glibc/sysdeps/mach/sched_yield.c

32 lines
1.0 KiB
C

/* sched_yield -- yield the processor. Mach version.
Copyright (C) 2000-2014 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <sched.h>
#include <mach.h>
/* Yield the processor. */
int
__sched_yield (void)
{
(void) __swtch ();
return 0;
}
libc_hidden_def (__sched_yield)
weak_alias (__sched_yield, sched_yield)