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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/* Free data allocated by a call to setlocale_r
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Copyright (C) 1996-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <locale.h>
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#include <stdlib.h>
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#include <libc-lock.h>
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#include "localeinfo.h"
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/* Lock for protecting global data. */
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__libc_rwlock_define (extern , __libc_setlocale_lock attribute_hidden)
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void
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__freelocale (locale_t dataset)
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{
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int cnt;
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/* This static object is returned for newlocale (LC_ALL_MASK, "C"). */
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if (dataset == _nl_C_locobj_ptr)
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return;
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/* We modify global data (the usage counts). */
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__libc_rwlock_wrlock (__libc_setlocale_lock);
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for (cnt = 0; cnt < __LC_LAST; ++cnt)
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if (cnt != LC_ALL && dataset->__locales[cnt]->usage_count != UNDELETABLE)
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/* We can remove the data. */
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_nl_remove_locale (cnt, dataset->__locales[cnt]);
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/* It's done. */
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__libc_rwlock_unlock (__libc_setlocale_lock);
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/* Free the locale_t handle itself. */
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free (dataset);
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}
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weak_alias (__freelocale, freelocale)
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