/usr/include/raul/Slave.hpp is in libraul-dev 0.8.0+dfsg0-0.1ubuntu1.
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 | /* This file is part of Raul.
* Copyright (C) 2007-2009 David Robillard <http://drobilla.net>
*
* Raul 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 2 of the License, or (at your option) any later
* version.
*
* Raul 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 details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef RAUL_SLAVE_HPP
#define RAUL_SLAVE_HPP
#include <pthread.h>
#include "raul/Semaphore.hpp"
#include "raul/Thread.hpp"
namespace Raul {
/** Thread driven by (realtime safe) signals.
*
* Use this to perform some task in a separate thread you want to 'drive'
* from a realtime (or otherwise) thread.
*
* \ingroup raul
*/
class Slave : public Thread
{
public:
Slave() : _whip(0) {}
/** Tell the slave to do whatever work it does. Realtime safe. */
inline void whip() { _whip.post(); }
protected:
/** Worker method.
*
* This is called once from this thread every time whip() is called.
* Implementations likely want to put a single (non loop) chunk of code
* here, e.g. to process an event.
*/
virtual void _whipped() = 0;
Semaphore _whip;
private:
inline void _run() {
while (true) {
_whip.wait();
_whipped();
}
}
};
} // namespace Raul
#endif // RAUL_SLAVE_HPP
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