mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
|
/* Copyright (C) 1992 Free Software Foundation, Inc.
|
||
|
|
This file is part of the GNU C Library.
|
||
|
|
|
||
|
|
The GNU C Library is free software; you can redistribute it and/or
|
||
|
|
modify it under the terms of the GNU Library General Public License as
|
||
|
|
published by the Free Software Foundation; either version 2 of the
|
||
|
|
License, or (at your option) any later version.
|
||
|
|
|
||
|
|
The GNU C 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
|
||
|
|
Library General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU Library General Public
|
||
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
||
|
|
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
||
|
|
Cambridge, MA 02139, USA. */
|
||
|
|
|
||
|
|
#include <ansidecl.h>
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <sys/types.h>
|
||
|
|
#include <sys/time.h>
|
||
|
|
|
||
|
|
/* Sleep USECONDS microseconds, or until a previously set timer goes off. */
|
||
|
|
unsigned int
|
||
|
|
DEFUN(usleep, (useconds), unsigned int useconds)
|
||
|
|
{
|
||
|
|
struct timeval delay;
|
||
|
|
|
||
|
|
delay.tv_sec = 0;
|
||
|
|
delay.tv_usec = useconds;
|
||
|
|
|
||
|
|
(void) __select (0, (fd_set *) NULL, (fd_set *) NULL, (fd_set *) NULL,
|
||
|
|
&delay);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|