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/* 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, see <https://www.gnu.org/licenses/>. */
#include "../include/sane/config.h"
#ifndef HAVE_USLEEP
#include <sys/types.h>
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#ifdef HAVE_SYS_SELECT_H
# include <sys/select.h>
#endif
#ifdef apollo
# include <apollo/base.h>
# include <apollo/time.h>
static time_$clock_t DomainTime100mS =
{
0, 100000/4
};
static status_$t DomainStatus;
#endif
/* Sleep USECONDS microseconds, or until a previously set timer goes off. */
unsigned int
usleep (unsigned int useconds)
{
#ifdef apollo
/* The usleep function does not work under the SYS5.3 environment.
Use the Domain/OS time_$wait call instead. */
time_$wait (time_$relative, DomainTime100mS, &DomainStatus);
#else
struct timeval delay;
delay.tv_sec = 0;
delay.tv_usec = useconds;
select (0, 0, 0, 0, &delay);
return 0;
#endif
}
#endif /* !HAVE_USLEEP */
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