void
__init_elf_aux_vector(void)
{
if (&_DYNAMIC != NULL)
return;
_once(&aux_vector_once, init_aux_vector_once);
}
static locale_t
get_thread_locale(void)
{
_once(&once_control, init_key);
return (fake_tls ? thread_local_locale :
pthread_getspecific(locale_info_key));
}
static void
set_thread_locale(locale_t loc)
{
_once(&once_control, init_key);
if (NULL != loc) {
xlocale_retain((struct xlocale_refcounted*)loc);
}
locale_t old = pthread_getspecific(locale_info_key);
if ((NULL != old) && (loc != old)) {
xlocale_release((struct xlocale_refcounted*)old);
}
if (fake_tls) {
thread_local_locale = loc;
} else {
pthread_setspecific(locale_info_key, loc);
}
#ifndef __NO_TLS
__thread_locale = loc;
__set_thread_rune_locale(loc);
#endif
}
int
_elf_aux_info(int aux, void *buf, int buflen)
{
int res;
__init_elf_aux_vector();
if (__elf_aux_vector == NULL)
return (ENOSYS);
_once(&aux_once, init_aux);
switch (aux) {
case AT_CANARY:
if (canary != NULL && canary_len >= buflen) {
memcpy(buf, canary, buflen);
memset(canary, 0, canary_len);
canary = NULL;
res = 0;
} else
res = ENOENT;
break;
case AT_PAGESIZES:
if (pagesizes != NULL && pagesizes_len >= buflen) {
memcpy(buf, pagesizes, buflen);
res = 0;
} else
res = ENOENT;
break;
case AT_PAGESZ:
if (buflen == sizeof(int)) {
if (pagesize != 0) {
*(int *)buf = pagesize;
res = 0;
} else
res = ENOENT;
} else
res = EINVAL;
break;
case AT_OSRELDATE:
if (buflen == sizeof(int)) {
if (osreldate != 0) {
*(int *)buf = osreldate;
res = 0;
} else
res = ENOENT;
} else
res = EINVAL;
break;
case AT_NCPUS:
if (buflen == sizeof(int)) {
if (ncpus != 0) {
*(int *)buf = ncpus;
res = 0;
} else
res = ENOENT;
} else
res = EINVAL;
break;
case AT_TIMEKEEP:
if (buflen == sizeof(void *)) {
if (timekeep != NULL) {
*(void **)buf = timekeep;
res = 0;
} else
res = ENOENT;
} else
res = EINVAL;
break;
default:
res = ENOENT;
break;
}
return (res);
}
