2009-10-27 Paul Pluzhnikov <ppluzhnikov@google.com>

2009-10-27  Paul Pluzhnikov  <ppluzhnikov@google.com>

	PR gdb/10757
	* linux-thread-db.c (attach_thread): Return success/failure
	indicator.
	(thread_db_find_new_threads_silently): Retry until no new threads.
	(struct callback_data): New.
	(find_new_threads_callback): Count new threads, stop iteration
	on error.
	(find_new_threads_once): New function.
	(thread_db_find_new_threads_2): Rename from
	thread_db_find_new_threads_1 and adjust.
	(thread_db_find_new_threads_1): New function.