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/*
* lxc: linux Container library
*
* (C) Copyright IBM Corp. 2007, 2008
*
* Authors:
* Daniel Lezcano <dlezcano at fr.ibm.com>
*
* This 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.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __namespace_h
#define __namespace_h
#include <syscall.h>
#ifndef CLONE_FS
# define CLONE_FS 0x00000200
#endif
#ifndef CLONE_NEWNS
# define CLONE_NEWNS 0x00020000
#endif
#ifndef CLONE_NEWUTS
# define CLONE_NEWUTS 0x04000000
#endif
#ifndef CLONE_NEWIPC
# define CLONE_NEWIPC 0x08000000
#endif
#ifndef CLONE_NEWUSER
# define CLONE_NEWUSER 0x10000000
#endif
#ifndef CLONE_NEWPID
# define CLONE_NEWPID 0x20000000
#endif
#ifndef CLONE_NEWNET
# define CLONE_NEWNET 0x40000000
#endif
#ifndef __NR_unshare
# ifdef __i386__
# define __NR_unshare 310
# elif __x86_64__
# define __NR_unshare 272
# elif __ia64__
# define __NR_unshare 1296
# elif __s390__
# define __NR_unshare 303
# elif __powerpc__
# define __NR_unshare 282
#else
# error "unsupported architecture"
# endif
#endif
#if __i386__ || __x86_64__ || __powerpc__
# define fork_ns(flags) syscall(SYS_clone, flags|SIGCHLD, NULL)
#elif __s390__
# define fork_ns(flags) syscall(SYS_clone, NULL, flags|SIGCHLD)
#elif __ia64__
# define fork_ns(flags) syscall(SYS_clone2, flags|SIGCHLD, NULL)
#else
# error "unsupported architecture"
#endif
#define unshare_ns(flags) syscall(__NR_unshare, flags, NULL)
#endif
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