/usr/include/octave-3.2.4/octave/oct-mutex.h is in octave3.2-headers 3.2.4-12.
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 | /*
Copyright (C) 2008 Michael Goffioul
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_octave_mutex_h)
#define octave_octave_mutex_h 1
class octave_mutex;
class
octave_base_mutex
{
public:
friend class octave_mutex;
octave_base_mutex (void) : count (1) { }
virtual ~octave_base_mutex (void) { }
virtual void lock (void);
virtual void unlock (void);
private:
int count;
};
class
OCTAVE_API
octave_mutex
{
public:
octave_mutex (void);
octave_mutex (const octave_mutex& m)
{
rep = m.rep;
rep->count++;
}
~octave_mutex (void)
{
if (--rep->count == 0)
delete rep;
}
octave_mutex& operator = (const octave_mutex& m)
{
if (rep != m.rep)
{
if (--rep->count == 0)
delete rep;
rep = m.rep;
rep->count++;
}
return *this;
}
void lock (void)
{
rep->lock ();
}
void unlock (void)
{
rep->unlock ();
}
protected:
octave_base_mutex *rep;
};
class
octave_autolock
{
public:
octave_autolock (const octave_mutex& m)
: mutex (m)
{
mutex.lock ();
}
~octave_autolock (void)
{
mutex.unlock ();
}
private:
// No copying or default constructor!
octave_autolock (void);
octave_autolock (const octave_autolock&);
octave_autolock& operator = (const octave_autolock&);
private:
octave_mutex mutex;
};
#endif
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