mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-27 11:43:34 +08:00
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/* Free data allocated by a call to setlocale_r
|
|
Copyright (C) 1996-2020 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
|
|
<https://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)
|