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contrib/openrc/scripts/on_ac_power
- This file was added.
| #!/bin/sh | |||||
| # Detect AC power or not in a portable way | |||||
| # Exit 0 if on AC power, 1 if not and 255 if we don't know how to work it out | |||||
| # Copyright (c) 2007-2015 The OpenRC Authors. | |||||
| # See the Authors file at the top-level directory of this distribution and | |||||
| # https://github.com/OpenRC/openrc/blob/master/AUTHORS | |||||
| # | |||||
| # This file is part of OpenRC. It is subject to the license terms in | |||||
| # the LICENSE file found in the top-level directory of this | |||||
| # distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE | |||||
| # This file may not be copied, modified, propagated, or distributed | |||||
| # except according to the terms contained in the LICENSE file. | |||||
| if [ -f /proc/acpi/ac_adapter/*/state ]; then | |||||
| cat /proc/acpi/ac_adapter/*/state | while read line; do | |||||
| case "$line" in | |||||
| "state:"*"off-line") exit 128;; | |||||
| esac | |||||
| done | |||||
| elif [ -f /sys/class/power_supply/*/online ]; then | |||||
| cat /sys/class/power_supply/*/online | while read line; do | |||||
| [ "${line}" = 0 ] && exit 128 | |||||
| done | |||||
| elif [ -f /proc/pmu/info ]; then | |||||
| cat /proc/pmu/info | while read line; do | |||||
| case "$line" in | |||||
| "AC Power"*": 0") exit 128;; | |||||
| esac | |||||
| done | |||||
| elif command -v envstat >/dev/null 2>&1; then | |||||
| # NetBSD has envstat | |||||
| envstat -d acpiacad0 2>/dev/null | while read line; do | |||||
| case "$line" in | |||||
| "connected:"*"OFF") exit 128;; | |||||
| esac | |||||
| done | |||||
| elif sysctl -q hw.acpi.acline >/dev/null 2>/dev/null; then | |||||
| case $(sysctl -n hw.acpi.acline) in | |||||
| 0) exit 1;; | |||||
| *) exit 0;; | |||||
| esac | |||||
| else | |||||
| exit 255 | |||||
| fi | |||||
| [ $? != 128 ] | |||||