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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
PREFIX=packages
[[ $1 != "" && ${1:0:1} != / ]] && { echo 'Absolute path please'; exit 1; }
# we lock!
exec 9> "$LOCKFILE"
flock -n 9 || { echo 'Locking Failed' >&2; exit 1; }
# nice umask
umask 022
cd "$ARMBASE"
# clean dead links pass
echo ':: clening dead links'
[[ -d "$PREFIX" ]] && find -L "$PREFIX" -type l -delete -print
# create new links pass
echo ':: creating new links'
find ${1:-"$ARMBASE"/20??} -type f -name '*.pkg.tar.xz'| while read src; do
pkgname="${src##*/}"
first="${pkgname:0:1}"
parent="$ARMBASE/$PREFIX/${first,,}"
dst="$parent/$pkgname"
# ensure dad dir is present
[[ -d "$parent" ]] || mkdir -v -p "$parent"
# copy file if necessary
if [[ "$src" -nt "$dst" ]]; then
# remove is necessary to be done and not use -f in ln
# because this create buggy relative symlink in some case.
# there is fix around this in next coreutils
[[ -e "$dst" ]] && rm -f "$dst"
# don't use harlink, to be able to easily remove package by date
# removing a directory by date, will remove symlink in the clean pass
ln -v -r -s "$src" "$dst"
fi
done
touch "$ARMBASE/$PREFIX"
# vim:set sw=2 ts=2 ft=sh et: