 type_name ()); |
|
|
623 return retval; |
|
|
624 } |
|
|
625 |
|
4906
|
626 int8NDArray |
|
|
627 octave_base_value::int8_array_value (void) const |
|
|
628 { |
|
|
629 int8NDArray retval; |
|
|
630 gripe_wrong_type_arg ("octave_base_value::int8_array_value()", |
|
|
631 type_name ()); |
|
4910
|
632 return retval; |
|
4906
|
633 } |
|
|
634 |
|
|
635 int16NDArray |
|
|
636 octave_base_value::int16_array_value (void) const |
|
|
637 { |
|
|
638 int16NDArray retval; |
|
|
639 gripe_wrong_type_arg ("octave_base_value::int16_array_value()", |
|
|
640 type_name ()); |
|
4910
|
641 return retval; |
|
4906
|
642 } |
|
|
643 |
|
|
644 int32NDArray |
|
|
645 octave_base_value::int32_array_value (void) const |
|
|
646 { |
|
|
647 int32NDArray retval; |
|
|
648 gripe_wrong_type_arg ("octave_base_value::int32_array_value()", |
|
|
649 type_name ()); |
|
4910
|
650 return retval; |
|
4906
|
651 } |
|
|
652 |
|
|
653 int64NDArray |
|
|
654 octave_base_value::int64_array_value (void) const |
|
|
655 { |
|
|
656 int64NDArray retval; |
|
|
657 gripe_wrong_type_arg ("octave_base_value::int64_array_value()", |
|
|
658 type_name ()); |
|
4910
|
659 return retval; |
|
4906
|
660 } |
|
|
661 |
|
|
662 uint8NDArray |
|
|
663 octave_base_value::uint8_array_value (void) const |
|
|
664 { |
|
|
665 uint8NDArray retval; |
|
|
666 gripe_wrong_type_arg ("octave_base_value::uint8_array_value()", |
|
|
667 type_name ()); |
|
4910
|
668 return retval; |
|
4906
|
669 } |
|
|
670 |
|
|
671 uint16NDArray |
|
|
672 octave_base_value::uint16_array_value (void) const |
|
|
673 { |
|
|
674 uint16NDArray retval; |
|
|
675 gripe_wrong_type_arg ("octave_base_value::uint16_array_value()", |
|
|
676 type_name ()); |
|
4910
|
677 return retval; |
|
4906
|
678 } |
|
|
679 |
|
|
680 uint32NDArray |
|
|
681 octave_base_value::uint32_array_value (void) const |
|
|
682 { |
|
|
683 uint32NDArray retval; |
|
|
684 gripe_wrong_type_arg ("octave_base_value::uint32_array_value()", |
|
|
685 type_name ()); |
|
4910
|
686 return retval; |
|
4906
|
687 } |
|
|
688 |
|
|
689 uint64NDArray |
|
|
690 octave_base_value::uint64_array_value (void) const |
|
|
691 { |
|
|
692 uint64NDArray retval; |
|
|
693 gripe_wrong_type_arg ("octave_base_value::uint64_array_value()", |
|
|
694 type_name ()); |
|
4910
|
695 return retval; |
|
4906
|
696 } |
|
|
697 |
|
2493
|
698 string_vector |
|
5715
|
699 octave_base_value::all_strings (bool pad) const |
|
2376
|
700 { |
|
2493
|
701 string_vector retval; |
|
4257
|
702 |
|
5715
|
703 octave_value tmp = convert_to_str (pad, true); |
|
4257
|
704 |
|
4452
|
705 if (! error_state) |
|
|
706 retval = tmp.all_strings (); |
|
4257
|
707 |
|
2376
|
708 return retval; |
|
|
709 } |
|
|
710 |
|
3536
|
711 std::string |
|
4457
|
712 octave_base_value::string_value (bool force) const |
|
2376
|
713 { |
|
3523
|
714 std::string retval; |
|
4257
|
715 |
|
4457
|
716 octave_value tmp = convert_to_str (force); |
|
4257
|
717 |
|
4452
|
718 if (! error_state) |
|
|
719 retval = tmp.string_value (); |
|
4257
|
720 |
|
2376
|
721 return retval; |
|
|
722 } |
|
|
723 |
|
|
724 Range |
|
|
725 octave_base_value::range_value (void) const |
|
|
726 { |
|
|
727 Range retval; |
|
|
728 gripe_wrong_type_arg ("octave_base_value::range_value()", type_name ()); |
|
|
729 return retval; |
|
|
730 } |
|
|
731 |
|
|
732 Octave_map |
|
|
733 octave_base_value::map_value (void) const |
|
|
734 { |
|
|
735 Octave_map retval; |
|
|
736 gripe_wrong_type_arg ("octave_base_value::map_value()", type_name ()); |
|
|
737 return retval; |
|
|
738 } |
|
|
739 |
|
3933
|
740 string_vector |
|
|
741 octave_base_value::map_keys (void) const |
|
|
742 { |
|
|
743 string_vector retval; |
|
|
744 gripe_wrong_type_arg ("octave_base_value::map_keys()", type_name ()); |
|
|
745 return retval; |
|
|
746 } |
|
|
747 |
|
4645
|
748 std::streamoff |
|
4643
|
749 octave_base_value::streamoff_value (void) const |
|
|
750 { |
|
4649
|
751 std::streamoff retval (-1); |
|
4645
|
752 gripe_wrong_type_arg ("octave_base_value::streamoff_value()", type_name ()); |
|
|
753 return retval; |
|
|
754 } |
|
|
755 |
|
|
756 streamoff_array |
|
|
757 octave_base_value::streamoff_array_value (void) const |
|
|
758 { |
|
4643
|
759 streamoff_array retval; |
|
4645
|
760 gripe_wrong_type_arg ("octave_base_value::streamoff_array_value()", |
|
|
761 type_name ()); |
|
4643
|
762 return retval; |
|
|
763 } |
|
|
764 |
|
2974
|
765 octave_function * |
|
|
766 octave_base_value::function_value (bool silent) |
|
|
767 { |
|
|
768 octave_function *retval = 0; |
|
|
769 |
|
|
770 if (! silent) |
|
|
771 gripe_wrong_type_arg ("octave_base_value::function_value()", |
|
|
772 type_name ()); |
|
|
773 return retval; |
|
|
774 } |
|
|
775 |
|
4700
|
776 octave_user_function * |
|
|
777 octave_base_value::user_function_value (bool silent) |
|
|
778 { |
|
|
779 octave_user_function *retval = 0; |
|
|
780 |
|
|
781 if (! silent) |
|
|
782 gripe_wrong_type_arg ("octave_base_value::user_function_value()", |
|
|
783 type_name ()); |
|
|
784 return retval; |
|
|
785 } |
|
|
786 |
|
4346
|
787 octave_fcn_handle * |
|
4343
|
788 octave_base_value::fcn_handle_value (bool silent) |
|
|
789 { |
|
4346
|
790 octave_fcn_handle *retval = 0; |
|
4343
|
791 |
|
|
792 if (! silent) |
|
|
793 gripe_wrong_type_arg ("octave_base_value::fcn_handle_value()", |
|
|
794 type_name ()); |
|
|
795 return retval; |
|
|
796 } |
|
|
797 |
|
4933
|
798 octave_fcn_inline * |
|
|
799 octave_base_value::fcn_inline_value (bool silent) |
|
|
800 { |
|
|
801 octave_fcn_inline *retval = 0; |
|
|
802 |
|
|
803 if (! silent) |
|
|
804 gripe_wrong_type_arg ("octave_base_value::fcn_inline_value()", |
|
|
805 type_name ()); |
|
|
806 return retval; |
|
|
807 } |
|
|
808 |
|
2882
|
809 octave_value_list |
|
|
810 octave_base_value::list_value (void) const |
|
|
811 { |
|
|
812 octave_value_list retval; |
|
|
813 gripe_wrong_type_arg ("octave_base_value::list_value()", type_name ()); |
|
|
814 return retval; |
|
|
815 } |
|
|
816 |
|
4687
|
817 bool |
|
|
818 octave_base_value::save_ascii (std::ostream&, bool&, bool) |
|
|
819 { |
|
|
820 gripe_wrong_type_arg ("octave_base_value::save_ascii()", type_name ()); |
|
|
821 return false; |
|
|
822 } |
|
|
823 |
|
|
824 bool |
|
|
825 octave_base_value::load_ascii (std::istream&) |
|
|
826 { |
|
|
827 gripe_wrong_type_arg ("octave_base_value::load_ascii()", type_name ()); |
|
|
828 return false; |
|
|
829 } |
|
|
830 |
|
|
831 bool |
|
|
832 octave_base_value::save_binary (std::ostream&, bool&) |
|
|
833 { |
|
|
834 gripe_wrong_type_arg ("octave_base_value::save_binary()", type_name ()); |
|
|
835 return false; |
|
|
836 } |
|
|
837 |
|
|
838 bool |
|
|
839 octave_base_value::load_binary (std::istream&, bool, |
|
|
840 oct_mach_info::float_format) |
|
|
841 { |
|
|
842 gripe_wrong_type_arg ("octave_base_value::load_binary()", type_name ()); |
|
|
843 return false; |
|
|
844 } |
|
|
845 |
|
|
846 #if defined (HAVE_HDF5) |
|
4944
|
847 |
|
4687
|
848 bool |
|
|
849 octave_base_value::save_hdf5 (hid_t, const char *, bool) |
|
|
850 { |
|
|
851 gripe_wrong_type_arg ("octave_base_value::save_binary()", type_name ()); |
|
|
852 |
|
|
853 return false; |
|
|
854 } |
|
|
855 |
|
|
856 bool |
|
|
857 octave_base_value::load_hdf5 (hid_t, const char *, bool) |
|
|
858 { |
|
|
859 gripe_wrong_type_arg ("octave_base_value::load_binary()", type_name ()); |
|
|
860 |
|
|
861 return false; |
|
|
862 } |
|
4944
|
863 |
|
4687
|
864 #endif |
|
|
865 |
|
4944
|
866 int |
|
|
867 octave_base_value::write (octave_stream&, int, oct_data_conv::data_type, |
|
|
868 int, oct_mach_info::float_format) const |
|
|
869 { |
|
|
870 gripe_wrong_type_arg ("octave_base_value::write()", type_name ()); |
|
|
871 |
|
|
872 return false; |
|
|
873 } |
|
|
874 |
|
5759
|
875 static void |
|
|
876 gripe_indexed_assignment (const std::string& tn1, const std::string& tn2) |
|
|
877 { |
|
|
878 error ("assignment of `%s' to indexed `%s' not implemented", |
|
|
879 tn2.c_str (), tn1.c_str ()); |
|
|
880 } |
|
|
881 |
|
|
882 static void |
|
|
883 gripe_assign_conversion_failed (const std::string& tn1, |
|
|
884 const std::string& tn2) |
|
|
885 { |
|
|
886 error ("type conversion for assignment of `%s' to indexed `%s' failed", |
|
|
887 tn2.c_str (), tn1.c_str ()); |
|
|
888 } |
|
|
889 |
|
|
890 static void |
|
|
891 gripe_no_conversion (const std::string& on, const std::string& tn1, |
|
|
892 const std::string& tn2) |
|
|
893 { |
|
|
894 error ("operator %s: no conversion for assignment of `%s' to indexed `%s'", |
|
|
895 on.c_str (), tn2.c_str (), tn1.c_str ()); |
|
|
896 } |
|
|
897 |
|
|
898 octave_value |
|
|
899 octave_base_value::numeric_assign (const std::string& type, |
|
|
900 const std::list<octave_value_list>& idx, |
|
|
901 const octave_value& rhs) |
|
|
902 { |
|
|
903 octave_value retval; |
|
|
904 |
|
|
905 int t_lhs = type_id (); |
|
|
906 int t_rhs = rhs.type_id (); |
|
|
907 |
|
|
908 octave_value_typeinfo::assign_op_fcn f |
|
|
909 = octave_value_typeinfo::lookup_assign_op (octave_value::op_asn_eq, |
|
|
910 t_lhs, t_rhs); |
|
|
911 |
|
|
912 bool done = false; |
|
|
913 |
|
|
914 if (f) |
|
|
915 { |
|
|
916 f (*this, idx.front (), rhs.get_rep ()); |
|
|
917 |
|
|
918 done = (! error_state); |
|
|
919 } |
|
|
920 |
|
|
921 if (done) |
|
|
922 { |
|
|
923 count++; |
|
|
924 retval = octave_value (this); |
|
|
925 } |
|
|
926 else |
|
|
927 { |
|
|
928 int t_result |
|
|
929 = octave_value_typeinfo::lookup_pref_assign_conv (t_lhs, t_rhs); |
|
|
930 |
|
|
931 if (t_result >= 0) |
|
|
932 { |
|
|
933 octave_base_value::type_conv_fcn cf |
|
|
934 = octave_value_typeinfo::lookup_widening_op (t_lhs, t_result); |
|
|
935 |
|
|
936 if (cf) |
|
|
937 { |
|
|
938 octave_base_value *tmp (cf (*this)); |
|
|
939 |
|
|
940 if (tmp) |
|
|
941 { |
|
|
942 retval = tmp->subsasgn (type, idx, rhs); |
|
|
943 |
|
|
944 done = (! error_state); |
|
|
945 } |
|
|
946 else |
|
|
947 gripe_assign_conversion_failed (type_name (), |
|
|
948 rhs.type_name ()); |
|
|
949 } |
|
|
950 else |
|
|
951 gripe_indexed_assignment (type_name (), rhs.type_name ()); |
|
|
952 } |
|
|
953 |
|
|
954 if (! (done || error_state)) |
|
|
955 { |
|
|
956 octave_value tmp_rhs; |
|
|
957 |
|
|
958 octave_base_value::type_conv_fcn cf_rhs |
|
|
959 = rhs.numeric_conversion_function (); |
|
|
960 |
|
|
961 if (cf_rhs) |
|
|
962 { |
|
|
963 octave_base_value *tmp = cf_rhs (rhs.get_rep ()); |
|
|
964 |
|
|
965 if (tmp) |
|
|
966 tmp_rhs = octave_value (tmp); |
|
|
967 else |
|
|
968 { |
|
|
969 gripe_assign_conversion_failed (type_name (), |
|
|
970 rhs.type_name ()); |
|
|
971 return octave_value (); |
|
|
972 } |
|
|
973 } |
|
|
974 else |
|
|
975 tmp_rhs = rhs; |
|
|
976 |
|
|
977 octave_base_value::type_conv_fcn cf_this |
|
|
978 = numeric_conversion_function (); |
|
|
979 |
|
|
980 octave_base_value *tmp_lhs = this; |
|
|
981 |
|
|
982 if (cf_this) |
|
|
983 { |
|
|
984 octave_base_value *tmp = cf_this (*this); |
|
|
985 |
|
|
986 if (tmp) |
|
|
987 tmp_lhs = tmp; |
|
|
988 else |
|
|
989 { |
|
|
990 gripe_assign_conversion_failed (type_name (), |
|
|
991 rhs.type_name ()); |
|
|
992 return octave_value (); |
|
|
993 } |
|
|
994 } |
|
|
995 |
|
|
996 if (cf_this || cf_rhs) |
|
|
997 { |
|
|
998 retval = tmp_lhs->subsasgn (type, idx, tmp_rhs); |
|
|
999 |
|
|
1000 done = (! error_state); |
|
|
1001 } |
|
|
1002 else |
|
|
1003 gripe_no_conversion (octave_value::assign_op_as_string (octave_value::op_asn_eq), |
|
|
1004 type_name (), rhs.type_name ()); |
|
|
1005 } |
|
|
1006 } |
|
|
1007 |
|
|
1008 // The assignment may have converted to a type that is wider than |
|
|
1009 // necessary. |
|
|
1010 |
|
|
1011 retval.maybe_mutate (); |
|
|
1012 |
|
|
1013 return retval; |
|
|
1014 } |
|
|
1015 |
|
|
1016 // Current indentation. |
|
|
1017 int octave_base_value::curr_print_indent_level = 0; |
|
|
1018 |
|
|
1019 // TRUE means we are at the beginning of a line. |
|
|
1020 bool octave_base_value::beginning_of_line = true; |
|
|
1021 |
|
|
1022 // Each print() function should call this before printing anything. |
|
|
1023 // |
|
|
1024 // This doesn't need to be fast, but isn't there a better way? |
|
|
1025 |
|
|
1026 void |
|
|
1027 octave_base_value::indent (std::ostream& os) const |
|
|
1028 { |
|
|
1029 assert (curr_print_indent_level >= 0); |
|
|
1030 |
|
|
1031 if (beginning_of_line) |
|
|
1032 { |
|
5775
|
1033 // FIXME -- do we need this? |
|
5759
|
1034 // os << prefix; |
|
|
1035 |
|
|
1036 for (int i = 0; i < curr_print_indent_level; i++) |
|
|
1037 os << " "; |
|
|
1038 |
|
|
1039 beginning_of_line = false; |
|
|
1040 } |
|
|
1041 } |
|
|
1042 |
|
|
1043 // All print() functions should use this to print new lines. |
|
|
1044 |
|
|
1045 void |
|
|
1046 octave_base_value::newline (std::ostream& os) const |
|
|
1047 { |
|
|
1048 os << "\n"; |
|
|
1049 |
|
|
1050 beginning_of_line = true; |
|
|
1051 } |
|
|
1052 |
|
|
1053 // For ressetting print state. |
|
|
1054 |
|
|
1055 void |
|
|
1056 octave_base_value::reset (void) const |
|
|
1057 { |
|
|
1058 beginning_of_line = true; |
|
|
1059 curr_print_indent_level = 0; |
|
|
1060 } |
|
|
1061 |
|
3203
|
1062 CONVDECLX (matrix_conv) |
|
2376
|
1063 { |
|
|
1064 return new octave_matrix (); |
|
|
1065 } |
|
|
1066 |
|
3203
|
1067 CONVDECLX (complex_matrix_conv) |
|
2376
|
1068 { |
|
|
1069 return new octave_complex_matrix (); |
|
|
1070 } |
|
|
1071 |
|
3203
|
1072 CONVDECLX (string_conv) |
|
2376
|
1073 { |
|
|
1074 return new octave_char_matrix_str (); |
|
|
1075 } |
|
|
1076 |
|
3928
|
1077 CONVDECLX (cell_conv) |
|
|
1078 { |
|
|
1079 return new octave_cell (); |
|
|
1080 } |
|
|
1081 |
|
2376
|
1082 void |
|
|
1083 install_base_type_conversions (void) |
|
|
1084 { |
|
|
1085 INSTALL_ASSIGNCONV (octave_base_value, octave_scalar, octave_matrix); |
|
|
1086 INSTALL_ASSIGNCONV (octave_base_value, octave_matrix, octave_matrix); |
|
|
1087 INSTALL_ASSIGNCONV (octave_base_value, octave_complex, octave_complex_matrix); |
|
|
1088 INSTALL_ASSIGNCONV (octave_base_value, octave_complex_matrix, octave_complex_matrix); |
|
|
1089 INSTALL_ASSIGNCONV (octave_base_value, octave_range, octave_matrix); |
|
|
1090 INSTALL_ASSIGNCONV (octave_base_value, octave_char_matrix_str, octave_char_matrix_str); |
|
3928
|
1091 INSTALL_ASSIGNCONV (octave_base_value, octave_cell, octave_cell); |
|
2376
|
1092 |
|
|
1093 INSTALL_WIDENOP (octave_base_value, octave_matrix, matrix_conv); |
|
|
1094 INSTALL_WIDENOP (octave_base_value, octave_complex_matrix, complex_matrix_conv); |
|
|
1095 INSTALL_WIDENOP (octave_base_value, octave_char_matrix_str, string_conv); |
|
3928
|
1096 INSTALL_WIDENOP (octave_base_value, octave_cell, cell_conv); |
|
2376
|
1097 } |
|
|
1098 |
|
5794
|
1099 DEFUN (print_answer_id_name, args, nargout, |
|
|
1100 "-*- texinfo -*-\n\ |
|
|
1101 @deftypefn {Built-in Function} {@var{val} =} print_answer_id_name ()\n\ |
|
|
1102 @deftypefnx {Built-in Function} {@var{old_val} =} print_answer_id_name (@var{new_val})\n\ |
|
|
1103 Query or set the internal variable that controls whether variable\n\ |
|
|
1104 names are printed along with results produced by evaluating an expression.\n\ |
|
|
1105 @end deftypefn") |
|
5759
|
1106 { |
|
5794
|
1107 return SET_INTERNAL_VARIABLE (print_answer_id_name); |
|
5759
|
1108 } |
|
|
1109 |
|
5794
|
1110 DEFUN (silent_functions, args, nargout, |
|
|
1111 "-*- texinfo -*-\n\ |
|
|
1112 @deftypefn {Built-in Function} {@var{val} =} silent_functions ()\n\ |
|
|
1113 @deftypefnx {Built-in Function} {@var{old_val} =} silent_functions (@var{new_val})\n\ |
|
|
1114 Query or set the internal variable that controls whether internal\n\ |
|
|
1115 output from a function is suppressed. If this option is disabled,\n\ |
|
|
1116 Octave will display the results produced by evaluating expressions\n\ |
|
|
1117 within a function body that are not terminated with a semicolon.\n\ |
|
|
1118 @end deftypefn") |
|
5759
|
1119 { |
|
5794
|
1120 return SET_INTERNAL_VARIABLE (silent_functions); |
|
5759
|
1121 } |
|
|
1122 |
|
2376
|
1123 /* |
|
|
1124 ;;; Local Variables: *** |
|
|
1125 ;;; mode: C++ *** |
|
|
1126 ;;; End: *** |
|
|
1127 */ |
