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68 lines
2.5 KiB
68 lines
2.5 KiB
. /usr/share/acpi-support/power-funcs
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CheckUPowerPolicy() {
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pidof upowerd > /dev/null
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}
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# The (not very aptly named) function CheckPolicy checks if the current X
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# console user is running a power management daemon that handles suspend/resume
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# requests. This is used in various places to determine if we need to handle
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# something ourselves or if we need to pass the info on to a power management
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# daemon (e.g. through a fake key press).
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CheckPolicy() {
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local PMS
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getXconsole
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PMS="/usr/bin/gnome-power-manager /usr/bin/kpowersave /usr/bin/xfce4-power-manager"
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PMS="$PMS /usr/bin/guidance-power-manager /usr/lib/dalston/dalston-power-applet"
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PMS="$PMS /opt/trinity/bin/tdepowersave"
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pidof -x $PMS > /dev/null ||
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{ test "$XUSER" != "" &&
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pidof dcopserver > /dev/null &&
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test -x /opt/trinity/bin/dcop &&
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/opt/trinity/bin/dcop --user $XUSER kded kded loadedModules | grep -q klaptopdaemon; } ||
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PowerDevilRunning ||
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GnomeSettingsDaemonPowerRunning
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}
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# Find a DBUS session bus, by looking at the given process' environment and
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# then send a message to that bus. If multiple processes match the given name,
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# the message is sent to all of the buses (and output is simply concatenated.
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DBusSend() {
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# The process to get the DBUS session address from
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local PROC_NAME="$1"
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# Parameters for dbus-send
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local DEST="$2"
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local DBUS_PATH="$3"
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local METHOD="$4"
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test -x /usr/bin/dbus-send || return 1
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local DBUS_SESS
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for p in $(pidof "$PROC_NAME"); do
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test -r /proc/$p/environ || continue
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DBUS_SESS=$(grep -a -z "DBUS_SESSION_BUS_ADDRESS=" /proc/$p/environ || :)
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test "$DBUS_SESS" != "" || continue
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su $(ps -o user= $p) -s /bin/sh -c "$DBUS_SESS dbus-send --print-reply --dest='$DEST' '$DBUS_PATH' '$METHOD'"
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done
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}
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# Ask kde if the powerdevil module is loaded
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PowerDevilRunning() {
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DBusSend kded4 org.kde.kded /kded org.kde.kded.loadedModules | grep -q powerdevil
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}
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# gnome-power-manager was integrated into gnome-settings-daemon from version
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# 3.1.4, in a new Power plugin (though the handling of buttons is done in the
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# MediaKeys plugin.
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#
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# gnome-settings-daemon does not export a list of loaded plugins, but
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# fortunately the Power plugin does have its own Dbus interface we can check
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# for (We can't check the MediaKeys plugin, since that has been around for
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# longer).
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GnomeSettingsDaemonPowerRunning() {
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DBusSend gnome-settings-daemon org.gnome.SettingsDaemon /org/gnome/SettingsDaemon/Power org.freedesktop.DBus.Introspectable.Introspect | grep -q 'interface name="org.gnome.SettingsDaemon.Power"'
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}
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