/usr/include/OpenThreads/Condition is in libopenthreads-dev 3.2.1-6.
This file is owned by root:root, with mode 0o644.
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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 | /* -*-c++-*- OpenThreads library, Copyright (C) 2002 - 2007 The Open Thread Group
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library 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
* OpenSceneGraph Public License for more details.
*/
//
// Condition - C++ condition class
// ~~~~~~~~~
//
#ifndef _OPENTHREADS_CONDITION_
#define _OPENTHREADS_CONDITION_
#include <OpenThreads/Exports>
#include <OpenThreads/Mutex>
namespace OpenThreads {
/**
* @class Condition
* @brief This class provides an object-oriented thread condition interface.
*/
class OPENTHREAD_EXPORT_DIRECTIVE Condition {
public:
/**
* Constructor
*/
Condition();
/**
* Destructor
*/
virtual ~Condition();
/**
* Wait on a mutex.
*/
virtual int wait(Mutex *mutex);
/**
* Wait on a mutex for a given amount of time (ms)
*
* @return 0 if normal, -1 if errno set, errno code otherwise.
*/
virtual int wait(Mutex *mutex, unsigned long int ms);
/**
* Signal a SINGLE thread to wake if it's waiting.
*
* @return 0 if normal, -1 if errno set, errno code otherwise.
*/
virtual int signal();
/**
* Wake all threads waiting on this condition.
*
* @return 0 if normal, -1 if errno set, errno code otherwise.
*/
virtual int broadcast();
private:
/**
* Private copy constructor, to prevent tampering.
*/
Condition(const Condition &/*c*/) {};
/**
* Private copy assignment, to prevent tampering.
*/
Condition &operator=(const Condition &/*c*/) {return *(this);};
/**
* Implementation-specific data
*/
void *_prvData;
};
}
#endif // !_OPENTHREADS_CONDITION_
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