void
mono_threads_core_exit (int exit_code)
{
MonoThreadInfo *current = mono_thread_info_current ();
#if defined(__native_client__)
nacl_shutdown_gc_thread();
#endif
wapi_thread_handle_set_exited (current->handle, exit_code);
g_assert (mono_threads_get_callbacks ()->thread_exit);
mono_threads_get_callbacks ()->thread_exit (NULL);
}
HANDLE
mono_threads_core_create_thread (LPTHREAD_START_ROUTINE start_routine, gpointer arg, guint32 stack_size, guint32 creation_flags, MonoNativeThreadId *out_tid)
{
pthread_attr_t attr;
int res;
pthread_t thread;
StartInfo start_info;
res = pthread_attr_init (&attr);
g_assert (!res);
if (stack_size == 0) {
#if HAVE_VALGRIND_MEMCHECK_H
if (RUNNING_ON_VALGRIND)
stack_size = 1 << 20;
else
stack_size = (SIZEOF_VOID_P / 4) * 1024 * 1024;
#else
stack_size = (SIZEOF_VOID_P / 4) * 1024 * 1024;
#endif
}
#ifdef PTHREAD_STACK_MIN
if (stack_size < PTHREAD_STACK_MIN)
stack_size = PTHREAD_STACK_MIN;
#endif
#ifdef HAVE_PTHREAD_ATTR_SETSTACKSIZE
res = pthread_attr_setstacksize (&attr, stack_size);
g_assert (!res);
#endif
memset (&start_info, 0, sizeof (StartInfo));
start_info.start_routine = (gpointer)start_routine;
start_info.arg = arg;
start_info.flags = creation_flags;
MONO_SEM_INIT (&(start_info.registered), 0);
/* Actually start the thread */
res = mono_threads_get_callbacks ()->mono_gc_pthread_create (&thread, &attr, inner_start_thread, &start_info);
if (res) {
MONO_SEM_DESTROY (&(start_info.registered));
return NULL;
}
/* Wait until the thread register itself in various places */
while (MONO_SEM_WAIT (&(start_info.registered)) != 0) {
/*if (EINTR != errno) ABORT("sem_wait failed"); */
}
MONO_SEM_DESTROY (&(start_info.registered));
if (out_tid)
*out_tid = thread;
return start_info.handle;
}
int
mono_threads_pthread_create (pthread_t *new_thread, const pthread_attr_t *attr, void *(*start_routine)(void *), void *arg)
{
ThreadStartInfo *start_info;
int result;
start_info = g_malloc0 (sizeof (ThreadStartInfo));
if (!start_info)
return ENOMEM;
MONO_SEM_INIT (&(start_info->registered), 0);
start_info->arg = arg;
start_info->start_routine = start_routine;
result = mono_threads_get_callbacks ()->mono_gc_pthread_create (new_thread, attr, inner_start_thread, start_info);
if (result == 0) {
while (MONO_SEM_WAIT (&(start_info->registered)) != 0) {
/*if (EINTR != errno) ABORT("sem_wait failed"); */
}
}
MONO_SEM_DESTROY (&(start_info->registered));
g_free (start_info);
return result;
}
static void*
inner_start_thread (void *arg)
{
StartInfo *start_info = arg;
void *t_arg = start_info->arg;
int res;
void *(*start_func)(void*) = start_info->start_routine;
guint32 flags = start_info->flags;
void *result;
HANDLE handle;
MonoThreadInfo *info;
/* Register the thread with the io-layer */
handle = wapi_create_thread_handle ();
if (!handle) {
res = MONO_SEM_POST (&(start_info->registered));
g_assert (!res);
return NULL;
}
start_info->handle = handle;
info = mono_thread_info_attach (&result);
info->runtime_thread = TRUE;
info->handle = handle;
if (flags & CREATE_SUSPENDED) {
info->create_suspended = TRUE;
MONO_SEM_INIT (&info->create_suspended_sem, 0);
}
/* start_info is not valid after this */
res = MONO_SEM_POST (&(start_info->registered));
g_assert (!res);
start_info = NULL;
if (flags & CREATE_SUSPENDED) {
while (MONO_SEM_WAIT (&info->create_suspended_sem) != 0 &&
errno == EINTR);
MONO_SEM_DESTROY (&info->create_suspended_sem);
}
/* Run the actual main function of the thread */
result = start_func (t_arg);
/*
mono_thread_info_detach ();
*/
#if defined(__native_client__)
nacl_shutdown_gc_thread();
#endif
wapi_thread_handle_set_exited (handle, GPOINTER_TO_UINT (result));
/* This is needed by mono_threads_core_unregister () which is called later */
info->handle = NULL;
g_assert (mono_threads_get_callbacks ()->thread_exit);
mono_threads_get_callbacks ()->thread_exit (NULL);
g_assert_not_reached ();
return result;
}
