53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero 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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#define _DEFAULT_SOURCE
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#include "tthread.h"
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TdThread* taosCreateThread(void* (*__start_routine)(void*), void* param) {
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TdThread* pthread = (TdThread*)taosMemoryMalloc(sizeof(TdThread));
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TdThreadAttr thattr;
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taosThreadAttrInit(&thattr);
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taosThreadAttrSetDetachState(&thattr, PTHREAD_CREATE_JOINABLE);
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int32_t ret = taosThreadCreate(pthread, &thattr, __start_routine, param);
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taosThreadAttrDestroy(&thattr);
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if (ret != 0) {
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taosMemoryFree(pthread);
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return NULL;
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}
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return pthread;
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}
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bool taosDestroyThread(TdThread* pthread) {
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if (pthread == NULL) return false;
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if (taosThreadRunning(pthread)) {
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taosThreadCancel(*pthread);
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taosThreadJoin(*pthread, NULL);
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}
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taosMemoryFree(pthread);
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return true;
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}
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bool taosThreadRunning(TdThread* pthread) {
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if (pthread == NULL) return false;
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int32_t ret = taosThreadKill(*pthread, 0);
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if (ret == ESRCH) return false;
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if (ret == EINVAL) return false;
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// alive
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return true;
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}
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