/* Free data allocated by a call to setlocale_r

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

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@cygnus.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 <locale.h>

#include <stdlib.h>

#include <libc-lock.h>

#include "localeinfo.h"

/* Lock for protecting global data.  */

__libc_rwlock_define (extern , __libc_setlocale_lock attribute_hidden)

void

__freelocale (locale_t dataset)

{

  int cnt;

  /* This static object is returned for newlocale (LC_ALL_MASK, "C").  */

  if (dataset == _nl_C_locobj_ptr)

    return;

  /* We modify global data (the usage counts).  */

  __libc_rwlock_wrlock (__libc_setlocale_lock);

  for (cnt = 0; cnt < __LC_LAST; ++cnt)

    if (cnt != LC_ALL && dataset->__locales[cnt]->usage_count != UNDELETABLE)

      /* We can remove the data.  */

      _nl_remove_locale (cnt, dataset->__locales[cnt]);

  /* It's done.  */

  __libc_rwlock_unlock (__libc_setlocale_lock);

  /* Free the locale_t handle itself.  */

  free (dataset);

}

weak_alias (__freelocale, freelocale)