/usr/include/octave-4.0.0/octave/oct-lvalue.h is in liboctave-dev 4.0.0-3ubuntu9.
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 | /*
Copyright (C) 1996-2015 John W. Eaton
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_oct_lvalue_h)
#define octave_oct_lvalue_h 1
class octave_value;
class octave_value_list;
#include <string>
#include "oct-obj.h"
#include "pt-idx.h"
#include "symtab.h"
class
octave_lvalue
{
public:
octave_lvalue (const symbol_table::symbol_reference& s
= symbol_table::symbol_reference ())
: sym (s), type (), idx (), nel (1)
{ }
octave_lvalue (const octave_lvalue& vr)
: sym (vr.sym), type (vr.type), idx (vr.idx), nel (vr.nel)
{ }
octave_lvalue& operator = (const octave_lvalue& vr)
{
if (this != &vr)
{
sym = vr.sym;
type = vr.type;
idx = vr.idx;
nel = vr.nel;
}
return *this;
}
~octave_lvalue (void) { }
bool is_black_hole (void) const { return sym.is_black_hole (); }
bool is_defined (void) const
{
return ! is_black_hole () && sym->is_defined ();
}
bool is_undefined (void) const
{
return is_black_hole () || sym->is_undefined ();
}
bool is_map (void) const
{
return value().is_map ();
}
void define (const octave_value& v) { sym->assign (v); }
void assign (octave_value::assign_op, const octave_value&);
void numel (octave_idx_type n) { nel = n; }
octave_idx_type numel (void) const { return nel; }
void set_index (const std::string& t, const std::list<octave_value_list>& i);
void clear_index (void) { type = std::string (); idx.clear (); }
void do_unary_op (octave_value::unary_op op);
octave_value value (void) const;
private:
symbol_table::symbol_reference sym;
std::string type;
std::list<octave_value_list> idx;
octave_idx_type nel;
};
#endif
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