diff options
Diffstat (limited to 'REORG.TODO/locale/freelocale.c')
-rw-r--r-- | REORG.TODO/locale/freelocale.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/REORG.TODO/locale/freelocale.c b/REORG.TODO/locale/freelocale.c new file mode 100644 index 0000000000..393fab5ea6 --- /dev/null +++ b/REORG.TODO/locale/freelocale.c @@ -0,0 +1,54 @@ +/* Free data allocated by a call to setlocale_r + Copyright (C) 1996-2017 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) |