saving uncommitted changes in /etc prior to emerge run

hprofile/example-profiles/power/default

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+AC

hprofile/example-profiles/power/profiles

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+AC
+Medium
+Battery
+Dynamic

hprofile/example-profiles/power/ptest

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+#!/bin/bash
+
+# This script should echo only the name of the profile that should be used
+# It should assume it is called before any other scripts. In particular, it
+# cannot rely on environment variables set in /etc/profile or elsewhere. The
+# script may assume it will be run as root.
+
+profile="AC"
+
+if test -f /proc/acpi/ac_adapter/AC0/state ; then
+	status="$(cat /proc/acpi/ac_adapter/AC0/state)"
+	case "${status}" in
+		*on-line)
+			profile="AC"
+			;;
+		*off-line)
+			profile="Battery"
+			;;
+	esac
+fi
+
+echo "${profile}"

hprofile/example-profiles/power/scripts/AC.start

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+speedfreq -p performance
+echo "15" > /proc/acpi/asus/brn

hprofile/example-profiles/power/scripts/Battery.start

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+#!/bin/bash
+
+speedfreq -p powersave
+echo "6" > /proc/acpi/asus/brn

hprofile/example-profiles/power/scripts/Dynamic.start

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+#!/bin/bash
+
+speedfreq -p dynamic
+

hprofile/example-profiles/power/scripts/Medium.start

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+#!/bin/bash
+
+speedfreq -p 1000
+echo "11" > /proc/acpi/asus/brn