glibc/sysdeps/unix/sysv/linux/nios2/arch-fork.h
2015-01-17 22:29:12 -08:00

34 lines
1.2 KiB
C

/* ARCH_FORK definition for Linux fork implementation. Nios II version.
Copyright (C) 2005-2015 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 <sched.h>
#include <signal.h>
#include <sysdep.h>
#include <tls.h>
/* Argument 1 - Clone flags.
2 - Child stack pointer.
3 - Parent tid pointer.
4 - Child tid pointer.
5 - New TLS area pointer. */
#define ARCH_FORK() \
INLINE_SYSCALL (clone, 5, \
CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, \
NULL, NULL, &THREAD_SELF->tid, NULL)