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-rw-r--r--contrib/paclog-pkglist.sh.in83
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diff --git a/contrib/paclog-pkglist.sh.in b/contrib/paclog-pkglist.sh.in
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+++ b/contrib/paclog-pkglist.sh.in
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+#!/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=${1:-@localstatedir@/log/pacman.log}
+
+usage() {
+ printf 'usage: %s [pacman log]\n' "$myname"
+ printf 'example: %s @localstatedir@/log/pacman.log\n' "$myname"
+ printf '\ndefaults to: @localstatedir@/log/pacman.log\n'
+}
+
+version() {
+ printf "%s %s\n" "$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 '
+{
+ action = $3
+ pkgname = $4
+ pkgver = $5
+ upgver = $7
+}
+
+NF == 5 && action == "installed" {
+ gsub(/[()]/, "", pkgver)
+ pkg[pkgname] = pkgver
+ next
+}
+
+NF == 7 && action == "upgraded" {
+ sub(/\)/, "", upgver)
+ pkg[pkgname] = upgver
+ next
+}
+
+NF == 5 && 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: