annotate src/ov.h @ 4559:802818bfac91

[project @ 2003-10-28 19:13:43 by jwe]
author jwe
date Tue, 28 Oct 2003 19:13:43 +0000
parents 78e34346f6fd
children 742993a501b9
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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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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20
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21 */
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22
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23 #if !defined (octave_value_h)
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24 #define octave_value_h 1
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25
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26 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION)
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27 #pragma interface
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28 #endif
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29
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30 #include <cstdlib>
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31
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32 #include <iostream>
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33 #include <string>
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34 #include <list>
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35
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36
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37 #include "Range.h"
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38 #include "idx-vector.h"
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39 #include "mx-base.h"
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40 #include "oct-alloc.h"
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41 #include "oct-time.h"
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42 #include "str-vec.h"
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43
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44 class Cell;
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45 class Octave_map;
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46 class octave_stream;
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47 class octave_function;
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48 class octave_fcn_handle;
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49 class octave_value_list;
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50 class octave_lvalue;
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51
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52 // Constants.
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53
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54 // This just provides a way to avoid infinite recursion when building
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55 // octave_value objects.
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56
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57 class
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58 octave_xvalue
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59 {
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60 public:
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61
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62 octave_xvalue (void) { }
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63 };
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64
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65 class octave_value;
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66
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67 // XXX FIXME XXX -- these should probably really be inside the scope
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68 // of the octave_value class, but the cygwin32 beta16 version of g++
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69 // can't handle that.
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70
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71 typedef octave_value (*unary_op_fcn)
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72 (const octave_value&);
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73
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74 typedef void (*non_const_unary_op_fcn)
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75 (octave_value&);
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77 typedef octave_value (*binary_op_fcn)
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78 (const octave_value&, const octave_value&);
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79
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80 typedef octave_value (*assign_op_fcn)
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81 (octave_value&, const octave_value_list&, const octave_value&);
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82
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83 typedef octave_value * (*type_conv_fcn) (const octave_value&);
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84
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85 class
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86 octave_value
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87 {
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88 public:
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89
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90 enum unary_op
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91 {
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92 op_not,
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93 op_uminus,
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94 op_transpose,
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95 op_hermitian,
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96 op_incr,
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97 op_decr,
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98 num_unary_ops,
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99 unknown_unary_op
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100 };
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101
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102 enum binary_op
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103 {
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104 op_add,
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105 op_sub,
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106 op_mul,
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107 op_div,
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108 op_pow,
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109 op_ldiv,
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110 op_lshift,
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111 op_rshift,
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112 op_lt,
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113 op_le,
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114 op_eq,
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115 op_ge,
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116 op_gt,
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117 op_ne,
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118 op_el_mul,
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119 op_el_div,
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120 op_el_pow,
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121 op_el_ldiv,
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122 op_el_and,
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123 op_el_or,
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124 op_struct_ref,
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125 num_binary_ops,
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126 unknown_binary_op
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127 };
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128
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129 enum assign_op
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130 {
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131 op_asn_eq,
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132 op_add_eq,
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133 op_sub_eq,
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134 op_mul_eq,
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135 op_div_eq,
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136 op_ldiv_eq,
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137 op_pow_eq,
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138 op_lshift_eq,
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139 op_rshift_eq,
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140 op_el_mul_eq,
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141 op_el_div_eq,
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142 op_el_ldiv_eq,
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143 op_el_pow_eq,
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144 op_el_and_eq,
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145 op_el_or_eq,
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146 num_assign_ops,
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147 unknown_assign_op
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148 };
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149
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150 static std::string unary_op_as_string (unary_op);
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151
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152 static std::string binary_op_as_string (binary_op);
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153
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154 static std::string assign_op_as_string (assign_op);
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155
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156 static octave_value empty_conv (const std::string& type,
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157 const octave_value& rhs = octave_value ());
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158
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159 enum magic_colon { magic_colon_t };
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160 enum all_va_args { all_va_args_t };
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161
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162 octave_value (void);
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163 octave_value (short int i);
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164 octave_value (unsigned short int i);
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165 octave_value (int i);
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166 octave_value (unsigned int i);
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167 octave_value (long int i);
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168 octave_value (unsigned long int i);
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169
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170 // XXX FIXME XXX -- these are kluges. They turn into doubles
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171 // internally, which will break for very large values. We just use
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172 // them to store things like 64-bit ino_t, etc, and hope that those
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173 // values are never actually larger than can be represented exactly
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174 // in a double.
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175
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176 #if defined (HAVE_LONG_LONG_INT)
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177 octave_value (long long int i);
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178 #endif
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179 #if defined (HAVE_UNSIGNED_LONG_LONG_INT)
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180 octave_value (unsigned long long int i);
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181 #endif
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182
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183 octave_value (octave_time t);
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184 octave_value (double d);
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185 octave_value (const ArrayN<octave_value>& a, bool is_cs_list = false);
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186 octave_value (const Cell& c, bool is_cs_list = false);
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187 octave_value (const Matrix& m);
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188 octave_value (const NDArray& nda);
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189 octave_value (const DiagMatrix& d);
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190 octave_value (const RowVector& v);
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191 octave_value (const ColumnVector& v);
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192 octave_value (const Complex& C);
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193 octave_value (const ComplexMatrix& m);
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194 octave_value (const ComplexNDArray& cnda);
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195 octave_value (const ArrayN<Complex>& m);
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196 octave_value (const ComplexDiagMatrix& d);
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197 octave_value (const ComplexRowVector& v);
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198 octave_value (const ComplexColumnVector& v);
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199 octave_value (bool b);
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200 octave_value (const boolMatrix& bm);
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201 octave_value (const boolNDArray& bnda);
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202 octave_value (char c);
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203 octave_value (const char *s);
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204 octave_value (const std::string& s);
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205 octave_value (const string_vector& s);
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206 octave_value (const charMatrix& chm, bool is_string = false);
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207 octave_value (const charNDArray& chnda, bool is_string = false);
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208 octave_value (double base, double limit, double inc);
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209 octave_value (const Range& r);
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210 octave_value (const Octave_map& m);
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211 octave_value (const octave_stream& s, int n);
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212 octave_value (octave_function *f);
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213 octave_value (const octave_fcn_handle& fh);
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214 octave_value (const octave_value_list& m, bool is_cs_list = false);
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215 octave_value (octave_value::magic_colon);
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216 octave_value (octave_value::all_va_args);
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217
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218 octave_value (octave_value *new_rep, int count = 1);
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219
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220 // Copy constructor.
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221
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222 octave_value (const octave_value& a)
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223 {
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224 rep = a.rep;
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225 rep->count++;
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226 }
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227
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228 // This should only be called for derived types.
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229
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230 virtual octave_value *clone (void) const;
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231
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232 virtual octave_value *empty_clone (void) const
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233 { return rep->empty_clone (); }
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234
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235 // Delete the representation of this constant if the count drops to
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236 // zero.
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237
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238 virtual ~octave_value (void);
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239
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240 void make_unique (void)
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241 {
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242 if (rep->count > 1)
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243 {
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244 --rep->count;
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245 rep = rep->clone ();
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246 rep->count = 1;
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247 }
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248 }
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249
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250 // Simple assignment.
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251
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252 octave_value& operator = (const octave_value& a)
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253 {
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254 if (rep != a.rep)
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255 {
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256 if (--rep->count == 0)
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257 delete rep;
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258
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259 rep = a.rep;
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260 rep->count++;
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261 }
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262
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263 return *this;
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264 }
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265
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266 int get_count (void) const { return rep->count; }
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267
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268 virtual type_conv_fcn numeric_conversion_function (void) const
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269 { return rep->numeric_conversion_function (); }
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270
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271 void maybe_mutate (void);
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272
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273 virtual octave_value squeeze (void) const
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274 { return rep->squeeze (); }
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275
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276 virtual octave_value *try_narrowing_conversion (void)
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277 { return rep->try_narrowing_conversion (); }
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278
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279 octave_value single_subsref (const std::string& type,
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280 const octave_value_list& idx);
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281
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282 virtual octave_value subsref (const std::string& type,
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283 const std::list<octave_value_list>& idx)
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284 { return rep->subsref (type, idx); }
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285
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286 virtual octave_value_list subsref (const std::string& type,
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287 const std::list<octave_value_list>& idx,
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288 int nargout);
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289
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290 octave_value next_subsref (const std::string& type, const
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291 std::list<octave_value_list>& idx,
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292 size_t skip = 1);
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293
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294 virtual octave_value do_index_op (const octave_value_list& idx,
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295 int resize_ok)
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296 { return rep->do_index_op (idx, resize_ok); }
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297
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298 octave_value do_index_op (const octave_value_list& idx)
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299 { return do_index_op (idx, 0); }
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300
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301 virtual octave_value_list
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302 do_multi_index_op (int nargout, const octave_value_list& idx);
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303
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304 virtual octave_value subsasgn (const std::string& type,
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305 const std::list<octave_value_list>& idx,
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306 const octave_value& rhs);
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307
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308 octave_value assign (assign_op op, const std::string& type,
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309 const std::list<octave_value_list>& idx,
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310 const octave_value& rhs);
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311
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312 const octave_value& assign (assign_op, const octave_value& rhs);
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parents: 2942
diff changeset
313
2376
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parents:
diff changeset
314 virtual idx_vector index_vector (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
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diff changeset
315 { return rep->index_vector (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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316
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
317 // Size.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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diff changeset
318
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
319 virtual int rows (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
320 { return rep->rows (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
321
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
322 virtual int columns (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
323 { return rep->columns (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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parents:
diff changeset
324
4513
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
jwe
parents: 4507
diff changeset
325 virtual dim_vector dims (void) const
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
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parents: 4507
diff changeset
326 { return rep->dims (); }
508238e65af7 [project @ 2003-09-19 21:40:57 by jwe]
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parents: 4507
diff changeset
327
3195
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
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parents: 3189
diff changeset
328 virtual int length (void) const
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
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parents: 3189
diff changeset
329 { return rep->length (); }
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
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parents: 3189
diff changeset
330
4554
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
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parents: 4550
diff changeset
331 virtual int ndims (void) const
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4550
diff changeset
332 { return rep->ndims (); }
78e34346f6fd [project @ 2003-10-27 22:01:49 by jwe]
jwe
parents: 4550
diff changeset
333
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
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parents: 4554
diff changeset
334 virtual int numel (void) const
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
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parents: 4554
diff changeset
335 { return rep->numel (); }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
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parents: 4554
diff changeset
336
2376
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337 // Does this constant have a type? Both of these are provided since
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
338 // it is sometimes more natural to write is_undefined() instead of
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
339 // ! is_defined().
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
340
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
341 virtual bool is_defined (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
342 { return rep->is_defined (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
343
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
344 bool is_undefined (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
345 { return ! is_defined (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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diff changeset
346
4559
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
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parents: 4554
diff changeset
347 bool is_empty (void) const
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4554
diff changeset
348 { return numel () == 0; }
802818bfac91 [project @ 2003-10-28 19:13:43 by jwe]
jwe
parents: 4554
diff changeset
349
3351
8623649c967c [project @ 1999-11-15 16:17:01 by jwe]
jwe
parents: 3340
diff changeset
350 virtual bool is_cell (void) const
8623649c967c [project @ 1999-11-15 16:17:01 by jwe]
jwe
parents: 3340
diff changeset
351 { return rep->is_cell (); }
8623649c967c [project @ 1999-11-15 16:17:01 by jwe]
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parents: 3340
diff changeset
352
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
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353 virtual bool is_real_scalar (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
354 { return rep->is_real_scalar (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
355
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
356 virtual bool is_real_matrix (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
357 { return rep->is_real_matrix (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
358
4505
e944fbe3fff2 [project @ 2003-09-09 19:14:06 by jwe]
jwe
parents: 4478
diff changeset
359 virtual bool is_real_nd_array (void) const
e944fbe3fff2 [project @ 2003-09-09 19:14:06 by jwe]
jwe
parents: 4478
diff changeset
360 { return rep->is_real_nd_array (); }
e944fbe3fff2 [project @ 2003-09-09 19:14:06 by jwe]
jwe
parents: 4478
diff changeset
361
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
362 virtual bool is_complex_scalar (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
363 { return rep->is_complex_scalar (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
364
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
365 virtual bool is_complex_matrix (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
366 { return rep->is_complex_matrix (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
367
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
368 virtual bool is_char_matrix (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
369 { return rep->is_char_matrix (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
370
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
371 virtual bool is_string (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
372 { return rep->is_string (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
373
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
374 virtual bool is_range (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
375 { return rep->is_range (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
377 virtual bool is_map (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
378 { return rep->is_map (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
379
3340
585a8809fd9b [project @ 1999-11-05 07:02:30 by jwe]
jwe
parents: 3325
diff changeset
380 virtual bool is_stream (void) const
585a8809fd9b [project @ 1999-11-05 07:02:30 by jwe]
jwe
parents: 3325
diff changeset
381 { return rep->is_stream (); }
585a8809fd9b [project @ 1999-11-05 07:02:30 by jwe]
jwe
parents: 3325
diff changeset
382
3977
95663a3a2682 [project @ 2002-07-05 17:43:37 by jwe]
jwe
parents: 3933
diff changeset
383 virtual bool is_cs_list (void) const
95663a3a2682 [project @ 2002-07-05 17:43:37 by jwe]
jwe
parents: 3933
diff changeset
384 { return rep->is_cs_list (); }
95663a3a2682 [project @ 2002-07-05 17:43:37 by jwe]
jwe
parents: 3933
diff changeset
385
2880
0a076230ca87 [project @ 1997-04-24 09:47:41 by jwe]
jwe
parents: 2847
diff changeset
386 virtual bool is_list (void) const
0a076230ca87 [project @ 1997-04-24 09:47:41 by jwe]
jwe
parents: 2847
diff changeset
387 { return rep->is_list (); }
0a076230ca87 [project @ 1997-04-24 09:47:41 by jwe]
jwe
parents: 2847
diff changeset
388
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
389 virtual bool is_magic_colon (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
390 { return rep->is_magic_colon (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
391
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
392 virtual bool is_all_va_args (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
393 { return rep->is_all_va_args (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
394
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
395 // Are any or all of the elements in this constant nonzero?
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
396
4015
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe]
jwe
parents: 3977
diff changeset
397 virtual octave_value all (int dim = 0) const
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe]
jwe
parents: 3977
diff changeset
398 { return rep->all (dim); }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
399
4015
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe]
jwe
parents: 3977
diff changeset
400 virtual octave_value any (int dim = 0) const
6476dd85a65f [project @ 2002-08-02 07:59:19 by jwe]
jwe
parents: 3977
diff changeset
401 { return rep->any (dim); }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
402
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
403 // Other type stuff.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
404
3209
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3205
diff changeset
405 virtual bool is_bool_type (void) const
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3205
diff changeset
406 { return rep->is_bool_type (); }
fbb332b96e4f [project @ 1998-11-03 20:48:54 by jwe]
jwe
parents: 3205
diff changeset
407
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
408 virtual bool is_real_type (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
409 { return rep->is_real_type (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
410
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
411 virtual bool is_complex_type (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
412 { return rep->is_complex_type (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
413
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
414 virtual bool is_scalar_type (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
415 { return rep->is_scalar_type (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
416
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
417 virtual bool is_matrix_type (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
418 { return rep->is_matrix_type (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
419
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
420 virtual bool is_numeric_type (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
421 { return rep->is_numeric_type (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
422
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
423 virtual bool valid_as_scalar_index (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
424 { return rep->valid_as_scalar_index (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
425
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
426 virtual bool valid_as_zero_index (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
427 { return rep->valid_as_zero_index (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
428
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
429 // Does this constant correspond to a truth value?
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
430
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
431 virtual bool is_true (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
432 { return rep->is_true (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
433
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
434 // Are the dimensions of this constant zero by zero?
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
435
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
436 virtual bool is_zero_by_zero (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
437 { return rep->is_zero_by_zero (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
438
2974
ebbc34ff7f66 [project @ 1997-05-15 19:36:16 by jwe]
jwe
parents: 2963
diff changeset
439 virtual bool is_constant (void) const
ebbc34ff7f66 [project @ 1997-05-15 19:36:16 by jwe]
jwe
parents: 2963
diff changeset
440 { return rep->is_constant (); }
ebbc34ff7f66 [project @ 1997-05-15 19:36:16 by jwe]
jwe
parents: 2963
diff changeset
441
ebbc34ff7f66 [project @ 1997-05-15 19:36:16 by jwe]
jwe
parents: 2963
diff changeset
442 virtual bool is_function (void) const
ebbc34ff7f66 [project @ 1997-05-15 19:36:16 by jwe]
jwe
parents: 2963
diff changeset
443 { return rep->is_function (); }
2891
1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe]
jwe
parents: 2880
diff changeset
444
3325
2efa28a91e7a [project @ 1999-10-29 21:39:20 by jwe]
jwe
parents: 3301
diff changeset
445 virtual bool is_builtin_function (void) const
2efa28a91e7a [project @ 1999-10-29 21:39:20 by jwe]
jwe
parents: 3301
diff changeset
446 { return rep->is_builtin_function (); }
2efa28a91e7a [project @ 1999-10-29 21:39:20 by jwe]
jwe
parents: 3301
diff changeset
447
2efa28a91e7a [project @ 1999-10-29 21:39:20 by jwe]
jwe
parents: 3301
diff changeset
448 virtual bool is_dld_function (void) const
2efa28a91e7a [project @ 1999-10-29 21:39:20 by jwe]
jwe
parents: 3301
diff changeset
449 { return rep->is_dld_function (); }
2efa28a91e7a [project @ 1999-10-29 21:39:20 by jwe]
jwe
parents: 3301
diff changeset
450
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
451 // Values.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
452
2891
1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe]
jwe
parents: 2880
diff changeset
453 octave_value eval (void) { return *this; }
1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe]
jwe
parents: 2880
diff changeset
454
4254
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
455 virtual short int
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
456 short_value (bool req_int = false, bool frc_str_conv = false) const
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
457 { return rep->short_value (req_int, frc_str_conv); }
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
458
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
459 virtual unsigned short int
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
460 ushort_value (bool req_int = false, bool frc_str_conv = false) const
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
461 { return rep->ushort_value (req_int, frc_str_conv); }
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
462
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
463 virtual int int_value (bool req_int = false, bool frc_str_conv = false) const
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
464 { return rep->int_value (req_int, frc_str_conv); }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
465
4254
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
466 virtual unsigned int
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
467 uint_value (bool req_int = false, bool frc_str_conv = false) const
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
468 { return rep->uint_value (req_int, frc_str_conv); }
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
469
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
470 virtual int nint_value (bool frc_str_conv = false) const
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
471 { return rep->nint_value (frc_str_conv); }
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3195
diff changeset
472
4254
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
473 virtual long int
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
474 long_value (bool req_int = false, bool frc_str_conv = false) const
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
475 { return rep->long_value (req_int, frc_str_conv); }
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
476
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
477 virtual unsigned long int
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
478 ulong_value (bool req_int = false, bool frc_str_conv = false) const
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
479 { return rep->ulong_value (req_int, frc_str_conv); }
df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe]
jwe
parents: 4252
diff changeset
480
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
481 virtual double double_value (bool frc_str_conv = false) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
482 { return rep->double_value (frc_str_conv); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
483
2916
4e7bea116f24 [project @ 1997-04-30 20:56:31 by jwe]
jwe
parents: 2909
diff changeset
484 virtual double scalar_value (bool frc_str_conv = false) const
4e7bea116f24 [project @ 1997-04-30 20:56:31 by jwe]
jwe
parents: 2909
diff changeset
485 { return rep->scalar_value (frc_str_conv); }
4e7bea116f24 [project @ 1997-04-30 20:56:31 by jwe]
jwe
parents: 2909
diff changeset
486
3351
8623649c967c [project @ 1999-11-15 16:17:01 by jwe]
jwe
parents: 3340
diff changeset
487 virtual Cell cell_value (void) const;
8623649c967c [project @ 1999-11-15 16:17:01 by jwe]
jwe
parents: 3340
diff changeset
488
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
489 virtual Matrix matrix_value (bool frc_str_conv = false) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
490 { return rep->matrix_value (frc_str_conv); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
491
4550
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
492 virtual NDArray array_value (bool frc_str_conv = false) const
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
493 { return rep->array_value (frc_str_conv); }
4505
e944fbe3fff2 [project @ 2003-09-09 19:14:06 by jwe]
jwe
parents: 4478
diff changeset
494
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
495 virtual Complex complex_value (bool frc_str_conv = false) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
496 { return rep->complex_value (frc_str_conv); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
497
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
498 virtual ComplexMatrix complex_matrix_value (bool frc_str_conv = false) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
499 { return rep->complex_matrix_value (frc_str_conv); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
500
4550
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
501 virtual ComplexNDArray complex_array_value (bool frc_str_conv = false) const
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
502 { return rep->complex_array_value (frc_str_conv); }
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
503
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
504 virtual bool bool_value (void) const
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
505 { return rep->bool_value (); }
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
506
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
507 virtual boolMatrix bool_matrix_value (void) const
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
508 { return rep->bool_matrix_value (); }
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
509
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
510 virtual boolNDArray bool_array_value (void) const
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
511 { return rep->bool_array_value (); }
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
512
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
513 virtual charMatrix char_matrix_value (bool frc_str_conv = false) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
514 { return rep->char_matrix_value (frc_str_conv); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
515
4550
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
516 virtual charNDArray char_array_value (bool frc_str_conv = false) const
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
517 { return rep->char_array_value (frc_str_conv); }
69a9b22a72a2 [project @ 2003-10-27 15:41:55 by jwe]
jwe
parents: 4532
diff changeset
518
4457
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
519 virtual string_vector all_strings (bool pad = false,
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
520 bool force = false) const
4358
83d4452bc522 [project @ 2003-02-23 02:16:53 by jwe]
jwe
parents: 4356
diff changeset
521 { return rep->all_strings (pad); }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
522
4457
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
523 virtual std::string string_value (bool force = false) const
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
524 { return rep->string_value (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
525
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
526 virtual Range range_value (void) const
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
527 { return rep->range_value (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
528
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
529 virtual Octave_map map_value (void) const;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
530
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
531 virtual string_vector map_keys (void) const
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
532 { return rep->map_keys (); }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
533
3340
585a8809fd9b [project @ 1999-11-05 07:02:30 by jwe]
jwe
parents: 3325
diff changeset
534 virtual octave_stream stream_value (void) const;
2903
facd9d10e5c1 [project @ 1997-04-30 03:53:07 by jwe]
jwe
parents: 2891
diff changeset
535
facd9d10e5c1 [project @ 1997-04-30 03:53:07 by jwe]
jwe
parents: 2891
diff changeset
536 virtual int stream_number (void) const;
facd9d10e5c1 [project @ 1997-04-30 03:53:07 by jwe]
jwe
parents: 2891
diff changeset
537
2974
ebbc34ff7f66 [project @ 1997-05-15 19:36:16 by jwe]
jwe
parents: 2963
diff changeset
538 virtual octave_function *function_value (bool silent = false);
ebbc34ff7f66 [project @ 1997-05-15 19:36:16 by jwe]
jwe
parents: 2963
diff changeset
539
4346
d39de791ef9c [project @ 2003-02-20 21:38:39 by jwe]
jwe
parents: 4343
diff changeset
540 virtual octave_fcn_handle *fcn_handle_value (bool silent = false);
4343
db5e0814277a [project @ 2003-02-20 16:44:16 by jwe]
jwe
parents: 4342
diff changeset
541
2880
0a076230ca87 [project @ 1997-04-24 09:47:41 by jwe]
jwe
parents: 2847
diff changeset
542 virtual octave_value_list list_value (void) const;
0a076230ca87 [project @ 1997-04-24 09:47:41 by jwe]
jwe
parents: 2847
diff changeset
543
3419
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
544 ColumnVector column_vector_value (bool frc_str_conv = false,
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
545 bool frc_vec_conv = false) const;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
546
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
547 ComplexColumnVector
3419
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
548 complex_column_vector_value (bool frc_str_conv = false,
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
549 bool frc_vec_conv = false) const;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
550
3419
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
551 RowVector row_vector_value (bool frc_str_conv = false,
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
552 bool frc_vec_conv = false) const;
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
553
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
554 ComplexRowVector
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
555 complex_row_vector_value (bool frc_str_conv = false,
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
556 bool frc_vec_conv = false) const;
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
557
4044
9678c5526190 [project @ 2002-08-15 16:54:55 by jwe]
jwe
parents: 4018
diff changeset
558 Array<int> int_vector_value (bool req_int = false,
9678c5526190 [project @ 2002-08-15 16:54:55 by jwe]
jwe
parents: 4018
diff changeset
559 bool frc_str_conv = false,
9678c5526190 [project @ 2002-08-15 16:54:55 by jwe]
jwe
parents: 4018
diff changeset
560 bool frc_vec_conv = false) const;
9678c5526190 [project @ 2002-08-15 16:54:55 by jwe]
jwe
parents: 4018
diff changeset
561
3419
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
562 Array<double> vector_value (bool frc_str_conv = false,
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
563 bool frc_vec_conv = false) const;
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
564
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
565 Array<Complex> complex_vector_value (bool frc_str_conv = false,
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
566 bool frc_vec_conv = false) const;
e71b3d1dd327 [project @ 2000-01-12 05:23:34 by jwe]
jwe
parents: 3418
diff changeset
567
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
568 // Conversions. These should probably be private. If a user of this
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
569 // class wants a certain kind of constant, he should simply ask for
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
570 // it, and we should convert it if possible.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
571
4457
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
572 octave_value convert_to_str (bool pad = false, bool force = false) const;
4452
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe]
jwe
parents: 4451
diff changeset
573
4457
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
574 virtual octave_value convert_to_str_internal (bool pad, bool force) const
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
575 { return rep->convert_to_str_internal (pad, force); }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
576
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
577 virtual void convert_to_row_or_column_vector (void)
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
578 { rep->convert_to_row_or_column_vector (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
579
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
580 virtual void print (std::ostream& os, bool pr_as_read_syntax = false) const
2466
1573640a9994 [project @ 1996-11-04 03:56:11 by jwe]
jwe
parents: 2427
diff changeset
581 { rep->print (os, pr_as_read_syntax); }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
582
4457
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
583 virtual void print_raw (std::ostream& os,
d7d9ca19960a [project @ 2003-07-11 03:05:38 by jwe]
jwe
parents: 4455
diff changeset
584 bool pr_as_read_syntax = false) const
2903
facd9d10e5c1 [project @ 1997-04-30 03:53:07 by jwe]
jwe
parents: 2891
diff changeset
585 { rep->print_raw (os, pr_as_read_syntax); }
facd9d10e5c1 [project @ 1997-04-30 03:53:07 by jwe]
jwe
parents: 2891
diff changeset
586
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
587 virtual bool print_name_tag (std::ostream& os, const std::string& name) const
2903
facd9d10e5c1 [project @ 1997-04-30 03:53:07 by jwe]
jwe
parents: 2891
diff changeset
588 { return rep->print_name_tag (os, name); }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
589
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
590 void print_with_name (std::ostream& os, const std::string& name,
2903
facd9d10e5c1 [project @ 1997-04-30 03:53:07 by jwe]
jwe
parents: 2891
diff changeset
591 bool print_padding = true) const;
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
592
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
593 virtual int type_id (void) const { return rep->type_id (); }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
594
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
595 virtual std::string type_name (void) const { return rep->type_name (); }
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
596
3203
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
597 // Unary and binary operations.
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
598
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
599 friend octave_value do_unary_op (unary_op op,
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
600 const octave_value& a);
3203
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
601
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
602 const octave_value& do_non_const_unary_op (unary_op op);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
603
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
604 void do_non_const_unary_op (unary_op op, const octave_value_list& idx);
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
605
4247
fc9a075d10fb [project @ 2002-12-30 23:05:27 by jwe]
jwe
parents: 4233
diff changeset
606 octave_value do_non_const_unary_op (unary_op op, const std::string& type,
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4192
diff changeset
607 const std::list<octave_value_list>& idx);
3205
549691faa638 [project @ 1998-10-31 04:20:15 by jwe]
jwe
parents: 3204
diff changeset
608
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
609 friend octave_value do_binary_op (binary_op op,
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
610 const octave_value& a,
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
611 const octave_value& b);
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
612
3301
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe]
jwe
parents: 3240
diff changeset
613 const octave_value& get_rep (void) const { return *rep; }
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe]
jwe
parents: 3240
diff changeset
614
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
615 virtual void print_info (std::ostream& os,
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
616 const std::string& prefix = std::string ()) const;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3930
diff changeset
617
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
618 protected:
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
619
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
620 octave_value (const octave_xvalue&) : rep (0) { }
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
621
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3930
diff changeset
622 // This should only be called for derived types.
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diff changeset
623
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diff changeset
624 octave_value numeric_assign (const std::string& type,
4219
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diff changeset
625 const std::list<octave_value_list>& idx,
3933
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diff changeset
626 const octave_value& rhs);
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627
2903
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628 void reset_indent_level (void) const
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diff changeset
629 { curr_print_indent_level = 0; }
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diff changeset
630
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diff changeset
631 void increment_indent_level (void) const
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diff changeset
632 { curr_print_indent_level += 2; }
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diff changeset
633
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diff changeset
634 void decrement_indent_level (void) const
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diff changeset
635 { curr_print_indent_level -= 2; }
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diff changeset
636
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diff changeset
637 int current_print_indent_level (void) const
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diff changeset
638 { return curr_print_indent_level; }
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diff changeset
639
3523
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diff changeset
640 void newline (std::ostream& os) const;
2903
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diff changeset
641
3523
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diff changeset
642 void indent (std::ostream& os) const;
2903
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diff changeset
643
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diff changeset
644 void reset (void) const;
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645
2376
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646 union
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diff changeset
647 {
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diff changeset
648 octave_value *rep; // The real representation.
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diff changeset
649 int count; // A reference count.
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650 };
2413
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diff changeset
651
3933
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diff changeset
652 private:
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diff changeset
653
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diff changeset
654 static int curr_print_indent_level;
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diff changeset
655 static bool beginning_of_line;
3204
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diff changeset
656
3205
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diff changeset
657 assign_op unary_op_to_assign_op (unary_op op);
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diff changeset
658
3204
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diff changeset
659 binary_op op_eq_to_binary_op (assign_op op);
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe]
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diff changeset
660
3219
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diff changeset
661 DECLARE_OCTAVE_ALLOCATOR
4513
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parents: 4507
diff changeset
662
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diff changeset
663 octave_value *nil_rep (void) const;
2376
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parents:
diff changeset
664 };
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diff changeset
665
3203
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diff changeset
666 #define OV_UNOP_FN(name) \
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diff changeset
667 inline octave_value \
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diff changeset
668 name (const octave_value& a) \
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diff changeset
669 { \
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diff changeset
670 return do_unary_op (octave_value::name, a); \
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diff changeset
671 }
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diff changeset
672
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diff changeset
673 #define OV_UNOP_OP(name, op) \
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diff changeset
674 inline octave_value \
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diff changeset
675 operator op (const octave_value& a) \
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diff changeset
676 { \
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diff changeset
677 return name (a); \
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diff changeset
678 }
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parents: 3202
diff changeset
679
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parents: 3202
diff changeset
680 #define OV_UNOP_FN_OP(name, op) \
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parents: 3202
diff changeset
681 OV_UNOP_FN (name) \
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parents: 3202
diff changeset
682 OV_UNOP_OP (name, op)
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parents: 3202
diff changeset
683
3525
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diff changeset
684 OV_UNOP_FN_OP (op_not, !)
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parents: 3523
diff changeset
685 OV_UNOP_FN_OP (op_uminus, -)
3203
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parents: 3202
diff changeset
686
3525
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parents: 3523
diff changeset
687 OV_UNOP_FN (op_transpose)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
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parents: 3523
diff changeset
688 OV_UNOP_FN (op_hermitian)
3203
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parents: 3202
diff changeset
689
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parents: 3202
diff changeset
690 // No simple way to define these for prefix and suffix ops?
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
691 //
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
692 // incr
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parents: 3202
diff changeset
693 // decr
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jwe
parents: 3202
diff changeset
694
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
695 #define OV_BINOP_FN(name) \
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parents: 3202
diff changeset
696 inline octave_value \
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diff changeset
697 name (const octave_value& a1, const octave_value& a2) \
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
698 { \
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
699 return do_binary_op (octave_value::name, a1, a2); \
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parents: 3202
diff changeset
700 }
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parents: 3202
diff changeset
701
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jwe
parents: 3202
diff changeset
702 #define OV_BINOP_OP(name, op) \
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jwe
parents: 3202
diff changeset
703 inline octave_value \
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jwe
parents: 3202
diff changeset
704 operator op (const octave_value& a1, const octave_value& a2) \
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jwe
parents: 3202
diff changeset
705 { \
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jwe
parents: 3202
diff changeset
706 return name (a1, a2); \
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parents: 3202
diff changeset
707 }
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
708
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
709 #define OV_BINOP_FN_OP(name, op) \
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
710 OV_BINOP_FN (name) \
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
711 OV_BINOP_OP (name, op)
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
712
3525
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
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parents: 3523
diff changeset
713 OV_BINOP_FN_OP (op_add, +)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
714 OV_BINOP_FN_OP (op_sub, -)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
715 OV_BINOP_FN_OP (op_mul, *)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
716 OV_BINOP_FN_OP (op_div, /)
3203
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
717
3525
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
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parents: 3523
diff changeset
718 OV_BINOP_FN (op_pow)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
719 OV_BINOP_FN (op_ldiv)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
720 OV_BINOP_FN (op_lshift)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
721 OV_BINOP_FN (op_rshift)
3203
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
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parents: 3202
diff changeset
722
3525
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
723 OV_BINOP_FN_OP (op_lt, <)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
724 OV_BINOP_FN_OP (op_le, <=)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
725 OV_BINOP_FN_OP (op_eq, ==)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
726 OV_BINOP_FN_OP (op_ge, >=)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
727 OV_BINOP_FN_OP (op_gt, >)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
728 OV_BINOP_FN_OP (op_ne, !=)
3203
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
729
3525
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
730 OV_BINOP_FN (op_el_mul)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
731 OV_BINOP_FN (op_el_div)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
732 OV_BINOP_FN (op_el_pow)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
733 OV_BINOP_FN (op_el_ldiv)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
734 OV_BINOP_FN (op_el_and)
6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe]
jwe
parents: 3523
diff changeset
735 OV_BINOP_FN (op_el_or)
3203
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
736
3525
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jwe
parents: 3523
diff changeset
737 OV_BINOP_FN (op_struct_ref)
3203
bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe]
jwe
parents: 3202
diff changeset
738
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
739 // T_ID is the type id of struct objects, set by register_type().
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
740 // T_NAME is the type name of struct objects.
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
741 #define DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA \
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
742 public: \
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
743 int type_id (void) const { return t_id; } \
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
744 std::string type_name (void) const { return t_name; } \
4252
20e70f7f1dbe [project @ 2002-12-31 17:41:02 by jwe]
jwe
parents: 4247
diff changeset
745 static int static_type_id (void) { return t_id; } \
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
746 static void register_type (void) \
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
747 { t_id = octave_value_typeinfo::register_type (t_name); } \
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
748 \
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
749 private: \
4252
20e70f7f1dbe [project @ 2002-12-31 17:41:02 by jwe]
jwe
parents: 4247
diff changeset
750 static int t_id; \
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
751 static const std::string t_name;
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
752
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
753 #define DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA(t, n) \
4252
20e70f7f1dbe [project @ 2002-12-31 17:41:02 by jwe]
jwe
parents: 4247
diff changeset
754 int t::t_id (-1); \
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
755 const std::string t::t_name (n)
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3209
diff changeset
756
4455
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
757 // If TRUE, print a warning for assignments like
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
758 //
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
759 // octave> A(1) = 3; A(2) = 5
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
760 //
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
761 // for A already defined and a matrix type.
4455
abbf63293766 [project @ 2003-07-11 01:01:16 by jwe]
jwe
parents: 4452
diff changeset
762 extern bool Vwarn_fortran_indexing;
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
763
4452
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe]
jwe
parents: 4451
diff changeset
764 // Should we print a warning when converting `[97, 98, 99, "123"]'
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe]
jwe
parents: 4451
diff changeset
765 // to a character string?
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe]
jwe
parents: 4451
diff changeset
766 extern bool Vwarn_num_to_str;
4257
e556870ce8f0 [project @ 2003-01-02 03:14:41 by jwe]
jwe
parents: 4254
diff changeset
767
4452
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe]
jwe
parents: 4451
diff changeset
768 // If TRUE, warn for operations like
2376
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
769 //
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
770 // octave> 'abc' + 0
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
771 // 97 98 99
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
jwe
parents:
diff changeset
772 //
4452
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773 extern int Vwarn_str_to_num;
2376
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774
4451
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775 // Should we warn about conversions from complex to real?
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776 extern int Vwarn_imag_to_real;
2376
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777
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778 // If TRUE, print the name along with the value.
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779 extern bool Vprint_answer_id_name;
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780
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781 // How many levels of structure elements should we print?
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782 extern int Vstruct_levels_to_print;
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783
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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784 // Allow divide by zero errors to be suppressed.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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785 extern bool Vwarn_divide_by_zero;
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786
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787 // If TRUE, print a warning when a matrix is resized by an indexed
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788 // assignment with indices outside the current bounds.
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789 extern bool Vwarn_resize_on_range_error;
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790
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791 // Indentation level for structures.
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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792 extern int struct_indent;
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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793
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794 extern void increment_struct_indent (void);
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795 extern void decrement_struct_indent (void);
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796
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797 // Indentation level for lists.
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798 extern int list_indent;
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799
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800 extern void increment_list_indent (void);
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801 extern void decrement_list_indent (void);
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802
2376
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803 extern void install_types (void);
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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804
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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805 #endif
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806
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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807 /*
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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808 ;; Local Variables: ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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809 ;; mode: C++ ***
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810 ;; End: ***
2142216bf85a [project @ 1996-10-12 01:39:07 by jwe]
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811 */