sortix-mirror/libc/sched/sched_yield.cpp

35 lines
1.2 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2013, 2014.
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/>.
sched/sched_yield.cpp
Yields control of the CPU so another thread can run.
*******************************************************************************/
#include <sys/syscall.h>
#include <sched.h>
DEFN_SYSCALL0(int, sys_sched_yield, SYSCALL_SCHED_YIELD);
extern "C" int sched_yield(void)
{
return sys_sched_yield();
}