# Manages process-related tasks

__author__="bjschuma"
__date__ ="$Dec 5, 2009 6:33:50 PM$"

import session
from message import write
from bt.file import join

# Set our process name to name
def setname(name):
	# Set the process name (thank you exaile.py)
	# This only works on linux2 machines
	message = "Attempting to set process name to " + name + "..."
	if session.settings["ARCH"] == 'linux2':
		try:
			import ctypes
			libc = ctypes.CDLL('libc.so.6')
			libc.prctl(15,name, 0, 0, 0)
			message += "success!"
		except:
			try:
				import dl
				libc = dl.open('/lib/libc.so.6')
				name+="\0"
				libc.call('prctl',15, name, 0, 0, 0) # 15 is PR_SET_NAME
				message += "success!"
			except:
				message += "failed."

	write(message,1)


def setup():
	app = session.settings["appname"]
	write("Welcome to "+app+"!",1)
	setname(app)
	session.settings["appdir"] = join(session.settings["user"], "."+app)