187 lines
3.4 KiB
C++
187 lines
3.4 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2002 Chris Schoeneman, Nick Bolton, Sorin Sbarnea
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "CThread.h"
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#include "XMT.h"
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#include "XThread.h"
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#include "CLog.h"
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#include "IJob.h"
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#include "CArch.h"
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//
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// CThread
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//
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CThread::CThread(IJob* job)
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{
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m_thread = ARCH->newThread(&CThread::threadFunc, job);
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if (m_thread == NULL) {
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// couldn't create thread
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delete job;
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throw XMTThreadUnavailable();
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}
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}
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CThread::CThread(const CThread& thread)
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{
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m_thread = ARCH->copyThread(thread.m_thread);
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}
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CThread::CThread(CArchThread adoptedThread)
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{
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m_thread = adoptedThread;
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}
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CThread::~CThread()
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{
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ARCH->closeThread(m_thread);
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}
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CThread&
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CThread::operator=(const CThread& thread)
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{
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// copy given thread and release ours
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CArchThread copy = ARCH->copyThread(thread.m_thread);
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ARCH->closeThread(m_thread);
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// cut over
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m_thread = copy;
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return *this;
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}
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void
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CThread::exit(void* result)
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{
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throw XThreadExit(result);
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}
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void
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CThread::cancel()
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{
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ARCH->cancelThread(m_thread);
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}
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void
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CThread::setPriority(int n)
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{
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ARCH->setPriorityOfThread(m_thread, n);
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}
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void
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CThread::unblockPollSocket()
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{
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ARCH->unblockPollSocket(m_thread);
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}
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CThread
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CThread::getCurrentThread()
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{
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return CThread(ARCH->newCurrentThread());
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}
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void
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CThread::testCancel()
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{
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ARCH->testCancelThread();
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}
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bool
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CThread::wait(double timeout) const
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{
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return ARCH->wait(m_thread, timeout);
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}
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void*
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CThread::getResult() const
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{
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if (wait())
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return ARCH->getResultOfThread(m_thread);
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else
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return NULL;
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}
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IArchMultithread::ThreadID
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CThread::getID() const
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{
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return ARCH->getIDOfThread(m_thread);
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}
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bool
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CThread::operator==(const CThread& thread) const
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{
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return ARCH->isSameThread(m_thread, thread.m_thread);
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}
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bool
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CThread::operator!=(const CThread& thread) const
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{
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return !ARCH->isSameThread(m_thread, thread.m_thread);
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}
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void*
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CThread::threadFunc(void* vjob)
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{
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// get this thread's id for logging
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IArchMultithread::ThreadID id;
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{
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CArchThread thread = ARCH->newCurrentThread();
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id = ARCH->getIDOfThread(thread);
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ARCH->closeThread(thread);
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}
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// get job
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IJob* job = reinterpret_cast<IJob*>(vjob);
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// run job
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void* result = NULL;
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try {
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// go
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LOG((CLOG_DEBUG1 "thread 0x%08x entry", id));
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job->run();
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LOG((CLOG_DEBUG1 "thread 0x%08x exit", id));
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}
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catch (XThreadCancel&) {
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// client called cancel()
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LOG((CLOG_DEBUG1 "caught cancel on thread 0x%08x", id));
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delete job;
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throw;
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}
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catch (XThreadExit& e) {
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// client called exit()
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result = e.m_result;
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LOG((CLOG_DEBUG1 "caught exit on thread 0x%08x, result %p", id, result));
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}
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catch (XBase& e) {
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LOG((CLOG_ERR "exception on thread 0x%08x: %s", id, e.what()));
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delete job;
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throw;
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}
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catch (...) {
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LOG((CLOG_ERR "exception on thread 0x%08x: <unknown>", id));
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delete job;
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throw;
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}
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// done with job
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delete job;
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// return exit result
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return result;
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}
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