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61ba7fe64a
Rename lxc_namespace.h to namespace.h Signed-off-by: Daniel Lezcano <daniel.lezcano@free.fr>
74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/*
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* lxc: linux Container library
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*
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* (C) Copyright IBM Corp. 2007, 2008
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*
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* Authors:
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* Daniel Lezcano <dlezcano at fr.ibm.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __namespace_h
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#define __namespace_h
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#include <syscall.h>
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#ifndef CLONE_FS
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# define CLONE_FS 0x00000200
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#endif
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#ifndef CLONE_NEWNS
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# define CLONE_NEWNS 0x00020000
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#endif
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#ifndef CLONE_NEWUTS
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# define CLONE_NEWUTS 0x04000000
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#endif
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#ifndef CLONE_NEWIPC
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# define CLONE_NEWIPC 0x08000000
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#endif
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#ifndef CLONE_NEWUSER
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# define CLONE_NEWUSER 0x10000000
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#endif
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#ifndef CLONE_NEWPID
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# define CLONE_NEWPID 0x20000000
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#endif
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#ifndef CLONE_NEWNET
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# define CLONE_NEWNET 0x40000000
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#endif
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#ifndef __NR_unshare
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# ifdef __i386__
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# define __NR_unshare 310
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# elif __x86_64__
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# define __NR_unshare 272
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# elif __ia64__
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# define __NR_unshare 1296
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# elif __s390__
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# define __NR_unshare 303
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# elif __powerpc__
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# define __NR_unshare 282
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#else
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# error "unsupported architecture"
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# endif
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#endif
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#if __i386__ || __x86_64__ || __powerpc__
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# define fork_ns(flags) syscall(SYS_clone, flags|SIGCHLD, NULL)
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#elif __s390__
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# define fork_ns(flags) syscall(SYS_clone, NULL, flags|SIGCHLD)
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#elif __ia64__
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# define fork_ns(flags) syscall(SYS_clone2, flags|SIGCHLD, NULL)
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#else
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# error "unsupported architecture"
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#endif
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#define unshare_ns(flags) syscall(__NR_unshare, flags, NULL)
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#endif
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