=provides

__UNDEFINED__

=implementation


/* If this doesn't exist, it's not needed, so noop */
__UNDEFINED__  switch_to_global_locale()

/* Originally, this didn't return a value, but in perls like that, the value
 * should always be TRUE.  Add a return to Perl_sync_locale() when it's
 * available.  And actually do a sync when its not, if locales are available on
 * this system. */
#ifdef sync_locale
#  if { VERSION < 5.27.9 }
#    if { VERSION >= 5.21.3 }
#      undef sync_locale
#      define sync_locale() (Perl_sync_locale(aTHX), 1)
#    elif defined(new_ctype) && defined(LC_CTYPE)
#      define sync_locale() (new_ctype(setlocale(LC_CTYPE, NULL)), 1)
#    else
#      undef sync_locale
#    endif
#  endif
#endif

__UNDEFINED__ sync_locale() 1

=xsubs

bool
sync_locale()
        CODE:
            RETVAL = sync_locale();
        OUTPUT:
            RETVAL


=tests plan => 1

use Config;

  # We don't know for sure that we are in the global locale for testing.  But
  # if this is unthreaded, it almost certainly is.  But Configure can be called
  # to force POSIX locales on unthreaded systems.  If this becomes a problem
  # this check could be beefed up.
  if ($Config{usethreads}) {
    ok(1);
}
else {
    ok(&Devel::PPPort::sync_locale());
}