/* Copyright (C) 1996-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@cygnus.com>

   and Paul Janzen <pcj@primenet.com>, 1996.

   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 <libc-lock.h>

#include <stdlib.h>

#include <utmp.h>

#include "utmp-private.h"

/* We need to protect the opening of the file.  */

__libc_lock_define_initialized (, __libc_utmp_lock attribute_hidden)

void

__setutent (void)

{

  __libc_lock_lock (__libc_utmp_lock);

  __libc_setutent ();

  __libc_lock_unlock (__libc_utmp_lock);

}

weak_alias (__setutent, setutent)

int

__getutent_r (struct utmp *buffer, struct utmp **result)

{

  int retval;

  __libc_lock_lock (__libc_utmp_lock);

  retval = __libc_getutent_r (buffer, result);

  __libc_lock_unlock (__libc_utmp_lock);

  return retval;

}

libc_hidden_def (__getutent_r)

weak_alias (__getutent_r, getutent_r)

struct utmp *

__pututline (const struct utmp *data)

{

  struct utmp *buffer;

  __libc_lock_lock (__libc_utmp_lock);

  buffer = __libc_pututline (data);

  __libc_lock_unlock (__libc_utmp_lock);

  return buffer;

}

libc_hidden_def (__pututline)

weak_alias (__pututline, pututline)

void

__endutent (void)

{

  __libc_lock_lock (__libc_utmp_lock);

  __libc_endutent ();

  __libc_lock_unlock (__libc_utmp_lock);

}

weak_alias (__endutent, endutent)