set/get process name (using ctypes & prctl)

procname.py

# set/get process name (using ctypes & prctl)
# set_proc_name('python rocks')
# name = get_proc_name()

import ctypes
from ctypes.util import find_library
libc = ctypes.CDLL(find_library('c'))

PR_SET_NAME = 15
PR_GET_NAME = 16

def set_proc_name(name):
   libc.prctl(PR_SET_NAME, ctypes.c_char_p(name), 0, 0, 0)

def get_proc_name():
   name = ctypes.create_string_buffer(16)
   libc.prctl(PR_GET_NAME, name, 0, 0, 0)
   return name.value