MGMDB/MySQL/my_sleep.c
2011-10-02 20:48:43 -05:00

38 lines
1.2 KiB
C

/* Copyright (C) 2000 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* Wait a given number of microseconds */
#include "mysys_priv.h"
#include <m_string.h>
void my_sleep(ulong m_seconds)
{
#ifdef __NETWARE__
delay(m_seconds/1000+1);
#elif defined(__WIN__)
Sleep(m_seconds/1000+1); /* Sleep() has millisecond arg */
#elif defined(HAVE_SELECT)
struct timeval t;
t.tv_sec= m_seconds / 1000000L;
t.tv_usec= m_seconds % 1000000L;
select(0,0,0,0,&t); /* sleep */
#else
uint sec= (uint) (m_seconds / 1000000L);
ulong start= (ulong) time((time_t*) 0);
while ((ulong) time((time_t*) 0) < start+sec);
#endif
}