#!/bin/bash # pacdiff : a simple pacnew/pacorig/pacsave updater # # Copyright (c) 2007 Aaron Griffin <aaronmgriffin@gmail.com> # Copyright (c) 2013 Pacman Development Team <pacman-dev@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='pacdiff' declare -r myver='@PACKAGE_VERSION@' diffprog=${DIFFPROG:-vimdiff} diffsearchpath=${DIFFSEARCHPATH:-/etc} locate=0 if tput setaf 0 &>/dev/null; then ALL_OFF="$(tput sgr0)" BOLD="$(tput bold)" BLUE="${BOLD}$(tput setaf 4)" GREEN="${BOLD}$(tput setaf 2)" YELLOW="${BOLD}$(tput setaf 3)" PURPLE="${BOLD}$(tput setaf 5)" else ALL_OFF="\e[1;0m" BOLD="\e[1;1m" BLUE="${BOLD}\e[1;34m" GREEN="${BOLD}\e[1;32m" YELLOW="${BOLD}\e[1;33m" PURPLE="${BOLD}\e[1;35m" fi usage() { echo "$myname : a simple pacnew/pacorig/pacsave updater" echo "Usage : $myname [-l]" echo " -l/--locate makes $myname 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\" $myname" } version() { printf "%s %s\n" "$myname" "$myver" echo 'Copyright (C) 2007 Aaron Griffin <aaronmgriffin@gmail.com>' echo 'Copyright (C) 2013 Pacman Development Team <pacman-dev@archlinux.org>' } 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 $1 in -l|--locate) locate=1;; -V|--version) version; exit 0;; -h|--help) usage; exit 0;; *) usage; exit 1;; esac fi # see http://mywiki.wooledge.org/BashFAQ/020 while IFS= read -u 3 -r -d '' pacfile; do file="${pacfile%.pac*}" file_type="pac${pacfile##*.pac}" case $file_type in pacnew) printf "$GREEN%s$ALL_OFF" "$file_type";; pacorig) printf "$YELLOW%s$ALL_OFF" "$file_type";; pacsave) printf "$BLUE%s$ALL_OFF" "$file_type";; esac printf " file found for $PURPLE%s$ALL_OFF\n" "$file" if [ ! -f "$file" ]; then echo " $file does not exist" rm -iv "$pacfile" continue fi if cmp -s "$pacfile" "$file"; then echo " Files are identical, removing..." rm -v "$pacfile" else printf " (V)iew, (S)kip, (R)emove %s, (O)verwrite with %s: [v/s/r/o] " "$file_type" "$file_type" while read c; do case $c in r|R) rm -v "$pacfile"; break ;; o|O) mv -v "$pacfile" "$file"; break ;; v|V) $diffprog "$pacfile" "$file" rm -iv "$pacfile"; break ;; s|S) break ;; *) printf " Invalid answer. Try again: [v/s/r/o] "; continue ;; esac done fi done 3< <(cmd) exit 0 # vim: set ts=2 sw=2 noet: