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Diffstat (limited to 'src/server/shared/Threading/Threading.cpp')
| -rw-r--r-- | src/server/shared/Threading/Threading.cpp | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/src/server/shared/Threading/Threading.cpp b/src/server/shared/Threading/Threading.cpp deleted file mode 100644 index 023939fad6..0000000000 --- a/src/server/shared/Threading/Threading.cpp +++ /dev/null @@ -1,235 +0,0 @@ -/* - * Copyright (C) - * Copyright (C) - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#include "Threading.h" -#include "Errors.h" -#include <ace/OS_NS_unistd.h> -#include <ace/Sched_Params.h> -#include <vector> - -using namespace ACE_Based; - -ThreadPriority::ThreadPriority() -{ - for (int i = Idle; i < MAXPRIORITYNUM; ++i) - m_priority[i] = ACE_THR_PRI_OTHER_DEF; - - m_priority[Idle] = ACE_Sched_Params::priority_min(ACE_SCHED_OTHER); - m_priority[Realtime] = ACE_Sched_Params::priority_max(ACE_SCHED_OTHER); - - std::vector<int> _tmp; - - ACE_Sched_Params::Policy _policy = ACE_SCHED_OTHER; - ACE_Sched_Priority_Iterator pr_iter(_policy); - - while (pr_iter.more()) - { - _tmp.push_back(pr_iter.priority()); - pr_iter.next(); - } - - ASSERT (!_tmp.empty()); - - if (_tmp.size() >= MAXPRIORITYNUM) - { - const size_t max_pos = _tmp.size(); - size_t min_pos = 1; - size_t norm_pos = 0; - for (size_t i = 0; i < max_pos; ++i) - { - if (_tmp[i] == ACE_THR_PRI_OTHER_DEF) - { - norm_pos = i + 1; - break; - } - } - - // since we have only 7(seven) values in enum Priority - // and 3 we know already (Idle, Normal, Realtime) so - // we need to split each list [Idle...Normal] and [Normal...Realtime] - // into pieces - const size_t _divider = 4; - size_t _div = (norm_pos - min_pos) / _divider; - if (_div == 0) - _div = 1; - - min_pos = (norm_pos - 1); - - m_priority[Low] = _tmp[min_pos -= _div]; - m_priority[Lowest] = _tmp[min_pos -= _div ]; - - _div = (max_pos - norm_pos) / _divider; - if (_div == 0) - _div = 1; - - min_pos = norm_pos - 1; - - m_priority[High] = _tmp[min_pos += _div]; - m_priority[Highest] = _tmp[min_pos += _div]; - } -} - -int ThreadPriority::getPriority(Priority p) const -{ - if (p < Idle) - p = Idle; - - if (p > Realtime) - p = Realtime; - - return m_priority[p]; -} - -#define THREADFLAG (THR_NEW_LWP | THR_SCHED_DEFAULT| THR_JOINABLE) - -Thread::Thread(): m_iThreadId(0), m_hThreadHandle(0), m_task(0) -{ - -} - -Thread::Thread(Runnable* instance): m_iThreadId(0), m_hThreadHandle(0), m_task(instance) -{ - // register reference to m_task to prevent it deeltion until destructor - if (m_task) - m_task->incReference(); - - bool _start = start(); - ASSERT (_start); -} - -Thread::~Thread() -{ - //Wait(); - - // deleted runnable object (if no other references) - if (m_task) - m_task->decReference(); -} - -//initialize Thread's class static member -Thread::ThreadStorage Thread::m_ThreadStorage; -ThreadPriority Thread::m_TpEnum; - -bool Thread::start() -{ - if (m_task == 0 || m_iThreadId != 0) - return false; - - // incRef before spawing the thread, otherwise Thread::ThreadTask() might call decRef and delete m_task - m_task->incReference(); - - bool res = (ACE_Thread::spawn(&Thread::ThreadTask, (void*)m_task, THREADFLAG, &m_iThreadId, &m_hThreadHandle) == 0); - - if (!res) - m_task->decReference(); - - return res; -} - -bool Thread::wait() -{ - if (!m_hThreadHandle || !m_task) - return false; - - ACE_THR_FUNC_RETURN _value = ACE_THR_FUNC_RETURN(-1); - int _res = ACE_Thread::join(m_hThreadHandle, &_value); - - m_iThreadId = 0; - m_hThreadHandle = 0; - - return (_res == 0); -} - -void Thread::destroy() -{ - if (!m_iThreadId || !m_task) - return; - - if (ACE_Thread::kill(m_iThreadId, -1) != 0) - return; - - m_iThreadId = 0; - m_hThreadHandle = 0; - - // reference set at ACE_Thread::spawn - m_task->decReference(); -} - -void Thread::suspend() -{ - ACE_Thread::suspend(m_hThreadHandle); -} - -void Thread::resume() -{ - ACE_Thread::resume(m_hThreadHandle); -} - -ACE_THR_FUNC_RETURN Thread::ThreadTask(void * param) -{ - Runnable* _task = (Runnable*)param; - _task->run(); - - // task execution complete, free referecne added at - _task->decReference(); - - return (ACE_THR_FUNC_RETURN)0; -} - -ACE_thread_t Thread::currentId() -{ - return ACE_Thread::self(); -} - -ACE_hthread_t Thread::currentHandle() -{ - ACE_hthread_t _handle; - ACE_Thread::self(_handle); - - return _handle; -} - -Thread * Thread::current() -{ - Thread * _thread = m_ThreadStorage.ts_object(); - if (!_thread) - { - _thread = new Thread(); - _thread->m_iThreadId = Thread::currentId(); - _thread->m_hThreadHandle = Thread::currentHandle(); - - Thread * _oldValue = m_ThreadStorage.ts_object(_thread); - if (_oldValue) - delete _oldValue; - } - - return _thread; -} - -void Thread::setPriority(Priority type) -{ - int _priority = m_TpEnum.getPriority(type); - int _ok = ACE_Thread::setprio(m_hThreadHandle, _priority); - //remove this ASSERT in case you don't want to know is thread priority change was successful or not - ASSERT (_ok == 0); -} - -void Thread::Sleep(unsigned long msecs) -{ - ACE_OS::sleep(ACE_Time_Value(0, 1000 * msecs)); -} |