| 1 | #include "locale_impl.h" |
| 2 | #include "pthread_impl.h" |
| 3 | #include "libc.h" |
| 4 | |
| 5 | locale_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 | |
| 16 | weak_alias(__uselocale, uselocale); |