src/locale/uselocale.c

   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);