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1 /* |
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2 |
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2847
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #ifdef HAVE_CONFIG_H |
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24 #include <config.h> |
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25 #endif |
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26 |
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3503
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27 #include <iostream> |
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4726
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28 #include <vector> |
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2901
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29 |
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4944
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30 #include "data-conv.h" |
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2376
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31 #include "lo-ieee.h" |
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4944
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32 #include "mach-info.h" |
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33 #include "mx-base.h" |
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34 |
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2407
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35 #include "oct-obj.h" |
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4944
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36 #include "oct-stream.h" |
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2376
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37 #include "ops.h" |
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5033
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38 #include "ov-scalar.h" |
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39 #include "ov-re-mat.h" |
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40 #include "ov-str-mat.h" |
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41 #include "gripes.h" |
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42 #include "pr-output.h" |
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3836
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43 #include "pt-mat.h" |
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44 |
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45 #include "byte-swap.h" |
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46 #include "ls-oct-ascii.h" |
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47 #include "ls-hdf5.h" |
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48 #include "ls-utils.h" |
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49 |
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3219
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50 DEFINE_OCTAVE_ALLOCATOR (octave_char_matrix_str); |
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5279
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51 DEFINE_OCTAVE_ALLOCATOR (octave_char_matrix_sq_str); |
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52 |
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4612
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53 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_char_matrix_str, "string", "char"); |
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54 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_char_matrix_sq_str, "sq_string", "char"); |
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55 |
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56 static octave_value * |
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57 default_numeric_conversion_function (const octave_value& a) |
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58 { |
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5033
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59 octave_value *retval = 0; |
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60 |
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61 CAST_CONV_ARG (const octave_char_matrix_str&); |
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62 |
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4668
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63 NDArray nda = v.array_value (true); |
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3203
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64 |
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5033
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65 if (! error_state) |
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66 { |
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67 if (nda.numel () == 1) |
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68 retval = new octave_scalar (nda(0)); |
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69 else |
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70 retval = new octave_matrix (nda); |
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71 } |
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72 |
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73 return retval; |
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74 } |
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75 |
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2427
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76 type_conv_fcn |
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77 octave_char_matrix_str::numeric_conversion_function (void) const |
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78 { |
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79 return default_numeric_conversion_function; |
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80 } |
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81 |
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82 octave_value |
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3933
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83 octave_char_matrix_str::do_index_op (const octave_value_list& idx, |
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84 int resize_ok) |
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2407
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85 { |
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86 octave_value retval; |
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87 |
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5275
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88 octave_idx_type len = idx.length (); |
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2407
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89 |
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90 switch (len) |
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91 { |
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92 case 2: |
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93 { |
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94 idx_vector i = idx (0).index_vector (); |
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95 idx_vector j = idx (1).index_vector (); |
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96 |
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5086
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97 if (! error_state) |
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98 retval = octave_value (charNDArray (matrix.index (i, j, resize_ok)), |
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99 true); |
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2407
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100 } |
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101 break; |
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102 |
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103 case 1: |
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104 { |
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105 idx_vector i = idx (0).index_vector (); |
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106 |
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107 if (! error_state) |
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108 retval = octave_value (charNDArray (matrix.index (i, resize_ok)), |
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109 true); |
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2407
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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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4513
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114 { |
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115 Array<idx_vector> idx_vec (len); |
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116 |
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117 for (octave_idx_type i = 0; i < len; i++) |
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4513
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118 idx_vec(i) = idx(i).index_vector (); |
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119 |
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5086
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120 if (! error_state) |
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121 retval = octave_value (charNDArray (matrix.index (idx_vec, resize_ok)), |
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122 true); |
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4513
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123 } |
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2407
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124 break; |
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125 } |
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126 |
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127 return retval; |
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128 } |
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129 |
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130 void |
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131 octave_char_matrix_str::assign (const octave_value_list& idx, |
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132 const charMatrix& rhs) |
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133 { |
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5275
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134 octave_idx_type len = idx.length (); |
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2407
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135 |
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2571
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136 // XXX FIXME XXX |
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137 charMatrix tmp = rhs; |
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138 if (tmp.rows () == 1 && tmp.columns () == 0) |
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139 tmp.resize (0, 0); |
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140 |
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141 for (octave_idx_type i = 0; i < len; i++) |
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142 matrix.set_index (idx(i).index_vector ()); |
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143 |
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4513
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144 ::assign (matrix, tmp, Vstring_fill_char); |
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2407
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145 } |
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146 |
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2376
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147 bool |
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148 octave_char_matrix_str::valid_as_scalar_index (void) const |
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149 { |
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150 bool retval = false; |
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151 error ("octave_char_matrix_str::valid_as_scalar_index(): not implemented"); |
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152 return retval; |
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153 } |
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154 |
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4668
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155 #define CHAR_MATRIX_CONV(T, INIT, TNAME, FCN) \ |
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156 T retval INIT; \ |
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157 \ |
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158 if (! force_string_conv) \ |
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159 gripe_invalid_conversion ("string", TNAME); \ |
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160 else \ |
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161 { \ |
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162 if (Vwarn_str_to_num) \ |
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163 gripe_implicit_conversion ("string", TNAME); \ |
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164 \ |
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165 retval = octave_char_matrix::FCN (); \ |
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166 } \ |
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167 \ |
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168 return retval |
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169 |
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4643
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170 double |
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171 octave_char_matrix_str::double_value (bool force_string_conv) const |
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172 { |
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173 CHAR_MATRIX_CONV (double, = 0, "real scalar", double_value); |
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174 } |
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175 |
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176 Complex |
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177 octave_char_matrix_str::complex_value (bool force_string_conv) const |
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178 { |
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179 CHAR_MATRIX_CONV (Complex, = 0, "complex scalar", complex_value); |
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4643
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180 } |
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181 |
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182 Matrix |
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183 octave_char_matrix_str::matrix_value (bool force_string_conv) const |
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184 { |
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185 CHAR_MATRIX_CONV (Matrix, , "real matrix", matrix_value); |
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186 } |
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187 |
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188 ComplexMatrix |
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189 octave_char_matrix_str::complex_matrix_value (bool force_string_conv) const |
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190 { |
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191 CHAR_MATRIX_CONV (ComplexMatrix, , "complex matrix", complex_matrix_value); |
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192 } |
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193 |
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4668
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194 NDArray |
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195 octave_char_matrix_str::array_value (bool force_string_conv) const |
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196 { |
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197 CHAR_MATRIX_CONV (NDArray, , "real N-d array", array_value); |
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198 } |
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199 |
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200 ComplexNDArray |
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201 octave_char_matrix_str::complex_array_value (bool force_string_conv) const |
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202 { |
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203 CHAR_MATRIX_CONV (ComplexNDArray, , "complex N-d array", |
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204 complex_array_value); |
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205 } |
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206 |
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207 string_vector |
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4457
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208 octave_char_matrix_str::all_strings (bool, bool) const |
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209 { |
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4513
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210 string_vector retval; |
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211 |
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212 if (matrix.ndims () == 2) |
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213 { |
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214 charMatrix chm = matrix.matrix_value (); |
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215 |
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216 octave_idx_type n = chm.rows (); |
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217 |
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218 retval.resize (n); |
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219 |
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220 for (octave_idx_type i = 0; i < n; i++) |
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221 retval[i] = chm.row_as_string (i, true); |
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222 } |
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223 else |
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224 error ("invalid conversion of charNDArray to string_vector"); |
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225 |
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226 return retval; |
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227 } |
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228 |
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229 std::string |
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230 octave_char_matrix_str::string_value (bool) const |
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231 { |
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4513
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232 std::string retval; |
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233 |
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234 if (matrix.ndims () == 2) |
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235 { |
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236 charMatrix chm = matrix.matrix_value (); |
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237 |
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238 retval = chm.row_as_string (0); // XXX FIXME??? XXX |
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239 } |
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240 else |
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241 error ("invalid conversion of charNDArray to string"); |
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242 |
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243 return retval; |
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244 } |
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245 |
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246 void |
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3523
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247 octave_char_matrix_str::print_raw (std::ostream& os, bool pr_as_read_syntax) const |
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248 { |
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3219
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249 octave_print_internal (os, matrix, pr_as_read_syntax, |
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250 current_print_indent_level (), true); |
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2376
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251 } |
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252 |
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4687
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253 bool |
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254 octave_char_matrix_str::save_ascii (std::ostream& os, |
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255 bool& /* infnan_warned */, |
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256 bool /* strip_nan_and_inf */) |
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257 { |
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4805
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258 dim_vector d = dims (); |
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259 if (d.length () > 2) |
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260 { |
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261 charNDArray tmp = char_array_value (); |
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262 os << "# ndims: " << d.length () << "\n"; |
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263 for (int i=0; i < d.length (); i++) |
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264 os << " " << d (i); |
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265 os << "\n"; |
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266 os.write (X_CAST (char *, tmp.fortran_vec ()), d.numel ()); |
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267 os << "\n"; |
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268 } |
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269 else |
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4687
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270 { |
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4805
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271 // Keep this case, rather than use generic code above for |
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272 // backward compatiability. Makes load_ascii much more complex!! |
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273 charMatrix chm = char_matrix_value (); |
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5275
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274 octave_idx_type elements = chm.rows (); |
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4805
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275 os << "# elements: " << elements << "\n"; |
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5275
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276 for (octave_idx_type i = 0; i < elements; i++) |
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4805
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277 { |
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278 unsigned len = chm.cols (); |
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279 os << "# length: " << len << "\n"; |
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280 std::string tstr = chm.row_as_string (i, false, true); |
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281 const char *tmp = tstr.data (); |
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282 if (tstr.length () > len) |
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283 panic_impossible (); |
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284 os.write (X_CAST (char *, tmp), len); |
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285 os << "\n"; |
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286 } |
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4687
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287 } |
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288 |
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289 return true; |
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290 } |
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291 |
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292 bool |
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293 octave_char_matrix_str::load_ascii (std::istream& is) |
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294 { |
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295 bool success = true; |
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5099
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296 |
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297 string_vector keywords(3); |
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298 |
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299 keywords[0] = "ndims"; |
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300 keywords[1] = "elements"; |
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301 keywords[2] = "length"; |
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302 |
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303 std::string kw; |
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304 int val = 0; |
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4687
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305 |
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5099
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306 if (extract_keyword (is, keywords, kw, val, true)) |
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4687
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307 { |
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5099
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308 if (kw == "ndims") |
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4687
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309 { |
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5099
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310 int mdims = val; |
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311 |
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312 if (mdims >= 0) |
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313 { |
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314 dim_vector dv; |
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315 dv.resize (mdims); |
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4805
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316 |
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5099
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317 for (int i = 0; i < mdims; i++) |
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318 is >> dv(i); |
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4687
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319 |
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5099
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320 charNDArray tmp(dv); |
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321 char *ftmp = tmp.fortran_vec (); |
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322 |
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323 // Skip the return line |
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324 if (! is.read (ftmp, 1)) |
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325 return false; |
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4805
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326 |
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5099
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327 if (! is.read (ftmp, dv.numel ()) || !is) |
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328 { |
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329 error ("load: failed to load string constant"); |
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330 success = false; |
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331 } |
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332 else |
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333 matrix = tmp; |
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334 } |
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335 else |
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4687
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336 { |
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5099
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337 error ("load: failed to extract matrix size"); |
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4805
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338 success = false; |
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4687
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339 } |
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340 } |
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5099
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341 else if (kw == "elements") |
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4687
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342 { |
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5099
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343 int elements = val; |
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4805
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344 |
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345 if (elements >= 0) |
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346 { |
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347 // XXX FIXME XXX -- need to be able to get max length |
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348 // before doing anything. |
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349 |
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4805
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350 charMatrix chm (elements, 0); |
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351 int max_len = 0; |
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352 for (int i = 0; i < elements; i++) |
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353 { |
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354 int len; |
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355 if (extract_keyword (is, "length", len) && len >= 0) |
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356 { |
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357 OCTAVE_LOCAL_BUFFER (char, tmp, len+1); |
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358 |
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359 if (len > 0 && ! |
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360 is.read (X_CAST (char *, tmp), len)) |
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361 { |
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362 error ("load: failed to load string constant"); |
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363 success = false; |
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364 break; |
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365 } |
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366 else |
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367 { |
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368 tmp [len] = '\0'; |
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369 if (len > max_len) |
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370 { |
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371 max_len = len; |
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372 chm.resize (elements, max_len, 0); |
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373 } |
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374 chm.insert (tmp, i, 0); |
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375 } |
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376 } |
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377 else |
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378 { |
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379 error ("load: failed to extract string length for element %d", |
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380 i+1); |
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381 success = false; |
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382 } |
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383 } |
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384 |
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385 if (! error_state) |
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386 matrix = chm; |
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4687
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387 } |
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388 else |
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389 { |
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4805
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390 error ("load: failed to extract number of string elements"); |
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391 success = false; |
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392 } |
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393 } |
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5099
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394 else if (kw == "length") |
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4805
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395 { |
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5099
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396 int len = val; |
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4805
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397 |
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5099
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398 if (len >= 0) |
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4805
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399 { |
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400 // This is cruft for backward compatiability, |
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401 // but relatively harmless. |
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402 |
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403 OCTAVE_LOCAL_BUFFER (char, tmp, len+1); |
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404 |
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405 if (len > 0 && ! is.read (X_CAST (char *, tmp), len)) |
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406 { |
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407 error ("load: failed to load string constant"); |
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408 } |
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4687
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409 else |
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4805
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410 { |
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411 tmp [len] = '\0'; |
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412 |
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413 if (is) |
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414 matrix = charMatrix (tmp); |
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415 else |
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416 error ("load: failed to load string constant"); |
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417 } |
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4687
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418 } |
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419 } |
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5099
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420 else |
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421 panic_impossible (); |
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422 } |
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423 else |
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424 { |
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425 error ("load: failed to extract number of rows and columns"); |
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426 success = false; |
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4687
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427 } |
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428 |
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429 return success; |
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430 } |
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431 |
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432 bool |
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433 octave_char_matrix_str::save_binary (std::ostream& os, |
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434 bool& /* save_as_floats */) |
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435 { |
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4805
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436 dim_vector d = dims (); |
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437 if (d.length() < 1) |
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438 return false; |
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439 |
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440 // Use negative value for ndims to differentiate with old format!! |
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441 FOUR_BYTE_INT tmp = - d.length(); |
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442 os.write (X_CAST (char *, &tmp), 4); |
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443 for (int i=0; i < d.length (); i++) |
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4687
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444 { |
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4805
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445 tmp = d(i); |
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446 os.write (X_CAST (char *, &tmp), 4); |
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4687
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447 } |
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4805
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448 |
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449 charNDArray m = char_array_value (); |
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450 os.write (m.fortran_vec (), d.numel ()); |
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4687
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451 return true; |
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452 } |
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453 |
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454 bool |
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455 octave_char_matrix_str::load_binary (std::istream& is, bool swap, |
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456 oct_mach_info::float_format /* fmt */) |
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457 { |
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458 FOUR_BYTE_INT elements; |
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459 if (! is.read (X_CAST (char *, &elements), 4)) |
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460 return false; |
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461 if (swap) |
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4944
|
462 swap_bytes<4> (&elements); |
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4805
|
463 |
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464 if (elements < 0) |
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4687
|
465 { |
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4805
|
466 FOUR_BYTE_INT mdims = - elements; |
|
|
467 FOUR_BYTE_INT di; |
|
|
468 dim_vector dv; |
|
|
469 dv.resize (mdims); |
|
|
470 |
|
|
471 for (int i = 0; i < mdims; i++) |
|
|
472 { |
|
|
473 if (! is.read (X_CAST (char *, &di), 4)) |
|
|
474 return false; |
|
|
475 if (swap) |
|
4944
|
476 swap_bytes<4> (&di); |
|
4805
|
477 dv(i) = di; |
|
|
478 } |
|
|
479 |
|
5157
|
480 // Convert an array with a single dimension to be a row vector. |
|
|
481 // Octave should never write files like this, other software |
|
|
482 // might. |
|
|
483 |
|
|
484 if (mdims == 1) |
|
|
485 { |
|
|
486 mdims = 2; |
|
|
487 dv.resize (mdims); |
|
|
488 dv(1) = dv(0); |
|
|
489 dv(0) = 1; |
|
|
490 } |
|
|
491 |
|
4805
|
492 charNDArray m(dv); |
|
|
493 char *tmp = m.fortran_vec (); |
|
|
494 is.read (tmp, dv.numel ()); |
|
|
495 |
|
|
496 if (error_state || ! is) |
|
4687
|
497 return false; |
|
4805
|
498 matrix = m; |
|
|
499 } |
|
|
500 else |
|
|
501 { |
|
|
502 charMatrix chm (elements, 0); |
|
|
503 int max_len = 0; |
|
|
504 for (int i = 0; i < elements; i++) |
|
4687
|
505 { |
|
4805
|
506 FOUR_BYTE_INT len; |
|
|
507 if (! is.read (X_CAST (char *, &len), 4)) |
|
|
508 return false; |
|
|
509 if (swap) |
|
4944
|
510 swap_bytes<4> (&len); |
|
4805
|
511 OCTAVE_LOCAL_BUFFER (char, btmp, len+1); |
|
|
512 if (! is.read (X_CAST (char *, btmp), len)) |
|
|
513 return false; |
|
|
514 if (len > max_len) |
|
|
515 { |
|
|
516 max_len = len; |
|
|
517 chm.resize (elements, max_len, 0); |
|
|
518 } |
|
|
519 btmp [len] = '\0'; |
|
|
520 chm.insert (btmp, i, 0); |
|
4687
|
521 } |
|
4805
|
522 matrix = chm; |
|
4687
|
523 } |
|
|
524 return true; |
|
|
525 } |
|
|
526 |
|
|
527 #if defined (HAVE_HDF5) |
|
4944
|
528 |
|
4687
|
529 bool |
|
|
530 octave_char_matrix_str::save_hdf5 (hid_t loc_id, const char *name, |
|
|
531 bool /* save_as_floats */) |
|
|
532 { |
|
4837
|
533 dim_vector dv = dims (); |
|
|
534 int empty = save_hdf5_empty (loc_id, name, dv); |
|
|
535 if (empty) |
|
4805
|
536 return (empty > 0); |
|
4687
|
537 |
|
4837
|
538 int rank = dv.length (); |
|
4805
|
539 hid_t space_hid = -1, data_hid = -1; |
|
|
540 bool retval = true; |
|
|
541 charNDArray m = char_array_value (); |
|
|
542 |
|
|
543 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
4687
|
544 |
|
4805
|
545 // Octave uses column-major, while HDF5 uses row-major ordering |
|
|
546 for (int i = 0; i < rank; i++) |
|
4837
|
547 hdims[i] = dv (rank-i-1); |
|
4805
|
548 |
|
4815
|
549 space_hid = H5Screate_simple (rank, hdims, 0); |
|
4805
|
550 if (space_hid < 0) |
|
|
551 return false; |
|
4687
|
552 |
|
4805
|
553 data_hid = H5Dcreate (loc_id, name, H5T_NATIVE_CHAR, space_hid, |
|
|
554 H5P_DEFAULT); |
|
|
555 if (data_hid < 0) |
|
4687
|
556 { |
|
4805
|
557 H5Sclose (space_hid); |
|
4687
|
558 return false; |
|
|
559 } |
|
|
560 |
|
4837
|
561 OCTAVE_LOCAL_BUFFER (char, s, dv.numel ()); |
|
4687
|
562 |
|
4837
|
563 for (int i = 0; i < dv.numel (); ++i) |
|
4805
|
564 s[i] = m(i); |
|
4687
|
565 |
|
4805
|
566 retval = H5Dwrite (data_hid, H5T_NATIVE_CHAR, H5S_ALL, H5S_ALL, |
|
4815
|
567 H5P_DEFAULT, s) >= 0; |
|
4687
|
568 |
|
|
569 H5Dclose (data_hid); |
|
|
570 H5Sclose (space_hid); |
|
4837
|
571 |
|
4687
|
572 return retval; |
|
|
573 } |
|
|
574 |
|
|
575 bool |
|
|
576 octave_char_matrix_str::load_hdf5 (hid_t loc_id, const char *name, |
|
|
577 bool /* have_h5giterate_bug */) |
|
|
578 { |
|
4837
|
579 bool retval = false; |
|
|
580 |
|
4805
|
581 dim_vector dv; |
|
|
582 int empty = load_hdf5_empty (loc_id, name, dv); |
|
|
583 if (empty > 0) |
|
|
584 matrix.resize(dv); |
|
4837
|
585 if (empty) |
|
|
586 return (empty > 0); |
|
4805
|
587 |
|
4687
|
588 hid_t data_hid = H5Dopen (loc_id, name); |
|
|
589 hid_t space_hid = H5Dget_space (data_hid); |
|
|
590 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); |
|
|
591 hid_t type_hid = H5Dget_type (data_hid); |
|
4805
|
592 hid_t type_class_hid = H5Tget_class (type_hid); |
|
4687
|
593 |
|
4805
|
594 if (type_class_hid == H5T_INTEGER) |
|
4687
|
595 { |
|
4805
|
596 if (rank < 1) |
|
4687
|
597 { |
|
|
598 H5Tclose (type_hid); |
|
|
599 H5Sclose (space_hid); |
|
|
600 H5Dclose (data_hid); |
|
|
601 return false; |
|
|
602 } |
|
4805
|
603 |
|
|
604 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); |
|
|
605 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); |
|
|
606 |
|
|
607 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); |
|
|
608 |
|
|
609 // Octave uses column-major, while HDF5 uses row-major ordering |
|
|
610 if (rank == 1) |
|
|
611 { |
|
|
612 dv.resize (2); |
|
|
613 dv(0) = 1; |
|
|
614 dv(1) = hdims[0]; |
|
|
615 } |
|
4687
|
616 else |
|
|
617 { |
|
4805
|
618 dv.resize (rank); |
|
4815
|
619 for (hsize_t i = 0, j = rank - 1; i < rank; i++, j--) |
|
4805
|
620 dv(j) = hdims[i]; |
|
|
621 } |
|
|
622 |
|
|
623 charNDArray m (dv); |
|
|
624 char *str = m.fortran_vec (); |
|
|
625 if (H5Dread (data_hid, H5T_NATIVE_CHAR, H5S_ALL, H5S_ALL, |
|
4815
|
626 H5P_DEFAULT, str) >= 0) |
|
4805
|
627 { |
|
|
628 retval = true; |
|
|
629 matrix = m; |
|
|
630 } |
|
|
631 |
|
|
632 H5Tclose (type_hid); |
|
|
633 H5Sclose (space_hid); |
|
|
634 H5Dclose (data_hid); |
|
|
635 return true; |
|
|
636 } |
|
|
637 else |
|
|
638 { |
|
|
639 // This is cruft for backward compatiability and easy data |
|
|
640 // importation |
|
|
641 if (rank == 0) |
|
|
642 { |
|
|
643 // a single string: |
|
|
644 int slen = H5Tget_size (type_hid); |
|
|
645 if (slen < 0) |
|
4687
|
646 { |
|
|
647 H5Tclose (type_hid); |
|
|
648 H5Sclose (space_hid); |
|
|
649 H5Dclose (data_hid); |
|
|
650 return false; |
|
|
651 } |
|
4805
|
652 else |
|
|
653 { |
|
|
654 OCTAVE_LOCAL_BUFFER (char, s, slen); |
|
|
655 // create datatype for (null-terminated) string |
|
|
656 // to read into: |
|
|
657 hid_t st_id = H5Tcopy (H5T_C_S1); |
|
|
658 H5Tset_size (st_id, slen); |
|
|
659 if (H5Dread (data_hid, st_id, H5S_ALL, H5S_ALL, |
|
|
660 H5P_DEFAULT, (void *) s) < 0) |
|
|
661 { |
|
|
662 H5Tclose (st_id); |
|
|
663 H5Tclose (type_hid); |
|
|
664 H5Sclose (space_hid); |
|
|
665 H5Dclose (data_hid); |
|
|
666 return false; |
|
|
667 } |
|
4687
|
668 |
|
4805
|
669 matrix = charMatrix (s); |
|
4687
|
670 |
|
4805
|
671 H5Tclose (st_id); |
|
|
672 H5Tclose (type_hid); |
|
|
673 H5Sclose (space_hid); |
|
|
674 H5Dclose (data_hid); |
|
|
675 return true; |
|
|
676 } |
|
4687
|
677 } |
|
4805
|
678 else if (rank == 1) |
|
|
679 { |
|
|
680 // string vector |
|
|
681 hsize_t elements, maxdim; |
|
|
682 H5Sget_simple_extent_dims (space_hid, &elements, &maxdim); |
|
|
683 int slen = H5Tget_size (type_hid); |
|
|
684 if (slen < 0) |
|
|
685 { |
|
|
686 H5Tclose (type_hid); |
|
|
687 H5Sclose (space_hid); |
|
|
688 H5Dclose (data_hid); |
|
|
689 return false; |
|
|
690 } |
|
|
691 else |
|
|
692 { |
|
|
693 // hdf5 string arrays store strings of all the |
|
|
694 // same physical length (I think), which is |
|
|
695 // slightly wasteful, but oh well. |
|
|
696 |
|
|
697 OCTAVE_LOCAL_BUFFER (char, s, elements * slen); |
|
|
698 |
|
|
699 // create datatype for (null-terminated) string |
|
|
700 // to read into: |
|
|
701 hid_t st_id = H5Tcopy (H5T_C_S1); |
|
|
702 H5Tset_size (st_id, slen); |
|
|
703 |
|
|
704 if (H5Dread (data_hid, st_id, H5S_ALL, H5S_ALL, |
|
|
705 H5P_DEFAULT, (void *) s) < 0) |
|
|
706 { |
|
|
707 H5Tclose (st_id); |
|
|
708 H5Tclose (type_hid); |
|
|
709 H5Sclose (space_hid); |
|
|
710 H5Dclose (data_hid); |
|
|
711 return false; |
|
|
712 } |
|
|
713 |
|
|
714 charMatrix chm (elements, slen - 1); |
|
|
715 for (hsize_t i = 0; i < elements; ++i) |
|
|
716 { |
|
|
717 chm.insert (s + i*slen, i, 0); |
|
|
718 } |
|
|
719 |
|
|
720 matrix = chm; |
|
|
721 |
|
|
722 H5Tclose (st_id); |
|
|
723 H5Tclose (type_hid); |
|
|
724 H5Sclose (space_hid); |
|
|
725 H5Dclose (data_hid); |
|
|
726 return true; |
|
|
727 } |
|
|
728 } |
|
|
729 else |
|
4687
|
730 { |
|
|
731 H5Tclose (type_hid); |
|
|
732 H5Sclose (space_hid); |
|
|
733 H5Dclose (data_hid); |
|
|
734 return false; |
|
|
735 } |
|
|
736 } |
|
4837
|
737 |
|
|
738 return retval; |
|
4687
|
739 } |
|
4944
|
740 |
|
4687
|
741 #endif |
|
|
742 |
|
2376
|
743 /* |
|
|
744 ;;; Local Variables: *** |
|
|
745 ;;; mode: C++ *** |
|
|
746 ;;; End: *** |
|
|
747 */ |
