sortix-mirror/libc/unistd/usleep.cpp

34 lines
1.2 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2013.
This file is part of the Sortix C Library.
The Sortix C 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 3 of the License, or (at your
option) any later version.
The Sortix 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
unistd/usleep.cpp
Blocks the current thread for for at least N microseconds.
*******************************************************************************/
#include <time.h>
#include <timespec.h>
#include <unistd.h>
extern "C" int usleep(useconds_t usecs)
{
struct timespec delay = timespec_canonalize(timespec_make(0, usecs * 1000));
return nanosleep(&delay, NULL);
}