#!/bin/sh
# vim:noexpandtab
# Simple powersave script
#
# Copyright 2006 Red Hat, Inc.
#
# Based on work from:
#    Bill Nottingham <notting@redhat.com>
#    Peter Jones <pjones@redhat.com>
#    David Zeuthen <davidz@redhat.com>
#    Richard Hughes <richard@hughsie.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#

export STASHNAME=pm-powersave
. "@PM-UTILS-LIBDIR@/pm-functions"

remove_powersave_lock() {
    release_lock "${STASHNAME}.lock"
}

# take the powersave lock.
# ensure it gets released no matter how we exit.
try_lock "${STASHNAME}.lock" || exit 1
trap remove_powersave_lock 0
mkdir -p "${STORAGEDIR}"
rm -f "${INHIBIT}"

load_hook_blacklist

if [ "$1" = "true" -o "$1" = "false" ] ; then
	init_logfile "${PM_LOGFILE}"
	run_hooks power "$1"
elif [ ! "$1" ]; then
    # no arg?  Guess!
    init_logfile "${PM_LOGFILE}"
    if on_ac_power; then
	run_hooks power false;
    else
	run_hooks power true;
    fi
else
    echo "Argument needs to be true or false" >&2
    exit 1
fi