[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / nios2 / arch-fork.h

/* ARCH_FORK definition for Linux fork implementation.  Nios II version.
   Copyright (C) 2005-2017 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)
Commit	Line	Data
522e6ee3	1	/* ARCH_FORK definition for Linux fork implementation. Nios II version.
bfff8b1b	2	Copyright (C) 2005-2017 Free Software Foundation, Inc.
522e6ee3 CLT	3	This file is part of the GNU C Library.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
	9
	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	Lesser General Public License for more details.
	14
	15	You should have received a copy of the GNU Lesser General Public
	16	License along with the GNU C Library; if not, see
	17	<http://www.gnu.org/licenses/>. */
	18
	19	#include <sched.h>
	20	#include <signal.h>
	21	#include <sysdep.h>
	22	#include <tls.h>
	23
	24	/* Argument 1 - Clone flags.
	25	2 - Child stack pointer.
	26	3 - Parent tid pointer.
	27	4 - Child tid pointer.
	28	5 - New TLS area pointer. */
	29
	30	#define ARCH_FORK() \
	31	INLINE_SYSCALL (clone, 5, \
	32	CLONE_CHILD_SETTID \| CLONE_CHILD_CLEARTID \| SIGCHLD, \
	33	NULL, NULL, &THREAD_SELF->tid, NULL)