Mercurial > octave-nkf
annotate libinterp/corefcn/load-save.cc @ 20267:a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
* liboctave/array/Array.h (Array::length): deprecate for ::numel.
* liboctave/array/Sparse.h (Sparse::length): deprecate for ::numel.
* libgui/graphics/QtHandlesUtils.cc, libgui/src/octave-qt-link.cc,
libinterp/corefcn/Cell.cc, libinterp/corefcn/__contourc__.cc,
libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc,
libinterp/corefcn/cellfun.cc, libinterp/corefcn/daspk.cc,
libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc,
libinterp/corefcn/data.cc, libinterp/corefcn/filter.cc,
libinterp/corefcn/find.cc, libinterp/corefcn/gl-render.cc,
libinterp/corefcn/gl-render.h, libinterp/corefcn/graphics.cc,
libinterp/corefcn/graphics.in.h, libinterp/corefcn/help.cc,
libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc,
libinterp/corefcn/load-path.cc, libinterp/corefcn/load-save.cc,
libinterp/corefcn/ls-oct-ascii.h, libinterp/corefcn/lsode.cc,
libinterp/corefcn/matrix_type.cc, libinterp/corefcn/oct-hist.cc,
libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-map.h,
libinterp/corefcn/oct-obj.h, libinterp/corefcn/oct-stream.cc,
libinterp/corefcn/oct-stream.h, libinterp/corefcn/pr-output.cc,
libinterp/corefcn/quadcc.cc, libinterp/corefcn/rand.cc,
libinterp/corefcn/regexp.cc, libinterp/corefcn/strfns.cc,
libinterp/corefcn/sub2ind.cc, libinterp/corefcn/symtab.h,
libinterp/corefcn/syscalls.cc, libinterp/corefcn/tsearch.cc,
libinterp/corefcn/urlwrite.cc, libinterp/corefcn/utils.cc,
libinterp/corefcn/variables.cc, libinterp/corefcn/xdiv.cc,
libinterp/corefcn/xpow.cc, libinterp/dldfcn/__glpk__.cc,
libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__magick_read__.cc,
libinterp/dldfcn/audiodevinfo.cc, libinterp/dldfcn/ccolamd.cc,
libinterp/dldfcn/colamd.cc, libinterp/octave-value/ov-cell.cc,
libinterp/octave-value/ov-class.cc, libinterp/octave-value/ov-class.h,
libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-java.cc,
libinterp/octave-value/ov-perm.cc, libinterp/octave-value/ov-struct.cc,
libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov.cc,
libinterp/operators/op-int.h, libinterp/parse-tree/pt-pr-code.cc,
liboctave/array/Array-util.cc, liboctave/array/Array.cc,
liboctave/array/CColVector.cc, liboctave/array/CDiagMatrix.cc,
liboctave/array/CMatrix.cc, liboctave/array/CRowVector.cc,
liboctave/array/DiagArray2.cc, liboctave/array/DiagArray2.h,
liboctave/array/MArray.cc, liboctave/array/PermMatrix.cc,
liboctave/array/PermMatrix.h, liboctave/array/Sparse.cc,
liboctave/array/boolMatrix.cc, liboctave/array/chMatrix.cc,
liboctave/array/chNDArray.cc, liboctave/array/dColVector.cc,
liboctave/array/dDiagMatrix.cc, liboctave/array/dMatrix.cc,
liboctave/array/dRowVector.cc, liboctave/array/fCColVector.cc,
liboctave/array/fCDiagMatrix.cc, liboctave/array/fCMatrix.cc,
liboctave/array/fCRowVector.cc, liboctave/array/fColVector.cc,
liboctave/array/fDiagMatrix.cc, liboctave/array/fMatrix.cc,
liboctave/array/fRowVector.cc, liboctave/array/idx-vector.cc,
liboctave/array/intNDArray.cc, liboctave/numeric/CmplxCHOL.cc,
liboctave/numeric/CmplxLU.cc, liboctave/numeric/CmplxQR.cc,
liboctave/numeric/DASPK.cc, liboctave/numeric/DASRT.cc,
liboctave/numeric/DASSL.cc, liboctave/numeric/LSODE.cc,
liboctave/numeric/ODES.cc, liboctave/numeric/ODES.h,
liboctave/numeric/base-dae.h, liboctave/numeric/base-lu.cc,
liboctave/numeric/dbleCHOL.cc, liboctave/numeric/dbleLU.cc,
liboctave/numeric/dbleQR.cc, liboctave/numeric/eigs-base.cc,
liboctave/numeric/fCmplxCHOL.cc, liboctave/numeric/fCmplxLU.cc,
liboctave/numeric/fCmplxQR.cc, liboctave/numeric/floatCHOL.cc,
liboctave/numeric/floatLU.cc, liboctave/numeric/floatQR.cc,
liboctave/numeric/lo-specfun.cc, liboctave/numeric/oct-rand.cc,
liboctave/numeric/oct-spparms.cc, liboctave/numeric/sparse-base-chol.cc,
liboctave/operators/mx-inlines.cc, liboctave/system/file-ops.cc,
liboctave/util/glob-match.h, liboctave/util/kpse.cc,
liboctave/util/lo-regexp.cc, liboctave/util/oct-glob.cc,
liboctave/util/pathsearch.cc, liboctave/util/str-vec.cc,
liboctave/util/str-vec.h, liboctave/util/url-transfer.cc: replace all usage
of Array::length() and Sparse::length() with ::numel().
| author | Carnë Draug <carandraug@octave.org> |
|---|---|
| date | Sat, 30 May 2015 03:14:07 +0100 |
| parents | 4f45eaf83908 |
| children | bfe66db8addb |
| rev | line source |
|---|---|
| 6763 | 1 /* |
| 604 | 2 |
|
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3 Copyright (C) 1994-2015 John W. Eaton |
| 604 | 4 |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 604 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 7016 | 18 along with Octave; see the file COPYING. If not, see |
| 19 <http://www.gnu.org/licenses/>. | |
| 604 | 20 |
| 21 */ | |
| 22 | |
| 3911 | 23 // Author: John W. Eaton. |
| 24 // HDF5 support by Steven G. Johnson <stevenj@alum.mit.edu> | |
| 25 // Matlab v5 support by James R. Van Zandt <jrv@vanzandt.mv.com> | |
| 3687 | 26 |
| 604 | 27 #ifdef HAVE_CONFIG_H |
| 1192 | 28 #include <config.h> |
| 604 | 29 #endif |
| 30 | |
| 1343 | 31 #include <cfloat> |
| 32 #include <cstring> | |
| 33 #include <cctype> | |
| 34 | |
| 4249 | 35 #include <fstream> |
| 3503 | 36 #include <iomanip> |
| 37 #include <iostream> | |
| 5765 | 38 #include <sstream> |
| 1728 | 39 #include <string> |
| 40 | |
| 9946 | 41 #include "strftime.h" |
| 42 | |
| 1961 | 43 #include "byte-swap.h" |
| 44 #include "data-conv.h" | |
| 2926 | 45 #include "file-ops.h" |
| 6159 | 46 #include "file-stat.h" |
| 2926 | 47 #include "glob-match.h" |
| 2890 | 48 #include "lo-mappers.h" |
| 2318 | 49 #include "mach-info.h" |
| 3185 | 50 #include "oct-env.h" |
| 3258 | 51 #include "oct-time.h" |
| 4171 | 52 #include "quit.h" |
| 1755 | 53 #include "str-vec.h" |
|
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54 #include "oct-locbuf.h" |
| 1755 | 55 |
| 4332 | 56 #include "Cell.h" |
| 1352 | 57 #include "defun.h" |
| 604 | 58 #include "error.h" |
| 777 | 59 #include "gripes.h" |
| 6159 | 60 #include "load-path.h" |
| 1352 | 61 #include "load-save.h" |
| 1750 | 62 #include "oct-obj.h" |
| 3687 | 63 #include "oct-map.h" |
| 4332 | 64 #include "ov-cell.h" |
| 1352 | 65 #include "pager.h" |
| 1750 | 66 #include "pt-exp.h" |
| 1352 | 67 #include "symtab.h" |
| 68 #include "sysdep.h" | |
| 69 #include "unwind-prot.h" | |
| 604 | 70 #include "utils.h" |
| 2371 | 71 #include "variables.h" |
| 3185 | 72 #include "version.h" |
| 3688 | 73 #include "dMatrix.h" |
| 74 | |
| 4633 | 75 #include "ls-hdf5.h" |
| 76 #include "ls-mat-ascii.h" | |
| 77 #include "ls-mat4.h" | |
| 78 #include "ls-mat5.h" | |
| 79 #include "ls-oct-ascii.h" | |
| 80 #include "ls-oct-binary.h" | |
| 3688 | 81 |
| 10309 | 82 // Remove gnulib definitions, if any. |
| 83 #ifdef close | |
| 84 #undef close | |
| 85 #endif | |
| 86 #ifdef open | |
| 87 #undef open | |
| 5269 | 88 #endif |
| 89 | |
| 10309 | 90 #ifdef HAVE_ZLIB |
| 91 #include "zfstream.h" | |
|
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92 #endif |
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93 |
|
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94 // Write octave-workspace file if Octave crashes or is killed by a signal. |
| 5794 | 95 static bool Vcrash_dumps_octave_core = true; |
| 3189 | 96 |
| 4791 | 97 // The maximum amount of memory (in kilobytes) that we will attempt to |
| 98 // write to the Octave core file. | |
| 5794 | 99 static double Voctave_core_file_limit = -1.0; |
| 4791 | 100 |
| 101 // The name of the Octave core file. | |
|
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102 static std::string Voctave_core_file_name = "octave-workspace"; |
| 4791 | 103 |
| 3687 | 104 // The default output format. May be one of "binary", "text", |
| 105 // "mat-binary", or "hdf5". | |
|
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106 static std::string Vsave_default_options = "-text"; |
| 2194 | 107 |
| 5284 | 108 // The output format for Octave core files. |
| 5794 | 109 static std::string Voctave_core_file_options = "-binary"; |
| 110 | |
| 111 static std::string | |
| 112 default_save_header_format (void) | |
| 113 { | |
| 114 return | |
| 115 std::string ("# Created by Octave " OCTAVE_VERSION | |
|
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116 ", %a %b %d %H:%M:%S %Y %Z <") |
| 5794 | 117 + octave_env::get_user_name () |
| 118 + std::string ("@") | |
| 119 + octave_env::get_host_name () | |
| 120 + std::string (">"); | |
| 121 } | |
| 4788 | 122 |
| 3709 | 123 // The format string for the comment line at the top of text-format |
|
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124 // save files. Passed to strftime. Should begin with '#' and contain |
| 3709 | 125 // no newline characters. |
| 5794 | 126 static std::string Vsave_header_format_string = default_save_header_format (); |
| 3709 | 127 |
| 5369 | 128 static void |
| 129 gripe_file_open (const std::string& fcn, const std::string& file) | |
| 130 { | |
| 131 if (fcn == "load") | |
|
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132 error ("%s: unable to open input file '%s'", fcn.c_str (), file.c_str ()); |
| 5369 | 133 else if (fcn == "save") |
|
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134 error ("%s: unable to open output file '%s'", fcn.c_str (), file.c_str ()); |
| 5369 | 135 else |
|
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136 error ("%s: unable to open file '%s'", fcn.c_str (), file.c_str ()); |
| 5369 | 137 } |
| 138 | |
| 7336 | 139 // Install a variable with name NAME and the value VAL in the |
| 140 // symbol table. If GLOBAL is TRUE, make the variable global. | |
| 604 | 141 |
| 142 static void | |
| 7336 | 143 install_loaded_variable (const std::string& name, |
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144 const octave_value& val, |
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145 bool global, const std::string& /*doc*/) |
| 604 | 146 { |
| 147 if (global) | |
| 148 { | |
|
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149 symbol_table::clear (name); |
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150 symbol_table::mark_global (name); |
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151 symbol_table::global_assign (name, val); |
| 604 | 152 } |
| 153 else | |
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154 symbol_table::assign (name, val); |
| 604 | 155 } |
| 156 | |
| 3019 | 157 // Return TRUE if NAME matches one of the given globbing PATTERNS. |
| 604 | 158 |
| 3013 | 159 static bool |
| 3769 | 160 matches_patterns (const string_vector& patterns, int pat_idx, |
|
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161 int num_pat, const std::string& name) |
| 604 | 162 { |
| 1755 | 163 for (int i = pat_idx; i < num_pat; i++) |
| 604 | 164 { |
| 1792 | 165 glob_match pattern (patterns[i]); |
| 3013 | 166 |
| 1792 | 167 if (pattern.match (name)) |
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168 return true; |
| 604 | 169 } |
| 3688 | 170 |
| 3013 | 171 return false; |
| 604 | 172 } |
| 173 | |
| 4329 | 174 int |
| 3523 | 175 read_binary_file_header (std::istream& is, bool& swap, |
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176 oct_mach_info::float_format& flt_fmt, bool quiet) |
| 604 | 177 { |
| 3552 | 178 const int magic_len = 10; |
| 179 char magic[magic_len+1]; | |
| 5760 | 180 is.read (magic, magic_len); |
| 604 | 181 magic[magic_len] = '\0'; |
| 3688 | 182 |
| 604 | 183 if (strncmp (magic, "Octave-1-L", magic_len) == 0) |
| 2318 | 184 swap = oct_mach_info::words_big_endian (); |
| 604 | 185 else if (strncmp (magic, "Octave-1-B", magic_len) == 0) |
| 2318 | 186 swap = ! oct_mach_info::words_big_endian (); |
| 604 | 187 else |
| 188 { | |
| 189 if (! quiet) | |
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190 error ("load: unable to read read binary file"); |
| 604 | 191 return -1; |
| 192 } | |
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193 |
| 604 | 194 char tmp = 0; |
| 5760 | 195 is.read (&tmp, 1); |
| 604 | 196 |
| 2318 | 197 flt_fmt = mopt_digit_to_float_format (tmp); |
| 198 | |
| 4574 | 199 if (flt_fmt == oct_mach_info::flt_fmt_unknown) |
| 604 | 200 { |
| 201 if (! quiet) | |
| 202 error ("load: unrecognized binary format!"); | |
| 3688 | 203 |
| 604 | 204 return -1; |
| 205 } | |
| 206 | |
| 207 return 0; | |
| 208 } | |
| 209 | |
| 5269 | 210 #ifdef HAVE_ZLIB |
| 211 static bool | |
| 212 check_gzip_magic (const std::string& fname) | |
| 213 { | |
| 214 bool retval = false; | |
| 215 std::ifstream file (fname.c_str ()); | |
| 216 OCTAVE_LOCAL_BUFFER (unsigned char, magic, 2); | |
| 217 | |
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218 if (file.read (reinterpret_cast<char *> (magic), 2) && magic[0] == 0x1f |
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219 && magic[1] == 0x8b) |
| 5269 | 220 retval = true; |
| 221 | |
| 222 file.close (); | |
| 223 return retval; | |
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224 } |
| 5269 | 225 #endif |
| 226 | |
| 604 | 227 static load_save_format |
| 6625 | 228 get_file_format (std::istream& file, const std::string& filename) |
| 604 | 229 { |
| 230 load_save_format retval = LS_UNKNOWN; | |
| 231 | |
| 4574 | 232 oct_mach_info::float_format flt_fmt = oct_mach_info::flt_fmt_unknown; |
| 604 | 233 |
| 3019 | 234 bool swap = false; |
| 235 | |
| 236 if (read_binary_file_header (file, swap, flt_fmt, true) == 0) | |
| 604 | 237 retval = LS_BINARY; |
| 238 else | |
| 239 { | |
| 6202 | 240 file.clear (); |
| 3538 | 241 file.seekg (0, std::ios::beg); |
| 604 | 242 |
| 5828 | 243 int32_t mopt, nr, nc, imag, len; |
| 1180 | 244 |
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245 int err = read_mat_file_header (file, swap, mopt, nr, nc, imag, len, |
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246 true); |
| 1180 | 247 |
| 248 if (! err) | |
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249 retval = LS_MAT_BINARY; |
| 604 | 250 else |
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251 { |
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252 file.clear (); |
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253 file.seekg (0, std::ios::beg); |
| 604 | 254 |
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255 err = read_mat5_binary_file_header (file, swap, true, filename); |
| 3688 | 256 |
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257 if (! err) |
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258 { |
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259 file.clear (); |
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260 file.seekg (0, std::ios::beg); |
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261 retval = LS_MAT5_BINARY; |
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262 } |
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263 else |
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264 { |
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265 file.clear (); |
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266 file.seekg (0, std::ios::beg); |
| 3688 | 267 |
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268 std::string name_val = extract_keyword (file, "name"); |
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269 std::string type_val = extract_keyword (file, "type"); |
| 4171 | 270 |
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271 if (name_val.empty () != true && type_val.empty () != true) |
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272 retval = LS_ASCII; |
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273 else |
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274 { |
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275 file.clear (); |
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276 file.seekg (0, std::ios::beg); |
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277 |
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278 // FIXME: looks_like_mat_ascii_file does not check to see |
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279 // whether the file contains numbers. It just skips comments |
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280 // and checks for the same number of words on each line. We |
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281 // may need a better check here. The best way to do that |
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282 // might be just to try to read the file and see if it works. |
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283 |
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284 if (looks_like_mat_ascii_file (file, filename)) |
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285 retval = LS_MAT_ASCII; |
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286 } |
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287 } |
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288 } |
| 604 | 289 } |
| 290 | |
| 5269 | 291 return retval; |
| 292 } | |
| 5977 | 293 |
| 5269 | 294 static load_save_format |
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295 get_file_format (const std::string& fname, const std::string& orig_fname, |
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296 bool &use_zlib, bool quiet = false) |
| 5269 | 297 { |
| 298 load_save_format retval = LS_UNKNOWN; | |
| 299 | |
| 300 #ifdef HAVE_HDF5 | |
| 301 // check this before we open the file | |
| 302 if (H5Fis_hdf5 (fname.c_str ()) > 0) | |
| 303 return LS_HDF5; | |
| 304 #endif /* HAVE_HDF5 */ | |
| 604 | 305 |
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306 #ifdef HAVE_ZLIB |
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307 use_zlib = check_gzip_magic (fname); |
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308 #else |
| 5269 | 309 use_zlib = false; |
| 5977 | 310 #endif |
| 5269 | 311 |
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312 if (! use_zlib) |
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313 { |
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314 std::ifstream file (fname.c_str ()); |
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315 if (file) |
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316 { |
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317 retval = get_file_format (file, orig_fname); |
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318 file.close (); |
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319 } |
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320 else if (! quiet) |
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321 gripe_file_open ("load", orig_fname); |
| 5269 | 322 } |
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323 #ifdef HAVE_ZLIB |
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324 else |
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325 { |
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326 gzifstream gzfile (fname.c_str ()); |
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327 if (gzfile) |
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328 { |
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329 retval = get_file_format (gzfile, orig_fname); |
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330 gzfile.close (); |
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331 } |
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332 else if (! quiet) |
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333 gripe_file_open ("load", orig_fname); |
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334 } |
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335 #endif |
| 604 | 336 |
| 337 return retval; | |
| 338 } | |
| 339 | |
| 4329 | 340 octave_value |
| 7336 | 341 do_load (std::istream& stream, const std::string& orig_fname, |
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342 load_save_format format, oct_mach_info::float_format flt_fmt, |
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343 bool list_only, bool swap, bool verbose, |
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344 const string_vector& argv, int argv_idx, int argc, int nargout) |
| 604 | 345 { |
| 3727 | 346 octave_value retval; |
| 347 | |
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348 octave_scalar_map retstruct; |
| 604 | 349 |
| 5765 | 350 std::ostringstream output_buf; |
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351 std::list<std::string> symbol_names; |
| 4051 | 352 |
| 5754 | 353 octave_idx_type count = 0; |
| 4051 | 354 |
| 604 | 355 for (;;) |
| 356 { | |
| 3019 | 357 bool global = false; |
| 2086 | 358 octave_value tc; |
| 604 | 359 |
| 4171 | 360 std::string name; |
| 361 std::string doc; | |
| 604 | 362 |
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363 switch (format.type) |
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364 { |
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365 case LS_ASCII: |
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366 name = read_ascii_data (stream, orig_fname, global, tc, count); |
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367 break; |
| 604 | 368 |
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369 case LS_BINARY: |
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370 name = read_binary_data (stream, swap, flt_fmt, orig_fname, |
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371 global, tc, doc); |
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372 break; |
| 604 | 373 |
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374 case LS_MAT_ASCII: |
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375 name = read_mat_ascii_data (stream, orig_fname, tc); |
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376 break; |
| 2511 | 377 |
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378 case LS_MAT_BINARY: |
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379 name = read_mat_binary_data (stream, orig_fname, tc); |
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380 break; |
| 604 | 381 |
| 3687 | 382 #ifdef HAVE_HDF5 |
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383 case LS_HDF5: |
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384 name = read_hdf5_data (stream, orig_fname, global, tc, doc, |
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385 argv, argv_idx, argc); |
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386 break; |
| 3687 | 387 #endif /* HAVE_HDF5 */ |
| 388 | |
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389 case LS_MAT5_BINARY: |
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390 case LS_MAT7_BINARY: |
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391 name = read_mat5_binary_element (stream, orig_fname, swap, |
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392 global, tc); |
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393 break; |
| 3688 | 394 |
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395 default: |
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396 gripe_unrecognized_data_fmt ("load"); |
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397 break; |
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398 } |
| 604 | 399 |
| 4171 | 400 if (error_state || stream.eof () || name.empty ()) |
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401 break; |
| 4171 | 402 else if (! error_state && ! name.empty ()) |
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403 { |
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404 if (tc.is_defined ()) |
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405 { |
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406 if (format == LS_MAT_ASCII && argv_idx < argc) |
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407 warning ("load: loaded ASCII file '%s' -- ignoring extra args", |
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408 orig_fname.c_str ()); |
| 3136 | 409 |
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410 if (format == LS_MAT_ASCII |
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411 || argv_idx == argc |
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412 || matches_patterns (argv, argv_idx, argc, name)) |
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413 { |
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414 count++; |
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415 if (list_only) |
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416 { |
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417 if (verbose) |
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418 { |
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419 if (count == 1) |
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420 output_buf |
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421 << "type rows cols name\n" |
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422 << "==== ==== ==== ====\n"; |
| 621 | 423 |
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424 output_buf |
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425 << std::setiosflags (std::ios::left) |
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426 << std::setw (16) << tc.type_name () . c_str () |
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427 << std::setiosflags (std::ios::right) |
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428 << std::setw (7) << tc.rows () |
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429 << std::setw (7) << tc.columns () |
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430 << " " << name << "\n"; |
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431 } |
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432 else |
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433 symbol_names.push_back (name); |
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434 } |
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435 else |
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436 { |
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437 if (nargout == 1) |
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438 { |
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439 if (format == LS_MAT_ASCII) |
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440 retval = tc; |
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441 else |
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442 retstruct.assign (name, tc); |
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443 } |
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444 else |
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445 install_loaded_variable (name, tc, global, doc); |
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446 } |
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447 } |
| 2511 | 448 |
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449 // Only attempt to read one item from a headless text file. |
| 2511 | 450 |
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451 if (format == LS_MAT_ASCII) |
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452 break; |
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453 } |
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454 else |
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455 error ("load: unable to load variable '%s'", name.c_str ()); |
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456 } |
| 604 | 457 else |
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458 { |
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459 if (count == 0) |
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460 error ("load: are you sure '%s' is an Octave data file?", |
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461 orig_fname.c_str ()); |
| 604 | 462 |
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463 break; |
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464 } |
| 604 | 465 } |
| 466 | |
| 621 | 467 if (list_only && count) |
| 468 { | |
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469 if (verbose) |
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470 { |
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471 std::string msg = output_buf.str (); |
| 2095 | 472 |
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473 if (nargout > 0) |
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474 retval = msg; |
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475 else |
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476 octave_stdout << msg; |
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477 } |
| 621 | 478 else |
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479 { |
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480 if (nargout > 0) |
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481 retval = Cell (string_vector (symbol_names)); |
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482 else |
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483 { |
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484 string_vector names (symbol_names); |
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485 |
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486 names.list_in_columns (octave_stdout); |
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487 |
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488 octave_stdout << "\n"; |
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489 } |
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490 } |
| 621 | 491 } |
| 6639 | 492 else if (retstruct.nfields () != 0) |
| 3727 | 493 retval = retstruct; |
| 621 | 494 |
| 863 | 495 return retval; |
| 496 } | |
| 497 | |
| 6159 | 498 std::string |
| 499 find_file_to_load (const std::string& name, const std::string& orig_name) | |
| 500 { | |
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501 std::string fname = find_data_file_in_load_path ("load", name, true); |
| 6159 | 502 |
| 6838 | 503 size_t dot_pos = fname.rfind ("."); |
|
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504 size_t sep_pos = fname.find_last_of (file_ops::dir_sep_chars ()); |
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505 |
| 8021 | 506 if (dot_pos == std::string::npos |
| 507 || (sep_pos != std::string::npos && dot_pos < sep_pos)) | |
| 6159 | 508 { |
| 6838 | 509 // Either no '.' in name or no '.' appears after last directory |
| 510 // separator. | |
| 511 | |
| 6159 | 512 file_stat fs (fname); |
| 513 | |
| 6584 | 514 if (! (fs.exists () && fs.is_reg ())) |
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515 fname = find_file_to_load (fname + ".mat", orig_name); |
| 6159 | 516 } |
| 517 else | |
| 518 { | |
| 519 file_stat fs (fname); | |
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520 |
| 6584 | 521 if (! (fs.exists () && fs.is_reg ())) |
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522 { |
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523 fname = ""; |
| 6159 | 524 |
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525 error ("load: unable to find file %s", orig_name.c_str ()); |
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526 } |
| 6159 | 527 } |
| 528 | |
| 529 return fname; | |
| 530 } | |
| 531 | |
|
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532 bool |
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533 is_octave_data_file (const std::string& fname) |
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534 { |
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535 bool use_zlib = false; |
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536 return get_file_format (fname, fname, use_zlib, true) != LS_UNKNOWN; |
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537 } |
| 6159 | 538 |
|
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539 DEFUN (load, args, nargout, |
|
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540 "-*- texinfo -*-\n\ |
|
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541 @deftypefn {Command} {} load file\n\ |
| 11547 | 542 @deftypefnx {Command} {} load options file\n\ |
| 543 @deftypefnx {Command} {} load options file v1 v2 @dots{}\n\ | |
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544 @deftypefnx {Command} {S =} load (\"options\", \"file\", \"v1\", \"v2\", @dots{})\n\ |
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545 @deftypefnx {Command} {} load file options\n\ |
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546 @deftypefnx {Command} {} load file options v1 v2 @dots{}\n\ |
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547 @deftypefnx {Command} {S =} load (\"file\", \"options\", \"v1\", \"v2\", @dots{})\n\ |
| 7247 | 548 Load the named variables @var{v1}, @var{v2}, @dots{}, from the file\n\ |
|
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549 @var{file}.\n\ |
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550 \n\ |
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551 If no variables are specified then all variables found in the\n\ |
|
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552 file will be loaded. As with @code{save}, the list of variables to extract\n\ |
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553 can be full names or use a pattern syntax. The format of the file is\n\ |
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554 automatically detected but may be overridden by supplying the appropriate\n\ |
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555 option.\n\ |
| 863 | 556 \n\ |
| 5665 | 557 If load is invoked using the functional form\n\ |
| 558 \n\ | |
| 559 @example\n\ | |
| 7247 | 560 load (\"-option1\", @dots{}, \"file\", \"v1\", @dots{})\n\ |
| 5665 | 561 @end example\n\ |
| 562 \n\ | |
| 563 @noindent\n\ | |
| 564 then the @var{options}, @var{file}, and variable name arguments\n\ | |
| 565 (@var{v1}, @dots{}) must be specified as character strings.\n\ | |
| 566 \n\ | |
| 3372 | 567 If a variable that is not marked as global is loaded from a file when a\n\ |
| 568 global symbol with the same name already exists, it is loaded in the\n\ | |
| 569 global symbol table. Also, if a variable is marked as global in a file\n\ | |
| 570 and a local symbol exists, the local symbol is moved to the global\n\ | |
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571 symbol table and given the value from the file.\n\ |
| 863 | 572 \n\ |
| 3727 | 573 If invoked with a single output argument, Octave returns data instead\n\ |
| 574 of inserting variables in the symbol table. If the data file contains\n\ | |
| 575 only numbers (TAB- or space-delimited columns), a matrix of values is\n\ | |
| 576 returned. Otherwise, @code{load} returns a structure with members\n\ | |
| 577 corresponding to the names of the variables in the file.\n\ | |
| 578 \n\ | |
| 3372 | 579 The @code{load} command can read data stored in Octave's text and\n\ |
|
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580 binary formats, and @sc{matlab}'s binary format. If compiled with zlib\n\ |
|
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581 support, it can also load gzip-compressed files. It will automatically\n\ |
| 3372 | 582 detect the type of file and do conversion from different floating point\n\ |
| 583 formats (currently only IEEE big and little endian, though other formats\n\ | |
|
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584 may be added in the future).\n\ |
| 3372 | 585 \n\ |
| 586 Valid options for @code{load} are listed in the following table.\n\ | |
| 863 | 587 \n\ |
| 3372 | 588 @table @code\n\ |
| 589 @item -force\n\ | |
|
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590 This option is accepted for backward compatibility but is ignored.\n\ |
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591 Octave now overwrites variables currently in memory with\n\ |
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592 those of the same name found in the file.\n\ |
| 3372 | 593 \n\ |
| 594 @item -ascii\n\ | |
| 5938 | 595 Force Octave to assume the file contains columns of numbers in text format\n\ |
| 596 without any header or other information. Data in the file will be loaded\n\ | |
| 597 as a single numeric matrix with the name of the variable derived from the\n\ | |
| 598 name of the file.\n\ | |
| 5197 | 599 \n\ |
| 3372 | 600 @item -binary\n\ |
| 601 Force Octave to assume the file is in Octave's binary format.\n\ | |
| 602 \n\ | |
| 3687 | 603 @item -hdf5\n\ |
| 10840 | 604 Force Octave to assume the file is in @sc{hdf5} format.\n\ |
|
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605 (@sc{hdf5} is a free, portable binary format developed by the National\n\ |
| 3687 | 606 Center for Supercomputing Applications at the University of Illinois.)\n\ |
| 10840 | 607 Note that Octave can read @sc{hdf5} files not created by itself, but may\n\ |
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608 skip some datasets in formats that it cannot support. This format is\n\ |
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609 only available if Octave was built with a link to the @sc{hdf5} libraries.\n\ |
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610 \n\ |
| 3687 | 611 @item -import\n\ |
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612 This option is accepted for backward compatibility but is ignored.\n\ |
| 4884 | 613 Octave can now support multi-dimensional HDF data and automatically\n\ |
| 614 modifies variable names if they are invalid Octave identifiers.\n\ | |
| 3687 | 615 \n\ |
|
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616 @item -mat\n\ |
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617 @itemx -mat-binary\n\ |
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618 @itemx -6\n\ |
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619 @itemx -v6\n\ |
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620 @itemx -7\n\ |
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621 @itemx -v7\n\ |
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622 Force Octave to assume the file is in @sc{matlab}'s version 6 or 7 binary\n\ |
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623 format.\n\ |
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624 \n\ |
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625 @item -mat4-binary\n\ |
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626 @itemx -4\n\ |
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627 @itemx -v4\n\ |
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628 @itemx -V4\n\ |
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629 Force Octave to assume the file is in the binary format written by\n\ |
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630 @sc{matlab} version 4.\n\ |
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631 \n\ |
| 5198 | 632 @item -text\n\ |
| 5197 | 633 Force Octave to assume the file is in Octave's text format.\n\ |
| 3372 | 634 @end table\n\ |
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635 @seealso{save, dlmwrite, csvwrite, fwrite}\n\ |
| 11547 | 636 @end deftypefn") |
| 863 | 637 { |
| 2086 | 638 octave_value_list retval; |
| 863 | 639 |
| 1755 | 640 int argc = args.length () + 1; |
| 641 | |
| 1968 | 642 string_vector argv = args.make_argv ("load"); |
| 1755 | 643 |
| 644 if (error_state) | |
| 645 return retval; | |
| 863 | 646 |
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647 int i = 1; |
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648 std::string orig_fname = ""; |
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649 |
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650 // Function called with Matlab-style ["filename", options] syntax |
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651 if (argc > 1 && ! argv[1].empty () && argv[1].at (0) != '-') |
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652 { |
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653 orig_fname = argv[1]; |
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654 i++; |
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655 } |
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656 |
| 1358 | 657 // It isn't necessary to have the default load format stored in a |
| 658 // user preference variable since we can determine the type of file | |
| 659 // as we are reading. | |
| 863 | 660 |
| 661 load_save_format format = LS_UNKNOWN; | |
| 662 | |
| 3019 | 663 bool list_only = false; |
| 664 bool verbose = false; | |
| 863 | 665 |
|
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666 //for (i; i < argc; i++) |
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667 for (; i < argc; i++) |
| 863 | 668 { |
| 1755 | 669 if (argv[i] == "-force" || argv[i] == "-f") |
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670 { |
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671 // Silently ignore this |
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672 // warning ("load: -force ignored"); |
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673 } |
| 1755 | 674 else if (argv[i] == "-list" || argv[i] == "-l") |
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675 { |
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676 list_only = true; |
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677 } |
| 1755 | 678 else if (argv[i] == "-verbose" || argv[i] == "-v") |
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679 { |
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680 verbose = true; |
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681 } |
| 1755 | 682 else if (argv[i] == "-ascii" || argv[i] == "-a") |
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683 { |
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684 format = LS_MAT_ASCII; |
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685 } |
| 1755 | 686 else if (argv[i] == "-binary" || argv[i] == "-b") |
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687 { |
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688 format = LS_BINARY; |
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689 } |
| 5269 | 690 else if (argv[i] == "-mat-binary" || argv[i] == "-mat" || argv[i] == "-m" |
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691 || argv[i] == "-6" || argv[i] == "-v6") |
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692 { |
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693 format = LS_MAT5_BINARY; |
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694 } |
|
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695 else if (argv[i] == "-7" || argv[i] == "-v7") |
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696 { |
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697 format = LS_MAT7_BINARY; |
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698 } |
| 5256 | 699 else if (argv[i] == "-mat4-binary" || argv[i] == "-V4" |
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700 || argv[i] == "-v4" || argv[i] == "-4") |
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701 { |
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702 format = LS_MAT_BINARY; |
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703 } |
| 3687 | 704 else if (argv[i] == "-hdf5" || argv[i] == "-h") |
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705 { |
| 3687 | 706 #ifdef HAVE_HDF5 |
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707 format = LS_HDF5; |
| 3687 | 708 #else /* ! HAVE_HDF5 */ |
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709 error ("load: octave executable was not linked with HDF5 library"); |
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710 return retval; |
| 3687 | 711 #endif /* ! HAVE_HDF5 */ |
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712 } |
| 3687 | 713 else if (argv[i] == "-import" || argv[i] == "-i") |
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714 { |
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715 warning ("load: -import ignored"); |
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716 } |
| 5197 | 717 else if (argv[i] == "-text" || argv[i] == "-t") |
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718 { |
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719 format = LS_ASCII; |
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720 } |
| 863 | 721 else |
|
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722 break; |
| 863 | 723 } |
| 724 | |
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725 if (orig_fname == "") |
| 863 | 726 { |
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727 if (i == argc) |
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728 { |
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729 print_usage (); |
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730 return retval; |
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731 } |
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732 else |
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733 orig_fname = argv[i]; |
| 863 | 734 } |
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735 else |
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736 i--; |
| 863 | 737 |
| 4574 | 738 oct_mach_info::float_format flt_fmt = oct_mach_info::flt_fmt_unknown; |
| 863 | 739 |
| 3019 | 740 bool swap = false; |
| 863 | 741 |
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742 if (orig_fname == "-") |
| 863 | 743 { |
| 1755 | 744 i++; |
| 863 | 745 |
| 3687 | 746 #ifdef HAVE_HDF5 |
| 747 if (format == LS_HDF5) | |
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748 error ("load: cannot read HDF5 format from stdin"); |
| 3687 | 749 else |
| 750 #endif /* HAVE_HDF5 */ | |
| 863 | 751 if (format != LS_UNKNOWN) |
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752 { |
|
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753 // FIXME: if we have already seen EOF on a previous call, |
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754 // how do we fix up the state of std::cin so that we can get |
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755 // additional input? I'm afraid that we can't fix this |
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756 // using std::cin only. |
| 3531 | 757 |
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758 retval = do_load (std::cin, orig_fname, format, flt_fmt, |
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759 list_only, swap, verbose, argv, i, argc, |
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760 nargout); |
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761 } |
| 863 | 762 else |
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763 error ("load: must specify file format if reading from stdin"); |
| 863 | 764 } |
| 765 else | |
| 766 { | |
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767 std::string fname = file_ops::tilde_expand (orig_fname); |
| 6159 | 768 |
| 769 fname = find_file_to_load (fname, orig_fname); | |
| 863 | 770 |
| 6159 | 771 if (error_state) |
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772 return retval; |
| 6159 | 773 |
| 774 bool use_zlib = false; | |
| 5089 | 775 |
| 863 | 776 if (format == LS_UNKNOWN) |
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777 format = get_file_format (fname, orig_fname, use_zlib); |
| 863 | 778 |
| 3687 | 779 #ifdef HAVE_HDF5 |
| 780 if (format == LS_HDF5) | |
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|
781 { |
|
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|
782 i++; |
| 3687 | 783 |
|
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784 hdf5_ifstream hdf5_file (fname.c_str ()); |
| 3687 | 785 |
|
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|
786 if (hdf5_file.file_id >= 0) |
|
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|
787 { |
|
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788 retval = do_load (hdf5_file, orig_fname, format, |
|
57a59eae83cc
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789 flt_fmt, list_only, swap, verbose, |
|
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|
790 argv, i, argc, nargout); |
| 4844 | 791 |
|
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792 hdf5_file.close (); |
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|
793 } |
|
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|
794 else |
|
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795 gripe_file_open ("load", orig_fname); |
|
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796 } |
| 3687 | 797 else |
| 798 #endif /* HAVE_HDF5 */ | |
|
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799 // don't insert any statements here; the "else" above has to |
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800 // go with the "if" below!!!!! |
| 863 | 801 if (format != LS_UNKNOWN) |
|
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|
802 { |
|
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|
803 i++; |
| 863 | 804 |
|
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|
805 // Always open in binary mode and handle various |
|
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806 // line-endings explicitly. |
|
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807 std::ios::openmode mode = std::ios::in | std::ios::binary; |
| 863 | 808 |
| 5269 | 809 #ifdef HAVE_ZLIB |
|
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|
810 if (use_zlib) |
|
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|
811 { |
|
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|
812 gzifstream file (fname.c_str (), mode); |
| 863 | 813 |
|
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|
814 if (file) |
|
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diff
changeset
|
815 { |
|
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|
816 if (format == LS_BINARY) |
|
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817 { |
|
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818 if (read_binary_file_header (file, swap, flt_fmt) < 0) |
|
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|
819 { |
|
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|
820 if (file) file.close (); |
|
57a59eae83cc
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|
821 return retval; |
|
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|
822 } |
|
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|
823 } |
|
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strip trailing whitespace from source files
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diff
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|
824 else if (format == LS_MAT5_BINARY |
|
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825 || format == LS_MAT7_BINARY) |
|
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826 { |
|
17787
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Rik <rik@octave.org>
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827 if (read_mat5_binary_file_header (file, swap, false, |
|
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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828 orig_fname) < 0) |
|
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829 { |
|
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830 if (file) file.close (); |
|
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|
831 return retval; |
|
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832 } |
|
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833 } |
| 5269 | 834 |
|
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|
835 retval = do_load (file, orig_fname, format, |
|
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836 flt_fmt, list_only, swap, verbose, |
|
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837 argv, i, argc, nargout); |
| 5269 | 838 |
|
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839 file.close (); |
|
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|
840 } |
|
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|
841 else |
|
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842 gripe_file_open ("load", orig_fname); |
|
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843 } |
|
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844 else |
| 5269 | 845 #endif |
|
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846 { |
|
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|
847 std::ifstream file (fname.c_str (), mode); |
| 5269 | 848 |
|
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|
849 if (file) |
|
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|
850 { |
|
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|
851 if (format == LS_BINARY) |
|
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|
852 { |
|
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changeset
|
853 if (read_binary_file_header (file, swap, flt_fmt) < 0) |
|
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|
854 { |
|
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|
855 if (file) file.close (); |
|
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|
856 return retval; |
|
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|
857 } |
|
57a59eae83cc
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|
858 } |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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|
859 else if (format == LS_MAT5_BINARY |
|
10315
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|
860 || format == LS_MAT7_BINARY) |
|
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changeset
|
861 { |
|
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
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diff
changeset
|
862 if (read_mat5_binary_file_header (file, swap, false, |
|
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Use GNU style coding conventions for code in libinterp/
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|
863 orig_fname) < 0) |
|
10315
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|
864 { |
|
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|
865 if (file) file.close (); |
|
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diff
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|
866 return retval; |
|
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changeset
|
867 } |
|
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|
868 } |
| 5269 | 869 |
|
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|
870 retval = do_load (file, orig_fname, format, |
|
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changeset
|
871 flt_fmt, list_only, swap, verbose, |
|
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changeset
|
872 argv, i, argc, nargout); |
| 5269 | 873 |
|
10315
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|
874 file.close (); |
|
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|
875 } |
|
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|
876 else |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
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14268
diff
changeset
|
877 error ("load: unable to open input file '%s'", |
|
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|
878 orig_fname.c_str ()); |
|
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changeset
|
879 } |
|
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diff
changeset
|
880 } |
|
19421
616f2b22787b
Issue error if load file format cannot be determined (bug #43575).
Rik <rik@octave.org>
parents:
18887
diff
changeset
|
881 else |
|
616f2b22787b
Issue error if load file format cannot be determined (bug #43575).
Rik <rik@octave.org>
parents:
18887
diff
changeset
|
882 { |
|
616f2b22787b
Issue error if load file format cannot be determined (bug #43575).
Rik <rik@octave.org>
parents:
18887
diff
changeset
|
883 error ("load: unable to determine file format of '%s'", |
|
616f2b22787b
Issue error if load file format cannot be determined (bug #43575).
Rik <rik@octave.org>
parents:
18887
diff
changeset
|
884 orig_fname.c_str ()); |
|
616f2b22787b
Issue error if load file format cannot be determined (bug #43575).
Rik <rik@octave.org>
parents:
18887
diff
changeset
|
885 } |
| 863 | 886 } |
|
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|
887 |
| 604 | 888 return retval; |
| 889 } | |
| 890 | |
| 3019 | 891 // Return TRUE if PATTERN has any special globbing chars in it. |
| 892 | |
| 893 static bool | |
| 3523 | 894 glob_pattern_p (const std::string& pattern) |
| 604 | 895 { |
| 896 int open = 0; | |
| 897 | |
| 1755 | 898 int len = pattern.length (); |
| 899 | |
| 900 for (int i = 0; i < len; i++) | |
| 604 | 901 { |
| 1755 | 902 char c = pattern[i]; |
| 903 | |
| 604 | 904 switch (c) |
|
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|
905 { |
|
57a59eae83cc
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|
906 case '?': |
|
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changeset
|
907 case '*': |
|
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changeset
|
908 return true; |
| 604 | 909 |
|
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changeset
|
910 case '[': // Only accept an open brace if there is a close |
|
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|
911 open++; // brace to match it. Bracket expressions must be |
|
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|
912 continue; // complete, according to Posix.2 |
| 604 | 913 |
|
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|
914 case ']': |
|
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|
915 if (open) |
|
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|
916 return true; |
|
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|
917 continue; |
| 4402 | 918 |
|
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|
919 case '\\': |
|
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|
920 if (i == len - 1) |
|
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|
921 return false; |
| 604 | 922 |
|
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|
923 default: |
|
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|
924 continue; |
|
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|
925 } |
| 604 | 926 } |
| 927 | |
| 3019 | 928 return false; |
| 604 | 929 } |
| 930 | |
| 4791 | 931 static void |
| 932 do_save (std::ostream& os, const octave_value& tc, | |
|
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|
933 const std::string& name, const std::string& help, |
|
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|
934 bool global, load_save_format fmt, bool save_as_floats) |
| 604 | 935 { |
|
8425
2e777f5135a3
support -tabs option for save -ascii
Jaroslav Hajek <highegg@gmail.com>
parents:
8418
diff
changeset
|
936 switch (fmt.type) |
| 604 | 937 { |
| 938 case LS_ASCII: | |
| 6974 | 939 save_ascii_data (os, tc, name, global, 0); |
| 604 | 940 break; |
| 941 | |
| 942 case LS_BINARY: | |
| 630 | 943 save_binary_data (os, tc, name, help, global, save_as_floats); |
| 604 | 944 break; |
| 945 | |
| 5938 | 946 case LS_MAT_ASCII: |
|
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947 if (! save_mat_ascii_data (os, tc, fmt.opts & LS_MAT_ASCII_LONG ? 16 : 8, |
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948 fmt.opts & LS_MAT_ASCII_TABS)) |
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949 warning ("save: unable to save %s in ASCII format", name.c_str ()); |
| 5938 | 950 break; |
| 951 | |
| 667 | 952 case LS_MAT_BINARY: |
| 953 save_mat_binary_data (os, tc, name); | |
| 954 break; | |
| 955 | |
| 3687 | 956 #ifdef HAVE_HDF5 |
| 957 case LS_HDF5: | |
| 958 save_hdf5_data (os, tc, name, help, global, save_as_floats); | |
| 959 break; | |
| 960 #endif /* HAVE_HDF5 */ | |
| 961 | |
| 3688 | 962 case LS_MAT5_BINARY: |
| 5269 | 963 save_mat5_binary_element (os, tc, name, global, false, save_as_floats); |
| 964 break; | |
| 965 | |
| 966 case LS_MAT7_BINARY: | |
| 967 save_mat5_binary_element (os, tc, name, global, true, save_as_floats); | |
| 3688 | 968 break; |
| 969 | |
| 604 | 970 default: |
| 775 | 971 gripe_unrecognized_data_fmt ("save"); |
| 604 | 972 break; |
| 973 } | |
| 974 } | |
| 975 | |
| 4791 | 976 // Save the info from SR on stream OS in the format specified by FMT. |
| 977 | |
| 978 void | |
| 7336 | 979 do_save (std::ostream& os, const symbol_table::symbol_record& sr, |
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980 load_save_format fmt, bool save_as_floats) |
| 4791 | 981 { |
| 7336 | 982 octave_value val = sr.varval (); |
| 4791 | 983 |
| 7336 | 984 if (val.is_defined ()) |
| 4791 | 985 { |
| 7336 | 986 std::string name = sr.name (); |
| 987 std::string help; | |
| 988 bool global = sr.is_global (); | |
| 4791 | 989 |
| 7336 | 990 do_save (os, val, name, help, global, fmt, save_as_floats); |
| 4791 | 991 } |
| 992 } | |
| 993 | |
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994 // save fields of a scalar structure STR matching PATTERN on stream OS |
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995 // in the format specified by FMT. |
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996 |
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997 static size_t |
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998 save_fields (std::ostream& os, const octave_scalar_map& m, |
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999 const std::string& pattern, |
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1000 load_save_format fmt, bool save_as_floats) |
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1001 { |
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1002 glob_match pat (pattern); |
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1003 |
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1004 size_t saved = 0; |
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1005 |
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1006 for (octave_scalar_map::const_iterator p = m.begin (); p != m.end (); p++) |
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1007 { |
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1008 std::string empty_str; |
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1009 |
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1010 if (pat.match (m.key (p))) |
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1011 { |
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1012 do_save (os, m.contents (p), m.key (p), empty_str, |
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1013 0, fmt, save_as_floats); |
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1014 |
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1015 saved++; |
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1016 } |
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1017 } |
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1018 |
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1019 return saved; |
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1020 } |
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1021 |
| 604 | 1022 // Save variables with names matching PATTERN on stream OS in the |
| 5794 | 1023 // format specified by FMT. |
| 604 | 1024 |
| 7336 | 1025 static size_t |
| 5794 | 1026 save_vars (std::ostream& os, const std::string& pattern, |
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1027 load_save_format fmt, bool save_as_floats) |
| 604 | 1028 { |
| 7336 | 1029 std::list<symbol_table::symbol_record> vars = symbol_table::glob (pattern); |
| 1030 | |
| 1031 size_t saved = 0; | |
| 3355 | 1032 |
|
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1033 typedef std::list<symbol_table::symbol_record>::const_iterator |
|
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1034 const_vars_iterator; |
| 3355 | 1035 |
| 7336 | 1036 for (const_vars_iterator p = vars.begin (); p != vars.end (); p++) |
| 620 | 1037 { |
| 7336 | 1038 do_save (os, *p, fmt, save_as_floats); |
| 620 | 1039 |
| 1040 if (error_state) | |
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1041 break; |
| 7336 | 1042 |
| 1043 saved++; | |
| 620 | 1044 } |
| 604 | 1045 |
| 1046 return saved; | |
| 1047 } | |
| 1048 | |
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1049 static string_vector |
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1050 parse_save_options (const string_vector &argv, |
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1051 load_save_format &format, bool &append, |
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1052 bool &save_as_floats, bool &use_zlib) |
| 604 | 1053 { |
|
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1054 string_vector retval; |
|
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1055 int argc = argv.numel (); |
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1056 |
|
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1057 bool do_double = false; |
|
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1058 bool do_tabs = false; |
|
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1059 |
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1060 for (int i = 0; i < argc; i++) |
| 5284 | 1061 { |
| 1062 if (argv[i] == "-append") | |
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1063 { |
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1064 append = true; |
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1065 } |
| 5284 | 1066 else if (argv[i] == "-ascii" || argv[i] == "-a") |
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1067 { |
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1068 format = LS_MAT_ASCII; |
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1069 } |
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1070 else if (argv[i] == "-double") |
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1071 { |
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1072 do_double = true; |
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1073 } |
|
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1074 else if (argv[i] == "-tabs") |
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1075 { |
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1076 do_tabs = true; |
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1077 } |
| 5284 | 1078 else if (argv[i] == "-text" || argv[i] == "-t") |
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1079 { |
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1080 format = LS_ASCII; |
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1081 } |
| 5284 | 1082 else if (argv[i] == "-binary" || argv[i] == "-b") |
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1083 { |
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1084 format = LS_BINARY; |
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1085 } |
| 5284 | 1086 else if (argv[i] == "-hdf5" || argv[i] == "-h") |
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1087 { |
| 3687 | 1088 #ifdef HAVE_HDF5 |
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1089 format = LS_HDF5; |
| 5284 | 1090 #else /* ! HAVE_HDF5 */ |
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1091 error ("save: octave executable was not linked with HDF5 library"); |
| 5284 | 1092 #endif /* ! HAVE_HDF5 */ |
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1093 } |
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1094 else if (argv[i] == "-mat-binary" || argv[i] == "-mat" |
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1095 || argv[i] == "-m" || argv[i] == "-6" || argv[i] == "-v6" |
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1096 || argv[i] == "-V6") |
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1097 { |
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1098 format = LS_MAT5_BINARY; |
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1099 } |
| 5284 | 1100 #ifdef HAVE_ZLIB |
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1101 else if (argv[i] == "-mat7-binary" || argv[i] == "-7" |
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1102 || argv[i] == "-v7" || argv[i] == "-V7") |
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1103 { |
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1104 format = LS_MAT7_BINARY; |
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1105 } |
| 5284 | 1106 #endif |
| 1107 else if (argv[i] == "-mat4-binary" || argv[i] == "-V4" | |
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1108 || argv[i] == "-v4" || argv[i] == "-4") |
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1109 { |
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1110 format = LS_MAT_BINARY; |
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1111 } |
| 5284 | 1112 else if (argv[i] == "-float-binary" || argv[i] == "-f") |
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1113 { |
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1114 format = LS_BINARY; |
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1115 save_as_floats = true; |
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1116 } |
| 5284 | 1117 else if (argv[i] == "-float-hdf5") |
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1118 { |
| 5284 | 1119 #ifdef HAVE_HDF5 |
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1120 format = LS_HDF5; |
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1121 save_as_floats = true; |
| 5284 | 1122 #else /* ! HAVE_HDF5 */ |
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1123 error ("save: octave executable was not linked with HDF5 library"); |
| 5284 | 1124 #endif /* ! HAVE_HDF5 */ |
|
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1125 } |
| 5284 | 1126 #ifdef HAVE_ZLIB |
| 1127 else if (argv[i] == "-zip" || argv[i] == "-z") | |
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1128 { |
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1129 use_zlib = true; |
|
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1130 } |
| 5284 | 1131 #endif |
|
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|
1132 else if (argv[i] == "-struct") |
|
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|
1133 { |
|
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1134 retval.append (argv[i]); |
|
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diff
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|
1135 } |
|
18442
5c0b8f2da650
Allow save() to write to the terminal with the filename '-' (bug #41505)
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|
1136 else if (argv[i][0] == '-' && argv[i] != "-") |
|
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1137 { |
|
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1138 error ("save: Unrecognized option '%s'", argv[i].c_str ()); |
|
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1139 } |
| 5284 | 1140 else |
|
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1141 retval.append (argv[i]); |
| 5284 | 1142 } |
| 1143 | |
|
8418
679c22082ac7
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|
1144 if (do_double) |
|
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|
1145 { |
|
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1146 if (format == LS_MAT_ASCII) |
|
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1147 format.opts |= LS_MAT_ASCII_LONG; |
|
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1148 else |
|
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1149 warning ("save: \"-double\" option only has an effect with \"-ascii\""); |
|
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|
1150 } |
|
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|
1151 |
|
8425
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|
1152 if (do_tabs) |
|
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|
1153 { |
|
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1154 if (format == LS_MAT_ASCII) |
|
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1155 format.opts |= LS_MAT_ASCII_TABS; |
|
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|
1156 else |
|
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1157 warning ("save: \"-tabs\" option only has an effect with \"-ascii\""); |
|
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1158 } |
|
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1159 |
|
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1160 return retval; |
| 5284 | 1161 } |
| 1162 | |
|
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|
1163 static string_vector |
|
11586
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|
1164 parse_save_options (const std::string &arg, load_save_format &format, |
|
12df7854fa7c
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|
1165 bool &append, bool &save_as_floats, |
|
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1166 bool &use_zlib) |
| 5284 | 1167 { |
| 5765 | 1168 std::istringstream is (arg); |
| 5284 | 1169 std::string str; |
| 1170 string_vector argv; | |
|
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1171 |
| 5765 | 1172 while (! is.eof ()) |
| 5284 | 1173 { |
| 1174 is >> str; | |
| 1175 argv.append (str); | |
| 1176 } | |
| 1177 | |
|
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1178 return parse_save_options (argv, format, append, save_as_floats, |
|
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1179 use_zlib); |
| 604 | 1180 } |
| 1181 | |
| 4329 | 1182 void |
| 3523 | 1183 write_header (std::ostream& os, load_save_format format) |
| 863 | 1184 { |
|
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|
1185 switch (format.type) |
| 863 | 1186 { |
| 3185 | 1187 case LS_BINARY: |
| 1188 { | |
|
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1189 os << (oct_mach_info::words_big_endian () |
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1190 ? "Octave-1-B" : "Octave-1-L"); |
| 3185 | 1191 |
|
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1192 oct_mach_info::float_format flt_fmt = |
|
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|
1193 oct_mach_info::native_float_format (); |
| 3185 | 1194 |
|
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1195 char tmp = static_cast<char> (float_format_to_mopt_digit (flt_fmt)); |
| 3185 | 1196 |
|
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|
1197 os.write (&tmp, 1); |
| 3185 | 1198 } |
| 3688 | 1199 break; |
| 1200 | |
| 1201 case LS_MAT5_BINARY: | |
| 5269 | 1202 case LS_MAT7_BINARY: |
| 3688 | 1203 { |
|
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1204 char const * versionmagic; |
|
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1205 int16_t number = *(reinterpret_cast<const int16_t *>("\x00\x01")); |
|
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1206 struct tm bdt; |
|
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1207 time_t now; |
|
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|
1208 char headertext[128]; |
| 3688 | 1209 |
|
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|
1210 time (&now); |
|
19409
264ff6bf7475
use gnulib:: namespace for log, logf, localtime, and gmtime
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|
1211 bdt = *gnulib::gmtime (&now); |
|
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1212 memset (headertext, ' ', 124); |
|
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1213 // ISO 8601 format date |
|
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1214 nstrftime (headertext, 124, "MATLAB 5.0 MAT-file, written by Octave " |
|
9947
31436dcf7d0f
call nstrftime, not my_strftime
John W. Eaton <jwe@octave.org>
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9946
diff
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|
1215 OCTAVE_VERSION ", %Y-%m-%d %T UTC", &bdt, 1, 0); |
| 3688 | 1216 |
|
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1217 // The first pair of bytes give the version of the MAT file |
|
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1218 // format. The second pair of bytes form a magic number which |
|
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1219 // signals a MAT file. MAT file data are always written in |
|
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1220 // native byte order. The order of the bytes in the second |
|
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1221 // pair indicates whether the file was written by a big- or |
|
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1222 // little-endian machine. However, the version number is |
|
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1223 // written in the *opposite* byte order from everything else! |
|
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1224 if (number == 1) |
|
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1225 versionmagic = "\x01\x00\x4d\x49"; // this machine is big endian |
|
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1226 else |
|
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1227 versionmagic = "\x00\x01\x49\x4d"; // this machine is little endian |
| 3688 | 1228 |
|
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1229 memcpy (headertext+124, versionmagic, 4); |
|
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|
1230 os.write (headertext, 128); |
| 3688 | 1231 } |
| 1232 | |
| 1233 break; | |
| 3185 | 1234 |
| 3687 | 1235 #ifdef HAVE_HDF5 |
| 1236 case LS_HDF5: | |
| 1237 #endif /* HAVE_HDF5 */ | |
| 3185 | 1238 case LS_ASCII: |
| 1239 { | |
|
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|
1240 octave_localtime now; |
| 3709 | 1241 |
|
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|
1242 std::string comment_string = now.strftime (Vsave_header_format_string); |
| 3709 | 1243 |
|
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1244 if (! comment_string.empty ()) |
|
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|
1245 { |
| 3687 | 1246 #ifdef HAVE_HDF5 |
|
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|
1247 if (format == LS_HDF5) |
|
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|
1248 { |
|
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1249 hdf5_ofstream& hs = dynamic_cast<hdf5_ofstream&> (os); |
|
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|
1250 H5Gset_comment (hs.file_id, "/", comment_string.c_str ()); |
|
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|
1251 } |
|
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|
1252 else |
| 3687 | 1253 #endif /* HAVE_HDF5 */ |
|
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1254 os << comment_string << "\n"; |
|
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|
1255 } |
| 3185 | 1256 } |
|
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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|
1257 break; |
| 3185 | 1258 |
| 1259 default: | |
| 1260 break; | |
| 863 | 1261 } |
| 1262 } | |
| 1263 | |
|
17755
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|
1264 void |
|
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|
1265 octave_prepare_hdf5 (void) |
|
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1266 { |
|
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|
1267 #ifdef HAVE_HDF5 |
|
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1268 H5dont_atexit (); |
|
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1269 #endif |
|
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1270 } |
|
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1271 |
|
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|
1272 void |
|
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|
1273 octave_finalize_hdf5 (void) |
|
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1274 { |
|
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|
1275 #ifdef HAVE_HDF5 |
|
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|
1276 H5close (); |
|
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|
1277 #endif |
|
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1278 } |
|
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1279 |
| 863 | 1280 static void |
| 3769 | 1281 save_vars (const string_vector& argv, int argv_idx, int argc, |
|
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1282 std::ostream& os, load_save_format fmt, |
|
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|
1283 bool save_as_floats, bool write_header_info) |
| 863 | 1284 { |
| 3185 | 1285 if (write_header_info) |
| 1286 write_header (os, fmt); | |
| 863 | 1287 |
| 1755 | 1288 if (argv_idx == argc) |
| 863 | 1289 { |
| 5794 | 1290 save_vars (os, "*", fmt, save_as_floats); |
| 863 | 1291 } |
|
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|
1292 else if (argv[argv_idx] == "-struct") |
|
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1293 { |
|
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|
1294 if (++argv_idx >= argc) |
|
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|
1295 { |
|
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1296 error ("save: missing struct name"); |
|
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1297 return; |
|
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1298 } |
|
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1299 |
|
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1300 std::string struct_name = argv[argv_idx]; |
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1301 |
|
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1302 if (! symbol_table::is_variable (struct_name)) |
|
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1303 { |
|
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|
1304 error ("save: no such variable: '%s'", struct_name.c_str ()); |
|
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1305 return; |
|
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|
1306 } |
|
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|
1307 |
|
16442
302157614308
deprecate symbol_table::varref functions
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|
1308 octave_value struct_var = symbol_table::varval (struct_name); |
|
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1309 |
|
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|
1310 if (! struct_var.is_map () || struct_var.numel () != 1) |
|
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1311 { |
|
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|
1312 error ("save: '%s' is not a scalar structure", |
|
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1313 struct_name.c_str ()); |
|
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1314 return; |
|
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1315 } |
|
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|
1316 octave_scalar_map struct_var_map = struct_var.scalar_map_value (); |
|
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1317 |
|
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1318 ++argv_idx; |
|
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1319 |
|
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1320 if (argv_idx < argc) |
|
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1321 { |
|
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1322 for (int i = argv_idx; i < argc; i++) |
|
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1323 { |
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1324 if (! save_fields (os, struct_var_map, argv[i], fmt, |
|
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1325 save_as_floats)) |
|
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1326 { |
|
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|
1327 warning ("save: no such field '%s.%s'", |
|
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1328 struct_name.c_str (), argv[i].c_str ()); |
|
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1329 } |
|
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|
1330 } |
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|
1331 } |
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|
1332 else |
|
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|
1333 save_fields (os, struct_var_map, "*", fmt, save_as_floats); |
|
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1334 } |
| 863 | 1335 else |
| 1336 { | |
| 1755 | 1337 for (int i = argv_idx; i < argc; i++) |
|
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1338 { |
|
17349
cb27dbf9e4ba
Don't warn about saving empty variable names for Matlab compatibility (bug #34259)
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diff
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|
1339 if (argv[i] == "") |
|
cb27dbf9e4ba
Don't warn about saving empty variable names for Matlab compatibility (bug #34259)
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|
1340 continue; // Skip empty vars for Matlab compatibility |
|
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1341 if (! save_vars (os, argv[i], fmt, save_as_floats)) |
|
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|
1342 warning ("save: no such variable '%s'", argv[i].c_str ()); |
|
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1343 } |
| 863 | 1344 } |
| 1345 } | |
| 1346 | |
| 5284 | 1347 static void |
| 1348 dump_octave_core (std::ostream& os, const char *fname, load_save_format fmt, | |
|
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|
1349 bool save_as_floats) |
| 4791 | 1350 { |
| 1351 write_header (os, fmt); | |
| 1352 | |
|
7767
71f068b22fcc
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|
1353 std::list<symbol_table::symbol_record> vars |
|
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|
1354 = symbol_table::all_variables (symbol_table::top_scope (), 0); |
| 4791 | 1355 |
| 1356 double save_mem_size = 0; | |
| 1357 | |
|
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|
1358 typedef std::list<symbol_table::symbol_record>::const_iterator |
|
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|
1359 const_vars_iterator; |
| 7336 | 1360 |
| 1361 for (const_vars_iterator p = vars.begin (); p != vars.end (); p++) | |
| 4791 | 1362 { |
| 7336 | 1363 octave_value val = p->varval (); |
| 4791 | 1364 |
| 7336 | 1365 if (val.is_defined ()) |
|
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1366 { |
|
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1367 std::string name = p->name (); |
|
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1368 std::string help; |
|
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|
1369 bool global = p->is_global (); |
| 4791 | 1370 |
|
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|
1371 double val_size = val.byte_size () / 1024; |
| 4791 | 1372 |
|
17787
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|
1373 // FIXME: maybe we should try to throw out the largest first... |
| 4791 | 1374 |
|
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1375 if (Voctave_core_file_limit < 0 |
|
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1376 || save_mem_size + val_size < Voctave_core_file_limit) |
|
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|
1377 { |
|
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1378 save_mem_size += val_size; |
| 4791 | 1379 |
|
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1380 do_save (os, val, name, help, global, fmt, save_as_floats); |
| 7336 | 1381 |
|
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|
1382 if (error_state) |
|
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|
1383 break; |
|
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|
1384 } |
|
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1385 } |
| 4791 | 1386 } |
| 1387 | |
|
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|
1388 message (0, "save to '%s' complete", fname); |
| 4791 | 1389 } |
| 1390 | |
| 1391 void | |
| 1392 dump_octave_core (void) | |
| 1380 | 1393 { |
| 3189 | 1394 if (Vcrash_dumps_octave_core) |
| 1380 | 1395 { |
|
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|
1396 // FIXME: should choose better file name? |
| 3189 | 1397 |
| 4791 | 1398 const char *fname = Voctave_core_file_name.c_str (); |
| 3189 | 1399 |
|
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|
1400 message (0, "attempting to save variables to '%s'...", fname); |
| 3189 | 1401 |
| 5284 | 1402 load_save_format format = LS_BINARY; |
| 1403 | |
| 1404 bool save_as_floats = false; | |
| 1405 | |
| 1406 bool append = false; | |
| 3189 | 1407 |
| 5284 | 1408 bool use_zlib = false; |
| 1409 | |
|
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1410 parse_save_options (Voctave_core_file_options, format, append, |
|
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1411 save_as_floats, use_zlib); |
|
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|
1412 |
| 5284 | 1413 std::ios::openmode mode = std::ios::out; |
| 4791 | 1414 |
| 6625 | 1415 // Matlab v7 files are always compressed |
| 1416 if (format == LS_MAT7_BINARY) | |
|
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|
1417 use_zlib = false; |
| 6625 | 1418 |
| 4791 | 1419 if (format == LS_BINARY |
| 1420 #ifdef HAVE_HDF5 | |
|
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1421 || format == LS_HDF5 |
| 4791 | 1422 #endif |
|
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1423 || format == LS_MAT_BINARY |
|
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1424 || format == LS_MAT5_BINARY |
|
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1425 || format == LS_MAT7_BINARY) |
|
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1426 mode |= std::ios::binary; |
| 3189 | 1427 |
| 5284 | 1428 mode |= append ? std::ios::ate : std::ios::trunc; |
| 1429 | |
| 3687 | 1430 #ifdef HAVE_HDF5 |
| 1431 if (format == LS_HDF5) | |
|
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1432 { |
|
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1433 hdf5_ofstream file (fname, mode); |
| 3687 | 1434 |
|
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1435 if (file.file_id >= 0) |
|
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1436 { |
|
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1437 dump_octave_core (file, fname, format, save_as_floats); |
| 3687 | 1438 |
|
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1439 file.close (); |
|
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|
1440 } |
|
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1441 else |
|
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1442 warning ("unable to open '%s' for writing...", fname); |
|
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1443 } |
| 3189 | 1444 else |
| 3687 | 1445 #endif /* HAVE_HDF5 */ |
|
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1446 // don't insert any commands here! The open brace below must |
|
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1447 // go with the else above! |
|
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1448 { |
| 5284 | 1449 #ifdef HAVE_ZLIB |
|
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1450 if (use_zlib) |
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1451 { |
|
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1452 gzofstream file (fname, mode); |
| 4791 | 1453 |
|
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1454 if (file) |
|
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1455 { |
|
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|
1456 dump_octave_core (file, fname, format, save_as_floats); |
| 5284 | 1457 |
|
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1458 file.close (); |
|
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1459 } |
|
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|
1460 else |
|
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|
1461 warning ("unable to open '%s' for writing...", fname); |
|
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1462 } |
|
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|
1463 else |
| 5284 | 1464 #endif |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1465 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1466 std::ofstream file (fname, mode); |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1467 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1468 if (file) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1469 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1470 dump_octave_core (file, fname, format, save_as_floats); |
| 5284 | 1471 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1472 file.close (); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1473 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1474 else |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14268
diff
changeset
|
1475 warning ("unable to open '%s' for writing...", fname); |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1476 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1477 } |
| 1380 | 1478 } |
| 1479 } | |
| 1480 | |
|
19851
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1481 DEFUN (save, args, nargout, |
|
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1482 "-*- texinfo -*-\n\ |
|
11572
7d6d8c1e471f
Grammarcheck Texinfo for files in src directory.
Rik <octave@nomad.inbox5.com>
parents:
11547
diff
changeset
|
1483 @deftypefn {Command} {} save file\n\ |
| 11547 | 1484 @deftypefnx {Command} {} save options file\n\ |
| 1485 @deftypefnx {Command} {} save options file @var{v1} @var{v2} @dots{}\n\ | |
| 1486 @deftypefnx {Command} {} save options file -struct @var{STRUCT} @var{f1} @var{f2} @dots{}\n\ | |
|
19851
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1487 @deftypefnx {Command} {} save @code{\"-\"} @var{v1} @var{v2} @dots{}\n\ |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1488 @deftypefnx {Built-in Function} {@var{s} =} save (@code{\"-\"} @var{v1} @var{v2} @dots{})\n\ |
| 7247 | 1489 Save the named variables @var{v1}, @var{v2}, @dots{}, in the file\n\ |
|
20207
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
19898
diff
changeset
|
1490 @var{file}.\n\ |
|
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
19898
diff
changeset
|
1491 \n\ |
|
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
19898
diff
changeset
|
1492 The special filename @samp{-} may be used to return the\n\ |
|
19186
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1493 content of the variables as a string. If no variable names are listed,\n\ |
|
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1494 Octave saves all the variables in the current scope. Otherwise, full\n\ |
|
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1495 variable names or pattern syntax can be used to specify the variables to\n\ |
|
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1496 save. If the @option{-struct} modifier is used, fields @var{f1} @var{f2}\n\ |
|
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1497 @dots{} of the scalar structure @var{STRUCT} are saved as if they were\n\ |
|
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1498 variables with corresponding names. Valid options for the @code{save}\n\ |
|
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1499 command are listed in the following table. Options that modify the output\n\ |
|
0f9c5a15c8fa
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19064
diff
changeset
|
1500 format override the format specified by @code{save_default_options}.\n\ |
| 3372 | 1501 \n\ |
| 5665 | 1502 If save is invoked using the functional form\n\ |
| 1503 \n\ | |
| 1504 @example\n\ | |
| 7247 | 1505 save (\"-option1\", @dots{}, \"file\", \"v1\", @dots{})\n\ |
| 5665 | 1506 @end example\n\ |
| 1507 \n\ | |
| 1508 @noindent\n\ | |
| 1509 then the @var{options}, @var{file}, and variable name arguments\n\ | |
| 7247 | 1510 (@var{v1}, @dots{}) must be specified as character strings.\n\ |
| 5665 | 1511 \n\ |
|
19851
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1512 If called with a filename of @qcode{\"-\"}, write the output to stdout\n\ |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1513 if nargout is 0, otherwise return the output in a character string.\n\ |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1514 \n\ |
| 3372 | 1515 @table @code\n\ |
|
12661
9f91ca870f91
load-save.cc: Document -append option
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12642
diff
changeset
|
1516 @item -append\n\ |
|
9f91ca870f91
load-save.cc: Document -append option
Jordi Gutiérrez Hermoso <jordigh@gmail.com>
parents:
12642
diff
changeset
|
1517 Append to the destination instead of overwriting.\n\ |
|
13929
9cae456085c2
Grammarcheck of documentation before 3.6.0 release.
Rik <octave@nomad.inbox5.com>
parents:
13026
diff
changeset
|
1518 \n\ |
| 3372 | 1519 @item -ascii\n\ |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1520 Save a single matrix in a text file without header or any other information.\n\ |
| 5197 | 1521 \n\ |
| 3372 | 1522 @item -binary\n\ |
| 1523 Save the data in Octave's binary data format.\n\ | |
| 1524 \n\ | |
| 1525 @item -float-binary\n\ | |
| 1526 Save the data in Octave's binary data format but only using single\n\ | |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1527 precision. Only use this format if you know that all the\n\ |
|
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1528 values to be saved can be represented in single precision.\n\ |
|
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1529 \n\ |
|
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1530 @item -hdf5\n\ |
| 10840 | 1531 Save the data in @sc{hdf5} format.\n\ |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1532 (HDF5 is a free, portable binary format developed by the National\n\ |
|
12160
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1533 Center for Supercomputing Applications at the University of Illinois.)\n\ |
|
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1534 This format is only available if Octave was built with a link to the\n\ |
|
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1535 @sc{hdf5} libraries.\n\ |
|
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1536 \n\ |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1537 @item -float-hdf5\n\ |
| 10840 | 1538 Save the data in @sc{hdf5} format but only using single precision.\n\ |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1539 Only use this format if you know that all the\n\ |
| 3372 | 1540 values to be saved can be represented in single precision.\n\ |
| 1541 \n\ | |
|
17170
d6499c14021c
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
16892
diff
changeset
|
1542 @item -V7\n\ |
| 5269 | 1543 @itemx -v7\n\ |
| 1544 @itemx -7\n\ | |
| 1545 @itemx -mat7-binary\n\ | |
|
12160
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1546 Save the data in @sc{matlab}'s v7 binary data format.\n\ |
|
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1547 \n\ |
|
17170
d6499c14021c
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
16892
diff
changeset
|
1548 @item -V6\n\ |
| 5284 | 1549 @itemx -v6\n\ |
| 5269 | 1550 @itemx -6\n\ |
| 1551 @itemx -mat\n\ | |
| 4884 | 1552 @itemx -mat-binary\n\ |
|
9064
7c02ec148a3c
Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents:
9039
diff
changeset
|
1553 Save the data in @sc{matlab}'s v6 binary data format.\n\ |
| 3372 | 1554 \n\ |
|
17170
d6499c14021c
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
16892
diff
changeset
|
1555 @item -V4\n\ |
| 5256 | 1556 @itemx -v4\n\ |
| 1557 @itemx -4\n\ | |
| 1558 @itemx -mat4-binary\n\ | |
|
9064
7c02ec148a3c
Check grammar on all .cc files
Rik <rdrider0-list@yahoo.com>
parents:
9039
diff
changeset
|
1559 Save the data in the binary format written by @sc{matlab} version 4.\n\ |
| 3688 | 1560 \n\ |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1561 @item -text\n\ |
|
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1562 Save the data in Octave's text data format. (default).\n\ |
| 3687 | 1563 \n\ |
|
17170
d6499c14021c
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
16892
diff
changeset
|
1564 @item -zip\n\ |
| 5269 | 1565 @itemx -z\n\ |
|
10846
a4f482e66b65
Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents:
10840
diff
changeset
|
1566 Use the gzip algorithm to compress the file. This works equally on files\n\ |
|
a4f482e66b65
Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents:
10840
diff
changeset
|
1567 that are compressed with gzip outside of octave, and gzip can equally be\n\ |
|
12160
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1568 used to convert the files for backward compatibility.\n\ |
|
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1569 This option is only available if Octave was built with a link to the zlib\n\ |
|
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1570 libraries.\n\ |
|
b64b82721062
Make documentation static by removing docstrings depending on #ifdef variables
Rik <octave@nomad.inbox5.com>
parents:
11586
diff
changeset
|
1571 @end table\n\ |
| 604 | 1572 \n\ |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1573 The list of variables to save may use wildcard patterns containing\n\ |
| 3372 | 1574 the following special characters:\n\ |
|
14366
b76f0740940e
doc: Periodic grammar check of documentation.
Rik <octave@nomad.inbox5.com>
parents:
14268
diff
changeset
|
1575 \n\ |
| 3372 | 1576 @table @code\n\ |
| 1577 @item ?\n\ | |
| 1578 Match any single character.\n\ | |
| 1579 \n\ | |
| 1580 @item *\n\ | |
| 1581 Match zero or more characters.\n\ | |
| 1582 \n\ | |
| 1583 @item [ @var{list} ]\n\ | |
| 1584 Match the list of characters specified by @var{list}. If the first\n\ | |
| 1585 character is @code{!} or @code{^}, match all characters except those\n\ | |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1586 specified by @var{list}. For example, the pattern @code{[a-zA-Z]} will\n\ |
|
12642
f96b9b9f141b
doc: Periodic grammarcheck and spellcheck of documentation.
Rik <octave@nomad.inbox5.com>
parents:
12483
diff
changeset
|
1587 match all lower and uppercase alphabetic characters.\n\ |
|
7718
62279ce5654c
save: fix continuation character in doc string
John W. Eaton <jwe@octave.org>
parents:
7635
diff
changeset
|
1588 \n\ |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1589 Wildcards may also be used in the field name specifications when using\n\ |
| 10840 | 1590 the @option{-struct} modifier (but not in the struct name itself).\n\ |
| 5197 | 1591 \n\ |
| 3372 | 1592 @end table\n\ |
| 1593 \n\ | |
|
9306
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1594 Except when using the @sc{matlab} binary data file format or the\n\ |
|
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1595 @samp{-ascii} format, saving global\n\ |
|
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1596 variables also saves the global status of the variable. If the variable\n\ |
|
de124edcebf6
Update documentation for load and save
Rik <rdrider0-list@yahoo.com>
parents:
9153
diff
changeset
|
1597 is restored at a later time using @samp{load}, it will be restored as a\n\ |
| 3372 | 1598 global variable.\n\ |
| 1599 \n\ | |
| 1600 The command\n\ | |
| 1601 \n\ | |
| 1602 @example\n\ | |
| 1603 save -binary data a b*\n\ | |
| 1604 @end example\n\ | |
| 1605 \n\ | |
| 1606 @noindent\n\ | |
| 1607 saves the variable @samp{a} and all variables beginning with @samp{b} to\n\ | |
| 1608 the file @file{data} in Octave's binary format.\n\ | |
|
16875
b04ae15530fc
Rename default_save_options() to save_default_options().
Rik <rik@octave.org>
parents:
16555
diff
changeset
|
1609 @seealso{load, save_default_options, save_header_format_string, dlmread, csvread, fread}\n\ |
| 11547 | 1610 @end deftypefn") |
| 604 | 1611 { |
| 2086 | 1612 octave_value_list retval; |
| 604 | 1613 |
|
8034
f61bd8e0d682
fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents:
8021
diff
changeset
|
1614 string_vector argv = args.make_argv (); |
| 1755 | 1615 |
| 1616 if (error_state) | |
| 1617 return retval; | |
| 604 | 1618 |
| 1358 | 1619 // Here is where we would get the default save format if it were |
| 1620 // stored in a user preference variable. | |
| 604 | 1621 |
| 3019 | 1622 bool save_as_floats = false; |
| 630 | 1623 |
| 5284 | 1624 load_save_format format = LS_ASCII; |
| 604 | 1625 |
| 3185 | 1626 bool append = false; |
| 1627 | |
| 5269 | 1628 bool use_zlib = false; |
| 1629 | |
|
8034
f61bd8e0d682
fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents:
8021
diff
changeset
|
1630 // get default options |
|
16875
b04ae15530fc
Rename default_save_options() to save_default_options().
Rik <rik@octave.org>
parents:
16555
diff
changeset
|
1631 parse_save_options (Vsave_default_options, format, append, save_as_floats, |
|
8034
f61bd8e0d682
fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents:
8021
diff
changeset
|
1632 use_zlib); |
| 5351 | 1633 |
|
8034
f61bd8e0d682
fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents:
8021
diff
changeset
|
1634 // override from command line |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1635 argv = parse_save_options (argv, format, append, save_as_floats, |
|
8034
f61bd8e0d682
fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents:
8021
diff
changeset
|
1636 use_zlib); |
|
20267
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20207
diff
changeset
|
1637 int argc = argv.numel (); |
|
8034
f61bd8e0d682
fix default_save_options parsing and allow mixing options with other arguments.
Jaroslav Hajek <highegg@gmail.com>
parents:
8021
diff
changeset
|
1638 int i = 0; |
| 5197 | 1639 |
| 5284 | 1640 if (error_state) |
| 1641 return retval; | |
| 604 | 1642 |
| 2057 | 1643 if (i == argc) |
| 604 | 1644 { |
| 5823 | 1645 print_usage (); |
| 604 | 1646 return retval; |
| 1647 } | |
| 1648 | |
| 630 | 1649 if (save_as_floats && format == LS_ASCII) |
| 1650 { | |
| 1651 error ("save: cannot specify both -ascii and -float-binary"); | |
| 1652 return retval; | |
| 1653 } | |
| 1654 | |
| 1755 | 1655 if (argv[i] == "-") |
| 604 | 1656 { |
| 1755 | 1657 i++; |
| 863 | 1658 |
| 3687 | 1659 #ifdef HAVE_HDF5 |
| 1660 if (format == LS_HDF5) | |
| 4687 | 1661 error ("save: cannot write HDF5 format to stdout"); |
| 3687 | 1662 else |
| 1663 #endif /* HAVE_HDF5 */ | |
|
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1664 // don't insert any commands here! the brace below must go |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1665 // with the "else" above! |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1666 { |
|
57a59eae83cc
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1667 if (append) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1668 warning ("save: ignoring -append option for output to stdout"); |
| 6759 | 1669 |
|
19851
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1670 if (nargout == 0) |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1671 save_vars (argv, i, argc, std::cout, format, save_as_floats, true); |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1672 else |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1673 { |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1674 std::ostringstream output_buf; |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1675 save_vars (argv, i, argc, output_buf, format, save_as_floats, true); |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1676 retval = octave_value (output_buf.str()); |
|
bafcfc5b99af
if save file name is "-" and nargout is 0, write to stdout
John W. Eaton <jwe@octave.org>
parents:
19731
diff
changeset
|
1677 } |
|
10315
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untabify src C++ source files
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parents:
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diff
changeset
|
1678 } |
| 604 | 1679 } |
| 1755 | 1680 |
|
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14268
diff
changeset
|
1681 // Guard against things like 'save a*', which are probably mistakes... |
| 1755 | 1682 |
| 1683 else if (i == argc - 1 && glob_pattern_p (argv[i])) | |
| 1684 { | |
| 5823 | 1685 print_usage (); |
| 604 | 1686 return retval; |
| 1687 } | |
| 1688 else | |
| 1689 { | |
| 3523 | 1690 std::string fname = file_ops::tilde_expand (argv[i]); |
| 1755 | 1691 |
| 1692 i++; | |
| 604 | 1693 |
| 6625 | 1694 // Matlab v7 files are always compressed |
| 1695 if (format == LS_MAT7_BINARY) | |
|
10315
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1696 use_zlib = false; |
| 6625 | 1697 |
| 6759 | 1698 std::ios::openmode mode |
|
10315
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1699 = append ? (std::ios::app | std::ios::ate) : std::ios::out; |
| 6759 | 1700 |
| 4791 | 1701 if (format == LS_BINARY |
| 1702 #ifdef HAVE_HDF5 | |
|
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
1703 || format == LS_HDF5 |
| 4791 | 1704 #endif |
|
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1705 || format == LS_MAT_BINARY |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1706 || format == LS_MAT5_BINARY |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1707 || format == LS_MAT7_BINARY) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1708 mode |= std::ios::binary; |
| 3538 | 1709 |
| 3687 | 1710 #ifdef HAVE_HDF5 |
| 1711 if (format == LS_HDF5) | |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1712 { |
|
17861
870f3e12e163
maint: Use phrase "FIXME:" for problem areas in code.
Rik <rik@octave.org>
parents:
17787
diff
changeset
|
1713 // FIXME: It should be possible to append to HDF5 files. |
|
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1714 if (append) |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1715 { |
|
57a59eae83cc
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1716 error ("save: appending to HDF5 files is not implemented"); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1717 return retval; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1718 } |
| 6759 | 1719 |
|
19898
17d647821d61
maint: More cleanup of C++ code to follow Octave coding conventions.
John W. Eaton <jwe@octave.org>
parents:
19851
diff
changeset
|
1720 bool write_header_info |
|
17d647821d61
maint: More cleanup of C++ code to follow Octave coding conventions.
John W. Eaton <jwe@octave.org>
parents:
19851
diff
changeset
|
1721 = ! (append && H5Fis_hdf5 (fname.c_str ()) > 0); |
| 3687 | 1722 |
|
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1723 hdf5_ofstream hdf5_file (fname.c_str (), mode); |
| 6760 | 1724 |
|
10315
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untabify src C++ source files
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diff
changeset
|
1725 if (hdf5_file.file_id != -1) |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1726 { |
|
57a59eae83cc
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John W. Eaton <jwe@octave.org>
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changeset
|
1727 save_vars (argv, i, argc, hdf5_file, format, |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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changeset
|
1728 save_as_floats, write_header_info); |
| 3687 | 1729 |
|
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1730 hdf5_file.close (); |
|
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1731 } |
|
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1732 else |
|
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1733 { |
|
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1734 gripe_file_open ("save", fname); |
|
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1735 return retval; |
|
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1736 } |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1737 } |
| 863 | 1738 else |
| 3687 | 1739 #endif /* HAVE_HDF5 */ |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10309
diff
changeset
|
1740 // don't insert any statements here! The brace below must go |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1741 // with the "else" above! |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1742 { |
| 5269 | 1743 #ifdef HAVE_ZLIB |
|
10315
57a59eae83cc
untabify src C++ source files
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parents:
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diff
changeset
|
1744 if (use_zlib) |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1745 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1746 gzofstream file (fname.c_str (), mode); |
| 5269 | 1747 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1748 if (file) |
|
57a59eae83cc
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parents:
10309
diff
changeset
|
1749 { |
|
57a59eae83cc
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John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1750 bool write_header_info = ! file.tellp (); |
| 6760 | 1751 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1752 save_vars (argv, i, argc, file, format, |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1753 save_as_floats, write_header_info); |
| 5269 | 1754 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1755 file.close (); |
|
57a59eae83cc
untabify src C++ source files
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parents:
10309
diff
changeset
|
1756 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1757 else |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1758 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10309
diff
changeset
|
1759 gripe_file_open ("save", fname); |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10309
diff
changeset
|
1760 return retval; |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1761 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1762 } |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10309
diff
changeset
|
1763 else |
| 5269 | 1764 #endif |
|
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1765 { |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1766 std::ofstream file (fname.c_str (), mode); |
|
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11572
diff
changeset
|
1767 |
|
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1768 if (file) |
|
57a59eae83cc
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10309
diff
changeset
|
1769 { |
|
57a59eae83cc
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John W. Eaton <jwe@octave.org>
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10309
diff
changeset
|
1770 bool write_header_info = ! file.tellp (); |
| 6760 | 1771 |
|
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1772 save_vars (argv, i, argc, file, format, |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10309
diff
changeset
|
1773 save_as_floats, write_header_info); |
| 5269 | 1774 |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1775 file.close (); |
|
57a59eae83cc
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10309
diff
changeset
|
1776 } |
|
57a59eae83cc
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parents:
10309
diff
changeset
|
1777 else |
|
57a59eae83cc
untabify src C++ source files
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parents:
10309
diff
changeset
|
1778 { |
|
57a59eae83cc
untabify src C++ source files
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10309
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changeset
|
1779 gripe_file_open ("save", fname); |
|
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1780 return retval; |
|
57a59eae83cc
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parents:
10309
diff
changeset
|
1781 } |
|
57a59eae83cc
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diff
changeset
|
1782 } |
|
57a59eae83cc
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diff
changeset
|
1783 } |
| 604 | 1784 } |
| 1785 | |
| 1786 return retval; | |
| 1787 } | |
| 1788 | |
| 5794 | 1789 DEFUN (crash_dumps_octave_core, args, nargout, |
|
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1790 "-*- texinfo -*-\n\ |
| 10840 | 1791 @deftypefn {Built-in Function} {@var{val} =} crash_dumps_octave_core ()\n\ |
| 5794 | 1792 @deftypefnx {Built-in Function} {@var{old_val} =} crash_dumps_octave_core (@var{new_val})\n\ |
|
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13941
diff
changeset
|
1793 @deftypefnx {Built-in Function} {} crash_dumps_octave_core (@var{new_val}, \"local\")\n\ |
| 5794 | 1794 Query or set the internal variable that controls whether Octave tries\n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17183
diff
changeset
|
1795 to save all current variables to the file @file{octave-workspace} if it\n\ |
| 5794 | 1796 crashes or receives a hangup, terminate or similar signal.\n\ |
|
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13941
diff
changeset
|
1797 \n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17183
diff
changeset
|
1798 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
|
20207
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
19898
diff
changeset
|
1799 variable is changed locally for the function and any subroutines it calls.\n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17183
diff
changeset
|
1800 The original variable value is restored when exiting the function.\n\ |
| 5794 | 1801 @seealso{octave_core_file_limit, octave_core_file_name, octave_core_file_options}\n\ |
| 1802 @end deftypefn") | |
| 2194 | 1803 { |
| 5794 | 1804 return SET_INTERNAL_VARIABLE (crash_dumps_octave_core); |
| 2194 | 1805 } |
| 1806 | |
|
16875
b04ae15530fc
Rename default_save_options() to save_default_options().
Rik <rik@octave.org>
parents:
16555
diff
changeset
|
1807 DEFUN (save_default_options, args, nargout, |
|
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17755
diff
changeset
|
1808 "-*- texinfo -*-\n\ |
|
16875
b04ae15530fc
Rename default_save_options() to save_default_options().
Rik <rik@octave.org>
parents:
16555
diff
changeset
|
1809 @deftypefn {Built-in Function} {@var{val} =} save_default_options ()\n\ |
|
b04ae15530fc
Rename default_save_options() to save_default_options().
Rik <rik@octave.org>
parents:
16555
diff
changeset
|
1810 @deftypefnx {Built-in Function} {@var{old_val} =} save_default_options (@var{new_val})\n\ |
|
b04ae15530fc
Rename default_save_options() to save_default_options().
Rik <rik@octave.org>
parents:
16555
diff
changeset
|
1811 @deftypefnx {Built-in Function} {} save_default_options (@var{new_val}, \"local\")\n\ |
| 5794 | 1812 Query or set the internal variable that specifies the default options\n\ |
| 1813 for the @code{save} command, and defines the default format.\n\ | |
|
20207
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
19898
diff
changeset
|
1814 \n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17183
diff
changeset
|
1815 Typical values include @qcode{\"-ascii\"}, @qcode{\"-text -zip\"}.\n\ |
| 10840 | 1816 The default value is @option{-text}.\n\ |
|
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13941
diff
changeset
|
1817 \n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17183
diff
changeset
|
1818 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
|
20207
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
19898
diff
changeset
|
1819 variable is changed locally for the function and any subroutines it calls.\n\ |
|
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
17183
diff
changeset
|
1820 The original variable value is restored when exiting the function.\n\ |
| 5794 | 1821 @seealso{save}\n\ |
| 1822 @end deftypefn") | |
| 4788 | 1823 { |
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1824 return SET_NONEMPTY_INTERNAL_STRING_VARIABLE (save_default_options); |
| 4788 | 1825 } |
| 1826 | |
| 5794 | 1827 DEFUN (octave_core_file_limit, args, nargout, |
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1828 "-*- texinfo -*-\n\ |
| 10840 | 1829 @deftypefn {Built-in Function} {@var{val} =} octave_core_file_limit ()\n\ |
| 5794 | 1830 @deftypefnx {Built-in Function} {@var{old_val} =} octave_core_file_limit (@var{new_val})\n\ |
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1831 @deftypefnx {Built-in Function} {} octave_core_file_limit (@var{new_val}, \"local\")\n\ |
| 5794 | 1832 Query or set the internal variable that specifies the maximum amount\n\ |
| 1833 of memory (in kilobytes) of the top-level workspace that Octave will\n\ | |
| 1834 attempt to save when writing data to the crash dump file (the name of\n\ | |
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1835 the file is specified by @var{octave_core_file_name}).\n\ |
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1836 \n\ |
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1837 If @var{octave_core_file_options} flags specify a binary format,\n\ |
| 5794 | 1838 then @var{octave_core_file_limit} will be approximately the maximum\n\ |
| 1839 size of the file. If a text file format is used, then the file could\n\ | |
| 1840 be much larger than the limit. The default value is -1 (unlimited)\n\ | |
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1841 \n\ |
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1842 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
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1843 variable is changed locally for the function and any subroutines it calls.\n\ |
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1844 The original variable value is restored when exiting the function.\n\ |
| 5794 | 1845 @seealso{crash_dumps_octave_core, octave_core_file_name, octave_core_file_options}\n\ |
| 1846 @end deftypefn") | |
| 3709 | 1847 { |
| 5794 | 1848 return SET_INTERNAL_VARIABLE (octave_core_file_limit); |
| 3709 | 1849 } |
| 1850 | |
| 5794 | 1851 DEFUN (octave_core_file_name, args, nargout, |
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1852 "-*- texinfo -*-\n\ |
| 10840 | 1853 @deftypefn {Built-in Function} {@var{val} =} octave_core_file_name ()\n\ |
| 5794 | 1854 @deftypefnx {Built-in Function} {@var{old_val} =} octave_core_file_name (@var{new_val})\n\ |
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1855 @deftypefnx {Built-in Function} {} octave_core_file_name (@var{new_val}, \"local\")\n\ |
| 5794 | 1856 Query or set the internal variable that specifies the name of the file\n\ |
| 1857 used for saving data from the top-level workspace if Octave aborts.\n\ | |
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1858 \n\ |
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1859 The default value is @qcode{\"octave-workspace\"}\n\ |
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1860 \n\ |
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1861 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
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1862 variable is changed locally for the function and any subroutines it calls.\n\ |
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1863 The original variable value is restored when exiting the function.\n\ |
| 5794 | 1864 @seealso{crash_dumps_octave_core, octave_core_file_name, octave_core_file_options}\n\ |
| 1865 @end deftypefn") | |
| 2194 | 1866 { |
| 5794 | 1867 return SET_NONEMPTY_INTERNAL_STRING_VARIABLE (octave_core_file_name); |
| 1868 } | |
| 4791 | 1869 |
| 5794 | 1870 DEFUN (octave_core_file_options, args, nargout, |
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1871 "-*- texinfo -*-\n\ |
| 10840 | 1872 @deftypefn {Built-in Function} {@var{val} =} octave_core_file_options ()\n\ |
| 5794 | 1873 @deftypefnx {Built-in Function} {@var{old_val} =} octave_core_file_options (@var{new_val})\n\ |
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1874 @deftypefnx {Built-in Function} {} octave_core_file_options (@var{new_val}, \"local\")\n\ |
| 5794 | 1875 Query or set the internal variable that specifies the options used for\n\ |
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1876 saving the workspace data if Octave aborts.\n\ |
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1877 \n\ |
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1878 The value of @code{octave_core_file_options} should follow the same format\n\ |
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1879 as the options for the @code{save} function. The default value is Octave's\n\ |
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1880 binary format.\n\ |
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1881 \n\ |
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1882 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
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1883 variable is changed locally for the function and any subroutines it calls.\n\ |
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1884 The original variable value is restored when exiting the function.\n\ |
| 5642 | 1885 @seealso{crash_dumps_octave_core, octave_core_file_name, octave_core_file_limit}\n\ |
| 5794 | 1886 @end deftypefn") |
| 1887 { | |
| 1888 return SET_NONEMPTY_INTERNAL_STRING_VARIABLE (octave_core_file_options); | |
| 1889 } | |
| 2194 | 1890 |
| 5794 | 1891 DEFUN (save_header_format_string, args, nargout, |
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1892 "-*- texinfo -*-\n\ |
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1893 @deftypefn {Built-in Function} {@var{val} =} save_header_format_string ()\n\ |
| 5794 | 1894 @deftypefnx {Built-in Function} {@var{old_val} =} save_header_format_string (@var{new_val})\n\ |
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1895 @deftypefnx {Built-in Function} {} save_header_format_string (@var{new_val}, \"local\")\n\ |
| 5794 | 1896 Query or set the internal variable that specifies the format\n\ |
| 1897 string used for the comment line written at the beginning of\n\ | |
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1898 text-format data files saved by Octave.\n\ |
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1899 \n\ |
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1900 The format string is passed to @code{strftime} and should begin with the\n\ |
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1901 character @samp{#} and contain no newline characters. If the value of\n\ |
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1902 @code{save_header_format_string} is the empty string, the header comment is\n\ |
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1903 omitted from text-format data files. The default value is\n\ |
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1904 @c Set example in small font to prevent overfull line\n\ |
| 3709 | 1905 \n\ |
| 7031 | 1906 @smallexample\n\ |
| 4060 | 1907 \"# Created by Octave VERSION, %a %b %d %H:%M:%S %Y %Z <USER@@HOST>\"\n\ |
| 7031 | 1908 @end smallexample\n\ |
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1909 \n\ |
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1910 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
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1911 variable is changed locally for the function and any subroutines it calls.\n\ |
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1912 The original variable value is restored when exiting the function.\n\ |
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1913 @seealso{strftime, save}\n\ |
| 5794 | 1914 @end deftypefn") |
| 1915 { | |
| 1916 return SET_INTERNAL_VARIABLE (save_header_format_string); | |
| 2194 | 1917 } |