from signal import pthread_kill
from signal import signal as sigsignal

class SignalRouter:
    def __init__(self):
        self.signal_thread_dictionary = {}

    def __route_signal(self, signal, frame):
        pthread_kill(self.signal_thread_dictionary[signal], signal)

    def register_signal_thread(self, signal, thread_ident):
        self.signal_thread_dictionary[signal] = thread_ident
        sigsignal(signal, self.__route_signal)