wine/libs/port/usleep.c

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/*
* usleep function
*
* Copyright 1996 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
2003-03-23 20:11:45 +00:00
#include <errno.h>
#ifndef HAVE_USLEEP
int usleep (unsigned int useconds)
{
#if defined(__EMX__)
DosSleep(useconds);
return 0;
#elif defined(__BEOS__)
return snooze(useconds);
#elif defined(HAVE_SELECT)
struct timeval delay;
delay.tv_sec = useconds / 1000000;
delay.tv_usec = useconds % 1000000;
select( 0, 0, 0, 0, &delay );
return 0;
#else /* defined(__EMX__) || defined(__BEOS__) || defined(HAVE_SELECT) */
errno = ENOSYS;
return -1;
#endif /* defined(__EMX__) || defined(__BEOS__) || defined(HAVE_SELECT) */
}
#endif /* HAVE_USLEEP */