/* Definitions of constants and data structure for POSIX 1003.1b-1993

   scheduling interface.

   Copyright (C) 1996-2018 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/>.  */

#ifndef _BITS_SCHED_H

#define _BITS_SCHED_H 1

#ifndef _SCHED_H

# error "Never include <bits/sched.h> directly; use <sched.h> instead."

#endif

/* Scheduling algorithms.  */

#define SCHED_OTHER		0

#define SCHED_FIFO		1

#define SCHED_RR		2

#ifdef __USE_GNU

# define SCHED_BATCH		3

# define SCHED_ISO		4

# define SCHED_IDLE		5

# define SCHED_DEADLINE		6

# define SCHED_RESET_ON_FORK	0x40000000

#endif

#ifdef __USE_GNU

/* Cloning flags.  */

# define CSIGNAL       0x000000ff /* Signal mask to be sent at exit.  */

# define CLONE_VM      0x00000100 /* Set if VM shared between processes.  */

# define CLONE_FS      0x00000200 /* Set if fs info shared between processes.  */

# define CLONE_FILES   0x00000400 /* Set if open files shared between processes.  */

# define CLONE_SIGHAND 0x00000800 /* Set if signal handlers shared.  */

# define CLONE_PTRACE  0x00002000 /* Set if tracing continues on the child.  */

# define CLONE_VFORK   0x00004000 /* Set if the parent wants the child to

				     wake it up on mm_release.  */

# define CLONE_PARENT  0x00008000 /* Set if we want to have the same

				     parent as the cloner.  */

# define CLONE_THREAD  0x00010000 /* Set to add to same thread group.  */

# define CLONE_NEWNS   0x00020000 /* Set to create new namespace.  */

# define CLONE_SYSVSEM 0x00040000 /* Set to shared SVID SEM_UNDO semantics.  */

# define CLONE_SETTLS  0x00080000 /* Set TLS info.  */

# define CLONE_PARENT_SETTID 0x00100000 /* Store TID in userlevel buffer

					   before MM copy.  */

# define CLONE_CHILD_CLEARTID 0x00200000 /* Register exit futex and memory

					    location to clear.  */

# define CLONE_DETACHED 0x00400000 /* Create clone detached.  */

# define CLONE_UNTRACED 0x00800000 /* Set if the tracing process can't

				      force CLONE_PTRACE on this clone.  */

# define CLONE_CHILD_SETTID 0x01000000 /* Store TID in userlevel buffer in

					  the child.  */

# define CLONE_NEWCGROUP    0x02000000	/* New cgroup namespace.  */

# define CLONE_NEWUTS	0x04000000	/* New utsname group.  */

# define CLONE_NEWIPC	0x08000000	/* New ipcs.  */

# define CLONE_NEWUSER	0x10000000	/* New user namespace.  */

# define CLONE_NEWPID	0x20000000	/* New pid namespace.  */

# define CLONE_NEWNET	0x40000000	/* New network namespace.  */

# define CLONE_IO	0x80000000	/* Clone I/O context.  */

#endif

#include <bits/types/struct_sched_param.h>

__BEGIN_DECLS

#ifdef __USE_GNU

/* Clone current process.  */

extern int clone (int (*__fn) (void *__arg), void *__child_stack,

		  int __flags, void *__arg, ...) __THROW;

/* Unshare the specified resources.  */

extern int unshare (int __flags) __THROW;

/* Get index of currently used CPU.  */

extern int sched_getcpu (void) __THROW;

/* Switch process to namespace of type NSTYPE indicated by FD.  */

extern int setns (int __fd, int __nstype) __THROW;

#endif

__END_DECLS

#endif /* bits/sched.h */