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annotate src/oct-obj.cc @ 11586:12df7854fa7c

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strip trailing whitespace from source files
author John W. Eaton <jwe@octave.org>
date Thu, 20 Jan 2011 17:24:59 -0500
parents a83bad07f7e3
children 826f008c829b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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3 Copyright (C) 1994-2011 John W. Eaton
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4 Copyright (C) 2009 VZLU Prague
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
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22 */
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23
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
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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 "error.h"
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29 #include "oct-obj.h"
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30 #include "Cell.h"
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31
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32 octave_value_list::octave_value_list (const std::list<octave_value_list>& lst)
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33 {
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34 octave_idx_type n = 0, nel = 0;
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35
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36 // Determine number.
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37 for (std::list<octave_value_list>::const_iterator p = lst.begin ();
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38 p != lst.end (); p++)
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39 {
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40 n++;
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41 nel += p->length ();
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42 }
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43
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44 // Optimize single-element case
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45 if (n == 1)
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46 data = lst.front ().data;
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47 else if (nel > 0)
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48 {
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49 data.resize (dim_vector (1, nel));
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50 octave_idx_type k = 0;
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51 for (std::list<octave_value_list>::const_iterator p = lst.begin ();
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52 p != lst.end (); p++)
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53 {
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54 data.assign (idx_vector (k, k + p->length ()), p->data);
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55 k += p->length ();
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56 }
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57 assert (k == nel);
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58 }
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59
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60 }
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61
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62 octave_allocator
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63 octave_value_list::allocator (sizeof (octave_value_list));
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64
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65 octave_value_list&
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66 octave_value_list::prepend (const octave_value& val)
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67 {
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68 octave_idx_type n = length ();
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69
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70 resize (n + 1);
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71
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72 while (n > 0)
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73 {
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74 elem (n) = elem (n - 1);
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75 n--;
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76 }
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77
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78 elem (0) = val;
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79
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80 return *this;
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81 }
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82
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83 octave_value_list&
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84 octave_value_list::append (const octave_value& val)
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85 {
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86 octave_idx_type n = length ();
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87
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88 resize (n + 1);
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89
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90 elem (n) = val;
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91
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92 return *this;
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93 }
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94
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95 octave_value_list&
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96 octave_value_list::append (const octave_value_list& lst)
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97 {
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98 octave_idx_type len = length ();
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99 octave_idx_type lst_len = lst.length ();
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100
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101 resize (len + lst_len);
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102
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103 for (octave_idx_type i = 0; i < lst_len; i++)
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104 elem (len + i) = lst (i);
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105
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106 return *this;
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107 }
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108
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109 octave_value_list&
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110 octave_value_list::reverse (void)
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111 {
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112 octave_idx_type n = length ();
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113
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114 for (octave_idx_type i = 0; i < n / 2; i++)
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115 {
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116 octave_value tmp = elem (i);
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117 elem (i) = elem (n - i - 1);
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118 elem (n - i - 1) = tmp;
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119 }
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120
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121 return *this;
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122 }
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123
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124 octave_value_list
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125 octave_value_list::splice (octave_idx_type offset, octave_idx_type rep_length,
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126 const octave_value_list& lst) const
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127 {
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128 octave_value_list retval;
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129
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130 octave_idx_type len = length ();
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131
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132 if (offset < 0 || offset >= len)
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133 {
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134 if (! (rep_length == 0 && offset == len))
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135 {
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136 error ("octave_value_list::splice: invalid OFFSET");
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137 return retval;
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138 }
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139 }
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140
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141 if (rep_length < 0 || rep_length + offset > len)
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142 {
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143 error ("octave_value_list::splice: invalid LENGTH");
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144 return retval;
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145 }
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146
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147 octave_idx_type lst_len = lst.length ();
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148
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149 octave_idx_type new_len = len - rep_length + lst_len;
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150
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151 retval.resize (new_len);
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152
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153 octave_idx_type k = 0;
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154
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155 for (octave_idx_type i = 0; i < offset; i++)
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diff changeset
156 retval(k++) = elem (i);
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jwe
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diff changeset
157
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158 for (octave_idx_type i = 0; i < lst_len; i++)
3195
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diff changeset
159 retval(k++) = lst(i);
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160
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161 for (octave_idx_type i = offset + rep_length; i < len; i++)
3195
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jwe
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162 retval(k++) = elem (i);
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jwe
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163
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3180
diff changeset
164 return retval;
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
jwe
parents: 3180
diff changeset
165 }
7a5a5da64756 [project @ 1998-10-28 22:54:04 by jwe]
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166
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167 bool
6285237ed3b9 [project @ 1997-04-19 01:30:58 by jwe]
jwe
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168 octave_value_list::all_strings_p (void) const
1968
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169 {
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170 octave_idx_type n = length ();
517
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171
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172 for (octave_idx_type i = 0; i < n; i++)
1968
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173 if (! elem(i).is_string ())
5846
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174 return false;
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
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175
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
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176 return true;
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
parents: 5307
diff changeset
177 }
1746
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178
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179 bool
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180 octave_value_list::all_scalars (void) const
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181 {
11568
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parents: 11523
diff changeset
182 octave_idx_type n = length ();
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183
11568
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parents: 11523
diff changeset
184 for (octave_idx_type i = 0; i < n; i++)
de5fba8337c5 octave_value_list::all_scalars: test for scalars, not strings
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parents: 11523
diff changeset
185 {
de5fba8337c5 octave_value_list::all_scalars: test for scalars, not strings
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parents: 11523
diff changeset
186 dim_vector dv = elem(i).dims ();
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parents: 11523
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187 if (! dv.all_ones ())
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188 return false;
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parents: 11523
diff changeset
189 }
11586
12df7854fa7c strip trailing whitespace from source files
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parents: 11574
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190
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191 return true;
8455
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192 }
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193
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194 bool
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195 octave_value_list::any_cell (void) const
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196 {
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197 octave_idx_type n = length ();
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198
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199 for (octave_idx_type i = 0; i < n; i++)
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200 if (elem (i).is_cell ())
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201 return true;
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202
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diff changeset
203 return false;
10086
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204 }
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parents: 8920
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205
76df75b10c80 allow more cells in strfind/strrep + supply a general mechanism
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diff changeset
206 bool
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207 octave_value_list::has_magic_colon (void) const
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
parents: 5307
diff changeset
208 {
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
parents: 5307
diff changeset
209 octave_idx_type n = length ();
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
parents: 5307
diff changeset
210
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
parents: 5307
diff changeset
211 for (octave_idx_type i = 0; i < n; i++)
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
parents: 5307
diff changeset
212 if (elem(i).is_magic_colon ())
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
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diff changeset
213 return true;
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
jwe
parents: 5307
diff changeset
214
db0598f94c0f [project @ 2006-06-07 18:16:16 by jwe]
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diff changeset
215 return false;
517
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
jwe
parents:
diff changeset
216 }
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
jwe
parents:
diff changeset
217
1968
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parents: 1884
diff changeset
218 string_vector
3523
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jwe
parents: 3264
diff changeset
219 octave_value_list::make_argv (const std::string& fcn_name) const
517
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
jwe
parents:
diff changeset
220 {
1968
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parents: 1884
diff changeset
221 string_vector argv;
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents: 1884
diff changeset
222
2872
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parents: 2847
diff changeset
223 if (all_strings_p ())
1968
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents: 1884
diff changeset
224 {
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diff changeset
225 octave_idx_type len = length ();
3180
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diff changeset
226
5275
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diff changeset
227 octave_idx_type total_nr = 0;
3180
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diff changeset
228
5275
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diff changeset
229 for (octave_idx_type i = 0; i < len; i++)
10315
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230 {
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
231 // An empty std::string ("") has zero columns and zero rows (a
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
232 // change that was made for Matlab contemptibility.
3264
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jwe
parents: 3219
diff changeset
233
10315
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parents: 10160
diff changeset
234 octave_idx_type n = elem(i).rows ();
3264
973c81fbe144 [project @ 1999-09-02 17:47:15 by jwe]
jwe
parents: 3219
diff changeset
235
10315
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parents: 10160
diff changeset
236 total_nr += n ? n : 1;
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
237 }
3180
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jwe
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diff changeset
238
8034
f61bd8e0d682 fix default_save_options parsing and allow mixing options with other arguments.
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parents: 7017
diff changeset
239 octave_idx_type k = 0;
f61bd8e0d682 fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents: 7017
diff changeset
240 if (! fcn_name.empty ())
f61bd8e0d682 fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents: 7017
diff changeset
241 {
f61bd8e0d682 fix default_save_options parsing and allow mixing options with other arguments.
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parents: 7017
diff changeset
242 argv.resize (total_nr+1);
f61bd8e0d682 fix default_save_options parsing and allow mixing options with other arguments.
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parents: 7017
diff changeset
243 argv[0] = fcn_name;
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parents: 7017
diff changeset
244 k = 1;
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Jaroslav Hajek <highegg@gmail.com>
parents: 7017
diff changeset
245 }
f61bd8e0d682 fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents: 7017
diff changeset
246 else
f61bd8e0d682 fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents: 7017
diff changeset
247 argv.resize (total_nr);
3180
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diff changeset
248
5275
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diff changeset
249 for (octave_idx_type i = 0; i < len; i++)
10315
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diff changeset
250 {
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
251 octave_idx_type nr = elem(i).rows ();
3180
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jwe
parents: 2970
diff changeset
252
10315
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parents: 10160
diff changeset
253 if (nr < 2)
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
254 argv[k++] = elem(i).string_value ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10160
diff changeset
255 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10160
diff changeset
256 {
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
257 string_vector tmp = elem(i).all_strings ();
3180
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jwe
parents: 2970
diff changeset
258
10315
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parents: 10160
diff changeset
259 for (octave_idx_type j = 0; j < nr; j++)
57a59eae83cc untabify src C++ source files
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parents: 10160
diff changeset
260 argv[k++] = tmp[j];
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10160
diff changeset
261 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10160
diff changeset
262 }
1968
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents: 1884
diff changeset
263 }
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents: 1884
diff changeset
264 else
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents: 1884
diff changeset
265 error ("%s: expecting all arguments to be strings", fcn_name.c_str ());
517
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
jwe
parents:
diff changeset
266
1968
a2e206524aa0 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents: 1884
diff changeset
267 return argv;
517
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
jwe
parents:
diff changeset
268 }
be927cad4cf7 [project @ 1994-07-13 14:38:02 by jwe]
jwe
parents:
diff changeset
269
8150
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parents: 8034
diff changeset
270 void
8523
ad3afaaa19c1 implement non-copying contiguous range indexing
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parents: 8455
diff changeset
271 octave_value_list::make_storable_values (void)
8150
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parents: 8034
diff changeset
272 {
283989f2da9b make null assignment matlab compatible
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parents: 8034
diff changeset
273 octave_idx_type len = length ();
8579
7e0f36dfefbe implement octave_value_list using Array
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parents: 8546
diff changeset
274 const Array<octave_value>& cdata = data;
7e0f36dfefbe implement octave_value_list using Array
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parents: 8546
diff changeset
275
8150
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parents: 8034
diff changeset
276 for (octave_idx_type i = 0; i < len; i++)
8579
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parents: 8546
diff changeset
277 {
7e0f36dfefbe implement octave_value_list using Array
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parents: 8546
diff changeset
278 // This is optimized so that we don't force a copy unless necessary.
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diff changeset
279 octave_value tmp = cdata(i).storable_value ();
7e0f36dfefbe implement octave_value_list using Array
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parents: 8546
diff changeset
280 if (! tmp.is_copy_of (cdata (i)))
7e0f36dfefbe implement octave_value_list using Array
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parents: 8546
diff changeset
281 data(i) = tmp;
7e0f36dfefbe implement octave_value_list using Array
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parents: 8546
diff changeset
282 }
8150
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diff changeset
283 }