#!/usr/bin/python

import os
import sys
import time
import signal


spawn_procs = (('/bin/sleep', ('sleep', '10')), ('/bin/sleep', ('sleep', '10')),)
proc_obj = []

class Proc:
    def __init__(self, BIN):
        self.BIN = BIN
    def Run(self):
        cpid = os.fork()
        if cpid == 0:
            sys.stderr = os.devnull
            sys.stdout = os.devnull
            sys.stdin = os.devnull
            os.execv(self.BIN[0], self.BIN[1])
        else:
            self.pid = cpid
            return self.pid
    def getPid(self):
        return self.pid
    def kill(self):
        os.kill(self.pid, signal.SIGKILL)


def ChildDeath(SIG, FRM):
    while True:
        try:
            pid, status = os.wait()
            for each in proc_obj:
                if each.getPid() == pid:
                    each.Run()
        except:
            break

signal.signal(signal.SIGCHLD, ChildDeath)

for each in spawn_procs:
    proc_obj.append(Proc(each))

for each in proc_obj:
    each.Run()


while True:
    signal.pause()