/* Linuxthreads - a simple clone()-based implementation of Posix */
/* threads for Linux. */
/* Copyright (C) 1996 Xavier Leroy (Xavier.Leroy@inria.fr) */
/* */
/* This program 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. */
/* */
/* 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 Library General Public License for more details. */
/* A thread-safe sleep() function. */
#include <stddef.h>
#include <unistd.h>
#include <sys/time.h>
#include "pthread.h"
#include "internals.h"
unsigned int sleep(unsigned int seconds)
{
struct timespec tp;
tp.tv_sec = (int) seconds;
tp.tv_nsec = 0;
if (__nanosleep(&tp, &tp) == 0)
return 0;
else
return (tp.tv_sec + 1); /* round up */
}
Autor: Karol Goł±b