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#!/bin/bash -e
# Copyright © Sébastien Luttringer
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
LOCKFILE=~/."${0##*/}".lock
ARMBASE=/srv/ftp/archlinux/arm
[[ $1 != "" && ${1:0:1} != / ]] && { echo 'Absolute path please, ln is bugged'; exit 1; }
# we lock!
exec 9> "$LOCKFILE"
flock -n 9 || { echo 'Locking Failed' >&2; exit 1; }
# nice umask
umask 022
cd "$ARMBASE"
ln -srvnf "$ARCBASE/$(date -d 'last monday' +%Y/%m/%d)" week
# update last month
ln -srvnf "$ARCBASE/$(date +%Y/%m/01)" month