saving uncommitted changes in /etc prior to emerge run

acpi/default.sh

@@ -0,0 +1,59 @@
+#!/bin/sh
+# /etc/acpi/default.sh
+# Default acpi script that takes an entry for all actions
+
+set $*
+
+group=${1%%/*}
+action=${1#*/}
+device=$2
+id=$3
+value=$4
+
+log_unhandled() {
+	logger "ACPI event unhandled: $*"
+}
+
+case "$group" in
+	button)
+		case "$action" in
+			power)
+				/etc/acpi/actions/powerbtn.sh
+				;;
+
+			# if your laptop doesnt turn on/off the display via hardware
+			# switch and instead just generates an acpi event, you can force
+			# X to turn off the display via dpms.  note you will have to run
+			# 'xhost +local:0' so root can access the X DISPLAY.
+			#lid)
+			#	xset dpms force off
+			#	;;
+
+			*)	log_unhandled $* ;;
+		esac
+		;;
+
+	ac_adapter)
+		case "$value" in
+			# Add code here to handle when the system is unplugged
+			# (maybe change cpu scaling to powersave mode).  For
+			# multicore systems, make sure you set powersave mode
+			# for each core!
+			#*0)
+			#	cpufreq-set -g powersave
+			#	;;
+
+			# Add code here to handle when the system is plugged in
+			# (maybe change cpu scaling to performance mode).  For
+			# multicore systems, make sure you set performance mode
+			# for each core!
+			#*1)
+			#	cpufreq-set -g performance
+			#	;;
+
+			*)	log_unhandled $* ;;
+		esac
+		;;
+
+	*)	log_unhandled $* ;;
+esac