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#!/usr/bin/env bash
# Copyright 2016 Luke Shumaker
# This work is free. You can redistribute it and/or modify it under the
# terms of the Do What The Fuck You Want To Public License, Version 2,
# as published by Sam Hocevar. See the COPYING file for more details.
declare -r workdir=/var/lib/pristine-etc
declare -r bindir=/etc/etckeeper/pristine
lock() {
local fd=$1
local file=$2
eval "exec $fd>"'"$file"'
flock "${@:3}" "$fd"
}
unlock() {
local fd=$1
exec {fd}>&-
}
drain() {
if [[ -d /run/systemd/system ]]; then
systemctl reset-failed pristine-etc-keeper.service &>/dev/null || true
systemctl start pristine-etc-keeper.service
else
nohup "${bindir}/drain" <&- &> /dev/null &
fi
}
main() {
set -e
umask 0022
if [[ $# -gt 0 ]]; then
lock 8 "${workdir}/spool.lock"
printf '%s\n' "$*" >> "${workdir}/spool"
unlock 8
fi
drain
}
main "$@"
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