MaxScale/server/core/thread.c
2017-02-14 21:42:28 +02:00

71 lines
1.5 KiB
C

/*
* Copyright (c) 2016 MariaDB Corporation Ab
*
* Use of this software is governed by the Business Source License included
* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
*
* Change Date: 2019-07-01
*
* On the date above, in accordance with the Business Source License, use
* of this software will be governed by version 2 or later of the General
* Public License.
*/
#include <maxscale/thread.h>
/**
* @file thread.c - Implementation of thread related operations
*
* @verbatim
* Revision History
*
* Date Who Description
* 25/06/13 Mark Riddoch Initial implementation
*
* @endverbatim
*/
/**
* Start a polling thread
*
* @param thd Pointer to the THREAD object
* @param entry The entry point to call
* @param arg The argument to pass the thread entry point
* @return The thread handle or NULL if an error occurred
*/
THREAD *thread_start(THREAD *thd, void (*entry)(void *), void *arg)
{
if (pthread_create(thd, NULL, (void *(*)(void *))entry, arg) != 0)
{
return NULL;
}
return thd;
}
/**
* Wait for a running threads to complete.
*
* @param thd The thread handle
*/
void
thread_wait(THREAD thd)
{
void *rval;
pthread_join((pthread_t)thd, &rval);
}
/**
* Put the thread to sleep for a number of milliseconds
*
* @param ms Number of milliseconds to sleep
*/
void
thread_millisleep(int ms)
{
struct timespec req;
req.tv_sec = ms / 1000;
req.tv_nsec = (ms % 1000) * 1000000;
nanosleep(&req, NULL);
}