/usr/include/p8-platform/threads/threads.h is in libp8-platform-dev 2.1.0.1+dfsg1-1.
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 | #pragma once
/*
* This file is part of the libCEC(R) library.
*
* libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved.
* libCEC(R) is an original work, containing original code.
*
* libCEC(R) is a trademark of Pulse-Eight Limited.
*
* This program is dual-licensed; 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*
* Alternatively, you can license this library under a commercial license,
* please contact Pulse-Eight Licensing for more information.
*
* For more information contact:
* Pulse-Eight Licensing <license@pulse-eight.com>
* http://www.pulse-eight.com/
* http://www.pulse-eight.net/
*/
#include "mutex.h"
namespace P8PLATFORM
{
class CThread
{
public:
CThread(void) :
m_bStop(false),
m_bRunning(false),
m_bStopped(false) {}
virtual ~CThread(void)
{
StopThread(0);
}
static void *ThreadHandler(void *_thread)
{
CThread *thread = static_cast<CThread *>(_thread);
void *retVal = NULL;
if (thread)
{
{
CLockObject lock(thread->m_threadMutex);
thread->m_bRunning = true;
thread->m_bStopped = false;
thread->m_threadCondition.Broadcast();
}
retVal = thread->Process();
{
CLockObject lock(thread->m_threadMutex);
thread->m_bRunning = false;
thread->m_bStopped = true;
thread->m_threadCondition.Broadcast();
}
}
return retVal;
}
virtual bool IsRunning(void)
{
CLockObject lock(m_threadMutex);
return m_bRunning;
}
virtual bool IsStopped(void)
{
CLockObject lock(m_threadMutex);
return m_bStop;
}
virtual bool CreateThread(bool bWait = true)
{
bool bReturn(false);
CLockObject lock(m_threadMutex);
if (!IsRunning())
{
m_bStop = false;
if (ThreadsCreate(m_thread, CThread::ThreadHandler, ((void*)static_cast<CThread *>(this))))
{
if (bWait)
m_threadCondition.Wait(m_threadMutex, m_bRunning);
bReturn = true;
}
}
return bReturn;
}
/*!
* @brief Stop the thread
* @param iWaitMs negative = don't wait, 0 = infinite, or the amount of ms to wait
*/
virtual bool StopThread(int iWaitMs = 5000)
{
bool bReturn(true);
bool bRunning(false);
{
CLockObject lock(m_threadMutex);
bRunning = IsRunning();
m_bStop = true;
}
if (bRunning && iWaitMs >= 0)
{
CLockObject lock(m_threadMutex);
bReturn = m_threadCondition.Wait(m_threadMutex, m_bStopped, iWaitMs);
}
else
{
bReturn = true;
}
return bReturn;
}
virtual bool Sleep(uint32_t iTimeout)
{
CLockObject lock(m_threadMutex);
return m_bStop ? false : m_threadCondition.Wait(m_threadMutex, m_bStopped, iTimeout);
}
virtual void *Process(void) = 0;
protected:
void SetRunning(bool bSetTo);
private:
bool m_bStop;
bool m_bRunning;
bool m_bStopped;
CCondition<bool> m_threadCondition;
CMutex m_threadMutex;
thread_t m_thread;
};
};
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