#!/bin/bash
# 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
#

# set nullglob to make glob results empty in case the pattern does not
# match any files
shopt -s nullglob

find_powerd_files()
{
	flist="/etc/pm/power.d/*[^~] /usr/lib/pm-utils/power.d/*[^~]"
	bases=$(for file in $flist ; do echo $(basename $file) ; done | sort -n | uniq)
	for base in $bases ; do
		if [ -x "/etc/pm/power.d/$base" ]; then
			echo /etc/pm/power.d/$base
		elif [ -x "/usr/lib/pm-utils/power.d/$base" ]; then
			echo /usr/lib/pm-utils/power.d/$base
		fi
	done
}

runpowerhooks()
{
	files=$(find_powerd_files)
	for file in $files ; do
		$file $1
	done
}

if [ "$1" == "true" ] ; then
    runpowerhooks true
elif [ "$1" == "false" ] ; then
    runpowerhooks false
else
    echo "Argument needs to be true or false" >&2
    exit 1
fi