/usr/include/octave-4.2.2/octave/oct-iostrm.h is in liboctave-dev 4.2.2-1ubuntu1.
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 | /*
Copyright (C) 1996-2017 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_iostrm_h)
#define octave_oct_iostrm_h 1
#include "octave-config.h"
#include <iosfwd>
#include "oct-stream.h"
class
octave_base_iostream : public octave_base_stream
{
public:
octave_base_iostream (const std::string& n = "",
std::ios::openmode m = std::ios::in | std::ios::out,
octave::mach_info::float_format ff
= octave::mach_info::native_float_format ())
: octave_base_stream (m, ff), nm (n) { }
// Position a stream at OFFSET relative to ORIGIN.
int seek (off_t offset, int origin);
// Return current stream position.
off_t tell (void);
// Return nonzero if EOF has been reached on this stream.
bool eof (void) const;
// The name of the file.
std::string name (void) const { return nm; }
protected:
~octave_base_iostream (void) { }
void invalid_operation (void) const;
private:
std::string nm;
virtual const char *stream_type (void) const = 0;
// No copying!
octave_base_iostream (const octave_base_iostream&);
octave_base_iostream& operator = (const octave_base_iostream&);
};
class
octave_istream : public octave_base_iostream
{
public:
octave_istream (std::istream *arg = 0, const std::string& n = "")
: octave_base_iostream (n, std::ios::in,
octave::mach_info::native_float_format ()),
is (arg)
{ }
static octave_stream
create (std::istream *arg = 0, const std::string& n = "");
// Return nonzero if EOF has been reached on this stream.
bool eof (void) const;
std::istream *input_stream (void) { return is; }
std::ostream *output_stream (void) { return 0; }
protected:
~octave_istream (void) { }
private:
std::istream *is;
const char *stream_type (void) const { return "octave_istream"; }
// No copying!
octave_istream (const octave_istream&);
octave_istream& operator = (const octave_istream&);
};
class
octave_ostream : public octave_base_iostream
{
public:
octave_ostream (std::ostream *arg, const std::string& n = "")
: octave_base_iostream (n, std::ios::out,
octave::mach_info::native_float_format ()),
os (arg)
{ }
static octave_stream
create (std::ostream *arg, const std::string& n = "");
// Return nonzero if EOF has been reached on this stream.
bool eof (void) const;
std::istream *input_stream (void) { return 0; }
std::ostream *output_stream (void) { return os; }
protected:
~octave_ostream (void) { }
private:
std::ostream *os;
const char *stream_type (void) const { return "octave_ostream"; }
// No copying!
octave_ostream (const octave_ostream&);
octave_ostream& operator = (const octave_ostream&);
};
#endif
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