#!/bin/bash # # checkupdates: Safely print a list of pending updates. # # Copyright (c) 2013 Kyle Keen <keenerd@gmail.com> # # 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, see <http://www.gnu.org/licenses/>. # declare -r myname='checkupdates' declare -r myver='@PACKAGE_VERSION@' if (( $# > 0 )); then echo "${myname} (pacman) v${myver}" echo echo "Safely print a list of pending updates" echo echo "Usage: ${myname}" echo echo 'Note: Export the "CHECKUPDATES_DB" variable to change the path of the temporary database.' exit 0 fi if [[ -z $CHECKUPDATES_DB ]]; then CHECKUPDATES_DB="${TMPDIR:-/tmp}/checkup-db-${USER}/" fi trap 'rm -f $CHECKUPDATES_DB/db.lck' INT TERM EXIT DBPath="${DBPath:-@localstatedir@/lib/pacman/}" eval $(awk -F' *= *' '$1 ~ /DBPath/ { print $1 "=" $2 }' @sysconfdir@/pacman.conf) mkdir -p "$CHECKUPDATES_DB" ln -s "${DBPath}/local" "$CHECKUPDATES_DB" &> /dev/null fakeroot pacman -Sy --dbpath "$CHECKUPDATES_DB" --logfile /dev/null &> /dev/null pacman -Qqu --dbpath "$CHECKUPDATES_DB" 2> /dev/null | grep -v '\[.*\]' exit 0 # vim: set noet: