#!/bin/bash # pacdiff : a simple pacnew/pacorig/pacsave updater # # Copyright (c) 2007 Aaron Griffin <aaronmgriffin@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/>. # diffprog=${DIFFPROG:-vimdiff} diffsearchpath=${DIFFSEARCHPATH:-/etc} locate=0 usage() { echo "pacdiff : a simple pacnew/pacorig/pacsave updater" echo "Usage : pacdiff [-l]" echo " -l/--locate makes pacdiff use locate rather than find" echo " DIFFPROG variable allows to override the default vimdiff" echo " DIFFSEARCHPATH allows to override the default /etc path" echo "Example : DIFFPROG=meld DIFFSEARCHPATH=\"/boot /etc /usr\" pacdiff" } cmd() { if [ $locate -eq 1 ]; then locate -0 -e -b \*.pacnew \*.pacorig \*.pacsave else find $diffsearchpath \( -name \*.pacnew -o -name \*.pacorig -o -name \*.pacsave \) -print0 fi } if [ $# -gt 0 ]; then case $1 in -l|--locate) locate=1;; *) usage; exit 0;; esac fi # see http://mywiki.wooledge.org/BashFAQ/020 while IFS= read -u 3 -r -d '' pacfile; do file="${pacfile%.pac*}" echo "File: $file" if [ ! -f "$file" ]; then echo " $file does not exist" rm -i "$pacfile" continue fi check="$(cmp "$pacfile" "$file")" if [ -z "${check}" ]; then echo " Files are identical, removing..." rm "$pacfile" else echo -n " File differences found. (V)iew, (S)kip, (R)emove: [v/s/r] " while read c; do case $c in r|R) rm "$pacfile"; break ;; v|V) $diffprog "$pacfile" "$file" rm -i "$pacfile"; break ;; s|S) break ;; *) echo -n " Invalid answer. Try again: [v/s/r] "; continue ;; esac done fi done 3< <(cmd) exit 0 # vim: set ts=2 sw=2 noet: