This file is indexed.

/usr/include/octave-3.8.1/octave/ov-class.h is in liboctave-dev 3.8.1-1ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
/*

Copyright (C) 2007-2013 John W. Eaton
Copyright (C) 2009 VZLU Prague

This file is part of Octave.

Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.

Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#if !defined (octave_ov_class_h)
#define octave_ov_class_h 1

#include <cstdlib>

#include <iosfwd>
#include <string>

#include "mx-base.h"
#include "str-vec.h"

#include "error.h"
#include "oct-alloc.h"
#include "oct-map.h"
#include "ov-base.h"
#include "ov-typeinfo.h"

class octave_value_list;

class tree_walker;

// Data structures.

class
octave_class : public octave_base_value
{
public:

  octave_class (void)
    : octave_base_value (), map (), c_name (),
      parent_list (), obsolete_copies (0)
  { }

  octave_class (const octave_map& m, const std::string& id,
                const std::list<std::string>& plist)
    : octave_base_value (), map (m), c_name (id),
      parent_list (plist), obsolete_copies (0)
  { }

  octave_class (const octave_map& m, const std::string& id,
                const octave_value_list& parents);

  octave_class (const octave_class& s)
    : octave_base_value (s), map (s.map), c_name (s.c_name),
      parent_list (s.parent_list), obsolete_copies (0)  { }

  ~octave_class (void) { }

  octave_base_value *clone (void) const { return new octave_class (*this); }

  octave_base_value *unique_clone (void);

  octave_base_value *empty_clone (void) const
  {
    return new octave_class (octave_map (map.keys ()), c_name, parent_list);
  }

  Cell dotref (const octave_value_list& idx);

  Matrix size (void);

  octave_idx_type numel (const octave_value_list&);

  octave_value subsref (const std::string& type,
                        const std::list<octave_value_list>& idx)
  {
    octave_value_list tmp = subsref (type, idx, 1);
    return tmp.length () > 0 ? tmp(0) : octave_value ();
  }

  octave_value_list subsref (const std::string& type,
                             const std::list<octave_value_list>& idx,
                             int nargout);

  octave_value_list
  do_multi_index_op (int nargout, const octave_value_list& idx)
  {
    return subsref ("(", std::list<octave_value_list> (1, idx), nargout);
  }

  static octave_value numeric_conv (const Cell& val,
                                    const std::string& type);

  void assign(const std::string& k, const octave_value& rhs)
  { map.assign (k, rhs); };

  octave_value subsasgn (const std::string& type,
                         const std::list<octave_value_list>& idx,
                         const octave_value& rhs);

  octave_value undef_subsasgn (const std::string& type,
                               const std::list<octave_value_list>& idx,
                               const octave_value& rhs);

  idx_vector index_vector (void) const;

  dim_vector dims (void) const { return map.dims (); }

  size_t byte_size (void) const;

  // This is the number of elements in each field.  The total number
  // of elements is numel () * nfields ().
  octave_idx_type numel (void) const
  {
    dim_vector dv = dims ();
    return dv.numel ();
  }

  octave_idx_type nfields (void) const { return map.nfields (); }

  size_t nparents (void) const { return parent_list.size (); }

  octave_value reshape (const dim_vector& new_dims) const
  {
    octave_class retval = octave_class (*this);
    retval.map = retval.map_value ().reshape (new_dims);
    return octave_value (new octave_class (retval));
  }

  octave_value resize (const dim_vector& dv, bool = false) const
  {
    octave_class retval = octave_class (*this);
    retval.map.resize (dv);
    return octave_value (new octave_class (retval));
  }

  bool is_defined (void) const { return true; }

  bool is_map (void) const { return false; }

  bool is_object (void) const { return true; }

  octave_map map_value (void) const { return map; }

  string_vector map_keys (void) const;

  std::list<std::string> parent_class_name_list (void) const
  { return parent_list; }

  string_vector parent_class_names (void) const
  { return string_vector (parent_list); }

  octave_base_value *find_parent_class (const std::string&);

  octave_base_value *unique_parent_class (const std::string&);

  string_vector all_strings (bool pad) const;

  void print (std::ostream& os, bool pr_as_read_syntax = false) const;

  void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const;

  bool print_name_tag (std::ostream& os, const std::string& name) const;

  void print_with_name (std::ostream& os, const std::string& name,
                        bool print_padding = true);

  bool reconstruct_exemplar (void);

  static void clear_exemplar_map (void);

  bool reconstruct_parents (void);

  bool save_ascii (std::ostream& os);

  bool load_ascii (std::istream& is);

  bool save_binary (std::ostream& os, bool& save_as_floats);

  bool load_binary (std::istream& is, bool swap,
                    oct_mach_info::float_format fmt);

#if defined (HAVE_HDF5)
  bool save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats);

  bool load_hdf5 (hid_t loc_id, const char *name);
#endif

  mxArray *as_mxArray (void) const;

private:

  octave_map map;

  DECLARE_OCTAVE_ALLOCATOR

public:
  int type_id (void) const { return t_id; }
  std::string type_name (void) const { return t_name; }
  std::string class_name (void) const { return c_name; }

  static int static_type_id (void) { return t_id; }
  static std::string static_type_name (void) { return t_name; }
  static std::string static_class_name (void) { return "<unknown>"; }
  static void register_type (void);

private:
  static int t_id;

  static const std::string t_name;
  std::string c_name;
  std::list<std::string> parent_list;

  bool in_class_method (void);
  std::string get_current_method_class (void);

  octave_value subsasgn_common (const octave_value& obj,
                                const std::string& type,
                                const std::list<octave_value_list>& idx,
                                const octave_value& rhs);

  int obsolete_copies;

public:
  // The list of field names and parent classes defines a class.  We
  // keep track of each class that has been created so that we know
  class exemplar_info
  {
  public:

    exemplar_info (void) : field_names (), parent_class_names () { }

    exemplar_info (const octave_value& obj);

    exemplar_info (const exemplar_info& x)
      : field_names (x.field_names),
        parent_class_names (x.parent_class_names) { }

    exemplar_info& operator = (const exemplar_info& x)
    {
      if (&x != this)
        {
          field_names = x.field_names;
          parent_class_names = x.parent_class_names;
        }
      return *this;
    }

    octave_idx_type nfields (void) const { return field_names.length (); }

    size_t nparents (void) const { return parent_class_names.size (); }

    string_vector fields (void) const { return field_names; }

    std::list<std::string> parents (void) const { return parent_class_names; }

    bool compare (const octave_value& obj) const;

  private:

    string_vector field_names;
    std::list<std::string> parent_class_names;
  };

  // A map from class names to lists of fields.
  static std::map<std::string, exemplar_info> exemplar_map;

  typedef std::map<std::string, exemplar_info>::iterator
    exemplar_iterator;
  typedef std::map<std::string, exemplar_info>::const_iterator
    exemplar_const_iterator;
};

#endif