* gthr-posix.h (__gthread_start): Delete.
(__gthread_active_init): Use pthread_default_stacksize_np instead of
pthread_create to determine if hpux pthreads are active.
* gthr-posix95.h (__gthread_start): Delete.
(__gthread_active_init): Likewise use pthread_default_stacksize_np.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@163003
138bc75d-0d04-0410-961f-
82ee72b054a4
+2010-08-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR boehm-gc/34544
+ * gthr-posix.h (__gthread_start): Delete.
+ (__gthread_active_init): Use pthread_default_stacksize_np instead of
+ pthread_create to determine if hpux pthreads are active.
+ * gthr-posix95.h (__gthread_start): Delete.
+ (__gthread_active_init): Likewise use pthread_default_stacksize_np.
+
2010-08-08 Kai Tietz <kai.tietz@onevision.com>
* config/i386/mingw32.h ((EXTRA_OS_CPP_BUILTINS): Define
static volatile int __gthread_active = -1;
-static void *
-__gthread_start (void *__arg __attribute__((unused)))
-{
- return NULL;
-}
-
static void __gthread_active_init (void) __attribute__((noinline));
static void
__gthread_active_init (void)
{
static pthread_mutex_t __gthread_active_mutex = PTHREAD_MUTEX_INITIALIZER;
- pthread_t __t;
- pthread_attr_t __a;
- int __result;
+ size_t __s;
__gthrw_(pthread_mutex_lock) (&__gthread_active_mutex);
if (__gthread_active < 0)
{
- __gthrw_(pthread_attr_init) (&__a);
- __gthrw_(pthread_attr_setdetachstate) (&__a, PTHREAD_CREATE_DETACHED);
- __result = __gthrw_(pthread_create) (&__t, &__a, __gthread_start, NULL);
- if (__result != ENOSYS)
- __gthread_active = 1;
- else
- __gthread_active = 0;
- __gthrw_(pthread_attr_destroy) (&__a);
+ pthread_default_stacksize_np (0, &__s);
+ __gthread_active = __s ? 1 : 0;
}
__gthrw_(pthread_mutex_unlock) (&__gthread_active_mutex);
}
static volatile int __gthread_active = -1;
-static void *
-__gthread_start (void *arg __attribute__((unused)))
-{
- return NULL;
-}
-
static void __gthread_active_init (void) __attribute__((noinline));
static void
__gthread_active_init (void)
{
static pthread_mutex_t __gthread_active_mutex = PTHREAD_MUTEX_INITIALIZER;
- pthread_t t;
- pthread_attr_t a;
- int result;
+ size_t __s;
__gthrw_(pthread_mutex_lock) (&__gthread_active_mutex);
if (__gthread_active < 0)
{
- __gthrw_(pthread_attr_init) (&a);
- __gthrw_(pthread_attr_setdetachstate) (&a, PTHREAD_CREATE_DETACHED);
- result = __gthrw_(pthread_create) (&t, &a, __gthread_start, NULL);
- if (result != ENOSYS)
- __gthread_active = 1;
- else
- __gthread_active = 0;
- __gthrw_(pthread_attr_destroy) (&a);
+ pthread_default_stacksize_np (0, &__s);
+ __gthread_active = __s ? 1 : 0;
}
__gthrw_(pthread_mutex_unlock) (&__gthread_active_mutex);
}