Mercurial > octave-nkf
annotate libinterp/octave-value/ov-str-mat.cc @ 18099:6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
* libinterp/corefcn/balance.cc, libinterp/corefcn/bsxfun.cc,
libinterp/corefcn/cellfun.cc, libinterp/corefcn/data.cc,
libinterp/corefcn/dlmread.cc, libinterp/corefcn/dot.cc,
libinterp/corefcn/eig.cc, libinterp/corefcn/find.cc, libinterp/corefcn/gcd.cc,
libinterp/corefcn/gl-render.cc, libinterp/corefcn/gl2ps-renderer.cc,
libinterp/corefcn/graphics.cc, libinterp/corefcn/kron.cc,
libinterp/corefcn/load-save.cc, libinterp/corefcn/lookup.cc,
libinterp/corefcn/ls-hdf5.cc, libinterp/corefcn/ls-mat5.cc,
libinterp/corefcn/lu.cc, libinterp/corefcn/max.cc,
libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-obj.cc,
libinterp/corefcn/oct-stream.cc, libinterp/corefcn/sparse.cc,
libinterp/corefcn/sqrtm.cc, libinterp/corefcn/str2double.cc,
libinterp/corefcn/strfind.cc, libinterp/corefcn/strfns.cc,
libinterp/corefcn/tril.cc, libinterp/corefcn/txt-eng-ft.cc,
libinterp/corefcn/variables.cc, libinterp/corefcn/xdiv.cc,
libinterp/dldfcn/__delaunayn__.cc, libinterp/dldfcn/qr.cc,
libinterp/dldfcn/symrcm.cc, libinterp/dldfcn/tsearch.cc,
libinterp/octave-value/ov-base-diag.cc, libinterp/octave-value/ov-base-int.cc,
libinterp/octave-value/ov-base-mat.cc, libinterp/octave-value/ov-bool-mat.cc,
libinterp/octave-value/ov-bool-sparse.cc, libinterp/octave-value/ov-bool.cc,
libinterp/octave-value/ov-cell.cc, libinterp/octave-value/ov-class.cc,
libinterp/octave-value/ov-complex.cc, libinterp/octave-value/ov-cx-diag.cc,
libinterp/octave-value/ov-cx-mat.cc, libinterp/octave-value/ov-cx-sparse.cc,
libinterp/octave-value/ov-fcn-handle.cc,
libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-float.cc,
libinterp/octave-value/ov-flt-complex.cc,
libinterp/octave-value/ov-flt-cx-diag.cc,
libinterp/octave-value/ov-flt-cx-mat.cc,
libinterp/octave-value/ov-flt-re-diag.cc,
libinterp/octave-value/ov-flt-re-mat.cc, libinterp/octave-value/ov-java.cc,
libinterp/octave-value/ov-range.cc, libinterp/octave-value/ov-re-diag.cc,
libinterp/octave-value/ov-re-mat.cc, libinterp/octave-value/ov-re-sparse.cc,
libinterp/octave-value/ov-scalar.cc, libinterp/octave-value/ov-str-mat.cc,
libinterp/octave-value/ov-usr-fcn.cc, libinterp/parse-tree/pt-cbinop.cc,
libinterp/parse-tree/pt-eval.cc, libinterp/parse-tree/pt-mat.cc:
Follow coding convention of defining and initializing only 1 variable per line
in liboctinterp.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 05 Dec 2013 10:50:17 -0800 |
parents | b951a8351fd7 |
children | 6c9ea5be96bf |
rev | line source |
---|---|
2376 | 1 /* |
2 | |
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3 Copyright (C) 1996-2013 John W. Eaton |
11523 | 4 Copyright (C) 2009-2010 VZLU Prague |
2376 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
2376 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
2376 | 21 |
22 */ | |
23 | |
24 #ifdef HAVE_CONFIG_H | |
25 #include <config.h> | |
26 #endif | |
27 | |
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28 #include <cctype> |
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29 |
3503 | 30 #include <iostream> |
4726 | 31 #include <vector> |
2901 | 32 |
4944 | 33 #include "data-conv.h" |
2376 | 34 #include "lo-ieee.h" |
4944 | 35 #include "mach-info.h" |
2376 | 36 #include "mx-base.h" |
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37 #include "oct-locbuf.h" |
2376 | 38 |
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39 #include "byte-swap.h" |
5758 | 40 #include "defun.h" |
41 #include "gripes.h" | |
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42 #include "ls-ascii-helper.h" |
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43 #include "ls-hdf5.h" |
5758 | 44 #include "ls-oct-ascii.h" |
45 #include "ls-utils.h" | |
2407 | 46 #include "oct-obj.h" |
4944 | 47 #include "oct-stream.h" |
2376 | 48 #include "ops.h" |
5033 | 49 #include "ov-scalar.h" |
2376 | 50 #include "ov-re-mat.h" |
51 #include "ov-str-mat.h" | |
52 #include "pr-output.h" | |
3836 | 53 #include "pt-mat.h" |
5758 | 54 #include "utils.h" |
4687 | 55 |
3219 | 56 DEFINE_OCTAVE_ALLOCATOR (octave_char_matrix_str); |
5279 | 57 DEFINE_OCTAVE_ALLOCATOR (octave_char_matrix_sq_str); |
2376 | 58 |
4612 | 59 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_char_matrix_str, "string", "char"); |
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60 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_char_matrix_sq_str, "sq_string", |
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61 "char"); |
2376 | 62 |
5759 | 63 static octave_base_value * |
64 default_numeric_conversion_function (const octave_base_value& a) | |
2376 | 65 { |
5759 | 66 octave_base_value *retval = 0; |
5033 | 67 |
2376 | 68 CAST_CONV_ARG (const octave_char_matrix_str&); |
69 | |
4668 | 70 NDArray nda = v.array_value (true); |
3203 | 71 |
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72 if (! error_state) |
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73 { |
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74 if (nda.numel () == 1) |
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75 retval = new octave_scalar (nda(0)); |
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76 else |
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77 retval = new octave_matrix (nda); |
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78 } |
5033 | 79 |
80 return retval; | |
2376 | 81 } |
82 | |
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83 octave_base_value::type_conv_info |
2376 | 84 octave_char_matrix_str::numeric_conversion_function (void) const |
85 { | |
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86 return octave_base_value::type_conv_info (default_numeric_conversion_function, |
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87 octave_matrix::static_type_id ()); |
2376 | 88 } |
89 | |
90 octave_value | |
5400 | 91 octave_char_matrix_str::do_index_op_internal (const octave_value_list& idx, |
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92 bool resize_ok, char type) |
2407 | 93 { |
94 octave_value retval; | |
95 | |
5275 | 96 octave_idx_type len = idx.length (); |
2407 | 97 |
98 switch (len) | |
99 { | |
5539 | 100 case 0: |
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101 retval = octave_value (matrix, type); |
2407 | 102 break; |
103 | |
104 case 1: | |
105 { | |
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106 idx_vector i = idx (0).index_vector (); |
2407 | 107 |
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108 if (! error_state) |
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109 retval = octave_value (charNDArray (matrix.index (i, resize_ok)), |
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110 type); |
2407 | 111 } |
112 break; | |
113 | |
5539 | 114 case 2: |
115 { | |
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116 idx_vector i = idx (0).index_vector (); |
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117 idx_vector j = idx (1).index_vector (); |
5539 | 118 |
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119 if (! error_state) |
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120 retval = octave_value (charNDArray (matrix.index (i, j, resize_ok)), |
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121 type); |
5539 | 122 } |
5435 | 123 break; |
124 | |
2407 | 125 default: |
4513 | 126 { |
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127 Array<idx_vector> idx_vec (dim_vector (len, 1)); |
4513 | 128 |
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129 for (octave_idx_type i = 0; i < len; i++) |
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130 idx_vec(i) = idx(i).index_vector (); |
4513 | 131 |
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132 if (! error_state) |
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133 retval = |
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134 octave_value (charNDArray (matrix.index (idx_vec, resize_ok)), |
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135 type); |
4513 | 136 } |
2407 | 137 break; |
138 } | |
139 | |
140 return retval; | |
141 } | |
142 | |
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143 octave_value |
5731 | 144 octave_char_matrix_str::resize (const dim_vector& dv, bool fill) const |
145 { | |
146 charNDArray retval (matrix); | |
147 if (fill) | |
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148 retval.resize (dv, 0); |
5731 | 149 else |
150 retval.resize (dv); | |
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151 return octave_value (retval, is_sq_string () ? '\'' : '"'); |
5731 | 152 } |
153 | |
4668 | 154 #define CHAR_MATRIX_CONV(T, INIT, TNAME, FCN) \ |
155 T retval INIT; \ | |
156 \ | |
157 if (! force_string_conv) \ | |
158 gripe_invalid_conversion ("string", TNAME); \ | |
159 else \ | |
160 { \ | |
5878 | 161 warning_with_id ("Octave:str-to-num", \ |
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162 "implicit conversion from %s to %s", \ |
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163 "string", TNAME); \ |
4668 | 164 \ |
165 retval = octave_char_matrix::FCN (); \ | |
166 } \ | |
167 \ | |
168 return retval | |
169 | |
4643 | 170 double |
171 octave_char_matrix_str::double_value (bool force_string_conv) const | |
172 { | |
4668 | 173 CHAR_MATRIX_CONV (double, = 0, "real scalar", double_value); |
174 } | |
4643 | 175 |
4668 | 176 Complex |
177 octave_char_matrix_str::complex_value (bool force_string_conv) const | |
178 { | |
179 CHAR_MATRIX_CONV (Complex, = 0, "complex scalar", complex_value); | |
4643 | 180 } |
181 | |
2376 | 182 Matrix |
183 octave_char_matrix_str::matrix_value (bool force_string_conv) const | |
184 { | |
4668 | 185 CHAR_MATRIX_CONV (Matrix, , "real matrix", matrix_value); |
186 } | |
187 | |
188 ComplexMatrix | |
189 octave_char_matrix_str::complex_matrix_value (bool force_string_conv) const | |
190 { | |
191 CHAR_MATRIX_CONV (ComplexMatrix, , "complex matrix", complex_matrix_value); | |
192 } | |
2376 | 193 |
4668 | 194 NDArray |
195 octave_char_matrix_str::array_value (bool force_string_conv) const | |
196 { | |
197 CHAR_MATRIX_CONV (NDArray, , "real N-d array", array_value); | |
198 } | |
2376 | 199 |
4668 | 200 ComplexNDArray |
201 octave_char_matrix_str::complex_array_value (bool force_string_conv) const | |
202 { | |
203 CHAR_MATRIX_CONV (ComplexNDArray, , "complex N-d array", | |
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204 complex_array_value); |
2376 | 205 } |
206 | |
2493 | 207 string_vector |
5715 | 208 octave_char_matrix_str::all_strings (bool) const |
2376 | 209 { |
4513 | 210 string_vector retval; |
211 | |
212 if (matrix.ndims () == 2) | |
213 { | |
6816 | 214 charMatrix chm = matrix.matrix_value (); |
4513 | 215 |
6816 | 216 octave_idx_type n = chm.rows (); |
2493 | 217 |
6816 | 218 retval.resize (n); |
2493 | 219 |
6816 | 220 for (octave_idx_type i = 0; i < n; i++) |
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221 retval[i] = chm.row_as_string (i); |
4513 | 222 } |
223 else | |
224 error ("invalid conversion of charNDArray to string_vector"); | |
2493 | 225 |
226 return retval; | |
2376 | 227 } |
228 | |
3536 | 229 std::string |
4457 | 230 octave_char_matrix_str::string_value (bool) const |
2376 | 231 { |
4513 | 232 std::string retval; |
233 | |
234 if (matrix.ndims () == 2) | |
235 { | |
236 charMatrix chm = matrix.matrix_value (); | |
237 | |
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238 retval = chm.row_as_string (0); // FIXME? |
4513 | 239 } |
240 else | |
241 error ("invalid conversion of charNDArray to string"); | |
242 | |
243 return retval; | |
2376 | 244 } |
245 | |
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246 Array<std::string> |
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247 octave_char_matrix_str::cellstr_value (void) const |
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248 { |
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249 Array<std::string> retval; |
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250 |
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251 if (matrix.ndims () == 2) |
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252 { |
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253 const charMatrix chm = matrix.matrix_value (); |
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254 octave_idx_type nr = chm.rows (); |
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255 retval.clear (nr, 1); |
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256 for (octave_idx_type i = 0; i < nr; i++) |
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257 retval.xelem (i) = chm.row_as_string (i); |
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258 } |
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259 else |
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260 error ("cellstr: cannot convert multidimensional arrays"); |
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261 |
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262 return retval; |
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263 } |
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264 |
2376 | 265 void |
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266 octave_char_matrix_str::print_raw (std::ostream& os, |
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267 bool pr_as_read_syntax) const |
2376 | 268 { |
3219 | 269 octave_print_internal (os, matrix, pr_as_read_syntax, |
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270 current_print_indent_level (), true); |
2376 | 271 } |
272 | |
17870 | 273 void |
274 octave_char_matrix_str::short_disp (std::ostream& os) const | |
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275 { |
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276 if (matrix.ndims () == 2 && numel () > 0) |
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277 { |
17870 | 278 std::string tmp = string_value (); |
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279 |
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280 // FIXME: should this be configurable? |
17870 | 281 size_t max_len = 100; |
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282 |
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283 os << (tmp.length () > max_len ? tmp.substr (0, 100) : tmp); |
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284 } |
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285 } |
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286 |
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287 bool |
6974 | 288 octave_char_matrix_str::save_ascii (std::ostream& os) |
4687 | 289 { |
4805 | 290 dim_vector d = dims (); |
291 if (d.length () > 2) | |
292 { | |
293 charNDArray tmp = char_array_value (); | |
294 os << "# ndims: " << d.length () << "\n"; | |
295 for (int i=0; i < d.length (); i++) | |
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296 os << " " << d (i); |
4805 | 297 os << "\n"; |
5760 | 298 os.write (tmp.fortran_vec (), d.numel ()); |
4805 | 299 os << "\n"; |
300 } | |
301 else | |
4687 | 302 { |
4805 | 303 // Keep this case, rather than use generic code above for |
304 // backward compatiability. Makes load_ascii much more complex!! | |
305 charMatrix chm = char_matrix_value (); | |
5275 | 306 octave_idx_type elements = chm.rows (); |
4805 | 307 os << "# elements: " << elements << "\n"; |
5275 | 308 for (octave_idx_type i = 0; i < elements; i++) |
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309 { |
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310 unsigned len = chm.cols (); |
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311 os << "# length: " << len << "\n"; |
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312 std::string tstr = chm.row_as_string (i); |
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313 const char *tmp = tstr.data (); |
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314 if (tstr.length () > len) |
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315 panic_impossible (); |
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316 os.write (tmp, len); |
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317 os << "\n"; |
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318 } |
4687 | 319 } |
320 | |
321 return true; | |
322 } | |
323 | |
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324 bool |
4687 | 325 octave_char_matrix_str::load_ascii (std::istream& is) |
326 { | |
327 bool success = true; | |
5099 | 328 |
329 string_vector keywords(3); | |
330 | |
331 keywords[0] = "ndims"; | |
332 keywords[1] = "elements"; | |
333 keywords[2] = "length"; | |
334 | |
335 std::string kw; | |
336 int val = 0; | |
4687 | 337 |
5099 | 338 if (extract_keyword (is, keywords, kw, val, true)) |
4687 | 339 { |
5099 | 340 if (kw == "ndims") |
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341 { |
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342 int mdims = val; |
5099 | 343 |
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344 if (mdims >= 0) |
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345 { |
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346 dim_vector dv; |
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347 dv.resize (mdims); |
4805 | 348 |
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349 for (int i = 0; i < mdims; i++) |
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350 is >> dv(i); |
4687 | 351 |
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352 if (is) |
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353 { |
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354 charNDArray tmp(dv); |
6717 | 355 |
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356 if (tmp.is_empty ()) |
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357 matrix = tmp; |
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358 else |
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359 { |
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360 char *ftmp = tmp.fortran_vec (); |
5099 | 361 |
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362 skip_preceeding_newline (is); |
4805 | 363 |
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364 if (! is.read (ftmp, dv.numel ()) || !is) |
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365 { |
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366 error ("load: failed to load string constant"); |
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367 success = false; |
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368 } |
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369 else |
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370 matrix = tmp; |
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371 } |
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372 } |
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373 else |
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374 { |
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375 error ("load: failed to read dimensions"); |
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376 success = false; |
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377 } |
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378 } |
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379 else |
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380 { |
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381 error ("load: failed to extract matrix size"); |
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382 success = false; |
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383 } |
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384 } |
5099 | 385 else if (kw == "elements") |
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386 { |
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387 int elements = val; |
4805 | 388 |
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389 if (elements >= 0) |
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390 { |
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391 // FIXME: need to be able to get max length before doing anything. |
4687 | 392 |
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393 charMatrix chm (elements, 0); |
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394 int max_len = 0; |
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395 for (int i = 0; i < elements; i++) |
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396 { |
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397 int len; |
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398 if (extract_keyword (is, "length", len) && len >= 0) |
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399 { |
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400 // Use this instead of a C-style character |
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401 // buffer so that we can properly handle |
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402 // embedded NUL characters. |
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403 charMatrix tmp (1, len); |
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404 char *ptmp = tmp.fortran_vec (); |
6151 | 405 |
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406 if (len > 0 && ! is.read (ptmp, len)) |
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407 { |
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408 error ("load: failed to load string constant"); |
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409 success = false; |
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410 break; |
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411 } |
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412 else |
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413 { |
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414 if (len > max_len) |
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415 { |
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416 max_len = len; |
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417 chm.resize (elements, max_len, 0); |
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418 } |
6151 | 419 |
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420 chm.insert (tmp, i, 0); |
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421 } |
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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 string length for element %d", |
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426 i+1); |
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427 success = false; |
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428 } |
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429 } |
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430 |
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431 if (! error_state) |
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432 matrix = chm; |
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433 } |
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434 else |
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435 { |
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436 error ("load: failed to extract number of string elements"); |
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437 success = false; |
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438 } |
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439 } |
5099 | 440 else if (kw == "length") |
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441 { |
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442 int len = val; |
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443 |
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444 if (len >= 0) |
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445 { |
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446 // This is cruft for backward compatiability, |
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447 // but relatively harmless. |
4805 | 448 |
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449 // Use this instead of a C-style character buffer so |
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450 // that we can properly handle embedded NUL characters. |
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451 charMatrix tmp (1, len); |
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452 char *ptmp = tmp.fortran_vec (); |
4805 | 453 |
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454 if (len > 0 && ! is.read (ptmp, len)) |
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455 { |
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456 error ("load: failed to load string constant"); |
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457 } |
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458 else |
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459 { |
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460 if (is) |
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461 matrix = tmp; |
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462 else |
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463 error ("load: failed to load string constant"); |
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464 } |
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465 } |
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466 } |
5099 | 467 else |
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468 panic_impossible (); |
5099 | 469 } |
470 else | |
471 { | |
472 error ("load: failed to extract number of rows and columns"); | |
473 success = false; | |
4687 | 474 } |
475 | |
476 return success; | |
477 } | |
478 | |
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479 bool |
4687 | 480 octave_char_matrix_str::save_binary (std::ostream& os, |
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481 bool& /* save_as_floats */) |
4687 | 482 { |
4805 | 483 dim_vector d = dims (); |
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484 if (d.length () < 1) |
4805 | 485 return false; |
486 | |
487 // Use negative value for ndims to differentiate with old format!! | |
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488 int32_t tmp = - d.length (); |
5760 | 489 os.write (reinterpret_cast<char *> (&tmp), 4); |
4805 | 490 for (int i=0; i < d.length (); i++) |
4687 | 491 { |
4805 | 492 tmp = d(i); |
5760 | 493 os.write (reinterpret_cast<char *> (&tmp), 4); |
4687 | 494 } |
4805 | 495 |
496 charNDArray m = char_array_value (); | |
497 os.write (m.fortran_vec (), d.numel ()); | |
4687 | 498 return true; |
499 } | |
500 | |
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501 bool |
4687 | 502 octave_char_matrix_str::load_binary (std::istream& is, bool swap, |
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503 oct_mach_info::float_format /* fmt */) |
4687 | 504 { |
5828 | 505 int32_t elements; |
5760 | 506 if (! is.read (reinterpret_cast<char *> (&elements), 4)) |
4687 | 507 return false; |
508 if (swap) | |
4944 | 509 swap_bytes<4> (&elements); |
4805 | 510 |
511 if (elements < 0) | |
4687 | 512 { |
5828 | 513 int32_t mdims = - elements; |
514 int32_t di; | |
4805 | 515 dim_vector dv; |
516 dv.resize (mdims); | |
517 | |
518 for (int i = 0; i < mdims; i++) | |
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519 { |
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520 if (! is.read (reinterpret_cast<char *> (&di), 4)) |
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521 return false; |
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522 if (swap) |
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523 swap_bytes<4> (&di); |
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524 dv(i) = di; |
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525 } |
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526 |
5157 | 527 // Convert an array with a single dimension to be a row vector. |
528 // Octave should never write files like this, other software | |
529 // might. | |
530 | |
531 if (mdims == 1) | |
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532 { |
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533 mdims = 2; |
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534 dv.resize (mdims); |
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535 dv(1) = dv(0); |
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536 dv(0) = 1; |
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537 } |
5157 | 538 |
4805 | 539 charNDArray m(dv); |
540 char *tmp = m.fortran_vec (); | |
541 is.read (tmp, dv.numel ()); | |
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542 |
4805 | 543 if (error_state || ! is) |
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544 return false; |
4805 | 545 matrix = m; |
546 } | |
547 else | |
548 { | |
549 charMatrix chm (elements, 0); | |
550 int max_len = 0; | |
551 for (int i = 0; i < elements; i++) | |
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552 { |
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553 int32_t len; |
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554 if (! is.read (reinterpret_cast<char *> (&len), 4)) |
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555 return false; |
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556 if (swap) |
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557 swap_bytes<4> (&len); |
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558 charMatrix btmp (1, len); |
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559 char *pbtmp = btmp.fortran_vec (); |
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560 if (! is.read (pbtmp, len)) |
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561 return false; |
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562 if (len > max_len) |
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563 { |
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564 max_len = len; |
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565 chm.resize (elements, max_len, 0); |
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566 } |
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567 chm.insert (btmp, i, 0); |
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568 } |
4805 | 569 matrix = chm; |
4687 | 570 } |
571 return true; | |
572 } | |
573 | |
574 #if defined (HAVE_HDF5) | |
4944 | 575 |
4687 | 576 bool |
577 octave_char_matrix_str::save_hdf5 (hid_t loc_id, const char *name, | |
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578 bool /* save_as_floats */) |
4687 | 579 { |
4837 | 580 dim_vector dv = dims (); |
581 int empty = save_hdf5_empty (loc_id, name, dv); | |
582 if (empty) | |
4805 | 583 return (empty > 0); |
4687 | 584 |
4837 | 585 int rank = dv.length (); |
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586 hid_t space_hid, data_hid; |
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587 space_hid = data_hid = -1; |
4805 | 588 bool retval = true; |
589 charNDArray m = char_array_value (); | |
590 | |
591 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); | |
4687 | 592 |
4805 | 593 // Octave uses column-major, while HDF5 uses row-major ordering |
594 for (int i = 0; i < rank; i++) | |
4837 | 595 hdims[i] = dv (rank-i-1); |
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596 |
4815 | 597 space_hid = H5Screate_simple (rank, hdims, 0); |
4805 | 598 if (space_hid < 0) |
599 return false; | |
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600 #if HAVE_HDF5_18 |
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601 data_hid = H5Dcreate (loc_id, name, H5T_NATIVE_CHAR, space_hid, |
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602 H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); |
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603 #else |
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604 data_hid = H5Dcreate (loc_id, name, H5T_NATIVE_CHAR, space_hid, |
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605 H5P_DEFAULT); |
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606 #endif |
4805 | 607 if (data_hid < 0) |
4687 | 608 { |
4805 | 609 H5Sclose (space_hid); |
4687 | 610 return false; |
611 } | |
612 | |
4837 | 613 OCTAVE_LOCAL_BUFFER (char, s, dv.numel ()); |
4687 | 614 |
4837 | 615 for (int i = 0; i < dv.numel (); ++i) |
4805 | 616 s[i] = m(i); |
4687 | 617 |
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618 retval = H5Dwrite (data_hid, H5T_NATIVE_CHAR, H5S_ALL, H5S_ALL, |
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619 H5P_DEFAULT, s) >= 0; |
4687 | 620 |
621 H5Dclose (data_hid); | |
622 H5Sclose (space_hid); | |
4837 | 623 |
4687 | 624 return retval; |
625 } | |
626 | |
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627 bool |
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628 octave_char_matrix_str::load_hdf5 (hid_t loc_id, const char *name) |
4687 | 629 { |
4837 | 630 bool retval = false; |
631 | |
4805 | 632 dim_vector dv; |
633 int empty = load_hdf5_empty (loc_id, name, dv); | |
634 if (empty > 0) | |
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635 matrix.resize (dv); |
4837 | 636 if (empty) |
637 return (empty > 0); | |
4805 | 638 |
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639 #if HAVE_HDF5_18 |
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640 hid_t data_hid = H5Dopen (loc_id, name, H5P_DEFAULT); |
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641 #else |
4687 | 642 hid_t data_hid = H5Dopen (loc_id, name); |
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643 #endif |
4687 | 644 hid_t space_hid = H5Dget_space (data_hid); |
645 hsize_t rank = H5Sget_simple_extent_ndims (space_hid); | |
646 hid_t type_hid = H5Dget_type (data_hid); | |
4805 | 647 hid_t type_class_hid = H5Tget_class (type_hid); |
4687 | 648 |
4805 | 649 if (type_class_hid == H5T_INTEGER) |
4687 | 650 { |
4805 | 651 if (rank < 1) |
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652 { |
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653 H5Tclose (type_hid); |
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654 H5Sclose (space_hid); |
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655 H5Dclose (data_hid); |
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656 return false; |
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657 } |
4805 | 658 |
659 OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); | |
660 OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); | |
661 | |
662 H5Sget_simple_extent_dims (space_hid, hdims, maxdims); | |
663 | |
664 // Octave uses column-major, while HDF5 uses row-major ordering | |
665 if (rank == 1) | |
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666 { |
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667 dv.resize (2); |
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668 dv(0) = 1; |
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669 dv(1) = hdims[0]; |
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670 } |
4687 | 671 else |
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672 { |
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673 dv.resize (rank); |
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674 for (hsize_t i = 0, j = rank - 1; i < rank; i++, j--) |
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675 dv(j) = hdims[i]; |
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676 } |
4805 | 677 |
678 charNDArray m (dv); | |
679 char *str = m.fortran_vec (); | |
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680 if (H5Dread (data_hid, H5T_NATIVE_CHAR, H5S_ALL, H5S_ALL, |
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681 H5P_DEFAULT, str) >= 0) |
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682 { |
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683 retval = true; |
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684 matrix = m; |
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685 } |
4805 | 686 |
687 H5Tclose (type_hid); | |
688 H5Sclose (space_hid); | |
689 H5Dclose (data_hid); | |
690 return true; | |
691 } | |
692 else | |
693 { | |
694 // This is cruft for backward compatiability and easy data | |
695 // importation | |
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696 if (rank == 0) //FIXME: Does rank==0 even exist for strings in HDF5? |
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697 { |
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698 // a single string: |
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699 int slen = H5Tget_size (type_hid); |
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700 if (slen < 0) |
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701 { |
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702 H5Tclose (type_hid); |
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703 H5Sclose (space_hid); |
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704 H5Dclose (data_hid); |
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705 return false; |
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706 } |
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707 else |
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708 { |
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709 OCTAVE_LOCAL_BUFFER (char, s, slen); |
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710 // create datatype for (null-terminated) string |
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711 // to read into: |
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712 hid_t st_id = H5Tcopy (H5T_C_S1); |
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713 H5Tset_size (st_id, slen+1); |
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714 if (H5Dread (data_hid, st_id, H5S_ALL, |
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715 H5S_ALL, H5P_DEFAULT, s) < 0) |
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716 { |
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717 H5Tclose (st_id); |
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718 H5Tclose (type_hid); |
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719 H5Sclose (space_hid); |
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720 H5Dclose (data_hid); |
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721 return false; |
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722 } |
4687 | 723 |
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724 matrix = charMatrix (s); |
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725 |
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726 H5Tclose (st_id); |
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727 H5Tclose (type_hid); |
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728 H5Sclose (space_hid); |
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729 H5Dclose (data_hid); |
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730 return true; |
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731 } |
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732 } |
4805 | 733 else if (rank == 1) |
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734 { |
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735 // string vector |
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736 hsize_t elements, maxdim; |
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737 H5Sget_simple_extent_dims (space_hid, &elements, &maxdim); |
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738 int slen = H5Tget_size (type_hid); |
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739 if (slen < 0) |
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740 { |
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741 H5Tclose (type_hid); |
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742 H5Sclose (space_hid); |
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743 H5Dclose (data_hid); |
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744 return false; |
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745 } |
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746 else |
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747 { |
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748 // hdf5 string arrays store strings of all the |
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749 // same physical length (I think), which is |
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750 // slightly wasteful, but oh well. |
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751 |
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Fix loading of string arrays from 3rd party hdf5 files (bug #38789)
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752 OCTAVE_LOCAL_BUFFER (char, s, elements * (slen+1)); |
4805 | 753 |
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754 // create datatype for (null-terminated) string |
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755 // to read into: |
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756 hid_t st_id = H5Tcopy (H5T_C_S1); |
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757 H5Tset_size (st_id, slen+1); |
4805 | 758 |
17787
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759 if (H5Dread (data_hid, st_id, H5S_ALL, |
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760 H5S_ALL, H5P_DEFAULT, s) < 0) |
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761 { |
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762 H5Tclose (st_id); |
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763 H5Tclose (type_hid); |
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764 H5Sclose (space_hid); |
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765 H5Dclose (data_hid); |
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766 return false; |
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767 } |
4805 | 768 |
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Fix loading of string arrays from 3rd party hdf5 files (bug #38789)
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769 charMatrix chm (elements, slen, ' '); |
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770 for (hsize_t i = 0; i < elements; ++i) |
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771 { |
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772 chm.insert (s + i*(slen+1), i, 0); |
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773 } |
4805 | 774 |
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775 matrix = chm; |
4805 | 776 |
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777 H5Tclose (st_id); |
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778 H5Tclose (type_hid); |
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779 H5Sclose (space_hid); |
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780 H5Dclose (data_hid); |
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781 return true; |
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782 } |
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783 } |
4805 | 784 else |
10315
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785 { |
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786 H5Tclose (type_hid); |
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787 H5Sclose (space_hid); |
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788 H5Dclose (data_hid); |
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789 return false; |
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790 } |
4687 | 791 } |
4837 | 792 |
793 return retval; | |
4687 | 794 } |
4944 | 795 |
4687 | 796 #endif |