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103 lines
2.4 KiB
C
103 lines
2.4 KiB
C
/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef NDB_THREAD_H
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#define NDB_THREAD_H
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#include <sys/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum NDB_THREAD_PRIO_ENUM {
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NDB_THREAD_PRIO_HIGHEST,
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NDB_THREAD_PRIO_HIGH,
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NDB_THREAD_PRIO_MEAN,
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NDB_THREAD_PRIO_LOW,
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NDB_THREAD_PRIO_LOWEST
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} NDB_THREAD_PRIO;
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typedef void* (NDB_THREAD_FUNC)(void*);
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typedef void* NDB_THREAD_ARG;
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typedef size_t NDB_THREAD_STACKSIZE;
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struct NdbThread;
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/**
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* Create a thread
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*
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* * p_thread_func: pointer of the function to run in the thread
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* * p_thread_arg: pointer to argument to be passed to the thread
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* * thread_stack_size: stack size for this thread
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* * p_thread_name: pointer to name of this thread
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* * returnvalue: pointer to the created thread
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*/
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struct NdbThread* NdbThread_Create(NDB_THREAD_FUNC *p_thread_func,
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NDB_THREAD_ARG *p_thread_arg,
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const NDB_THREAD_STACKSIZE thread_stack_size,
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const char* p_thread_name,
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NDB_THREAD_PRIO thread_prio);
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/**
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* Destroy a thread
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* Deallocates memory for thread
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* And NULL the pointer
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*
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*/
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void NdbThread_Destroy(struct NdbThread** p_thread);
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/**
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* Waitfor a thread, suspend the execution of the calling thread
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* until the wait_thread_id completes
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*
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* * p_wait_thread, pointer to the thread to wait for
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* * status: exit code from thread waited for
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* * returnvalue: true = succeded, false = failed
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*/
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int NdbThread_WaitFor(struct NdbThread* p_wait_thread, void** status);
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/**
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* Exit thread, terminates the calling thread
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*
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* * status: exit code
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*/
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void NdbThread_Exit(int status);
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/**
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* Set thread concurrency level
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*
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* *
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*/
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int NdbThread_SetConcurrencyLevel(int level);
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#ifdef __cplusplus
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}
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#endif
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#endif
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