static void*
boehm_thread_register (MonoThreadInfo* info, void *baseptr)
{
#if GC_VERSION_MAJOR >= 7
struct GC_stack_base sb;
int res;
res = GC_get_stack_base (&sb);
if (res != GC_SUCCESS) {
sb.mem_base = baseptr;
#ifdef __ia64__
/* Can't determine the register stack bounds */
g_error ("mono_gc_register_thread failed ().\n");
#endif
}
res = GC_register_my_thread (&sb);
if ((res != GC_SUCCESS) && (res != GC_DUPLICATE)) {
g_warning ("GC_register_my_thread () failed.\n");
return NULL;
}
return info;
#else
if (mono_gc_is_gc_thread())
return info;
#if defined(USE_INCLUDED_LIBGC) && !defined(HOST_WIN32)
return GC_thread_register_foreign (baseptr) ? info : NULL;
#else
return NULL;
#endif
#endif
}
gboolean
mono_gc_register_thread (void *baseptr)
{
#if GC_VERSION_MAJOR >= 7
struct GC_stack_base sb;
int res;
res = GC_get_stack_base (&sb);
if (res != GC_SUCCESS) {
sb.mem_base = baseptr;
#ifdef __ia64__
/* Can't determine the register stack bounds */
g_error ("mono_gc_register_thread failed ().\n");
#endif
}
res = GC_register_my_thread (&sb);
if ((res != GC_SUCCESS) && (res != GC_DUPLICATE)) {
g_warning ("GC_register_my_thread () failed.\n");
return FALSE;
}
return TRUE;
#else
if (mono_gc_is_gc_thread())
return TRUE;
#if defined(USE_INCLUDED_LIBGC) && !defined(PLATFORM_WIN32)
return GC_thread_register_foreign (baseptr);
#else
return FALSE;
#endif
#endif
}
void * GC_win32_start_inner(struct GC_stack_base *sb, LPVOID arg)
{
void * ret;
thread_args *args = (thread_args *)arg;
# if DEBUG_WIN32_THREADS
GC_printf("thread 0x%x starting...\n", GetCurrentThreadId());
# endif
GC_register_my_thread(sb); /* This waits for an in-progress GC. */
/* Clear the thread entry even if we exit with an exception. */
/* This is probably pointless, since an uncaught exception is */
/* supposed to result in the process being killed. */
#ifndef __GNUC__
__try {
#endif /* __GNUC__ */
ret = (void *)(size_t)args->start (args->param);
#ifndef __GNUC__
} __finally {
#endif /* __GNUC__ */
GC_unregister_my_thread();
GC_free(args);
#ifndef __GNUC__
}
#endif /* __GNUC__ */
# if DEBUG_WIN32_THREADS
GC_printf("thread 0x%x returned from start routine.\n",
GetCurrentThreadId());
# endif
return ret;
}
void * GC_CALLBACK on_thread_exit_inner (struct GC_stack_base * sb, void * arg)
{
int res = GC_register_my_thread (sb);
pthread_t t;
GC_pthread_create (&t, NULL, entry, NULL);
if (res == GC_SUCCESS)
GC_unregister_my_thread ();
return NULL;
}
/* At the start of a thread other than the main thread, we need to
register the new thread with the collector. */
static void conservative_thread_start() {
struct GC_stack_base sb;
if(GC_get_stack_base(&sb) != GC_SUCCESS) {
fprintf(stderr, "Failure getting stack base for interpreter thread.\n");
exit(EXIT_FAILURE);
}
if(GC_register_my_thread(&sb) != GC_SUCCESS) {
fprintf(stderr, "Failure registering interpreter thread.\n");
exit(EXIT_FAILURE);
}
}
/* Called by GC_init() - we hold the allocation lock. */
void GC_thr_init(void) {
struct GC_stack_base sb;
int sb_result;
GC_ASSERT(I_HOLD_LOCK());
if (GC_thr_initialized) return;
GC_main_thread = GetCurrentThreadId();
GC_thr_initialized = TRUE;
/* Add the initial thread, so we can stop it. */
sb_result = GC_get_stack_base(&sb);
GC_ASSERT(sb_result == GC_SUCCESS);
GC_register_my_thread(&sb);
}
void * GC_CALLBACK on_thread_exit_inner (struct GC_stack_base * sb, void * arg)
{
int res = GC_register_my_thread (sb);
pthread_t t;
int creation_res; /* Used to suppress a warning about */
/* unchecked pthread_create() result. */
pthread_attr_t attr;
if (pthread_attr_init(&attr) != 0
|| pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED) != 0) {
fprintf(stderr, "Thread attribute init or setdetachstate failed\n");
exit(2);
}
creation_res = GC_pthread_create(&t, &attr, entry, NULL);
(void)pthread_attr_destroy(&attr);
if (res == GC_SUCCESS)
GC_unregister_my_thread ();
return arg ? (void*)(GC_word)creation_res : 0;
}
EXTERN bool neko_thread_register( bool t ) {
# if !defined(NEKO_THREADS)
return 0;
# elif defined(NEKO_WINDOWS)
struct GC_stack_base sb;
int r;
if( !t )
return GC_unregister_my_thread() == GC_SUCCESS;
if( GC_get_stack_base(&sb) != GC_SUCCESS )
return 0;
r = GC_register_my_thread(&sb);
return( r == GC_SUCCESS || r == GC_DUPLICATE );
# else
// since the API is only available on GC 7.0,
// we will do our best to locate it dynamically
static gc_stack_ptr get_sb = NULL, my_thread = NULL;
static std_func unreg_my_thread = NULL;
if( !t && unreg_my_thread != NULL ) {
return unreg_my_thread() == GC_SUCCESS;
} else if( my_thread != NULL ) {
__stack_base sb;
int r;
if( get_sb(&sb) != GC_SUCCESS )
return 0;
r = my_thread(&sb);
return( r == GC_SUCCESS || r == GC_DUPLICATE );
} else {
void *self = dlopen(NULL,0);
my_thread = (gc_stack_ptr)dlsym(self,"GC_register_my_thread");
get_sb = (gc_stack_ptr)dlsym(self,"GC_get_stack_base");
unreg_my_thread = (std_func)dlsym(self,"GC_unregister_my_thread");
if( my_thread == NULL ) my_thread = do_nothing;
if( get_sb == NULL ) get_sb = do_nothing;
if( unreg_my_thread == NULL ) unreg_my_thread = (std_func)do_nothing;
return neko_thread_register(t);
}
# endif
}
int ecl_boot(const char *root_dir)
{
int argc = 1;
char *argv[256];
argv[0] = "ecl";
GC_allow_register_threads();
GC_register_my_thread((const struct GC_stack_base *)argv);
GC_stackbottom = (void*)(argv+255);
setenv("ECLDIR", "", 1);
cl_boot(argc, argv);
main_lib_ECL_HELP();
main_lib_ASDF();
main_lib_SOCKETS();
main_lib_IPHONEPSYSTEM();
si_select_package(ecl_make_simple_base_string("CL-USER", 7));
char tmp[2048];
sprintf(tmp, "(setq *default-pathnames-defaults* #p\"%s\")", root_dir);
si_safe_eval(3, c_string_to_object(tmp), Cnil, OBJNULL);
init_callbacks_registry();
ecl_toplevel(root_dir);
return 0;
}
