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#!/usr/bin/python
#
# Copyright 2002-2009 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2 or later
#
# $Header$

"""equery is a flexible utility for Gentoo linux which can display various
information about packages, such as the files they own, their USE flags,
the MD5 sum of each file owned by a given package, and many other things.
"""

from __future__ import print_function

import os
import sys
# This block ensures that ^C interrupts are handled quietly.
try:
	import signal

	def exithandler(signum,frame):
		signal.signal(signal.SIGINT, signal.SIG_IGN)
		signal.signal(signal.SIGTERM, signal.SIG_IGN)
		print()
		sys.exit(1)

	signal.signal(signal.SIGINT, exithandler)
	signal.signal(signal.SIGTERM, exithandler)
	signal.signal(signal.SIGPIPE, signal.SIG_DFL)

except KeyboardInterrupt:
	print()
	sys.exit(1)

from gentoolkit import equery, errors

try:
	equery.main(sys.argv)
except errors.GentoolkitNonZeroExit as err:
	sys.exit(err.return_code)
except errors.GentoolkitException as err:
	if '--debug' in sys.argv or bool(os.getenv('DEBUG', False)):
		raise
	else:
		from gentoolkit import pprinter as pp
		sys.stderr.write(pp.error(str(err)))
		if err.is_serious:
			print()
			print("Add '--debug' to global options for traceback.")
		sys.exit(1)