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110 lines
3.2 KiB
110 lines
3.2 KiB
/*
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** Zabbix
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** Copyright (C) 2001-2023 Zabbix SIA
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**
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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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**
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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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**
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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, MA 02110-1301, USA.
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**/
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#ifndef ZABBIX_THREADS_H
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#define ZABBIX_THREADS_H
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#include "zbxcommon.h"
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#if defined(_WINDOWS) || defined(__MINGW32__)
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/* the ZBXEndThread function is implemented in service.c file */
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void CALLBACK ZBXEndThread(ULONG_PTR dwParam);
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#define ZBX_THREAD_ERROR 0
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#define ZBX_THREAD_HANDLE HANDLE
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#define ZBX_THREAD_HANDLE_NULL NULL
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#define ZBX_THREAD_PRIORITY_NONE 0
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#define ZBX_THREAD_ENTRY_POINTER(pointer_name) \
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unsigned (__stdcall *pointer_name)(void *)
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#define ZBX_THREAD_ENTRY(entry_name, arg_name) \
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unsigned __stdcall entry_name(void *arg_name)
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#define zbx_thread_exit(status) \
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_endthreadex((unsigned int)(status)); \
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return ((unsigned)(status))
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#define zbx_sleep(sec) SleepEx(((DWORD)(sec)) * ((DWORD)1000), TRUE)
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#define zbx_thread_kill(h) QueueUserAPC(ZBXEndThread, h, 0)
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#define zbx_thread_kill_fatal(h) QueueUserAPC(ZBXEndThread, h, 0)
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#else /* not _WINDOWS */
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int zbx_fork(void);
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void zbx_child_fork(pid_t *pid);
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#define ZBX_THREAD_ERROR -1
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#define ZBX_THREAD_HANDLE pid_t
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#define ZBX_THREAD_HANDLE_NULL 0
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#define ZBX_THREAD_PRIORITY_NONE 0
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#define ZBX_THREAD_PRIORITY_FIRST 1
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#define ZBX_THREAD_PRIORITY_SECOND 2
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#define ZBX_THREAD_PRIORITY_COUNT 3
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#define ZBX_THREAD_ENTRY_POINTER(pointer_name) \
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unsigned (* pointer_name)(void *)
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#define ZBX_THREAD_ENTRY(entry_name, arg_name) \
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unsigned entry_name(void *arg_name)
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/* Calling _exit() to terminate child process immediately is important. See ZBX-5732 for details. */
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#define zbx_thread_exit(status) \
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_exit((int)(status)); \
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return ((unsigned)(status))
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#define zbx_sleep(sec) sleep((sec))
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#define zbx_thread_kill(h) kill(h, SIGUSR2)
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#define zbx_thread_kill_fatal(h) kill(h, SIGHUP)
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#endif /* _WINDOWS */
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typedef struct
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{
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unsigned char program_type;
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int server_num;
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int process_num;
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unsigned char process_type;
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}
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zbx_thread_info_t;
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typedef struct
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{
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zbx_thread_info_t info;
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void *args;
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#if defined(_WINDOWS) || defined(__MINGW32__)
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ZBX_THREAD_ENTRY_POINTER(entry);
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#endif
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}
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zbx_thread_args_t;
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void zbx_thread_start(ZBX_THREAD_ENTRY_POINTER(handler), zbx_thread_args_t *thread_args, ZBX_THREAD_HANDLE *thread);
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int zbx_thread_wait(ZBX_THREAD_HANDLE thread);
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void zbx_threads_kill_and_wait(ZBX_THREAD_HANDLE *threads, const int *threads_flags, int threads_num, int ret);
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#if !defined(_WINDOWS) && !defined(__MINGW32__)
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void zbx_pthread_init_attr(pthread_attr_t *attr);
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#endif
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#endif /* ZABBIX_THREADS_H */
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