1 /* uselocale -- fetch and set the current per-thread locale
2 Copyright (C) 2002 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
21 #include "localeinfo.h"
25 /* Switch the current thread's locale to DATASET.
26 If DATASET is null, instead just return the current setting.
27 The special value LC_GLOBAL_LOCALE is the initial setting
28 for all threads, and means the thread uses the global
29 setting controlled by `setlocale'. */
31 __uselocale (locale_t newloc
)
35 locale_t loc
= __libc_tsd_get (LOCALE
);
36 return loc
== &_nl_global_locale
? LC_GLOBAL_LOCALE
: loc
;
38 if (newloc
== LC_GLOBAL_LOCALE
)
40 __libc_tsd_set (LOCALE
, &_nl_global_locale
);
41 return LC_GLOBAL_LOCALE
;
43 __libc_tsd_set (LOCALE
, newloc
);
46 weak_alias (__uselocale
, uselocale
)
50 # warning uselocale not implemented for static linking yet