#!/usr/bin/python -O
# -*- coding: utf-8 -*-
# Copyright (C) 2009, 2010  Roman Zimbelmann <romanz@lavabit.com>
#
# 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 3 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, see <http://www.gnu.org/licenses/>.

# Embed a script which allows you to change the directory of the parent shell
# after you exit ranger.  Run it with the command: source ranger ranger
"""":
if [ ! -z "$1" ]; then
	tempfile='/tmp/chosendir'
	ranger="$1"
	shift
	"$ranger" --choosedir="$tempfile" "${@:-$(pwd)}"
	test -f "$tempfile" &&
	if [ "$(cat -- "$tempfile")" != "$(echo -n `pwd`)" ]; then
		cd "$(cat "$tempfile")"
		rm -f -- "$tempfile"
	fi && return 0
else
	echo "usage: source path/to/ranger.py path/to/ranger.py"
fi
return 1
"""

import sys
from os.path import exists, normpath, abspath

# Need to find out whether or not the flag --clean was used ASAP,
# because --clean is supposed to disable bytecode compilation
argv = sys.argv[1:sys.argv.index('--')] if '--' in sys.argv else sys.argv[1:]
sys.dont_write_bytecode = '-c' in argv or '--clean' in argv

# Set the actual docstring
__doc__ = """Ranger - file browser for the unix terminal"""

# Don't import ./ranger when running an installed binary at /usr/bin/ranger
if exists('ranger') and '/' in normpath(__file__) and abspath('.') in sys.path:
	sys.path.remove(abspath('.'))

# Start ranger
import ranger
sys.exit(ranger.main())