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[glibc.git] / locale / freelocale.c
blob3cfa5276ca1d5d6bc8997edc2885528ecfa8ec65
1 /* Free data allocated by a call to setlocale_r
2 Copyright (C) 1996, 1997 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Library General Public License as
8 published by the Free Software Foundation; either version 2 of the
9 License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Library General Public License for more details.
16 You should have received a copy of the GNU Library General Public
17 License along with the GNU C Library; see the file COPYING.LIB. If not,
18 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 #include <locale.h>
22 #include <stdlib.h>
23 #include <bits/libc-lock.h>
25 #include "localeinfo.h"
28 /* Lock for protecting global data. */
29 __libc_lock_define (extern , __libc_setlocale_lock)
32 void
33 __freelocale (__locale_t dataset)
35 int cnt;
37 /* We modify global data. */
38 __libc_lock_lock (__libc_setlocale_lock);
40 for (cnt = 0; cnt < LC_ALL; ++cnt)
41 if (dataset->__locales[cnt]->usage_count != UNDELETABLE)
42 /* We can remove the data. */
43 _nl_remove_locale (cnt, dataset->__locales[cnt]);
45 /* Free the locale_t handle itself. */
46 free (dataset);
48 /* It's done. */
49 __libc_lock_unlock (__libc_setlocale_lock);