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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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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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39 #include "oct-obj.h" |
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40 #include "oct-lvalue.h" |
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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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53 #include "ov-fcn-handle.h" |
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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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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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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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78 const std::list<octave_value_list>&) |
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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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86 octave_base_value::subsref (const std::string&, |
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87 const std::list<octave_value_list>&, int) |
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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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95 octave_base_value::do_index_op (const octave_value_list&, int) |
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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 |
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103 octave_base_value::do_index_op (const octave_value_list& idx) |
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104 { |
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105 return do_index_op (idx, 0); |
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106 } |
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107 |
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108 octave_value_list |
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109 octave_base_value::do_multi_index_op (int, const octave_value_list&) |
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110 { |
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111 std::string nm = type_name (); |
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112 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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113 return octave_value (); |
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114 } |
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115 |
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116 idx_vector |
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117 octave_base_value::index_vector (void) const |
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118 { |
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119 std::string nm = type_name (); |
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120 error ("%s type invalid as index value", nm.c_str ()); |
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121 return idx_vector (); |
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122 } |
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123 |
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124 int |
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125 octave_base_value::ndims (void) const |
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126 { |
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127 dim_vector dv = dims (); |
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128 |
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129 int n_dims = dv.length (); |
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130 |
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131 // Remove trailing singleton dimensions. |
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132 |
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133 for (int i = n_dims; i > 2; i--) |
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134 { |
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135 if (dv(i-1) == 1) |
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136 n_dims--; |
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137 else |
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138 break; |
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139 } |
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140 |
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141 // The result is always >= 2. |
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142 |
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143 if (n_dims < 2) |
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144 n_dims = 2; |
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145 |
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146 return n_dims; |
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147 } |
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148 |
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149 octave_value |
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150 octave_base_value::subsasgn (const std::string& type, |
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151 const std::list<octave_value_list>& idx, |
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152 const octave_value& rhs) |
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153 { |
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154 octave_value retval; |
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155 |
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3933
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156 if (is_defined ()) |
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157 { |
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158 if (is_numeric_type ()) |
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159 { |
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160 switch (type[0]) |
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161 { |
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162 case '(': |
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163 { |
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164 if (type.length () == 1) |
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165 retval = numeric_assign (type, idx, rhs); |
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166 else if (is_empty ()) |
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167 { |
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168 // Allow conversion of empty matrix to some other |
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169 // type in cases like |
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170 // |
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171 // x = []; x(i).f = rhs |
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172 |
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173 octave_value tmp = octave_value::empty_conv (type, rhs); |
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174 |
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175 retval = tmp.subsasgn (type, idx, rhs); |
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176 } |
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177 else |
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178 { |
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179 std::string nm = type_name (); |
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180 error ("in indexed assignment of %s, last rhs index must be ()", |
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181 nm.c_str ()); |
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182 } |
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183 } |
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184 break; |
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185 |
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186 case '{': |
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187 case '.': |
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188 { |
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189 std::string nm = type_name (); |
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190 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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191 } |
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192 break; |
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193 |
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194 default: |
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195 panic_impossible (); |
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196 } |
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197 } |
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198 else |
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199 { |
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200 std::string nm = type_name (); |
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201 error ("can't perform indexed assignment for %s type", nm.c_str ()); |
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202 } |
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203 } |
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204 else |
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205 { |
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206 // Create new object of appropriate type for given index and rhs |
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207 // types and then call subsasgn again for that object. |
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208 |
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209 octave_value tmp = octave_value::empty_conv (type, rhs); |
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210 |
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211 retval = tmp.subsasgn (type, idx, rhs); |
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212 } |
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213 |
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214 return retval; |
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215 } |
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216 |
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217 octave_idx_type |
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218 octave_base_value::nnz (void) const |
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219 { |
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220 gripe_wrong_type_arg ("octave_base_value::nnz ()", type_name ()); |
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221 return -1; |
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222 } |
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223 |
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224 octave_idx_type |
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225 octave_base_value::nzmax (void) const |
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226 { |
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227 gripe_wrong_type_arg ("octave_base_value::nzmax ()", type_name ()); |
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228 return -1; |
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229 } |
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230 |
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231 octave_value |
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232 octave_base_value::reshape (const dim_vector&) const |
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233 { |
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234 gripe_wrong_type_arg ("octave_base_value::reshape ()", type_name ()); |
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235 return octave_value (); |
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236 } |
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237 |
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238 octave_value |
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239 octave_base_value::permute (const Array<int>&, bool) const |
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240 { |
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241 gripe_wrong_type_arg ("octave_base_value::permute ()", type_name ()); |
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242 return octave_value (); |
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243 } |
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244 |
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245 octave_value |
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5731
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246 octave_base_value::resize (const dim_vector&, bool) const |
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4915
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247 { |
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248 gripe_wrong_type_arg ("octave_base_value::resize ()", type_name ()); |
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249 return octave_value (); |
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250 } |
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251 |
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5785
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252 MatrixType |
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253 octave_base_value::matrix_type (void) const |
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254 { |
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255 gripe_wrong_type_arg ("octave_base_value::matrix_type ()", type_name ()); |
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256 return MatrixType (); |
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257 } |
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258 |
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259 MatrixType |
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260 octave_base_value::matrix_type (const MatrixType&) const |
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261 { |
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262 gripe_wrong_type_arg ("octave_base_value::matrix_type ()", type_name ()); |
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263 return MatrixType (); |
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264 } |
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265 |
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4915
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266 octave_value |
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267 octave_base_value::all (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::any (int) const |
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274 { |
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275 return 0.0; |
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276 } |
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277 |
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278 octave_value |
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279 octave_base_value::convert_to_str (bool pad, bool force, char type) const |
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280 { |
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281 octave_value retval = convert_to_str_internal (pad, force, type); |
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282 |
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5781
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283 if (! force && is_numeric_type ()) |
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284 gripe_implicit_conversion ("Octave:num-to-str", |
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285 type_name (), retval.type_name ()); |
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286 |
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287 return retval; |
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288 } |
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289 |
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290 octave_value |
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5279
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291 octave_base_value::convert_to_str_internal (bool, bool, char) const |
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292 { |
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4452
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293 gripe_wrong_type_arg ("octave_base_value::convert_to_str_internal ()", |
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294 type_name ()); |
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295 return octave_value (); |
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296 } |
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297 |
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298 void |
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299 octave_base_value::convert_to_row_or_column_vector (void) |
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300 { |
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301 gripe_wrong_type_arg |
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302 ("octave_base_value::convert_to_row_or_column_vector ()", |
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303 type_name ()); |
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304 } |
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305 |
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306 void |
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3523
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307 octave_base_value::print (std::ostream&, bool) const |
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308 { |
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3195
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309 gripe_wrong_type_arg ("octave_base_value::print ()", type_name ()); |
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310 } |
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311 |
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2901
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312 void |
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3523
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313 octave_base_value::print_raw (std::ostream&, bool) const |
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2901
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314 { |
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3195
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315 gripe_wrong_type_arg ("octave_base_value::print_raw ()", type_name ()); |
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2901
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316 } |
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317 |
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318 bool |
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3523
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319 octave_base_value::print_name_tag (std::ostream& os, const std::string& name) const |
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2901
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320 { |
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4604
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321 bool retval = false; |
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322 |
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2901
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323 indent (os); |
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4604
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324 |
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325 if (print_as_scalar ()) |
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326 os << name << " = "; |
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327 else |
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328 { |
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329 os << name << " ="; |
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330 newline (os); |
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331 newline (os); |
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332 retval = true; |
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333 } |
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334 |
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335 return retval; |
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2901
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336 } |
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337 |
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3933
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338 void |
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5759
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339 octave_base_value::print_with_name (std::ostream& output_buf, |
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340 const std::string& name, |
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341 bool print_padding) const |
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342 { |
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343 if (! (evaluating_function_body && Vsilent_functions)) |
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344 { |
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345 bool pad_after = false; |
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346 |
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347 if (Vprint_answer_id_name) |
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348 pad_after = print_name_tag (output_buf, name); |
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349 |
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350 print (output_buf); |
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351 |
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352 if (print_padding && pad_after) |
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353 newline (output_buf); |
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354 } |
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355 } |
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356 |
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357 void |
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3933
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358 octave_base_value::print_info (std::ostream& os, |
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4661
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359 const std::string& /* prefix */) const |
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3933
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360 { |
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361 os << "no info for type: " << type_name () << "\n"; |
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362 } |
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363 |
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4254
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364 #define INT_CONV_METHOD(T, F, MIN_LIMIT, MAX_LIMIT) \ |
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365 T \ |
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366 octave_base_value::F ## _value (bool require_int, bool frc_str_conv) const \ |
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367 { \ |
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368 T retval = 0; \ |
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369 \ |
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370 double d = double_value (frc_str_conv); \ |
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371 \ |
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372 if (! error_state) \ |
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373 { \ |
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374 if (require_int && D_NINT (d) != d) \ |
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375 error ("conversion of %g to " #T " value failed", d); \ |
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5054
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376 else if (d < MIN_LIMIT) \ |
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377 retval = MIN_LIMIT; \ |
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378 else if (d > MAX_LIMIT) \ |
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379 retval = MAX_LIMIT; \ |
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4254
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380 else \ |
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4732
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381 retval = static_cast<T> (fix (d)); \ |
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4254
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382 } \ |
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383 else \ |
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384 gripe_wrong_type_arg ("octave_base_value::" #F "_value ()", \ |
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385 type_name ()); \ |
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386 \ |
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387 return retval; \ |
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388 } |
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3202
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389 |
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4254
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390 INT_CONV_METHOD (short int, short, SHRT_MIN, SHRT_MAX) |
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391 INT_CONV_METHOD (unsigned short int, ushort, 0, USHRT_MAX) |
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3202
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392 |
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4254
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393 INT_CONV_METHOD (int, int, INT_MIN, INT_MAX) |
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394 INT_CONV_METHOD (unsigned int, uint, 0, UINT_MAX) |
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3202
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395 |
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4254
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396 INT_CONV_METHOD (long int, long, LONG_MIN, LONG_MAX) |
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397 INT_CONV_METHOD (unsigned long int, ulong, 0, ULONG_MAX) |
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3202
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398 |
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399 int |
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400 octave_base_value::nint_value (bool frc_str_conv) const |
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401 { |
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402 int retval = 0; |
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403 |
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404 double d = double_value (frc_str_conv); |
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405 |
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406 if (! error_state) |
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407 { |
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408 if (xisnan (d)) |
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409 { |
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410 error ("conversion of NaN to integer value failed"); |
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411 return retval; |
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412 } |
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413 |
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4732
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414 retval = static_cast<int> (fix (d)); |
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3202
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415 } |
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416 else |
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417 gripe_wrong_type_arg ("octave_base_value::nint_value ()", type_name ()); |
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418 |
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419 return retval; |
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420 } |
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421 |
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2376
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422 double |
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423 octave_base_value::double_value (bool) const |
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424 { |
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4102
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425 double retval = lo_ieee_nan_value (); |
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2376
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426 gripe_wrong_type_arg ("octave_base_value::double_value ()", type_name ()); |
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427 return retval; |
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428 } |
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429 |
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3351
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430 Cell |
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3539
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431 octave_base_value::cell_value () const |
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3351
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432 { |
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433 Cell retval; |
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434 gripe_wrong_type_arg ("octave_base_value::cell_value()", type_name ()); |
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435 return retval; |
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436 } |
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437 |
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2376
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438 Matrix |
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439 octave_base_value::matrix_value (bool) const |
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440 { |
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441 Matrix retval; |
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442 gripe_wrong_type_arg ("octave_base_value::matrix_value()", type_name ()); |
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443 return retval; |
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444 } |
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445 |
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4507
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446 NDArray |
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4550
|
447 octave_base_value::array_value (bool) const |
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4505
|
448 { |
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4507
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449 NDArray retval; |
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4550
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450 gripe_wrong_type_arg ("octave_base_value::array_value()", type_name ()); |
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4505
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451 return retval; |
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452 } |
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453 |
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2376
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454 Complex |
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455 octave_base_value::complex_value (bool) const |
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456 { |
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4102
|
457 double tmp = lo_ieee_nan_value (); |
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458 Complex retval (tmp, tmp); |
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2376
|
459 gripe_wrong_type_arg ("octave_base_value::complex_value()", type_name ()); |
|
|
460 return retval; |
|
|
461 } |
|
|
462 |
|
|
463 ComplexMatrix |
|
|
464 octave_base_value::complex_matrix_value (bool) const |
|
|
465 { |
|
|
466 ComplexMatrix retval; |
|
|
467 gripe_wrong_type_arg ("octave_base_value::complex_matrix_value()", |
|
|
468 type_name ()); |
|
|
469 return retval; |
|
|
470 } |
|
|
471 |
|
4550
|
472 ComplexNDArray |
|
|
473 octave_base_value::complex_array_value (bool) const |
|
|
474 { |
|
|
475 ComplexNDArray retval; |
|
|
476 gripe_wrong_type_arg ("octave_base_value::complex_array_value()", |
|
|
477 type_name ()); |
|
|
478 return retval; |
|
|
479 } |
|
|
480 |
|
|
481 bool |
|
|
482 octave_base_value::bool_value (void) const |
|
|
483 { |
|
|
484 bool retval = false; |
|
|
485 gripe_wrong_type_arg ("octave_base_value::bool_value()", type_name ()); |
|
|
486 return retval; |
|
|
487 } |
|
|
488 |
|
|
489 boolMatrix |
|
|
490 octave_base_value::bool_matrix_value (void) const |
|
|
491 { |
|
|
492 boolMatrix retval; |
|
|
493 gripe_wrong_type_arg ("octave_base_value::bool_matrix_value()", |
|
|
494 type_name ()); |
|
|
495 return retval; |
|
|
496 } |
|
|
497 |
|
|
498 boolNDArray |
|
4580
|
499 octave_base_value::bool_array_value (void) const |
|
4550
|
500 { |
|
|
501 boolNDArray retval; |
|
|
502 gripe_wrong_type_arg ("octave_base_value::bool_array_value()", |
|
|
503 type_name ()); |
|
|
504 return retval; |
|
|
505 } |
|
|
506 |
|
2376
|
507 charMatrix |
|
4741
|
508 octave_base_value::char_matrix_value (bool force) const |
|
2376
|
509 { |
|
|
510 charMatrix retval; |
|
4257
|
511 |
|
4741
|
512 octave_value tmp = convert_to_str (false, force); |
|
4257
|
513 |
|
4452
|
514 if (! error_state) |
|
|
515 retval = tmp.char_matrix_value (); |
|
|
516 |
|
2376
|
517 return retval; |
|
|
518 } |
|
|
519 |
|
4550
|
520 charNDArray |
|
|
521 octave_base_value::char_array_value (bool) const |
|
|
522 { |
|
|
523 charNDArray retval; |
|
|
524 gripe_wrong_type_arg ("octave_base_value::char_array_value()", |
|
|
525 type_name ()); |
|
|
526 return retval; |
|
|
527 } |
|
|
528 |
|
5164
|
529 SparseMatrix |
|
|
530 octave_base_value::sparse_matrix_value (bool) const |
|
|
531 { |
|
|
532 SparseMatrix retval; |
|
|
533 gripe_wrong_type_arg ("octave_base_value::sparse_matrix_value()", type_name ()); |
|
|
534 return retval; |
|
|
535 } |
|
|
536 |
|
|
537 SparseComplexMatrix |
|
|
538 octave_base_value::sparse_complex_matrix_value (bool) const |
|
|
539 { |
|
|
540 SparseComplexMatrix retval; |
|
|
541 gripe_wrong_type_arg ("octave_base_value::sparse_complex_matrix_value()", type_name ()); |
|
|
542 return retval; |
|
|
543 } |
|
|
544 |
|
|
545 SparseBoolMatrix |
|
|
546 octave_base_value::sparse_bool_matrix_value (bool) const |
|
|
547 { |
|
|
548 SparseBoolMatrix retval; |
|
|
549 gripe_wrong_type_arg ("octave_base_value::sparse_bool_matrix_value()", type_name ()); |
|
|
550 return retval; |
|
|
551 } |
|
|
552 |
|
4910
|
553 octave_int8 |
|
|
554 octave_base_value::int8_scalar_value (void) const |
|
|
555 { |
|
|
556 octave_int8 retval; |
|
|
557 gripe_wrong_type_arg ("octave_base_value::int8_scalar_value()", |
|
|
558 type_name ()); |
|
|
559 return retval; |
|
|
560 } |
|
|
561 |
|
|
562 octave_int16 |
|
|
563 octave_base_value::int16_scalar_value (void) const |
|
|
564 { |
|
|
565 octave_int16 retval; |
|
|
566 gripe_wrong_type_arg ("octave_base_value::int16_scalar_value()", |
|
|
567 type_name ()); |
|
|
568 return retval; |
|
|
569 } |
|
|
570 |
|
|
571 octave_int32 |
|
|
572 octave_base_value::int32_scalar_value (void) const |
|
|
573 { |
|
|
574 octave_int32 retval; |
|
|
575 gripe_wrong_type_arg ("octave_base_value::int32_scalar_value()", |
|
|
576 type_name ()); |
|
|
577 return retval; |
|
|
578 } |
|
|
579 |
|
|
580 octave_int64 |
|
|
581 octave_base_value::int64_scalar_value (void) const |
|
|
582 { |
|
|
583 octave_int64 retval; |
|
|
584 gripe_wrong_type_arg ("octave_base_value::int64_scalar_value()", |
|
|
585 type_name ()); |
|
|
586 return retval; |
|
|
587 } |
|
|
588 |
|
|
589 octave_uint8 |
|
|
590 octave_base_value::uint8_scalar_value (void) const |
|
|
591 { |
|
|
592 octave_uint8 retval; |
|
|
593 gripe_wrong_type_arg ("octave_base_value::uint8_scalar_value()", |
|
|
594 type_name ()); |
|
|
595 return retval; |
|
|
596 } |
|
|
597 |
|
|
598 octave_uint16 |
|
|
599 octave_base_value::uint16_scalar_value (void) const |
|
|
600 { |
|
|
601 octave_uint16 retval; |
|
|
602 gripe_wrong_type_arg ("octave_base_value::uint16_scalar_value()", |
|
|
603 type_name ()); |
|
|
604 return retval; |
|
|
605 } |
|
|
606 |
|
|
607 octave_uint32 |
|
|
608 octave_base_value::uint32_scalar_value (void) const |
|
|
609 { |
|
|
610 octave_uint32 retval; |
|
|
611 gripe_wrong_type_arg ("octave_base_value::uint32_scalar_value()", |
|
|
612 type_name ()); |
|
|
613 return retval; |
|
|
614 } |
|
|
615 |
|
|
616 octave_uint64 |
|
|
617 octave_base_value::uint64_scalar_value (void) const |
|
|
618 { |
|
|
619 octave_uint64 retval; |
|
|
620 gripe_wrong_type_arg ("octave_base_value::uint64_scalar_value()", |
|
|
621 type_name ()); |
|
|
622 return retval; |
|
|
623 } |
|
|
624 |
|
4906
|
625 int8NDArray |
|
|
626 octave_base_value::int8_array_value (void) const |
|
|
627 { |
|
|
628 int8NDArray retval; |
|
|
629 gripe_wrong_type_arg ("octave_base_value::int8_array_value()", |
|
|
630 type_name ()); |
|
4910
|
631 return retval; |
|
4906
|
632 } |
|
|
633 |
|
|
634 int16NDArray |
|
|
635 octave_base_value::int16_array_value (void) const |
|
|
636 { |
|
|
637 int16NDArray retval; |
|
|
638 gripe_wrong_type_arg ("octave_base_value::int16_array_value()", |
|
|
639 type_name ()); |
|
4910
|
640 return retval; |
|
4906
|
641 } |
|
|
642 |
|
|
643 int32NDArray |
|
|
644 octave_base_value::int32_array_value (void) const |
|
|
645 { |
|
|
646 int32NDArray retval; |
|
|
647 gripe_wrong_type_arg ("octave_base_value::int32_array_value()", |
|
|
648 type_name ()); |
|
4910
|
649 return retval; |
|
4906
|
650 } |
|
|
651 |
|
|
652 int64NDArray |
|
|
653 octave_base_value::int64_array_value (void) const |
|
|
654 { |
|
|
655 int64NDArray retval; |
|
|
656 gripe_wrong_type_arg ("octave_base_value::int64_array_value()", |
|
|
657 type_name ()); |
|
4910
|
658 return retval; |
|
4906
|
659 } |
|
|
660 |
|
|
661 uint8NDArray |
|
|
662 octave_base_value::uint8_array_value (void) const |
|
|
663 { |
|
|
664 uint8NDArray retval; |
|
|
665 gripe_wrong_type_arg ("octave_base_value::uint8_array_value()", |
|
|
666 type_name ()); |
|
4910
|
667 return retval; |
|
4906
|
668 } |
|
|
669 |
|
|
670 uint16NDArray |
|
|
671 octave_base_value::uint16_array_value (void) const |
|
|
672 { |
|
|
673 uint16NDArray retval; |
|
|
674 gripe_wrong_type_arg ("octave_base_value::uint16_array_value()", |
|
|
675 type_name ()); |
|
4910
|
676 return retval; |
|
4906
|
677 } |
|
|
678 |
|
|
679 uint32NDArray |
|
|
680 octave_base_value::uint32_array_value (void) const |
|
|
681 { |
|
|
682 uint32NDArray retval; |
|
|
683 gripe_wrong_type_arg ("octave_base_value::uint32_array_value()", |
|
|
684 type_name ()); |
|
4910
|
685 return retval; |
|
4906
|
686 } |
|
|
687 |
|
|
688 uint64NDArray |
|
|
689 octave_base_value::uint64_array_value (void) const |
|
|
690 { |
|
|
691 uint64NDArray retval; |
|
|
692 gripe_wrong_type_arg ("octave_base_value::uint64_array_value()", |
|
|
693 type_name ()); |
|
4910
|
694 return retval; |
|
4906
|
695 } |
|
|
696 |
|
2493
|
697 string_vector |
|
5715
|
698 octave_base_value::all_strings (bool pad) const |
|
2376
|
699 { |
|
2493
|
700 string_vector retval; |
|
4257
|
701 |
|
5715
|
702 octave_value tmp = convert_to_str (pad, true); |
|
4257
|
703 |
|
4452
|
704 if (! error_state) |
|
|
705 retval = tmp.all_strings (); |
|
4257
|
706 |
|
2376
|
707 return retval; |
|
|
708 } |
|
|
709 |
|
3536
|
710 std::string |
|
4457
|
711 octave_base_value::string_value (bool force) const |
|
2376
|
712 { |
|
3523
|
713 std::string retval; |
|
4257
|
714 |
|
4457
|
715 octave_value tmp = convert_to_str (force); |
|
4257
|
716 |
|
4452
|
717 if (! error_state) |
|
|
718 retval = tmp.string_value (); |
|
4257
|
719 |
|
2376
|
720 return retval; |
|
|
721 } |
|
|
722 |
|
|
723 Range |
|
|
724 octave_base_value::range_value (void) const |
|
|
725 { |
|
|
726 Range retval; |
|
|
727 gripe_wrong_type_arg ("octave_base_value::range_value()", type_name ()); |
|
|
728 return retval; |
|
|
729 } |
|
|
730 |
|
|
731 Octave_map |
|
|
732 octave_base_value::map_value (void) const |
|
|
733 { |
|
|
734 Octave_map retval; |
|
|
735 gripe_wrong_type_arg ("octave_base_value::map_value()", type_name ()); |
|
|
736 return retval; |
|
|
737 } |
|
|
738 |
|
3933
|
739 string_vector |
|
|
740 octave_base_value::map_keys (void) const |
|
|
741 { |
|
|
742 string_vector retval; |
|
|
743 gripe_wrong_type_arg ("octave_base_value::map_keys()", type_name ()); |
|
|
744 return retval; |
|
|
745 } |
|
|
746 |
|
4645
|
747 std::streamoff |
|
4643
|
748 octave_base_value::streamoff_value (void) const |
|
|
749 { |
|
4649
|
750 std::streamoff retval (-1); |
|
4645
|
751 gripe_wrong_type_arg ("octave_base_value::streamoff_value()", type_name ()); |
|
|
752 return retval; |
|
|
753 } |
|
|
754 |
|
|
755 streamoff_array |
|
|
756 octave_base_value::streamoff_array_value (void) const |
|
|
757 { |
|
4643
|
758 streamoff_array retval; |
|
4645
|
759 gripe_wrong_type_arg ("octave_base_value::streamoff_array_value()", |
|
|
760 type_name ()); |
|
4643
|
761 return retval; |
|
|
762 } |
|
|
763 |
|
2974
|
764 octave_function * |
|
|
765 octave_base_value::function_value (bool silent) |
|
|
766 { |
|
|
767 octave_function *retval = 0; |
|
|
768 |
|
|
769 if (! silent) |
|
|
770 gripe_wrong_type_arg ("octave_base_value::function_value()", |
|
|
771 type_name ()); |
|
|
772 return retval; |
|
|
773 } |
|
|
774 |
|
4700
|
775 octave_user_function * |
|
|
776 octave_base_value::user_function_value (bool silent) |
|
|
777 { |
|
|
778 octave_user_function *retval = 0; |
|
|
779 |
|
|
780 if (! silent) |
|
|
781 gripe_wrong_type_arg ("octave_base_value::user_function_value()", |
|
|
782 type_name ()); |
|
|
783 return retval; |
|
|
784 } |
|
|
785 |
|
4346
|
786 octave_fcn_handle * |
|
4343
|
787 octave_base_value::fcn_handle_value (bool silent) |
|
|
788 { |
|
4346
|
789 octave_fcn_handle *retval = 0; |
|
4343
|
790 |
|
|
791 if (! silent) |
|
|
792 gripe_wrong_type_arg ("octave_base_value::fcn_handle_value()", |
|
|
793 type_name ()); |
|
|
794 return retval; |
|
|
795 } |
|
|
796 |
|
4933
|
797 octave_fcn_inline * |
|
|
798 octave_base_value::fcn_inline_value (bool silent) |
|
|
799 { |
|
|
800 octave_fcn_inline *retval = 0; |
|
|
801 |
|
|
802 if (! silent) |
|
|
803 gripe_wrong_type_arg ("octave_base_value::fcn_inline_value()", |
|
|
804 type_name ()); |
|
|
805 return retval; |
|
|
806 } |
|
|
807 |
|
2882
|
808 octave_value_list |
|
|
809 octave_base_value::list_value (void) const |
|
|
810 { |
|
|
811 octave_value_list retval; |
|
|
812 gripe_wrong_type_arg ("octave_base_value::list_value()", type_name ()); |
|
|
813 return retval; |
|
|
814 } |
|
|
815 |
|
4687
|
816 bool |
|
|
817 octave_base_value::save_ascii (std::ostream&, bool&, bool) |
|
|
818 { |
|
|
819 gripe_wrong_type_arg ("octave_base_value::save_ascii()", type_name ()); |
|
|
820 return false; |
|
|
821 } |
|
|
822 |
|
|
823 bool |
|
|
824 octave_base_value::load_ascii (std::istream&) |
|
|
825 { |
|
|
826 gripe_wrong_type_arg ("octave_base_value::load_ascii()", type_name ()); |
|
|
827 return false; |
|
|
828 } |
|
|
829 |
|
|
830 bool |
|
|
831 octave_base_value::save_binary (std::ostream&, bool&) |
|
|
832 { |
|
|
833 gripe_wrong_type_arg ("octave_base_value::save_binary()", type_name ()); |
|
|
834 return false; |
|
|
835 } |
|
|
836 |
|
|
837 bool |
|
|
838 octave_base_value::load_binary (std::istream&, bool, |
|
|
839 oct_mach_info::float_format) |
|
|
840 { |
|
|
841 gripe_wrong_type_arg ("octave_base_value::load_binary()", type_name ()); |
|
|
842 return false; |
|
|
843 } |
|
|
844 |
|
|
845 #if defined (HAVE_HDF5) |
|
4944
|
846 |
|
4687
|
847 bool |
|
|
848 octave_base_value::save_hdf5 (hid_t, const char *, bool) |
|
|
849 { |
|
|
850 gripe_wrong_type_arg ("octave_base_value::save_binary()", type_name ()); |
|
|
851 |
|
|
852 return false; |
|
|
853 } |
|
|
854 |
|
|
855 bool |
|
|
856 octave_base_value::load_hdf5 (hid_t, const char *, bool) |
|
|
857 { |
|
|
858 gripe_wrong_type_arg ("octave_base_value::load_binary()", type_name ()); |
|
|
859 |
|
|
860 return false; |
|
|
861 } |
|
4944
|
862 |
|
4687
|
863 #endif |
|
|
864 |
|
4944
|
865 int |
|
|
866 octave_base_value::write (octave_stream&, int, oct_data_conv::data_type, |
|
|
867 int, oct_mach_info::float_format) const |
|
|
868 { |
|
|
869 gripe_wrong_type_arg ("octave_base_value::write()", type_name ()); |
|
|
870 |
|
|
871 return false; |
|
|
872 } |
|
|
873 |
|
5759
|
874 static void |
|
|
875 gripe_indexed_assignment (const std::string& tn1, const std::string& tn2) |
|
|
876 { |
|
|
877 error ("assignment of `%s' to indexed `%s' not implemented", |
|
|
878 tn2.c_str (), tn1.c_str ()); |
|
|
879 } |
|
|
880 |
|
|
881 static void |
|
|
882 gripe_assign_conversion_failed (const std::string& tn1, |
|
|
883 const std::string& tn2) |
|
|
884 { |
|
|
885 error ("type conversion for assignment of `%s' to indexed `%s' failed", |
|
|
886 tn2.c_str (), tn1.c_str ()); |
|
|
887 } |
|
|
888 |
|
|
889 static void |
|
|
890 gripe_no_conversion (const std::string& on, const std::string& tn1, |
|
|
891 const std::string& tn2) |
|
|
892 { |
|
|
893 error ("operator %s: no conversion for assignment of `%s' to indexed `%s'", |
|
|
894 on.c_str (), tn2.c_str (), tn1.c_str ()); |
|
|
895 } |
|
|
896 |
|
|
897 octave_value |
|
|
898 octave_base_value::numeric_assign (const std::string& type, |
|
|
899 const std::list<octave_value_list>& idx, |
|
|
900 const octave_value& rhs) |
|
|
901 { |
|
|
902 octave_value retval; |
|
|
903 |
|
|
904 int t_lhs = type_id (); |
|
|
905 int t_rhs = rhs.type_id (); |
|
|
906 |
|
|
907 octave_value_typeinfo::assign_op_fcn f |
|
|
908 = octave_value_typeinfo::lookup_assign_op (octave_value::op_asn_eq, |
|
|
909 t_lhs, t_rhs); |
|
|
910 |
|
|
911 bool done = false; |
|
|
912 |
|
|
913 if (f) |
|
|
914 { |
|
|
915 f (*this, idx.front (), rhs.get_rep ()); |
|
|
916 |
|
|
917 done = (! error_state); |
|
|
918 } |
|
|
919 |
|
|
920 if (done) |
|
|
921 { |
|
|
922 count++; |
|
|
923 retval = octave_value (this); |
|
|
924 } |
|
|
925 else |
|
|
926 { |
|
|
927 int t_result |
|
|
928 = octave_value_typeinfo::lookup_pref_assign_conv (t_lhs, t_rhs); |
|
|
929 |
|
|
930 if (t_result >= 0) |
|
|
931 { |
|
|
932 octave_base_value::type_conv_fcn cf |
|
|
933 = octave_value_typeinfo::lookup_widening_op (t_lhs, t_result); |
|
|
934 |
|
|
935 if (cf) |
|
|
936 { |
|
|
937 octave_base_value *tmp (cf (*this)); |
|
|
938 |
|
|
939 if (tmp) |
|
|
940 { |
|
|
941 retval = tmp->subsasgn (type, idx, rhs); |
|
|
942 |
|
|
943 done = (! error_state); |
|
|
944 } |
|
|
945 else |
|
|
946 gripe_assign_conversion_failed (type_name (), |
|
|
947 rhs.type_name ()); |
|
|
948 } |
|
|
949 else |
|
|
950 gripe_indexed_assignment (type_name (), rhs.type_name ()); |
|
|
951 } |
|
|
952 |
|
|
953 if (! (done || error_state)) |
|
|
954 { |
|
|
955 octave_value tmp_rhs; |
|
|
956 |
|
|
957 octave_base_value::type_conv_fcn cf_rhs |
|
|
958 = rhs.numeric_conversion_function (); |
|
|
959 |
|
|
960 if (cf_rhs) |
|
|
961 { |
|
|
962 octave_base_value *tmp = cf_rhs (rhs.get_rep ()); |
|
|
963 |
|
|
964 if (tmp) |
|
|
965 tmp_rhs = octave_value (tmp); |
|
|
966 else |
|
|
967 { |
|
|
968 gripe_assign_conversion_failed (type_name (), |
|
|
969 rhs.type_name ()); |
|
|
970 return octave_value (); |
|
|
971 } |
|
|
972 } |
|
|
973 else |
|
|
974 tmp_rhs = rhs; |
|
|
975 |
|
|
976 octave_base_value::type_conv_fcn cf_this |
|
|
977 = numeric_conversion_function (); |
|
|
978 |
|
|
979 octave_base_value *tmp_lhs = this; |
|
|
980 |
|
|
981 if (cf_this) |
|
|
982 { |
|
|
983 octave_base_value *tmp = cf_this (*this); |
|
|
984 |
|
|
985 if (tmp) |
|
|
986 tmp_lhs = tmp; |
|
|
987 else |
|
|
988 { |
|
|
989 gripe_assign_conversion_failed (type_name (), |
|
|
990 rhs.type_name ()); |
|
|
991 return octave_value (); |
|
|
992 } |
|
|
993 } |
|
|
994 |
|
|
995 if (cf_this || cf_rhs) |
|
|
996 { |
|
|
997 retval = tmp_lhs->subsasgn (type, idx, tmp_rhs); |
|
|
998 |
|
|
999 done = (! error_state); |
|
|
1000 } |
|
|
1001 else |
|
|
1002 gripe_no_conversion (octave_value::assign_op_as_string (octave_value::op_asn_eq), |
|
|
1003 type_name (), rhs.type_name ()); |
|
|
1004 } |
|
|
1005 } |
|
|
1006 |
|
|
1007 // The assignment may have converted to a type that is wider than |
|
|
1008 // necessary. |
|
|
1009 |
|
|
1010 retval.maybe_mutate (); |
|
|
1011 |
|
|
1012 return retval; |
|
|
1013 } |
|
|
1014 |
|
|
1015 // Current indentation. |
|
|
1016 int octave_base_value::curr_print_indent_level = 0; |
|
|
1017 |
|
|
1018 // TRUE means we are at the beginning of a line. |
|
|
1019 bool octave_base_value::beginning_of_line = true; |
|
|
1020 |
|
|
1021 // Each print() function should call this before printing anything. |
|
|
1022 // |
|
|
1023 // This doesn't need to be fast, but isn't there a better way? |
|
|
1024 |
|
|
1025 void |
|
|
1026 octave_base_value::indent (std::ostream& os) const |
|
|
1027 { |
|
|
1028 assert (curr_print_indent_level >= 0); |
|
|
1029 |
|
|
1030 if (beginning_of_line) |
|
|
1031 { |
|
5775
|
1032 // FIXME -- do we need this? |
|
5759
|
1033 // os << prefix; |
|
|
1034 |
|
|
1035 for (int i = 0; i < curr_print_indent_level; i++) |
|
|
1036 os << " "; |
|
|
1037 |
|
|
1038 beginning_of_line = false; |
|
|
1039 } |
|
|
1040 } |
|
|
1041 |
|
|
1042 // All print() functions should use this to print new lines. |
|
|
1043 |
|
|
1044 void |
|
|
1045 octave_base_value::newline (std::ostream& os) const |
|
|
1046 { |
|
|
1047 os << "\n"; |
|
|
1048 |
|
|
1049 beginning_of_line = true; |
|
|
1050 } |
|
|
1051 |
|
|
1052 // For ressetting print state. |
|
|
1053 |
|
|
1054 void |
|
|
1055 octave_base_value::reset (void) const |
|
|
1056 { |
|
|
1057 beginning_of_line = true; |
|
|
1058 curr_print_indent_level = 0; |
|
|
1059 } |
|
|
1060 |
|
3203
|
1061 CONVDECLX (matrix_conv) |
|
2376
|
1062 { |
|
|
1063 return new octave_matrix (); |
|
|
1064 } |
|
|
1065 |
|
3203
|
1066 CONVDECLX (complex_matrix_conv) |
|
2376
|
1067 { |
|
|
1068 return new octave_complex_matrix (); |
|
|
1069 } |
|
|
1070 |
|
3203
|
1071 CONVDECLX (string_conv) |
|
2376
|
1072 { |
|
|
1073 return new octave_char_matrix_str (); |
|
|
1074 } |
|
|
1075 |
|
3928
|
1076 CONVDECLX (cell_conv) |
|
|
1077 { |
|
|
1078 return new octave_cell (); |
|
|
1079 } |
|
|
1080 |
|
2376
|
1081 void |
|
|
1082 install_base_type_conversions (void) |
|
|
1083 { |
|
|
1084 INSTALL_ASSIGNCONV (octave_base_value, octave_scalar, octave_matrix); |
|
|
1085 INSTALL_ASSIGNCONV (octave_base_value, octave_matrix, octave_matrix); |
|
|
1086 INSTALL_ASSIGNCONV (octave_base_value, octave_complex, octave_complex_matrix); |
|
|
1087 INSTALL_ASSIGNCONV (octave_base_value, octave_complex_matrix, octave_complex_matrix); |
|
|
1088 INSTALL_ASSIGNCONV (octave_base_value, octave_range, octave_matrix); |
|
|
1089 INSTALL_ASSIGNCONV (octave_base_value, octave_char_matrix_str, octave_char_matrix_str); |
|
3928
|
1090 INSTALL_ASSIGNCONV (octave_base_value, octave_cell, octave_cell); |
|
2376
|
1091 |
|
|
1092 INSTALL_WIDENOP (octave_base_value, octave_matrix, matrix_conv); |
|
|
1093 INSTALL_WIDENOP (octave_base_value, octave_complex_matrix, complex_matrix_conv); |
|
|
1094 INSTALL_WIDENOP (octave_base_value, octave_char_matrix_str, string_conv); |
|
3928
|
1095 INSTALL_WIDENOP (octave_base_value, octave_cell, cell_conv); |
|
2376
|
1096 } |
|
|
1097 |
|
5794
|
1098 DEFUN (print_answer_id_name, args, nargout, |
|
|
1099 "-*- texinfo -*-\n\ |
|
|
1100 @deftypefn {Built-in Function} {@var{val} =} print_answer_id_name ()\n\ |
|
|
1101 @deftypefnx {Built-in Function} {@var{old_val} =} print_answer_id_name (@var{new_val})\n\ |
|
|
1102 Query or set the internal variable that controls whether variable\n\ |
|
|
1103 names are printed along with results produced by evaluating an expression.\n\ |
|
|
1104 @end deftypefn") |
|
5759
|
1105 { |
|
5794
|
1106 return SET_INTERNAL_VARIABLE (print_answer_id_name); |
|
5759
|
1107 } |
|
|
1108 |
|
5794
|
1109 DEFUN (silent_functions, args, nargout, |
|
|
1110 "-*- texinfo -*-\n\ |
|
|
1111 @deftypefn {Built-in Function} {@var{val} =} silent_functions ()\n\ |
|
|
1112 @deftypefnx {Built-in Function} {@var{old_val} =} silent_functions (@var{new_val})\n\ |
|
|
1113 Query or set the internal variable that controls whether internal\n\ |
|
|
1114 output from a function is suppressed. If this option is disabled,\n\ |
|
|
1115 Octave will display the results produced by evaluating expressions\n\ |
|
|
1116 within a function body that are not terminated with a semicolon.\n\ |
|
|
1117 @end deftypefn") |
|
5759
|
1118 { |
|
5794
|
1119 return SET_INTERNAL_VARIABLE (silent_functions); |
|
5759
|
1120 } |
|
|
1121 |
|
2376
|
1122 /* |
|
|
1123 ;;; Local Variables: *** |
|
|
1124 ;;; mode: C++ *** |
|
|
1125 ;;; End: *** |
|
|
1126 */ |
