glibc/locale/freelocale.c

51 lines
1.6 KiB
C

/* Free data allocated by a call to setlocale_r
Copyright (C) 1996, 1997, 2000 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <locale.h>
#include <stdlib.h>
#include <bits/libc-lock.h>
#include "localeinfo.h"
/* Lock for protecting global data. */
__libc_lock_define (extern , __libc_setlocale_lock)
void
__freelocale (__locale_t dataset)
{
int cnt;
/* We modify global data. */
__libc_lock_lock (__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]);
/* Free the locale_t handle itself. */
free (dataset);
/* It's done. */
__libc_lock_unlock (__libc_setlocale_lock);
}