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https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
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62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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This program 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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as published by the Free Software Foundation; version 2 of
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the License.
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This program 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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/*******************************************************************************
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* $Id: we_bulkstatus.h 4648 2013-05-29 21:42:40Z rdempsey $
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*
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*******************************************************************************/
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/** @file */
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#pragma once
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#if 0 // defined(_MSC_VER) && defined(WE_BULKSTATUS_DLLEXPORT)
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#define EXPORT __declspec(dllexport)
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#else
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#define EXPORT
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#endif
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namespace WriteEngine
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{
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// Defined this class to hold the global JobStatus flag rather then storing in
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// BulkLoad, because that would introduce circular dependencies, with the other
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// classes needing BulkLoad. So put the JobStatus in a separate class.
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class BulkStatus
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{
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public:
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static int getJobStatus()
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{
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return fJobStatus;
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}
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static void setJobStatus(int jobStatus)
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{
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fJobStatus = jobStatus;
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}
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private:
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/* @brief Global job status flag.
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* Declared volatile to insure that all threads see when this flag is
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* changed. We don't worry about using a mutex since we are just using
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* as a flag. Making the variable volatile should suffice, to make it
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* work with multiple threads.
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*/
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static volatile int fJobStatus;
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};
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} // namespace WriteEngine
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#undef EXPORT
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