1#include "locale_impl.h"
2#include "pthread_impl.h"
3#include "libc.h"
4
5locale_t __uselocale(locale_t new)
6{
7	pthread_t self = __pthread_self();
8	locale_t old = self->locale;
9	locale_t global = &libc.global_locale;
10
11	if (new) self->locale = new == LC_GLOBAL_LOCALE ? global : new;
12
13	return old == global ? LC_GLOBAL_LOCALE : old;
14}
15
16weak_alias(__uselocale, uselocale);
17