#!/bin/bash # # repo-remove - remove a package entry from a given repo database file # @configure_input@ # # Copyright (c) 2002-2007 by Judd Vinet <jvinet@zeroflux.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/>. # gettext initialization export TEXTDOMAIN='pacman' export TEXTDOMAINDIR='@localedir@' myver='@PACKAGE_VERSION@' confdir='@sysconfdir@' REPO_DB_FILE="" msg() { local mesg=$1; shift printf "==> ${mesg}\n" "$@" >&1 } msg2() { local mesg=$1; shift printf " -> ${mesg}\n" "$@" >&1 } warning() { local mesg=$1; shift printf "==> $(gettext "WARNING:") ${mesg}\n" "$@" >&2 } error() { local mesg=$1; shift printf "==> $(gettext "ERROR:") ${mesg}\n" "$@" >&2 } # print usage instructions usage() { printf "$(gettext "repo-remove %s\n\n")" $myver printf "$(gettext "usage: %s <path-to-db> <packagename> ...\n\n")" "$0" printf "$(gettext "\ repo-remove will update a package database by removing the package name\n\ specified on the command line from the given repo database. Multiple\n\ packages to remove can be specified on the command line.\n\n")" echo "$(gettext "Example: repo-remove /path/to/repo.db.tar.gz kernel26")" } version() { printf "repo-remove (pacman) %s\n" "$myver" printf "$(gettext "\ Copyright (C) 2002-2007 Judd Vinet <jvinet@zeroflux.org>.\n\n\ This is free software; see the source for copying conditions.\n\ There is NO WARRANTY, to the extent permitted by law.\n")" } # test if a file is a repository DB test_repo_db_file () { if [ -f "$REPO_DB_FILE" ]; then if bsdtar -tf "$REPO_DB_FILE" | grep -q "/desc"; then return 0 # YES fi fi return 1 # NO } # remove existing entries from the DB db_remove_entry() { pushd "$gstmpdir" 2>&1 >/dev/null # remove any other package in the DB with same name local existing for existing in *; do if [ "${existing%-*-*}" = "$1" ]; then msg2 "$(gettext "Removing existing package '%s'...")" "$existing" rm -rf "$existing" fi done popd 2>&1 >/dev/null } # end db_remove_entry # PROGRAM START # determine whether we have gettext; make it a no-op if we do not if [ ! $(type -t gettext) ]; then gettext() { echo "$@" } fi # check for help flags if [ "$1" = "-h" -o "$1" = "--help" ]; then usage exit 0 fi # check for version flags if [ "$1" = "-V" -o "$1" = "--version" ]; then version exit 0 fi # check for correct number of args if [ $# -lt 2 ]; then usage exit 1 fi # source system and user makepkg.conf if [ -r "$confdir/makepkg.conf" ]; then source "$confdir/makepkg.conf" else error "$(gettext "%s not found. Cannot continue.")" "$confdir/makepkg.conf" exit 1 # $E_CONFIG_ERROR fi if [ -r ~/.makepkg.conf ]; then source ~/.makepkg.conf fi # main routine gstmpdir=$(mktemp -d /tmp/repo-remove.XXXXXXXXXX) || (\ error "$(gettext "Cannot create temp directory for database building.")"; \ exit 1) success=0 # parse arguments for arg in "$@"; do if [ -z "$REPO_DB_FILE" ]; then REPO_DB_FILE=$(readlink -f "$arg") if ! test_repo_db_file; then error "$(gettext "Repository file '%s' is not a proper pacman database.")\n" "$REPO_DB_FILE" exit 1 elif [ -f "$REPO_DB_FILE" ]; then msg "$(gettext "Extracting database to a temporary location...")" bsdtar -xf "$REPO_DB_FILE" -C "$gstmpdir" fi else msg "$(gettext "Searching for package '%s'...")" "$arg" if db_remove_entry "$arg"; then success=1 else error "$(gettext "Package matching '%s' not found.")" "$arg" fi fi done # if all operations were a success, re-zip database if [ $success -eq 1 ]; then msg "$(gettext "Creating updated database file '%s'...")" "$REPO_DB_FILE" pushd "$gstmpdir" 2>&1 >/dev/null if [ -n "$(ls)" ]; then [ -f "${REPO_DB_FILE}.old" ] && rm "${REPO_DB_FILE}.old" [ -f "$REPO_DB_FILE" ] && mv "$REPO_DB_FILE" "${REPO_DB_FILE}.old" case "$DB_COMPRESSION" in gz) TAR_OPT="z" ;; bz2) TAR_OPT="j" ;; *) warning "$(gettext "No compression set.")" ;; esac bsdtar -c${TAR_OPT}f "$REPO_DB_FILE" * else error "$(gettext "All packages have been removed from the database. Deleting '%s'.")" "$REPO_DB_FILE" rm "$REPO_DB_FILE" fi popd 2>&1 >/dev/null else msg "$(gettext "No packages modified, nothing to do.")" fi # remove the temp directory used to unzip [ -d "$gstmpdir" ] && rm -rf $gstmpdir # vim: set ts=2 sw=2 noet: