6c4a4a3ee0
WorkerDisposableTask is intended to be passed using auto_ptr, to make it plain that the ownership is moved. If it's inherited from WorkerTask it can be passed as a WorkerTask, which is confusing as it in that case will not be disposed of.
56 lines
939 B
C++
56 lines
939 B
C++
/*
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* Copyright (c) 2016 MariaDB Corporation Ab
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*
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* Use of this software is governed by the Business Source License included
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* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
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*
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* Change Date: 2019-07-01
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*
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* On the date above, in accordance with the Business Source License, use
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* of this software will be governed by version 2 or later of the General
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* Public License.
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*/
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#include "maxscale/workertask.hh"
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#include <maxscale/atomic.h>
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#include <maxscale/debug.h>
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namespace maxscale
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{
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//
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// WorkerTask
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//
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WorkerTask::~WorkerTask()
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{
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}
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//
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// WorkerDisposableTask
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//
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WorkerDisposableTask::WorkerDisposableTask()
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: m_count(0)
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{
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}
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WorkerDisposableTask::~WorkerDisposableTask()
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{
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}
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void WorkerDisposableTask::inc_ref()
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{
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atomic_add(&m_count, 1);
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}
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void WorkerDisposableTask::dec_ref()
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{
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ss_dassert(atomic_load_int32(&m_count) > 0);
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if (atomic_add(&m_count, -1) == 1)
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{
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delete this;
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}
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}
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}
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