# -*- test-case-name: twisted.test.test_twistd -*-
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.

from twisted.python import log
from twisted.application import app, service, internet
from twisted import copyright
import sys, os



class ServerOptions(app.ServerOptions):
synopsis = "Usage: twistd [options]"

optFlags = [['nodaemon','n', "(for backwards compatability)."],
]

def opt_version(self):
"""Print version information and exit.
"""
print 'twistd (the Twisted Windows runner) %s' % copyright.version
print copyright.copyright
sys.exit()



class WindowsApplicationRunner(app.ApplicationRunner):
"""
An ApplicationRunner which avoids unix-specific things. No
forking, no PID files, no privileges.
"""

def preApplication(self):
"""
Do pre-application-creation setup.
"""
self.oldstdout = sys.stdout
self.oldstderr = sys.stderr
os.chdir(self.config['rundir'])


def postApplication(self):
"""
Start the application and run the reactor.
"""
service.IService(self.application).privilegedStartService()
app.startApplication(self.application, not self.config['no_save'])
app.startApplication(internet.TimerService(0.1, lambda:None), 0)
self.startReactor(None, self.oldstdout, self.oldstderr)
log.msg("Server Shut Down.")