Blame sysdeps/unix/sysv/linux/sysctl.c

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/* Read or write system information.  Linux version.
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   Copyright (C) 1996-2018 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   The GNU C 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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   The GNU C 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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   You should have received a copy of the GNU Lesser General Public
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   License along with the GNU C Library; if not, see
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   <http://www.gnu.org/licenses/>.  */
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#include <errno.h>
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#include <string.h>	/* For the real memset prototype.  */
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#include <sys/sysctl.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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int
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__sysctl (int *name, int nlen, void *oldval, size_t *oldlenp,
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	  void *newval, size_t newlen)
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{
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  struct __sysctl_args args =
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  {
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    .name = name,
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    .nlen = nlen,
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    .oldval = oldval,
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    .oldlenp = oldlenp,
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    .newval = newval,
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    .newlen = newlen
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  };
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  return INLINE_SYSCALL (_sysctl, 1, &args);
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}
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libc_hidden_def (__sysctl)
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weak_alias (__sysctl, sysctl)