annotate src/ov-list.cc @ 5759:ce79d238f142

[project @ 2006-04-13 13:04:32 by jwe]
author jwe
date Thu, 13 Apr 2006 13:04:33 +0000
parents 958e365b875e
children 8d7162924bd3
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1 /*
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2
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
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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
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
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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
5307
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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 <iostream>
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29
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30 #include "lo-sstream.h"
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31 #include "lo-utils.h"
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32
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33 #include "Cell.h"
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34 #include "defun.h"
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35 #include "error.h"
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36 #include "ov.h"
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37 #include "ov-list.h"
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38 #include "unwind-prot.h"
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39
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40 #include "byte-swap.h"
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41 #include "ls-oct-ascii.h"
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42 #include "ls-oct-binary.h"
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43 #include "ls-hdf5.h"
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44 #include "ls-utils.h"
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45
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46 DEFINE_OCTAVE_ALLOCATOR (octave_list);
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47
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48 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_list, "list", "list");
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49
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50 octave_list::octave_list (const Cell& c)
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51 : octave_base_value (), data ()
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52 {
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53 octave_idx_type n = c.length ();
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54
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55 data.resize (dim_vector (1, n));
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56
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57 for (octave_idx_type i = 0; i < n; i++)
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58 data(i) = c(i);
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59 }
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60
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61 octave_value_list
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62 octave_list::subsref (const std::string& type,
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63 const std::list<octave_value_list>& idx, int nargout)
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64 {
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65 octave_value_list retval;
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66
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67 switch (type[0])
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68 {
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69 case '(':
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70 {
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71 octave_value_list tmp_idx = idx.front ();
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72
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73 if (tmp_idx.length () == 1)
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74 {
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75 idx_vector i = tmp_idx (0).index_vector ();
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76
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77 Cell tmp = data.index (i);
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78
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79 retval(0) = octave_value (new octave_list (tmp));
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80 }
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81 else
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82 error ("only one index allowed for lists");
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83 }
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84 break;
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85
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86 case '{':
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87 {
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88 octave_value_list tmp_idx = idx.front ();
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89
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90 if (tmp_idx.length () == 1)
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91 {
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92 idx_vector i = tmp_idx (0).index_vector ();
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93
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94 Cell tmp = data.index (i);
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95
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96 if (tmp.length () == 1)
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97 retval(0) = tmp(0);
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98 else
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99 retval(0) = octave_value (tmp, true);
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100 }
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101 else
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102 error ("only one index allowed for lists");
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103 }
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104 break;
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105
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106 case '.':
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107 {
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108 std::string nm = type_name ();
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109 error ("%s cannot be indexed with %c", nm.c_str (), type[0]);
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110 }
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111 break;
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112
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113 default:
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114 panic_impossible ();
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115 }
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116
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117 // XXX FIXME XXX -- perhaps there should be an
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118 // octave_value_list::next_subsref member function? See also
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119 // octave_user_function::subsref.
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120
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121 if (idx.size () > 1)
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122 retval = retval(0).next_subsref (nargout, type, idx);
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123
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124 return retval;
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125 }
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126
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127 octave_value
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128 octave_list::do_index_op (const octave_value_list& idx, int resize_ok)
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129 {
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130 octave_value retval;
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131
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132 if (idx.length () == 1)
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133 {
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134 idx_vector iidx = idx (0).index_vector ();
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135
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136 Cell tcell = data.index (iidx, resize_ok);
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137
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138 octave_value_list result;
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139
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140 octave_idx_type n = tcell.numel ();
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141
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142 result.resize (n);
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143
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144 for (octave_idx_type i = 0; i < n; i++)
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145 result(i) = tcell(i);
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146
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147 retval = result;
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148 }
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149 else
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150 error ("only one index allowed for lists");
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151
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152 return retval;
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153 }
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154
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155 octave_value
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156 octave_list::subsasgn (const std::string& type,
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157 const std::list<octave_value_list>& idx,
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parents: 3538
diff changeset
158 const octave_value& rhs)
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parents: 3538
diff changeset
159 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
160 octave_value retval;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
161
5275
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diff changeset
162 octave_idx_type n = type.length ();
3933
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parents: 3538
diff changeset
163
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
164 octave_value t_rhs = rhs;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
165
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
166 if (n > 1)
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
167 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
168 switch (type[0])
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
169 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
170 case '(':
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
171 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
172 octave_value tmp = do_index_op (idx.front (), true);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
173
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
174 if (! tmp.is_defined ())
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
175 tmp = octave_value::empty_conv (type.substr (1), rhs);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
176
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
177 if (! error_state)
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
178 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
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parents: 4192
diff changeset
179 std::list<octave_value_list> next_idx (idx);
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
180
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
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parents: 4192
diff changeset
181 next_idx.erase (next_idx.begin ());
3933
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parents: 3538
diff changeset
182
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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diff changeset
183 t_rhs = tmp.subsasgn (type.substr (1), next_idx, rhs);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
184 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
185 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
186 break;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
187
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
188 case '{':
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
189 case '.':
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
190 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
191 std::string nm = type_name ();
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
192 error ("%s cannot be indexed with %c", nm.c_str (), type[0]);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
193 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
194 break;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
195
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
196 default:
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
197 panic_impossible ();
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
198 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
199 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
200
3940
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
201 if (! error_state)
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
202 {
3940
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
203 switch (type[0])
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
204 {
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
205 case '(':
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
206 {
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
207 octave_value_list i = idx.front ();
3933
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parents: 3538
diff changeset
208
5275
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parents: 5105
diff changeset
209 octave_idx_type len = i.length ();
4769
aef1e2d57055 [project @ 2004-02-16 16:15:24 by jwe]
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parents: 4696
diff changeset
210
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
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parents: 5105
diff changeset
211 for (octave_idx_type k = 0; k < len; k++)
4769
aef1e2d57055 [project @ 2004-02-16 16:15:24 by jwe]
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parents: 4696
diff changeset
212 data.set_index (i(k).index_vector ());
aef1e2d57055 [project @ 2004-02-16 16:15:24 by jwe]
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parents: 4696
diff changeset
213
aef1e2d57055 [project @ 2004-02-16 16:15:24 by jwe]
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parents: 4696
diff changeset
214 ::assign (data, Cell (t_rhs), Cell::resize_fill_value ());
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
215
5759
ce79d238f142 [project @ 2006-04-13 13:04:32 by jwe]
jwe
parents: 5757
diff changeset
216 count++;
ce79d238f142 [project @ 2006-04-13 13:04:32 by jwe]
jwe
parents: 5757
diff changeset
217 retval = octave_value (this);
3940
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
218 }
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
219 break;
3933
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parents: 3538
diff changeset
220
3940
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
221 case '{':
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
222 case '.':
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
223 {
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
224 std::string nm = type_name ();
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
225 error ("%s cannot be indexed with %c", nm.c_str (), type[0]);
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
226 }
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
227 break;
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
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parents: 3538
diff changeset
228
3940
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
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parents: 3933
diff changeset
229 default:
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
230 panic_impossible ();
1b58576bdaa6 [project @ 2002-05-16 18:11:50 by jwe]
jwe
parents: 3933
diff changeset
231 }
3933
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
232 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
233
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
234 return retval;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
235 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe]
jwe
parents: 3538
diff changeset
236
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
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parents:
diff changeset
237 void
3196
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jwe
parents: 3014
diff changeset
238 octave_list::assign (const octave_value_list& idx, const octave_value& rhs)
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
239 {
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
240 if (idx.length () == 1)
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
241 {
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
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parents: 3196
diff changeset
242 int i = idx(0).int_value (true);
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
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parents: 3014
diff changeset
243
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
244 if (! error_state)
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
245 {
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
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parents: 5105
diff changeset
246 octave_idx_type n = data.length ();
3196
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parents: 3014
diff changeset
247
4461
af308ca1a354 [project @ 2003-07-11 22:21:17 by jwe]
jwe
parents: 4247
diff changeset
248 if (i > 0)
af308ca1a354 [project @ 2003-07-11 22:21:17 by jwe]
jwe
parents: 4247
diff changeset
249 {
af308ca1a354 [project @ 2003-07-11 22:21:17 by jwe]
jwe
parents: 4247
diff changeset
250 if (Vwarn_resize_on_range_error && i > n)
af308ca1a354 [project @ 2003-07-11 22:21:17 by jwe]
jwe
parents: 4247
diff changeset
251 warning ("list index = %d out of range", i);
af308ca1a354 [project @ 2003-07-11 22:21:17 by jwe]
jwe
parents: 4247
diff changeset
252
4591
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
253 data(i-1) = rhs;
4461
af308ca1a354 [project @ 2003-07-11 22:21:17 by jwe]
jwe
parents: 4247
diff changeset
254 }
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
255 else
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
256 error ("list index = %d out of range", i);
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
257 }
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
258 else
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
259 error ("list index must be an integer");
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
260 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
261 else
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
262 error ("lists may only be indexed by a single scalar");
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
263 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
264
4791
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
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parents: 4769
diff changeset
265 size_t
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
jwe
parents: 4769
diff changeset
266 octave_list::byte_size (void) const
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
jwe
parents: 4769
diff changeset
267 {
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
jwe
parents: 4769
diff changeset
268 size_t retval = 0;
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
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parents: 4769
diff changeset
269
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
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parents: 5105
diff changeset
270 for (octave_idx_type i = 0; i < numel (); i++)
4791
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
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parents: 4769
diff changeset
271 retval += data(i).byte_size ();
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
jwe
parents: 4769
diff changeset
272
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
jwe
parents: 4769
diff changeset
273 return retval;
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
jwe
parents: 4769
diff changeset
274 }
62f2fb593455 [project @ 2004-02-20 18:02:59 by jwe]
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parents: 4769
diff changeset
275
4591
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
276 octave_value_list
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
277 octave_list::list_value (void) const
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
278 {
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
279 octave_value_list retval;
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
280
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
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parents: 5105
diff changeset
281 octave_idx_type n = data.length ();
4591
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
282
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
283 retval.resize (n);
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
284
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
285 for (octave_idx_type i = 0; i < n; i++)
4591
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
286 retval(i) = data(i);
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
287
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
288 return retval;
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
289 }
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
290
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
291 void
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
292 octave_list::print (std::ostream& os, bool) const
2901
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
293 {
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
294 print_raw (os);
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
295 }
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
296
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
297 void
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
298 octave_list::print_raw (std::ostream& os, bool) const
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
299 {
2985
aa9d0c0e0458 [project @ 1997-05-16 06:54:18 by jwe]
jwe
parents: 2974
diff changeset
300 unwind_protect::begin_frame ("octave_list_print");
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
301
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
302 octave_idx_type n = data.length ();
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
303
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
304 if (n > 0)
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
305 {
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
306 indent (os);
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
307 os << "(";
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
308 newline (os);
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
309
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
310 increment_indent_level ();
2916
4e7bea116f24 [project @ 1997-04-30 20:56:31 by jwe]
jwe
parents: 2905
diff changeset
311
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
312 for (octave_idx_type i = 0; i < n; i++)
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
313 {
4051
b79da8779a0e [project @ 2002-08-17 19:38:32 by jwe]
jwe
parents: 3940
diff changeset
314 OSSTREAM buf;
b79da8779a0e [project @ 2002-08-17 19:38:32 by jwe]
jwe
parents: 3940
diff changeset
315
b79da8779a0e [project @ 2002-08-17 19:38:32 by jwe]
jwe
parents: 3940
diff changeset
316 buf << "[" << i+1 << "]" << OSSTREAM_ENDS;
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
317
4591
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
318 octave_value val = data(i);
2916
4e7bea116f24 [project @ 1997-04-30 20:56:31 by jwe]
jwe
parents: 2905
diff changeset
319
4051
b79da8779a0e [project @ 2002-08-17 19:38:32 by jwe]
jwe
parents: 3940
diff changeset
320 val.print_with_name (os, OSSTREAM_STR (buf));
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
321
4051
b79da8779a0e [project @ 2002-08-17 19:38:32 by jwe]
jwe
parents: 3940
diff changeset
322 OSSTREAM_FREEZE (buf);
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
323 }
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
324
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
325 decrement_indent_level ();
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
326
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
327 indent (os);
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
328 os << ")";
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
329 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
330 else
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
331 os << "()";
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
332
2901
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
333 newline (os);
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
334
2985
aa9d0c0e0458 [project @ 1997-05-16 06:54:18 by jwe]
jwe
parents: 2974
diff changeset
335 unwind_protect::run_frame ("octave_list_print");
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
336 }
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
337
2901
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
338 bool
3523
b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe]
jwe
parents: 3503
diff changeset
339 octave_list::print_name_tag (std::ostream& os, const std::string& name) const
2901
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
340 {
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
341 indent (os);
4591
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
342 if (data.length () == 0)
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
343 os << name << " = ";
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
344 else
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
345 {
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
346 os << name << " =";
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
347 newline (os);
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
348 }
2901
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
349 return false;
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
350 }
e6d25bc478dd [project @ 1997-04-30 03:41:26 by jwe]
jwe
parents: 2882
diff changeset
351
2993
91589ab98e37 [project @ 1997-05-21 21:44:54 by jwe]
jwe
parents: 2985
diff changeset
352 DEFUN (list, args, ,
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
353 "-*- texinfo -*-\n\
3448
0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe]
jwe
parents: 3447
diff changeset
354 @deftypefn {Built-in Function} {} list (@var{a1}, @var{a2}, @dots{})\n\
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
355 Create a new list with elements given by the arguments @var{a1},\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
356 @var{a2}, @dots{}.\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
357 @end deftypefn")
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
358 {
4591
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
359 static bool warned = false;
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
360
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
361 if (! warned)
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
362 {
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
363 warning ("list objects are deprecated; use cell arrays instead");
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
364 warned = true;
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
365 }
2c9de1be042a [project @ 2003-11-11 00:23:35 by jwe]
jwe
parents: 4513
diff changeset
366
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
367 return octave_value (args);
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
368 }
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
369
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
370 DEFUN (nth, args, ,
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
371 "-*- texinfo -*-\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
372 @deftypefn {Built-in Function} {} nth (@var{list}, @var{n})\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
373 Return the @var{n}-th element of @var{list}.\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
374 @end deftypefn")
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
375 {
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
376 octave_value retval;
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
377
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
378 if (args.length () == 2)
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
379 {
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
380 octave_value_list lst = args(0).list_value ();
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
381
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
382 if (! error_state)
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
383 {
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
384 int n = args(1).int_value (true);
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
385
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
386 if (! error_state)
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
387 {
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
388 if (n > 0 && n <= lst.length ())
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
389 retval = lst(n-1);
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
390 else
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
391 error ("nth: index = %d out of range", n);
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
392 }
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
393 else
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
394 error ("nth: second argument must be an integer");
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
395 }
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
396 else
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
397 error ("nth: first argument must be a list");
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
398 }
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
399 else
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
400 print_usage ("nth");
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
401
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
402 return retval;
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
403 }
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
404
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
405 DEFUN (append, args, ,
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
406 "-*- texinfo -*-\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
407 @deftypefn {Built-in Function} {} append (@var{list}, @var{a1}, @var{a2}, @dots{})\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
408 Return a new list created by appending @var{a1}, @var{a1}, @dots{}, to\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
409 @var{list}. If any of the arguments to be appended is a list, its\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
410 elements are appended individually. For example,\n\
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
411 \n\
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
412 @example\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
413 x = list (1, 2);\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
414 y = list (3, 4);\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
415 append (x, y);\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
416 @end example\n\
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
417 \n\
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
418 @noindent\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
419 results in the list containing the four elements @samp{(1 2 3 4)}, not\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
420 a list containing the three elements @samp{(1 2 (3 4))}.\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
421 @end deftypefn")
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
422 {
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
423 octave_value retval;
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
424
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
425 int nargin = args.length ();
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
426
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
427 if (nargin > 1)
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
428 {
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
429 octave_value_list tmp = args(0).list_value ();
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
430
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
431 if (! error_state)
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
432 {
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
433 for (int i = 1; i < nargin; i++)
3219
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
434 {
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
435 octave_value ov = args(i);
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
436
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
437 if (ov.is_list ())
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
438 tmp.append (ov.list_value ());
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
439 else
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
440 tmp.append (ov);
30770ba4457a [project @ 1998-11-13 03:44:31 by jwe]
jwe
parents: 3204
diff changeset
441 }
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
442
4233
ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe]
jwe
parents: 4219
diff changeset
443 retval = octave_value (tmp);
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
444 }
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
445 }
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
446 else
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
447 print_usage ("append");
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
448
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
449 return retval;
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
450 }
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
451
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
452 DEFUN (reverse, args, ,
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
453 "-*- texinfo -*-\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
454 @deftypefn {Built-in Function} {} reverse (@var{list})\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
455 Return a new list created by reversing the elements of @var{list}.\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
456 @end deftypefn")
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
457 {
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
458 octave_value retval;
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
459
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
460 int nargin = args.length ();
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
461
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
462 if (nargin == 1)
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
463 {
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
464 octave_value_list tmp = args(0).list_value ();
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
465
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
466 if (! error_state)
4233
ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe]
jwe
parents: 4219
diff changeset
467 retval = octave_value (tmp.reverse ());
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
468 }
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
469 else
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
470 print_usage ("reverse");
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
471
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
472 return retval;
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
473 }
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
474
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
475 DEFUN (splice, args, ,
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
476 "-*- texinfo -*-\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
477 @deftypefn {Built-in Function} {} splice (@var{list_1}, @var{offset}, @var{length}, @var{list_2})\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
478 Replace @var{length} elements of @var{list_1} beginning at\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
479 @var{offset} with the contents of @var{list_2} (if any). If\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
480 @var{length} is omitted, all elements from @var{offset} to the end of\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
481 @var{list_1} are replaced. As a special case, if @var{offset} is one\n\
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
482 greater than the length of @var{list_1} and @var{length} is 0, splice\n\
3448
0fb75d95b14f [project @ 2000-01-17 20:38:31 by jwe]
jwe
parents: 3447
diff changeset
483 is equivalent to @code{append (@var{list_1}, @var{list_2})}.\n\
3447
5c76d8f267f7 [project @ 2000-01-17 20:12:43 by jwe]
jwe
parents: 3219
diff changeset
484 @end deftypefn")
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
485 {
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
486 octave_value retval;
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
487
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
488 int nargin = args.length ();
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
489
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
490 if (nargin > 1 && nargin < 5)
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
491 {
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
492 octave_value_list list_1 = args(0).list_value ();
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
493
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
494 if (! error_state)
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
495 {
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
496 int offset = args(1).int_value (true);
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
497
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
498 if (! error_state)
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
499 {
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
500 offset--;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
501
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
502 int length = 0;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
503
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
504 octave_value_list list_2;
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
505
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
506 if (nargin < 3)
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
507 length = list_1.length () - offset;
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
508 else
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
509 {
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
510 length = args(2).int_value (true);
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
511
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
512 if (! error_state)
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
513 {
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
514 if (nargin == 4)
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
515 {
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
516 list_2 = args(3).list_value ();
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
517
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
518 if (error_state)
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
519 error ("splice: fourth argument must be a list");
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
520 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
521 }
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
522 else
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
523 error ("splice: LENGTH must be an integer");
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
524 }
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
525
3202
44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe]
jwe
parents: 3196
diff changeset
526 if (! error_state)
4233
ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe]
jwe
parents: 4219
diff changeset
527 retval = octave_value (list_1.splice (offset, length, list_2));
3196
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
528 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
529 else
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
530 error ("splice: OFFSET must be an integer");
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
531 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
532 else
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
533 error ("splice: first argument must be a list");
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
534 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
535 else
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
536 print_usage ("splice");
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
537
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
538 return retval;
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
539 }
3ac3e8edc258 [project @ 1998-10-28 23:04:39 by jwe]
jwe
parents: 3014
diff changeset
540
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
541 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
542 octave_list::save_ascii (std::ostream& os, bool& infnan_warned,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
543 bool strip_nan_and_inf)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
544 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
545 octave_value_list lst = list_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
546 os << "# length: " << lst.length () << "\n";
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
547
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
548 for (int i = 0; i < lst.length (); ++i)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
549 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
550 // should we use lst.name_tags () to label the elements?
5717
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
551
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
552 OSSTREAM buf;
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
553 buf << "_" << i << OSSTREAM_ENDS;
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
554 std::string s = OSSTREAM_STR (buf);
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
555 OSSTREAM_FREEZE (buf);
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
556
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
557 bool b = save_ascii_data (os, lst (i), s.c_str (), infnan_warned,
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
558 strip_nan_and_inf, 0, 0);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
559
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
560 if (! b)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
561 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
562 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
563
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
564 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
565 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
566
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
567 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
568 octave_list::load_ascii (std::istream& is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
569 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
570 int len = 0;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
571 bool success = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
572
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
573 if (extract_keyword (is, "length", len) && len >= 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
574 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
575 if (len > 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
576 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
577 octave_value_list lst;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
578
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
579 for (int j = 0; j < len; j++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
580 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
581 octave_value t2;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
582 bool dummy;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
583
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
584 // recurse to read list elements
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
585 std::string nm
5757
958e365b875e [project @ 2006-04-12 18:54:25 by jwe]
jwe
parents: 5717
diff changeset
586 = read_ascii_data (is, std::string (), dummy, t2, j);
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
587
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
588 if (!is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
589 break;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
590
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
591 lst.append (t2);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
592 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
593
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
594 if (is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
595 data = lst;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
596 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
597 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
598 error ("load: failed to load list");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
599 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
600 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
601 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
602 else if (len == 0 )
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
603 data = Cell (0, 0);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
604 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
605 panic_impossible ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
606 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
607 else {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
608 error ("load: failed to extract number of elements in list");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
609 success = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
610 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
611
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
612 return success;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
613 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
614
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
615 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
616 octave_list::save_binary (std::ostream& os, bool& save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
617 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
618 octave_value_list lst = list_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
619
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
620 FOUR_BYTE_INT len = lst.length();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
621 os.write (X_CAST (char *, &len), 4);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
622
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
623 for (int i = 0; i < lst.length (); i++)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
624 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
625 // should we use lst.name_tags () to label the elements?
5717
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
626
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
627 OSSTREAM buf;
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
628 buf << "_" << i << OSSTREAM_ENDS;
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
629 std::string s = OSSTREAM_STR (buf);
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
630 OSSTREAM_FREEZE (buf);
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
631
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
632 // Recurse to print sub-value.
5717
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
633 bool b = save_binary_data (os, lst(i), s.c_str (), "", 0,
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
634 save_as_floats);
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
635
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
636 if (! b)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
637 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
638 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
639
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
640 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
641 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
642
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
643 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
644 octave_list::load_binary (std::istream& is, bool swap,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
645 oct_mach_info::float_format fmt)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
646 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
647 FOUR_BYTE_INT len;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
648 if (! is.read (X_CAST (char *, &len), 4))
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
649 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
650 if (swap)
4944
44046bbaa52c [project @ 2004-08-31 05:30:46 by jwe]
jwe
parents: 4842
diff changeset
651 swap_bytes<4> (&len);
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
652
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
653 if (len > 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
654 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
655 octave_value_list lst;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
656
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
657 for (octave_idx_type i = 0; i < len; i++)
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
658 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
659 octave_value t2;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
660 bool dummy;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
661 std::string doc;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
662
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
663 // recurse to read list elements
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
664 std::string nm = read_binary_data (is, swap, fmt, std::string (),
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
665 dummy, t2, doc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
666
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
667 if (!is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
668 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
669
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
670 lst.append(t2);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
671 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
672
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
673 if (is)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
674 data = lst;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
675 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
676 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
677 error ("load: failed to load list");
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
678 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
679 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
680
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
681 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
682 else if (len == 0 )
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
683 data = Cell (0, 0);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
684 else
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
685 return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
686
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
687 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
688 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
689
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
690 #if defined (HAVE_HDF5)
4944
44046bbaa52c [project @ 2004-08-31 05:30:46 by jwe]
jwe
parents: 4842
diff changeset
691
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
692 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
693 octave_list::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
694 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
695 hid_t data_hid = -1;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
696
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
697 data_hid = H5Gcreate (loc_id, name, 0);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
698 if (data_hid < 0) return false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
699
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
700 // recursively add each element of the list to this group
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
701 octave_value_list lst = list_value ();
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
702
5275
23b37da9fd5b [project @ 2005-04-08 16:07:35 by jwe]
jwe
parents: 5105
diff changeset
703 for (octave_idx_type i = 0; i < lst.length (); ++i)
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
704 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
705 // should we use lst.name_tags () to label the elements?
5717
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
706
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
707 OSSTREAM buf;
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
708 buf << "_" << i << OSSTREAM_ENDS;
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
709 std::string s = OSSTREAM_STR (buf);
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
710 OSSTREAM_FREEZE (buf);
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
711
34cda7d94c08 [project @ 2006-03-27 22:26:18 by jwe]
jwe
parents: 5307
diff changeset
712 bool retval2 = add_hdf5_data (data_hid, lst (i), s.c_str (), "",
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
713 false, save_as_floats);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
714 if (! retval2)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
715 break;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
716 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
717
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
718 H5Gclose (data_hid);
4837
81f78a2ff8a6 [project @ 2004-03-12 19:13:01 by jwe]
jwe
parents: 4791
diff changeset
719
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
720 return true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
721 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
722
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
723 bool
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
724 octave_list::load_hdf5 (hid_t loc_id, const char *name,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
725 bool have_h5giterate_bug)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
726 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
727 bool retval = false;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
728
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
729 hdf5_callback_data dsub;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
730
4696
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
731 herr_t retval2 = -1;
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
732 octave_value_list lst;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
733 int current_item = 0;
4696
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
734 #ifdef HAVE_H5GGET_NUM_OBJS
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
735 hsize_t num_obj = 0;
5060
34a904ac130d [project @ 2004-11-02 03:08:10 by jwe]
jwe
parents: 4994
diff changeset
736 hid_t group_id = H5Gopen (loc_id, name);
34a904ac130d [project @ 2004-11-02 03:08:10 by jwe]
jwe
parents: 4994
diff changeset
737 H5Gget_num_objs (group_id, &num_obj);
34a904ac130d [project @ 2004-11-02 03:08:10 by jwe]
jwe
parents: 4994
diff changeset
738 H5Gclose (group_id);
4696
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
739
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
740 while (current_item < static_cast<int> (num_obj)
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
741 && (retval2 = H5Giterate (loc_id, name, &current_item,
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
742 hdf5_read_next_data, &dsub)) > 0)
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
743 #else
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
744 while ((retval2 = H5Giterate (loc_id, name, &current_item,
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
745 hdf5_read_next_data, &dsub)) > 0)
4696
fcab389ad291 [project @ 2004-01-15 02:11:59 by jwe]
jwe
parents: 4687
diff changeset
746 #endif
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
747 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
748 lst.append (dsub.tc);
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
749
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
750 if (have_h5giterate_bug)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
751 current_item++; // H5Giterate returned the last index processed
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
752 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
753
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
754 if (retval2 >= 0)
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
755 {
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
756 data = lst;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
757 retval = true;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
758 }
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
759
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
760 return retval;
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
761 }
4944
44046bbaa52c [project @ 2004-08-31 05:30:46 by jwe]
jwe
parents: 4842
diff changeset
762
4687
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
763 #endif
e95c86d48732 [project @ 2004-01-06 21:53:34 by jwe]
jwe
parents: 4612
diff changeset
764
2882
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
765 /*
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
766 ;;; Local Variables: ***
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
767 ;;; mode: C++ ***
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
768 ;;; End: ***
05926e1b367d [project @ 1997-04-24 09:48:59 by jwe]
jwe
parents:
diff changeset
769 */