From ade10e0b8e5571e45cdd4800927c24597e2f7315 Mon Sep 17 00:00:00 2001
From: necoro <>
Date: Sun, 12 Aug 2007 04:21:38 +0000
Subject: added listener/notify

---
 portato.py | 35 ++++++++++++++++++++++++++++++++---
 1 file changed, 32 insertions(+), 3 deletions(-)

(limited to 'portato.py')

diff --git a/portato.py b/portato.py
index e318411..f90fd69 100755
--- a/portato.py
+++ b/portato.py
@@ -12,9 +12,11 @@
 #
 # Written by René 'Necoro' Neumann <necoro@necoro.net>
 
-from portato.constants import VERSION, FRONTENDS, STD_FRONTEND, XSD_LOCATION, LOCALE_DIR, APP
+from portato import listener
+from portato.constants import VERSION, FRONTENDS, STD_FRONTEND, XSD_LOCATION, LOCALE_DIR, APP, SU_COMMAND
 from optparse import OptionParser
-import sys, os
+from subprocess import call
+import sys, os, socket
 import gettext, locale
 
 def get_frontend_list ():
@@ -46,6 +48,9 @@ def main ():
 	parser.add_option("-x", "--validate", action = "store", dest = "validate", metavar="PLUGIN",
 			help = _("validates the given plugin xml instead of launching Portato"))
 
+	parser.add_option("-L", "--no-listener", action = "store_true", dest = "nolistener", default = False, 
+			help = _("do not start listener"))
+
 	# run parser
 	(options, args) = parser.parse_args()
 
@@ -83,8 +88,32 @@ def main ():
 		else:
 			print _("Validation succeeded.")
 			return
-	else:
+	elif options.nolistener:
+		try:
+			# move this process into a new process group
+			# this is to be able to kill emerge et al w/o killing ourselves :)
+			os.setsid()
+		except OSError:
+			pass
+		listener.set_send()
 		run()
+	else: # start listener and start us again in root modus
+		if os.fork() == 0:
+			listener.set_recv()
+		else:
+			additional = []
+			if options.check:
+				additional.append("-c")
+			if options.frontend:
+				additional.extend(["-f", options.frontend])
+
+			try:
+				if os.getuid() == 0:
+					call([SU_COMMAND, "%s --no-listener %s" % (sys.argv[0], " ".join(additional))], env = os.environ)
+				else:
+					call([sys.argv[0], "--no-listener"]+additional, env = os.environ)
+			except KeyboardInterrupt:
+				pass
 
 if __name__ == "__main__":
 	main()
-- 
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