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dvmhost/src/Thread.cpp

120 lines
2.8 KiB

/**
* Digital Voice Modem - Host Software
* GPLv2 Open Source. Use is subject to license terms.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* @package DVM / Host Software
*
*/
//
// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
//
/*
* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
* Copyright (C) 2023 by Bryan Biedenkapp N2PLL
*
* This program 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.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Thread.h"
#include <sys/prctl.h>
#include <signal.h>
#include <unistd.h>
// ---------------------------------------------------------------------------
// Public Class Members
// ---------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the Thread class.
/// </summary>
Thread::Thread() :
m_thread(),
m_started(false)
{
/* stub */
}
/// <summary>
/// Finalizes a instance of the Thread class.
/// </summary>
Thread::~Thread()
{
/* stub */
}
/// <summary>
/// Starts the thread execution.
/// </summary>
/// <returns>True, if thread started, otherwise false.</returns>
bool Thread::run()
{
if (m_started)
return m_started;
m_started = true;
return ::pthread_create(&m_thread, NULL, helper, this) == 0;
}
/// <summary>
///
/// </summary>
void Thread::wait()
{
::pthread_join(m_thread, NULL);
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
void Thread::setName(std::string name)
{
if (!m_started)
return;
if (pthread_kill(m_thread, 0) != 0)
return;
#ifdef _GNU_SOURCE
::pthread_setname_np(m_thread, name.c_str());
#endif // _GNU_SOURCE
}
/// <summary>
///
/// </summary>
/// <param name="ms"></param>
void Thread::sleep(uint32_t ms)
{
::usleep(ms * 1000);
}
// ---------------------------------------------------------------------------
// Private Class Members
// ---------------------------------------------------------------------------
/// <summary>
///
/// </summary>
/// <param name="arg"></param>
/// <returns></returns>
void* Thread::helper(void* arg)
{
Thread* p = (Thread*)arg;
p->entry();
return nullptr;
}

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