Files
mailnag/Mailnag/daemon/pid.py
2011-11-12 21:13:45 +01:00

37 lines
1.3 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# pid.py
#
# Copyright 2011 Patrick Ulbrich <zulu99@gmx.net>
# Copyright 2011 Ralf Hersel <ralf.hersel@gmx.net>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
class Pid(list): # List class to manage subprocess PIDs
def kill(self): # kill all zombies
removals = [] # list of PIDs to remove from list
for p in self:
returncode = p.poll() # get returncode of subprocess
if returncode == 0:
removals.append(p) # zombie will be removed
for p in removals:
self.remove(p) # remove non-zombies from list