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#!/bin/sh
POWERSAVED_SUSPEND2DISK="dbus-send --system --dest=com.novell.powersave \
--print-reply /com/novell/powersave \
com.novell.powersave.action.SuspendToDisk"
unsupported() {
echo org.freedesktop.Hal.Device.SystemPowerManagement.NotSupported >&2
echo No hibernate script found >&2
exit 1
}
#SuSE and ALTLinux only support powersave
if [ -f /etc/altlinux-release ] || [ -f "/etc/SuSE-release" ] ; then
if [ -x /usr/bin/powersave ] ; then
$POWERSAVED_SUSPEND2DISK
RET=$?
else
unsupported
fi
#RedHat/Fedora only support pm-utils
elif [ -f /etc/redhat-release ] || [ -f /etc/fedora-release ] ; then
if [ -x /usr/sbin/pm-hibernate ] ; then
/usr/sbin/pm-hibernate
RET=$?
else
unsupported
fi
#Other distros just need to have *any* tools installed
else
if [ -x "/usr/bin/powersave" ] ; then
$POWERSAVED_SUSPEND2DISK
RET=$?
elif [ -x "/usr/sbin/pmi" ] ; then
/usr/sbin/pmi action hibernate force
RET=$?
elif [ -x "/usr/sbin/pm-hibernate" ] ; then
/usr/sbin/pm-hibernate
RET=$?
elif [ -x "/usr/sbin/hibernate" ] ; then
# Suspend2 tools installed
/usr/sbin/hibernate --force
RET=$?
elif [ -w "/sys/power/state" ] ; then
# Use the raw kernel sysfs interface
echo "disk" > /sys/power/state
RET=$?
else
unsupported
fi
fi
#Refresh devices as a resume can do funny things
for type in button battery ac_adapter
do
devices=`hal-find-by-capability --capability $type`
for device in $devices
do
dbus-send --system --print-reply --dest=org.freedesktop.Hal \
$device org.freedesktop.Hal.Device.Rescan
done
done
exit $RET