#!/bin/bash # # paclog-pkglist - Parse a log file into a list of currently installed packages # # Copyright (C) 2011 Dave Reisner <dave@archlinux.org> # # 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='paclog-pkglist' declare -r myver='@PACKAGE_VERSION@' export TEXTDOMAIN='pacman' export TEXTDOMAINDIR='/usr/share/locale' declare logfile=${1:-@localstatedir@/log/pacman.log} usage() { printf "%s (pacman) v%s\n" "${myname}" "${myver}" echo echo "Parse a log file into a list of currently installed packages" echo printf "Usage: %s [path to pacman log]\n" "${myname}" echo printf "Example: %s @localstatedir@/log/pacman.log\n" "${myname}" echo printf 'Defaults to: @localstatedir@/log/pacman.log' } version() { printf "%s %s\n" "$myname" "$myver" echo 'Copyright (C) 2011 Dave Reisner <dave@archlinux.org>' } if [[ $1 ]]; then if [[ $1 = -@(h|-help) ]]; then usage exit 0 elif [[ $1 = -@(V|-version) ]]; then version exit 0 elif [[ ! -e $logfile ]]; then printf $"target not found: %s\n" "$1" exit 1 fi fi <"$logfile" awk ' { if ($3 ~ /^\[.*\]$/) { # new style with caller name action = $4 pkgname = $5 pkgver = $6 upgver = $8 nfields = NF } else { action = $3 pkgname = $4 pkgver = $5 upgver = $7 nfields = (NF + 1) # compensate for missing caller field } } nfields == 6 && action == "installed" { gsub(/[()]/, "", pkgver) pkg[pkgname] = pkgver next } nfields == 8 && (action == "upgraded" || action == "downgraded") { sub(/\)/, "", upgver) pkg[pkgname] = upgver next } nfields == 6 && action == "removed" { pkg[pkgname] = -1 } END { for (i in pkg) { if (pkg[i] != -1) { printf "%s %s\n",i,pkg[i] } } }' | sort # vim: set ts=2 sw=2 noet: